WO2022141543A1 - Procédé et appareil de détermination de position de ressources - Google Patents

Procédé et appareil de détermination de position de ressources Download PDF

Info

Publication number
WO2022141543A1
WO2022141543A1 PCT/CN2020/142450 CN2020142450W WO2022141543A1 WO 2022141543 A1 WO2022141543 A1 WO 2022141543A1 CN 2020142450 W CN2020142450 W CN 2020142450W WO 2022141543 A1 WO2022141543 A1 WO 2022141543A1
Authority
WO
WIPO (PCT)
Prior art keywords
ssb
bits
value
kssb
field
Prior art date
Application number
PCT/CN2020/142450
Other languages
English (en)
Chinese (zh)
Inventor
乔梁
张佳胤
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2020/142450 priority Critical patent/WO2022141543A1/fr
Priority to CN202080107791.1A priority patent/CN116636271A/zh
Publication of WO2022141543A1 publication Critical patent/WO2022141543A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present application relates to the field of network technologies, and in particular, to a method and apparatus for determining a resource location.
  • the new radio (NR) access technology divides the frequency band, which is mainly divided into frequency range 1 (frequency range 1, FR1) and FR2.
  • FR2 mainly refers to the 450MHz ⁇ 6GHz bandwidth
  • FR2 mainly refers to 24.25GHz ⁇ 52.6GHz bandwidth.
  • the 52.6GHz-70GHz frequency band (abbreviated as above 52.6GHz) is also included in the use range of the post-5 generation mobile communication system (beyond 5.5G system).
  • SCS sub-carrier spacing
  • numerical value numbererology
  • the SCS supported by the FR1 band is 15KHz and 30KHz.
  • the supported SCSs in the FR2 band are 60KHz, 120KHz and 240KHz.
  • the lowest frequency domain position of the SSB is relative to the first in the CRB.
  • the value of the offset Kssb of the starting position of a subcarrier will change, so that a user equipment (user equipment, UE) cannot accurately detect the SSB.
  • the present application provides a resource location determination method and device, which can improve the accuracy of SSB detection.
  • an embodiment of the present application provides a method for determining a resource location, which can be applied to a terminal device or a network device, or a component in a terminal device or a network device, such as a chip, a processor, etc., the method includes: acquiring synchronization The first subcarrier spacing SCS of the signal block SSB and the second subcarrier spacing SCS of the common resource block CRB; according to the first SCS and the second SCS, determine the lowest frequency domain position of the SSB relative to the start of the first subcarrier in the CRB.
  • the value of the offset Kssb of the starting position, the value of Kssb is used to determine the resource location of the SSB, the value of Kssb is indicated by the subcarrier offset field in the SSB and the system frame number field in the PBCH load of the physical broadcast channel, or It is indicated by the subcarrier offset field in the SSB and the physical downlink control channel PDCCH configuration system information block SIB1 field, or indicated by 1 bit or 2 bits in the subcarrier offset field in the SSB.
  • the value of Kssb is indicated by the above indication method under different SCS combination modes of SSB and CRB, so as to improve the accuracy of SSB detection by the terminal device.
  • the value of Kssb is determined according to the configuration unit of the SSB in the CRB, where the configuration unit is N times the first SCS, and N is a number greater than 0.
  • the SSB is configured according to different configuration units, and the value of Kssb is different.
  • the SSB is configured with N times the first SCS, or the SSB is searched with N times the first SCS.
  • Kssb is [0, 15], [0, 23], [0, 31], [0, 47], [0, 63] or [0, 97].
  • the first SCS is 120kHz and the second SCS is 480kHz, or the first SCS is 240kHz and the second SCS is 960kHz, or the first SCS is 120kHz and the second SCS is 960kHz .
  • Kssb is [0, 1] or [0, 2].
  • the first SCS is 480 kHz and the second SCS is 120 kHz, or the first SCS is 960 kHz and the second SCS is 240 kHz, or the first SCS is 960 kHz and the second SCS is 120 kHz.
  • the value of Kssb is indicated by 4 bits in the subcarrier offset field of the SSB, and the value of Kssb is [0, 15]; or the value of Kssb is the subcarrier offset of the SSB.
  • Kssb 4 bits in the field and 1 high-order bit in the system frame number field in the PBCH payload of the physical broadcast channel indicates that the value of Kssb is [0, 15], [0, 23] or [0, 31]; or the value of Kssb
  • the value is indicated by 4 bits in the subcarrier offset field of the SSB and the 2-bit high-order bit in the system frame number field in the PBCH load of the physical broadcast channel, and the value of Kssb is [0, 15], [0, 23] , [0, 31], [0, 47] or [0, 63]; or the value of Kssb is 4 bits in the subcarrier offset field of the SSB and 3 in the system frame number field in the PBCH load of the physical broadcast channel
  • the bit high-order bit indicates that the value of Kssb is [0, 15], [0, 23], [0, 31], [0, 47], [0, 63] or [0, 97].
  • the value of Kssb is indicated by M bits in the system frame number field in the PBCH payload of the physical broadcast channel, and M newly added M bits in the system frame number field in the main information block MIB in the PBCH
  • the newly added M bits represent the bits in the control resource set-zero field and/or the search space-zero field in the SIB1 field configured through the PDCCH in the main information block MIB, and M is 1, 2 or 3.
  • the data in the PBCH arrives at the coding unit in units of 40ms; or when the system frame number field in the MIB is extended from 6 bits When extended to 9 bits, the data in the PBCH arrives at the coding unit in units of 20ms.
  • the value of Kssb is indicated by 4 bits in the subcarrier offset field, and the value of Kssb is [0, 15]; or the value of Kssb is indicated by 4 bits in the subcarrier offset field and the 1-bit indication in the PDCCH configuration SIB1 field, the value of Kssb is [0, 15], [0, 23] or [0, 31]; or the value of Kssb is configured through the 4-bit PDCCH in the subcarrier offset field SIB1
  • the 2 bits in the field indicate that the value of Kssb is [0, 15], [0, 23], [0, 31], [0, 47] or [0, 63]; or the value of Kssb is offset by the subcarrier 4 bits in the shift field and 3 bits in the PDCCH configuration SIB1 field indicate that the value of Kssb is [0, 15], [0, 23], [0, 31], [0, 47], [0, 63] or [ 0, 97].
  • 1 bit in the PDCCH configuration SIB1 field includes 1 high-order bit or 1 low-order bit in the control resource set-zero field, or 1 high-order bit in the search space-zero field Bits or 1 low-order bit; or 2 bits in the PDCCH configuration SIB1 field including 2 high-order bits or 2 low-order bits of the control resource set-zero field, or 2 bits in the search space-zero field High-order bits or 2 low-order bits, or a total of 2 bits in Control Resource Set-Zero field and Search Space-Zero field; or 3 bits in PDCCH configuration SIB1 field including 3 high bits of Control Resource Set-Zero field Order bits or 3 low-order bits, or 3 high-order bits or 3 low-order bits in the search space-zero field, or a total of 3 in the control resource set-zero field and search space-zero field bits.
  • multiple SSBs are configured in the CRB by frequency division multiplexing, the multiple SSBs include a first SSB and a second SSB, the first SSB is the first SSB in the CRB, and the first SSB is the first SSB in the CRB.
  • the second SSB is located at a higher frequency domain position within the CRB relative to the first SSB, the Kssb corresponding to the first SSB is k ssb_1 , the Kssb corresponding to the second SSB is k ssb_m , and k ssb_1 and k ssb_m satisfy:
  • u1 is the second carrier spacing
  • u2 is the first subcarrier spacing
  • N is the number of shares that the frequency domain of the CRB is equally divided into.
  • 1 bit in the subcarrier offset field is 1 high-order bit or 1 low-order bit in the subcarrier offset field; or 2 bits in the subcarrier offset field is 2 high-order bits or 2 low-order bits in the subcarrier offset field.
  • the remaining bits in the subcarrier offset field of the SSB are used to indicate the Q value, and the Q value is used to indicate the SSBs with the same index at multiple candidate SSB positions; or the subcarrier offsets of the SSBs
  • the remaining bits in the field are used to distinguish the MIB of the licensed frequency band from the MIB of the unlicensed frequency band; or the remaining bits in the subcarrier offset field of the SSB are used to indicate multiple carrying control resources that have a quasi-co-location relationship with the SSB.
  • the remaining bits in the subcarrier offset field indicate other information, which improves the utilization of resources.
  • the Q value is 1, 2, 4, 8, 16, 32 or 64.
  • an embodiment of the present application provides an apparatus for determining a resource location.
  • the apparatus for determining a resource location is configured to implement the method and function performed by the control server in the above-mentioned first aspect, and is implemented by hardware/software. Include modules corresponding to the above functions.
  • the present application provides an apparatus for determining a resource location.
  • the apparatus for determining a resource location may be a terminal device or a network device, or a device in a terminal device or a network device, or a device capable of matching with the terminal device or the network device. device used.
  • the resource location determination device may also be a chip system.
  • the resource location determination apparatus may perform the method described in the first aspect.
  • the function of the resource location determining apparatus may be implemented by hardware, or may be implemented by executing corresponding software by hardware.
  • the hardware or software includes one or more modules corresponding to the above functions.
  • the module can be software and/or hardware.
  • the present application provides a resource location determination device, the resource location determination device includes a processor, when the processor calls a computer program in a memory, the method according to any one of the first aspect be executed.
  • the present application provides a resource location determination device, the resource location determination device includes a processor and a memory, the memory is used for storing computer execution instructions; the processor is used for executing the computer stored in the memory. Instructions are executed to cause the resource location determination apparatus to perform the method of any one of the first aspects.
  • the present application provides a resource location determination device, the resource location determination device includes a processor, a memory and a transceiver, the transceiver is used for receiving SSB; the memory is used for storing program codes; The processor is configured to call the program code from the memory to execute the method according to any one of the first aspects.
  • the present application provides a resource location determination device, the resource location determination device includes a processor and an interface circuit, the interface circuit is configured to receive a code instruction and transmit it to the processor; the processor The code instructions are run to perform the method of any one of the first aspects.
  • the present application provides a computer-readable storage medium, the computer-readable storage medium is used to store instructions, and when the instructions are executed, the method according to any one of the first aspects is executed. accomplish.
  • the present application provides a computer program product comprising instructions which, when executed, cause the method of any one of the first aspects to be implemented.
  • an embodiment of the present application provides a communication system, where the communication system includes at least one terminal device and at least one network device, and the terminal device or the network device is configured to perform any one of the first aspects. method described.
  • FIG. 1 is a schematic diagram of the architecture of a communication system provided by an embodiment of the present application.
  • Fig. 2 is the schematic diagram of a kind of SSB
  • Fig. 3 is a kind of schematic diagram of the distance between SSB and CRB;
  • FIG. 4 is a schematic flowchart of a method for determining a resource location provided by an embodiment of the present application
  • FIG. 5 is a schematic diagram of the movement of a Kssb provided by an embodiment of the present application.
  • FIG. 6 is a schematic diagram of another Kssb movement provided by an embodiment of the present application.
  • FIG. 7 is a schematic diagram of another Kssb movement provided by an embodiment of the present application.
  • FIG. 8 is a schematic diagram of another Kssb movement provided by an embodiment of the present application.
  • FIG. 9 is a schematic diagram of another Kssb movement provided by an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of an apparatus for determining a resource location provided by an embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of another apparatus for determining a resource location provided by an embodiment of the present application.
  • FIG. 1 is a schematic structural diagram of a communication system 100 provided by an embodiment of the present application.
  • the communication system 100 may include a network device 110 and terminal devices 101 to 106 . It should be understood that more or less network devices or terminal devices may be included in the communication system 100 to which the methods of the embodiments of the present application may be applied.
  • the network device or the terminal device may be hardware, software divided by functions, or a combination of the above two.
  • the network device and the terminal device can communicate through other devices or network elements.
  • the network device 110 can send downlink data to the terminal devices 101 to 106 .
  • the terminal device 101 to the terminal device 106 may also send uplink data to the network device 110 .
  • Terminal devices 101 to 106 may be UEs, in-vehicle communication devices, cellular phones, smart phones, portable computers, handheld communication devices, handheld computing devices, satellite radios, global positioning systems, personal digital assistants (PDAs), and /or any other suitable device for communicating over the wireless communication system 100, and/or the like.
  • the communication system 100 may adopt a public land mobile network (PLMN), a vehicle to everything (V2X), a device-to-device (D2D) network, a machine to machine (machine to machine, M2M) network, internet of things (IoT) or other networks.
  • PLMN public land mobile network
  • V2X vehicle to everything
  • D2D device-to-device
  • M2M machine to machine
  • IoT internet of things
  • the terminal device 104 to the terminal device 106 may also form a communication system.
  • the terminal device 105 can send downlink data to the terminal device 104 or the terminal device 106 .
  • This application is mainly applied to mobile communication systems operating in the shared frequency band, and is mainly oriented to the above 52.6GHz frequency band, such as the 60GHz shared frequency band.
  • Unlicensed bands may also be referred to as shared bands.
  • the technologies deployed in the shared frequency band are collectively referred to as wireless unlicensed frequency band technology (new radio unlicensed, NRU).
  • NRU wireless unlicensed frequency band technology
  • the shared frequency band in addition to the NR system, it also includes other systems, such as radar (radar), wireless-fidelity (wifi), Bluetooth and other access systems of different operators, so it is stipulated to work in the shared frequency band.
  • the system needs to support all or some of the following key technologies: listen before talk (LBT), transmit power control (TPC) and dynamic frequency selection (DFS).
  • LBT listen before talk
  • TPC transmit power control
  • DFS dynamic frequency selection
  • the LBT mechanism means that various access devices must first obtain the interference on the frequency band where the target channel is located before using the channel. Only when the interference on the target channel is not greater than the preset threshold value can the target channel be used.
  • the TPC mechanism means that in order not to affect the normal communication of other access devices, a sending device working on a shared authorization cannot increase its own transmit power without limitation.
  • the DFS mechanism means that the system working on the shared license needs to avoid the frequency band where the high-priority system is located in time, and dynamically switch to the frequency band with lower interference to work.
  • FIG. 2 is a schematic diagram of an SSB.
  • the SSB can be composed of the primary synchronization signal (PSS), the secondary synchronization signal (SSS) and the physical broadcast channel (PBCH) of the synchronization signal. It consists of four orthogonal frequency division complexes in the time domain. It is composed of symbols (orthogonal frequency division multiplexing, OFDM) and a two-dimensional region of 20 resource blocks (RBs) in the frequency domain.
  • PSS primary synchronization signal
  • SSS secondary synchronization signal
  • PBCH physical broadcast channel
  • the UE can perform cell synchronization and rough symbol-level timing synchronization by demodulating PSS and SSS.
  • the PBCH carries the master information block (MIB) information configured by the upper layer.
  • MIB master information block
  • the timing synchronization at the system frame level can be completed, and the system information block 1/remaining minimum system information (system information block/remaining minimum) can be obtained.
  • system information, SIB1/RMSI) related configuration information that is, the type 0-physical downlink control channel (physical downlink control channel, Type0-PDCCH) and physical downlink shared channel (physical downlink shared channel) of SIB1/RMSI demodulated through the field (pdcch-ConfigSIB1).
  • control resource set (control resource set, CORESET) #0 is located in Type0-PDCCH.
  • the MIB is carried in the PBCH channel in the SSB.
  • the MIB can include the "systemFrameNumber” field, which represents the lower 6 bits of the system frame; the "subCarrierSpacingCommon” field, which represents SIB1, message (message, Msg) 2/4 and other system information (other system information, OSI) subcarrier; “ssb-SubcarrierOffset” field, indicating the offset between SSB and subcarrier #0 in the common resource block (common resource block, CRB); “dmrs-TypeA-Position” field, indicating the first The location of a demodulation reference signal (DMRS); the "pdcch-ConfigSIB1" field indicates the parameter configuration of CORESET, search space and related PDCCH; the "cellBarred” field indicates whether the UE is allowed to access the cell; " The "intraFreqReselection” field indicates the UE's cell selection or reselection within the intra-frequency measurement;
  • the same fields in the MIB represent different contents.
  • the base station cannot send the designated SSB at the designated location. Therefore, a new Q value is defined, namely It is represented by 2 bits and takes four values of ⁇ 1, 2, 4, 8 ⁇ .
  • the UE can calculate and obtain multiple candidate locations for sending the same SSB index by demodulating the Q value and according to the DMRS sequence. Multiple candidate locations are understood by the UE as having the same quasi co-location (QCL). ) relationship, for example, corresponding to the same downlink beam direction.
  • QCL quasi co-location
  • the UE that initially accesses the cell after acquiring the target frequency point, searches for the SSB in the frequency domain in units of sync raster. After searching for a suitable SSB in the frequency domain, the UE obtains Kssb by demodulating the SSB and calculating.
  • Kssb represents the interval between the lowest frequency domain position of the SSB in the RB overlapping with the CRB and the subcarrier index #0 in the CRB.
  • FIG. 3 is a schematic diagram of the distance between the SSB and the CRB.
  • the "absoluteFrequencyPointA” field 3, the “offsetToPointA” field 1, and the “absoluteFrequencySSB” field 2 are all stored in the SIB1.
  • “absoluteFrequencyPointA” field 3 indicates the absolute frequency domain position of the reference RB (CRB#0)
  • “absoluteFrequencySSB” field 2 indicates the absolute frequency domain position of the SSB
  • “offsetToPointA” field 1 indicates the frequency domain offset between the data channel and pointA
  • pointA is the position of subcarrier #0 on CRB#0.
  • Kssb In the FR1 system, the value of Kssb ranges from 0 to 31.
  • the value of Kssb In the FR2 system, the value of Kssb ranges from 0 to 15, which is indicated by the "ssb-SubcarrierOffset" field, and is represented by a total of 4-bits.
  • the value of Kssb is related to the SCS between SSB and CRB. For different frequency bands, the value of Kssb is shown in Table 1.
  • the SSB demodulated by default is a cell-define SSB (CD-SSB).
  • CD-SSB contains the necessary information for initial access by the UE, for example, related configuration information indicating the sending of SIB1/remaining minimum system information (RMSI).
  • RRM radio resource management
  • the main consideration of this application is to determine the location of the CD-SSB.
  • the value of Kssb is relatively large, and the value of Kssb ranges from 0 to 23.
  • the value range of Kssb is only 0-5.
  • the value range of Kssb is the largest, and the value range is 0-11, that is, when the SCS of the SSB and the SCS of the CRB satisfy (120kHz, 120kHz).
  • the low-order bits (LSB of ssb-SubcarrierOffset) in the "ssb-SubcarrierOffset" field and the "SubCarrierSpacingComm” field are used to indicate the Q value, so the placement of SSB or the calculation of Kssb
  • the formula is: As shown in table 2, Relationship with K SSB .
  • the value range is 0-23, and the value range of K SSB is an even number in 0-22.
  • R17 is standardizing the above 52.6GHz frequency band, and determining the SCS where the SSB and CRB are located has also become one of the main discussion points at present.
  • SCS 120kHz
  • two subcarriers from ⁇ 240kHz, 480kHz, 960kHz ⁇ will be selected as optional subcarriers.
  • the value of the offset Kssb of the lowest frequency domain position of the SSB relative to the starting position of the first subcarrier in the CRB will change under different SCS combination modes of the SSB and the CRB. , the UE cannot accurately detect the SSB.
  • the embodiments of the present application provide the following solutions.
  • FIG. 4 is a schematic flowchart of a method for determining a resource location provided by an embodiment of the present application.
  • the steps in this embodiment of the present application include at least:
  • the first subcarrier spacing SCS may be 120 kHz, 240 kHz, 480 kHz or 960 kHz.
  • the second subcarrier spacing SCS may be 120 kHz, 240 kHz, 480 kHz or 960 kHz.
  • Different SCS combinations of SSB and CRB may include: when the first SCS is 120 kHz and the second SCS is 480 kHz, or the first SCS is 240 kHz and the second SCS is 960 kHz, or the The first SCS is 120 kHz and the second SCS is 960 kHz.
  • the first SCS is 480 kHz and the second SCS is 120 kHz, or the first SCS is 960 kHz and the second SCS is 240 kHz, or the first SCS is 960 kHz and the first SCS is 960 kHz Two SCS is 120kHz. But not limited to the above several combinations.
  • SSB and CRB can support at least 2 SCSs among 240kHz, 480kHz and 960kHz in addition to 120kHz SCS.
  • the offset Kssb of the lowest frequency domain position of the SSB relative to the start position of the first subcarrier (subcarrier #0) in the CRB The value of the Kssb is used to determine the resource location of the SSB, and the value of the Kssb is determined by the subcarrier offset (ssb-SubcarrierOffset) field in the SSB and the physical broadcast channel PBCH payload (payload).
  • system frame number system frame number, SFN
  • subcarrier offset subcarrierOffset
  • PDCCH configuration system information block 1 system Information block1, SIB1
  • pdcch-ConfigSIB1 PDCCH configuration system information block 1
  • the fields in this embodiment of the present application may also be called parameters, for example, a "ssb-SubcarrierOffset” parameter, a "pdcch-ConfigSIB1" parameter, and the like.
  • the value of the Kssb is determined according to a configuration unit of the SSB in the CRB, where the configuration unit is N times the first SCS, and N is a number greater than 0.
  • the base station may configure the SSB in the CRB according to the N times the first SCS, and the UE may search for the SSB according to the N times the first SCS.
  • the value of the Kssb may be [0, 15], [0, 23], [0, 31], [0, 47], [0, 63] or [0 , 97].
  • Kssb is indicated by the subcarrier offset (ssb-SubcarrierOffset) field in the SSB and the system frame number (SFN) field in the PBCH payload (payload) of the physical broadcast channel.
  • the method can specifically include:
  • the value of the Kssb is indicated by 4 bits in the subcarrier offset field of the SSB, and the value of the Kssb is [0, 15]; or the value of the Kssb is the subcarrier offset of the SSB.
  • 4 bits in the shift field and 1 high-order bit in the system frame number field in the PBCH payload of the physical broadcast channel indicates that the value of the Kssb is [0, 15], [0, 23] or [0, 31 ]; or the value of the Kssb is indicated by 4 bits in the subcarrier offset field of the SSB and 2 high-order bits in the system frame number field in the PBCH load of the physical broadcast channel, the Kssb The value of [0, 15], [0, 23], [0, 31], [0, 47] or [0, 63]; or the value of the Kssb through the subcarrier offset field of the SSB 4 bits in the physical broadcast channel and 3 high-order bits in the system frame number field in the PB
  • the value of the Kssb is indicated by M bits in the system frame number field in the PBCH payload of the physical broadcast channel, and the M bits are added to the system frame number field in the main information block MIB in the PBCH. bits to represent the system frame number, the newly added M bits are the control resource set-zero (controlResourceSetZero) field and/or search space-zero (searchSpaceZero) in the SIB1 field configured through the PDCCH in the main information block MIB
  • controlResourceSetZero controlResourceSetZero
  • searchSpaceZero searchSpaceZero
  • the bits in the field indicate, that is, M bits are removed from the PDCCH configuration SIB1 field (8 bits in total) to indicate the system frame number.
  • the M is 1, 2 or 3.
  • the system frame number field in the MIB is extended from 6 bits to 7 bits.
  • the data in the PBCH arrives at the coding unit in units of 80ms
  • the data in the PBCH arrives at the coding unit in units of 40ms
  • the data in the PBCH arrives at the coding unit in units of 20ms.
  • the second optional way the way to indicate the value of Kssb through the subcarrier offset (ssb-SubcarrierOffset) field and the PDCCH configuration system information block 1 (system information block1, SIB1) (pdcch-ConfigSIB1) field in the SSB Specifically, it can include:
  • the value of the Kssb is indicated by 4 bits in the subcarrier offset field, and the value of the Kssb is [0, 15]; or the value of the Kssb is 4 bits in the subcarrier offset field.
  • bit and 1 bit in the PDCCH configuration SIB1 field indicates that the value of the Kssb is [0, 15], [0, 23] or [0, 31]; or the value of the Kssb is passed through the subcarrier
  • the 4 bits in the offset field indicate that the PDCCH is configured with 2 bits in the SIB1 field, and the value of the Kssb is [0, 15], [0, 23], [0, 31], [0, 47] or [0, 63]; or the value of the Kssb is indicated by 4 bits in the subcarrier offset field and 3 bits in the PDCCH configuration SIB1 field, and the value of the Kssb is [0, 15], [0, 23 ], [0, 31], [0, 47], [0, 63],
  • Kssb may be the indication of the control resource set-zero field or/and the index space-zero field in the SIB1 field configured through the PDCCH.
  • the fetching of Kssb is indicated by 1 high-order bit or 1 low-order bit in the control resource set-zero field, or 1 high-order bit or 1 low-order bit in the search space-zero field. value.
  • the total 2 bits can be composed of 1 high-order bit in the control resource set-zero field and 1 low-order bit in the search space-zero field, or can be composed of 1 low-order bit in the control resource set-zero field Consists of the order bits and 1 high-order bit in the search space-zero field.
  • the 3 high-order bits or 3 low-order bits of the control resource set-zero field, or the 3 high-order bits or 3 low-order bits in the search space-zero field , or a total of 3 bits in the control resource set-zero field and the search space-zero field indicate the value of Kssb.
  • the total 3 bits can be composed of 2 high-order bits in the control resource set-zero field and 1 low-order bit in the search space-zero field, or can also be composed of 2 bits in the control resource set-zero field Consists of low-order bits and 1 high-order bit in the search space-zero field.
  • the following is an example to analyze the value of Kssb determined by the SCS combination of (SSB, CRB) respectively (120kHz, 480kHz) or (240kHz, 960kHz).
  • the SCS of CRB is 4 times that of SSB.
  • the SSB is configured in the CRB according to the SCS of a single SSB as the configuration unit.
  • FIG. 5 is a schematic diagram of the movement of a Kssb.
  • the SSB is 120kHz and the CRB is 480kHz
  • one CRB includes 12 subcarriers
  • the SCS of one subcarrier is 480kHz
  • the configuration unit (also called the mobile unit or the calculation unit) of the SSB is 120kHz
  • in one subcarrier in the CRB The SSB needs to move 4 times from 0kHz to 480kHz, and 12 subcarriers need 48 times.
  • the value of Kssb increases by 1, so the value of Kssb is [0, 47].
  • the SSB When the SSB is 240kHz and the CRB is 960kHz, one CRB includes 12 subcarriers, the SCS of one subcarrier is 960kHz, and the configuration unit of the SSB is 240kHz. In a subcarrier in the CRB, the SSB needs to move 4 to move from 0kHz to 960kHz. times, 12 subcarriers need 48 times, and the value of Kssb increases by 1 every time it moves, so the value of Kssb is [0, 47].
  • Kssb use bits unit of measurement 120kHz 480kHz 0:47 6-bits 120kHz(SSB) 240kHz 960kHz 0:47 6-bits 240kHz(SSB)
  • Kssb Since the value of Kssb is [0, 47], 6 bits are required for representation.
  • the 6 bits of the value of Kssb can be indicated in the following manner.
  • Kssb is indicated by the system frame number (system frame number, SFN) (2-bits) in ssb-SubcarrierOffset (4-bits)+PBCH payload (payload). Further, it can be indicated by 2 high-order bits (most significant bit, MSB) of the SFN in the PBCH payload.
  • the data in the PBCH arrives at the coding unit in units of 40ms. Since 2 bits in the system frame number field in the PBCH payload (payload) are used to represent the value of Kssb, it is necessary to add 2 bits to the system frame number field in the main information block MIB in the PBCH to represent the system frame number, so that the system frame number field in the MIB is extended from 6 bits to 8 bits.
  • the newly added 2 bits can be configured by the PDCCH in the main information block MIB to configure the bits in the control resource set-zero (controlResourceSetZero) and/or search space-zero (searchSpaceZero) in the SIB1 field, that is, the configuration from the pdcch 2 bits are removed from the SIB1 field (8 bits in total).
  • controlResourceSetZero controlResourceSetZero
  • searchSpaceZero searchSpaceZero
  • the first is any 2 bits in the "controlResourceSetZero" field or the "searchSpaceZero” field, such as 2 high-order bits or 2 low-order bits.
  • the second type is 1 high-order bit in the "controlResourceSetZero" field + 1 high-order bit in the "searchSpaceZero” field.
  • the third type is 1 high-order bit in the "controlResourceSetZero" field + 1 low-order bit in the "searchSpaceZero” field.
  • Kssb is indicated by ssb-SubcarrierOffset(4-bits)+pdcch-ConfigSIB1(2-bits).
  • the pdcch-ConfigSIB1 field may include a "controlResourceSetZero” field and a "searchSpaceZero” field.
  • the 2 bits in the "pdcch-ConfigSIB1" field can be indicated by:
  • the first is any 2 bits in the "controlResourceSetZero" field or the "searchSpaceZero” field, such as 2 high-order bits or 2 low-order bits.
  • the second is 1 high-order bit in the "controlResourceSetZero" field + 1 high-order bit in the "searchSpaceZero” field.
  • the SSB is configured in the CRB according to twice the SCS of the SSB as the configuration unit.
  • FIG. 6 is a schematic diagram of the movement of a Kssb.
  • the SSB is 120kHz and the CRB is 480kHz
  • one CRB includes 12 subcarriers
  • the SCS of one subcarrier is 480kHz
  • the configuration unit (also called the mobile unit or the calculation unit) of the SSB is 240Hz, in one subcarrier in the CRB
  • the SSB needs to move 2 times from 0kHz to 480kHz, and 12 subcarriers need 24 times.
  • the value of Kssb increases by 1, so the value of Kssb is [0, 23].
  • the SSB When the SSB is 240kHz and the CRB is 960kHz, one CRB includes 12 subcarriers, the SCS of one subcarrier is 960kHz, and the SSB configuration unit is 480kHz. In a subcarrier in the CRB, the SSB needs to move 2 from 0kHz to 960kHz. times, 12 subcarriers need 24 times, and the value of Kssb increases by 1 each time it moves, so the value of Kssb is [0, 23].
  • SSB CRB scope use bits unit of measurement 120kHz 480kHz 0:23 5-bits 240kHz 240kHz 960kHz 0:23 5-bits 480kHz
  • Kssb Since the value of Kssb is [0, 23], 5 bits are required for representation.
  • the 5 bits of the value of Kssb can be indicated in the following manner.
  • Kssb is indicated by the system frame number (system frame number, SFN) (1-bits) in ssb-SubcarrierOffset (4-bits)+PBCH payload (payload). Further, it can be indicated by 1 high-order bit (most significant bit, MSB) of the SFN in the PBCH payload.
  • the data in the PBCH arrives at the coding unit in units of 80ms. Since 1 bit in the system frame number field in the PBCH payload (payload) is used to represent the value of Kssb, it is necessary to add 1 bit to the system frame number field in the main information block MIB in the PBCH to represent the system frame number, so that the system frame number field in the MIB is extended from 6 bits to 7 bits.
  • the newly added 1 bit can be the bit representation in the control resource set-zero (controlResourceSetZero) or search space-zero (searchSpaceZero) in the SIB1 field configured by the PDCCH in the main information block MIB, that is, the SIB1 field is configured from the pdcch (8 bits in total) to be represented by 1 bit removed.
  • the newly added 1 bit may be any 1 bit in the "controlResourceSetZero" field and the "searchSpaceZero” field. For example, 1 high-order bit or 1 low-order bit in the "controlResourceSetZero" field, or 1 high-order bit or 1 low-order bit in the "searchSpaceZero" field.
  • Kssb is indicated by ssb-SubcarrierOffset(4-bits)+pdcch-ConfigSIB1(1-bits).
  • the pdcch-ConfigSIB1 field may include a "controlResourceSetZero” field and a "searchSpaceZero” field.
  • 1 bit may be any 1 bit of pdcch-ConfigSIB1. For example, 1 high-order bit or 1 low-order bit in the "controlResourceSetZero" field, or 1 high-order bit or 1 low-order bit in the "searchSpaceZero" field.
  • the following takes the SCS combination of (SSB, CRB) as (120kHz, 960kHz) to determine the value of Kssb as an example for analysis.
  • the SCS of CRB is 8 times that of SSB.
  • the SSB is configured in the CRB according to the SCS of a single SSB as the configuration unit.
  • FIG. 7 is a schematic diagram of the movement of a Kssb.
  • the SSB is 120kHz and the CRB is 960kHz
  • one CRB includes 12 subcarriers
  • the SCS of one subcarrier is 960kHz
  • the configuration unit (also called the mobile unit or the calculation unit) of the SSB is 120kHz
  • in one subcarrier in the CRB SSB needs to move 8 times to move from 0kHz to 960kHz
  • 12 subcarriers need 96 times.
  • the value of Kssb increases by 1, so the value of Kssb is [0, 95].
  • SSB CRB scope use bits unit of measurement 120kHz 960kHz 0:95 7-bits 120kHz(SSB)
  • Kssb Since the value of Kssb is [0, 95], 7 bits are required for representation.
  • the 7 bits of the value of Kssb can be indicated in the following manner.
  • Kssb is indicated by the system frame number (system frame number, SFN) (3-bits) in ssb-SubcarrierOffset (4-bits)+PBCH payload (payload). Further, it can be indicated by 3 high-order bits (most significant bit, MSB) of the SFN in the PBCH payload.
  • the data in the PBCH arrives at the coding unit in units of 20ms. Since 3 bits in the system frame number field in the PBCH payload (payload) are used to represent the value of Kssb, it is necessary to add 3 bits to the system frame number field in the main information block MIB in the PBCH to represent the system frame number, so that the system frame number field in the MIB is extended from 6 bits to 9 bits.
  • the newly added 3 bits can be used to configure the bits in the control resource set-zero (controlResourceSetZero) and/or search space-zero (searchSpaceZero) in the SIB1 field through the PDCCH in the main information block MIB, that is, the configuration from the pdcch 3 bits are removed from the SIB1 field (8 bits in total).
  • controlResourceSetZero controlResourceSetZero
  • searchSpaceZero searchSpaceZero
  • the first is any 3 bits in the "controlResourceSetZero" field or the "searchSpaceZero” field, such as 3 high-order bits or 3 low-order bits.
  • the second is any 2 bits in the "controlResourceSetZero" field + any 1 bit in the "searchSpaceZero” field.
  • the third type is any 1 bit in the "controlResourceSetZero" field + any 2 bits in the "searchSpaceZero” field.
  • Kssb is indicated by ssb-SubcarrierOffset(4-bits)+pdcch-ConfigSIB1(3-bits).
  • the pdcch-ConfigSIB1 field may include a "controlResourceSetZero” field and a "searchSpaceZero” field.
  • the 3 bits in the "pdcch-ConfigSIB1" field can be indicated by:
  • the first is represented by any 3 bits in the "controlResourceSetZero" field in the "pdcch-ConfigSIB1" field, for example, 3 high-order bits or 3 low-order bits in the field "controlResourceSetZero”.
  • the second is represented by any 3 bits in the "searchSpaceZero" field in the "pdcch-ConfigSIB1" field, such as 3 high-order bits or 3 low-order bits in the "searchSpaceZero” field.
  • the third type is represented by a combination of the field “controlResourceSetZero” and the field “searchSpaceZero” in the field “pdcch-ConfigSIB1" with a total of 3 bits, including:
  • the SSB is configured in the CRB according to the SCS of 2 times or 4 times the SSB as the configuration unit.
  • FIG. 8 is a schematic diagram of the movement of a Kssb.
  • the configuration unit of SSB is 240Hz, it needs to move 4 times for SSB to move from 0kHz to 960kHz in one subcarrier in the CRB, and 48 times for 12 subcarriers.
  • the value of Kssb increases by 1, so Kssb The value of is [0, 47].
  • the configuration unit of SSB When the configuration unit of SSB is 480Hz, it needs to move 2 times for SSB to move from 0kHz to 960kHz in one subcarrier in the CRB, and 24 times for 12 subcarriers. Every time it moves, the value of Kssb increases by 1, so Kssb The value of is [0, 23]. It can be seen that the SSB is more sparse in the frequency domain when the SSB is placed in the unit of 480 kHz, relative to the case where the SSB is placed in the unit of 240 kHz.
  • SSB CRB scope use bits unit of measurement 120kHz 960kHz 0:47 6-bits 240kHz 120kHz 960kHz 0:23 5-bits 480kHz
  • Kssb is [0, 47], that is, it is represented by 6 bits.
  • the 6 bits of the value of Kssb can be indicated in the following ways:
  • Kssb is indicated by the system frame number (system frame number, SFN) (2-bits) in ssb-SubcarrierOffset (4-bits)+PBCH payload (payload). Further, it can be indicated by the 2-bit high-order bit (most significant bit, MSB) of the SFN in the PBCH payload.
  • the data in the PBCH arrives at the coding unit in units of 40ms. Since 2 bits in the system frame number field in the PBCH payload (payload) are used to represent the value of Kssb, it is necessary to add 2 bits to the system frame number field in the main information block MIB in the PBCH to represent the system frame number, so that the system frame number field in the MIB is extended from 6 bits to 8 bits.
  • the newly added 2 bits can be configured by the PDCCH in the main information block MIB to configure the bits in the control resource set-zero (controlResourceSetZero) and/or search space-zero (searchSpaceZero) in the SIB1 field, that is, the configuration from the pdcch 2 bits are removed from the SIB1 field (8 bits in total).
  • the newly added 2 bits can include the following indications:
  • the first is any 2 bits in the "controlResourceSetZero" field or the "searchSpaceZero” field, such as 2 high-order bits or 2 low-order bits.
  • the second type is 1 high-order bit in the "controlResourceSetZero" field + 1 high-order bit in the "searchSpaceZero” field.
  • the third type is 1 high-order bit in the "controlResourceSetZero" field + 1 low-order bit in the "searchSpaceZero” field.
  • Kssb is indicated by ssb-SubcarrierOffset(4-bits)+pdcch-ConfigSIB1(2-bits).
  • the pdcch-ConfigSIB1 field may include a "controlResourceSetZero” field and a "searchSpaceZero” field.
  • the 2 bits in the "pdcch-ConfigSIB1" field can be indicated by:
  • the first is any 2 bits in the "controlResourceSetZero" field or the "searchSpaceZero” field, such as 2 high-order bits or 2 low-order bits.
  • the second type is 1 high-order bit in the "controlResourceSetZero" field + 1 high-order bit in the "searchSpaceZero” field.
  • the third type is 1 high-order bit in the "controlResourceSetZero" field + 1 low-order bit in the "searchSpaceZero” field.
  • Kssb [0, 23], that is, it is represented by 5 bits.
  • the 5 bits of the value of Kssb can be indicated as follows:
  • Kssb is indicated by the system frame number (system frame number, SFN) (1-bits) in ssb-SubcarrierOffset (4-bits)+PBCH payload (payload). Further, it can be indicated by 1 high-order bit (most significant bit, MSB) of the SFN in the PBCH payload.
  • the data in the PBCH arrives at the coding unit in units of 80ms. Since 1 bit in the system frame number field in the PBCH payload (payload) is used to represent the value of Kssb, it is necessary to add 1 bit to the system frame number field in the main information block MIB in the PBCH to represent the system frame number, so that the system frame number field in the MIB is extended from 6 bits to 7 bits.
  • the newly added 1 bit can be the bit representation in the control resource set-zero (controlResourceSetZero) or search space-zero (searchSpaceZero) in the SIB1 field configured by the PDCCH in the main information block MIB, that is, the SIB1 field is configured from the pdcch (8 bits in total) to be represented by 1 bit removed.
  • the newly added 1 bit may be any 1 bit in the "controlResourceSetZero" field and the "searchSpaceZero” field. For example, 1 high-order bit or 1 low-order bit in the "controlResourceSetZero" field, or 1 high-order bit or 1 low-order bit in the "searchSpaceZero" field.
  • Kssb is indicated by ssb-SubcarrierOffset(4-bits)+pdcch-ConfigSIB1(1-bits).
  • the pdcch-ConfigSIB1 field may include a "controlResourceSetZero” field and a "searchSpaceZero” field.
  • 1 bit may be any 1 bit of pdcch-ConfigSIB1. For example, 1 high-order bit or 1 low-order bit in the "controlResourceSetZero" field, or 1 high-order bit or 1 low-order bit in the "searchSpaceZero" field.
  • the SSB is configured in the CRB according to other multiples of the first SCS as the configuration unit, it is similar to the above-mentioned case, and details are not described in this application.
  • the SSB may be configured in the CRB in a frequency division multiplexing manner. That is, one CRB includes multiple SSBs. Further, the multiple SSBs include a first SSB and a second SSB, the first SSB is the first SSB in the CRB, and the second SSB is located in the CRB relative to the first SSB
  • the higher frequency domain position of , the Kssb corresponding to the first SSB is k ssb_1
  • the Kssb corresponding to the second SSB is k ssb_m
  • the k ssb_1 and the k ssb_m satisfy:
  • the u1 is the second carrier spacing
  • the u2 is the first subcarrier spacing
  • the N is the number of shares that the frequency domain of the CRB is equally divided into.
  • the SSB is configured in the CRB according to 120kHz.
  • the SCS of the CRB is 4 times the SCS of the SSB.
  • One CRB includes 12 subcarriers.
  • Kssb is [0, 47], which is represented by 6 bits.
  • the CRB is divided into N equal parts, each SSB is located in the range of every 1/N of CRB, and the value of the offset Kssb between each SSB and CRB subcarrier #0
  • Table 7 the relationship between the number of bits used and N is shown in Table 7 below.
  • N equal parts (N) number of bits 2 5 3 4
  • the calculation method of k ssb_m of the SSB coexisting in the FDM mode at the higher frequency domain position is:
  • u1 indicates the subcarrier spacing of the CRB
  • u2 indicates the subcarrier spacing of the SSB.
  • an SCS used by the CRB is an SCS used by the SSB in the frequency domain times
  • k ssb_1 is the SSB in the lower frequency domain position.
  • the bits of k ssb_1 and k ssb_m configured by the base station for the UE are the same, and the values of k ssb_1 and k ssb_m calculated by the UE are the same.
  • the offset between the SSB and CRB subcarrier #0 at the higher frequency domain location is given by the formula calculate.
  • the SCS of (SSB, CRB) is (120kHz, 480kHz)
  • the SSB is placed in units of 120kHz
  • N 2
  • the two SSBs of 120 kHz are located in the upper half and the lower half of the CRB of 480 kHz, respectively.
  • SSB#1 is located between subcarriers #0 to #5 in one CRB
  • SSB#2 is located between subcarriers #6 to #11 in one CRB.
  • the values of k ssb_1 and k ssb_2 are 7 respectively, that is, the offset between the lowest frequency domain position of SSB #1 and sub-carrier #0 in CRB is 7 sub-carriers of 120 kHz, and The offset between the lowest frequency domain position of SSB#2 and subcarrier #0 in the CRB is 31 (24+7) subcarriers of 120 kHz.
  • At least one SSB in multiple FDM SSBs is a cell-define SSB (CD-SSB), and other SSBs can be NCD-SSB or CD -SSB.
  • the UE can inversely deduce the frequency domain of another SSB according to the value of Kssb (the Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB).
  • the SCS combination of (SSB, CRB) is (120kHz, 960kHz) respectively, configure the SSB in the CRB according to 120kHz.
  • the SCS of the CRB is 8 times the SCS of the SSB.
  • One CRB includes 12 subcarriers.
  • the value of Kssb is [0, 95], which is represented by 7 bits.
  • the CRB is divided into N equal parts, each SSB is located in the range of every 1/N of CRB, and the value of the offset Kssb between each SSB and CRB subcarrier #0
  • Table 8 the relationship between the number of bits used and N is shown in Table 8 below.
  • N equal parts (N) number of bits 2 6 3, 4 5 6 4
  • each SSB is located in subcarriers #0 to #5 and subcarriers #6 to #11 of the 960kHz CRB respectively.
  • the corresponding sub-carrier numbers of 120 kHz are sub-carriers #0 to #47 and sub-carriers #48 to #95, respectively.
  • the 6 bits are represented in one of two ways:
  • the SSB (such as SSB#2) coexisting in the FDM mode at a higher frequency domain position, the distance between it and the subcarrier #0 in the current CRB, that is, the specific calculation method of k ssb_2 is: k ssb_1 represents the interval between the SSB in the lower frequency band and the subcarrier #0 of the CRB.
  • 3 or 4 SSBs can be placed, including:
  • each SSB is located in subcarrier #0-subcarrier #3, subcarrier #4-subcarrier #7, and subcarrier #8-subcarrier of the CRB at 960 kHz respectively
  • the corresponding sub-carrier numbers of 120 kHz are sub-carrier #0-sub-carrier #31, sub-carrier #32-sub-carrier #63, and sub-carrier #64-sub-carrier #95.
  • k ssb_1 represents the interval between the SSB in the lower frequency band and the subcarrier #0 of the CRB.
  • each SSB is located in subcarrier #0-subcarrier #2, subcarrier #3-subcarrier #5, and subcarrier #6-subcarrier of the CRB of 960 kHz respectively Carrier #8 and subcarriers #9 to #11, the corresponding 120kHz subcarrier numbers are subcarrier #0-subcarrier #23, subcarrier #24-subcarrier #47, subcarrier #48-subcarrier #71 and subcarrier #72 - subcarrier #95.
  • k ssb_1 represents the interval between the SSB in the lower frequency band and the subcarrier #0 of the CRB.
  • Kssb when the value of Kssb is indicated using 4 bits, it is indicated by the ssb-SubcarrierOffset field (4-bits).
  • each SSB is located in subcarrier #0 to subcarrier #1, subcarrier #2 to subcarrier #3, and subcarrier #4 to subcarrier #5 of the CRB at 960 kHz.
  • subcarrier #6 ⁇ subcarrier #7, subcarrier #8 ⁇ subcarrier #9, and subcarrier #10 ⁇ #11
  • the corresponding 120kHz subcarrier numbers are subcarrier #0 ⁇ subcarrier #15, subcarrier #15, subcarrier #10 ⁇ #11 #16 to subcarrier #31, subcarrier #32 to subcarrier #47, subcarrier #48 to subcarrier #63, subcarrier #64 to subcarrier #79, and subcarrier #80 to #95.
  • k ssb_1 represents the interval between the SSB in the lower frequency band and the subcarrier #0 of the CRB.
  • k ssb_1 and k ssb_m have the same value, that is, the bits configured by the base station for the terminal to instruct the terminal to calculate k ssb_1 and k ssb_m are the same.
  • At least one SSB among the SSBs of the multiple FDMs is CD-SSB, and the remaining SSBs are NCD-SSB or CD-SSB.
  • the UE can inversely deduce the frequency domain of another SSB according to the value of Kssb (the Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB).
  • Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB.
  • the SCS combination of (SSB, CRB) is (120kHz, 960kHz) respectively, configure the SSB in the CRB according to 240kHz.
  • One CRB includes 12 sub-carriers.
  • the value of Kssb is [0, 47], which is represented by 6 bits.
  • the CRB is divided into N equal parts, each SSB is located in the range of every 1/N of CRB, and the value of the offset Kssb between each SSB and CRB subcarrier #0
  • Table 9 the relationship between the number of bits used and N is shown in Table 9.
  • N equal parts (N) number of bits 3 4 2 5
  • the ssb-SubcarrierOffset field (4-bits).
  • a 960kHz CRB only 3 SSBs can be placed, and each SSB is located in subcarrier #0 to subcarrier #3, subcarrier #4 to subcarrier #7, and subcarrier #8 to subcarrier of the 960kHz CRB.
  • the corresponding 120 kHz subcarrier numbers are subcarrier #0 to subcarrier #15, subcarrier #16 to subcarrier #31, and subcarrier #32 to subcarrier #47.
  • k ssb_1 represents the interval between the SSB in the lower frequency band and the subcarrier #0 of the CRB.
  • each SSB is located in subcarriers #0 to #5 and subcarriers #6 to subcarrier #11 of the 960kHz CRB.
  • the corresponding 120kHz subcarriers are numbered as Subcarrier #0 to subcarrier #47, and subcarrier #48 to subcarrier #95.
  • Kssb_1 represents the interval between the SSB in the lower frequency band and the subcarrier #0 of the CRB.
  • k ssb_1 and k ssb_m are the same, that is, the bits configured by the base station for the terminal to instruct the terminal to calculate k ssb_1 and k ssb_m are the same.
  • At least one SSB among the SSBs of the multiple FDMs is CD-SSB, and the remaining SSBs are NCD-SSB or CD-SSB.
  • the UE can inversely deduce the frequency domain of another SSB according to the value of Kssb (the Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB).
  • Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB.
  • k ssb_1 and k ssb_m have the same value, that is, the base station configures the UE with the same bits for indicating k ssb_1 and k ssb_m .
  • At least one SSB among the SSBs of the multiple FDMs is CD-SSB, and the remaining SSBs are NCD-SSB or CD-SSB.
  • the UE can inversely deduce the frequency domain of another SSB according to the value of Kssb (the Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB).
  • Kssb can be k ssb_1 corresponding to the first SSB or k ssb_m corresponding to the last SSB.
  • the third optional way is to use 1 bit or 2 bits in the subcarrier offset (ssb-SubcarrierOffset) field in the SSB to indicate the value of Kssb, where the subcarrier offset (ssb-SubcarrierOffset) field 1 bit in the subcarrier offset field is 1 high-order bit or 1 low-order bit in the subcarrier offset field. Or the 2 bits in the subcarrier offset field are 2 high-order bits or 2 low-order bits in the subcarrier offset field.
  • the first SCS is 480 kHz and the second SCS is 120 kHz, or the first SCS is 960 kHz and the second SCS is 240 kHz, or the first SCS is 960 kHz, and
  • the second SCS is 120 kHz, the value of the Kssb is [0, 1] or [0, 2].
  • the remaining bits in the subcarrier offset field of the SSB are used to indicate the Q value, and the Q value is used to indicate the SSBs with the same index at multiple candidate SSB positions; or the subcarrier offset field of the SSB
  • the remaining bits are used to distinguish the MIB of the licensed frequency band from the MIB of the unlicensed frequency band; or the remaining bits in the subcarrier offset field of the SSB are used to indicate the multiple quasi-co-location relationship with the SSB.
  • the Q value is 1, 2, 4, 8, 16, 32 or 64.
  • the SCS combination of (SSB, CRB) is (480kHz, 120kHz)
  • the SCS of a subcarrier of one CRB is 120kHz
  • the configuration unit of SSB is 480Hz
  • the SSB moves from the 1st subcarrier to the 12th subcarrier in the CRB
  • Each subcarrier needs to be moved 3 times, and the value of Kssb increases by 1 each time it moves, so the value of Kssb is [0, 2].
  • the SCS combination of (SSB, CRB) is (960kHz, 240kHz)
  • the SCS of one CRB subcarrier is 240kHz
  • the SSB configuration unit is 960Hz
  • the SSB moves from the 1st subcarrier to the 12th subcarrier in the CRB
  • Each subcarrier needs to be moved 3 times, and the value of Kssb increases by 1 each time it moves, so the value of Kssb is [0, 2]. or.
  • the SCS of a subcarrier of a CRB is 120kHz
  • the configuration unit of the SSB is 960kHz.
  • the SSB needs to move twice from the 1st subcarrier to the 12th subcarrier. Once, the value of Kssb is increased by 1, so the value of Kssb is [0, 1]. For the above three cases, the representation of Kssb is shown in Table 10.
  • SSB CRB value use bits unit of measurement 480kHz 120kHz 0:2 2-bits 480kHz(SSB) 960kHz 240kHz 0:2 2-bits 960kHz(SSB) 960kHz 120kHz 0:1 1-bits 960kHz(SSB)
  • the SSB is placed in units of 480 kHz.
  • the SCS combination of (SSB, CRB) is (960kHz, 240kHz)
  • the SSB is placed in units of 960kHz. Therefore, the value of Kssb ranges from 0 to 2, using 2 bits, and is represented by any 2 bits in the "ssb-SubcarrierOffset" field, for example, 2 high-order bits or 2 low-order bits.
  • the 2 bits in the "ssb-SubcarrierOffset" field are used to indicate the value of Kssb, and the remaining 2 bits in the "ssb-SubcarrierOffset” field can be used to indicate other information, including:
  • the SCS combination of (SSB, CRB) is (120kHz, 960kHz)
  • the SSB is placed in units of 960kHz. Therefore, the value of Kssb is 0 ⁇ 1, using 1 bit, using " Any 1 bit in the ssb-SubcarrierOffset" field represents, for example, 1 high-order bit or 1 low-order bit.
  • 1 bit in the "ssb-SubcarrierOffset" field is used to indicate the value of Kssb, and the remaining 3 bits in the "ssb-SubcarrierOffset” field can be used to indicate other information, including:
  • the value of Kssb is indicated by the subcarrier offset field in the SSB and the system frame number field in the PBCH load of the physical broadcast channel under different SCS combination modes of SSB and CRB.
  • the remaining bits are used to indicate other information.
  • the methods and operations implemented by the terminal device or the network device may also be implemented by a component (for example, a chip or a circuit) that can be used for the terminal device or the network device.
  • a component for example, a chip or a circuit
  • the present application can be implemented in hardware or a combination of hardware and computer software with the units and algorithm steps of each example described in conjunction with the embodiments disclosed herein. Whether a function is performed by hardware or computer software driving hardware depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each particular application, but such implementations should not be considered beyond the scope of this application.
  • the terminal device or the network device may be divided into functional modules according to the foregoing method examples.
  • each functional module may be divided into each function, or two or more functions may be integrated into one processing module.
  • the above-mentioned integrated modules can be implemented in the form of hardware, or can be implemented in the form of software function modules. It should be noted that, the division of modules in the embodiments of the present application is schematic, and is only a logical function division, and there may be other division manners in actual implementation. The following is an example of dividing each function module corresponding to each function.
  • FIG. 10 is a schematic structural diagram of an apparatus for determining a resource location provided by an embodiment of the present application.
  • the apparatus for determining a blind zone alarm area may include an acquisition module 1001 and a processing module 1002 .
  • the resource location determining apparatus may implement steps or processes corresponding to the terminal equipment or network equipment in the above method embodiments, for example, may be terminal equipment or network equipment, or a chip or circuit configured in the terminal equipment or network equipment .
  • an obtaining module 1001 configured to obtain the first subcarrier spacing SCS of the synchronization signal block SSB and the second subcarrier spacing SCS of the common resource block CRB;
  • a processing module 1002 configured to determine, according to the first SCS and the second SCS, the value of the offset Kssb of the lowest frequency domain position of the SSB relative to the starting position of the first subcarrier in the CRB , the value of the Kssb is used to determine the resource location of the SSB, and the value of the Kssb is indicated by the subcarrier offset field in the SSB and the system frame number field in the PBCH load of the physical broadcast channel, or by The subcarrier offset field in the SSB and the physical downlink control channel PDCCH configuration system information block SIB1 field are indicated, or indicated by 1 bit or 2 bits in the subcarrier offset field in the SSB.
  • the processing module 1002 is further configured to determine the value of the Kssb according to the configuration unit of the SSB in the CRB, where the configuration unit is N times the first SCS, and the N is a number greater than 0.
  • the SSB is configured with the N times the first SCS, or the SSB is searched with the N times the first SCS.
  • the value of the Kssb is [0, 15], [0, 23], [0, 31], [0, 47], [0, 63] or [0, 97].
  • the first SCS is 120 kHz and the second SCS is 480 kHz, or the first SCS is 240 kHz and the second SCS is 960 kHz, or the first SCS is 120 kHz, and The second SCS is 960kHz.
  • the value of the Kssb is [0, 1] or [0, 2].
  • the first SCS is 480 kHz and the second SCS is 120 kHz, or the first SCS is 960 kHz and the second SCS is 240 kHz, or the first SCS is 960 kHz, and all The second SCS is 120kHz.
  • the value of the Kssb is indicated by 4 bits in the subcarrier offset field of the SSB, and the value of the Kssb is [0, 15]; or the value of the Kssb is indicated by the SSB.
  • 4 bits in the subcarrier offset field of the PBCH and 1 high-order bit in the system frame number field in the PBCH payload of the physical broadcast channel indicates that the Kssb value is [0, 15], [0, 23] or [0,31]; or the value of the Kssb is indicated by 4 bits in the subcarrier offset field of the SSB and 2 high-order bits in the system frame number field in the PBCH load of the physical broadcast channel,
  • the value of the Kssb is [0, 15], [0, 23], [0, 31], [0, 47] or [0, 63]; or the value of the Kssb is the child passing through the SSB 4 bits in the carrier offset field and 3 high-order bits in the system frame number field in the
  • the value of the Kssb is indicated by the M bits in the system frame number field in the PBCH load of the physical broadcast channel, and the system frame number field in the main information block MIB in the PBCH is added.
  • the M bits, the newly added M bits are indicated by the bits in the control resource set-zero and/or search space-zero in the SIB1 field configured by the PDCCH in the main information block MIB, and the M is 1 , 2 or 3.
  • the data in the PBCH arrives at the coding unit in units of 40ms; or when the system frame number field in the MIB is extended from 6 to 8 bits.
  • the bits are extended to 9 bits, the data in the PBCH arrives at the coding unit in units of 20ms.
  • the value of the Kssb is indicated by 4 bits in the subcarrier offset field, and the value of the Kssb is [0, 15]; or the value of the Kssb is indicated by the subcarrier offset.
  • 4 bits in the shift field and 1 bit in the PDCCH configuration SIB1 field indicate that the value of the Kssb is [0, 15], [0, 23] or [0, 31]; or the value of the Kssb is pass
  • the 4 bits in the subcarrier offset field are indicated by 2 bits in the PDCCH configuration SIB1 field, and the values of the Kssb are [0, 15], [0, 23], [0, 31], [0, 47] or [0, 63]; or the value of the Kssb is indicated by 4 bits in the subcarrier offset field and 3 bits in the PDCCH configuration SIB1 field, and the value of the Kssb is [0, 15], [0, 23], [0, 31], [0, 47], [0, 63] or [
  • 1 bit in the PDCCH configuration SIB1 field includes 1 high-order bit or 1 low-order bit in the control resource set-zero field, or 1 high-order bit in the search space-zero field or 1 high-order bit.
  • 1 low-order bit; or 2 bits in the PDCCH configuration SIB1 field include 2 high-order bits or 2 low-order bits in the control resource set-zero field, or in the search space-zero field 2 high-order bits or 2 low-order bits, or a total of 2 bits in the control resource set-zero field and the search space-zero field; or 3 bits in the PDCCH configuration SIB1 field include all 3 high-order bits or 3 low-order bits of the control resource set-zero field, or 3 high-order bits or 3 low-order bits in the search space-zero field, or the control A total of 3 bits in the resource set-zero field and the search space-zero field.
  • the multiple SSBs are configured in the CRB in a frequency division multiplexing manner
  • the multiple SSBs include a first SSB and a second SSB
  • the first SSB is the first SSB in the CRB.
  • the second SSB is located at a higher frequency domain position within the CRB relative to the first SSB
  • the Kssb corresponding to the first SSB is k ssb_1
  • the Kssb corresponding to the second SSB is k ssb_m
  • the k ssb_1 and the k ssb_m satisfy:
  • the u1 is the second carrier spacing
  • the u2 is the first subcarrier spacing
  • the N is the number of shares that the frequency domain of the CRB is equally divided into.
  • 1 bit in the subcarrier offset field is 1 high-order bit or 1 low-order bit in the subcarrier offset field; or 2 bits in the subcarrier offset field.
  • the bits are 2 high-order bits or 2 low-order bits in the subcarrier offset field.
  • the remaining bits in the subcarrier offset field of the SSB are used to indicate the Q value, and the Q value is used to indicate the SSBs with the same index at multiple candidate SSB positions; or the subcarrier offset of the SSB.
  • the remaining bits in the offset field are used to distinguish the MIB of the main information block of the licensed frequency band from the MIB of the unlicensed frequency band; or the remaining bits in the subcarrier offset field of the SSB are used to indicate that there is a quasi-co-location relationship with the SSB.
  • the Q value is 1, 2, 4, 8, 16, 32 or 64.
  • each module may also correspond to the corresponding description of the method embodiment shown in FIG. 4 to execute the method and function executed by the first vehicle in the above embodiment.
  • FIG. 11 is a schematic structural diagram of an apparatus for determining a resource location provided by an embodiment of the present application.
  • the resource location determining apparatus can be applied to the system shown in FIG. 1 to perform the functions of the terminal device or the network device in the above method embodiments, or implement the steps or processes performed by the terminal device or the network device in the above method embodiments.
  • the resource location apparatus includes a processor 1101 and a transceiver 1102 .
  • the resource location apparatus further includes a memory 1103 .
  • the processor 1101, the transceiver 1102 and the memory 1103 can communicate with each other through an internal connection path to transmit control and/or data signals.
  • the computer program is invoked and executed to control the transceiver 1102 to send and receive signals.
  • the resource location apparatus may further include an antenna for sending the uplink data or uplink control signaling output by the transceiver 1102 through wireless signals.
  • the above-mentioned processor 1101 and the memory 1103 can be combined into a processing device, and the processor 1101 is configured to execute the program codes stored in the memory 1103 to realize the above-mentioned functions.
  • the memory 1103 may also be integrated in the processor 1101 or independent of the processor 1101 .
  • the processor 1101 may correspond to the processing module in FIG. 10 .
  • the above transceiver 1102 may also be referred to as a transceiver unit or a transceiver module.
  • the transceiver 1102 may include a receiver (or receiver, receiving circuit) and a transmitter (or transmitter, transmitting circuit). Among them, the receiver is used for receiving signals, and the transmitter is used for transmitting signals.
  • the resource location apparatus shown in FIG. 11 can implement various processes related to the resource location apparatus in the method embodiment shown in FIG. 4 .
  • the operations and/or functions of each module in the resource location apparatus are respectively to implement the corresponding processes in the foregoing method embodiments.
  • the above-mentioned processor 1101 may be used to perform the actions implemented by the resource location apparatus described in the foregoing method embodiments, and the transceiver 1102 may be used to perform the actions of receiving SSB or sending SSB described in the foregoing method embodiments.
  • the transceiver 1102 may be used to perform the actions of receiving SSB or sending SSB described in the foregoing method embodiments.
  • the processor 1101 may be a central processing unit, a general-purpose processor, a digital signal processor, an application-specific integrated circuit, a field programmable gate array, or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof. It may implement or execute the various exemplary logical blocks, modules and circuits described in connection with this disclosure.
  • the processor 1101 may also be a combination that implements computing functions, such as a combination of one or more microprocessors, a combination of a digital signal processor and a microprocessor, and the like.
  • the communication bus 1104 may be a peripheral component interconnect standard PCI bus or an extended industry standard structure EISA bus, or the like. The bus can be divided into an address bus, a data bus, a control bus, and the like.
  • the communication bus 1104 is used to implement the connection communication between these components.
  • the transceiver 1102 in this embodiment of the present application is used for signaling or data communication with other node devices.
  • the memory 1103 may include volatile memory, such as nonvolatile dynamic random access memory (NVRAM), phase change random access memory (PRAM), magnetoresistive random access memory (magetoresistive) RAM, MRAM), etc., and may also include non-volatile memory, such as at least one magnetic disk storage device, electrically erasable programmable read-only memory (EEPROM), flash memory devices, such as reverse or flash memory (NOR flash memory) or NAND flash memory, semiconductor devices, such as solid state disk (SSD), etc.
  • the memory 1103 may also be at least one storage device located away from the aforementioned processor 1101 .
  • memory 1103 may also store a set of computer program code or configuration information.
  • the processor 1101 can also execute the program stored in the memory 1103 .
  • the processor may cooperate with the memory and the transceiver to execute any one of the methods and functions of the resource location apparatus in the above application embodiments.
  • An embodiment of the present application further provides a chip system, where the chip system includes a processor, configured to support a terminal device or a network device to implement the functions involved in any of the foregoing embodiments, such as generating or processing the functions involved in the foregoing method.
  • the value of Kssb may further include a memory, where the memory is used for necessary program instructions and data of the terminal device or the network device.
  • the chip system may be composed of chips, or may include chips and other discrete devices.
  • An embodiment of the present application further provides a processor, which is coupled to a memory and configured to execute any method and function involving a terminal device or a network device in any of the foregoing embodiments.
  • Embodiments of the present application further provide a computer-readable storage medium, where instructions are stored in the computer-readable storage medium, when the computer-readable storage medium runs on a computer, the computer executes the terminal device or the terminal device in any of the foregoing embodiments.
  • Embodiments of the present application also provide a computer program product containing instructions, which, when running on a computer, enables the computer to execute any method and function related to a terminal device or a network device in any of the foregoing embodiments.
  • An embodiment of the present application further provides an apparatus for executing any method and function involving a DPI server or a control server in any of the foregoing embodiments.
  • An embodiment of the present application further provides a wireless communication system, where the system includes at least one terminal device and at least one network device involved in any of the foregoing embodiments.
  • the above-mentioned embodiments it may be implemented in whole or in part by software, hardware, firmware or any combination thereof.
  • software it can be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions. When the computer instructions are loaded and executed on a computer, all or part of the processes or functions described in the embodiments of the present application are generated.
  • the computer may be a general purpose computer, special purpose computer, computer network, or other programmable device.
  • the computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be downloaded from a website site, computer, server, or data center Transmission to another website site, computer, server, or data center by wire (eg, coaxial cable, optical fiber, digital subscriber line, DSL) or wireless (eg, infrared, wireless, microwave, etc.).
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that includes an integration of one or more available media.
  • the available media may be magnetic media (eg, floppy disks, hard disks, magnetic tapes), optical media (eg, high-density digital video discs (DVDs)), or semiconductor media (eg, solid state discs, SSD)) etc.
  • the DPI server or control server in the above-mentioned various apparatus embodiments corresponds to the DPI server or control server in the method embodiments, and corresponding steps are performed by corresponding modules or units, for example, in the receiving module and the sending module (transceiver) execution method embodiment
  • a processing module processor
  • the number of processors may be one or more.
  • a component may be, but is not limited to, a process running on a processor, a processor, an object, an executable, a thread of execution, a program, and/or a computer.
  • an application running on a computing device and the computing device may be components.
  • One or more components may reside within a process and/or thread of execution, and a component may be localized on one computer and/or distributed between two or more computers.
  • these components can execute from various computer readable media having various data structures stored thereon.
  • a component may, for example, be based on a signal having one or more data packets (eg, data from two components interacting with another component between a local system, a distributed system, and/or a network, such as the Internet interacting with other systems via signals) Communicate through local and/or remote processes.
  • data packets eg, data from two components interacting with another component between a local system, a distributed system, and/or a network, such as the Internet interacting with other systems via signals
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution, and the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM), random access memory (RAM), magnetic disk or optical disk and other media that can store program codes .

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention, selon certains modes de réalisation, concerne un procédé et un appareil de détermination de position de ressources. Le procédé consiste à : obtenir un premier espacement de sous-porteuse (SCS) d'un bloc de signal de synchronisation (SSB) et un second SCS d'un bloc de ressources commun (CRB) ; et déterminer, conformément au premier SCS et au second SCS, une valeur d'un décalage Kssb de la position du domaine fréquentiel le plus bas du SSB par rapport à une position de début d'une première sous-porteuse du CRB, la valeur de Kssb étant utilisée pour déterminer une position de ressource du SSB, et la valeur de Kssb étant indiquée au moyen d'un champ de décalage de sous-porteuse du SSB et d'un champ de numéro de trame système dans une charge de canal de diffusion physique (PBCH), ou étant indiquée au moyen du champ de décalage de sous-porteuse du SSB et d'un champ de bloc d'informations de système SIB1 de configuration de canal de commande de liaison descendante physique (PDCCH), ou étant indiquée au moyen du bit 1 ou du bit 2 dans le champ de décalage de sous-porteuse du SSB. La présente invention permet d'améliorer la précision de détection du SSB par un dispositif terminal.
PCT/CN2020/142450 2020-12-31 2020-12-31 Procédé et appareil de détermination de position de ressources WO2022141543A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2020/142450 WO2022141543A1 (fr) 2020-12-31 2020-12-31 Procédé et appareil de détermination de position de ressources
CN202080107791.1A CN116636271A (zh) 2020-12-31 2020-12-31 一种资源位置确定方法及装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/142450 WO2022141543A1 (fr) 2020-12-31 2020-12-31 Procédé et appareil de détermination de position de ressources

Publications (1)

Publication Number Publication Date
WO2022141543A1 true WO2022141543A1 (fr) 2022-07-07

Family

ID=82260151

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/142450 WO2022141543A1 (fr) 2020-12-31 2020-12-31 Procédé et appareil de détermination de position de ressources

Country Status (2)

Country Link
CN (1) CN116636271A (fr)
WO (1) WO2022141543A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024045200A1 (fr) * 2022-09-03 2024-03-07 Qualcomm Incorporated Rafales de signaux de synchronisation sans définition de cellule pour mode au repos

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110620644A (zh) * 2018-02-15 2019-12-27 华为技术有限公司 具有ofdm符号生成的子载波偏移的确定方法的ofdm通信系统
CN111491379A (zh) * 2017-05-05 2020-08-04 华为技术有限公司 资源分配的方法、用户设备和网络设备
WO2020167232A1 (fr) * 2019-02-13 2020-08-20 Telefonaktiebolaget Lm Ericsson (Publ) Bloc de canal de diffusion et de signal de synchronisation dans un système de communication sans fil
CN112042239A (zh) * 2020-07-31 2020-12-04 北京小米移动软件有限公司 偏移指示确定方法和装置、偏移确定方法和装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111491379A (zh) * 2017-05-05 2020-08-04 华为技术有限公司 资源分配的方法、用户设备和网络设备
CN110620644A (zh) * 2018-02-15 2019-12-27 华为技术有限公司 具有ofdm符号生成的子载波偏移的确定方法的ofdm通信系统
WO2020167232A1 (fr) * 2019-02-13 2020-08-20 Telefonaktiebolaget Lm Ericsson (Publ) Bloc de canal de diffusion et de signal de synchronisation dans un système de communication sans fil
CN112042239A (zh) * 2020-07-31 2020-12-04 北京小米移动软件有限公司 偏移指示确定方法和装置、偏移确定方法和装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"3rd Generation Partnership Project; Technical Specification Group Radio Access Network; NR; Physical channels and modulation (Release 16)", 3GPP STANDARD; TECHNICAL SPECIFICATION; 3GPP TS 38.211, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. V16.3.0, 1 October 2020 (2020-10-01), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , pages 1 - 133, XP051961275 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024045200A1 (fr) * 2022-09-03 2024-03-07 Qualcomm Incorporated Rafales de signaux de synchronisation sans définition de cellule pour mode au repos

Also Published As

Publication number Publication date
CN116636271A (zh) 2023-08-22

Similar Documents

Publication Publication Date Title
US11764923B2 (en) Method and apparatus for receiving reference signals in support of flexible radio communication
US11825491B2 (en) Method for monitoring PDCCH, terminal and network device
WO2017167885A1 (fr) Détermination de ressources de fréquence pour des dispositifs de communication sans fil
US11523418B2 (en) Method and apparatus for resource indication
WO2019080120A1 (fr) Dispositif et procédé de communication sans fil
CN111526522B (zh) 一种驻留小区的方法及装置
US10849102B2 (en) Signal transmission method, network device, and terminal device
WO2020164156A1 (fr) Procédé de détermination de largeur de bande d'émission, dispositif et support de stockage
JP2017529764A (ja) 発見信号伝送方法、セル発見方法及び装置
TW202025838A (zh) 通訊方法、終端設備和網路設備
WO2022141543A1 (fr) Procédé et appareil de détermination de position de ressources
US20160295367A1 (en) Proximity-based services
WO2021098570A1 (fr) Procédé de détermination d'occasion de prach et dispositif terminal, dispositif de réseau
WO2019084842A1 (fr) Dispositif et procédé de communication sans fil
WO2021217503A1 (fr) Procédé et appareil d'accès initial d'un ue
WO2021168812A1 (fr) Procédé de traitement d'informations, dispositif, support de stockage, processeur et dispositif électronique
WO2020114326A1 (fr) Procédé et appareil de configuration de groupe de ressources, et dispositif
US11902796B2 (en) Communication method, terminal device, and network device
US9763124B2 (en) Apparatus, system and method of performing a wireless association
WO2022178881A1 (fr) Procédé et appareil de communication
US20230007952A1 (en) Control channel transmission method and device, and storage medium
WO2022076874A1 (fr) Signalisation de couche physique par des stations de base en vue d'un approvisionnement en ressources de positionnement

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20967881

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 202080107791.1

Country of ref document: CN

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20967881

Country of ref document: EP

Kind code of ref document: A1