WO2017174008A1 - 一种信息传输方法及装置 - Google Patents
一种信息传输方法及装置 Download PDFInfo
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- WO2017174008A1 WO2017174008A1 PCT/CN2017/079603 CN2017079603W WO2017174008A1 WO 2017174008 A1 WO2017174008 A1 WO 2017174008A1 CN 2017079603 W CN2017079603 W CN 2017079603W WO 2017174008 A1 WO2017174008 A1 WO 2017174008A1
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- radio frame
- resource
- information
- mib
- sib1
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- 238000000034 method Methods 0.000 title claims abstract description 129
- 230000005540 biological transmission Effects 0.000 title claims abstract description 55
- 101150096310 SIB1 gene Proteins 0.000 claims description 145
- 238000012545 processing Methods 0.000 claims description 45
- 238000013461 design Methods 0.000 description 18
- 230000006870 function Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 8
- 230000003993 interaction Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 238000004590 computer program Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000006399 behavior Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000000802 evaporation-induced self-assembly Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000011022 operating instruction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920002939 poly(N,N-dimethylacrylamides) Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0028—Formatting
- H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- 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 invention relates to the field of communications technologies, and in particular, to an information transmission method and apparatus.
- the base station when the base station transmits the system information, the Master Information Block (MIB), it is the physical downlink sharing of the fixed downlink subframe 0 in the radio frame.
- the channel Physical Downlink Share Channel, PDSCH is sent by the resource.
- the MIB includes multiple configuration parameters, including system bandwidth information, a frame number of a radio frame that transmits the MIB, physical hybrid automatic re-indication channel (PHICH) configuration information, and reservation information.
- system bandwidth information e.g., system bandwidth information
- a frame number of a radio frame that transmits the MIB e.g., system bandwidth information
- PHICH physical hybrid automatic re-indication channel
- the MIB information includes multiple configuration parameters, the information overhead of the base station transmitting the MIB is too high, and the power consumption of the base station is high.
- the present invention provides a message transmission method and apparatus for solving the problem that the information overhead of the base station transmission MIB is too high, resulting in high power consumption of the base station.
- an embodiment of the present invention provides an information transmission method, where the method includes: a base station generates a primary information block MIB including a first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate The first range in which the system bandwidth is located, the radio frame configuration field indicates whether at least one or a combination of the following is configured in the radio frame that sends the MIB: the resource of the system information block SIB1, the physical random access channel, the PRACH resource, and the paging A resource of a Paging message, and a multicast/multicast single frequency network MBSFN resource; the base station occupies a time-frequency resource in the radio frame to send the MIB.
- the base station generates an MIB that includes the first bandwidth indication information and the radio frame configuration field, and occupies the time-frequency resource in one radio frame to send the MIB.
- the first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- the terminal device obtains the MIB to determine a first range in which the system bandwidth is located.
- the first range indicated by the first bandwidth indication information includes a preset to One less system available bandwidth, and the at least one system available bandwidth includes the current system bandwidth.
- the MIB includes 4 bit bits, wherein the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the MIB sent by the base station includes 4 bits of content, and the base station sends the MIB according to the traditional MIB, and the base station transmits the MIB, which reduces the information overhead of the base station transmitting the MIB, thereby reducing the base station. Power consumption.
- the radio frame configuration field indicates a resource in which the SIB1 is configured in the radio frame
- the method further includes: the base station sending, by using the radio resource, a resource in the first resource set. SIB1; or
- the radio frame configuration field indicates that the SIB1 resource is not configured in the radio frame, and the method further includes: the base station does not send the SIB1 by using the radio frame.
- the base station indicates, by using the radio frame configuration field, whether the resource of the SIB1 is configured in the radio frame in which the MIB is sent. Therefore, after the subsequent terminal device retrieves the MIB in a radio frame, the base station may directly a radio frame configuration field, determining configuration information of the radio frame, determining, according to the configuration information of the radio frame, whether to perform SIB1 retrieval in the radio frame, and avoiding when the radio frame is not configured with the SIB1 resource, The terminal device retrieves SIB1 in the radio frame, thereby reducing the problem of power consumption of the terminal device. In the meantime, SIB1 no longer occupies the time-frequency resources in the fixed downlink subframe. When the base station transmits the SIB1, the resources occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the flexibility of the system. .
- the SIB1 includes frame number information of the radio frame and second bandwidth indication information, where the second bandwidth indication information is used to indicate a system bandwidth within the first range.
- the terminal device Since the frame number information of the radio frame is not included in the MIB, the terminal device cannot obtain the frame number of the radio frame according to the retrieved MIB.
- the base station can obtain the frame number of the radio frame by using the frame number information of the radio frame in the SIB1, so as to perform a cell synchronization operation, and avoid the information overhead caused by reducing the MIB.
- the problem that the frame number information of the wireless frame cannot be transmitted to the terminal device.
- the second bandwidth indication information included in the SIB1 indicates a specific system bandwidth within the first range. In this way, after receiving the SIB1, the terminal device may accurately determine the system bandwidth according to the second bandwidth indication information, so that the terminal device may subsequently perform data with the base station within the determined system bandwidth. Interaction.
- the radio frame configuration field indicates a resource in which the Paging message is configured in the radio frame
- the method further includes: the base station setting a resource in the second resource set by using the radio frame Send a Paging message; or
- the radio frame configuration field indicates a resource in the radio frame that is not configured with a Paging message, and the method further includes: the base station does not send a Paging message by using the radio frame.
- the base station indicates, by using the radio frame configuration field, whether a resource of a paging message is configured in a radio frame in which the MIB is sent. Therefore, after the terminal device retrieves the MIB in a radio frame, the base station may directly Determining, in the radio frame configuration field, the configuration information of the radio frame, determining, according to the configuration information of the radio frame, whether to perform a Paging message in the radio frame, and avoiding that the PDMA message is not configured in the radio frame.
- the terminal device retrieves a Paging message in the radio frame, thereby reducing the problem of power consumption of the terminal device. In this way, the Paging message no longer occupies the time-frequency resources in the fixed downlink subframe.
- the base station transmits the Paging message the resources occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the flexibility of the system. .
- the radio frame configuration field indicates that the MBSFN resource is configured in the radio frame
- the method further includes: the base station setting a resource in the third resource set in the radio frame to MBSFN resources; or
- the radio frame configuration field indicates that the MBSFN resource is not configured in the radio frame, and the method further includes: the base station does not set the resource in the radio frame as an MBSFN resource.
- the base station indicates whether the MBSFN resource is configured in the radio frame in which the MIB is sent by using the radio frame configuration field. Therefore, after the subsequent terminal device retrieves the MIB in one radio frame, the base station may directly directly according to the radio. a frame configuration field, determining configuration information of the radio frame, determining, according to configuration information of the radio frame, whether to perform MBSFN resource retrieval in the radio frame, and avoiding when the radio frame is not configured with MBSFN resources, The terminal device retrieves the MBSFN resource in the radio frame, thereby reducing the power consumption of the terminal device. In the meantime, the MBSFN resource no longer occupies the time-frequency resource in the fixed downlink subframe. When the base station transmits the MBSFN resource, the resource occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the system. flexibility.
- the radio frame configuration field indicates that the radio frame is configured with a PRACH resource
- the method further includes: the base station setting a resource in the fourth resource set in the radio frame to PRACH resources; or
- the radio frame configuration field indicates that the radio frame is not configured with a PRACH resource, and the method further includes: the base station does not set the resource in the radio frame as a PRACH resource.
- the base station indicates whether the PRACH resource is configured in the radio frame in which the MIB is sent by using the radio frame configuration field. Therefore, after the subsequent terminal device retrieves the MIB in one radio frame, the base station may directly directly according to the radio. a frame configuration field, determining configuration information of the radio frame, determining, according to the configuration information of the radio frame, whether to send a PRACH message by using the radio frame, and avoiding, when the radio frame is not configured with a PRACH resource, the terminal The device transmits a PRACH message in the radio frame, thereby reducing power consumption of the terminal device. In the meantime, the PRACH resource no longer occupies the time-frequency resource in the fixed downlink subframe. When the base station transmits the PRACH resource, the resource occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the system. flexibility.
- an embodiment of the present invention provides an information transmission method, where the method includes:
- the terminal device retrieves the primary information block MIB in a preset bandwidth range, where the MIB includes the first bandwidth indication information and the radio frame configuration field, where the first bandwidth indication information is used to indicate the first range in which the system bandwidth is located.
- the radio frame configuration field indicates whether at least one or a combination of the following is configured in the radio frame that sends the MIB: a resource of the system information block SIB1, a physical random access channel PRACH resource, a resource for paging a Paging message, and a plurality of Broadcast/multicast single frequency network MBSFN resources;
- the terminal device retrieves the MIB in a radio frame, determining, according to the first bandwidth indication information included in the MIB, a first range in which the system bandwidth is located; and according to the wireless included in the MIB
- the frame configuration field acquires configuration information of the radio frame.
- the terminal device receives the MIB that includes the first bandwidth indication information and the radio frame configuration field that is sent by the base station by using the radio frame, and determines the first range in which the system bandwidth is located according to the first bandwidth indication information, and according to the wireless
- the frame configuration field acquires configuration information of the radio frame.
- the MIB transmitted by the base station includes two configuration parameters, that is, the first bandwidth indication information and the radio frame configuration field, thereby reducing the information overhead of the base station transmitting the MIB, and reducing the power consumption of the base station. .
- the available bandwidth of the system is divided into multiple ranges.
- the terminal device obtains the MIB to determine a first range in which the system bandwidth is located.
- the first range indicated by the first bandwidth indication information includes a preset at least one system available bandwidth, and the at least one system available bandwidth includes the current system bandwidth.
- the MIB includes 4 bit bits, wherein the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the MIB sent by the base station includes 4 bits of content, and the base station sends the MIB in the embodiment of the present invention, which reduces the information overhead of the base station transmitting the MIB, thereby reducing the information.
- the power consumption of the base station includes 4 bits of content, and the base station sends the MIB in the embodiment of the present invention, which reduces the information overhead of the base station transmitting the MIB, thereby reducing the information.
- the radio frame configuration field indicates a resource in which the SIB1 is configured in the radio frame, and the configuration information of the radio frame is configured to set a resource in the first resource set for transmitting the SIB1;
- the method further includes: the terminal device retrieving the SIB1 in all resources in the first resource set of the radio frame, and acquiring the first resource The SIB1 in the resource in the collection; or
- the radio frame configuration field indicates that the radio frame is not configured with the resource of the SIB1, and the configuration information of the radio frame is that the radio frame is not used for transmitting the SIB1, and after the terminal device acquires the configuration information of the radio frame,
- the method also includes the terminal device not retrieving SIB1 in the radio frame.
- the base station indicates, by using the radio frame configuration field, whether the resource of the SIB1 is configured in the radio frame in which the MIB is sent. Therefore, after the subsequent terminal device retrieves the MIB in a radio frame, the base station may directly a radio frame configuration field, determining configuration information of the radio frame, determining, according to the configuration information of the radio frame, whether to perform SIB1 retrieval in the radio frame, and avoiding when the radio frame is not configured with the SIB1 resource, The terminal device retrieves SIB1 in the radio frame, thereby reducing the problem of power consumption of the terminal device. In the meantime, SIB1 no longer occupies the time-frequency resources in the fixed downlink subframe. When the base station transmits the SIB1, the resources occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the flexibility of the system. .
- the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate a system bandwidth in the first range;
- the method further includes:
- the terminal device determines a frame number of the radio frame according to frame number information of the radio frame.
- the terminal device Since the frame number information of the radio frame is not included in the MIB, the terminal device cannot obtain the frame number of the radio frame according to the retrieved MIB.
- the base station can obtain the frame number of the radio frame by using the frame number information of the radio frame in the SIB1, so as to perform a cell synchronization operation, and avoid the information overhead caused by reducing the MIB.
- the problem that the frame number information of the wireless frame cannot be transmitted to the terminal device.
- the second bandwidth indication information included in the SIB1 indicates a specific system bandwidth within the first range. In this way, after receiving the SIB1, the terminal device may accurately determine the system bandwidth according to the second bandwidth indication information, so that the terminal device may subsequently perform data with the base station within the determined system bandwidth. Interaction.
- the radio frame configuration field indicates a resource in which the Paging message is configured in the radio frame, and the configuration information of the radio frame is used to set a resource in the second resource set for sending a Paging message; Said After the terminal device acquires the configuration information of the radio frame, the method further includes: the terminal device retrieving a Paging message in all resources in the second resource set of the radio frame, and acquiring the second Paging message in the resource in the resource collection; or
- the radio frame configuration field indicates a resource in the radio frame that is not configured with a Paging message, and the configuration information of the radio frame is that the radio frame is not used to send a Paging message; and the terminal device acquires the configuration of the radio frame.
- the method further includes: the terminal device does not retrieve the Paging message in the radio frame.
- the base station indicates, by using the radio frame configuration field, whether a resource of a paging message is configured in a radio frame in which the MIB is sent. Therefore, after the terminal device retrieves the MIB in a radio frame, the base station may directly Determining, in the radio frame configuration field, the configuration information of the radio frame, determining, according to the configuration information of the radio frame, whether to perform a Paging message in the radio frame, and avoiding that the PDMA message is not configured in the radio frame.
- the terminal device retrieves a Paging message in the radio frame, thereby reducing the problem of power consumption of the terminal device. In this way, the Paging message no longer occupies the time-frequency resources in the fixed downlink subframe.
- the base station transmits the Paging message the resources occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the flexibility of the system. .
- the radio frame configuration field indicates that the MBSFN resource is configured in the radio frame, and the configuration information of the radio frame is used to set a resource in the third resource set to be set as an MBSFN resource;
- the method further includes: the terminal device retrieving the MBSFN resource in the third resource set of the radio frame, and determining the MBSFN in the third resource set. Resources; or
- the radio frame configuration field indicates that the MBSFN resource is not configured in the radio frame, and the configuration information of the radio frame is that the radio frame does not include the MBSFN resource; after the terminal device acquires the configuration information of the radio frame, The method further includes the terminal device not retrieving the MBSFN resource in the radio frame.
- the base station indicates whether the MBSFN resource is configured in the radio frame in which the MIB is sent by using the radio frame configuration field. Therefore, after the subsequent terminal device retrieves the MIB in one radio frame, the base station may directly directly according to the radio. a frame configuration field, determining configuration information of the radio frame, determining, according to configuration information of the radio frame, whether to perform MBSFN resource retrieval in the radio frame, and avoiding when the radio frame is not configured with MBSFN resources, The terminal device retrieves the MBSFN resource in the radio frame, thereby reducing the power consumption of the terminal device. In the meantime, the MBSFN resource no longer occupies the time-frequency resource in the fixed downlink subframe. When the base station transmits the MBSFN resource, the resource occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the system. flexibility.
- the radio frame configuration field indicates that the radio frame is configured with a PRACH resource, and the configuration information of the radio frame is configured to set a resource in the fourth resource set to be set as a PRACH resource,
- the PRACH resource is used by the terminal device to send a PRACH message; after the terminal device acquires the configuration information of the radio frame, the method further includes: the terminal device adopting the fourth resource set in the radio frame The resource sends the PRACH message to the base station; or
- the radio frame configuration field indicates that the radio frame is not configured with a PRACH resource, and the configuration information of the radio frame is that the radio frame does not include a PRACH resource; after the terminal device acquires the configuration information of the radio frame, The method further includes: the terminal device does not send a PRACH message by using the radio frame.
- the base station indicates whether the PRACH resource is configured in the radio frame in which the MIB is sent by using the radio frame configuration field. Therefore, after the subsequent terminal device retrieves the MIB in one radio frame, the base station may directly directly according to the radio. a frame configuration field, determining configuration information of the radio frame, and determining, according to the configuration information of the radio frame Whether the PRACH message is sent by using the radio frame, the terminal device is configured to send a PRACH message in the radio frame when the radio frame is not configured with the PRACH resource, thereby reducing power consumption of the terminal device. In the meantime, the PRACH resource no longer occupies the time-frequency resource in the fixed downlink subframe. When the base station transmits the PRACH resource, the resource occupied by the foregoing information can be dynamically adjusted according to the service type and the application environment, thereby improving the system. flexibility.
- an embodiment of the present invention further provides a base station, where the base station has a function of implementing a behavior of a base station in the foregoing method.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the structure of the base station includes a processing unit and a sending unit, and the units may perform corresponding functions in the foregoing method examples.
- the units may perform corresponding functions in the foregoing method examples.
- the base station includes a transceiver, a processor, a bus, and a memory
- the transceiver is configured to perform communication interaction with a terminal device
- the processor is configured to support the base station to perform the foregoing method.
- the memory is coupled to the processor, which stores program instructions and data necessary for the base station.
- the embodiment of the present invention further provides a terminal device, where the terminal device has a function of implementing behavior of the terminal device in the foregoing method instance.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the structure of the terminal device includes a receiving unit and a processing unit, where the receiving unit is configured to receive data in a preset bandwidth range, and the processing unit is configured to process the data, and
- the processing unit may be used to perform the corresponding functions in the foregoing method examples. For details, refer to the detailed description in the method examples, which are not described herein.
- the structure of the terminal device includes a transceiver, a processor, a bus, and a memory
- the transceiver is configured to perform communication interaction with a base station
- the processor is configured to support the terminal device to perform The corresponding function in the above method.
- the memory is coupled to the processor, which stores program instructions and data necessary for the terminal device.
- an embodiment of the present invention provides an information transmission system, where the system includes a base station and a terminal device.
- the base station With the information transmission method provided by the present invention, the base station generates an MIB including the first bandwidth indication information and the radio frame configuration field, and occupies the time-frequency resource in one radio frame to send the MIB.
- the first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- FIG. 1 is a network architecture diagram of an information transmission system according to an embodiment of the present invention.
- FIG. 3 is a flowchart of an information transmission method according to an embodiment of the present invention.
- FIG. 4 is a schematic structural diagram of a base station according to an embodiment of the present disclosure.
- FIG. 5 is a schematic structural diagram of a terminal device according to an embodiment of the present disclosure.
- FIG. 6 is a structural diagram of a base station according to an embodiment of the present invention.
- FIG. 7 is a structural diagram of a terminal device according to an embodiment of the present invention.
- the embodiment of the invention provides a message transmission method and device, which are used to solve the problem that the information overhead of the base station transmission MIB is too high in the prior art, and the power consumption of the base station is high.
- the method and the device of the present invention are based on the same inventive concept. Since the principles of the method and the device for solving the problem are similar, the implementation of the device and the method can be referred to each other, and the repeated description is not repeated.
- the base station generates an MIB that includes the first bandwidth indication information and the radio frame configuration field, and occupies a preset time-frequency resource, and sends the MIB through the radio frame.
- the first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- a base station is a device for accessing a terminal device to a wireless network, including but not limited to: an evolved Node B (eNB), a radio network controller (radio network controller, RNC) ), Node B (NB), Base Station Controller (BSC), Base Transceiver Station (BTS), Home Base Station (for example, Home evolved NodeB, or Home Node B, HNB), Baseband Unit (BBU), Access Point (AP), etc.
- eNB evolved Node B
- RNC radio network controller
- NB Node B
- BSC Base Station Controller
- BTS Base Transceiver Station
- Home Base Station for example, Home evolved NodeB, or Home Node B, HNB
- BBU Baseband Unit
- AP Access Point
- the terminal device which is also referred to as a User Equipment (UE)
- UE User Equipment
- MS mobile station
- the information transmission method provided by the embodiment of the present invention is applicable to the network architecture of the information transmission system shown in FIG. 1 , where the network architecture includes a base station 101 and at least one terminal device 102, where
- the base station 101 generates an MIB according to the current system configuration, and periodically broadcasts the MIB through a radio frame, and broadcasts any one or combination of the following through the radio frame: System Information Block (SIB) 1. a Paging message, a Multicast Broadcast Multicast Network (MBSFN) resource, and a Physical Random Access Channel (PRACH) resource, etc., wherein the MIB is used in the MIB. And notifying the terminal device to send configuration information of a radio frame of the MIB.
- SIB System Information Block
- MMSFN Multicast Broadcast Multicast Network
- PRACH Physical Random Access Channel
- Each terminal device 102 retrieves the MIB within a preset bandwidth range, and when the MIB is retrieved in a radio frame, acquires configuration information of the radio frame according to the MIB, and according to the radio frame Configuration information, search for SIB1, Paging message, MBSFN resource, and PRACH resource.
- Each terminal device 102 acquires a system message broadcast by the base station in the foregoing manner, and can ensure each terminal device. 102 can obtain the current system configuration necessary for accessing the network, and ensure mobility management of each terminal device 102 in an idle state.
- TDD-LTE Time Division Duplex Long Term Evolution
- the sub-frames are divided into two types: an uplink sub-frame and a downlink sub-frame.
- the symbols included in the uplink sub-frame are all used for uplink transmission, and the symbols included in the downlink sub-frame are all used for downlink transmission.
- the uplink and downlink transmitted data are transmitted on different subframes within the same radio frame.
- TDD-LTE supports different uplink and downlink time ratios.
- the uplink and downlink subframe ratios can be adjusted according to different service types to meet the requirements of uplink and downlink asymmetric services.
- Table 1 the configuration of different uplink and downlink subframes is as shown in Table 1:
- Table 1 The uplink and downlink subframe ratio of the radio frame of the TDD-LTE system
- D represents a downlink subframe
- U represents an uplink subframe
- S represents a special subframe
- information such as system information MIB, SIB1, and Paging message occupies time-frequency resource transmission information in a fixed downlink subframe.
- the MIB occupies the physical downlink shared channel (PDSCH) resource of the subframe 0
- the SIB1 occupies the PDSCH resource of the subframe 5
- the Paging message can occupy the subframes 0, 1, 5, and 6.
- the PDSCH resource is transmitted, and the subframe occupied by the PRACH resource must be an uplink subframe.
- the system message, the paging message, the PRACH resource, and the like are sent in the static manner to limit the subframe type occupied by the message, resulting in the system.
- the ability to dynamically adapt to evolving business types and changing application environments reduces system flexibility.
- the MIB occupies 4 symbols of PDSCH resources of the 0th subframe, and the MIB includes 24 bits of content, where 3 bits is used to indicate system bandwidth, and 8 bits is used to indicate The frame number of the current radio frame of the MIB is transmitted, and 3 bits is used to indicate PHICH configuration information and 10 bits of reserved information.
- the information overhead of the base station transmitting the MIB is too high, resulting in high power consumption of the base station.
- An information transmission method provided by the embodiment of the present invention may be, but is not limited to, in an LTE or LTE-Advanced (LTE-A) system, where the method is applied to the network architecture shown in FIG.
- the base station involved in the embodiment of the present invention may be the base station 101 in the network architecture.
- the processing procedure of the method includes:
- Step 201 The base station generates an MIB, where the MIB includes a first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate a first range in which the system bandwidth is located, and the radio frame configuration domain indicates Whether at least one or a combination of: a resource of SIB1, a resource of a PRACH resource, a Paging message, and an MBSFN resource are configured in a radio frame in which the MIB is transmitted.
- the base station generates the MIB according to a current system configuration. For example, generating the first bandwidth indication information according to a current system bandwidth, and generating a configuration of a radio frame according to resource configuration information of a current system. And generating the radio frame configuration field according to the configuration information of the radio frame.
- the MIB includes 4 bits, where the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the first bandwidth indication information occupies 1 bit-3 bits, when the first bandwidth indication information occupies 1 bit, the MIB further includes 2 bits of reservation information; when the first bandwidth indication information occupies 2 bits, the The MIB further includes 1 bit reservation information. When the first bandwidth indication information occupies 3 bits, the MIB does not include the reservation information.
- the available bandwidth of the system is divided into multiple ranges, for example, when the available bandwidth of the system is When 1 megabyte (M)-10M, the available bandwidth of the system can be divided into two ranges - 1M-5M, 5M-10M.
- M megabyte
- 5M-10M the available bandwidth of the system can be divided into two ranges - 1M-5M, 5M-10M.
- the base station determines that the system bandwidth is in the range of 5M-10M, the base station generates an indication.
- the first range indicated by the first bandwidth indication information includes a preset at least one system available bandwidth, and the at least one system available bandwidth includes the current system bandwidth.
- the number of bits occupied by the first bandwidth indication information is determined according to the number of ranges of the available bandwidth of the system.
- the first bandwidth indication information may occupy 1 bit, for example, The 1 bit is 0 to indicate a range, and the 1 bit is 1 to indicate another range.
- the first bandwidth indication information occupies 2 bits; when the available bandwidth of the system is divided into 5-8 ranges, the first bandwidth indication information occupies 3 bits.
- the available bandwidth of the system is divided into a maximum of eight ranges.
- the embodiment of the present invention after the system can divide the available bandwidth of the system into multiple ranges, all the values of the first bandwidth indication information and corresponding values are maintained in the base station and the terminal device.
- the range of system bandwidth In this way, when the base station sends the MIB that includes the first bandwidth indication information, the terminal device obtains the MIB, and then determines a first range in which the system bandwidth is located.
- the embodiment of the present invention can reduce the MIB information overhead as much as possible.
- the radio frame configuration field indicates whether at least one or a combination of: a resource of SIB1, a resource of a PRACH resource, a Paging message, and an MBSFN resource are configured in a radio frame in which the MIB is transmitted.
- the configuration information of the radio frame may be determined according to the radio frame configuration field, and the following operations are performed according to the configuration information of the radio frame: Retrieving the SIB1 in the radio frame, retrieving the Paging message in the radio frame, retrieving the MBSFN resource in the radio frame, and transmitting the PRACH message through the radio frame, further reducing the base station transmitting the MIB information
- the terminal device may determine, by the configuration information of the radio frame obtained according to the radio frame configuration field, whether to perform a corresponding operation in the foregoing four operations, and avoid configuring the four items in the radio frame.
- the terminal device performs an operation corresponding to the unconfigured content, thereby reducing the terminal setting. Ready power consumption.
- the radio frame configuration field indicates that at least one or a combination of the foregoing four items are configured in the radio frame that sends the MIB.
- the radio frame configuration field indicates that at least one or a combination of the above four items is not configured in the radio frame.
- the first value and the second value are different values.
- the first value and the second value may both be 0 or 1. The present invention does not limit this.
- the MIB sent by the base station in the embodiment of the present invention includes 4 bits of content, and the base station transmits the MIB according to the embodiment of the present invention, and reduces the information that the base station transmits the MIB. Overhead, which reduces the power consumption of the base station.
- Step 202 The base station occupies a time-frequency resource in the radio frame to send the MIB.
- the time-frequency resource may be a symbol set in the radio frame, and the set symbol is a downlink symbol.
- the radio frame configuration field indicates whether at least one or a combination of: a resource of SIB1, a resource of a PRACH resource, a Paging message, and an MBSFN resource are configured in a radio frame in which the MIB is transmitted. Specifically include the following situations or combinations:
- the radio frame configuration field indicates whether a resource of the SIB1 is configured in the radio frame
- the radio frame configuration field indicates whether a resource of a paging message is configured in the radio frame
- the radio frame configuration field indicates whether an MBSFN resource is configured in the radio frame
- the radio frame configuration field indicates whether a PRACH resource is configured in the radio frame.
- the method further includes: the base station transmitting the SIB1 by setting a resource in the first resource set in the radio frame;
- the method further includes: the base station does not send the SIB1 by using the radio frame.
- the SIB1 when the base station sends the SIB1, the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate that The system bandwidth in the first range.
- the SIB1 further includes traditional information, such as cell access related information, cell selection information, system message window length, maximum transmission power, system information change flag, system message scheduling list, TDD configuration information, and frequency bandwidth indication.
- the terminal device camps the required information and the scheduling information for other system information blocks to ensure that the terminal device can reside in the cell according to the SIB1, enter the connection state, and receive other system information blocks.
- the SIB1 includes the frame number information of the radio frame, so that the terminal device obtains the frame number of the radio frame, thereby performing a cell synchronization operation, and avoiding the radio frame caused by reducing the information overhead of the MIB. The problem that the frame number information cannot be sent to the terminal device.
- the first bandwidth indication information included in the MIB indicates the first range in which the system bandwidth is located. Therefore, after receiving the MIB, the terminal device can only determine a range in which a relatively large system bandwidth is located. Unable to accurately determine system bandwidth. Especially when the available bandwidth of the system is large, only the available bandwidth range of the system is divided once, and each range of the division is relatively large. Therefore, it is necessary to confirm the system within each range of the first division.
- the system bandwidth is firstly divided into 2-8 large ranges for the available bandwidth of the system, and then fine-grained secondary confirmation is performed for each coarse-grained range.
- the second bandwidth indication information included in the SIB1 indicates a specific system bandwidth within the first range. In this way, after receiving the SIB1, the terminal device may accurately determine the system bandwidth according to the second bandwidth indication information, so that the terminal device may subsequently perform data with the base station within the determined system bandwidth. Interaction.
- the base station reduces the information overhead of the MIB, but in order to ensure the normal operation of the terminal device, the base station adds the frame number information of the radio frame in the SIB1,
- the second bandwidth indication information is two pieces of information, that is, the base station increases the information overhead of the SIB1. This is because the SIB1 is scheduled by the downlink control signaling, and there is no limitation of the fixed frequency domain resource, and only the limitation of the time domain resource, the embodiment of the present invention can be opened by adding two pieces of information in the SIB1.
- the limitation of the SIB1 on the time domain resource increases the flexibility of the SIB1 transmission.
- the method further includes: the base station sending a Paging message by setting a resource in the second resource set in the radio frame;
- the method further includes: the base station does not send a Paging message by using the radio frame.
- the method further includes: the base station setting a resource in the third resource set in the radio frame as an MBSFN resource;
- the method further includes: the base station does not set the resource in the radio frame as an MBSFN resource.
- the method further includes: the base station setting a resource in the fourth resource set in the radio frame as a PRACH resource;
- the method further includes: the base station does not set the resource in the radio frame as a PRACH resource.
- the first resource set, the second resource set, the third resource set, and the fourth resource set in the above four cases may be a subframe set, a symbol set, and the like, and the present invention does not The invention is not limited to the number of subframes or symbols in each resource set.
- the SIB1, the Paging message, the MBSFN resource, and the PRACH resource no longer occupy the time-frequency resource in the fixed downlink subframe, and when the base station transmits the foregoing information, according to the service type and the application environment, Dynamically adjusting the resources occupied by the above information increases the flexibility of the system.
- the base station With the information transmission method in the foregoing embodiment of the present invention, the base station generates an MIB including the first bandwidth indication information and the radio frame configuration field, and occupies the time-frequency resource in one radio frame to send the MIB.
- the first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- the embodiment of the present invention further provides an information transmission method, which may be, but is not limited to, in an LTE or LTE-A system, where the method is applied to the network architecture shown in FIG.
- the network architecture In the terminal device 102, as shown in FIG. 3, the processing flow of the method includes:
- Step 301 The terminal device retrieves the MIB in a preset bandwidth range, where the MIB includes a first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate a first range in which the system bandwidth is located.
- the radio frame configuration field indicates whether at least one or a combination of the following: a resource of SIB1, a resource of a PRACH resource, a Paging message, and an MBSFN resource are configured in a radio frame in which the MIB is transmitted.
- the preset bandwidth range is preset by the terminal device, and the system bandwidth is included in the preset bandwidth range, so that the terminal device can ensure that the base station can broadcast the MIB when the base station broadcasts The MIB is retrieved.
- the MIB includes 4 bits, where the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the first bandwidth indication information occupies 1 bit-3 bits, when the first bandwidth indication information occupies 1 bit, the MIB further includes 2 bits of reservation information; when the first bandwidth indication information occupies 2 bits, the The MIB further includes 1 bit reservation information. When the first bandwidth indication information occupies 3 bits, the MIB does not include the reservation information.
- the base station and the terminal device are maintained.
- the first bandwidth indicates all the values of the information and the range of the system bandwidth corresponding to each value.
- the terminal device obtains the MIB, and then determines a first range in which the system bandwidth is located.
- the radio frame configuration field indicates whether at least one or a combination of: a resource of SIB1, a resource of a PRACH resource, a Paging message, and an MBSFN resource are configured in a radio frame in which the MIB is transmitted.
- the configuration information of the radio frame may be determined according to the radio frame configuration field, and the following operations are performed according to the configuration information of the radio frame: Retrieving the SIB1 in the radio frame, retrieving the Paging message in the radio frame, retrieving the MBSFN resource in the radio frame, and transmitting the PRACH message through the radio frame, further reducing the base station transmitting the MIB information
- the terminal device may determine whether to perform the corresponding operation in the foregoing four operations by using the configuration information of the radio frame obtained according to the radio frame configuration field, and avoid that part of the foregoing four items are not configured in the radio frame.
- the content device performs the operation corresponding to the unconfigured content, thereby reducing the power consumption of the terminal device. .
- the MIB sent by the base station in the embodiment of the present invention includes 4 bits of content, and the base station transmits the MIB according to the embodiment of the present invention, and reduces the information that the base station transmits the MIB. Overhead, which reduces the power consumption of the base station.
- Step 302 When the terminal device retrieves the MIB in a radio frame, determine, according to the first bandwidth indication information included in the MIB, a first range in which the system bandwidth is located; and according to the MIB, The radio frame configuration field acquires configuration information of the radio frame.
- step 302 when the terminal device retrieves the MIB, the terminal device maintains all the values of the first bandwidth indication information and the range of the system bandwidth corresponding to each value. Therefore, the terminal device may determine, according to the first bandwidth indication information included in the MIB, the first range of the system bandwidth.
- the first range indicated by the first bandwidth indication information includes a preset at least one system available band Wide, and the current system bandwidth is included in the at least one system available bandwidth.
- the radio frame configuration field indicates whether at least one or a combination of: a resource of SIB1, a resource of a PRACH resource, a Paging message, and an MBSFN resource are configured in a radio frame in which the MIB is transmitted. Specifically include the following situations or combinations:
- the radio frame configuration field indicates whether a resource of the SIB1 is configured in the radio frame
- the radio frame configuration field indicates whether a resource of a paging message is configured in the radio frame
- the radio frame configuration field indicates whether an MBSFN resource is configured in the radio frame
- the radio frame configuration field indicates whether a PRACH resource is configured in the radio frame.
- the configuration information of the radio frame is that the resource in the first resource set is used to send the SIB1; and the terminal device acquires the After the configuration information of the radio frame, the method further includes: the terminal device retrieving the SIB1 in all the resources in the first resource set of the radio frame, and acquiring the resources in the first resource set Said SIB1;
- the configuration information of the radio frame is that the radio frame is not used for transmitting the SIB1
- the terminal device acquires the configuration information of the radio frame. Thereafter, the method further includes the terminal device not retrieving the SIB1 in the radio frame.
- the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate a system bandwidth in the first range.
- the method further includes:
- the terminal device determines a frame number of the radio frame according to frame number information of the radio frame.
- the SIB1 further includes traditional information, such as cell access related information, cell selection information, system message window length, maximum transmission power, system information change flag, system message scheduling list, TDD configuration information, and frequency bandwidth indication.
- the terminal device camps the required information and the scheduling information for other system information blocks to ensure that the terminal device can reside in the cell according to the SIB1, enter the connection state, and receive other system information blocks.
- the SIB1 includes the frame number information of the radio frame, so that the terminal device can continue to obtain the frame number of the radio frame, thereby performing a cell synchronization operation, and avoiding reducing the information overhead of the MIB. The problem that the frame number information of the wireless frame cannot be transmitted to the terminal device.
- the first bandwidth indication information included in the MIB indicates the first range in which the system bandwidth is located. Therefore, after receiving the MIB, the terminal device can only determine that the larger system bandwidth is located. A range cannot accurately determine the system bandwidth. In particular, when the available bandwidth of the system is large, only the available bandwidth range of the system is divided once, and each range of the division is relatively large. Therefore, it is necessary to determine the system bandwidth for each range of the first division, that is, first The available bandwidth of the system is divided into coarse-grained one-time divisions, divided into 2-8 large ranges, and then fine-grained secondary confirmation is performed for each coarse-grained range.
- the second bandwidth indication information included in the SIB1 indicates a specific system bandwidth within the first range. In this way, after receiving the SIB1, the terminal device may perform fine according to the second bandwidth indication information.
- the system bandwidth is determined so that the terminal device can subsequently interact with the base station within a determined system bandwidth.
- the configuration information of the radio frame is used to set a resource in the second resource set for sending a Paging message;
- the method further includes: the terminal device retrieving a Paging message in all resources in the second resource set of the radio frame, and acquiring in the second resource set Paging message in the resource;
- the configuration information of the radio frame is that the radio frame is not used to send a Paging message; and the radio frame is acquired by the terminal device.
- the method further includes: the terminal device does not retrieve the Paging message in the radio frame.
- the configuration information of the radio frame is used to set a resource in the third resource set to be set as an MBSFN resource; After the configuration information of the radio frame, the method further includes: the terminal device retrieving the MBSFN resource in the third resource set of the radio frame, and determining the MBSFN resource in the third resource set;
- the configuration information of the radio frame is that the radio frame does not include the MBSFN resource; and the terminal device acquires the configuration of the radio frame. After the information, the method further includes: the terminal device does not retrieve the MBSFN resource in the radio frame.
- the configuration information of the radio frame is configured to set a resource in the fourth resource set to be set as a PRACH resource, where the PRACH resource is used for
- the terminal device sends a PRACH message; after the terminal device acquires the configuration information of the radio frame, the method further includes: the terminal device sending, by using the resource in the fourth resource set in the radio frame, to the base station The PRACH message;
- the configuration information of the radio frame is that the radio frame does not include the PRACH resource; and the terminal device acquires the configuration information of the radio frame. Thereafter, the method further includes: the terminal device does not send a PRACH message by using the radio frame.
- the first resource set, the second resource set, the third resource set, and the fourth resource set are maintained in the terminal device, and therefore, when the radio frame configuration field is in the radio frame
- the terminal device may determine the corresponding first resource set, the second resource set, the third resource set, or The fourth resource set.
- the first resource set, the second resource set, the third resource set, and the fourth resource set in the above four cases may be a subframe set, a symbol set, and the like, and the present invention does not The invention is not limited to the number of subframes or symbols in each resource set.
- the SIB1, the Paging message, the MBSFN resource, and the PRACH resource no longer occupy the time-frequency resource in the fixed downlink subframe, and when the base station transmits the foregoing information, according to the service type and the application environment, Dynamically adjusting the resources occupied by the above information increases the flexibility of the system.
- the terminal device receives the MIB that includes the first bandwidth indication information and the radio frame configuration field that is sent by the base station by using the radio frame, and determines the system band according to the first bandwidth indication information.
- the first range in which the width is located, and the configuration information of the radio frame is obtained according to the radio frame configuration field.
- the MIB transmitted by the base station includes two configuration parameters, that is, the first bandwidth indication information and the radio frame configuration field, thereby reducing the information overhead of the base station transmitting the MIB, and reducing the power consumption of the base station. .
- the present invention further provides a base station, which may be a base station 101 in the information transmission system shown in FIG. 1 for implementing the information transmission method shown in FIG.
- the base station 400 includes: a processing unit 401 and a sending unit 402, where
- the processing unit 401 is configured to generate a primary information block MIB, where the MIB includes a first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate a first range in which the system bandwidth is located,
- the radio frame configuration field indicates whether at least one or a combination of the following is configured in the radio frame in which the MIB is transmitted: the resource of the system information block SIB1, the physical random access channel PRACH resource, the resource of the paging Paging message, and the multicast/group Broadcast single frequency network MBSFN resources;
- the sending unit 402 is configured to occupy the time-frequency resource in the radio frame to send the MIB.
- the MIB includes 4 bit bits, where the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the radio frame configuration field indicates a resource in which the SIB1 is configured in the radio frame
- the sending unit 402 is further configured to send the SIB1 by using the resource in the first resource set in the radio frame
- the radio frame configuration field indicates a resource in the radio frame that is not configured with SIB1; the transmitting unit 402 does not transmit SIB1 through the radio frame.
- the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate a system bandwidth in the first range.
- the radio frame configuration field indicates a resource configured with a Paging message in the radio frame
- the sending unit 402 is further configured to send a Paging message by setting a resource in the second resource set in the radio frame.
- the radio frame configuration field indicates a resource in the radio frame that is not configured with a Paging message; the sending unit 402 does not send a Paging message through the radio frame.
- the radio frame configuration field indicates that the MBSFN resource is configured in the radio frame
- the processing unit 401 is further configured to set a resource in the third resource set in the radio frame as an MBSFN resource.
- the radio frame configuration field indicates that the MBSFN resource is not configured in the radio frame; the processing unit 401 does not set the resource in the radio frame as an MBSFN resource.
- the radio frame configuration field indicates that the radio frame is configured with a PRACH resource
- the processing unit 401 is further configured to set a resource in the fourth resource set in the radio frame as a PRACH resource.
- the radio frame configuration field indicates that the radio frame is not configured with a PRACH resource; the processing unit 401 does not set the resource in the radio frame as a PRACH resource.
- the base station generates an MIB that includes the first bandwidth indication information and the radio frame configuration field, and occupies the time-frequency resource in one radio frame to send the MIB.
- the first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- the present invention further provides a terminal device, which may be the terminal device 102 in the information transmission system shown in FIG. 1 for implementing the information transmission method shown in FIG.
- the terminal device 500 includes: a receiving unit 501 and a processing unit 502, where
- the receiving unit 501 is configured to receive data in a preset bandwidth range.
- the data in the preset bandwidth range refers to data within a preset bandwidth range within a specific time domain range.
- the particular time domain range can be a sign of a particular number, such as 1 symbol or 4 symbols. It should be understood that the present application does not limit the number of symbols for that particular number, which may be the number of symbols that the MIB occupies in the current communication system.
- the processing unit 502 is configured to retrieve, in the received data, a primary information block MIB, where the MIB includes first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate system bandwidth In the first range, the radio frame configuration field indicates whether at least one or a combination of the following is configured in a radio frame that sends the MIB: a resource of the system information block SIB1, a physical random access channel, a PRACH resource, and a paging Paging message. Resources, and multicast/multicast single frequency network MBSFN resources; and retrieved the MIB in a radio frame;
- the processing unit 502 is further configured to determine, according to the first bandwidth indication information included in the MIB, a first range in which the system bandwidth is located;
- the MIB includes 4 bit bits, where the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the radio frame configuration field indicates a resource in which the SIB1 is configured in the radio frame, and the configuration information of the radio frame is configured to set a resource in the first resource set to send the SIB1;
- the processing unit 502 And being further configured to: after acquiring configuration information of the radio frame, retrieving SIB1 in all resources in the first resource set of the radio frame, and acquiring the foregoing in a resource in the first resource set SIB1; or
- the radio frame configuration field indicates that the radio frame is not configured with the resource of the SIB1, the configuration information of the radio frame is that the radio frame is not used for transmitting the SIB1, and the processing unit 502 is configured to obtain the configuration information of the radio frame. Thereafter, SIB1 is not retrieved in the radio frame.
- the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate a system bandwidth in the first range.
- the processing unit 502 is further configured to:
- the radio frame configuration field indicates a resource in which the Paging message is configured in the radio frame, and the configuration information of the radio frame is used to set a resource in the second resource set to send a Paging message; 502.
- the method further includes: after acquiring configuration information of the radio frame, retrieving a Paging message in all resources in the second resource set of the radio frame, and acquiring, in a resource in the second resource set, Paging message; or
- the radio frame configuration field indicates a resource in the radio frame that is not configured with a Paging message, and the configuration information of the radio frame is that the radio frame is not used to send a Paging message; the processing unit 502 is acquiring the radio frame. After the configuration information, the Paging message is not retrieved in the radio frame.
- the radio frame configuration field indicates that the MBSFN resource is configured in the radio frame, and the configuration information of the radio frame is used to set a resource in the third resource set to be set as an MBSFN resource; the processing unit 502 And after acquiring the configuration information of the radio frame, retrieving the MBSFN resource in the third resource set of the radio frame, and determining the MBSFN resource in the third resource set; or
- the radio frame configuration field indicates that the radio frame is not configured with an MBSFN resource, and configuration information of the radio frame
- the MBSFN resource is not included in the radio frame; after the processing unit 502 acquires the configuration information of the radio frame, the MBSFN resource is not retrieved in the radio frame.
- the radio frame configuration field indicates that the radio frame is configured with a PRACH resource, and the configuration information of the radio frame is used to set a resource in the fourth resource set to be set as a PRACH resource, where the PRACH resource is used.
- the radio frame configuration field indicates that the radio frame is not configured with a PRACH resource, and the configuration information of the radio frame is that the radio frame does not include a PRACH resource; and the processing unit 502 is configured to acquire the radio frame configuration information. Thereafter, the PRACH message is not transmitted through the radio frame.
- the terminal device receives the MIB that is sent by the base station and includes the first bandwidth indication information and the radio frame configuration domain, and determines the system bandwidth according to the first bandwidth indication information. a range, and acquiring configuration information of the radio frame according to the radio frame configuration field.
- the MIB transmitted by the base station includes two configuration parameters, that is, the first bandwidth indication information and the radio frame configuration field, thereby reducing the information overhead of the base station transmitting the MIB, and reducing the power consumption of the base station. .
- the division of the unit in the embodiment of the present invention is schematic, and is only a logical function division, and the actual implementation may have another division manner.
- the functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
- the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
- a computer readable storage medium A number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) or a processor to perform all or part of the steps of the methods described in various embodiments of the present application.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .
- the embodiment of the present invention further provides a base station, where the base station may be the base station 101 in the information transmission system shown in FIG. 1 for implementing the information transmission method shown in FIG.
- the base station 600 includes a transceiver 601, a processor 602, and a bus 603, where
- the transceiver 601 and the processor 602 are mutually connected by the bus 603; the bus 603 may be a peripheral component interconnect (PCI) bus or an extended industry standard architecture (abbreviated industry standard architecture). EISA) bus and so on.
- PCI peripheral component interconnect
- EISA extended industry standard architecture
- the bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 6, but it does not mean that there is only one bus or one type of bus.
- the transceiver 601 is configured to perform communication interaction with the terminal device in the information transmission system.
- the processor 602 is configured to implement the information transmission method as shown in FIG. 2, including:
- the MIB includes first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate a first range in which the system bandwidth is located, and the radio frame configuration field indicates Place Whether the at least one or combination of the following is configured in the radio frame of the MIB: the resource of the system information block SIB1, the physical random access channel PRACH resource, the resource of the paging Paging message, and the multicast/multicast single frequency network MBSFN resource;
- the MIB is transmitted by occupying time-frequency resources within the radio frame.
- the MIB includes 4 bit bits, where the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the radio frame configuration field indicates a resource in which the SIB1 is configured in the radio frame
- the processor 602 is further configured to send the SIB1 by using the resource in the first resource set in the radio frame;
- the radio frame configuration field indicates a resource in the radio frame that is not configured with SIB1; the processor 602 does not transmit SIB1 through the radio frame.
- the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate a system bandwidth in the first range.
- the radio frame configuration field indicates a resource configured with a Paging message in the radio frame
- the processor 602 is further configured to send a Paging message by setting a resource in the second resource set in the radio frame.
- the radio frame configuration field indicates a resource in the radio frame that is not configured with a Paging message; the processor 602 does not send a Paging message through the radio frame.
- the radio frame configuration field indicates that the MBSFN resource is configured in the radio frame
- the processor 602 is further configured to set a resource in the third resource set in the radio frame as an MBSFN resource.
- the radio frame configuration field indicates that the MBSFN resource is not configured in the radio frame; the processor 602 does not set the resource in the radio frame as an MBSFN resource.
- the radio frame configuration field indicates that the radio frame is configured with a PRACH resource
- the processor 602 is further configured to set a resource in the fourth resource set in the radio frame as a PRACH resource.
- the radio frame configuration field indicates that the radio frame is not configured with a PRACH resource; the processor 602 does not set the resource in the radio frame as a PRACH resource.
- the base station 600 further includes a memory 604, configured to store a program and the like.
- the program can include program code, the program code including computer operating instructions.
- the memory 604 may include a random access memory (RAM), and may also include a non-volatile memory, such as at least one disk storage.
- the processor 602 executes the application stored in the memory 604 to implement the above functions, thereby implementing the information transmission method as shown in FIG. 2.
- the base station generates an MIB that includes the first bandwidth indication information and the radio frame configuration field, and occupies the time-frequency resource in one radio frame to send the MIB.
- the first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- the embodiment of the present invention further provides a terminal device, which may be the terminal device 102 in the information transmission system shown in FIG. 1 , and is used to implement the information transmission method as shown in FIG. 3 .
- the terminal device 700 includes: a transceiver 701, a processor 702, and a bus 703, where
- the transceiver 701 and the processor 702 are mutually connected by the bus 703; the bus 703 may be a peripheral component interconnect (PCI) bus or an extended industry standard architecture (abbreviated industry standard architecture). EISA) bus and so on.
- PCI peripheral component interconnect
- EISA extended industry standard architecture
- the bus can be divided into total addresses Line, data bus, control bus, etc. For ease of representation, only one thick line is shown in Figure 7, but it does not mean that there is only one bus or one type of bus.
- the transceiver 701 is configured to perform communication interaction with a base station in the information transmission system.
- the processor 702 is configured to implement the information transmission method as shown in FIG. 3, including:
- a primary information block MIB in a predetermined bandwidth range where the MIB includes a first bandwidth indication information and a radio frame configuration field, where the first bandwidth indication information is used to indicate a first range in which the system bandwidth is located, where The radio frame configuration field indicates whether at least one or a combination of the following is configured in the radio frame in which the MIB is transmitted: a resource of the system information block SIB1, a physical random access channel PRACH resource, a resource of a paging Paging message, and a multicast/ Multicast single frequency network MBSFN resources;
- the MIB includes 4 bit bits, where the first bandwidth indication information occupies 1 bit or 2 bits or 3 bits, and the radio frame configuration field occupies 1 bit.
- the radio frame configuration field indicates a resource in which the SIB1 is configured in the radio frame, and the configuration information of the radio frame is configured to set a resource in the first resource set to send the SIB1;
- the processor 702 And being further configured to: after acquiring configuration information of the radio frame, retrieving SIB1 in all resources in the first resource set of the radio frame, and acquiring the foregoing in a resource in the first resource set SIB1; or
- the radio frame configuration field indicates a resource in the radio frame that is not configured with the SIB1, the configuration information of the radio frame is that the radio frame is not used to transmit the SIB1, and the processor 702 is configured to acquire the configuration information of the radio frame. Thereafter, SIB1 is not retrieved in the radio frame.
- the SIB1 includes frame number information and second bandwidth indication information of the radio frame, where the second bandwidth indication information is used to indicate a system bandwidth in the first range.
- the processor 702 is further configured to: after acquiring the SIB1, determine a system bandwidth in the first range according to the second bandwidth indication information;
- the radio frame configuration field indicates a resource in which the Paging message is configured in the radio frame, and the configuration information of the radio frame is used to set a resource in the second resource set to send a Paging message; 702.
- the method further includes: after acquiring configuration information of the radio frame, retrieving a Paging message in all resources in the second resource set of the radio frame, and acquiring, in a resource in the second resource set, Paging message; or
- the radio frame configuration field indicates a resource in the radio frame that is not configured with a Paging message
- the configuration information of the radio frame is that the radio frame is not used to send a Paging message
- the processor 702 is acquiring the radio frame. After the configuration information, the Paging message is not retrieved in the radio frame.
- the radio frame configuration field indicates that the MBSFN resource is configured in the radio frame, and the configuration information of the radio frame is used to set a resource in the third resource set to be set as an MBSFN resource; And after acquiring the configuration information of the radio frame, retrieving the MBSFN resource in the third resource set of the radio frame, and determining the MBSFN resource in the third resource set; or
- the radio frame configuration field indicates that the MBSFN resource is not configured in the radio frame, the configuration information of the radio frame is that the radio frame does not include the MBSFN resource, and the processor 702 is configured to obtain the configuration information of the radio frame. Thereafter, the MBSFN resource is not retrieved in the radio frame.
- the radio frame configuration field indicates that the radio frame is configured with a PRACH resource, and the configuration information of the radio frame is used to set a resource in the fourth resource set to be set as a PRACH resource, where the PRACH resource is used.
- the radio frame configuration field indicates that the radio frame is not configured with a PRACH resource, the configuration information of the radio frame is that the radio frame does not include a PRACH resource, and the processor 702 is configured to obtain the radio frame configuration information. Thereafter, the PRACH message is not transmitted through the radio frame.
- the terminal device 700 further includes a memory 704 for storing a program and the like.
- the program can include program code, the program code including computer operating instructions.
- the memory 704 may include a random access memory (RAM), and may also include a non-volatile memory, such as at least one disk storage.
- the processor 702 executes an application stored in the memory 704 to implement the above functions, thereby implementing the information transmission method as shown in FIG.
- the terminal device receives the MIB that is sent by the base station and includes the first bandwidth indication information and the radio frame configuration domain, and determines the system bandwidth according to the first bandwidth indication information. a range, and acquiring configuration information of the radio frame according to the radio frame configuration field.
- the MIB transmitted by the base station includes two configuration parameters, that is, the first bandwidth indication information and the radio frame configuration field, thereby reducing the information overhead of the base station transmitting the MIB, and reducing the power consumption of the base station. .
- the embodiment of the present invention provides an information transmission method and apparatus, in which a base station generates an MIB including a first bandwidth indication information and a radio frame configuration field, and occupies a time-frequency resource transmission of a radio frame.
- the MIB The first bandwidth indication information and the radio frame included in the MIB transmitted by the base station in the embodiment of the present invention are compared with the configuration information of the system bandwidth information included in the traditional MIB, the frame number of the radio frame of the transmission MIB, and the PHICH configuration information.
- the two configuration parameters of the domain are configured, so that the information overhead of transmitting the MIB by the base station is reduced, and the power consumption of the base station is reduced.
- embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention 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.
- computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
- 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 so that the calculation Performing a series of operational steps on a machine or other programmable device to produce computer-implemented processing such that instructions executed on a computer or other programmable device are provided for implementation in one or more processes and/or block diagrams of the flowchart The steps of the function specified in the box or in multiple boxes.
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Abstract
Description
Claims (28)
- 一种信息传输方法,其特征在于,包括:基站生成主信息块MIB,所述MIB中包含第一带宽指示信息和无线帧配置域,其中,所述第一带宽指示信息用于指示系统带宽所在的第一范围,所述无线帧配置域表示发送所述MIB的无线帧中是否配置有以下至少一项或组合:系统信息块SIB1的资源、物理随机接入信道PRACH资源、寻呼Paging消息的资源,以及多播/组播单频网络MBSFN资源;所述基站占用所述无线帧内的时频资源发送所述MIB。
- 如权利要求1所述的方法,其特征在于,所述MIB包含4比特bits,其中,所述第一带宽指示信息占用1bit或2bits或3bits,所述无线帧配置域占用1bit。
- 如权利要求1或2所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有SIB1的资源,所述方法还包括:所述基站通过所述无线帧中设定第一资源集合中的资源发送SIB1;或者所述无线帧配置域表示所述无线帧中未配置有SIB1的资源,所述方法还包括:所述基站不通过所述无线帧发送SIB1。
- 如权利要求3所述的方法,其特征在于,所述SIB1中包含所述无线帧的帧号信息、第二带宽指示信息,其中,所述第二带宽指示信息用于指示在所述第一范围内的系统带宽。
- 如权利要求1-4任一项所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有Paging消息的资源,所述方法还包括:所述基站通过所述无线帧中设定第二资源集合中的资源发送Paging消息;或者所述无线帧配置域表示所述无线帧中未配置有Paging消息的资源,所述方法还包括:所述基站不通过所述无线帧发送Paging消息。
- 如权利要求1-5任一项所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有MBSFN资源,所述方法还包括:所述基站将所述无线帧中设定第三资源集合中的资源设置为MBSFN资源;或者所述无线帧配置域表示所述无线帧中未配置有MBSFN资源,所述方法还包括:所述基站不将所述无线帧中的资源设置为MBSFN资源。
- 如权利要求1-6任一项所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有PRACH资源,所述方法还包括:所述基站将所述无线帧中设定第四资源集合中的资源设置为PRACH资源;或者所述无线帧配置域表示所述无线帧中未配置有PRACH资源,所述方法还包括:所述基站不将所述无线帧中的资源设置为PRACH资源。
- 一种信息传输方法,其特征在于,包括:终端设备在预设的带宽范围内检索主信息块MIB,所述MIB中包含第一带宽指示信息和无线帧配置域,其中,所述第一带宽指示信息用于指示系统带宽所在的第一范围,所述无线帧配置域表示发送所述MIB的无线帧中是否配置有以下至少一项或组合:系统信息块SIB1的资源、物理随机接入信道PRACH资源、寻呼Paging消息的资源,以及多播/组播单频网络MBSFN资源;所述终端设备在一无线帧中检索到所述MIB时,根据所述MIB中包含的所述第一带宽指示信息确定系统带宽所在的第一范围;以及根据所述MIB中包含的所述无线帧配置域,获取所述无线帧的配置信息。
- 如权利要求8所述的方法,其特征在于,所述MIB包含4比特bits,其中,所述第一带宽指示信息占用1bit或2bits或3bits,所述无线帧配置域占用1bit。
- 如权利要求8或9所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有SIB1的资源,所述无线帧的配置信息为设定第一资源集合中的资源用于发送SIB1;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备在所述无线帧的所述第一资源集合中的所有资源中检索SIB1,并获取在所述第一资源集合中的资源中的所述SIB1;或者所述无线帧配置域表示所述无线帧中未配置有SIB1的资源,所述无线帧的配置信息为所述无线帧不用于发送SIB1,所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备不在所述无线帧中检索SIB1。
- 如权利要求10所述的方法,其特征在于,所述SIB1中包含所述无线帧的帧号信息、第二带宽指示信息,其中,所述第二带宽指示信息用于指示在所述第一范围内的系统带宽;在所述终端设备获取所述SIB1之后,还包括:所述终端设备根据所述第二带宽指示信息,在所述第一范围内确定系统带宽;所述终端设备根据所述无线帧的帧号信息,确定所述无线帧的帧号。
- 如权利要求8-11任一项所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有Paging消息的资源,所述无线帧的配置信息为设定第二资源集合中的资源用于发送Paging消息;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备在所述无线帧的所述第二资源集合中的所有资源中检索Paging消息,并获取在所述第二资源集合中的资源中的Paging消息;或者所述无线帧配置域表示所述无线帧中未配置有Paging消息的资源,所述无线帧的配置信息为所述无线帧不用于发送Paging消息;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备不在所述无线帧中检索Paging消息。
- 如权利要求8-12任一项所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有MBSFN资源,所述无线帧的配置信息为设定第三资源集合中的资源用于设置为MBSFN资源;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备检索所述无线帧的所述第三资源集合中的MBSFN资源,确定所述第三资源集合中的MBSFN资源;或者所述无线帧配置域表示所述无线帧中未配置有MBSFN资源,所述无线帧的配置信息为所述无线帧中不包含MBSFN资源;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备不在所述无线帧中检索MBSFN资源。
- 如权利要求8-13任一项所述的方法,其特征在于,所述无线帧配置域表示所述无线帧中配置有PRACH资源,所述无线帧的配置信息为设定第四资源集合中的资源用于设置为PRACH资源,所述PRACH资源用于所述终端设备发送PRACH消息;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括: 所述终端设备通过所述无线帧中所述第四资源集合中的资源向基站发送所述PRACH消息;或者所述无线帧配置域表示所述无线帧中未配置有PRACH资源,所述无线帧的配置信息为所述无线帧中不包含PRACH资源;在所述终端设备获取所述无线帧的配置信息后,所述方法还包括:所述终端设备不通过所述无线帧发送PRACH消息。
- 一种基站,其特征在于,包括:处理单元,用于生成主信息块MIB,所述MIB中包含第一带宽指示信息和无线帧配置域,其中,所述第一带宽指示信息用于指示系统带宽所在的第一范围,所述无线帧配置域表示发送所述MIB的无线帧中是否配置有以下至少一项或组合:系统信息块SIB1的资源、物理随机接入信道PRACH资源、寻呼Paging消息的资源,以及多播/组播单频网络MBSFN资源;发送单元,用于占用所述无线帧内的时频资源发送所述MIB。
- 如权利要求15所述的基站,其特征在于,所述MIB包含4比特bits,其中,所述第一带宽指示信息占用1bit或2bits或3bits,所述无线帧配置域占用1bit。
- 如权利要求15或16所述的基站,其特征在于,所述无线帧配置域表示所述无线帧中配置有SIB1的资源;所述发送单元,还用于通过所述无线帧中设定第一资源集合中的资源发送SIB1;或者所述无线帧配置域表示所述无线帧中未配置有SIB1的资源;所述发送单元不通过所述无线帧发送SIB1。
- 如权利要求17所述的基站,其特征在于,所述SIB1中包含所述无线帧的帧号信息、第二带宽指示信息,其中,所述第二带宽指示信息用于指示在所述第一范围内的系统带宽。
- 如权利要求15-18任一项所述的基站,其特征在于,所述无线帧配置域表示所述无线帧中配置有Paging消息的资源;所述发送单元,还用于通过所述无线帧中设定第二资源集合中的资源发送Paging消息;或者所述无线帧配置域表示所述无线帧中未配置有Paging消息的资源;所述发送单元不通过所述无线帧发送Paging消息。
- 如权利要求15-19任一项所述的基站,其特征在于,所述无线帧配置域表示所述无线帧中配置有MBSFN资源;所述处理单元,还用于将所述无线帧中设定第三资源集合中的资源设置为MBSFN资源;或者所述无线帧配置域表示所述无线帧中未配置有MBSFN资源;所述处理单元不将所述无线帧中的资源设置为MBSFN资源。
- 如权利要求15-20任一项所述的基站,其特征在于,所述无线帧配置域表示所述无线帧中配置有PRACH资源;所述处理单元,还用于将所述无线帧中设定第四资源集合中的资源设置为PRACH资源;或者所述无线帧配置域表示所述无线帧中未配置有PRACH资源;所述处理单元不将所述无线帧中的资源设置为PRACH资源。
- 一种终端设备,其特征在于,包括:接收单元,用于接收预设的带宽范围内的数据;处理单元,用于在所述接收单元接收到的所述数据中检索主信息块MIB,所述MIB 中包含第一带宽指示信息和无线帧配置域,其中,所述第一带宽指示信息用于指示系统带宽所在的第一范围,所述无线帧配置域表示发送所述MIB的无线帧中是否配置有以下至少一项或组合:系统信息块SIB1的资源、物理随机接入信道PRACH资源、寻呼Paging消息的资源,以及多播/组播单频网络MBSFN资源;以及在一无线帧中检索到所述MIB;根据所述MIB中包含的所述第一带宽指示信息确定系统带宽所在的第一范围;以及根据所述MIB中包含的所述无线帧配置域,获取所述无线帧的配置信息。
- 如权利要求22所述的终端设备,其特征在于,所述MIB包含4比特bits,其中,所述第一带宽指示信息占用1bit或2bits或3bits,所述无线帧配置域占用1bit。
- 如权利要求22或23所述的终端设备,其特征在于,所述无线帧配置域表示所述无线帧中配置有SIB1的资源,所述无线帧的配置信息为设定第一资源集合中的资源用于发送SIB1;所述处理单元,还用于在获取所述无线帧的配置信息后,在所述无线帧的所述第一资源集合中的所有资源中检索SIB1,并获取在所述第一资源集合中的资源中的所述SIB1;或者所述无线帧配置域表示所述无线帧中未配置有SIB1的资源,所述无线帧的配置信息为所述无线帧不用于发送SIB1;所述处理单元,在获取所述无线帧的配置信息后,不在所述无线帧中检索SIB1。
- 如权利要求24所述的终端设备,其特征在于,所述SIB1中包含所述无线帧的帧号信息、第二带宽指示信息,其中,所述第二带宽指示信息用于指示在所述第一范围内的系统带宽;所述处理单元,还用于:在获取所述SIB1之后,根据所述第二带宽指示信息,在所述第一范围内确定系统带宽;以及根据所述无线帧的帧号信息,确定所述无线帧的帧号。
- 如权利要求22-25任一项所述的终端设备,其特征在于,所述无线帧配置域表示所述无线帧中配置有Paging消息的资源,所述无线帧的配置信息为设定第二资源集合中的资源用于发送Paging消息;所述处理单元,还用于在获取所述无线帧的配置信息后,在所述无线帧的所述第二资源集合中的所有资源中检索Paging消息,并获取在所述第二资源集合中的资源中的Paging消息;或者所述无线帧配置域表示所述无线帧中未配置有Paging消息的资源,所述无线帧的配置信息为所述无线帧不用于发送Paging消息;所述处理单元在获取所述无线帧的配置信息后,不在所述无线帧中检索Paging消息。
- 如权利要求22-26任一项所述的终端设备,其特征在于,所述无线帧配置域表示所述无线帧中配置有MBSFN资源,所述无线帧的配置信息为设定第三资源集合中的资源用于设置为MBSFN资源;所述处理单元,还用于在获取所述无线帧的配置信息后,检索所述无线帧的所述第三资源集合中的MBSFN资源,确定所述第三资源集合中的MBSFN资源;或者所述无线帧配置域表示所述无线帧中未配置有MBSFN资源,所述无线帧的配置信息为所述无线帧中不包含MBSFN资源;所述处理单元在获取所述无线帧的配置信息后,不在所述无线帧中检索MBSFN资源。
- 如权利要求22-27任一项所述的终端设备,其特征在于,所述无线帧配置域表示所述无线帧中配置有PRACH资源,所述无线帧的配置信息为 设定第四资源集合中的资源用于设置为PRACH资源,所述PRACH资源用于所述终端设备发送PRACH消息;所述处理单元,还用于在获取所述无线帧的配置信息后,通过所述无线帧中所述第四资源集合中的资源向基站发送所述PRACH消息;或者所述无线帧配置域表示所述无线帧中未配置有PRACH资源,所述无线帧的配置信息为所述无线帧中不包含PRACH资源;所述处理单元在获取所述无线帧的配置信息后,不通过所述无线帧发送PRACH消息。
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CN113810978B (zh) * | 2020-06-15 | 2022-11-11 | 华为技术有限公司 | 一种信息指示方法及装置 |
CN113507719B (zh) * | 2021-06-29 | 2023-05-26 | 紫光展锐(重庆)科技有限公司 | 信号传输方法及相关装置 |
CN113872677B (zh) * | 2021-09-28 | 2023-09-01 | 东方红卫星移动通信有限公司 | 一种信息传输方法、更新方法、低轨通信卫星及终端 |
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CN107277920A (zh) | 2017-10-20 |
JP6669891B2 (ja) | 2020-03-18 |
EP3422783A4 (en) | 2019-02-27 |
US20190037491A1 (en) | 2019-01-31 |
EP3422783B1 (en) | 2020-12-30 |
CN107277920B (zh) | 2020-08-14 |
EP3422783A1 (en) | 2019-01-02 |
JP2019514284A (ja) | 2019-05-30 |
US10952137B2 (en) | 2021-03-16 |
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