WO2019063007A1 - 随机接入方法及装置 - Google Patents
随机接入方法及装置 Download PDFInfo
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- WO2019063007A1 WO2019063007A1 PCT/CN2018/109058 CN2018109058W WO2019063007A1 WO 2019063007 A1 WO2019063007 A1 WO 2019063007A1 CN 2018109058 W CN2018109058 W CN 2018109058W WO 2019063007 A1 WO2019063007 A1 WO 2019063007A1
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- random access
- system frame
- access resource
- configuration index
- preamble format
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- 238000000034 method Methods 0.000 title claims abstract description 177
- 238000013507 mapping Methods 0.000 claims description 42
- 230000015654 memory Effects 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 20
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- 230000000875 corresponding effect Effects 0.000 description 209
- 238000010586 diagram Methods 0.000 description 42
- 238000012545 processing Methods 0.000 description 26
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/008—Transmission of channel access control information with additional processing of random access related information at receiving side
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
Definitions
- the present application relates to the field of wireless communications, and in particular, to a random access method and apparatus.
- uplink synchronization and downlink synchronization are first required.
- the base station sends a downlink synchronization signal by using multiple transmit beams, and the terminal uses one or more receive beams to receive and detect the downlink synchronization signal, and determine the optimal downlink transmit beam and receive beam pair, downlink time, and system. information.
- the uplink synchronization is completed by means of a random access procedure, and the terminal first sends a random access signal, and the base station detects the random access signal, obtains the best uplink transmit beam, the receive beam pair, the uplink time, and the like, and implements the uplink of the base station and the terminal. Synchronize.
- the present application provides a random access method and apparatus for solving the problem of low efficiency of a random access procedure.
- the first aspect of the present application provides a random access method, including:
- the terminal sends a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the association relationship between the random access resource and the downlink signal includes an index manner of the random access resource.
- the terminal determines, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal, including:
- the terminal Determining, by the terminal, the downlink signal according to the index mode of the random access resource and the number of random access resources at the same time, in the N time slots or subframes in the period in which the random access resource is located.
- the frequency position f of the random access resource corresponding to the downlink signal is determined at time t, and N is an integer greater than 0.
- the terminal determines, according to the random access configuration index, a random access resource, including:
- the terminal before the sending, by the terminal, the random access preamble to the network device according to the random access resource corresponding to the downlink signal, the terminal further includes:
- the terminal receives the second indication information that is sent by the network device, where the second indication information includes: structure information of a random access slot or a subframe; and the terminal is configured according to the random access slot or subframe
- the structure information determines a time at which the random access resource is located within a time range of the random access resource.
- the terminal before the sending, by the terminal, the random access preamble to the network device according to the random access resource corresponding to the downlink signal, the terminal further includes:
- the terminal receives the third indication information that is sent by the network device, where the third indication information is used to indicate an index manner of the random access resource.
- the method further includes:
- the method further includes:
- the terminal receives fourth indication information sent by the network device, where the fourth indication information is used to indicate a downlink signal block that is actually transmitted.
- a second aspect of the present application provides a random access method, including:
- the network device generates first indication information, where the first indication information is used to indicate a random access configuration index
- the network device sends the first indication information to the terminal, where the random access resource of the terminal is determined by the terminal according to the random access configuration index, and the random access resource corresponding to the downlink signal is used by the terminal. And determining according to the association relationship between the random access resource and the downlink signal. That is, the random access configuration index is used to determine a random access resource of the terminal.
- the association relationship between the random access resource and the downlink signal includes an index manner of the random access resource.
- the indexing method of the random access resource includes: first determining, according to the index mode of the random access resource and the number of random access resources at the same time, the time at which the random access resource is located The time t of the random access resource corresponding to the downlink signal, and the frequency position f of the random access resource corresponding to the downlink signal is determined at time t; or, according to the index mode of the random access resource and the random time at the same time Determining the frequency position f of the random access resource corresponding to the downlink signal in the frequency domain of the time when the random access resource is located, and determining the downlink signal corresponding to the frequency position f Time t of the random access resource; or, according to the index mode of the random access resource and the number of random access resources at the same time, first N time slots or sub-periods within the period in which the random access resource is located Determining a time t of the random access resource corresponding to the downlink signal, and determining, at time t, a frequency position
- the time range of the random access resource is determined by the terminal according to the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, the maximum number of downlink signal blocks, and the downlink signal actually transmitted. One or more of the blocks, and the random access configuration index is determined.
- the method further includes:
- the network device sends the second indication information to the terminal, where the second indication information includes: structure information of a random access slot or a subframe; and the time at which the random access resource is located according to the random access
- the structure information of the slot or subframe is determined within the time range of the random access resource.
- the method further includes:
- the network device sends third indication information to the terminal, where the third indication information is used to indicate an indexing manner of the random access resource, and the random access resource corresponding to the downlink signal is according to the random access resource.
- the index mode is determined within the time when the random access resource is located.
- a format of a random access preamble and a system frame position in a time range of the random access resource, the subcarrier spacing according to the random access preamble, and a sequence length of the random access preamble by the terminal And determining, by the number of the maximum downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and the random access configuration index.
- the method further includes:
- the network device sends fourth indication information to the terminal, where the fourth indication information is used to indicate a downlink signal block that is actually transmitted.
- a third aspect of the present application provides a random access method, including:
- the terminal sends a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the terminal determines, according to the random access configuration index that is sent by the network device, the time slot in which the random access resource is located, including:
- the terminal determines a time slot in which the random access resource is located according to the random access subcarrier interval, the maximum number of downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and the random access configuration index.
- the terminal receives the first indication information sent by the network device, where the first indication information is used to indicate a random access configuration index.
- the terminal determines the random access resource corresponding to the downlink signal in the time slot in which the random access resource is located according to the index mode of the current random access resource, including:
- the terminal determines the time t of the random access resource and the time t at the time slot in which the random access resource is located, according to the index mode of the current random access resource and the number of random access resources at the same time. Determining the frequency location f of the random access resource; or,
- the terminal determines the random access resource corresponding to the downlink signal in the time slot in which the random access resource is located according to the index mode of the current random access resource, including:
- the terminal determines the random access resource corresponding to the downlink signal in the time slot in which the random access resource is located, according to the association between the downlink signal and the random access resource and the index mode of the current random access resource.
- association relationship may include any one of the following:
- the random access resource at the same time corresponds to a downlink signal
- the random access resources at the same time correspond to multiple downlink signals
- the random access resources at the same time correspond to all downlink signals.
- the method further includes:
- Determining random access in the random access slot according to the random access subcarrier interval, the maximum number of downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and the random access configuration index Preamble format, system frame position.
- the method further includes:
- the terminal receives fourth indication information sent by the network device, where the fourth indication information is used to indicate a downlink signal block that is actually transmitted.
- a fourth aspect of the present application provides a random access method, including:
- the network device generates third indication information, where the third indication information is used to indicate an index mode of the current random access resource
- the network device sends the third indication information to the terminal, so that the terminal determines, according to the index mode of the current random access resource, the random access corresponding to the downlink signal in the time slot in which the random access resource is located. Resources.
- the time slot in which the random access resource is located is determined by the terminal according to a random access subcarrier interval, a maximum number of downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and random access. Configure index determination.
- the method further includes:
- the network device sends first indication information to the terminal, where the first indication information includes: a random access configuration index.
- the indexing manner of the current random access resource indicates that the terminal determines the randomness in all time slots of the random access period according to the index mode of the current random access resource and the number of random access resources at the same time.
- the random access resource corresponding to the downlink signal is specifically configured by the terminal according to an association between a downlink signal and a random access resource, and an indexing manner of the current random access resource, where the random access resource is located. Determined within the time slot.
- association relationship includes any one of the following:
- the random access resource at the same time corresponds to a downlink signal
- the random access resources at the same time correspond to multiple downlink signals
- the random access resources at the same time correspond to all downlink signals.
- the format of the random access preamble in the random access slot, the system frame position by the random access subcarrier interval, the maximum number of downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and the The random access configuration index is determined.
- the method further includes:
- the network device sends fourth indication information to the terminal, where the fourth indication information is used to indicate the downlink signal block actually transmitted.
- a fifth aspect of the present application provides a random access method, including:
- the terminal determines, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal;
- the terminal sends a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the association relationship between the random access resource and the downlink signal includes an index manner of the random access resource.
- the determining, by the terminal, the random access resource corresponding to the downlink signal according to the association relationship between the random access resource and the downlink signal including:
- the frequency position f of the random access resource is determined at time t, and N is an integer greater than zero.
- a sixth aspect of the present application provides a random access apparatus, the apparatus comprising means or means for performing the methods of the first aspect and various implementations of the first aspect described above.
- a seventh aspect of the present application provides a random access device, the device comprising means or means for performing the methods of the second aspect and the various implementations of the second aspect described above.
- An eighth aspect of the present application provides a random access apparatus, the apparatus comprising means or means for performing the methods of the third aspect and various implementations of the third aspect described above.
- a ninth aspect of the present application provides a random access apparatus, the apparatus comprising means or means for performing the methods of the fourth aspect and various implementations of the fourth aspect described above.
- a tenth aspect of the present application provides a random access apparatus, the apparatus comprising means or means for performing the methods provided by the fifth aspect and the various implementations of the fifth aspect.
- An eleventh aspect of the present application provides a random access device, the device comprising a processor and a memory, the memory is for storing a program, and the processor calls a program stored in the memory to perform the method provided by the first aspect of the application.
- a twelfth aspect of the present application provides a random access device, the device comprising a processor and a memory, the memory is for storing a program, and the processor calls a program stored in the memory to perform the method provided by the second aspect of the present application.
- a thirteenth aspect of the present application provides a random access device, the device comprising a processor and a memory, the memory is for storing a program, and the processor calls a program stored in the memory to perform the method provided by the third aspect of the present application.
- a fourteenth aspect of the present application provides a random access device, the device comprising a processor and a memory, the memory for storing a program, and the processor calling a program stored in the memory to perform the method provided by the fourth aspect of the present application.
- a fifteenth aspect of the present application provides a random access device, the device comprising a processor and a memory, the memory is for storing a program, and the processor calls a program stored in the memory to execute the method provided by the fifth aspect of the present application.
- a sixteenth aspect of the present application provides a random access device comprising at least one processing element (or chip) for performing the method of the above first aspect.
- a seventeenth aspect of the present application provides a random access device comprising at least one processing element (or chip) for performing the method of the above second aspect.
- the eighteenth aspect of the present application provides a random access device comprising at least one processing element (or chip) for performing the method of the above third aspect.
- a nineteenth aspect of the present application provides a random access device comprising at least one processing element (or chip) for performing the method of the above fourth aspect.
- a twentieth aspect of the present application provides a random access device comprising at least one processing element (or chip) for performing the method of the above fifth aspect.
- a twenty-first aspect of the present application provides a program for performing the method of the above first aspect.
- a twenty-second aspect of the present application provides a computer storage medium comprising the program of the twenty-first aspect.
- the twenty-third aspect of the present application provides a program for performing the method of the above second aspect.
- a twenty-fourth aspect of the present application provides a computer storage medium comprising the program of the twenty-third aspect.
- a twenty-fifth aspect of the present application provides a program for performing the method of the above third aspect.
- a twenty-sixth aspect of the present application provides a computer storage medium comprising the program of the twenty-fifth aspect.
- a twenty-seventh aspect of the present application provides a program for performing the method of the above fourth aspect.
- a twenty-eighth aspect of the present application provides a computer storage medium comprising the program of the twenty-seventh aspect.
- a twenty-ninth aspect of the present application provides a program for performing the method of the above fifth aspect.
- a thirtieth aspect of the present application provides a computer storage medium comprising the program of the twenty-ninth aspect.
- the network device In the random access method and device provided by the present application, the network device generates first indication information, where the first indication information is used to indicate a random access configuration index, and then the first indication information is sent to the terminal, and the terminal is configured according to the random access. Determining a random access resource, determining, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal, and sending the random access resource to the network device according to the random access resource corresponding to the downlink signal Access the preamble.
- the random access configuration index indicated by the network device is implemented, the random access resource is determined, and the random access resource corresponding to the downlink signal is determined according to the association between the downlink signal and the random access resource, thereby preventing the terminal from transmitting the random access.
- the network device side can also receive the random access preamble on the random access resource corresponding to the downlink signal, avoiding the problem of beam mismatch, and improving the efficiency of the random access process.
- FIG. 1 is a schematic structural diagram of a communication system provided by the present application.
- FIG. 2 is a schematic flowchart of a random access method according to an embodiment of the present application.
- FIG. 3 is a schematic flowchart of a random access method according to another embodiment of the present disclosure.
- FIG. 4 is a schematic diagram of a random access resource index in a random access method according to an embodiment of the present disclosure
- FIG. 5 is a schematic diagram of a random access resource index in a random access method according to another embodiment of the present disclosure.
- FIG. 6 is a schematic diagram of a random access resource index in a random access method according to another embodiment of the present disclosure.
- FIG. 7 is a schematic diagram of a random access preamble structure in a random access method according to an embodiment of the present disclosure
- FIG. 8 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 9 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 10 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 11 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 12 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 13 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 14 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 15 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure.
- FIG. 16 is a schematic diagram of a random access structure in a random access method according to an embodiment of the present disclosure.
- FIG. 17 is a schematic structural diagram of a time slot in a random access method according to another embodiment of the present disclosure.
- FIG. 18 is a schematic structural diagram of a time slot in a random access method according to another embodiment of the present disclosure.
- FIG. 19 is a schematic diagram of a downlink signal in a random access method according to an embodiment of the present disclosure.
- FIG. 20 is a schematic structural diagram of a random access device according to an embodiment of the present disclosure.
- FIG. 21 is a schematic structural diagram of a random access device according to another embodiment of the present disclosure.
- FIG. 22 is a schematic structural diagram of a random access device according to another embodiment of the present disclosure.
- the embodiments of the present application can be applied to a wireless communication system.
- the wireless communication system mentioned in the embodiments of the present application includes but is not limited to: Narrow Band-Internet of Things (NB-IoT), global mobile Global System for Mobile Communications (GSM), Enhanced Data Rate for GSM Evolution (EDGE), Wideband Code Division Multiple Access (WCDMA), Code Division Multiple Access (CDMA) 2000 System (Code Division Multiple Access, CDMA2000), Time Division-Synchronization Code Division Multiple Access (TD-SCDMA), Long Term Evolution (LTE), and Next Generation 5G Mobile Communication System
- eMBB Enhanced Mobile Broad Band
- URLLC Massive Machine-Type Communications
- mMTC Massive Machine-Type Communications
- the terminal device includes but is not limited to a mobile station (MS, Mobile Station), a mobile terminal (Mobile Terminal), a mobile telephone (Mobile Telephone), a mobile phone (handset), and a portable device.
- the terminal can communicate with one or more core networks via a Radio Access Network (RAN).
- RAN Radio Access Network
- the terminal can be a mobile phone (or "cellular" phone), a computer with wireless communication function.
- the terminal can also be a portable, pocket, handheld, computer built-in or in-vehicle mobile device or device.
- FIG. 1 is a schematic structural diagram of a communication system provided by the present application.
- the communication system 01 includes a network device 101 and a terminal 102.
- the network device 101 can also be connected to the core network.
- Network device 101 may also be in communication with an Internet Protocol (IP) network 200, such as the Internet, a private IP network, or other data network.
- IP Internet Protocol
- Network devices provide services to terminals within coverage.
- network device 101 provides wireless access to one or more terminals within range of network device 101.
- network devices can also communicate with each other.
- Network device 101 may be a device for communicating with a terminal.
- BTS Base Transceiver Station
- NodeB, NB base station
- Evolved Node B, eNB evolved base station
- the network device may also be a relay station, an access point, an in-vehicle device, or the like.
- D2D Device to Device
- the network device may also be a terminal functioning as a base station.
- the terminal may include various handheld devices having wireless communication functions, in-vehicle devices, wearable devices, computing devices, or other processing devices connected to the wireless modem, and various forms of user equipment (UE), mobile stations (mobile) Station, MS), etc.
- the present application proposes a new random access method for the above technical problem, and the method may also correspond to a future 5G proposal, for example:
- the NR PRACH configuration can consider to reduce the candidate sub numbers at each RACH resource time density and provide more Options in time density.
- the time slot number and OFDM symbol number should be defined for the PRACH resources, NR should strive to simplify the configuration and overhead. For example, by defining a finite number of candidate PRACH resource time patterns in a subframe, the time slot number And OFDM symbol number for each pattern are predefined.
- FIG. 2 is a schematic flowchart of a random access method according to an embodiment of the present disclosure. As shown in FIG. 2, the method includes:
- the network device generates third indication information, where the third indication information is used to indicate an index manner of the current random access resource.
- the indexing manner of multiple random access resources may be pre-configured to determine the index mode currently to be used, and the third indication information is generated.
- the third indication information carries an identifier of an index manner of the random access resource.
- the network device sends third indication information to the terminal.
- the terminal receives third indication information sent by the network device.
- the terminal determines, according to a random access configuration index sent by the network device, a time slot in which the random access resource is located.
- the mapping between the random access configuration index and the time slot in which the random access resource is located may be configured in advance. After the terminal obtains the random access configuration index, the terminal may configure the random access configuration index and the time when the random access resource is located. The mapping relationship between the slots determines the time slot in which the random access resources are located.
- one random access configuration index may correspond to one or more time slots.
- the terminal determines, according to the foregoing index manner of the current random access resource, a random access resource corresponding to the downlink signal in a time slot in which the random access resource is located.
- the random access resource corresponding to the downlink signal may be determined in the time slot in which the random access resource is located according to the index mode of the current random access resource indicated by the network device.
- the terminal sends a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the terminal may determine, according to a random access configuration index that is sent by the network device, a time slot in which the random access resource is located, and then the terminal is in a time slot where the random access resource is located.
- the network device sends a random access preamble. That is, the network device is not required to indicate the index mode, and the random access preamble is sent after determining the time slot in which the random access resource is located according to the random access configuration index.
- the terminal may receive the third indication information that is sent by the network device, where the third indication information indicates an index mode of the current random access resource, and the terminal determines, according to the index manner of the current random access resource, the downlink signal.
- the random access resource is used to send a random access preamble to the network device according to the random access resource corresponding to the downlink signal. That is, the terminal directly determines the random access resource corresponding to the downlink signal according to the index mode indicated by the network device, and is not limited to be determined in the time slot in which the random access resource is located, and may be determined in the random access period or the entire time domain.
- the network device sends the third indication information to the terminal, where the third indication information indicates the index mode of the current random access resource, and the terminal determines, according to the random access configuration index sent by the network device, the location where the random access resource is located. a time slot, and determining, according to the foregoing random access resource indexing manner, a random access resource corresponding to the downlink signal in the time slot in which the random access resource is located, and further, according to the random access resource corresponding to the downlink signal, The network device sends a random access preamble.
- the index mode of the current random access resource is indicated by the network device, and the terminal can determine the random access resource corresponding to the downlink signal in the time slot in which the random access resource is located according to the index mode of the current random access resource, thereby avoiding the terminal.
- the random access preamble is sent, the problem of randomly accessing the resource is blindly attempted, and the network device side can also receive the random access preamble on the random access resource corresponding to the downlink signal, thereby avoiding the problem of beam mismatch and improving the random connection. The efficiency of the process.
- FIG. 3 is a schematic flowchart of a random access method according to another embodiment of the present disclosure. As shown in FIG. 3, the method includes:
- the network device generates first indication information, where the first indication information is used to indicate a random access configuration index.
- the network device sends the first indication information to the terminal.
- the terminal determines a random access resource according to the random access configuration index.
- the random access configuration index is used by the terminal to determine a random access resource of the terminal.
- the terminal may first determine a relatively large range of random access resources, such as all random access resources in a random access period.
- the terminal determines, according to the association relationship between the random access resource and the downlink signal, a random access resource corresponding to the downlink signal.
- the terminal receives multiple downlink signals sent by the network device, where the random access resource corresponding to a downlink signal can be determined according to the association between the random access resource and the downlink signal.
- the terminal sends a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the network device generates first indication information, where the first indication information is used to indicate a random access configuration index, and then the first indication information is sent to the terminal, and the terminal determines the random access resource according to the random access configuration index. And determining, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal, and sending a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the random access configuration index indicated by the network device is implemented, the random access resource is determined, and the random access resource corresponding to the downlink signal is determined according to the association between the downlink signal and the random access resource, thereby preventing the terminal from transmitting the random access.
- the network device side can also receive the random access preamble on the random access resource corresponding to the downlink signal, avoiding the problem of beam mismatch, and improving the efficiency of the random access process.
- the association between the random access resource and the downlink signal includes an index manner of the random access resource.
- the random access channel (RACH) resource may include: time and frequency of random access.
- the time of the random access may be an orthogonal frequency division multiplexing (OFDM) symbol, a minislot, a time slot, a subframe, and a time period in which the time length is H basic time units, indicating that one can be sent.
- the time required for a predefined random access preamble, the frequency of random access indicates the bandwidth required to transmit a predefined random access preamble, where H is greater than zero.
- a random access resource is identified by two times of a random access time and a random access frequency, that is, a random access time and frequency defines a random access resource.
- a random access time and frequency may define multiple random access resources.
- M1 random access times and M1 random access frequencies define M2 random access resources, where M1 is not equal to M2.
- the network device indicates the number of random access resources M2 per random access time.
- a random access resource may also be referred to as a random access opportunity (RACH occasion/RACH transmission occasion/RACH opportunity/RACH chance, RO), or a random connection of one or more sets on a random access time frequency resource. Enter the lead.
- RACH occasion/RACH transmission occasion/RACH opportunity/RACH chance, RO random access opportunity
- RO random access time frequency resource
- the indexing manner of the random access resource may include the following: (1) determining the time t of the random access resource corresponding to the downlink signal at the time when the random access resource is located, and then at time t Determining a frequency position f of the random access resource corresponding to the downlink signal. (2) determining the frequency position f of the random access resource corresponding to the downlink signal in the frequency domain of the time when the random access resource is located, and determining the random access corresponding to the downlink signal at the frequency position f The time t of the resource.
- the frequency location f of the random access resource is an integer greater than 0; the time t of the random access resource corresponding to the downlink signal is determined in the next N time slots or subframes, and the downlink is determined at time t.
- the frequency position f of the random access resource corresponding to the signal, and so on, and N is an integer greater than 0.
- the N is configured by a network device, or a predefined/pre-stored value, or a predefined/pre-stored manner.
- the next N time slots may be consecutive to the previous N time slots, or may be spaced apart by one or more time slots, which is not limited herein.
- the index mode of the current random access resource may be one of the foregoing index modes, and is specifically indicated by the network device.
- the network device sends a plurality of downlink signals to the terminal. After determining the downlink signal, the terminal determines the random access resource corresponding to the downlink signal in the time slot in which the random access resource is located according to the index mode of the current random access resource.
- the index of the random access resource associated with the downlink signal of index k can be expressed as: (k-1) ) ⁇ F + (0: F-1), where "0: F-1" represents all integers from 0 to F-1. k, F are integers greater than zero.
- the terminal determines, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal, where the terminal may randomly connect according to the index mode of the current random access resource and the same time. Determining the number of the inbound resources, determining the time t of the random access resource corresponding to the downlink signal at the time when the random access resource is located, and determining the random access resource corresponding to the downlink signal at time t Frequency position f.
- FIG. 4 is a schematic diagram of a random access resource index in a random access method according to an embodiment of the present disclosure.
- the association between the default downlink signal and the random access resource is a fixed relationship. It is assumed that there are multiple time slots in which the random access resource is located in a random access period, and multiple random access times in one time slot. The time of random access also has multiple random access resources in the frequency domain.
- the time t of the random access resources on the time slots may be determined first on the frequency of the first random access resource on the time slot in which the random access resources are located. Specifically, the time of the random resource is determined first on the frequency of the first random access resource and the first time slot in which the random access resource is located, and then randomly on the frequency of the first random access resource.
- the second time slot in which the access resource is located determines the time of the random resource, and so on, all the random access resources on the frequency with the first random access resource are determined, and then the second random access resource The same operation is performed on the frequency until all random access resources in the random access period are determined.
- the random access resource refers to the time and frequency at which the random access preamble can be transmitted.
- the random access resource may also be one or more sets consisting of random access preambles at random access time and random access frequency.
- the time may refer to at least one of a subframe, a time slot, a mini-slot, and an OFDM symbol.
- the time refers to a time slot, a small time slot, and an OFDM symbol, it may be determined based on the subcarrier of the uplink or downlink data in the subframe/slot/small slot, or may be determined based on the subcarrier of the random access preamble.
- the corresponding time slot is 1 ms; when the random access preamble subcarrier spacing is 15 ⁇ 2 u kHz, the corresponding time slot is 2 ⁇ u ms, where u is the subcarrier spacing. index of.
- the downlink signal may refer to at least one of a synchronization signal block (SS block) and a channel state information reference signal (CSI-RS).
- the SS block may correspond to one or more OFDM symbols.
- the SS block includes at least one of the following: a primary synchronization signal (PSS), a secondary synchronization signal (SSS), a physical broadcast channel block (PBCH), and a demodulation reference signal (demodulation reference).
- PSS primary synchronization signal
- SSS secondary synchronization signal
- PBCH physical broadcast channel block
- demodulation reference demodulation reference
- Signal, DMRS SS block can also be called SS/PBCH block.
- the random access period also referred to as the period of the random access resource, may refer to a time interval of a standard defined random access resource; or a time period in which a random access resource appears; or an association to the same The minimum period in which a random access resource of a downlink signal occurs.
- the terminal determines, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal, where the terminal may randomly connect according to the index mode of the current random access resource and the same time. Determining the frequency position f of the random access resource corresponding to the downlink signal in the frequency domain of the time when the random access resource is located, and determining the corresponding downlink signal at the frequency position f The time t at which the resource is randomly accessed.
- FIG. 5 is a schematic diagram of a random access resource index in a random access method according to another embodiment of the present disclosure.
- the association between the default downlink signal and the random access resource is a fixed relationship. It is assumed that there are multiple time slots in which the random access resource is located in a random access period, and multiple random access times in one time slot. The time of random access also has multiple random access resources in the frequency domain.
- the frequency location of the random access resource may be determined first in the first time slot with random access resources, and at the time of the first random access, and then in the second At the time of random access, determining the frequency location of the random resource until the first random access resource with the random access resource is determined, and then performing the second time slot with the random access resource The same steps are performed in sequence until all random access resources in the random access period are determined.
- the terminal determines, according to the association relationship between the random access resource and the downlink signal, the random access resource corresponding to the downlink signal, where the terminal may randomly connect according to the index mode of the current random access resource and the same time. Determining the number of the inbound resources, determining the time t of the random access resource corresponding to the downlink signal on the N time slots or subframes in the period in which the random access resource is located, and determining the time at time t
- the frequency position f, N of the random access resource corresponding to the downlink signal is an integer greater than 0.
- the period refers to the random access period.
- FIG. 6 is a schematic diagram of a random access resource index in a random access method according to another embodiment of the present disclosure.
- the association between the default downlink signal and the random access resource is a fixed relationship. It is assumed that there are multiple time slots in which the random access resource is located in a random access period, and multiple random access times in one time slot. The time of random access also has multiple random access resources in the frequency domain.
- a random access time has F random access resources in the frequency domain, and the F is a preset value or a network device configuration value.
- the F is based on a random access preamble sequence length, a random access preamble subcarrier spacing, a random access preamble format, a serving cell identifier where a random access resource is located, a carrier frequency information of a random access resource, Carrier frequency range, service type, maximum number of downlink signals, downlink signal information actually transmitted, number of random access resources associated with downlink signals, random access resource period, association between downlink signals and random access resources, random access configuration index And determining at least one of the random access structure indication information.
- the time t of the random access resource is first determined in N time slots or subframes, and the frequency position f of the random access resource is determined at time t; Then determining the time t of the random access resource in the next N time slots or subframes, and determining the frequency position f of the random access resource at time t until random access on all time slots in the random access period The resource is determined.
- the random access resources at the same time refer to that the random access resources have the same time t and one or more random access resources (random access opportunities) at the same time, but this is not
- the limit may also be based on the number of random access resources at different times.
- the association between the downlink signal and the random access resource in the application may not be fixed, and the random access resource corresponding to the downlink signal may be determined according to the association relationship and the index mode of the current random access resource.
- the association relationship may be referred to as a mapping rule/mapping method/map or mapping association method/association rule, and indicates a correspondence between the downlink signal and the random access resource, that is, according to the downlink signal.
- the index value k can obtain a random access resource (or an index of a random access resource) indicating the downlink signal, or can obtain a downlink signal corresponding to the random access resource according to the random access resource.
- association relationship may also be any one of the following:
- the random access resource at the same time corresponds to one downlink signal.
- a random access resource in time is associated with a downlink signal of one/type (for example, multiple downlink signals of Quasi-colocation).
- the random access resources associated with different downlink signals are located at different times.
- the random access resources at the same time correspond to multiple downlink signals.
- a random access resource on time is associated with multiple downlink signals.
- the random access resources associated with multiple downlink signals may be located at the same time.
- the random access resources at the same time correspond to all downlink signals.
- the random access resources associated with all downlink signals can be located at the same time. This association requires sufficient resources in the frequency domain.
- the association relationship can be flexibly used according to the processing capability and/or hardware capability of the network device.
- the association relationship of the network device configuration 1 can also reduce the complexity of implementation.
- the network device configures the association relationship of 2).
- the network device configures the association relationship of 3).
- Network device configurations 2) and 3) can also save time overhead.
- the terminal when the association relationship 1) is configured, the terminal may be configured to adopt the (1) random access resource indexing manner shown in FIG. 4.
- the terminal when the association relationship 2) is configured, the terminal may be configured to adopt the (2) random access resource indexing manner shown in FIG. 5.
- the terminal When the association relationship 3) is configured, the terminal may be configured to adopt the (3) random access resource indexing manner shown in FIG. 6.
- the frequency location where the random access resource is located in the random access time is based on the frequency location of the random access resource, the bandwidth of the frequency band in which the random access is located, and the number of random access resources in a random access time. At least one of the correspondence between the random access frequency resource and the time is determined.
- the above parameters may be predefined or pre-stored or network device signaling configurations.
- the terminal receives the association relationship indication information sent by the network device, where the association relationship indicates that the information carries the identifier of the association relationship. For example, two bits may be used to identify an association relationship, "00" identifies an association relationship 1), "01” identifies an association relationship 2), and "10" identifies an association relationship 3), but is not limited thereto.
- the terminal determines the random access resource corresponding to the downlink signal according to the association relationship indicated by the network device and the index mode of the fixed random access resource.
- the fixed random access resource is indexed by determining the time t of the random access resource on the time slot in which the random access resource is located, and determining the frequency position f of the random access resource at time t.
- the index k of the downlink signal and the index i of the random access resource may be pre-configured with a mapping relationship, for example:
- the index i of the random access resource may be expressed according to the time slot in which the random access resource is located, the time of the random access, and the frequency of the random access.
- the foregoing mapping relationship may be used, and the downlink signal may be directly associated with the random access resource.
- Specific time and frequency For example, the random access resource 0 in FIG. 3 may be represented by a time slot in which the resource is located, a random access time 0 in a time slot, and a random access frequency 0; the random access resource F+1 in FIG. 3 may be used by the resource.
- the time slot in which the slot is located, the random access time in the slot, and the random access frequency 1 are indicated.
- the above indexing mode may be preset or configured by a network device.
- the terminal before the terminal sends the random access resource preamble to the network device according to the random access resource corresponding to the downlink signal, the terminal acquires an indexing manner of the preset random access resource; or receives a third indication sent by the network device.
- the third indication information is used to indicate an index manner of the random access resource.
- multiple random access preambles may exist in the same random access resource, and the random access preamble may be further divided into multiple preamble sets, and multiple preamble sets on the random access resources may be associated with different downlink signals.
- the indexing manner of the random access resource may be: first determining an index of the random access preamble set, and then performing further indexing on the time and frequency dimensions as described above.
- the size of the random access preamble set (or the number of random access preambles in the set) is indicated by the network device configuration; optionally, the size of the random access preamble set is predefined or pre-stored.
- the order of forming the preamble subset may be: forming a plurality of random access preambles according to cyclic shift of the random access preamble sequence, and then sequentially generating other random access preambles according to the root sequence order until all root sequences are traversed, or The number of root sequences traversed reaches a predefined or pre-stored or network device configuration number, or the total number of random access preambles generated reaches a predefined or pre-stored or network device configuration number, or a total generated random access preamble subset The number of random access preambles reaches the number of predefined or pre-stored or network device configurations.
- the network device may directly indicate the time of the random access resource or the time structure of the random access resource in the time slot by using the indication information, and then determine the random access resource frequency to determine the random connection. Into the resource.
- the terminal determines, according to the random access configuration index sent by the network device, the random access resource, which may be: the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, and the maximum downlink signal block.
- the random access resource which may be: the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, and the maximum downlink signal block.
- the number, the one or more of the actually transmitted downlink signal blocks, and the random access configuration index determine the time range of the random access resources.
- the random access configuration index and the random access may be determined according to the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, the maximum number of downlink signal blocks, and one or more of the actually transmitted downlink signal blocks.
- the mapping relationship between the resource time ranges and then determining the time range of the random access resources according to the random access configuration index indicated by the network device and the mapping relationship between the random access configuration index and the time slot in which the random access resource is located .
- the time range may be a time period, or a set of multiple time segments, or a set of multiple time slots/subframes, etc., which is not limited in this application.
- time slot structures or different subframe structures determine that the time at which the random access resources are located is also different.
- the terminal Before the terminal sends the random access preamble to the network device according to the random access resource corresponding to the downlink signal, the terminal may further perform the time of the random access resource according to the preset time slot or the structure information of the subframe. The time at which the random access resource is located is determined within the range. Or the terminal receives the second indication information sent by the network device, where the second indication information includes: structure information of a random access slot or a subframe. Correspondingly, the terminal determines, according to the structure information of the random access slot or the subframe, the time at which the random access resource is located within the time range of the random access resource.
- Determining the time at which the random access resource is located in the time range of the random access resource may be determining a specific time position of the random access resource within a time range of the random access resource, for example, where the random access resource is located OFDM symbol, etc.
- the random access configuration index and the random access resource are located.
- the mapping relationship between time slots may be different.
- the terminal may further determine, according to the random access subcarrier interval, the sequence length of the random access preamble, the maximum number of downlink signal blocks, one or more of the actually transmitted downlink blocks, and a random access configuration index. Access preamble format, system frame location and other information.
- a system frame is also called a frame or a radio frame.
- the system frame time length is 10 ms, including 10 subframes, and each subframe has a length of 1 ms.
- a time slot can contain 14 OFDM symbols.
- the format of the random preamble may be one or more of the following Table 1 formats in the existing standard: A0, A1, A2, A3, B0, B1, B2, B3, B4, C0, C2; or One or more: 0, 1, 2, 3.
- the formats A0 to C2 and the formats 0 to 3 may also be other names, which are not limited herein.
- the random access configuration index and the random number may be determined according to the random access subcarrier spacing, the sequence length of the random access preamble, the maximum number of downlink signal blocks, and one or more of the actually transmitted downlink blocks.
- the mapping relationship between the time slot in which the access resource is located, the format of the random access preamble (that is, the time position of the random access preamble format in one time slot, also referred to as random access time), and the system frame position may be respectively obtained.
- Table 3 and Table 4 show that the subcarrier spacing is 15 kHz and the maximum number of downlink signal blocks is 4.
- the random access configuration index and the slot in which the random access resource is located and the random access preamble Format, system frame position] A mapping relationship between this combination.
- the time slots in which the random access resources are located in Table 3 are consecutive time slots.
- the time slots in which the random access resources are located in Table 4 are non-contiguous time slots.
- the downlink signal block needs to occupy 2 milliseconds (ms), and the random access resource cannot be placed at the time of the downlink signal block in the system frame. For example, if the downlink signal block is located in slot 0 and slot 1, then the random access resource is located in one or more of slots 2-9. For another example, the downlink signal block is located in slots 2 and 3, and then the random access resource is located in one or more of slots 0, 1, 4-9. There is no specific limit here.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 is the same (that is, one time slot occurs every 8 system frames), and the system frame position is the same, but at the time The gap positions are different. The same is true in the following embodiments, and will not be described again.
- the mapping relationship between the random access configuration index and the combination of the [slot of the random access resource, the format of the random access preamble, and the system frame position] is different from the "random access subcarrier spacing, the maximum number of downlink signal blocks,
- One or more of the actual transmitted downlink blocks may be related to the maximum time period of the random access resource and the time slot of the downlink signal.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access configuration index and the slot in which the random access resource is located and the random access preamble The format of the format, system frame position] is shown in Table 3 or Table 4.
- the time slot of the downlink signal is another time slot, the time slot in which the random access resource is located may also be changed, and may not overlap with the time slot of the downlink signal.
- the time slot in which the random access resource is located is not limited to Table 3 and Table 4.
- the time slot of the corresponding random access resource is “2, 6”.
- the time slot in which the random access resource is located may take any one or more time slots 2 to 9, for example, except "2, 6"
- any two different values (x1, x2) in slots 3 to 9 can be taken.
- the time slot in which the corresponding random access resource is located is "2, 3, 4, 5", and any four different values of 2 to 9 may actually be taken.
- the random access configuration index is different, and the corresponding time slots are different.
- the time slot corresponding to the first random access configuration index is represented as (x1, x2, x3, x4), and the first random access configuration index corresponds to the time interval.
- the gap is expressed as (y1, y2, y3, y4), where (x1, x2, x3, x4), (y1, y2, y3, y4) are different values of any four of 3 to 9, and (x1 , x2, x3, x4) and (y1, y2, y3, y4) of the two sets of numbers, up to three numbers are the same.
- the x1 to x4 and y1 to y4 may take any between 0 and 9. The value is the same as the above method, and will not be described here.
- Table 5 and Table 6 show that the subcarrier spacing is 15 kHz and the maximum number of downlink signal blocks is 8.
- the random access configuration index and the slot in which the random access resource is located and the random access preamble Format, system frame position] A mapping relationship between this combination.
- the time slots in which the random access resources are located in Table 5 are consecutive time slots.
- the time slots in which the random access resources are located in Table 6 are non-contiguous time slots.
- the downlink signal block needs to occupy 4 milliseconds (ms), and the random access resource cannot be placed at the time of the downlink signal block in the system frame.
- the downlink signal block is located in slot 0 to slot 3, and then the random access resource is located in one or more of slots 4-9.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 is the same (that is, one time slot occurs every 8 system frames), and the system frame position is the same, but at the time The gap positions are different.
- the mapping relationship between the random access configuration index and the combination of the [slot of the random access resource, the format of the random access preamble, and the system frame position] is different from the "random access subcarrier spacing, the maximum number of downlink signal blocks,
- One or more of the actual transmitted downlink blocks may be related to the maximum time period of the random access resource and the time slot of the downlink signal.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access configuration index and the slot in which the random access resource is located and the random access preamble The format of the format, system frame position] is shown in Table 3 or Table 4.
- the time slot of the downlink signal is another time slot, the time slot in which the random access resource is located may also be changed, and may not overlap with the time slot of the downlink signal.
- time slot in which the random access resource is located is not limited to the description in Table 5 and Table 6.
- Table 5 and Table 6 For the specific replacement, refer to the descriptions in Table 3 and Table 4, and details are not described herein again.
- the slot index corresponding to the random access configuration indexes 58-63 may be other values.
- the random access configuration index is 58
- the system frame position Mod (SFN, 8) 1
- the configuration index is 59
- the system frame position Mod (SFN, 8) 1
- random access configuration indexes 60 and 61, 62 and 63 may have similar operations.
- the slot positions in Tables 3, 4, 5, and 6 are based on the slot length at which the subcarrier spacing is 15 kHz.
- the subcarrier spacing of the uplink or downlink data is different from the subcarrier spacing of the random access preamble, and thus the corresponding corresponding slot lengths may be different.
- the time slots in the tables may be based on the time slot corresponding to the subcarrier spacing of the random access preamble, or may be based on uplink or downlink data.
- the subcarrier spacing corresponds to the time slot.
- Table 3 At least one of the slot position index, the number of persistent slots, and the random access preamble in the slot in Table 4, Table 5, and Table 6 may be further adjusted to enable random access between the network device and the terminal side. The time of the resource and the time alignment of the upstream/downstream data.
- any one of the slot indices in Table 3, Table 4, Table 5, and Table 6 may correspond to two consecutive 30 kHz slots, corresponding slot indexes and/or persistent slots.
- the number is scaled, that is, if the 15 kHz slot index of the random access preamble is k, the slot index adjusted to 30 kHz is slots 2k and 2k+1. That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the slot can be further adjusted.
- the structure of the random access preamble in a 15 kHz slot length may be two consecutive 30 kHz slot lengths based on k and k+1;
- the new two 30 kHz slots k and k+1 each correspond to a half 15 Hz slot (ie, seven 15 kHz OFDM symbols, at this time, equivalent to Table 16, Table 17, Table 18, Table 19, Table 20.
- Table 21 after the configuration of the downlink signal number is less than seven 15 kHz OFDM symbols, any structure with a sufficient number of random access resources may be used.
- the random access configuration index and the slot in which the random access resource is located, the format of the random access preamble, and the system frame position are shown. ] A mapping between this combination.
- the time slots in which the random access resources are located in Table 7 are consecutive time slots.
- the time slots in which the random access resources are located in Table 8 are non-contiguous time slots.
- the downlink signal block needs to occupy 4 milliseconds (ms), and the random access resource cannot be placed at the time of the downlink signal block in the system frame.
- the subcarrier spacing is 30 kHz
- the time length in which the random access resource is not placed is 2 ms.
- the downlink signal block is located in slot 0 to 1
- the random access resource is located in one or more of slots 5-19.
- the downlink signal block is located in slots 2 to 3
- the random access resource is located in one or more of slots 0, 1, 6-19.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 is the same (that is, one time slot occurs every 8 system frames), and the system frame position is the same, but at the time The gap positions are different.
- the mapping relationship between the random access configuration index and the combination of the [slot of the random access resource, the format of the random access preamble, and the system frame position] is different from the "random access subcarrier spacing, the maximum number of downlink signal blocks,
- One or more of the actual transmitted downlink blocks may be related to the maximum time period of the random access resource and the time slot of the downlink signal.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access configuration index and the time slot in which the random access resource is located and the random access preamble The format of the format, system frame position] is shown in Table 5 or Table 6.
- the time slot of the downlink signal is another time slot, the time slot in which the random access resource is located may also be changed, and the time slot of the downlink signal may not coincide.
- the time slot in which the random access resource is located is not limited to the descriptions of Tables 7 and 8.
- the specific replacement refer to the descriptions of Table 3 and Table 4, and details are not described herein again.
- the slot index corresponding to the random access configuration indexes 58-63 may be other values.
- the random access configuration index is 58
- the system frame position Mod (SFN, 8) 1
- the configuration index is 59
- the system frame position Mod (SFN, 8) 1
- 60 and 61, 62 and 63 can have similar operations.
- the slot positions in Tables 7, 8, 8, and 10 of the Table are based on the slot length at which the subcarrier spacing is 30 kHz.
- the subcarrier spacing of the uplink or downlink data is different from the subcarrier spacing of the random access preamble, and thus the corresponding corresponding slot lengths may be different.
- the time slot in the random access resource configuration table may be based on the time slot corresponding to the subcarrier spacing of the random access preamble, or may be based on The time slot corresponding to the subcarrier spacing of the uplink or downlink data.
- Table 7 At least one of the slot position index, the number of consecutive slots, and the random access preamble in the slot can be further adjusted in Table 8, Table 9, and Table 10, so that the network device and the terminal side are randomly connected. The time of the incoming resource and the time alignment of the upstream/downstream data.
- any one of the slot indices in Table 7, Table 8, Table 9, and Table 10 may correspond to two consecutive 60 kHz slots, corresponding slot indices and/or persistent slots.
- the number is scaled, that is, if the 30 kHz slot index of the random access preamble is k, the slot index adjusted to 60 kHz is slots 2k and 2k+1. That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the time slot can be further adjusted.
- the structure of the random access preamble in a 30 kHz slot length may be two consecutive 60 kHz slot lengths based on k and k+1;
- the new two 60 kHz slots k and k+1 each correspond to a half 30 Hz slot (ie, seven 30 kHz OFDM symbols, at this time, equivalent to Table 16, Table 17, Table 18, Table 19, Table 20.
- Table 21 after the configuration of the downlink signal number is less than seven 30 kHz OFDM symbols, any structure with a sufficient number of random access resources may be used.
- any one of the slot indices in Table 7, Table 8, Table 9, and Table 10 may correspond to a half of a 15 kHz slot, the corresponding slot index and/or the number of consecutive slots.
- Scaling that is, if the 30 kHz slot index of the random access preamble is k, it is adjusted to a half 15 kHz slot; or if the random access preamble has two consecutive 30 kHz slot indices k and k+1, then the adjustment is made. It is a 15 kHz time slot. That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the slot can be further adjusted.
- the structure of the random access preamble in a 15 kHz slot length may be two consecutive 30 kHz slot lengths based on k and k+1; A half 15 kHz slot slot corresponds to a 30 Hz slot.
- Embodiment 4 For example, when the subcarrier spacing is 30 kHz and the maximum number of downlink signal blocks is 8, the random access configuration index and the format of the time slot in which the random access resource is located and the random access preamble are shown in Table 9 and Table 10. , system frame position] a mapping relationship between this combination.
- the time slots in which the random access resources are located in Table 9 are consecutive time slots.
- the time slots in which the random access resources are located in Table 10 are non-contiguous time slots.
- the downlink signal block needs to occupy 2 milliseconds (ms), and the random access resource cannot be placed at the time of the downlink signal block in the system frame.
- the subcarrier spacing is 30 kHz
- the time length in which the random access resource is not placed is 2 ms.
- the downlink signal block is located in slot 0 to slot 3
- the random access resource is located in one or more of slots 8-19.
- the downlink signal block is located in time slot 4-7, and the random access resource is located in one or more of time slots 0, 1, 2, 3, and 12-19.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 is the same (that is, one time slot occurs every 8 system frames), and the system frame position is the same, but at the time The gap positions are different.
- the mapping relationship between the random access configuration index and the combination of the [slot of the random access resource, the format of the random access preamble, and the system frame position] is different from the "random access subcarrier spacing, the maximum number of downlink signal blocks,
- One or more of the actual transmitted downlink blocks may be related to the maximum time period of the random access resource and the time slot of the downlink signal.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access configuration index and the slot in which the random access resource is located and the random access preamble The format of the format, system frame position] is shown in Table 9 or Table 10.
- the time slot of the downlink signal is another time slot, the time slot in which the random access resource is located may also be changed, and may not overlap with the time slot of the downlink signal.
- the time slot in which the random access resource is located is not limited to the descriptions of Tables 9 and 10.
- the specific replacement refer to the descriptions of Table 3 and Table 4, and details are not described herein again.
- the slot index corresponding to the random access configuration indexes 58-63 may be other values.
- the slot positions in Tables 11 and 12 are based on the slot length at which the subcarrier spacing is 60 kHz.
- the subcarrier spacing of the uplink or downlink data is different from the subcarrier spacing of the random access preamble, and thus the corresponding corresponding slot lengths may be different.
- the time slot in the random access resource configuration table may be based on the time slot corresponding to the subcarrier spacing of the random access preamble, or may be based on The time slot corresponding to the subcarrier spacing of the uplink or downlink data.
- the time slot in the random access resource configuration table is based on the time slot corresponding to the uplink or downlink data, and the subcarrier spacing of the uplink or downlink data is different from the subcarrier spacing of the random access preamble, Table 11
- at least one of the slot position index, the number of consecutive slots, and the random access preamble in the slot in Table 12 may be further adjusted such that the time and uplink of the random access resources of the network device and the terminal side are/ Time alignment of downstream data.
- any one of the slot indices in Table 11 and Table 12 may correspond to two consecutive 120 kHz slots, and the corresponding slot index and/or the number of consecutive slots are scaled, that is, if The 60 kHz slot index of the random access preamble is k, and the slot index adjusted to 60 kHz is slots 2k and 2k+1. That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the slot can be further adjusted.
- the structure of the random access preamble in a 60 kHz slot length may be k and k+1 consecutive two 120 kHz slot lengths;
- the two 120 kHz slots k and k+1 each correspond to a half 60 Hz slot (ie, seven 60 kHz OFDM symbols, at this time, equivalent to Table 16, Table 17, Table 18, Table 19, Table 20 In Table 21, after the configuration of the downlink signal number is less than seven 60 kHz OFDM symbols, any structure with a sufficient number of random access resources may be used.
- any one of the slot indices in Table 11 and Table 12 may be corresponding to a half 30 kHz slot, and the corresponding slot index and/or the number of consecutive slots are scaled, that is, if random
- the 60 kHz time slot index of the access preamble is adjusted to be a half 30 kHz time slot; or if the random access preamble has two consecutive 60 kHz time slot indices 2k and 2k+1, it is adjusted to a 30 kHz time slot. . That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the slot can be further adjusted.
- the structure of the random access preamble in a 30 kHz slot length may be two consecutive 60 kHz slot lengths based on the slots k and k+1; For example, a half 30 kHz slot slot corresponds to a 60 Hz slot.
- any one of the slot indices in Table 11 and Table 12 may correspond to 1/4 of the 15 kHz slots (for example, 2 to 4 15 kHz OFDM symbols), and the corresponding slot index. And/or the number of consecutive time slots is scaled, that is, if the random access preamble is indexed as k kHz slot, it is adjusted to 1/4 15 kHz time slot; or if the random access preamble has two consecutive 60 kHz time slots The index k and k+1 are adjusted to a 15 kHz time slot; or if the random access preamble has four consecutive 60 kHz time slot indices k to k+3, it is adjusted to a 15 kHz time slot.
- the random access preamble in the time slot can be further adjusted.
- the structure of the random access preamble in a 15 kHz slot length may be k to k + 3 consecutive 4 60 kHz slot lengths;
- the structure of the random access preamble in the length of the 15 kHz slot may be two slots of length 60 k kHz for k ⁇ k +1; for example, 1/4 of the slot slots of 15 kHz correspond to a slot of 60 Hz.
- Embodiment 5 For example, when the subcarrier spacing is 60 kHz and the maximum number of downlink signal blocks is 64, the random access configuration index and the format of the time slot in which the random access resource is located and the random access preamble are shown in Table 11 and Table 12. , system frame position] a mapping relationship between this combination.
- the random access resources in Table 11 are placed in one or more of the time slots 20-29.
- Random access resources can be placed in all locations in the system frame in Table 12.
- the corresponding downlink signal block needs to occupy 5 ms.
- the uplink and the downlink adopt a time division manner in the same frequency band, and the random access resource cannot be placed at a time when the downlink signal block in the system frame is located.
- the random access resource is located in one or more of the time slots 20 to 39; for example, when the downlink signal block is located in the time slot 20 to 39, it is random.
- the access resources are located in one or more of the time slots 0-19.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 is the same (that is, one time slot occurs every 8 system frames), and the system frame position is the same, but at the time The gap positions are different.
- the uplink and downlink take different frequency bands. Since the uplink and downlink are located in different frequency bands, random access resources can be placed at all time positions in the system frame.
- the mapping relationship between the random access configuration index and the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position is in addition to the random access subcarrier interval and the maximum downlink.
- the number of signal blocks, one or more of the downlink blocks actually transmitted, may also be related to the maximum time period of the random access resource and the time slot of the downlink signal.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access configuration index and [random access] The mapping relationship between the time slot in which the resource is located, the format of the random access preamble, and the system frame position] is shown in Table 11; if the uplink and downlink take different frequency bands, the random access configuration index and [random access resources) The mapping relationship between the combinations of the time slot, the format of the random access preamble, and the system frame position is shown in Table 12.
- the time slots and system frames in the above table are examples and are not limited to the table.
- the time slot in which the random access resource is located is not limited to Table 11 and Table 12.
- Table 11 when the random access configuration index is "6", the time slot in which the corresponding random access resource is located is "20 to 27 (representing all integers between 20 and 27)", but in the downlink and uplink.
- the time slot in which the random access resource is located may take any one or more time slots of 20 to 39, for example, 20 may be taken. Any two different values (x1, x2) in the ⁇ 39 time slot. Reference can be made to the description of the foregoing table, and details are not described herein again.
- the downlink and the uplink adopt the time division mode in the same frequency band
- the downlink signal block is mapped to other time slot numbers, similar to the foregoing embodiment, when the time slot of the downlink signal is another time slot, the random access resource is located.
- the time slot may also be changed, and may not overlap with the time slot of the downlink signal; or, the system frame may be mapped together with the time slot before the downlink signal block in the next system frame, and the corresponding time slot number is correspondingly Offset.
- the random access configuration index is combined with the slot in which the random access resource is located, the format of the random access preamble, and the system frame position. A mapping relationship between.
- the random access resources in Table 13 are placed in one or more of the time slots 40-79.
- the corresponding downlink signal block needs to occupy 5 ms.
- the uplink and the downlink adopt a time division manner in the same frequency band, and the random access resource cannot be placed at a time when the downlink signal block in the system frame is located.
- the random access resource is located in one or more of the time slots 40-79; for example, when the downlink signal block is located in the time slot 40-79, it is random.
- the access resources are located in one or more of the time slots 0-39.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource time density of the random access configuration index 0 and the random access configuration index 1 in Table 13 is the same (that is, one time slot occurs in every 8 system frames), the system frame position is the same, but the time slot position is not the same.
- the uplink and downlink take different frequency bands. Since the uplink and downlink are located in different frequency bands, random access resources can be placed at all time positions in the system frame.
- the mapping relationship between the random access configuration index and the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position is in addition to the random access subcarrier interval and the maximum downlink.
- the number of signal blocks, one or more of the downlink blocks actually transmitted, may also be related to the maximum time period of the random access resource and the time slot of the downlink signal.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access configuration index and [random access] The mapping relationship between the combinations of the time slot in which the resource is located, the format of the random access preamble, and the system frame position is shown in Table 13.
- the time slots and system frames in the above table are examples and are not limited to the table.
- the slot number locations in Table 13 may be other values.
- the same preamble format in the table and the two configuration values in the system frame position if the slot number positions are 40 to 47 and 56 to 63, respectively (a to b represent all integers from a to b, for example, 20 to 27 denotes 20, 21, 22, 23, 24, 25, 26, 27), and may be other values, for example, any of 16 different values x1 to x8 and y1 to y8 of 40 to 79; if the slot number position is 40 to 55, which may be other values, for example, any of 16 different values x1 to x16 in 40 to 79; if the slot number position is 40:71, other values may be used, for example, any 32 of 40 to 79 are different.
- the value is x1 to x32.
- the downlink and uplink use the time division mode in the same frequency band
- a similar method can be adopted to similarly operate other time slot numbers in the system frame.
- the system frame is mapped together with the time slot before the downlink synchronization signal block in the next system frame, and the corresponding time slot number is offset accordingly.
- the downlink synchronization signal block is located in the time slot 40-79, and the random access resource is placed in the time slot 0-39. The manner of adjustment is similar to that in the previous embodiment, and will not be described again here.
- the uplink and downlink adopt different frequency bands, and the above x1 to x32 and y1 to y16 may take any different integers between 0 and 79.
- mapping relationship between the random access configuration index and the time slot in which the random access resource is located may be determined according to the sequence length of the random access preamble.
- mapping relationship between the random access configuration index and the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position are determined according to the sequence length of the random access preamble.
- J2,...,Mod(SFN,8) slot index iK ⁇ jK in xK, that is, 8 time slots are distributed in K system frames, each system frame has several time slots; configuration index is 1
- x1 to xK and y1 to yK are different from each other.
- K represents the number of system frames in which random access resources are distributed within one system frame period. For example, in Table 13, it is 1 when the configuration index is 0 and 1, and 2 when the configuration index is 58 to 63.
- the slot index corresponding to the random access configuration indexes 58-63 may be other values.
- the slot positions in Tables 11 and 12 are based on the slot length at which the subcarrier spacing is 60 kHz.
- the subcarrier spacing of the uplink or downlink data is different from the subcarrier spacing of the random access preamble, and thus the corresponding corresponding slot lengths may be different.
- the time slot in the random access resource configuration table may be based on the time slot corresponding to the subcarrier spacing of the random access preamble, or may be based on The time slot corresponding to the subcarrier spacing of the uplink or downlink data.
- the time slot in the random access resource configuration table is based on the time slot corresponding to the uplink or downlink data, and the subcarrier spacing of the uplink or downlink data is different from the subcarrier spacing of the random access preamble, Table 11
- at least one of the slot position index, the number of consecutive slots, and the random access preamble in the slot in Table 12 may be further adjusted such that the time and uplink of the random access resources of the network device and the terminal side are/ Time alignment of downstream data.
- any one of the slot indices in Table 11 and Table 12 may correspond to two consecutive 120 kHz slots, and the corresponding slot index and/or the number of consecutive slots are scaled, that is, if The 60 kHz slot index of the random access preamble is k, and the slot index adjusted to 60 kHz is slots 2k and 2k+1. That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the slot can be further adjusted.
- the structure of the random access preamble in a 60 kHz slot length may be k and k+1 consecutive two 120 kHz slot lengths;
- the two 120 kHz slots k and k+1 each correspond to a half 60 Hz slot (ie, seven 60 kHz OFDM symbols, at this time, equivalent to Table 16, Table 17, Table 18, Table 19, Table 20 In Table 21, after the configuration of the downlink signal number is less than seven 60 kHz OFDM symbols, any structure with a sufficient number of random access resources may be used.
- any one of the slot indices in Table 11 and Table 12 may be corresponding to a half 30 kHz slot, and the corresponding slot index and/or the number of consecutive slots are scaled, that is, if random
- the 60 kHz time slot index of the access preamble is adjusted to be a half 30 kHz time slot; or if the random access preamble has two consecutive 60 kHz time slot indices 2k and 2k+1, it is adjusted to a 30 kHz time slot. . That is, the absolute time of the random access resource is kept unchanged. At this time, the random access preamble in the slot can be further adjusted.
- the structure of the random access preamble in a 30 kHz slot length may be two consecutive 60 kHz slot lengths based on the slots k and k+1; For example, a half 30 kHz slot slot corresponds to a 60 Hz slot.
- any one of the slot indices in Table 11 and Table 12 may correspond to 1/4 of the 15 kHz slots (for example, 2 to 4 15 kHz OFDM symbols), and the corresponding slot index. And/or the number of consecutive time slots is scaled, that is, if the random access preamble is indexed as k kHz slot, it is adjusted to 1/4 15 kHz time slot; or if the random access preamble has two consecutive 60 kHz time slots The index k and k+1 are adjusted to a 15 kHz time slot; or if the random access preamble has four consecutive 60 kHz time slot indices k to k+3, it is adjusted to a 15 kHz time slot.
- the random access preamble in the time slot can be further adjusted.
- the structure of the random access preamble in a 15 kHz slot length may be k to k + 3 consecutive 4 60 kHz slot lengths;
- the structure of the random access preamble in the length of the 15 kHz slot may be two slots of length 60 k kHz for k ⁇ k +1; for example, 1/4 of the slot slots of 15 kHz correspond to a slot of 60 Hz.
- the random access configuration index is combined with the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position. Mapping relationship.
- the uplink and the downlink are respectively performed on different frequency bands, and the time of the downlink signal sent by other network devices needs to be staggered to avoid interference, so that the random access resource cannot be placed at the time of the downlink signal block in the system frame. For example, when the downlink signal block is located in slots 0 and 5, then the random access resource is located in one or more of slots 1 to 4 and 6 to 9.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 in Table 14 is the same (that is, one time slot occurs in every 8 system frames), the system frame position is the same, but the time slot position is not the same.
- the uplink and the downlink adopt a time division manner in the same frequency band, and the random access resource cannot be placed at a time when the downlink signal block in the system frame is located.
- the mapping relationship between the random access configuration index and the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position may also be the maximum time period of the random access resource,
- the time slot of the downlink signal is correlated.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the maximum time period of the random access resource is 160 ms and the time slot of the downlink signal is 0 and 5 time slots
- the random access configuration index and the [slot of the random access resource, the format and system of the random access preamble Frame position The mapping relationship between this combination is shown in Table 14.
- the time slots and system frames in the above table are examples and are not limited to the table.
- time slot in which the random access resource is located is not limited to the foregoing.
- details refer to the foregoing embodiment, and details are not described herein again.
- the downlink and the uplink adopt the time division mode in the same frequency band
- the downlink signal block is mapped to other time slot numbers, similar to the foregoing embodiment, when the time slot of the downlink signal is another time slot, the random access resource is located.
- the time slot may also be changed, and may not overlap with the time slot of the downlink signal; or, the system frame may be mapped together with the time slot before the downlink signal block in the next system frame, and the corresponding time slot number is correspondingly Offset.
- the random access configuration index is combined with the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position. a mapping relationship.
- mapping relationship shown in Table 15 applies to different subcarrier spacings and different maximum downlink signal blocks.
- the uplink and downlink take different frequency bands. Since the uplink and downlink are located in different frequency bands, random access resources can be placed at all time positions in the system frame.
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access resource index density of the random access configuration index 0 and the random access configuration index 1 is the same (that is, one time slot occurs in every 8 system frames), the system frame position is the same, but the time slot position is not the same.
- the uplink and the downlink adopt a time division manner in the same frequency band, and the corresponding downlink signal block needs to occupy 5 ms, and the random access resource cannot be placed in the time when the downlink signal block is located in the system frame.
- the random access resource is located in one or more of the time slots 5 to 9; for example, when the downlink signal block is located in the time slot 5 to 9, it is random.
- the access resources are located in one or more of slots 0-4.
- the mapping relationship between the random access configuration index and the combination of the time slot in which the random access resource is located, the format of the random access preamble, and the system frame position may also be the maximum time period of the random access resource,
- the time slot of the downlink signal is correlated.
- the maximum time period of the random access resource may be any of the following: 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the time slots and system frames in the above table are examples and are not limited to the table.
- time slot in which the random access resource is located is not limited to the foregoing.
- details refer to the foregoing embodiment, and details are not described herein again.
- the downlink and the uplink adopt the time division mode in the same frequency band
- the downlink signal block is mapped to other time slot numbers, similar to the foregoing embodiment, when the time slot of the downlink signal is another time slot, the random access resource is located.
- the time slot may also be changed, and may not overlap with the time slot of the downlink signal; or, the system frame may be mapped together with the time slot before the downlink signal block in the next system frame, and the corresponding time slot number is correspondingly Offset.
- Mod(x, y) in the above formula represents a modulo operation, and can also be written as x%y, and can also be written as x Mod y.
- the time slot in which the random access resource is located indicates the slot number of a system frame, and the system frame position in the table may also be regarded as a period of random access resources.
- the time slots corresponding to each random access configuration index may be associated with a plurality of slot structures of random access preambles.
- FIG. 7 is a schematic diagram of a random access preamble structure in a random access method according to an embodiment of the present disclosure
- FIG. 8 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present application
- FIG. 10 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present application
- FIG. 11 is another embodiment of the present application.
- FIG. 12 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure
- FIG. 13 is a schematic diagram of a random access preamble according to another embodiment of the present application;
- FIG. 13 is a schematic diagram of a random access preamble according to another embodiment of the present application;
- FIG. 14 is a schematic diagram of a random access preamble structure in a random access method according to another embodiment of the present disclosure
- FIG. 15 is a random access method in a random access method according to another embodiment of the present disclosure
- FIG. 7 to FIG. 15 show the slot structure of nine random access preambles.
- the time density of multiple random access resources corresponding to multiple random access structures for example, random access in different time slots or OFDM symbol positions, as shown in FIG. 7 to FIG. 9 and FIG. 12 to FIG. Resources, but the number of resources in one subframe is the same. For example, as shown in FIG. 9 to FIG. 11, there are 2, 4, and 6 random access resources in each slot (the preamble format is A1 or B1).
- the number of random access resources in the multiple time slots is different.
- the 30 kHz, 60 kHz, and 120 kHz subcarrier intervals in FIG. 15 the number of resources of the odd time slots in the subframe is different from the number of resources in the even time slots.
- the above ⁇ FIG. 7 to FIG. 11 ⁇ and ⁇ FIG. 12 to FIG. 15 ⁇ are respectively directed to the random access preamble formats A1 and B1, A2 and B2, and are not limited to these random access preamble formats in practice, and may be any other one or more. Random access preamble format.
- each of ⁇ FIG. 7 to FIG. 11 ⁇ and ⁇ FIG. 12 to FIG. 15 ⁇ respectively shows a random access structure in which four different subcarriers are spaced apart by 15 kHz, 30 kHz, 60 kHz, and 120 kHz subcarrier spacing.
- a specific random access structure is determined according to network device configuration or pre-set subcarrier spacing and/or random access structure indication information. That is, under different subcarrier spacings, different random access structures may be any one of the structures under the corresponding subcarrier spacing in the figure, and are not limited to the combined corresponding manner in the figure. For example, when the random access structure indication information is 0, it corresponds to the structure in FIG. 7.
- the random access structure indication information When the random access structure indication information is 1, it corresponds to the structure in FIG. 7 to FIG. 9; at 30 kHz, the random access structure indication information is 0. Corresponding to the structure in FIG. 7, when the random access structure indication information is 1, it corresponds to the structure in FIG.
- the network device indicates the current random access configuration index and the structure information of the random access preamble by using the signaling, and the terminal device is configured according to the length of the random access preamble sequence, the random access preamble subcarrier spacing, the random access preamble format, and the random access resource.
- the serving cell identifier, the carrier frequency information of the random access resource, the carrier frequency range, the service type, the maximum number of downlink signals, the downlink signal information actually transmitted, the number of random access resource frequencies at the same time, the random access resource period, Acquiring at least one of a downlink access signal and a random access resource association, a number of random access resources associated with the downlink signal, a random access configuration index, and a random access structure indication information, acquiring a subframe and a time slot where the random access resource is located And the starting position, duration, or ending position of the OFDM symbol, and the number of random access resources.
- the signaling may be radio resource control (RRC) signaling, system information (SI), medium access control-control element (MAC CE) signaling, and downlink control information. (downlink control information, DCI), or physical downlink control channel (PDCCH downlink).
- RRC radio resource control
- SI system information
- MAC CE medium access control-control element
- the random access preamble subcarrier spacing is determined according to the frequency of the random access resource and the network device indicating the random access preamble subcarrier spacing information.
- the random access resource is located in the frequency band below 6 GHz and the network device indicates that the random access preamble subcarrier spacing information is the first preset value (for example, 0), corresponding to 15 kHz; when the random access resource is located in the frequency band below 6 GHz and the network device indicates random
- the access preamble subcarrier spacing information is a second preset value (for example, 1), corresponding to 30 kHz; when the random access resource is located in a frequency band above 6 GHz and the network device indicates that the random access preamble subcarrier spacing information is the first preset value ( For example, when 0), corresponding to 60 kHz; when the random access resource is located in the frequency band above 6 GHz and the network device indicates that the random access preamble subcarrier spacing information is the second preset value (for example, 1), it corresponds to 120 kHz
- the locations of the system frames are the same, but the slot positions and/or the random access resources have different OFDM symbol positions in the slots; for example, the locations of the slot locations are the same, but the system frames and/or random access resources
- the OFDM symbol positions in the slots are not the same; for example, the OFDM symbol positions of the random access resources in the slots are the same, but the locations of the system frames and/or slots are the same.
- the same time density means that the number of random access resources is the same in the same time interval, for example, the time interval is one of 5ms, 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms.
- the random access structure refers to a structure in which one or more random access preambles or resources are in one or more time slots/subframes; and may also refer to one or more random access preambles or resources in one Or a structure in a plurality of OFDM, for example, Tables 22 to 24.
- the random access resources in the random access structure may also have other manners; for example, the random access structure is based on one time slot, and multiple time slots form a new random access structure (for example, The random access resource may be discontinuous in time; the random access structure is based on one time slot, and the time slots in one or more subframes form a new random access structure (for example, the random access resource may be in time) Discontinuous); the random access structure is based on multiple OFDM symbols, and one or more time slots form a new random access structure (eg, random access resources are not temporally discontinuous).
- the random access structure is based on one time slot, and multiple time slots form a new random access structure (for example, The random access resource may be discontinuous in time; the random access structure is based on one time slot, and the time slots in one or more subframes form a new random access structure (for example, the random access resource may be in time) Discontinuous); the random access structure is based on multiple OFDM symbols, and one or more time slots form a
- FIG. 16 is a schematic diagram of a random access structure in a random access method according to an embodiment of the present disclosure.
- the time range in which the random resources are located in FIG. 16 is represented as T time slots, and T is an integer greater than zero.
- K1 represents the number of OFDM symbols occupied by the downlink data
- K2 represents the number of OFDM symbols (or the length of time) occupied by the first uplink data before the random access preamble format
- K3 represents the number of OFDM symbols occupied by the second uplink data after the random access preamble format S indicates the number of OFDM symbols occupied by the uplink or downlink switching time.
- the uplink or downlink switching time refers to the time when the uplink transmission is switched to the downlink transmission or the time when the downlink transmission is switched to the uplink transmission.
- the OFDM symbol in Figure 16 is referenced to the subcarrier spacing of the uplink or downlink data of the segment.
- K1, K2, and K3 may be 0 to 12 OFDM symbols.
- K1, K2, K3 is a fixed value; for example K1 is fixed at 0; for example K2 is fixed at 0; for example K3 is fixed at zero.
- specific values of K1, K2, K3, P, S, and T, a random access preamble format, a random access preamble sequence length, a subcarrier spacing of a random access preamble sequence, and a random access configuration The index, the number of downlink signals, the carrier frequency range in which the time-frequency resource is located, the type of service supported by the frequency band, and at least one of waveform parameters (eg, subcarriers, frame structures) of the frequency band reference time are related.
- T and P are related to a random access preamble format and a random access preamble subcarrier spacing (or a corresponding subcarrier spacing index).
- the random access subcarrier spacing index is u
- the corresponding subcarrier spacing is 15 ⁇ 2 u kHz.
- the first sub-column indicates the switching time (denoted as S, the time unit is ⁇ 2 u ).
- each switch time i may be the same and is i*2192 times (in ⁇ 2 u ). If the switch time spans 0 or 0.5 ms, then 16 times (in ⁇ 2 u ) are added.
- the start time of the first random access resource in the T time slots is (2192 ⁇ M+S) ⁇ 2 u basic time units; the starting time of the pth random access resource is (2192 ⁇ M+S) ⁇ 2 u +p ⁇ N, where or (E.g., in the Table, N u is the length of a preamble format and a second random access time sequence, Is the cyclic prefix length of the random access preamble format, It is the length of protection time of the random access preamble format).
- the random access preamble format, the random access preamble sequence length, the random access preamble subcarrier spacing, the random access preamble subcarrier spacing, the number of random access resources associated with the downlink signal The maximum number of downlink signals, the actual downlink signal transmitted, the type of service, and the carrier frequency.
- T 1/2 (or 7 OFDM symbols) is taken as an example.
- the "format” in the above table refers to the format of the random access preamble.
- FIG. 17 is a schematic structural diagram of a time slot in a random access method according to another embodiment of the present disclosure.
- FIG. 18 is a schematic diagram of a time slot structure in a random access method according to another embodiment of the present disclosure.
- the structure indication information may be sent by the network device to the terminal, where the structure indication information carries the structure identifier bit.
- the distribution of random access preambles in T time slots is as shown in FIG. 1.
- the distribution of the random access preamble in the T time slots is as shown in FIG. 18.
- the random access resource in the random access period may also change accordingly.
- the random access resource is associated with the downlink signal, and one downlink signal corresponds to one or more random access resources.
- the terminal synchronizes, the downlink signal i is selected, and the time and frequency position of the random access resource corresponding to the downlink signal i is determined according to the association relationship.
- a random access resource associated with a downlink signal in a maximum downlink signal set (or a downlink signal scanning period) is just a random access resource associated with a random access period (one
- the downlink signal may be associated with one or more resources, and the multiple resources associated with the same downlink signal may be temporally continuous or non-contiguous in time).
- the maximum downlink signal set may refer to the carrier frequency or the maximum allowed number of downlink signal blocks corresponding to the frequency band (for example, 4 downlink signal blocks in the maximum downlink signal set below 3 gigahertz (GHz)).
- a downlink signal associated with a maximum downlink signal set (or a downlink signal scanning period) is associated with a random access resource associated with a random access cycle time.
- each downlink signal block A random access resource is associated with a time, that is, a random access resource associated with a downlink signal block in a downlink signal set is exactly a resource specified in a random access period.
- the downlink signal block in the downlink signal set actually transmitted by the network device may be adjusted, for example, only a part of the downlink signal block in the downlink signal set is sent. This adjustment affects the correspondence of random access resources. If a fixed random access resource is adopted, the time and frequency position of the random access resource associated with the downlink signal block in the downlink signal set will inevitably be uncertain.
- the random access resources in the random access period are adjusted and/or the number of random access resources associated with the downlink signal block is adjusted accordingly.
- an implementation manner is that, according to the actually transmitted downlink signal block (signal index i), the random access resource (resource index i) in the random access period is sequentially received; and the remaining random access resources in the random access resource period. Then, it is released as other uplink/downlink communication, or adjusts the structure of the random access resource in the random access period according to the pre-configuration or the rule specified by the network device.
- the random access resources in time slot 2 or time slot 3 may be reserved in the structure shown in FIG. 17, and the remaining random access resources are released. For other uses.
- the number of the random access resources associated with the two downlink signal blocks that are actually transmitted is adjusted to be two, and the association manner between the downlink signal block and the random access resource may be adjusted according to a preset rule, or the network audit indicates the association mode, for example,
- the random access resources associated with the first downlink signal block are adjusted to indexes 1 and 2 (1 or 3), and the random access resources associated with the second downlink signal block are adjusted to indexes 3 and 4 (correspondingly, 2 or 4) ).
- the access resource is used to release the random access resource in the slot 3 format A1 for other purposes.
- FIG. 17 reserves all random access resources in time slot 3, and random access resources in the format of B1 in time slot 2, and releases the random access resources in the format 2 of slot 2 for other purposes.
- the network device indicates or the terminal adjusts the structure of the random access resource according to a predefined rule.
- the number of random access resources associated with one of the actually transmitted downlink signal blocks is adjusted to be 2, and the other downlink signal block associations are kept unchanged, for example, the number of random access resources associated with the first downlink signal block is adjusted to 2.
- the random access resource corresponding to another downlink signal block that is not transmitted is adjusted to the first downlink signal block.
- the structure of the random access resource is as shown in FIG. 18, and there is only one random access resource in the frequency domain, and each The downlink signal block is associated with two random access resources at a time. That is, the random access resource associated with the downlink signal block in a downlink signal set is just the resource specified in a random access period.
- the random access resources in slot 2 or slot 3 are reserved, and the remaining random access resources are released for other purposes.
- the following two random access resources in the format of A1 and B1 are reserved, and the random access resources corresponding to the first two A1s in each slot are released for other purposes.
- the number of the random access resources associated with the two downlink signal blocks that are actually sent is adjusted to be 4, that is, the use of the random access resources is not changed, and the association between the downlink signals and the random access resources may be adjusted according to preset rules.
- the random access resources of B1 release the first two random access resources in the slot 3 format A1 for other purposes.
- all random access resources in slot 3 are reserved, and the latter two formats in slot 2 are random access resources of A1 and B1, and the first two formats in slot 2 are reserved. Release the random access resource for A1 for other purposes.
- the constituent structure of the random access resource is adjusted by the network device or according to a predefined rule.
- the number of random access resources associated with one of the actually transmitted downlink signal blocks is adjusted to be 4, and the random access resources associated with other downlink signal blocks are kept unchanged, for example, the number of resources associated with the first downlink signal block is adjusted. Is 4.
- the resource corresponding to another downlink signal block that is not transmitted is adjusted to the first downlink signal.
- the correspondence between the random access resource and the downlink signal is determined according to the maximum possible downlink signal block number, and the random access resource j1 in the random access period corresponding to the downlink signal block index i1.
- part of the downlink signal block is not transmitted (for example, signal index i2), and corresponding random access resources (such as random access resource j2) can be used for other types of random access, such as beam recovery, request system.
- the main parameters of the random access preamble transmission include one or more of the parameters shown in Table 25:
- the frequency location of the random access resource may be an offset value relative to the initial access bandwidth, or may be an offset value relative to the downlink signal frequency (eg, the center frequency or the start frequency or the end frequency of the downlink signal).
- the unit may be a number of subcarriers or a physical resource block or a physical resource block group.
- the random access preamble subcarrier spacing Msg1SubcarrierSpacing, the association relationship Association, the downlink signal receiving power threshold RSRPThreshold, the actual transmitted downlink signal SSBTxPower, and the downlink signal transmission power SSBTxPower are newly added parameters on the basis of LTE; the actual transmitted downlink signal The SSBTxPower, the preamble initial received power PreambelInitialReceivedTargetPower, and the downlink signal transmission power SSBTxPower are based on a plurality of downlink signal configurations.
- the maximum number of possible downlink signals in a frequency band is N.
- the downlink signal may be referred to as a downlink synchronization signal block SS/PBCH block (synchronization signal/physical broadcast channel block), and/or a channel state information reference signal CSI-RS (channel state information-reference signal).
- SS/PBCH block synchronization signal/physical broadcast channel block
- CSI-RS channel state information reference signal
- the downlink signal actually transmitted may be configured by using a bit map, and the number of bits required for the bitmap is related to the frequency band. For example, if 1 bit is used to indicate whether a downlink signal or a downlink signal group is transmitted, 4 bits are needed when the frequency band is less than 3 GHz; 8 bits are required when the frequency band is greater than 3 GHz and not greater than 6 GHz; and 64 bits are required when the frequency band is greater than 6 GHz. . When the frequency band is greater than 6 GHz, the number of bits required for the bitmap can be reduced.
- each downlink signal is divided into L groups, each group of M downlink signals, where L can be 2, 4, 8, 16, 32, and correspondingly M can be 32, 16, 8, 4 2; at this time, L bits can be used to indicate whether each downlink signal group is used to transmit downlink signals, for example, the 1st bit is 1 indicates that the downlink signal is transmitted in the downlink signal of the first group; and the M bits indicate the downlink signal group.
- the downlink signal actually transmitted in the downlink signal group and the downlink signal actually transmitted in each downlink signal group are the same.
- the mth bit is 1 indicating that the mth downlink signal in the downlink signal group is used to transmit the downlink signal.
- the following parameters are required: whether a downlink signal (or a downlink signal group) is transmitted, a transmission power of the downlink signal (or a downlink signal group), a beamforming gain of the network device, and an associated random connection.
- the number of incoming resources, the preamble initial receiving power on the random access resource corresponding to the downlink signal (or the downlink signal group), and the network device receiving beamforming gain, and the above parameters of different downlink signals may be different. Therefore, the above several parameters are combined and sent together. For example, any of the above parameters are combined with each other and configured separately from the remaining other parameters.
- a downlink signal is transmitted, a transmission power of the downlink signal, and a network device transmit beamforming gain are configured by using the same parameter;
- a downlink signal is transmitted, a preamble initial receiving power on a random access resource corresponding to the downlink signal, and a network device receiving beamforming gain are configured by the same parameter.
- each downlink signal when a downlink signal is transmitted, and the number of associated random access resources is configured by the same parameter, for example, when the frequency band is less than 3 GHz, each downlink signal uses 2 to 4 bits ( Or more), a total of 8 or 12 or 16 bits to indicate whether the downlink signal is transmitted and the number of associated random access resources.
- a random access resource here represents a set of random access time-frequency resources/preambles whose size is configured by the network device or by predefined/pre-stored.
- the frequency band is greater than 3 GHz and not greater than 6 GHz
- 8 ⁇ 2 or 8 ⁇ 3 or 8 ⁇ 4 that is, 16, 24, 32 bits respectively are required
- L bits are used to indicate actual transmission.
- the downlink signal group, the downlink signal actually transmitted in the downlink signal packet, and the number of random access resources associated with each downlink signal, and the number of downlink signals used need M ⁇ 2 or M ⁇ 3 or M ⁇ 4, that is, total Need L+2M or L+3M or L+4M.
- the above may indicate the time, frequency location or index of the random access resource, and/or the number of random access resources.
- the number of the associated random access resources may refer to the total number of random access resources associated in the downlink signal group, or the number of random access resources associated with the downlink signal in the downlink signal group, where each downlink signal in the same downlink signal group is associated.
- the number of random access resources is the same.
- the frequency band is greater than 6 GHz, it is divided into L groups, each group of M signals.
- Each downlink signal group uses 2 to 4 bits (or more) for a total of 2L or 3L or 4L bits to indicate whether each downlink signal group is transmitted and the number of associated random access resources. That is, a total of 2L+M or 3L+M or 4L+M bits are needed to indicate the actually transmitted downlink signal packet, the downlink signal actually transmitted in the downlink signal packet, and the number of random access resources associated with each downlink signal.
- the above parameters are based on the configuration of the downlink signal group. For example, in random access, at least the following parameters are required: whether to acquire a downlink signal group, the transmission power of the downlink signal group, the beamforming gain of the network device, the number of associated random access resources, and the downlink signal group.
- the preamble initial received power on the corresponding random access resource and the network device receive beamforming gain, and the above parameters of different downlink signals may be different. Therefore, the above several parameters are combined and sent together. For example, any of the above parameters are combined with each other and configured separately from the remaining other parameters.
- the parameter configuration of the downlink signal group may be: the power parameters of the downlink signals in the same downlink signal group are the same; or the power parameters of the downlink signals in the same downlink signal group are different, but the same in different downlink signal groups.
- the power parameters of the downlink signals at the index position are the same.
- the parameter configuration method based on the downlink signal group is similar to the above parameter configuration method based on the downlink signal, and details are not described herein again.
- the transmit power of the downlink signal, the transmit beamforming gain of the network device, the preamble initial receive power on the random access resource corresponding to the downlink signal, and the network device receive beamforming gain are configured by two parameters.
- the network device sends power parameters and the network device receives power parameters.
- the two parameters may be a combination of the above four parameters, for example, the network device transmit power includes at least the downlink signal transmit power, and the network device receive power parameter includes at least the preamble initial receive power; and, for example, the network device transmit power includes the downlink signal.
- network device receive power parameter includes preamble initial receive power; for example, network device transmit power is downlink signal transmit power, network device receive power parameter includes preamble initial receive power and network Device transmit/receive beamforming gain difference.
- the above two parameters can be sent in a variety of ways.
- mode 1 network device transmit power parameter and network device receive power parameter of each downlink signal (or downlink signal group) are respectively configured;
- mode 2 network device transmit power parameter of each downlink signal (or downlink signal group) is based on Referring to the network device sending power parameter and the sending power offset value corresponding to the downlink signal (or the downlink signal group), and the network device receiving power parameter of each downlink signal (or downlink signal group) respectively referring to the network device receiving power parameter and the downlink The received power offset value corresponding to the signal (or downlink signal group).
- the transmit power offset value and the received power offset value may be transmitted together with whether a downlink signal (or a downlink signal group) is transmitted.
- each downlink signal when a downlink signal is transmitted and the received power offset value is configured by the same parameter, when the frequency band is less than 3 GHz, each downlink signal uses 2 to 4 bits (or more), in total. 8 or 12 or 16 bits to indicate whether the downlink signal is transmitted and the received power offset value.
- each downlink signal a total of 8 bits are needed, and the downlink signal m is indicated by 2m and 2m+1 bits; when the 2m and 2m+1 indication bits are 00, it indicates that the downlink signal is not transmitted; When the 2m and 2m+1 indication bits are 01, it indicates that the downlink signal is transmitted, and the received power offset corresponding to the downlink signal is p1 (dBm); when the 2m and 2m+1 indication bits are 10, the downlink signal is indicated.
- the received power offset corresponding to the downlink signal is p2 (dBm); when the 2m and 2m+1 indicator bits are 11, it indicates that the downlink signal is transmitted, and the received power offset corresponding to the downlink signal is p3 (dBm); here p1, p2, p3 are predefined/pre-stored values.
- p1, p2, p3 are predefined/pre-stored values.
- 8 ⁇ 2 or 8 ⁇ 3 or 8 ⁇ 4 that is, 16, 24, 32 bits respectively are required; when the frequency band is greater than 6 GHz, L bits are used to indicate actual transmission.
- the downlink signal grouping, and the number of downlink signals requires M ⁇ 2 or M ⁇ 3 or M ⁇ 4, that is, a total of L+2M or L+3M or L+4M is required. Whether the downlink signal is transmitted and the transmission power offset value is configured by the same parameter, whether the downlink signal is transmitted and transmitted, and the received power offset value is configured by the same parameter is similar to the above, and details are not described herein again.
- the value in the random access configuration table is a relative time slot position
- the time slot position of the random access resource needs to be in a random access configuration table corresponding to the subcarrier spacing and the number of all the maximum downlink signals.
- the relative time slot position and the time offset position of the downlink signal determine the actual time slot position.
- the time offset position of the downlink signal refers to the time offset of the downlink signal relative to the reference downlink signal transmission time/time slot.
- the reference downlink signal transmission time is located in time 0 (ie, slot 0) in 0 to 5 ms (ie, slot 0 to 5 ⁇ 2 u -1) in one system frame, where u is the downlink signal subcarrier index or the downlink signal time.
- the reference subcarrier spacing index is set.
- the time offset of the downlink signal transmission time relative to the reference downlink signal transmission time/time slot is T_Offset (ms or slot index), and the relative slot positions specified in all configuration tables need to be adjusted based on the T_offset.
- T_Offset ms or slot index
- the actual slot position is related to the T_offset and the slot position specified by the corresponding random access configuration index.
- the bandwidth of the downlink synchronization signal block SS/PBCH block is 288 subcarriers
- the bandwidth of the downlink synchronization signal block can support two randomities when the subcarrier spacing of the random access preamble and the downlink synchronization signal block are the same.
- the location of the access resource so only two locations in the time domain are needed, and four possible different random access resource locations can be provided, thereby allowing adjacent four cells to simultaneously perform random access on the same frequency, and different Random accesses on cells are at different time and frequency locations and therefore do not interfere with each other.
- the design criterion of LTE is that three cells do not interfere with each other.
- the minimum system bandwidth in LTE can only place one random access resource on 1.25 MHz, so three positions in the frequency domain are needed.
- FIG. 20 is a schematic structural diagram of a random access device according to an embodiment of the present disclosure.
- the device is a chip/function module integrated in a terminal or integrated in a terminal. As shown in FIG. 20, the device includes: a receiving module 1901, and a determining module. 1902 and a sending module 1903, wherein:
- the receiving module 1901 is configured to receive first indication information that is sent by the network device, where the first indication information is used to indicate a random access configuration index.
- the determining module 1902 is configured to determine, according to the random access configuration index, a random access resource, and determine, according to the association relationship between the random access resource and the downlink signal, a random access resource corresponding to the downlink signal.
- the sending module 1903 is configured to send a random access preamble to the network device according to the random access resource corresponding to the downlink signal.
- the association relationship between the random access resource and the downlink signal includes an index manner of the random access resource.
- the determining module 1902 is configured to determine, according to an indexing manner of the random access resource and the number of randomly accessed resources at the same time, first determining, according to a time at which the random access resource is located, the downlink signal Determining the frequency position f of the random access resource corresponding to the downlink signal at time t; or determining the frequency of the random access resource according to the index mode of the random access resource and the number of random access resources at the same time Determining a frequency location f of the random access resource corresponding to the downlink signal in a time domain of the random access resource, and determining a random access resource corresponding to the downlink signal at the frequency location f The time t; or, according to the index mode of the random access resource and the number of random access resources at the same time, first determining the downlink on N time slots or subframes in the period in which the random access resource is located The time t of the random access resource corresponding to the signal, and determining the frequency position f of the random access resource corresponding to the same time
- the determining module 1902 is specifically configured to: according to the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, the maximum number of downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and The random access configuration index is used to determine the time range of the random access resource.
- the determining module 1902 is further configured to: before the sending module sends a random access preamble to the network device according to the random access resource corresponding to the downlink signal, according to a preset time slot or a subframe And the second indication information that is sent by the network device, where the second indication information includes: a random access time slot, where the time of the random access resource is determined, or the second indication information sent by the network device is received. Or the structure information of the subframe; determining, according to the structure information of the random access slot or the subframe, the time at which the random access resource is located within the time range of the random access resource.
- the determining module 1902 is further configured to obtain a preset indexing manner of the random access resource, or the receiving module is further configured to receive third indication information sent by the network device, where the The three indication information is used to indicate an indexing manner of the random access resource.
- the determining module 1902 is further configured to: according to the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, the maximum number of downlink signal blocks, one or more of the actually transmitted downlink signal blocks, and
- the random access configuration index is used to determine a format of a random access preamble and a system frame position in a time range of the random access resource.
- the receiving module 1901 is further configured to receive fourth indication information that is sent by the network device, where the fourth indication information is used to indicate a downlink signal block that is actually transmitted.
- FIG. 21 is a schematic structural diagram of a random access device according to another embodiment of the present disclosure.
- the device may be a network device or a chip/functional module integrated in a network device. As shown in FIG. 21, the device includes: a generating module. 210 and a sending module 220, wherein:
- the generating module 210 is configured to generate first indication information, where the first indication information is used to indicate a random access configuration index.
- the sending module 220 is configured to send the first indication information to the terminal, where the random access resource of the terminal is determined by the random access configuration index, and the random access resource corresponding to the downlink signal is used by the random access The relationship between the resource and the downlink signal is determined.
- the association relationship between the random access resource and the downlink signal includes an index manner of the random access resource.
- the indexing manner of the random access resource includes: first determining, according to an indexing manner of the random access resource and a number of random access resources at the same time, at a time when the random access resource is located The time t of the random access resource corresponding to the downlink signal, and the frequency position f of the random access resource corresponding to the downlink signal is determined at time t; or, according to the index mode of the random access resource and the random time at the same time Determining the frequency position f of the random access resource corresponding to the downlink signal in the frequency domain of the time when the random access resource is located, and determining the downlink signal corresponding to the frequency position f Time t of the random access resource; or, according to the index mode of the random access resource and the number of random access resources at the same time, first N time slots or sub-periods within the period in which the random access resource is located Determining a time t of the random access resource corresponding to the downlink signal, and determining, at time t,
- the time range of the random access resource is determined by a subcarrier spacing of the random access preamble, a sequence length of the random access preamble, a maximum number of downlink signal blocks, and one or more of the actually transmitted downlink signal blocks. And determining the random access configuration index.
- the sending module 220 is further configured to send the second indication information to the terminal, where the second indication information includes: structure information of a random access slot or a subframe; where the random access resource is located The time is determined according to the structure information of the random access slot or the subframe within the time range of the random access resource.
- the sending module 220 is further configured to send the third indication information to the terminal, where the third indication information is used to indicate an indexing manner of the random access resource, and the random access resource corresponding to the downlink signal is according to the random The index mode of the access resource is determined within the time period in which the random access resource is located.
- the format of the random access preamble in the time range of the random access resource the system frame position, the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, the maximum downlink signal block number, and the actual transmission
- the downlink signal blocks and the random access configuration index determination the format of the random access preamble in the time range of the random access resource, the system frame position, the subcarrier spacing of the random access preamble, the sequence length of the random access preamble, the maximum downlink signal block number, and the actual transmission.
- the sending module 220 is further configured to send fourth indication information to the terminal, where the fourth indication information is used to indicate a downlink signal block that is actually transmitted.
- the foregoing device may be used to perform the method provided in the foregoing method embodiment, and the specific implementation manner and the technical effect are similar, and details are not described herein again.
- each module of the above device is only a division of a logical function, and the actual implementation may be integrated into one physical entity in whole or in part, or may be physically separated.
- these modules can all be implemented by software in the form of processing component calls; or all of them can be implemented in hardware form; some modules can be realized by processing component calling software, and some modules are realized by hardware.
- the determining module may be a separately set processing element, or may be integrated in one of the above-mentioned devices, or may be stored in the memory of the above device in the form of program code, by a processing element of the above device. Call and execute the functions of the above determination module.
- the implementation of other modules is similar.
- all or part of these modules can be integrated or implemented independently.
- the processing elements described herein can be an integrated circuit that has signal processing capabilities. In the implementation process, each step of the above method or each of the above modules may be completed by an integrated logic circuit of hardware in the processor element or an instruction in a form of software.
- the above modules may be one or more integrated circuits configured to implement the above methods, such as one or more Application Specific Integrated Circuits (ASICs), or one or more microprocessors (digital) Signal processor, DSP), or one or more Field Programmable Gate Arrays (FPGAs).
- ASICs Application Specific Integrated Circuits
- DSP digital Signal processor
- FPGAs Field Programmable Gate Arrays
- the processing component can be a general purpose processor, such as a central processing unit (CPU) or other processor that can invoke program code.
- these modules can be integrated and implemented in the form of a system-on-a-chip (SOC).
- SOC system-on-a-chip
- FIG. 22 is a schematic structural diagram of a random access device according to another embodiment of the present disclosure.
- the device may be integrated into the foregoing network device or terminal. As shown in FIG. 22, the device includes: a memory 10, a processor 11, a transmitter 12, and Receiver 13.
- the memory 10 can be a separate physical unit that can be coupled to the processor 11, the transmitter 12, and the receiver 13 via a bus 14.
- the memory 10, the processor 11, the transmitter 12, and the receiver 13 can also be integrated together, implemented by hardware, and the like.
- the transmitter 12 and the receiver 13 may also be connected to an antenna, and the receiver 13 receives information transmitted by other devices through an antenna, and accordingly, the transmitter 12 transmits information to other devices through the antenna.
- the memory 10 is used to store a program for implementing the above method embodiments, or various modules of the device embodiment, and the processor 11 calls the program to perform the operations of the above method embodiments.
- the random access device may also include only the processor.
- the memory for storing the program is located outside the random access device, and the processor is connected to the memory through the circuit/wire for reading and executing the program stored in the memory.
- the processor can be a central processing unit (CPU), a network processor (NP) or a combination of CPU and NP.
- CPU central processing unit
- NP network processor
- the processor may further include a hardware chip.
- the hardware chip may be an application-specific integrated circuit (ASIC), a programmable logic device (PLD), or a combination thereof.
- the PLD may be a complex programmable logic device (CPLD), a field-programmable gate array (FPGA), a general array logic (GAL), or any combination thereof.
- the memory may include a volatile memory such as a random-access memory (RAM); the memory may also include a non-volatile memory such as a flash memory.
- RAM random-access memory
- non-volatile memory such as a flash memory.
- HDD hard disk drive
- SSD solid-state drive
- the memory may also include a combination of the above types of memories.
- the sending module or the transmitter performs the steps of the foregoing method embodiments
- the receiving module or the receiver performs the steps received by the foregoing method embodiments, and other steps are performed by other modules or processors.
- the transmitting module and the receiving module can form a transceiver module
- the receiver and the transmitter can form a transceiver.
- the embodiment of the present application further provides a computer storage medium, which is stored with a computer program, which is used to execute the random access method provided by the foregoing embodiment.
- the embodiment of the present application further provides a computer program product comprising instructions, which when executed on a computer, causes the computer to execute the random access method provided by the foregoing embodiment.
- embodiments of the present application can be provided as a method, system, or computer program product.
- the present application can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment in combination of software and hardware.
- the application can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
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Abstract
Description
随机接入配置索引 | 随机接入前导的格式 | 系统帧位置 | 随机接入资源所在的时隙 |
0 | A0 | Mod(SFN,4)=0 | 2 |
1 | A0 | Mod(SFN,4)=0 | 6 |
2 | A0 | Mod(SFN,2)=0 | 2 |
3 | A0 | Mod(SFN,2)=0 | 6 |
4 | A0 | 所有系统帧 | 2 |
5 | A0 | 所有系统帧 | 6 |
6 | A0 | 所有系统帧 | 2,3 |
7 | A0 | 所有系统帧 | 6,7 |
8 | A0 | 所有系统帧 | 2,3,4,5 |
9 | A0 | 所有系统帧 | 6,7,8,9 |
10 | C0 | Mod(SFN,4)=0 | 2 |
11 | C0 | Mod(SFN,4)=0 | 6 |
12 | C0 | Mod(SFN,2)=0 | 2 |
13 | C0 | Mod(SFN,2)=0 | 6 |
14 | C0 | 所有系统帧 | 2 |
15 | C0 | 所有系统帧 | 6 |
16 | C0 | 所有系统帧 | 2,3 |
17 | C0 | 所有系统帧 | 6,7 |
18 | C0 | 所有系统帧 | 2,3,4,5 |
19 | C0 | 所有系统帧 | 6,7,8,9 |
20 | A1/B1 | Mod(SFN,4)=0 | 2 |
21 | A1/B1 | Mod(SFN,4)=0 | 6 |
22 | A1/B1 | Mod(SFN,2)=0 | 2 |
23 | A1/B1 | Mod(SFN,2)=0 | 6 |
24 | A1/B1 | 所有系统帧 | 2 |
25 | A1/B1 | 所有系统帧 | 6 |
26 | A1/B1 | 所有系统帧 | 2,3 |
27 | A1/B1 | 所有系统帧 | 6,7 |
28 | A1/B1 | 所有系统帧 | 2,3,4,5 |
29 | A1/B1 | 所有系统帧 | 6,7,8,9 |
30 | A2/B2 | Mod(SFN,8)=0 | 2,3 |
31 | A2/B2 | Mod(SFN,8)=0 | 6,7 |
32 | A2/B2 | Mod(SFN,4)=0 | 2,3 |
33 | A2/B2 | Mod(SFN,4)=0 | 6,7 |
34 | A2/B2 | Mod(SFN,2)=0 | 2,3 |
35 | A2/B2 | Mod(SFN,2)=0 | 6,7 |
36 | A2/B2 | 所有系统帧 | 2,3 |
37 | A2/B2 | 所有系统帧 | 6,7 |
38 | A2/B2 | 所有系统帧 | 2,3,4,5 |
39 | A2/B2 | 所有系统帧 | 6,7,8,9 |
40 | C2 | Mod(SFN,8)=0 | 2,3 |
41 | C2 | Mod(SFN,8)=0 | 6,7 |
42 | C2 | Mod(SFN,4)=0 | 2,3 |
43 | C2 | Mod(SFN,4)=0 | 6,7 |
44 | C2 | Mod(SFN,2)=0 | 2,3 |
45 | C2 | Mod(SFN,2)=0 | 6,7 |
46 | C2 | 所有系统帧 | 2,3 |
47 | C2 | 所有系统帧 | 6,7 |
48 | C2 | 所有系统帧 | 2,3,4,5 |
49 | C2 | 所有系统帧 | 6,7,8,9 |
50 | A3/B3 | Mod(SFN,8)=0 | 2,3 |
51 | A3/B3 | Mod(SFN,8)=0 | 6,7 |
52 | A3/B3 | Mod(SFN,4)=0 | 2,3 |
53 | A3/B3 | Mod(SFN,4)=0 | 6,7 |
54 | A3/B3 | Mod(SFN,2)=0 | 2,3 |
55 | A3/B3 | Mod(SFN,2)=0 | 6,7 |
56 | A3/B3 | 所有系统帧 | 2,3 |
57 | A3/B3 | 所有系统帧 | 6,7 |
58 | A3/B3 | 所有系统帧 | 2,3,4,5 |
59 | A3/B3 | 所有系统帧 | 6,7,8,9 |
60 | B4 | Mod(SFN,8)=0 | 2,3,4,5 |
61 | B4 | Mod(SFN,4)=0 | 2,3,4,5 |
62 | B4 | Mod(SFN,2)=0 | 2,3,4,5 |
63 | B4 | 所有系统帧 | 2,3,4,5 |
随机接入配置索引 | 随机接入前导的格式 | 系统帧位置 | 随机接入资源所在的时隙 |
0 | A0 | Mod(SFN,4)=0 | 2 |
1 | A0 | Mod(SFN,4)=0 | 6 |
2 | A0 | Mod(SFN,2)=0 | 2 |
3 | A0 | Mod(SFN,2)=0 | 6 |
4 | A0 | 所有系统帧 | 2 |
5 | A0 | 所有系统帧 | 6 |
6 | A0 | 所有系统帧 | 2,6 |
7 | A0 | 所有系统帧 | 3,7 |
8 | A0 | 所有系统帧 | 2,3,4,5 |
9 | A0 | 所有系统帧 | 6,7,8,9 |
10 | C0 | Mod(SFN,4)=0 | 2 |
11 | C0 | Mod(SFN,4)=0 | 6 |
12 | C0 | Mod(SFN,2)=0 | 2 |
13 | C0 | Mod(SFN,2)=0 | 6 |
14 | C0 | 所有系统帧 | 2 |
15 | C0 | 所有系统帧 | 6 |
16 | C0 | 所有系统帧 | 2,6 |
17 | C0 | 所有系统帧 | 3,7 |
18 | C0 | 所有系统帧 | 2,3,4,5 |
19 | C0 | 所有系统帧 | 6,7,8,9 |
20 | A1/B1 | Mod(SFN,4)=0 | 2 |
21 | A1/B1 | Mod(SFN,4)=0 | 6 |
22 | A1/B1 | Mod(SFN,2)=0 | 2 |
23 | A1/B1 | Mod(SFN,2)=0 | 6 |
24 | A1/B1 | 所有系统帧 | 2 |
25 | A1/B1 | 所有系统帧 | 6 |
26 | A1/B1 | 所有系统帧 | 2,6 |
27 | A1/B1 | 所有系统帧 | 3,7 |
28 | A1/B1 | 所有系统帧 | 2,3,4,5 |
29 | A1/B1 | 所有系统帧 | 6,7,8,9 |
30 | A2/B2 | Mod(SFN,8)=0 | 2,6 |
31 | A2/B2 | Mod(SFN,8)=0 | 3,7 |
32 | A2/B2 | Mod(SFN,4)=0 | 2,6 |
33 | A2/B2 | Mod(SFN,4)=0 | 3,7 |
34 | A2/B2 | Mod(SFN,2)=0 | 2,6 |
35 | A2/B2 | Mod(SFN,2)=0 | 3,7 |
36 | A2/B2 | 所有系统帧 | 2,6 |
37 | A2/B2 | 所有系统帧 | 3,7 |
38 | A2/B2 | 所有系统帧 | 2,3,4,5 |
39 | A2/B2 | 所有系统帧 | 6,7,8,9 |
40 | C2 | Mod(SFN,8)=0 | 2,6 |
41 | C2 | Mod(SFN,8)=0 | 3,7 |
42 | C2 | Mod(SFN,4)=0 | 2,6 |
43 | C2 | Mod(SFN,4)=0 | 3,7 |
44 | C2 | Mod(SFN,2)=0 | 2,6 |
45 | C2 | Mod(SFN,2)=0 | 3,7 |
46 | C2 | 所有系统帧 | 2,6 |
47 | C2 | 所有系统帧 | 3,7 |
48 | C2 | 所有系统帧 | 2,3,4,5 |
49 | C2 | 所有系统帧 | 6,7,8,9 |
50 | A3/B3 | Mod(SFN,8)=0 | 2,6 |
51 | A3/B3 | Mod(SFN,8)=0 | 3,7 |
52 | A3/B3 | Mod(SFN,4)=0 | 2,6 |
53 | A3/B3 | Mod(SFN,4)=0 | 3,7 |
54 | A3/B3 | Mod(SFN,2)=0 | 2,6 |
55 | A3/B3 | Mod(SFN,2)=0 | 3,7 |
56 | A3/B3 | 所有系统帧 | 2,6 |
57 | A3/B3 | 所有系统帧 | 3,7 |
58 | A3/B3 | 所有系统帧 | 2,3,4,5 |
59 | A3/B3 | 所有系统帧 | 6,7,8,9 |
60 | B4 | Mod(SFN,8)=0 | 2,3,4,5 |
61 | B4 | Mod(SFN,4)=0 | 2,3,4,5 |
62 | B4 | Mod(SFN,2)=0 | 2,3,4,5 |
63 | B4 | 所有系统帧 | 2,3,4,5 |
随机接入配置索引 | 随机接入前导的格式 | 系统帧位置 | 随机接入资源所在的时隙 |
0 | A0 | Mod(SFN,4)=0 | 4 |
1 | A0 | Mod(SFN,4)=0 | 12 |
2 | A0 | Mod(SFN,2)=0 | 4 |
3 | A0 | Mod(SFN,2)=0 | 12 |
4 | A0 | 所有系统帧 | 4 |
5 | A0 | 所有系统帧 | 12 |
6 | A0 | 所有系统帧 | 4,5 |
7 | A0 | 所有系统帧 | 12,13 |
8 | A0 | 所有系统帧 | 4,5,6,7 |
9 | A0 | 所有系统帧 | 12,13,14,15 |
10 | C0 | Mod(SFN,4)=0 | 4 |
11 | C0 | Mod(SFN,4)=0 | 12 |
12 | C0 | Mod(SFN,2)=0 | 4 |
13 | C0 | Mod(SFN,2)=0 | 12 |
14 | C0 | 所有系统帧 | 4 |
15 | C0 | 所有系统帧 | 12 |
16 | C0 | 所有系统帧 | 4,5 |
17 | C0 | 所有系统帧 | 12,13 |
18 | C0 | 所有系统帧 | 4,5,6,7 |
19 | C0 | 所有系统帧 | 12,13,14,15 |
20 | A1/B1 | Mod(SFN,4)=0 | 4 |
21 | A1/B1 | Mod(SFN,4)=0 | 12 |
22 | A1/B1 | Mod(SFN,2)=0 | 4 |
23 | A1/B1 | Mod(SFN,2)=0 | 12 |
24 | A1/B1 | 所有系统帧 | 4 |
25 | A1/B1 | 所有系统帧 | 12 |
26 | A1/B1 | 所有系统帧 | 4,5 |
27 | A1/B1 | 所有系统帧 | 12,13 |
28 | A1/B1 | 所有系统帧 | 4,5,6,7 |
29 | A1/B1 | 所有系统帧 | 12,13,14,15 |
30 | A2/B2 | Mod(SFN,8)=0 | 4,5 |
31 | A2/B2 | Mod(SFN,8)=0 | 12,13 |
32 | A2/B2 | Mod(SFN,4)=0 | 4,5 |
33 | A2/B2 | Mod(SFN,4)=0 | 12,13 |
34 | A2/B2 | Mod(SFN,2)=0 | 4,5 |
35 | A2/B2 | Mod(SFN,2)=0 | 12,13 |
36 | A2/B2 | 所有系统帧 | 4,5 |
37 | A2/B2 | 所有系统帧 | 12,13 |
38 | A2/B2 | 所有系统帧 | 4,5,6,7 |
39 | A2/B2 | 所有系统帧 | 12,13,14,15 |
40 | C2 | Mod(SFN,8)=0 | 4,5 |
41 | C2 | Mod(SFN,8)=0 | 12,13 |
42 | C2 | Mod(SFN,4)=0 | 4,5 |
43 | C2 | Mod(SFN,4)=0 | 12,13 |
44 | C2 | Mod(SFN,2)=0 | 4,5 |
45 | C2 | Mod(SFN,2)=0 | 12,13 |
46 | C2 | 所有系统帧 | 4,5 |
47 | C2 | 所有系统帧 | 12,13 |
48 | C2 | 所有系统帧 | 4,5,6,7 |
49 | C2 | 所有系统帧 | 12,13,14,15 |
50 | A3/B3 | Mod(SFN,8)=0 | 4,5 |
51 | A3/B3 | Mod(SFN,8)=0 | 12,13 |
52 | A3/B3 | Mod(SFN,4)=0 | 4,5 |
53 | A3/B3 | Mod(SFN,4)=0 | 12,13 |
54 | A3/B3 | Mod(SFN,2)=0 | 4,5 |
55 | A3/B3 | Mod(SFN,2)=0 | 12,13 |
56 | A3/B3 | 所有系统帧 | 4,5 |
57 | A3/B3 | 所有系统帧 | 12,13 |
58 | A3/B3 | 所有系统帧 | 4,5,6,7 |
59 | A3/B3 | 所有系统帧 | 12,13,14,15 |
60 | B4 | Mod(SFN,8)=0 | 4,5,6,7 |
61 | B4 | Mod(SFN,4)=0 | 4,5,6,7 |
62 | B4 | Mod(SFN,2)=0 | 4,5,6,7 |
63 | B4 | 所有系统帧 | 4,5,6,7 |
随机接入配置索引 | 随机接入前导的格式 | 系统帧位置 | 随机接入资源所在的时隙 |
0 | A0 | Mod(SFN,4)=0 | 4 |
1 | A0 | Mod(SFN,4)=0 | 12 |
2 | A0 | Mod(SFN,2)=0 | 4 |
3 | A0 | Mod(SFN,2)=0 | 12 |
4 | A0 | 所有系统帧 | 4 |
5 | A0 | 所有系统帧 | 12 |
6 | A0 | 所有系统帧 | 4,12 |
7 | A0 | 所有系统帧 | 5,13 |
8 | A0 | 所有系统帧 | 4,8,12,16 |
9 | A0 | 所有系统帧 | 6,10,14,18 |
10 | C0 | Mod(SFN,4)=0 | 4 |
11 | C0 | Mod(SFN,4)=0 | 12 |
12 | C0 | Mod(SFN,2)=0 | 4 |
13 | C0 | Mod(SFN,2)=0 | 12 |
14 | C0 | 所有系统帧 | 4 |
15 | C0 | 所有系统帧 | 12 |
16 | C0 | 所有系统帧 | 4,12 |
17 | C0 | 所有系统帧 | 5,13 |
18 | C0 | 所有系统帧 | 4,8,12,16 |
19 | C0 | 所有系统帧 | 6,10,14,18 |
20 | A1/B1 | Mod(SFN,4)=0 | 4 |
21 | A1/B1 | Mod(SFN,4)=0 | 12 |
22 | A1/B1 | Mod(SFN,2)=0 | 4 |
23 | A1/B1 | Mod(SFN,2)=0 | 12 |
24 | A1/B1 | 所有系统帧 | 4 |
25 | A1/B1 | 所有系统帧 | 12 |
26 | A1/B1 | 所有系统帧 | 4,12 |
27 | A1/B1 | 所有系统帧 | 5,13 |
28 | A1/B1 | 所有系统帧 | 4,8,12,16 |
29 | A1/B1 | 所有系统帧 | 6,10,14,18 |
30 | A2/B2 | Mod(SFN,8)=0 | 4,12 |
31 | A2/B2 | Mod(SFN,8)=0 | 5,13 |
32 | A2/B2 | Mod(SFN,4)=0 | 4,12 |
33 | A2/B2 | Mod(SFN,4)=0 | 5,13 |
34 | A2/B2 | Mod(SFN,2)=0 | 4,12 |
35 | A2/B2 | Mod(SFN,2)=0 | 5,13 |
36 | A2/B2 | 所有系统帧 | 4,12 |
37 | A2/B2 | 所有系统帧 | 5,13 |
38 | A2/B2 | 所有系统帧 | 4,8,12,16 |
39 | A2/B2 | 所有系统帧 | 6,10,14,18 |
40 | C2 | Mod(SFN,8)=0 | 4,12 |
41 | C2 | Mod(SFN,8)=0 | 5,13 |
42 | C2 | Mod(SFN,4)=0 | 4,12 |
43 | C2 | Mod(SFN,4)=0 | 5,13 |
44 | C2 | Mod(SFN,2)=0 | 4,12 |
45 | C2 | Mod(SFN,2)=0 | 5,13 |
46 | C2 | 所有系统帧 | 4,12 |
47 | C2 | 所有系统帧 | 5,13 |
48 | C2 | 所有系统帧 | 4,8,12,16 |
49 | C2 | 所有系统帧 | 6,10,14,18 |
50 | A3/B3 | Mod(SFN,8)=0 | 4,12 |
51 | A3/B3 | Mod(SFN,8)=0 | 5,13 |
52 | A3/B3 | Mod(SFN,4)=0 | 4,12 |
53 | A3/B3 | Mod(SFN,4)=0 | 5,13 |
54 | A3/B3 | Mod(SFN,2)=0 | 4,12 |
55 | A3/B3 | Mod(SFN,2)=0 | 5,13 |
56 | A3/B3 | 所有系统帧 | 4,12 |
57 | A3/B3 | 所有系统帧 | 5,13 |
58 | A3/B3 | 所有系统帧 | 4,8,12,16 |
59 | A3/B3 | 所有系统帧 | 6,10,14,18 |
60 | B4 | Mod(SFN,8)=0 | 4,8,12,16 |
61 | B4 | Mod(SFN,4)=0 | 4,8,12,16 |
62 | B4 | Mod(SFN,2)=0 | 4,8,12,16 |
63 | B4 | 所有系统帧 | 4,8,12,16 |
随机接入配置索引 | 随机接入前导的格式 | 系统帧位置 | 随机接入资源所在的子帧 |
0 | 0 | Mod(SFN,8)=0 | 1 |
1 | 0 | Mod(SFN,8)=0 | 6 |
2 | 0 | Mod(SFN,4)=0 | 1 |
3 | 0 | Mod(SFN,4)=0 | 6 |
4 | 0 | Mod(SFN,2)=0 | 1 |
5 | 0 | Mod(SFN,2)=0 | 6 |
6 | 0 | 所有系统帧 | 1 |
7 | 0 | 所有系统帧 | 6 |
8 | 0 | 所有系统帧 | 1,6 |
9 | 0 | 所有系统帧 | 2,7 |
10 | 0 | 所有系统帧 | 1,4,7 |
11 | 0 | 所有系统帧 | 2,5,8 |
12 | 0 | 所有系统帧 | 0:2:8 |
13 | 0 | 所有系统帧 | 1:2:9 |
14 | 0 | 所有系统帧 | 0~9 |
15 | 0 | Mod(SFN,2)=0 | 9 |
16 | 1 | Mod(SFN,8)=0 | 1 |
17 | 1 | Mod(SFN,8)=0 | 6 |
18 | 1 | Mod(SFN,4)=0 | 1 |
19 | 1 | Mod(SFN,4)=0 | 6 |
20 | 1 | Mod(SFN,2)=0 | 1 |
21 | 1 | Mod(SFN,2)=0 | 6 |
22 | 1 | 所有系统帧 | 1 |
23 | 1 | 所有系统帧 | 6 |
24 | 1 | 所有系统帧 | 1,6 |
25 | 1 | 所有系统帧 | 2,7 |
26 | 1 | 所有系统帧 | 1,4,7 |
27 | 1 | 所有系统帧 | 2,5,8 |
28 | 1 | N/A | N/A |
29 | 1 | N/A | N/A |
30 | 1 | N/A | N/A |
31 | 1 | Mod(SFN,2)=0 | 9 |
32 | 2 | Mod(SFN,8)=0 | 1 |
33 | 2 | Mod(SFN,8)=0 | 6 |
34 | 2 | Mod(SFN,4)=0 | 1 |
35 | 2 | Mod(SFN,4)=0 | 6 |
36 | 2 | Mod(SFN,2)=0 | 1 |
37 | 2 | Mod(SFN,2)=0 | 6 |
38 | 2 | 所有系统帧 | 1 |
39 | 2 | 所有系统帧 | 6 |
40 | 2 | 所有系统帧 | 1,6 |
41 | 2 | 所有系统帧 | 2,7 |
42 | 2 | N/A | N/A |
43 | 2 | N/A | N/A |
44 | 2 | N/A | N/A |
45 | 2 | N/A | N/A |
46 | 2 | N/A | N/A |
47 | 2 | Mod(SFN,2)=0 | 9 |
48 | 3 | Mod(SFN,8)=0 | 1 |
49 | 3 | Mod(SFN,8)=0 | 6 |
50 | 3 | Mod(SFN,4)=0 | 1 |
51 | 3 | Mod(SFN,4)=0 | 6 |
52 | 3 | Mod(SFN,2)=0 | 1 |
53 | 3 | Mod(SFN,2)=0 | 6 |
54 | 3 | 所有系统帧 | 1 |
55 | 3 | 所有系统帧 | 6 |
56 | 3 | 所有系统帧 | 1,6 |
57 | 3 | 所有系统帧 | 2,7 |
58 | 3 | 所有系统帧 | 1,4,7 |
59 | 3 | 所有系统帧 | 2,5,8 |
60 | 3 | 所有系统帧 | 0:2:8 |
61 | 3 | 所有系统帧 | 1:2:9 |
62 | 3 | 所有系统帧 | 0~9 |
63 | 3 | Mod(SFN,2)=0 | 9 |
Claims (70)
- 一种随机接入方法,其特征在于,包括:终端接收网络设备发送的第一指示信息,所述第一指示信息用于指示随机接入配置索引;所述终端根据所述随机接入配置索引,确定随机接入资源;所述终端根据所述随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源;所述终端根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导。
- 根据权利要求1所述的方法,其特征在于,所述随机接入资源与下行信号的关联关系包含随机接入资源的索引方式。
- 根据权利要求2所述的方法,其特征在于,所述终端根据所述随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源,包括:所述终端根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f;或者,所述终端根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间内频域上确定所述下行信号对应的随机接入资源的频率位置f,再在频率位置f上确定所述下行信号对应的随机接入资源的时间t;或者,所述终端根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的周期内的N个时隙或子帧上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f,N为大于0的整数。
- 根据权利要求1所述的方法,其特征在于,所述终端根据所述随机接入配置索引,确定随机接入资源,包括:所述终端根据随机接入前导的子载波间隔、随机接入前导的序列长度、最大下行信号块数量、实际传输的下行信号块中一项或多项、以及所述随机接入配置索引,确定随机接入资源的时间范围。
- 根据权利要求4所述的方法,其特征在于,所述终端根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导之前,还包括:所述终端根据预设的时隙或者子帧的结构信息,在所述随机接入资源的时间范围内确定随机接入资源所在的时间,或者,所述终端接收所述网络设备发送的第二指示信息,所述第二指示信息包括:随机接入时隙或者子帧的结构信息;所述终端根据所述随机接入时隙或者子帧的结构信息,在所述随机接入资源的时间范围内确定随机接入资源所在的时间。
- 根据权利要求2或3所述的方法,其特征在于,所述终端根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导之前,还包括:所述终端获取预设的所述随机接入资源的索引方式;或者,所述终端接收所述网络设备发送的第三指示信息,所述第三指示信息用于指示所 述随机接入资源的索引方式。
- 根据权利要求1或4所述的方法,其特征在于,所述方法还包括:所述终端根据随机接入前导的子载波间隔、随机接入前导的序列长度、最大下行信号块数量、实际传输的下行信号块中一项或多项、以及所述随机接入配置索引,确定随机接入资源的时间范围中随机接入前导的格式、系统帧位置。
- 根据权利要求1或4所述的方法,其特征在于,所述方法还包括:所述终端接收所述网络设备发送的第四指示信息,所述第四指示信息用于指示实际传输的下行信号块。
- 一种随机接入方法,其特征在于,包括:网络设备生成第一指示信息,所述第一指示信息用于指示随机接入配置索引;所述网络设备向终端发送所述第一指示信息,其中,所述终端的随机接入资源由所述终端根据所述随机接入配置索引确定,下行信号对应的随机接入资源由所述终端根据所述随机接入资源与下行信号的关联关系确定。
- 根据权利要求9所述的方法,其特征在于,所述随机接入资源与下行信号的关联关系包含随机接入资源的索引方式。
- 根据权利要求10所述的方法,其特征在于,随机接入资源的索引方式包括:根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f;或者,根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间内频域上确定所述下行信号对应的随机接入资源的频率位置f,再在频率位置f上确定所述下行信号对应的随机接入资源的时间t;或者,根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的周期内的N个时隙或子帧上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f,N为大于0的整数。
- 根据权利要求9所述的方法,其特征在于,所述随机接人资源的时间范围由所述终端根据随机接入前导的子载波间隔、随机接入前导的序列长度、最大下行信号块数量、实际传输的下行信号块中一项或多项、以及所述随机接入配置索引确定。
- 根据权利要求12所述的方法,其特征在于,所述方法还包括:所述网络设备向所述终端发送第二指示信息,所述第二指示信息包括:随机接入时隙或者子帧的结构信息;所述随机接入资源所在的时间根据所述随机接入时隙或者子帧的结构信息,在所述随机接入资源的时间范围内确定。
- 根据权利要求10或11所述的方法,其特征在于,所述方法还包括:所述网络设备向所述终端发送第三指示信息,所述第三指示信息用于指示所述随机接入资源的索引方式;所述下行信号对应的随机接入资源根据所述随机接入资源的索引方式,在所述随机接入资源所在的时间内确定。
- 根据权利要求9或12所述的方法,其特征在于,所述方法还包括:所述网络设备向所述终端发送第四指示信息,所述第四指示信息用于指示实际传输的下行信号块。
- 一种随机接入方法,其特征在于,包括:终端接收来自网络设备的随机接入配置索引;所述终端根据所述随机接入配置索引,确定随机接入周期中的随机接入资源;所述终端根据所述随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源;所述终端根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导。
- 如权利要求16所述的方法,其中,所述下行信号为实际发送的下行信号。
- 如权利要求17所述的方法,根据所述随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源包括:通过将所述实际发送的下行信号依次映射随机接入周期中的随机接入资源,确定所述下行信号对应的随机接入资源,所述下行信号对应的随机接入资源不包括未被映射的随机接入资源,所述未被映射的随机接入资源不用于随机接入。
- 根据权利要求16至18中任一项所述的方法,所述终端根据所述随机接入配置索引,确定随机接入资源,包括:根据随机接入资源所在载波频率范围和随机接入配置索引,获取随机接入资源的以下参数中的一个或多个:随机接入前导格式、随机接入资源所在子帧或时隙的随机接入资源的起始OFDM符号位置、随机接入资源所在子帧或时隙的随机接入资源的数量、随机接入资源所在子帧或时隙的随机接入资源的持续时间。
- 根据权利要求16至18中任一项所述的方法,所述终端根据所述随机接入配置索引,确定随机接入资源,包括:根据随机接入资源所在载波频率范围和随机接入配置索引,获取随机接入资源的以下参数:随机接入前导格式、随机接入资源所在时隙的随机接入资源的起始OFDM符号位置、随机接入资源所在时隙的随机接入资源的数量、和,随机接入资源所在时隙的随机接入资源的持续时间。
- 根据权利要求16~20任意一项所述的方法,其特征在于,根据所述随机接入配置索引,确定随机接入周期中的随机接入资源,包括:所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的 子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1。
- 根据权利要求16~20任意一项所述的方法,其特征在于,根据所述随机接入配置索引,确定随机接入周期中的随机接入资源,包括:所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B4,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随 机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为2个。
- 根据权利要求16至22中任一项所述的方法,其特征在于,所述下行信号为同步信号块和信道状态信息参考信号中的至少一种。
- 根据权利要求17至23中任一项所述的方法,进一步包括,所述终端接收来自所述网络设备的第四指示信息,所述第四指示信息用于指示实际传输的下行信号。
- 根据权利要求16至24中任一项所述的方法,其特征在于,所述随机接入周期中的随机接入资源根据实际传输的下行信号进行调整。
- 一种随机接入方法,其特征在于,包括:网络设备发送随机接入配置索引;所述网络设备根据所述随机接入配置索引对应的随机接入周期中的随机接入资源,以及随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源;所述网络设备根据所述下行信号对应的随机接入资源,接收来自终端的随机接入前导。
- 如权利要求26所述的方法,其中,所述下行信号为实际发送的下行信号。
- 如权利要求27所述的方法,所述根据所述随机接入配置索引对应的随机接入 周期中的随机接入资源,以及随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源包括:通过将所述实际发送的下行信号依次映射随机接入周期中的随机接入资源,确定所述下行信号对应的随机接入资源,所述下行信号对应的随机接入资源不包括未被映射的随机接入资源,所述未被映射的随机接入资源不用于随机接入。
- 根据权利要求26至28中任一项所述的方法,所述随机接入配置索引对应的随机接入周期中的随机接入资源,包括:随机接入资源所在载波频率范围和随机接入配置索引,对应随机接入资源的以下参数中的一个或多个:随机接入前导格式、随机接入资源所在子帧或时隙的随机接入资源的起始OFDM符号位置、随机接入资源所在子帧或时隙的随机接入资源的数量、随机接入资源所在子帧或时隙的随机接入资源的持续时间。
- 根据权利要求26至29中任一项所述的方法,所述随机接入配置索引对应的随机接入周期中的随机接入资源,包括:随机接入资源所在载波频率范围和随机接入配置索引,对应随机接入资源的以下参数:随机接入前导格式,随机接入资源所在时隙的随机接入资源的起始OFDM符号位置,随机接入资源所在时隙的随机接入资源的数量,和,随机接入资源所在时隙的随机接入资源的持续时间。
- 根据权利要求26~30任意一项所述的方法,其特征在于,随机接入配置索引对应的随机接入周期中的随机接入资源,包括:所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9 上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1。
- 根据权利要求26~30任意一项所述的方法,其特征在于,随机接入配置索引对应的随机接入周期中的随机接入资源,包括:所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B4,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随 机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为2个。
- 如权利要求26-32中任一项所述的方法,所述下行信号为同步信号块和信道状态信息参考信号中的至少一种。
- 根据权利要求26至33中任一项所述的方法,进一步包括,还包括:发送第四指示信息,所述第四指示信息用于指示实际传输的下行信号。
- 根据权利要求26至34中任一项所述的方法,其特征在于,所述随机接入周期中的随机接入资源根据实际传输的下行信号进行调整。
- 一种随机接入装置,其特征在于,包括:接收模块,用于接收网络设备发送的第一指示信息,所述第一指示信息用于指示随机接入配置索引;确定模块,用于根据所述随机接入配置索引,确定随机接入资源;根据所述随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源;发送模块,用于根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导。
- 根据权利要求36所述的装置,其特征在于,所述随机接入资源与下行信号的关联关系包含随机接入资源的索引方式。
- 根据权利要求37所述的装置,其特征在于,所述确定模块,具体用于根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f;或者,根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间内频域上确定所述下行信号对应的随机接入资源的频率位置f,再在频率位置f上确定所述下行信号对应的随机接入资源的时间t;或者,根据随机接入资源的索引方式和相同时间上随机接入资 源的个数,先在所述随机接入资源所在的周期内的N个时隙或子帧上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f,N为大于0的整数。
- 根据权利要求36所述的装置,其特征在于,所述确定模块,具体用于根据随机接入前导的子载波间隔、随机接入前导的序列长度、最大下行信号块数量、实际传输的下行信号块中一项或多项、以及所述随机接入配置索引,确定随机接入资源的时间范围。
- 根据权利要求39所述的装置,其特征在于,所述确定模块,还用于在所述发送模块根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导之前,根据预设的时隙或者子帧的结构信息,在所述随机接入资源的时间范围内确定随机接入资源所在的时间,或者,接收所述网络设备发送的第二指示信息,所述第二指示信息包括:随机接入时隙或者子帧的结构信息;根据所述随机接入时隙或者子帧的结构信息,在所述随机接入资源的时间范围内确定随机接入资源所在的时间。
- 根据权利要求37或38所述的装置,其特征在于,所述确定模块,还用于获取预设的所述随机接入资源的索引方式;或者,所述接收模块,还用于接收所述网络设备发送的第三指示信息,所述第三指示信息用于指示所述随机接入资源的索引方式。
- 根据权利要求36或39所述的装置,其特征在于,所述确定模块,还用于根据随机接入前导的子载波间隔、随机接入前导的序列长度、最大下行信号块数量、实际传输的下行信号块中一项或多项、以及所述随机接入配置索引,确定随机接入资源的时间范围中随机接入前导的格式、系统帧位置。
- 根据权利要求36或39所述的装置,其特征在于,所述接收模块,还用于接收所述网络设备发送的第四指示信息,所述第四指示信息用于指示实际传输的下行信号块。
- 一种随机接入装置,其特征在于,包括:生成模块,用于生成第一指示信息,所述第一指示信息用于指示随机接入配置索引;发送模块,用于向终端发送所述第一指示信息,其中,所述终端的随机接入资源由所述随机接入配置索引确定,下行信号对应的随机接入资源由所述随机接入资源与下行信号的关联关系确定。
- 根据权利要求44所述的装置,其特征在于,所述随机接入资源与下行信号的关联关系包含随机接入资源的索引方式。
- 根据权利要求45所述的装置,其特征在于,随机接入资源的索引方式包括:根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间上确定所述下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f;或者,根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的时间内频域上确定所述下行信号对应的随机接入资源的频率位置f,再在频率位置f上确定所述下行信号对应的随机接入资源的时间t;或者,根据随机接入资源的索引方式和相同时间上随机接入资源的个数,先在所述随机接入资源所在的周期内的N个时隙或子帧上确定所述 下行信号对应的随机接入资源的时间t、再在时间t上确定所述下行信号对应的随机接入资源的频率位置f,N为大于0的整数。
- 一种随机接入装置,其特征在于,包括:第一接收模块,用于接收来自网络设备的随机接入配置索引;确定模块,用于根据所述随机接入配置索引,确定随机接入周期中的随机接入资源;发送模块,用于根据所述下行信号对应的随机接入资源,向所述网络设备发送随机接入前导。
- 根据权利要求47所述的装置,其特征在于,所述下行信号为实际发送的下行信号。
- 根据权利要求48所述的装置,其特征在于,所述确定模块,具体用于:通过将所述实际发送的下行信号依次映射随机接入周期中的随机接入资源,确定所述下行信号对应的随机接入资源,所述下行信号对应的随机接入资源不包括未被映射的随机接入资源,所述未被映射的随机接入资源不用于随机接入。
- 根据权利要求47至49中任一项所述的装置,其特征在于,所述确定模块,具体用于:根据随机接入资源所在载波频率范围和随机接入配置索引,获取随机接入资源的以下参数中的一个或多个:随机接入前导格式、随机接入资源所在子帧或时隙的随机接入资源的起始OFDM符号位置、随机接入资源所在子帧或时隙的随机接入资源的数量、随机接入资源所在子帧或时隙的随机接入资源的持续时间。
- 根据权利要求47至49中任一项所述的装置,其特征在于,所述确定模块,具体用于:根据随机接入资源所在载波频率范围和随机接入配置索引,获取随机接入资源的以下参数:随机接入前导格式、随机接入资源所在时隙的随机接入资源的起始OFDM符号位置、随机接入资源所在时隙的随机接入资源的数量、和,随机接入资源所在时隙的随机接入资源的持续时间。
- 根据权利要求47至51中任一项所述的装置,其特征在于,所述确定模块,具体用于:所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧 7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4 上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1。
- 根据权利要求47至51中任一项所述的装置,其特征在于,所述确定模块,具体用于:所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B4,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为2个。
- 根据权利要求47至53中任一项所述的装置,其特征在于,所述下行信号为同步信号块和信道状态信息参考信号中的至少一种。
- 根据权利要求48至54中任一项所述的装置,其特征在于,所述装置还包括:第二接收模块,用于接收来自所述网络设备的第四指示信息,所述第四指示信息用于指示实际传输的下行信号。
- 根据权利要求47至55中任一项所述的装置,其特征在于,所述随机接入周期中的随机接入资源根据实际传输的下行信号进行调整。
- 一种随机接入装置,其特征在于,包括:第一发送模块,用于发送随机接入配置索引;确定模块,用于根据所述随机接入配置索引对应的随机接入周期中的随机接入资源,以及随机接入资源与下行信号的关联关系,确定所述下行信号对应的随机接入资源;接收模块,用于根据所述下行信号对应的随机接入资源,接收来自终端的随机接入前导。
- 根据权利要求57所述的装置,其特征在于,其中,所述下行信号为实际发送 的下行信号。
- 根据权利要求58所述的装置,其特征在于,所述确定模块,具体用于:通过将所述实际发送的下行信号依次映射随机接入周期中的随机接入资源,确定所述下行信号对应的随机接入资源,所述下行信号对应的随机接入资源不包括未被映射的随机接入资源,所述未被映射的随机接入资源不用于随机接入。
- 根据权利要求57至59所述的装置,其特征在于,所述随机接入配置索引对应的随机接入周期中的随机接入资源,包括:随机接入资源所在载波频率范围和随机接入配置索引,对应随机接入资源的以下参数中的一个或多个:随机接入前导格式、随机接入资源所在子帧或时隙的随机接入资源的起始OFDM符号位置、随机接入资源所在子帧或时隙的随机接入资源的数量、随机接入资源所在子帧或时隙的随机接入资源的持续时间。
- 根据权利要求57至60所述的装置,其特征在于,所述随机接入配置索引对应的随机接入周期中的随机接入资源,包括:随机接入资源所在载波频率范围和随机接入配置索引,对应随机接入资源的以下参数:随机接入前导格式,随机接入资源所在时隙的随机接入资源的起始OFDM符号位置,随机接入资源所在时隙的随机接入资源的数量,和,随机接入资源所在时隙的随机接入资源的持续时间。
- 根据权利要求57至61所述的装置,其特征在于,随机接入配置索引对应的随机接入周期中的随机接入资源,包括:所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C0,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧2和7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为C2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模2等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A1/B1,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A2/B2,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧1和6上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为A3/B3,所述随机接入资源位于系统帧的子帧4和9上,其中所述系统帧的帧号满足系统帧号模1等于0;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9 上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为0,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为1,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为2,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于0;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模8等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧1上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧4上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧7上,其中所述系统帧的帧号满足系统帧号模4等于1;或所述随机接入配置索引对应前导格式为3,所述随机接入资源位于系统帧的子帧9上,其中所述系统帧的帧号满足系统帧号模4等于1。
- 根据权利要求57至60任一项所述的装置,其特征在于,随机接入配置索引对应的随机接入周期中的随机接入资源,包括:所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为B4,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为C0,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为C2,所述随机接入资源所在时隙中的随 机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为6个;或所述随机接入配置索引对应的前导格式为A1/B1,所述随机接入资源所在时隙中的随机接入资源的数量为7个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为2个;或所述随机接入配置索引对应的前导格式为A2/B2,所述随机接入资源所在时隙中的随机接入资源的数量为3个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为1个;或所述随机接入配置索引对应的前导格式为A3/B3,所述随机接入资源所在时隙中的随机接入资源的数量为2个。
- 根据权利要求57至63任一项所述的装置,其特征在于,所述下行信号为同步信号块和信道状态信息参考信号中的至少一种。
- 根据权利要求57至64任一项所述的装置,其特征在于,还包括:第二发送模块,用于发送第四指示信息,所述第四指示信息用于指示实际传输的下行信号。
- 根据权利要求57至65任一项所述的装置,其特征在于,所述随机接入周期中的随机接入资源根据实际传输的下行信号进行调整。
- 一种信息传输装置,其特征在于,用于执行如权利要求1至35任一项所述的方法。
- 一种信息传输装置,其特征在于,包括:存储器和处理器;所述处理器被配置为支持所述装置执行如权利要求1至35任一项所述的方法的功能,所述存储器用于保存所述装置必要的程序和数据。
- 一种计算机存储介质,其特征在于,用于存储计算机程序,当所述计算机程序在计算机上运行时,使得所述计算机执行如权利要求1至35任一项所述的方法。
- 一种计算机程序产品,其特征在于,当所述计算机程序产品在计算机上运行时,使得所述计算机执行如权利要求1至35任一项所述的方法。
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US11115972B2 (en) * | 2018-11-02 | 2021-09-07 | Qualcomm Incorporated | Techniques for updating resource types |
CN111294973B (zh) * | 2019-01-25 | 2022-05-27 | 北京紫光展锐通信技术有限公司 | 随机接入方法及装置、存储介质、用户终端 |
CN111182562B (zh) * | 2019-02-15 | 2021-08-10 | 维沃移动通信有限公司 | 一种测量处理方法、参数配置方法、终端和网络设备 |
US20220141878A1 (en) * | 2019-02-18 | 2022-05-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Mobile terminated access load control |
CN112437495A (zh) * | 2019-04-30 | 2021-03-02 | 北京三星通信技术研究有限公司 | 随机接入的传输方法及设备 |
US11419147B2 (en) * | 2019-06-03 | 2022-08-16 | Qualcomm Incorporated | Beam association in random access procedures |
EP3949644A4 (en) * | 2019-08-14 | 2022-06-29 | Samsung Electronics Co., Ltd. | Method and apparatus for determining preambles and rach occasions for 2 step random access |
WO2021029716A1 (en) | 2019-08-14 | 2021-02-18 | Samsung Electronics Co., Ltd. | Method and apparatus for determining preambles and rach occasions for 2 step random access |
CN113260078A (zh) * | 2020-02-07 | 2021-08-13 | 中国移动通信有限公司研究院 | 信息上报方法、接收方法装置、终端及网络侧设备 |
CA3177157A1 (en) * | 2020-04-27 | 2021-11-04 | Huang Huang | Communication method and communication apparatus |
US11979919B2 (en) * | 2021-09-17 | 2024-05-07 | Qualcomm Incorporated | Flexible random access channel configurations |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101478824A (zh) * | 2009-02-02 | 2009-07-08 | 中兴通讯股份有限公司 | 一种随机接入过程中标识下行分量载波的方法及基站 |
CN101772181A (zh) * | 2009-01-06 | 2010-07-07 | 三星电子株式会社 | 初始随机接入的方法 |
EP2214448A1 (en) * | 2009-02-02 | 2010-08-04 | LG Electronics Inc. | Random access resource configuration |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101594691B (zh) * | 2008-05-27 | 2011-06-22 | 中兴通讯股份有限公司 | Lte系统的随机接入前导序列的生成方法和装置 |
CN101640922A (zh) * | 2009-01-24 | 2010-02-03 | 中兴通讯股份有限公司 | 一种随机接入过程中下行分量载波的标识方法及一种基站 |
CN101841922B (zh) | 2009-03-16 | 2015-01-28 | 中兴通讯股份有限公司 | 选择随机接入资源的方法及终端 |
CN102271418B (zh) * | 2011-07-28 | 2016-04-20 | 电信科学技术研究院 | 一种随机接入的方法及装置 |
EP3014943A4 (en) | 2013-06-27 | 2016-12-21 | ERICSSON TELEFON AB L M (publ) | METHOD AND DEVICE FOR PREAMBLE DETERMINATION |
WO2015145400A1 (en) | 2014-03-27 | 2015-10-01 | Telefonaktiebolaget L M Ericsson (Publ) | Random access procedures for machine-type communications |
US10285146B2 (en) * | 2014-09-26 | 2019-05-07 | Kyocera Corporation | Base station and user terminal |
US10631330B2 (en) * | 2015-04-03 | 2020-04-21 | Qualcomm Incorporated | Random access procedures under coverage limitations |
CN114466454A (zh) * | 2016-06-21 | 2022-05-10 | 三星电子株式会社 | 在下一代无线通信系统中进行寻呼的系统和方法 |
KR20220072878A (ko) * | 2016-09-28 | 2022-06-02 | 아이디에이씨 홀딩스, 인크. | 빔포밍 시스템의 새로운 무선 랜 액세스 |
WO2018110857A1 (en) * | 2016-12-12 | 2018-06-21 | Samsung Electronics Co., Ltd. | Method, base station apparatus and user equipment for random access |
US11116006B2 (en) * | 2016-12-16 | 2021-09-07 | Qualcomm Incorporated | Uplink transmission parameter selection for random access initial message transmission and retransmission |
US10404434B2 (en) * | 2017-02-21 | 2019-09-03 | Qualcomm Incorporated | Discovery and random access for shared spectrum |
US11109416B2 (en) * | 2017-03-27 | 2021-08-31 | Lg Electronics Inc. | Method and user equipment for transmitting random access channel, and method and base station for receiving random access channel |
BR112019009899B1 (pt) * | 2017-05-03 | 2022-12-13 | Lg Electronics Inc | Método para transmitir um canal de acesso aleatório, equipamento de usuário e mídia legível por computador |
US11246049B2 (en) * | 2017-05-05 | 2022-02-08 | Motorola Mobility Llc | Method and apparatus for transmitting a measurement report on a wireless network |
CN110087327A (zh) * | 2017-05-05 | 2019-08-02 | 华为技术有限公司 | 资源配置的方法及装置 |
BR112019023397A2 (pt) * | 2017-05-12 | 2020-06-16 | Mediatek Inc. | Aparelhos e métodos para uma retransmissão de canal físico de acesso aleatório (prach) |
US10980064B2 (en) * | 2017-06-16 | 2021-04-13 | Futurewei Technologies, Inc. | Radio communications using random access in wireless networks |
CN108012329B (zh) * | 2017-09-27 | 2023-11-10 | 华为技术有限公司 | 一种寻呼的方法、通信定时的方法和装置 |
-
2017
- 2017-09-30 CN CN201811348740.9A patent/CN109462890B/zh active Active
- 2017-09-30 CN CN201811347214.0A patent/CN109246831B/zh active Active
- 2017-09-30 CN CN201710917141.3A patent/CN109600859B/zh active Active
-
2018
- 2018-09-30 CA CA3076760A patent/CA3076760C/en active Active
- 2018-09-30 JP JP2020518064A patent/JP7198812B2/ja active Active
- 2018-09-30 EP EP18863649.2A patent/EP3681237B1/en active Active
- 2018-09-30 BR BR112020006206-5A patent/BR112020006206B1/pt active IP Right Grant
- 2018-09-30 MX MX2020003392A patent/MX2020003392A/es unknown
- 2018-09-30 WO PCT/CN2018/109058 patent/WO2019063007A1/zh unknown
-
2020
- 2020-03-25 US US16/829,928 patent/US11503646B2/en active Active
-
2022
- 2022-04-19 JP JP2022068584A patent/JP7350932B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101772181A (zh) * | 2009-01-06 | 2010-07-07 | 三星电子株式会社 | 初始随机接入的方法 |
CN101478824A (zh) * | 2009-02-02 | 2009-07-08 | 中兴通讯股份有限公司 | 一种随机接入过程中标识下行分量载波的方法及基站 |
EP2214448A1 (en) * | 2009-02-02 | 2010-08-04 | LG Electronics Inc. | Random access resource configuration |
Non-Patent Citations (1)
Title |
---|
LG ELECTRONICS INC: "3GPP TSG-RAN2 WG2 Meeting RAN2 #99 R2-1709062", RANDOM ACCESS PROCEDURE FOR MULTI-BEAM OPERATION, 20 August 2017 (2017-08-20), XP051318855 * |
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