WO2019213977A1 - Procédé et appareil de configuration de ressource - Google Patents

Procédé et appareil de configuration de ressource Download PDF

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Publication number
WO2019213977A1
WO2019213977A1 PCT/CN2018/086620 CN2018086620W WO2019213977A1 WO 2019213977 A1 WO2019213977 A1 WO 2019213977A1 CN 2018086620 W CN2018086620 W CN 2018086620W WO 2019213977 A1 WO2019213977 A1 WO 2019213977A1
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Prior art keywords
time
configuration information
random access
resource
frequency resource
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PCT/CN2018/086620
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English (en)
Chinese (zh)
Inventor
罗之虎
铁晓磊
金哲
李军
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华为技术有限公司
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Priority to CN201880092913.7A priority Critical patent/CN112136350B/zh
Priority to PCT/CN2018/086620 priority patent/WO2019213977A1/fr
Publication of WO2019213977A1 publication Critical patent/WO2019213977A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to the field of communications technologies, and in particular, to a method and an apparatus for resource configuration.
  • the Internet of Things extends the Internet's client to any item and item, that is, any item can communicate with each other. IoT has special requirements for coverage enhancement, support for a large number of low-rate devices, and low power consumption of devices.
  • 3GPP 3rd Generation Partnership Project
  • NB-IoT Narrowband Internet of Things
  • the uplink resource may be applied through the random access procedure, and the uplink data is used to transmit the uplink data.
  • the terminal device can wait for the second message of the random access procedure to transmit the uplink data, which causes the service delay of the terminal device and also increases the power consumption of the terminal device.
  • the embodiments of the present application provide a resource configuration method and device, which reduce service delay and power consumption of a terminal device.
  • the embodiment of the present application provides the following technical solutions:
  • the embodiment of the present application provides a resource configuration method, which is applied to a network device, where the method includes: the network device determines configuration information, and sends configuration information to the terminal device.
  • the configuration information is used to indicate the scheduling request SR time-frequency resource of the terminal device, and the configuration information includes the first configuration information and the second configuration information, where the first configuration information is used to indicate the time domain offset of the SR time-frequency resource, and the second configuration The information is used to indicate the duration of the SR time-frequency resource, where the time domain offset is an offset of the time domain start position of the SR time-frequency resource relative to the time domain start position of the random access time-frequency resource.
  • the network device determines the configuration information, and sends the configuration information to the terminal device, where the configuration information is used to indicate the SR time-frequency resource of the terminal device, and the terminal device occupies the SR time-frequency resource indicated by the configuration information.
  • the terminal device may apply for the uplink resource to the network device by using the sending SR to send the uplink data, without applying to the network device by performing a random access procedure. Uplink resources, the signaling process is simplified, thereby reducing the power consumption and delay of the terminal device.
  • the random access time-frequency resource can be flexibly divided into at least one SR time-frequency corresponding to different time domain offsets and durations.
  • the resource that is, the random access time-frequency resource can be used by at least one terminal device, thereby improving the SR capacity.
  • the embodiment of the present application provides a resource configuration method, which is applied to a terminal device, where the method includes: the terminal device receives configuration information, and subsequently, when there is uplink data and no uplink resource is available, the terminal device occupies configuration information.
  • the indicated SR time-frequency resource sends an SR to the network device.
  • the configuration information is used to indicate the scheduling request SR time-frequency resource of the terminal device, and the configuration information includes the first configuration information and the second configuration information, where the first configuration information is used to indicate the time domain offset of the SR time-frequency resource, and the second configuration The information is used to indicate the duration of the SR time-frequency resource, where the time domain offset is an offset of the time domain start position of the SR time-frequency resource relative to the time domain start position of the random access time-frequency resource.
  • the embodiment of the present application provides a resource configuration method, which is applied to a network device, where the method includes: the network device determines configuration information, and sends configuration information to the terminal device.
  • the configuration information includes an SR time-frequency resource bitmap of the terminal device, and the bit value in the bitmap is used to indicate the corresponding symbol group.
  • the embodiment of the present application provides a resource configuration method, which is applied to a terminal device, where the method includes: the terminal device receives configuration information, and subsequently, when there is uplink data and no uplink resource is available, the terminal device occupies configuration information.
  • the indicated SR time-frequency resource sends an SR to the network device.
  • the configuration information includes an SR time-frequency resource bitmap of the terminal device, and the bit value in the bitmap is used to indicate the corresponding symbol group.
  • the random access resource is a time-frequency resource that can be used for the random access preamble transmission configured by the network device by using the system message, where the random access resource includes a contention-based random access resource, and the SR time-frequency.
  • the resource is a subset of the random access time-frequency resource; or the random access resource is a time-frequency resource configured by the network device through the system message and can be used for random access preamble transmission, where the random access resource includes a contention-based random connection.
  • the SR time-frequency resource is a subset of the time-frequency resources except the contention-based random access time-frequency resource.
  • NPUSCH Narrowband Physical Uplink Shared CHannel
  • the NPUSCH transmission is delayed. Therefore, if a part of the NPRACH resource is configured as an SR time-frequency resource, the NPUSCH transmission and the SR transmission may be delayed, and the NPUSCH deferred transmission mechanism may be used, and the scheduling of the NPUSCH is not restricted.
  • the base station since the non-competitive time-frequency resources are scheduled and allocated through the Narrowband Physical Downlink Control Channel (NPDCCH), the base station can avoid collision between the SR and the NPRACH through scheduling.
  • NPDCCH Narrowband Physical Downlink Control Channel
  • the frequency domain resources of the SR time-frequency resource are the same as the frequency domain resources of the random access time-frequency resource.
  • the duration is an integer multiple of the first time length, where the first time length is the duration of a single transmission of the random access preamble; or the duration is a symbol group of the random access preamble An integer multiple of the duration.
  • the time domain offset is an integer multiple of the first time length, wherein the first time length is the duration of a single transmission of the random access preamble; or the duration is one of the random access preambles.
  • the SR time-frequency resource indication mode can be used to flexibly configure the duration of the SR time-frequency resource of each terminal device, and then flexibly allocate the random access time-frequency resource to the multi-terminal device to increase the SR capacity.
  • the configuration information further includes carrier configuration information, subcarrier configuration information, and enhanced coverage level configuration information, where the carrier configuration information is used to indicate a carrier occupied by the SR time-frequency resource, and the subcarrier configuration information is used to indicate The subcarrier occupied by the SR time-frequency resource, and the enhanced coverage level configuration information is used to indicate information of the enhanced coverage level of the SR time-frequency resource.
  • the format used to indicate that the terminal device transmits the SR is format 2; the sub-carrier configuration information indicates the sub-carrier.
  • the format used to indicate that the terminal device transmits the SR is format 0 or format 1.
  • the configuration information further includes format configuration information, where the format configuration information is one of a format index, a cyclic prefix CP length, and a subcarrier bandwidth; and the format configuration information is used by the terminal device to determine the transmission SR.
  • the format is one of a format index, a cyclic prefix CP length, and a subcarrier bandwidth; and the format configuration information is used by the terminal device to determine the transmission SR.
  • the format is one of a format index, a cyclic prefix CP length, and a subcarrier bandwidth
  • the terminal device may determine which format subcarrier to transmit the SR, so that the station transmits the SR in the frequency domain using the subcarriers of the corresponding format.
  • a network device having the function of implementing the method of any of the first aspect and the third aspect.
  • This function can be implemented in hardware or in hardware by executing the corresponding software.
  • the hardware or software includes one or more modules corresponding to the functions described above.
  • a network device including: a processor and a memory; the memory is configured to store a computer execution instruction, and when the network device is running, the processor executes the computer execution instruction stored by the memory to enable the network
  • the device performs the resource configuration method of any of the above first aspects.
  • a network device comprising: a processor; the processor is configured to be coupled to the memory, and after reading the instruction in the memory, perform resource configuration according to any one of the foregoing first or third aspects according to the instruction method.
  • a computer readable storage medium storing instructions that, when run on a computer, cause the computer to perform the resources of any of the above first or third aspects Configuration method.
  • a computer program product comprising instructions which, when run on a computer, cause the computer to perform the resource configuration method of any of the above first or third aspects.
  • a chip system comprising a processor for supporting a network device to implement the functions involved in the first aspect or the third aspect described above.
  • the chip system further includes a memory for storing necessary program instructions and data of the network device.
  • the chip system can be composed of chips, and can also include chips and other discrete devices.
  • a terminal device having the function of implementing the method of any of the above second or fourth aspect.
  • This function can be implemented in hardware or in hardware by executing the corresponding software.
  • the hardware or software includes one or more modules corresponding to the functions described above.
  • a terminal device includes: a processor and a memory; the memory is configured to store a computer execution instruction, and when the terminal device is running, the processor executes the computer execution instruction stored in the memory to enable the The terminal device performs the resource configuration method according to any one of the above second or fourth aspects.
  • a terminal device comprising: a processor; the processor is configured to couple with a memory, and after reading an instruction in the memory, execute the resource according to any one of the foregoing second aspect or the fourth aspect according to the instruction Configuration method.
  • a fourteenth aspect a computer readable storage medium having instructions stored therein that, when run on a computer, cause the computer to perform the second aspect or the fourth aspect Resource configuration method.
  • a computer program product comprising instructions, when run on a computer, causes the computer to perform the resource configuration method of any of the above second or fourth aspect.
  • a chip system comprising a processor for supporting a terminal device to implement the functions involved in the second aspect or the fourth aspect described above.
  • the chip system further comprises a memory for storing necessary program instructions and data of the terminal device.
  • the chip system can be composed of chips, and can also include chips and other discrete devices.
  • FIG. 1 is a schematic structural diagram of a communication system according to an embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • FIG. 3 is a schematic diagram of a prior art SR resource configuration
  • FIG. 4 is an interaction flowchart of a method for resource configuration according to an embodiment of the present disclosure
  • FIG. 5 is a schematic diagram 1 of resource configuration according to an embodiment of the present disclosure.
  • FIG. 6 is a second schematic diagram of resource configuration according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic diagram 3 of resource configuration according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic diagram 4 of resource configuration according to an embodiment of the present disclosure.
  • FIG. 9 is a schematic diagram of determining a format used for SR transmission according to an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a terminal device according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic structural diagram of a network device according to an embodiment of the present disclosure.
  • FIG. 1 is a schematic structural diagram of a communication system according to an embodiment of the present application.
  • the communication system includes a network device, and a plurality of terminal device devices (e.g., terminal device 1 to terminal device 6 in FIG. 1) in communication with the network device.
  • the communication system can also include subsystems.
  • the terminal device 4, the terminal device 5, and the terminal device 6 may constitute a subsystem in which the terminal device 4, the terminal device 5, and the terminal device 6 can communicate with each other.
  • the network device may be an access network device, and the access network device is a device deployed in the wireless access network to provide a wireless communication function.
  • the terminal device is mainly used to receive or send data.
  • the above communication system can be applied to the current Long Term Evolution (LTE) or advanced Long Term Evolution (LTE-A) system, and can also be applied to a 5G network currently being developed or other networks in the future.
  • LTE Long Term Evolution
  • LTE-A advanced Long Term Evolution
  • 5G Fifth Generation
  • the network device and the terminal device in the foregoing communication system may correspond to different names in different networks. It can be understood by those skilled in the art that the name does not limit the device itself.
  • the terminal involved in the embodiment of the present application 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; It may include a subscriber unit, a cellular phone, a smart phone, a wireless data card, a personal digital assistant (PDA) computer, a tablet computer, a wireless modem, and a handheld device.
  • PDA personal digital assistant
  • MTC machine type communication
  • UE user equipment
  • terminal devices are collectively referred to as terminal devices. It should be noted that the terminal and the terminal device mentioned in the embodiments of the present application belong to the same concept.
  • a network device for example, an access network device related to an embodiment of the present application may include various forms of a macro base station, a micro base station (also referred to as a small station), a relay station, a Transmission Reception Point (TRP), and a next generation.
  • the network node g Node B, gNB
  • the evolved Node B ng-eNB
  • WLAN wireless local area network
  • the terminal device and the network device in the embodiment of the present application may be implemented by multiple devices, for example, the terminal device is a device, the network device is a device, and the terminal device function and the network device function may be integrated into one device.
  • the device in this application does not specifically limit this. It can be understood that the above functions can be either a network component in a hardware device, a software function running on dedicated hardware, or a virtualization function instantiated on a platform (for example, a cloud platform).
  • FIG. 2 is a schematic diagram showing the hardware structure of a communication device according to an embodiment of the present application.
  • the communication device 200 includes at least one processor 201, a communication line 202, a memory 203, and at least one transceiver 204.
  • the processor 201 can be a general central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more for controlling the execution of the program of the present application. integrated circuit.
  • CPU central processing unit
  • ASIC application-specific integrated circuit
  • Communication line 202 can include a path for communicating information between the components described above.
  • the transceiver 204 uses devices such as any transceiver for communicating with other devices or communication networks, such as Ethernet, radio access network (RAN), wireless local area networks (WLAN), etc. .
  • devices such as any transceiver for communicating with other devices or communication networks, such as Ethernet, radio access network (RAN), wireless local area networks (WLAN), etc. .
  • RAN radio access network
  • WLAN wireless local area networks
  • the memory 203 can be a read-only memory (ROM) or other type of static storage device that can store static information and instructions, a random access memory (RAM) or other type that can store information and instructions.
  • the dynamic storage device can also be an electrically erasable programmable read-only memory (EEPROM), a compact disc read-only memory (CD-ROM) or other optical disc storage, and a disc storage device. (including compact discs, laser discs, optical discs, digital versatile discs, Blu-ray discs, etc.), magnetic disk storage media or other magnetic storage devices, or can be used to carry or store desired program code in the form of instructions or data structures and can be Any other media accessed, but not limited to this.
  • the memory may be stand-alone and connected to the processor via communication line 202. The memory can also be integrated with the processor.
  • the memory 203 is used to store computer execution instructions for executing the solution of the present application, and is controlled by the processor 201 for execution.
  • the processor 201 is configured to execute the computer execution instructions stored in the memory 203, thereby implementing the resource configuration method provided by the following embodiments of the present application.
  • the computer-executed instructions in the embodiment of the present application may also be referred to as an application code, which is not specifically limited in this embodiment of the present application.
  • processor 201 may include one or more CPUs, such as CPU0 and CPU1 in FIG.
  • communication device 200 can include multiple processors, such as processor 201 and processor 207 in FIG. Each of these processors can be a single-CPU processor or a multi-core processor.
  • processors herein may refer to one or more devices, circuits, and/or processing cores for processing data, such as computer program instructions.
  • the communication device 200 can also include an output device 205 and an input device 206.
  • Output device 205 is in communication with processor 201 and can display information in a variety of ways.
  • the output device 205 can be a liquid crystal display (LCD), a light emitting diode (LED) display device, a cathode ray tube (CRT) display device, or a projector. Wait.
  • Input device 206 is in communication with processor 201 and can receive user input in a variety of ways.
  • input device 206 can be a mouse, keyboard, touch screen device or sensing device, and the like.
  • the communication device 200 described above may be a general purpose device or a dedicated device.
  • the communication device 200 can be a desktop computer, a portable computer, a network server, a personal digital assistant (PDA), a mobile phone, a tablet computer, a wireless terminal device, an embedded device, or the like in FIG. device.
  • PDA personal digital assistant
  • the embodiment of the present application does not limit the type of the communication device 200.
  • the terminal device establishes a connection with the base station through a random access procedure and obtains uplink synchronization.
  • the base station can configure the random access time-frequency resource for the terminal device.
  • the terminal device needs to obtain the random access time-frequency resource sent by the base station, so that the subsequent terminal device occupies the random access time-frequency resource to initiate random access.
  • the random access procedure includes a process in which the terminal device sends a random access preamble (for convenience of description, hereinafter referred to as a preamble) to the base station.
  • the terminal device when the base station configures a random access time-frequency resource for the terminal device, the terminal device can be configured with the number of repetitions of the preamble. Then, for a certain terminal, the random access time-frequency resource includes a sum of time-frequency resources used for transmitting the preamble multiple times in the random access procedure, and referring to FIG. 3, for the terminal device 1, at a certain terminal
  • the time-frequency resources in a random access process include the first-time repeated transmission (the repetition number #1 in FIG.
  • the network device in order to avoid waste of resources, if the terminal device device does not need uplink data to be transmitted, the network device does not allocate uplink resources for the terminal device device.
  • the terminal device needs to transmit uplink resources, it should first inform the network device that the terminal device needs to transmit uplink resources, and requests the network device to allocate uplink resources for the terminal device.
  • the terminal device when the terminal device needs to send uplink data to the network device, it needs to re-initiate random access, and then send uplink data.
  • the terminal device needs to wait for a long time and perform more operations before sending uplink data, which increases power consumption and delay of the terminal device.
  • the terminal device may retreat or even fail, further increasing the power consumption and delay of the terminal device.
  • the present application is based on the above problem, and provides a resource configuration method, in which the network device sends configuration information to the terminal device in advance.
  • the terminal device needs to send uplink data
  • the terminal device sends the SR to the network device on the specific resource indicated by the configuration information. That is, the network device terminal device is required to send data, and then directly send the uplink data without performing a random access process, thereby reducing power consumption and delay of the terminal device.
  • An embodiment of the present application provides a resource configuration method. As shown in FIG. 4, the method includes the following steps:
  • the network device determines configuration information, where the configuration information is used to indicate a scheduling request SR time-frequency resource of the terminal device.
  • the configuration information includes the first configuration information and the second configuration information, where the first configuration information is used to indicate the time domain offset of the SR time-frequency resource, and the second configuration information is used to indicate the duration of the SR time-frequency resource, where
  • the domain offset is the offset of the time domain start position of the SR time-frequency resource with respect to the time domain start position of the random access time-frequency resource.
  • the network device sends configuration information to the terminal device.
  • the terminal device receives configuration information.
  • the terminal device sends the SR on the SR time-frequency resource indicated by the configuration information.
  • configuration information may be carried in Radio Resource Control (RRC) signaling, Media Access Control (MAC) control element (Control Element, CE) or physical layer signaling, such as downlink. Control information (Downlink Control Information, DCI).
  • RRC Radio Resource Control
  • MAC Media Access Control
  • CE Control element
  • DCI Downlink Control Information
  • the terminal device after receiving the configuration information sent by the network device, the terminal device does not immediately send the SR to the network device, but in the case that the uplink data arrives at the terminal device and the terminal device does not have available uplink resources. Sending an SR to the network device to request the network device to allocate available uplink resources to the terminal device.
  • the time-frequency resource of the random access mentioned above is a time-frequency resource that can be used for the random access preamble transmission configured by the network device by using the system message, where the random access resource includes a contention-based random access resource.
  • the SR time-frequency resource is a subset of the random access time-frequency resource, or the SR time-frequency resource is a subset of the time-frequency resource except the contention-based random access time-frequency resource.
  • NPUSCH Narrowband Physical Uplink Shared CHannel
  • the NPUSCH transmission and the SR transmission may be delayed, and the NPUSCH deferred transmission mechanism may be used, and the scheduling of the NPUSCH is not restricted.
  • the time-frequency resources except the contention-based random access time-frequency resources in the random access time-frequency resources are referred to as non-competitive time-frequency resources.
  • the base station can avoid collision between the SR and the NPRACH through scheduling.
  • the frequency domain resource of the SR time-frequency resource is the same as the frequency domain resource of the random access time-frequency resource.
  • the frequency domain resources of the random access time-frequency resources are the sub-carriers of the sequence numbers #0 to #11, and the frequency domain resources of the configured SR time-frequency resources are also the sub-carriers of the sequence numbers #0 to #11.
  • the network device determines the configuration information, and sends the configuration information to the terminal device, where the configuration information is used to indicate the SR time-frequency resource of the terminal device, and the terminal device occupies the SR time-frequency resource indicated by the configuration information.
  • the terminal device may apply for the uplink resource to the network device by using the sending SR to send the uplink data, without applying to the network device by performing a random access procedure. Uplink resources, the signaling process is simplified, thereby reducing the power consumption and delay of the terminal device.
  • the network device can flexibly divide the random access time-frequency resource into corresponding time domain offsets and durations.
  • At least one SR time-frequency resource that is, the random access time-frequency resource can be used by at least one terminal device, thereby improving the SR capacity.
  • FIG. 5 shows a case where the random access time-frequency resource is multiplexed by three terminal devices, and the time-frequency resource of the random access includes a sum of time-frequency resources for which the preamble is repeatedly transmitted four times.
  • the time-frequency resource used for the first retransmission of the preamble is configured as the SR time-frequency resource of the terminal device 1
  • the time-frequency resource used for the second retransmission of the preamble is configured as the SR time-frequency of the terminal device 2.
  • the resource, the time-frequency resource for the third and fourth repeated transmission preambles is configured as the SR time-frequency resource of the terminal device 3.
  • the random access time-frequency resource can be allocated to multiple terminals, the idle random access time-frequency resource can be reduced, and the utilization rate of the random access time-frequency resource is improved.
  • the action of the base station in the foregoing steps S401-S404 can be performed by the processor 201 in the communication device 200 shown in FIG. 2 by calling the application code stored in the memory 203.
  • This embodiment of the present application does not impose any limitation.
  • the action of the terminal device in the above steps S403 and S404 can be performed by the processor 201 in the communication device 200 shown in FIG. 2, and the application code stored in the memory 203 is called, which is not limited in this embodiment.
  • the time domain offset is an integer multiple of the first time length, where the first time length is a duration of a single transmission of the random access preamble.
  • the duration is an integer multiple of the first time length, or the duration is an integer multiple of a symbol group duration of the random access preamble.
  • the random access preamble is composed of a plurality of symbol groups, and each symbol group includes at least one symbol and a Cyclic Prefix (CP).
  • the total duration of at least one symbol is Tseq, and the duration of the CP is Tcp.
  • the number of symbol groups may be different, and the structure of the symbol groups may be different, that is, the number of symbols in the symbol group is different, and/or the CP length (in the time domain) is different, and / Or the length of the symbol (in the time domain) is different.
  • the random access preamble format includes but is not limited to format 0, format 1, and format 2.
  • the format of the random access preamble includes format 0, format 1 and format 2.
  • the comparison data of the above various formats is as shown in Table 1 below.
  • the configuration information of the terminal device 1 includes: first configuration information and second configuration information, where the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 1 is 0 (when the time frequency resource is randomly accessed) The second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 1 is T.
  • the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 2 is T, that is, the offset from the time domain start position (0) of the random access time-frequency resource.
  • the second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 2 is T.
  • the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 3 is 2T
  • the second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 3 is 2T.
  • the foregoing time domain offset may also be an offset of a time domain start position of the SR time-frequency resource with respect to a time domain end position of the random access time-frequency resource. This embodiment of the present application does not limit this.
  • the duration is an integer multiple of the length of one symbol group of the random access preamble and the time domain offset is not an integer multiple of the first time length.
  • the configuration information of the terminal device 1 is used.
  • the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 1 is 0, and the second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 1 is In the configuration information of the terminal device 2, the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 2 is The second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 2 is In the configuration information of the terminal device 3, the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 3 is The second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 3 is
  • time domain offset and duration of the SR time-frequency resources of each terminal device are not limited to the foregoing examples, and the time domain offset of the SR time-frequency resources of each terminal device may be configured according to actual conditions. The embodiment of the present application does not limit this.
  • the number of symbol groups occupied by the SR transmission may be different, and the SR time-frequency resources indicated by the first configuration information and the second configuration information may be consecutive in the time domain.
  • discontinuous means that a terminal device can transmit an SR once in a continuous period of time.
  • the discontinuity means that the terminal device can transmit the SR once using a plurality of symbol groups across time slots.
  • the SR transmission occupies 4 symbol groups at a time, if the SR time-frequency resource of the terminal device includes at least 4 consecutive symbol groups in the time domain, the SR time-frequency resource of the terminal device is in the time domain. The above is continuous. As shown in FIG.
  • the SR time-frequency resource of the terminal device 1 includes four consecutive symbol groups in the time domain, which can be used to transmit the SR once. Then, the SR time-frequency resource of the terminal device 1 is a continuous resource. If the SR time-frequency resource of the terminal device does not include at least 4 consecutive symbol groups in the time domain, the SR time-frequency resources of the terminal device are discontinuous in the time domain. As shown in (b) of FIG. 6, the first SR time-frequency resource of the terminal device 1 includes three consecutive symbol groups in the time domain, which is insufficient to transmit the SR once. Therefore, in order to enable the terminal 1 to transmit the SR at least once, The network device can configure the second SR time-frequency resource of the terminal 1. Referring to FIG.
  • the first configuration information indicates that the time domain offset of the second SR time-frequency resource is
  • the second configuration information indicates that the duration of the second SR time-frequency resource is
  • the first SR time-frequency resource and the second SR time-frequency resource of the terminal 1 are not consecutive in the time domain, but the two SR time-frequency resources can support the SR transmission of the terminal 1 across the time period.
  • the above description is only taken as an example in which the SR transmission takes up four symbol groups at a time.
  • the number of the symbol groups occupied by the SR transmission in the time domain may be different, which is not limited in this embodiment of the present application.
  • the duration of the SR time-frequency resource of each terminal device can be flexibly configured by using the foregoing SR time-frequency resource indication mode.
  • the duration of the SR time-frequency resource of the different terminal devices may be the same or different, which is not limited in this embodiment. .
  • the time interval between each transmission of the preamble is not shown. It can be understood that in a single random access procedure, the terminal device There may be a time interval between several transmission preambles. Referring to FIG. 7, in a single random access procedure, the time interval between the first transmission preamble and the second transmission preamble is In this case, in the configuration information of the terminal device 1, the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 1 is 0, and the second configuration information is used to indicate the SR time-frequency resource of the terminal device 1. The duration is T.
  • the first configuration information indicates that the time domain offset of the SR time domain resource of the terminal device 2 is
  • the second configuration information is used to indicate that the duration of the SR time-frequency resource of the terminal device 2 is T. That is, when determining the time domain offset and duration of the SR time-frequency resource of the terminal device, the network device needs to refer to the time interval between the two preamble transmissions.
  • the corresponding terminal device can learn the time domain location of the SR time-frequency resource in the single random access time-frequency resource.
  • the configuration information is an SR time-frequency resource bitmap of the terminal device, and the bit value in the bitmap is used to indicate the corresponding symbol group.
  • the bitmap can be granular in size for a single transmission of the preamble.
  • a random access preamble with a subcarrier bandwidth of 3.75 kHz is used.
  • the value of the bit in the bitmap is used to indicate the corresponding symbol group in the duration T.
  • the number of bits in the bitmap is the number of symbol groups included in a random access preamble. For example, in Release 13 and Release 14, one preamble contains 4 symbol groups.
  • the number of bits in the bitmap is 4.
  • the Nth bit in the bitmap of a terminal device takes a value of 1, indicating that the Nth symbol group is configured to the terminal device
  • the Mth bit in the bitmap of the terminal device A value of 0 indicates that the Mth symbol group is not configured for the terminal device.
  • the Nth bit in the bitmap of a terminal device is 0, indicating that the Nth symbol group is configured for the terminal device, if the Mth bit in the bitmap of the terminal device takes a value If the value is 1, it indicates that the Mth symbol group is not configured to the terminal device, and the content of the bit value in the bitmap is specifically limited.
  • the Nth bit in the bitmap of the terminal device takes a value of 1, indicating that the Nth symbol group is configured to the terminal device.
  • the configuration information of the terminal device 1 includes 1000, the bitmap included in the configuration information of the terminal device 2 is 0100, and the bitmap included in the configuration information of the terminal device 3 is 0010, and the configuration information of the terminal device 4 is The included bitmap is 0001.
  • the bitmap indicates that in each preamble transmission time length T, the first symbol group of one preamble is configured to the terminal device 1, the second symbol group is configured to the terminal device 2, and the third symbol group is Configured for the terminal device 3, the fourth symbol group is configured for the terminal device 4.
  • the terminal device 1 occupies the first symbol group transmission SR within the preamble transmission duration, the terminal device 2 occupies the second symbol group transmission SR, and the terminal device 3 occupies the third symbol group.
  • the SR is transmitted, and the terminal device 4 occupies the fourth symbol group transmission SR.
  • the number of times of SR repeated transmission may be determined by the number of repetitions of preamble transmission and the length of the bitmap in a single random access.
  • the SR repeats The number of times is the number of repetitions of the preamble (4) divided by the length of the bitmap (4), that is, 1, that is, as shown in FIG. 8 (a) the number of SR repetition transmissions of the terminal device 1 is 1, and the terminal device 2 The SR repeated transmission times is 1.
  • the number of SR repeated transmissions of the terminal device 3 is 1, that is, the single random access time-frequency resource can multiplex four terminal devices, so that the four terminal devices can transmit the SR once.
  • the terminal device 1 can occupy not only one symbol group. Referring to (b) of FIG. 8, the terminal device 1 can occupy the first and third symbol groups within the transmission time length T of each preamble. At this time, the bitmap of the terminal device 1 is 1010, the bitmap of the terminal device 2 is 0100, and the bitmap of the terminal device 4 is 0001.
  • the SR time-frequency resource of each terminal device may be discontinuous.
  • the terminal can occupy the first symbol group and the third symbol in the first transmission duration T of the preamble.
  • the group and the first symbol group and the third symbol group in the second transmission duration T of the preamble are used to transmit the SR.
  • the symbol group occupied by the terminal device is discontinuous in the time domain.
  • the SR time-frequency resource of each terminal device may also be continuous.
  • the number or duration of SR repetition transmissions may be determined by a single random access preamble repetition number and a bitmap length, and the bitmap length represents the number of bits included in the bitmap. For example, the number of repeated transmissions of a single random access preamble is R, and the length of the bitmap is L, then the number of repeated transmissions of the SR is R/L. Or the number of repeated transmissions of the single random access preamble is R, the length of the bitmap is L, and the duration of one transmission of one preamble is T, then the duration of the SR transmission is RT/L.
  • the resource in which the single random access preamble is repeatedly transmitted R times is divided into L parts, and the bits of the bitmap are in one-to-one correspondence with the respective partial resources.
  • a bit of 1 indicates that the terminal device can transmit the SR using the corresponding partial resource. If the bit is 0, the terminal device cannot transmit the SR using the corresponding partial resource, or the bit is 0, indicating that the terminal device can transmit the SR by using the corresponding partial resource, and the bit is 1 indicates that the terminal device cannot transmit the SR using the corresponding partial resources.
  • the resource in which the single random access preamble is repeatedly transmitted 4 times is divided into 2 parts, and the bitmap allocated to the terminal device 1 is 10, indicating that the terminal device 1 can use the first part of the resource to send the SR, that is, the terminal device 1 can
  • the SR is transmitted by using the resource of the first and second retransmissions of the random access preamble, and the bitmap allocated to the terminal device 2 is 01, indicating that the terminal device 2 can use the second part of the resource to send the SR, that is, the terminal device 2 can use
  • the resource of the third and fourth repeated transmissions of the random access preamble transmits the SR.
  • the configuration information further includes carrier configuration information, subcarrier configuration information, and enhanced coverage level configuration information, where the carrier configuration information is used to indicate the carrier occupied by the SR time-frequency resource, and the subcarrier configuration information is used to indicate the SR time-frequency resource.
  • the occupied subcarriers, the enhanced coverage level configuration information is used to indicate information of the enhanced coverage level of the SR time-frequency resource, and the information of the enhanced coverage level includes enhanced coverage level index information or the number of repeated transmissions of the preamble.
  • the bandwidth of one carrier is 180 kHz, and usually one preamble occupies one subcarrier.
  • the bandwidth of the NB-IoT subcarrier is different.
  • the NB-IoT subcarrier bandwidth is 3.75 kHz
  • the NB-IoT subcarrier bandwidth is 1.25 kHz. Therefore, in Release 13 and Release 14, one NB-IoT carrier contains 48 subcarriers, that is, one NB-IoT carrier can support configuration of 48 preambles.
  • one NB-IoT carrier contains 144 subcarriers.
  • the enhanced coverage level reflects the distance between the terminal device and the network device, or reflects the cell coverage quality (ie, the signal quality of the link), and the number of repeated transmissions of the preamble in the time domain and the random access procedure. Related. Generally, the greater the number of times the preamble is repeatedly transmitted, the higher the enhanced coverage level. Taking version 13 as an example, the enhanced coverage level is divided into three types: level 0, level 1, level 2, level 0 repetition number is 2, level 1 repetition number is 8, and level 2 repetition number is 32.
  • the terminal device obtains the random access resource configuration indication information through the system message before acquiring the configuration information.
  • the terminal device needs the configuration information and the random access resource configuration indication information mentioned above to be combined in determining the carrier position, the subcarrier position within the specified carrier, and enhancing the coverage level.
  • the random access resource configuration indication information includes carrier configuration indication information that can be used for random access
  • the carrier configuration indication information includes a carrier index
  • the terminal device determines, according to the acquired carrier index and the carrier configuration indication information, that the information can be used for the SR transmission.
  • the carrier location includes the subcarrier configuration indication information that can be used for random access in the specified carrier, and includes a subcarrier index in the configuration information, and the terminal device uses the obtained subcarrier index and the subcarrier according to the obtained carrier identifier.
  • the configuration indication information is used to determine a subcarrier position that can be used for the SR transmission; the resource allocation indication information of the coverage level is included in the random access resource configuration indication information, and the resource configuration indication information of each coverage level includes a random access preamble.
  • the code start position, the period, the number of repetitions, and the like include the enhanced coverage level index information or the number of repeated transmissions of the preamble in the configuration information, and the terminal device repeats the transmission times and 1 to 3 according to the obtained enhanced coverage level index information or preamble.
  • Resource allocation indication information of the coverage level is determined Starting position of the random access resource for SR transmission corresponding to the period and the number of repetitions.
  • the terminal learns that the carrier to be occupied is the second NB-IoT carrier, and the subcarriers occupied in the frequency domain are the subcarriers with the sequence numbers #0 to #11 shown in FIG.
  • the enhanced coverage level configuration information indicates that the number of repetitions of the preamble is four times.
  • Mode 1 The format of the molecular carrier of the numerical size region of the subcarrier index can be utilized.
  • the network device sends the configuration information to the terminal. After the terminal receives the configuration information, if the terminal determines that the subcarrier index indicated by the subcarrier configuration information in the configuration information is in the first value interval, the terminal transmits the SR in the first format. 0 or format 1 transmits the SR. If the terminal determines that the subcarrier index indicated by the subcarrier configuration information included in the configuration information is in the second value interval, the terminal transmits the SR in the format 2 in the subsequent process.
  • the first format may be format 2
  • the second format may be format 0 or format 1.
  • the terminal transmits the SR by using a subcarrier of 3.75 kHz, that is, the terminal adopts format 0 or format.
  • the subcarriers of 1 are configured with SR time-frequency resources for transmitting SRs.
  • the terminal configures SR time-frequency resources by using subcarriers of format 2.
  • the terminal configures the SR time-frequency resource by using the subcarrier of the format 2, when the subcarrier index is 144 to 191, and the terminal configures the SR by using the subcarrier of the format 0 or the format 1 Frequency resources.
  • the subcarrier index corresponding to the other value interval may be defined in the format 2, and the format of the subcarrier index of the value interval is not limited.
  • the 192 states of 0 to 191 need an 8-bit bit indication. As such, the signaling overhead is less.
  • the foregoing subcarrier index may also be indicated according to the same granularity, and the subcarrier index of the same granularity is used to indicate the format to which the subcarrier belongs.
  • the network device sends configuration information to the terminal, and the terminal receives the configuration information, where the configuration information includes subcarrier configuration information, and the subcarrier configuration information is used to indicate an index of the subcarrier.
  • a 1.25 kHz subcarrier index can be used as a granularity to indicate a 3.75 kHz subcarrier.
  • a subcarrier with a bandwidth of 90 kHz is taken as an example for description.
  • subcarriers with a bandwidth of 3.75 kHz from 0 to 11 occupy a total of 45 kHz
  • subcarriers with a bandwidth of 1.25 kHz from 0 to 35 occupy a total of 45 kHz.
  • the subcarrier index is set according to the index of the 1.25 kHz subcarrier, that is, one 3.75 kHz subcarrier corresponds to three subcarrier index numbers, and one 1.25 kHz subcarrier corresponds to one subcarrier index number.
  • the actual index number is The 3.75 kHz subcarrier of 0 may correspond to the three subcarrier index numbers of 0, 1, and 2.
  • the 1.25 kHz subcarrier with the actual index number of 34 corresponds to the subcarrier index number of 70.
  • the subcarrier index number indicated by the subcarrier configuration information in the configuration information determined by the network device is 0 to 71 shown in FIG. After receiving the configuration information, the terminal determines the format used for transmitting the SR according to the subcarrier index number (0 to 71) indicated by the subcarrier configuration information.
  • the terminal determines that the subcarrier configuration information indicates that the value of the subcarrier index ranges from 0 to 35, the terminal learns that the subcarrier of the format 0 or the format 1 is required, if the value range of the subcarrier index is Between 36 and 71, the terminal transmits the SR using the subcarrier of format 2.
  • the number of subcarrier indexes to be set is 72 in the bandwidth of 90 kHz, and correspondingly, the number of subcarrier indexes to be set is 144 in the bandwidth of 180 kHz.
  • indicating 144 states may save some signaling overhead compared to indicating 192 states.
  • the embodiment of the present application is not limited to the indication manner shown in FIG. 9 above, as long as the indexes of all subcarriers are uniformly set according to the 1.25 kHz subcarrier index.
  • the frequency division method can be used to distinguish the subcarriers of 1.25 kHz and the subcarriers of 3.75 kHz in the frequency domain.
  • the SR time domain resource corresponding to the 1.25 kHz subcarrier and the SR time domain resource corresponding to the 3.75 kHz subcarrier can be distinguished in the time domain by different enhanced coverage levels. See Table 4:
  • the number of repetitions of the preamble of the same enhanced coverage level is different.
  • the number of repetitions of the preamble of different enhanced coverage levels is also different. Therefore, SR time-frequency resources of different formats can be distinguished from the time domain.
  • the configuration information of the terminal may further include format configuration information, where the format configuration information is used to determine a format used by the terminal to transmit the SR.
  • the network device sends configuration information to the terminal, where the configuration information includes format configuration information.
  • the format configuration information is one of a format index, a CP length, and a subcarrier bandwidth.
  • the terminal determines the format used to transmit the SR according to the format configuration information in the configuration information.
  • the terminal uses the format index to learn the format adopted by the transmission SR.
  • the format index may use 2 bits to indicate the format used by the terminal to transmit the SR.
  • the 2-bit format index may be any three of 00, 01, 10, and 11.
  • the format index is 00, 01, and 10, where 00 indicates that the terminal transmits the SR by using the subcarrier of format 0 or 1, 01 also indicates that the terminal uses the format 0 or the format 1 subcarrier to transmit the SR, and 10 indicates that the terminal adopts the format 2 sub Carrier transmission SR.
  • 00 may be used to indicate that the terminal transmits the SR by using the format 2 subcarrier
  • 01 indicates that the terminal transmits the SR by using the format 0 subcarrier
  • 10 indicates that the terminal transmits the SR by using the format 1 subcarrier.
  • 00 may indicate that the terminal uses the format 2 subcarrier to transmit the SR
  • 01 indicates that the terminal transmits the SR by using the format 0 or 1 subcarrier
  • 10 indicates that the terminal transmits the SR by using the format 0 or 1 subcarrier. This embodiment of the present application does not limit this.
  • the format index may use 1 bit to indicate the format used by the terminal to transmit the SR.
  • the 1 bit format index may be 0 or 1, and 0 indicates that the terminal transmits the SR by using the format 2 subcarrier, and 1 indicates that the terminal transmits the SR by using the subcarrier of format 0 or 1.
  • the terminal may indicate that the terminal transmits the SR by using the sub-carrier of the format 1 or 0, and the indication that the terminal uses the sub-carrier of the format 2 to transmit the SR, which is not limited in this embodiment of the present application.
  • bit 0 can indicate format 0 or format 2
  • bit 00 can indicate format 0 or format 2
  • the SR is transmitted by using the format 0 subcarrier.
  • the SR is transmitted by using the format 1 subcarrier.
  • the method is adopted.
  • the format 2 subcarrier transmits the SR.
  • the bit can also be used to indicate the CP length.
  • 2 bits are used to indicate the length of the CP, and 2 bits can be any three of 00, 01, 10, and 11, for example, three 2 bits of 00, 01, and 11 are used.
  • the 00 can indicate that the length of the CP is 66.7, that is, the terminal is configured to transmit the SR by using the format 0 subcarrier
  • the 01 can indicate that the length of the CP is 266.7, that is, the terminal can be used to transmit the SR by using the format 1 subcarrier
  • 11 can indicate that the CP length is 800, that is, The terminal may be instructed to transmit the SR using the format 2 subcarrier.
  • the format configuration information is a subcarrier bandwidth
  • 1 bit is used to indicate the subcarrier bandwidth. For example, 0 indicates 3.75 kHz, indicating that the terminal transmits the SR in format 2, and 1 indicates 1.25 kHz, that is, the terminal is instructed to transmit the SR using format 0 or 1.
  • the format configuration information may also be other characteristic information of each format, for example, may be the number of symbol groups occupied by one preamble in the format 2, and may be the total duration information of a preamble occupying the symbol group in the format 2, Applications are not listed here.
  • the embodiment of the present application introduces a subcarrier of the format 2, and the subcarrier of the format 2 can be used for transmitting the SR. Since the subcarrier bandwidth of format 2 is relatively narrow, in the same frequency domain resource, such as 180 kHz, the number of subcarriers is large, which means that a larger number of preamble transmissions can be supported, that is, more SR transmissions can be supported. Therefore, using the subcarrier of the partial format 2, the SR capacity can be improved compared to the subcarrier using only format 0 or format 1. On the other hand, it is possible to distinguish which format subcarrier transmission SR is used by the terminal, thereby transmitting the SR in the frequency domain using the subcarriers of the corresponding format.
  • format mentioned herein is the format of the random access preamble, and is in format 0, format 1, and format 2.
  • the number of symbol groups may be different, and the structure of the symbol group may also be different.
  • the specific symbol group composition of format 0, format 1, and format 2 refer to the above description, and details are not described herein again.
  • the signal format of the SR and the format of the random access preamble are the same, or the signal format of the symbol group of the SR is the same as the signal format of the random access preamble.
  • the frequency hopping rule of the SR in the frequency domain is the same as the frequency hopping rule of the random access preamble.
  • the foregoing indication manner of determining the format used for transmitting the SR may be applied to an existing scenario, that is, a scenario in which a single random access time-frequency resource is occupied by only one terminal. It can also be applied to a multi-terminal multiplexing scenario, that is, a scenario in which a single random access time-frequency resource of the foregoing embodiment of the present application can be multiplexed by multiple terminals, which is not limited in this embodiment of the present application.
  • power control may be provided for SR transmissions.
  • the first SR transmission is performed by using the target receiving power corresponding to the preamble when the random access succeeds, and the final SR transmission power is determined according to the path loss compensation manner.
  • the process of the road loss compensation can be referred to the prior art, and details are not described herein again.
  • the SR transmission power is increased by the power climbing method based on the target received power.
  • the power climbing step size can be set, and each SR transmission increases the target receiving power to increase the power step size.
  • a power climbing step is added based on the target receiving power, and The transmission power of the second SR, in the third SR transmission, adding a power climbing step based on the second SR transmission power, obtaining the transmission power of the third SR, and so on, to gradually increase the SR The effectiveness and reliability of the transmission.
  • the initial reception power of the random access is no longer used, and in the subsequent SR transmissions, the power is increased by a large target receiving power, and the power is increased. More significant, saving the terminal for power climbing time, reducing the delay, and reducing the power consumption of the terminal for power climbing.
  • the method for controlling the SR transmission power provided by the embodiment of the present application can be applied to an existing scenario, or can also be applied to a multi-terminal multiplexing scenario.
  • existing scenarios and multi-terminal multiplexing scenarios refer to the above, and no further details are provided here.
  • the embodiment of the present application may perform the division of the function module or the function unit on the communication device (the communication device may be the terminal or the network device) according to the foregoing method example.
  • each function module or function unit may be divided according to each function, or may be Two or more functions are integrated in one processing module.
  • the above integrated modules can be implemented in the form of hardware or in the form of software functional modules or functional units.
  • the division of modules or units in the embodiments of the present application is schematic, and is only a logical function division. In actual implementation, there may be another division manner.
  • FIG. 10 is a schematic diagram showing a possible structure of a resource configuration apparatus involved in the foregoing embodiment.
  • the device as the terminal 1000 includes a storage unit 1001, a processing unit 1002, and a communication unit 1003.
  • the storage unit 1001 can be used, for example, to store configuration information and related instructions for indicating the SR time-frequency resource of the terminal.
  • the processing unit 1002 is configured to perform control and management on the action of the terminal 1000 to perform the technical steps of the embodiment of the present application.
  • the communication unit 1003 is configured to support the terminal 1000 to communicate with other devices in the communication system shown in FIG. 1. For example, the support terminal 1000 executes S403, S404 in FIG.
  • FIG. 2 is a schematic structural diagram of the terminal
  • the storage unit 1001 may be implemented as the memory 203 of the terminal in FIG. 2 .
  • the processing unit 1002 can be implemented as the processor 201 of the terminal in FIG. 2, and the communication unit 1003 can be implemented as the transceiver 204 of the terminal in FIG.
  • the embodiment of the present application further provides a resource configuration apparatus, where the apparatus includes, as a network device (for example, a base station), a storage unit 1101, a processing unit 1102, and a communication unit 1103.
  • a network device for example, a base station
  • storage unit 1101 for example, a hard disk drive
  • processing unit 1102 for example, a graphics processing unit
  • the storage unit 1101 is configured to store configuration information of the SR time-frequency resource and related instructions.
  • the processing unit 1102 is configured to perform control management on the operation of the network device 1100. For example, processing unit 1102 is for supporting network device 1100 to perform S401 in FIG. 4, and/or other steps for the technical solutions described herein.
  • the communication unit 1103 is configured to support the network device 1100 to communicate with other devices in the communication system shown in FIG. 1. For example, the support network device 1100 performs S402 in FIG.
  • FIG. 2 is a schematic structural diagram of a network device
  • the storage unit 1101 can be implemented as the memory 203 of the network device in FIG. 2 .
  • the processing unit 1102 can be implemented as the processor 201 of the network device in FIG. 2, and the communication unit 1103 can be implemented as the transceiver 204 of the network device in FIG.
  • the network device and the terminal provided by the embodiment of the present application can perform the foregoing resource configuration method. Therefore, the technical effects of the foregoing may be referred to the foregoing method embodiments, and details are not described herein.
  • the embodiment of the present application further provides a computer readable storage medium.
  • the computer readable storage medium stores instructions.
  • the terminal executes the instruction, the terminal executes the steps performed by the terminal in the method flow shown in the foregoing method embodiment.
  • the embodiment of the present application further provides a computer readable storage medium, where the computer readable storage medium stores instructions, and when the network device executes the instruction, the network device executes the method performed by the network device in the method flow shown in the foregoing method embodiment. Each step.
  • the computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, device, or device, or any combination thereof. More specific examples (non-exhaustive lists) of computer readable storage media include: electrical connections with one or more wires, portable computer disks, hard disks, random access memory (RAM), read only memory (Read-Only Memory, ROM), Erasable Programmable Read Only Memory (EPROM), Register, Hard Disk, Optical Fiber, Portable Compact Disk Read-Only Memory (CD-ROM) An optical storage device, a magnetic storage device, or any suitable combination of the foregoing, or any other form of computer readable storage medium known in the art.
  • RAM random access memory
  • ROM read only memory
  • EPROM Erasable Programmable Read Only Memory
  • CD-ROM Portable Compact Disk Read-Only Memory
  • An exemplary storage medium is coupled to the processor to enable the processor to read information from, and write information to, the storage medium.
  • the storage medium can also be an integral part of the processor.
  • the processor and the storage medium may be located in an Application Specific Integrated Circuit (ASIC).
  • ASIC Application Specific Integrated Circuit
  • the computer readable storage medium may be any tangible medium containing or storing a program that can be used by or in connection with an instruction execution system, apparatus, or device.
  • the embodiment of the present application further provides a chip system, which is applied to a terminal, where the chip system includes a processor, and is configured to support the terminal to implement the foregoing resource configuration method, for example, determining a configuration of the SR time-frequency resource for indicating the terminal. information.
  • the chip system also includes a memory. This memory is used to store the necessary program instructions and data for the terminal. Of course, the memory may not be in the chip system.
  • the chip system may be composed of a chip, and may also include a chip and other discrete devices. This embodiment of the present application does not specifically limit this.
  • the embodiment of the present application further provides another chip system, which is applied to a network device, where the chip system includes a processor, and is configured to support the network device to implement the foregoing resource configuration method.
  • the chip system also includes a memory. This memory is used to store the necessary program instructions and data for the network device. Of course, the memory may not be in the chip system.
  • the chip system may be composed of a chip, and may also include a chip and other discrete devices. This embodiment of the present application does not specifically limit this.

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Abstract

La présente invention se rapporte au domaine technique des communications et concerne un procédé et un appareil de configuration de ressources qui peuvent être appliqués à l'Internet des Objets, par exemple, IoT, NB-IoT et MTC. Un dispositif de réseau détermine des informations de configuration et envoie les informations de configuration à un terminal, les informations de configuration étant utilisées pour indiquer une ressource de temps-fréquence de demande de planification (SR) du terminal et comprenant des premières informations de configuration et des deuxièmes informations de configuration. Les premières informations de configuration sont utilisées pour indiquer un décalage dans le domaine temporel de la ressource de temps-fréquence SR et les deuxièmes informations de configuration sont utilisées pour indiquer une durée de la ressource de temps-fréquence SR, le décalage dans le domaine temporel étant un décalage d'une position initiale dans le domaine temporel de la ressource de temps-fréquence SR par rapport à une position initiale dans le domaine temporel d'une ressource de temps-fréquence d'accès aléatoire.
PCT/CN2018/086620 2018-05-11 2018-05-11 Procédé et appareil de configuration de ressource WO2019213977A1 (fr)

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