WO2023102946A1 - Procédé et appareil de transmission d'informations, et dispositif/support de stockage - Google Patents

Procédé et appareil de transmission d'informations, et dispositif/support de stockage Download PDF

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Publication number
WO2023102946A1
WO2023102946A1 PCT/CN2021/137264 CN2021137264W WO2023102946A1 WO 2023102946 A1 WO2023102946 A1 WO 2023102946A1 CN 2021137264 W CN2021137264 W CN 2021137264W WO 2023102946 A1 WO2023102946 A1 WO 2023102946A1
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Prior art keywords
ssb
redcap
frequency domain
pbch
resources
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PCT/CN2021/137264
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English (en)
Chinese (zh)
Inventor
乔雪梅
牟勤
Original Assignee
北京小米移动软件有限公司
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Priority to CN202180004518.0A priority Critical patent/CN116584130A/zh
Priority to PCT/CN2021/137264 priority patent/WO2023102946A1/fr
Publication of WO2023102946A1 publication Critical patent/WO2023102946A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H04W28/20—Negotiating bandwidth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present disclosure relates to the field of communication technologies, and in particular, to an information transmission method and equipment/storage medium/device.
  • Redcap UE Reduced Capability User Equipment, reduced capability user equipment
  • the maximum bandwidth of the Redcap UE is 5MHZ (Hertz, Hertz).
  • the SCS Sub-Carrier Space, sub-carrier spacing
  • SSB Synchronization Signal and PBCH block, synchronization signal block
  • Redcap UE when the subcarrier spacing of SSB is 30KHz, the total bandwidth occupied by the SSB is 7.2MHZ, which exceeds the bandwidth range of Redcap Redcap UE, which will cause Redcap UE to fail to successfully decode MIB (Master information block, master information block) message, so that the transmission of SSB with a subcarrier spacing of 30KHz or higher fails.
  • MIB Master information block, master information block
  • the information transmission method and equipment/storage medium/device proposed in this disclosure are to propose an information transmission method suitable for Redcap UE.
  • the information transmission method proposed by an embodiment of the present disclosure is applied to a Redcap UE, including:
  • Determining parameters for transmitting the SSB resource of the synchronization signal block of the Redcap UE wherein the parameter for transmitting the SSB resource is: a parameter corresponding to transmitting the SSB of the Redcap UE; or, a PBCH dedicated to transmitting the SSB of the Redcap UE parameters;
  • the SSB resource sent by the base station is received based on the determined parameter of the SSB resource.
  • the information transmission method proposed in another embodiment of the present disclosure is applied to a base station, including:
  • Determining parameters for transmitting the SSB resource of the synchronization signal block of the Redcap UE wherein the parameter for transmitting the SSB resource is: a parameter corresponding to transmitting the SSB of the Redcap UE; or, a PBCH dedicated to transmitting the SSB of the Redcap UE parameters;
  • a determination module configured to determine parameters used to transmit the SSB resources of the synchronization signal block of the Redcap UE, wherein the parameters used to transmit the SSB resources are: parameters corresponding to the SSB of the Redcap UE; or, dedicated to the transmission of the Redcap UE Parameters of the PBCH of the SSB of the UE;
  • the receiving module is configured to receive the SSB resources sent by the base station based on the determined parameters of the SSB resources.
  • an information transmission device proposed in an embodiment includes:
  • a determination module configured to determine parameters used to transmit the SSB resources of the synchronization signal block of the Redcap UE, wherein the parameters used to transmit the SSB resources are: parameters corresponding to the SSB of the Redcap UE; or, dedicated to the transmission of the Redcap UE Parameters of the PBCH of the SSB of the UE;
  • a sending module configured to send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • an embodiment provides a communication device, the device includes a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program stored in the memory, so that the The device executes the method provided in the embodiment of the foregoing aspect.
  • an embodiment provides a communication device, the device includes a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program stored in the memory, so that the The device executes the method provided in the above embodiment of another aspect.
  • a communication device provided by an embodiment of another aspect of the present disclosure includes: a processor and an interface circuit;
  • the interface circuit is used to receive code instructions and transmit them to the processor
  • the processor is configured to run the code instructions to execute the method provided in one embodiment.
  • a communication device provided by an embodiment of another aspect of the present disclosure includes: a processor and an interface circuit;
  • the interface circuit is used to receive code instructions and transmit them to the processor
  • the processor is configured to run the code instructions to execute the method provided in another embodiment.
  • the computer-readable storage medium provided by another embodiment of the present disclosure is used to store instructions, and when the instructions are executed, the method provided by the first embodiment is implemented.
  • the computer-readable storage medium provided by another embodiment of the present disclosure is used to store instructions, and when the instructions are executed, the method provided by another embodiment is implemented.
  • the UE can determine the parameters of the SSB resources used to transmit the Redcap UE, and receive the information sent by the base station based on the determined parameters of the SSB resources.
  • SSB resources wherein the parameters used to transmit the SSB resources are: parameters corresponding to the transmission of the SSB of the Redcap UE; or parameters of the PBCH dedicated to the transmission of the SSB of the Redcap UE.
  • the determined bandwidth of the SSB resources used to transmit the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the resource whose bandwidth is less than or equal to the bandwidth range of the Redcap UE will be determined first, and the resource corresponding to the Redcap UE will be transmitted based on the determined resource.
  • UE's SSB no matter what the subcarrier spacing corresponding to the SSB of the normal UE is, it can be ensured that the Redcap UE can successfully decode the information in the SSB and ensure the successful transmission of the SSB.
  • FIG. 1 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure
  • FIG. 2 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • Fig. 3a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 3b is a schematic structural diagram of an SSB corresponding to a common UE with a subcarrier spacing of 30KHZ provided by an embodiment of the present disclosure
  • Figures 3c-3e are schematic structural diagrams of an SSB corresponding to a Redcap UE with a subcarrier spacing of 30KHZ provided by an embodiment of the present disclosure
  • FIG. 4 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 5 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 6 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • Fig. 7a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • Figures 7b-7e are a schematic structural diagram of the SSB corresponding to the Redcap UE sent in step 702a provided by an embodiment of the present disclosure
  • Fig. 8a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • Figures 8b and 8c are schematic structural diagrams of an SSB corresponding to a Redcap UE sent in step 802a provided by an embodiment of the present disclosure
  • Fig. 9a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • 9b-9g are schematic structural diagrams of an SSB corresponding to a Redcap UE sent in step 902a provided by an embodiment of the present disclosure
  • Fig. 10a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • Figure 10b and Figure 10c are a schematic structural diagram of the SSB corresponding to the Redcap UE obtained when receiving all the PBCH information in the SSB corresponding to the normal UE on the first symbol provided by an embodiment of the present disclosure;
  • FIG. 10d and FIG. 10e are a schematic structural diagram of an SSB corresponding to a Redcap UE obtained when all PBCH information in the SSB corresponding to a normal UE is received based on a radio frequency retune technology according to an embodiment of the present disclosure
  • Figure 10f and Figure 10g are a schematic structural diagram of the SSB corresponding to the Redcap UE obtained when receiving all the PBCH information in the SSB corresponding to the common UE based on the first symbol and radio frequency retune technology according to an embodiment of the present disclosure;
  • FIG. 11 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 12 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 13 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 14 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 15 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 16 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 17 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 18 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 19 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 20 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 21 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • FIG. 22 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure.
  • Fig. 23 is a schematic structural diagram of an information transmission device provided by an embodiment of the present disclosure.
  • Fig. 24 is a schematic structural diagram of an information transmission device provided by another embodiment of the present disclosure.
  • Fig. 25 is a block diagram of a user equipment provided by an embodiment of the present disclosure.
  • Fig. 26 is a block diagram of a base station provided by an embodiment of the present disclosure.
  • first, second, third, etc. may use the terms first, second, third, etc. to describe various information, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from one another. For example, without departing from the scope of the embodiments of the present disclosure, first information may also be called second information, and similarly, second information may also be called first information.
  • first information may also be called second information
  • second information may also be called first information.
  • the words "if” and "if” as used herein may be interpreted as “at” or "when” or "in response to a determination.”
  • FIG. 1 is a schematic flow diagram of an information transmission method provided by an embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 1, the information transmission method may include the following steps:
  • Step 101 Determine the parameters of the SSB resources used to transmit the Redcap UE.
  • a UE may be a device that provides voice and/or data connectivity to a user.
  • Terminal equipment can communicate with one or more core networks via RAN (Radio Access Network, wireless access network), and UE can be an IoT terminal, such as a sensor device, a mobile phone (or called a "cellular" phone) and a
  • the computer of the networked terminal for example, may be a fixed, portable, pocket, hand-held, built-in computer or vehicle-mounted device.
  • station Station, STA
  • subscriber unit subscriber unit
  • subscriber station subscriber station
  • mobile station mobile station
  • mobile station mobile
  • remote station remote station
  • access point remote terminal
  • user terminal or user agent.
  • the UE may also be a device of an unmanned aerial vehicle.
  • the UE may also be a vehicle-mounted device, for example, it may be a trip computer with a wireless communication function, or a wireless terminal connected externally to the trip computer.
  • the UE may also be a roadside device, for example, it may be a street lamp, a signal lamp, or other roadside devices with a wireless communication function.
  • the above-mentioned Redcap UE may specifically be a Redcap UE applied in Release 18.
  • the maximum bandwidth range of the Redcap UE supported by the Redcap UE is 5MHZ.
  • the bandwidth used to transmit the SSB resources of the Redcap UE may be less than or equal to the bandwidth range of the Redcap UE, thereby ensuring that the transmitted SSB resources can always be successfully received by the Redcap UE and decode.
  • the parameters used to transmit the SSB resources of the Redcap UE may include: parameters corresponding to the transmission of the SSB of the Redcap UE; or, parameters of the PBCH dedicated to the transmission of the SSB of the Redcap UE.
  • the parameters corresponding to the SSB of the UE that transmits Redcap may include:
  • the resource dedicated to transmitting the SSB corresponding to the Redcap UE wherein the bandwidth of the resource dedicated to transmitting the SSB corresponding to the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the above-mentioned SSB corresponding to the Redcap UE may be an SSB independently configured by the base station for the Redcap UE.
  • the structure of the SSB corresponding to the Redcap UE may be different from the structure of the SSB corresponding to the normal UE, wherein the normal UE may be a non-Redcap UE and/or a Redcap UE in Release 17, regarding the SSB corresponding to the Redcap UE
  • the normal UE may be a non-Redcap UE and/or a Redcap UE in Release 17, regarding the SSB corresponding to the Redcap UE
  • the above-mentioned resources dedicated to transmitting the SSB corresponding to the Redcap UE may correspond to the first subcarrier interval. In another embodiment of the present disclosure, the above-mentioned resources dedicated to transmitting the SSB corresponding to the Redcap UE may correspond to the first subcarrier spacing and/or the second subcarrier spacing.
  • the above-mentioned first subcarrier spacing may be the subcarrier spacing at which RdeCap UE can receive the complete SSB, or the subcarrier spacing at which RedCap UE can receive the PBCH in SSB; for example, the first The subcarrier spacing can be 15KHZ.
  • the above-mentioned second subcarrier spacing may be any subcarrier spacing except the first subcarrier spacing.
  • the second subcarrier interval may be 30KHZ ⁇ 240KHZ; on these subcarrier intervals, the RdeCapUE cannot receive the complete SSB, or the RdeCapUE cannot receive the PBCH in the SSB.
  • the specific values of the first subcarrier spacing and the second subcarrier spacing are not specifically limited; those skilled in the art can understand that: the first subcarrier spacing is that RdeCap UE can receive the complete The subcarrier spacing of the SSB, or the subcarrier spacing of the PBCH of the SSB in the related art that the RedCap UE can receive; the second subcarrier spacing may be any subcarrier spacing except the first subcarrier spacing.
  • the above-mentioned parameters of the PBCH dedicated to transmitting the SSB of the Redcap UE may include:
  • the frequency domain resource length of each part of time-frequency domain resources is less than or equal to the bandwidth range of Redcap UE, and the frequency domain resources of each part of time-frequency domain resources The length is less than the frequency domain resource length corresponding to the time-frequency domain resource used to transmit the PBCH of the common UE;
  • the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE wherein the length of the frequency domain resource dedicated to transmitting the time-frequency domain resources corresponding to the PBCH corresponding to the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • Step 102 Receive the SSB resource sent by the base station based on the determined parameter of the SSB resource.
  • the method for the Redcap UE to receive the SSB resource sent by the base station will also be different. Wherein, this part of content will be introduced in detail in subsequent embodiments.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 2 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 2, the information transmission method may include the following steps:
  • Step 201 determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include the resources corresponding to the first subcarrier interval of the SSB transmission of the Redcap UE, where the SSB used to transmit The resource bandwidth is less than or equal to the bandwidth range of Redcap UE.
  • the first subcarrier interval may be 15 KHZ, for example.
  • Step 202 Receive SSB resources transmitted by the base station at a first subcarrier interval.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • Fig. 3a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in Fig. 3a, the information transmission method may include the following steps:
  • Step 301a Determine parameters for transmitting SSB resources of the Redcap UE, where the parameters for transmitting SSB resources of the Redcap UE include resources dedicated to transmitting SSB corresponding to the Redcap UE.
  • the resource dedicated to transmitting the SSB corresponding to the Redcap UE may be the first subcarrier interval.
  • the resources dedicated to transmitting the SSB corresponding to the Redcap UE may be the first subcarrier spacing and/or the second subcarrier spacing.
  • the subcarrier spacing corresponding to the SSB transmission of the common UE may be the first subcarrier spacing and/or the second subcarrier spacing.
  • the above-mentioned SSB corresponding to the Redcap UE may be an SSB independently configured by the base station for the Redcap UE.
  • the structure of the SSB corresponding to the Redcap UE is different from the structure corresponding to the SSB of the normal UE.
  • the above-mentioned "the structure of the SSB corresponding to the Redcap UE is different from that of the SSB corresponding to the normal UE” can be embodied as: the structure of the SSB corresponding to the Redcap UE is: corresponding to The frequency domain resource length corresponding to the SSB of the Redcap UE is smaller than the frequency domain resource length corresponding to the SSB of the normal UE.
  • the time-domain resource length corresponding to the SSB of the Redcap UE may be greater than or equal to the time-domain resource length of the SSB of the normal UE.
  • the length of the frequency domain resource corresponding to the SSB of the Redcap UE may be less than or equal to the bandwidth range of the Redcap UE.
  • the frequency domain resource length corresponding to the newly added time domain resource in the SSB of the Redcap UE may be less than or equal to the length of the frequency domain resource used to carry the PSS (Primary Synchronization Signal) in the SSB corresponding to the Redcap UE. , Primary Synchronization Signal) and/or the frequency domain resource length of SSS (Secondary Synchronization Signal, Secondary Synchronization Signal).
  • the number of symbols included in the newly added time domain resource corresponding to the SSB of the Redcap UE may be determined based on a protocol, and/or determined based on an indication of a base station.
  • the above-mentioned SSB corresponding to the Redcap UE when the above-mentioned "the structure of the SSB corresponding to the Redcap UE is different from that of the SSB corresponding to the normal UE", the above-mentioned SSB corresponding to the Redcap UE
  • the time-frequency domain resource mapping method of the PSS, SSS, and PBCH may be: mapping based on the structure corresponding to the SSB of the Redcap UE.
  • the above-mentioned corresponding to the Redcap UE when the above-mentioned "the structure of the SSB corresponding to the Redcap UE is different from that corresponding to the SSB corresponding to the normal UE", the above-mentioned corresponding to the PSS, SSS, and PBCH in the SSB of the Redcap UE
  • the time-frequency domain resource mapping method can be as follows: mapping based on the structure corresponding to the SSB of the ordinary UE, and mapping the data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the ordinary UE to the SSB corresponding to the Redcap UE On the newly added time-frequency domain resources.
  • the structure corresponding to the SSB corresponding to the Redcap UE is different from that corresponding to the SSB corresponding to the ordinary UE
  • the above-mentioned corresponding to the SSB of the Redcap UE among the PSS, SSS, and PBCH At least one of them is different.
  • the structure corresponding to the SSB corresponding to the Redcap UE may be the same as that corresponding to the normal UE.
  • SSB has the same structure.
  • the structure of the SSB corresponding to the Redcap UE may be different from the structure of the SSB corresponding to the normal UE.
  • the structure of the SSB corresponding to the Redcap UE should be the same as the structure corresponding to the SSB of the normal UE different.
  • the SSB corresponding to the Redcap UE is shifted by N frequency domain positions relative to the synchronization grid position corresponding to the SSB of the normal UE;
  • the position of the time domain resources corresponding to the SSB transmission of the Redcap UE is different from the position of the time domain resources corresponding to the SSB transmission of the normal UE (for example, based on the agreement, the two different SSBs can be in different half frames or different systems respectively) frames or on different time slots).
  • N may be an integer.
  • the position of the above-mentioned time-domain resource corresponding to the SSB transmission of the Redcap UE may be determined based on a protocol.
  • the position of the above-mentioned time domain resources corresponding to the SSB transmission of the Redcap UE may be based on base station configuration.
  • the above-mentioned location corresponding to the Redcap UE The position of the time-domain resource during SSB transmission may be based on the indication of the base station.
  • the above N may be determined based on a protocol agreement (for example, for initial cell search, N may be determined based on a protocol agreement).
  • the above N may be determined based on the indication of the base station (for example, for RRM measurement, RLM measurement, beam management, etc., N may be determined based on the indication of the base station).
  • Figure 3b is a schematic structural diagram of an SSB corresponding to a common UE with a subcarrier spacing of 30KHZ provided by an embodiment of the present disclosure
  • Figures 3c-3e are a SSB corresponding to a Redcap UE with a subcarrier spacing of 30KHZ provided by an embodiment of the present disclosure.
  • the use of 30KHZ is just for illustration.
  • the structure corresponding to the SSB of a common UE with a subcarrier spacing of 30 KHZ mainly includes PSS, SSS, and PBCH.
  • the time-domain resource length corresponding to the SSB of a common UE with a subcarrier spacing of 30KHZ is: 4 symbols
  • the frequency-domain resource length is: 20 RB (Resource Block, resource block).
  • PSS and SSS Each occupies 12 RBs (including the guard interval), and PBCH occupies 20 RBs.
  • the corresponding subcarrier spacing of 30KHZ The total bandwidth of the SSB of the common UE exceeds the bandwidth range of the Redcap UE, so that the SSB corresponding to the common UE with a subcarrier spacing of 30KHZ cannot be received and decoded by the Redcap UE.
  • the frequency domain resource length corresponding to the SSB of the Redcap UE with a subcarrier spacing of 30KHZ is 11 RBs, which is smaller than the frequency domain resource length corresponding to the SSB of a normal UE with a subcarrier spacing of 30KHZ.
  • the domain resource length is 20RB
  • the time domain resource length corresponding to the SSB of Redcap UE with a subcarrier spacing of 30KHZ is 6 symbols, which is 4 symbols longer than the time domain resource length corresponding to the SSB of a normal UE with a subcarrier spacing of 30KHZ.
  • At least one SSB can be transmitted in the same time slot, where the transmission positions of different SSBs will be different, so it is usually necessary to determine at least one SSB candidate position,
  • the SSB candidate position is the initial transmission position of different SSBs in the same time slot.
  • the length of the time-domain resource corresponding to the SSB of the Redcap UE is greater than the length of the time-domain resource corresponding to the SSB of the Redcap UE, when transmitting the SSB corresponding to the Redcap UE, if the transmission corresponding to the normal UE
  • the phenomenon that "the current SSB corresponding to the Redcap UE overlaps with the time-domain resources of the immediately following SSB corresponding to the Redcap UE" may occur, thereby affecting the transmission efficiency.
  • it is generally necessary to improve the original method for determining SSB candidate positions that is, the method for determining candidate positions corresponding to SSBs of common UEs).
  • the original SSB candidate position determination methods include the following three methods, namely Case A, Case B, and Case C, and one method can be selected from the above three methods according to the carrier frequency band and SCS and other factors.
  • Candidate positions for SSB are as follows:
  • the first symbol index of the candidate SS/PBCH block needs to be determined according to the SCS of the SS/PBCH block, where the first symbol index of the candidate SS/PBCH block is determined according to the SCS of the SS/PBCH block
  • the method of symbol indexing is as follows, where index 0 corresponds to the first symbol frame of the first slot in a half slot.
  • Case B When the SCS subcarrier spacing is 30kHz, the index of the first symbol of the candidate SS/PBCH block is ⁇ 4,8,16,20 ⁇ +28 n.
  • Case C When the SCS subcarrier spacing is 30kHz, the first symbol of the candidate SS/PBCH block has index ⁇ 2,8 ⁇ +14 n.
  • the adjacent SSB For the structure of the SSB corresponding to the Redcap UE with a subcarrier spacing of 30KHZ, since the length of the time domain resource corresponding to the SSB of the Redcap UE is greater than that corresponding to the normal UE The time-domain resource length of the SSB is 6 symbols. At this time, the time-domain resource length of the SSB corresponding to the Redcap UE will be greater than the initial transmission position of the adjacent SSB determined by Case B, which will make the adjacent SSB SSBs corresponding to Redcap UEs overlap in time domain resources. Therefore, it is necessary to improve the method of Case B, so that using the improved Case B will not cause time-domain resource overlap of the SSB corresponding to the Redcap UE.
  • the improved Case B may include at least one of the following:
  • Improved Case B-1 (the position of the candidate SSB can be determined by using the structure in Figure 3c): when the subcarrier spacing is 30kHz, the index of the first symbol of the candidate SS/PBCH block is ⁇ 2, 8, 16, 22 ⁇ +28*n.
  • n 0,1.
  • Improved Case B-2 (using the structure in Figure 3e to determine the position of the candidate SSB): when the subcarrier spacing is 30kHz, the index of the first symbol of the candidate SS/PBCH block is ⁇ 3, 8, 16, 22 ⁇ +28*n.
  • n 0,1.
  • Step 302 Receive the SSB resource sent by the base station based on the determined parameter of the SSB resource.
  • the method for the Redcap UE to receive the SSB resources sent by the base station based on the determined parameters of the SSB resources may include at least one of the following:
  • the first one is to firstly receive the SSB corresponding to the normal UE at the time-frequency domain position corresponding to the SSB of the normal UE with the first subcarrier interval, and respond to not receiving the SSB corresponding to the normal UE, in the receiving the SSB corresponding to the Redcap UE at a first subcarrier spacing and/or a second subcarrier spacing at a time-frequency domain location dedicated to transmitting resources corresponding to the SSB of the Redcap UE;
  • the second type is to directly receive the SSB corresponding to the Redcap UE at the first subcarrier interval and/or the second subcarrier interval at the time-frequency domain position of the resources dedicated to transmitting the SSB corresponding to the Redcap UE.
  • the SSB reception is performed at the time-frequency domain position corresponding to the SSB of the ordinary UE, wherein, in response to receiving the PSS and SSS, but the PBCH is not successfully received, it is also necessary to use the dedicated Continue to perform PBCH reception at the time-frequency domain position where the resource corresponding to the SSB of the Redcap UE is transmitted.
  • a possible way is to perform HARQ combined decoding on the PBCH in the SSB corresponding to the normal UE and the PBCH in the SSB corresponding to the Redcap UE, wherein the combination requires corresponding
  • the PBCH in the SSB of the Redcap UE carries the same information bits as the PBCH in the SSB corresponding to the normal UE.
  • the UE can determine the frame timing according to the time domain position corresponding to the SSB of the normal UE as the anchor point.
  • HARQ combination is not performed.
  • the content of the PBCH corresponding to the Redcap UE may be the same as or different from the content of the PBCH corresponding to the normal UE.
  • the frame timing determination method is as follows: the UE determines the frame timing according to the time domain position corresponding to the SSB of the common UE as an anchor point. In another embodiment, if different, the frame timing is determined using the time domain position corresponding to the dedicated SSB of the Redcap UE as the anchor point.
  • the Redcap UE specifically uses the first subcarrier spacing or uses the second The carrier spacing or using the first sub-carrier spacing and the second sub-carrier spacing to receive the SSB corresponding to the Redcap UE can be determined according to the carrier frequency band or can be determined based on the configuration and/or indication of the base station, or determined according to the agreement .
  • the subcarrier spacing corresponding to the SSB of the Redcap UE may be determined according to the carrier frequency band. Specifically, for the carrier frequency band that only supports the first subcarrier spacing, the SSB corresponding to the Redcap UE can be received using the first subcarrier spacing, and for the carrier frequency band that only supports the second subcarrier spacing, the second subcarrier spacing can be used The carrier interval receives the SSB corresponding to the Redcap UE. For the carrier frequency band that supports the first subcarrier interval and the second subcarrier interval, the first subcarrier interval and/or the second subcarrier interval can be used to perform frequency scanning to receive This corresponds to the SSB of the Redcap UE.
  • the subcarrier spacing used when receiving the SSB corresponding to the Redcap UE may be determined based on the configuration and/or indication of the base station.
  • the UE can always receive the corresponding subcarrier at the time domain position dedicated to transmitting the resource corresponding to the SSB of the Redcap UE at the first subcarrier interval.
  • SSB in Redcap UE SSB in Redcap UE.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 4 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 4, the information transmission method may include the following steps:
  • Step 401 determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include the resources dedicated to the transmission of the SSB corresponding to the Redcap UE, the resources dedicated to the transmission of the SSB corresponding to the Redcap UE
  • the resource is a resource of the first subcarrier interval.
  • Step 402 Receive the SSB resource sent by the base station based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the Redcap UE
  • the SSB can be successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 5 is a schematic flow diagram of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 5, the information transmission method may include the following steps:
  • Step 501 determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include the resources dedicated to the transmission of the SSB corresponding to the Redcap UE, the resources dedicated to the transmission of the SSB corresponding to the Redcap UE
  • the resources are resources of the first subcarrier interval and/or the second subcarrier interval.
  • Step 502 Receive the SSB resource sent by the base station based on the determined parameter of the SSB resource.
  • the Redcap UE can receive the SSB according to the first subcarrier interval; and/or, the Redcap UE can receive the SSB in the new time-frequency domain resource at the new time PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 6 is a schematic flow diagram of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 6, the information transmission method may include the following steps:
  • Step 601. Determine the parameters used to transmit the SSB resources of the Redcap UE.
  • the parameters used to transmit the SSB resources of the Redcap UE include the parameters of the PBCH dedicated to the transmission of the SSB of the Redcap UE.
  • the parameters of the PBCH dedicated to transmitting the SSB of the Redcap UE may include:
  • the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the bandwidth range of the Redcap UE, and the frequency of each part of the time-frequency domain resources
  • the domain resource length is less than the frequency domain resource length corresponding to the time-frequency domain resources used to transmit the PBCH of the common UE;
  • the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE wherein the length of the frequency domain resource dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • Step 602 Receive the SSB resource sent by the base station based on the determined parameter of the SSB resource.
  • the method of receiving the SSB resource sent by the base station in this step will also be different, and, regarding This part of the content will be introduced in detail in subsequent embodiments.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 7a is a schematic flow diagram of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 7a, the information transmission method may include the following steps:
  • Step 701a determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters of the synchronization signal block SSB resources used to transmit the Redcap UE include at least two parts of the time-frequency domain resources corresponding to the Redcap UE for transmitting the PBCH .
  • the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the bandwidth range of the Redcap UE, and the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the corresponding Frequency domain resource length of the time-frequency domain resource used to transmit the PBCH of the common UE.
  • the above-mentioned at least two parts of time-frequency domain resources corresponding to the Redcap UE for transmitting PBCH may include: a first part of resources and a second part of resources;
  • the first part of resources is the time-frequency domain resource corresponding to the SSB of the normal UE, and is used to transmit data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE;
  • the second part of resources may be different from the above-mentioned time-frequency domain resources corresponding to the SSB of the normal UE, and is used to transmit data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE.
  • Step 702a in response to the subcarrier spacing corresponding to the SSB of the normal UE being the second subcarrier spacing, receiving the PSS, SSS, and Part of the resources receive data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE, and receive data that exceeds the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE in the second part of the resource, wherein the second The partial resource is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE.
  • the frequency domain resource length of the first symbol may be less than or equal to the bandwidth range of the Redcap UE.
  • Figs. 7b-7e are schematic structural diagrams of the SSB corresponding to the Redcap UE sent in step 702a provided by an embodiment of the present disclosure.
  • the PSS and SSS corresponding to the SSB of the Redcap UE are still transmitted at the synchronization grid position corresponding to the SSB of the common UE, and the PBCH corresponding to the SSB of the Redcap UE does not exceed the bandwidth range of the Redcap UE
  • the data (that is, the PBCH data not filled in the shadow in the figure) is transmitted on the first part of resources (corresponding to the synchronization grid position when the data transmission in the SSB of the common UE does not exceed the bandwidth range of the Redcap UE).
  • the data corresponding to the PBCH of the SSB of the common UE exceeding the bandwidth range of the Redcap UE is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE transmission.
  • the data corresponding to the PBCH of the SSB of the common UE exceeding the bandwidth range of the Redcap UE is transmitted in the first symbol after the time-frequency domain resource corresponding to the SSB of the common UE.
  • the data corresponding to the PBCH of the SSB of the normal UE exceeding the bandwidth range of the Redcap UE is transmitted in the first symbol before the time-frequency domain resource corresponding to the SSB of the normal UE.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 8a is a schematic flow diagram of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 8a, the information transmission method may include the following steps:
  • Step 801a determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters of the synchronization signal block SSB resources used to transmit the Redcap UE include at least two parts of the time-frequency domain resources corresponding to the Redcap UE for transmitting the PBCH .
  • the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the bandwidth range of the Redcap UE, and the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the corresponding Frequency domain resource length of the time-frequency domain resource used to transmit the PBCH of the common UE.
  • the above-mentioned at least two parts of time-frequency domain resources corresponding to the Redcap UE for transmitting PBCH may include: a first part of resources and a second part of resources;
  • the first part of resources is the time-frequency domain resource corresponding to the SSB of the normal UE, and is used to transmit data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE;
  • the second part of resources may be different from the above-mentioned time-frequency domain resources corresponding to the SSB of the normal UE, and is used to transmit data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE.
  • Step 802a in response to the subcarrier spacing corresponding to the SSB of the normal UE being the second subcarrier spacing, receiving the PSS, SSS, and Part of the resources receive data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE, and the data that exceeds the bandwidth range of the Redcap UE is received in the PBCH corresponding to the SSB of the normal UE in the second part of resources based on the radio frequency readjustment technology data, wherein the frequency domain positions of the second part of resources are different from those of the first part of resources.
  • FIG. 8b and 8c are schematic structural diagrams of the SSB corresponding to the Redcap UE sent in step 802a provided by an embodiment of the present disclosure.
  • the PSS and SSS corresponding to the SSB of the Redcap UE are still transmitted at the synchronization grid position corresponding to the SSB of the normal UE, and the PBCH corresponding to the SSB of the Redcap UE does not exceed the bandwidth range of the Redcap UE
  • the data (that is, the PBCH data not filled in the shadow in the figure) is transmitted on the first part of resources (corresponding to the synchronization grid position when the data transmission in the SSB of the common UE does not exceed the bandwidth range of the Redcap UE).
  • the data corresponding to the PBCH of the SSB of the common UE exceeding the bandwidth range of the Redcap UE is received in the second part of resources based on the radio frequency retuning technology.
  • the mode of frequency division multiplexing of the second part of resources and the first part of resources may be as shown in FIG. 8b or FIG. 8c, for example.
  • the UE when receiving data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the ordinary UE in the second part of resources through the radio frequency retune technology, the UE needs to first determine the second part The resource is compared with the time domain interval and the frequency domain interval of the first part of resources to ensure the successful reception of data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the ordinary UE.
  • the method for determining the time interval and frequency domain interval of frequency division multiplexing may include:
  • the time domain interval and the frequency domain interval in the frequency division multiplexing are determined based on the indication of the base station.
  • the Redcap UE performs radio frequency readjustment, that is, adjusts the center frequency point of the radio frequency bandwidth from the center frequency point of the first part of resources to the center of the second part of resources Frequency points need to spend a certain amount of time. Based on this, corresponding to the PSS, SSS, and PBCH in the SSB of ordinary UEs that do not exceed the bandwidth range of the Redcap UE, and corresponding to the PBCH in the SSB of ordinary UEs that exceed the Redcap The transmission of data within the UE's bandwidth range requires a guard time interval (for example, the guard symbol shown in Figure 8b and Figure 8c).
  • a guard time interval for example, the guard symbol shown in Figure 8b and Figure 8c.
  • the Redcap UE receives the PSS, SSS in the SSB corresponding to the common UE, and the data in the PBCH that does not exceed the bandwidth range of the Redcap UE, it can have enough time to change the center frequency point of the radio frequency bandwidth from the first part of resources
  • the center frequency point is adjusted to the center frequency point of the second part of resources, so that the subsequent reception of data exceeding the bandwidth range of the Redcap UE in the PBCH in the SSB corresponding to the common UE can be completed based on radio frequency readjustment.
  • the subcarrier spacing of the first part of resources may be the same as that of the second part of resources The subcarriers are equally spaced. In another embodiment of the present disclosure, the subcarrier spacing of the first part of resources may be different from the subcarrier spacing of the second part of resources.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • Fig. 9a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in Fig. 9a, the information transmission method may include the following steps:
  • Step 901a determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE include at least two parts of the time-frequency domain resources corresponding to the Redcap UE for transmitting the PBCH .
  • the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the bandwidth range of the Redcap UE, and the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the corresponding Frequency domain resource length of the time-frequency domain resource used to transmit the PBCH of the common UE.
  • the above-mentioned at least two parts of time-frequency domain resources corresponding to the Redcap UE for transmitting PBCH may include: a first part of resources and a second part of resources;
  • the first part of resources is the time-frequency domain resource corresponding to the SSB of the normal UE, and is used to transmit data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE;
  • the second part of resources may be different from the above-mentioned time-frequency domain resources corresponding to the SSB of the normal UE, and is used to transmit data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE.
  • Step 902a in response to the fact that the subcarrier spacing corresponding to the SSB of the common UE is the second subcarrier spacing, receive the PSS, SSS, and Part of the resources receive data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE, and receive data that exceeds the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE on a part of the resources in the second part of resources For the first part of the data, the second part of the data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE is received on another part of the second part of resources based on the radio frequency readjustment technology.
  • a part of the above-mentioned second part of resources may be the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE, and the above-mentioned second part of resources
  • the other part of resources is frequency division multiplexed with the first part of resources.
  • FIG. 9b-9g is a schematic structural diagram of the SSB corresponding to the Redcap UE sent in step 902a provided by an embodiment of the present disclosure.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • Fig. 10a is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in Fig. 10a, the information transmission method may include the following steps:
  • Step 1001a determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE include time-frequency domain resources dedicated to the transmission of the PBCH corresponding to the Redcap UE.
  • the length of the above-mentioned time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • Step 1002a in response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, receive the PSS, SSS, and PBCH corresponding to the SSB of the normal UE at the synchronization grid position corresponding to the SSB of the normal UE Data within the bandwidth range of the Redcap UE, and all PBCH information corresponding to the SSB of the normal UE is received on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE.
  • the information bits carried by the PBCH corresponding to the synchronization grid position of the SSB of the normal UE are different from those carried by the PBCH on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE.
  • the information bits carried are the same, and combined (for example, it can be combined for HARQ (Hybrid Automatic Repeatrequest, hybrid automatic repeat request)) the PBCH data received by the Redcap UE at the synchronization grid position of the original SSB and the Redcap UE dedicated for transmission correspond to the Redcap PBCH data received on the PBCH time-frequency domain resources of the UE, and based on the symbol position of the PSS and/or SSS as the anchor point for downlink synchronization and frame timing.
  • HARQ Hybrid Automatic Repeatrequest, hybrid automatic repeat request
  • the information bits carried by the PBCH corresponding to the synchronization grid position of the original SSB and the information carried by the PBCH on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE are different, no HARQ combination is performed, and the downlink synchronization and frame timing are performed based on the time domain position dedicated to the transmission of the PBCH corresponding to the Redcap UE as the anchor point.
  • the UE may try to The received PBCH data is decoded, and if the decoding is successful, the UE may not receive data on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE.
  • the UE after the UE receives the data in the PBCH within the bandwidth range of the Redcap UE at the synchronization grid position corresponding to the SSB of the normal UE, it may not decode the received PBCH data, but After receiving data on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE, the PBCH data received by the Redcap UE at the synchronization grid position of the original SSB is combined with the data received by the Redcap UE on the time-frequency domain resources dedicated to transmitting the corresponding Redcap UE The PBCH data received on the time-frequency domain resources of the PBCH.
  • the UE if the UE first receives all the PBCH information in the SSB corresponding to the normal UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE, then it can try to analyze the received
  • the PBCH data is decoded, and if the decoding is successful, the data within the bandwidth range of the Redcap UE in the PBCH may not be received at the synchronization grid position corresponding to the SSB of the common UE.
  • the UE after the UE receives all the PBCH information in the SSB corresponding to the common UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE, it may not perform any processing on the received PBCH data After decoding, it corresponds to the synchronization grid position of the SSB of the ordinary UE.
  • the PBCH data received by the Redcap UE at the synchronization grid position of the original SSB and the Redcap UE are combined.
  • the above-mentioned time-frequency domain resource dedicated to transmitting the PBCH corresponding to the Redcap UE may be before and/or the time-frequency domain resource corresponding to the SSB of the normal UE or the first symbol after it.
  • the above-mentioned method for receiving all the PBCH information in the SSB corresponding to the normal UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE may include: receiving the information in the SSB corresponding to the normal UE on the first symbol All PBCH information.
  • FIG. 10b and FIG. 10c are schematic structural diagrams of the SSB corresponding to the Redcap UE obtained when all the PBCH information in the SSB corresponding to the common UE is received on the first symbol provided by an embodiment of the present disclosure.
  • all New PBCHs in the figure are all PBCH information in the SSB corresponding to ordinary UEs, wherein, in Figure 10b, all the PBCH information in the SSB corresponding to ordinary UEs is in the corresponding
  • the transmission is performed on the first symbol before the time-frequency domain resource of the SSB of the common UE.
  • all the PBCH information in the SSB corresponding to the common UE is transmitted on the first symbol after the time-frequency domain resources corresponding to the SSB of the common UE
  • receiving all the PBCH information in the SSB corresponding to the common UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE may include:
  • the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE are the same as Frequency division multiplexing of time-frequency domain resources corresponding to the SSB of common UEs.
  • FIG. 10d and FIG. 10e are schematic structural diagrams of an SSB corresponding to a Redcap UE obtained when all PBCH information in the SSB corresponding to a common UE is received based on a radio frequency retune technology according to an embodiment of the present disclosure.
  • all the New PBCHs in the figure are all the PBCH information in the SSB corresponding to the common UE, wherein, and, the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE are the same as those corresponding to the
  • the time-frequency domain resource frequency division multiplexing manner of the SSB of a common UE may be as shown in FIG. 10d and FIG. 10e .
  • the method for receiving all the PBCH information in the SSB corresponding to the common UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE may include:
  • a part of resources dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is the first symbol before and/or after the time-frequency domain resources corresponding to the SSB of the common UE, and the resources dedicated to transmission correspond to Another part of the time-frequency domain resource of the PBCH of the Redcap UE is frequency division multiplexed with the time-frequency domain resource corresponding to the SSB of the common UE.
  • Figure 10f and Figure 10g are a schematic structural diagram of the SSB corresponding to the Redcap UE obtained when receiving all the PBCH information in the SSB corresponding to the common UE based on the first symbol and the radio frequency retune technology provided by the embodiment of the present disclosure .
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 11 is a schematic flowchart of an information transmission method provided by another embodiment of the present disclosure, which is applied to a Redcap UE. As shown in FIG. 11, the information transmission method may include the following steps:
  • Step 1101. Determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include time-frequency domain resources dedicated to the transmission of the PBCH corresponding to the Redcap UE.
  • the length of the frequency domain resources dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • Step 1102 in response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, receiving the PSS and SSS in the SSB corresponding to the normal UE at the synchronization grid position corresponding to the SSB of the normal UE , and receiving all the PBCH information in the SSB corresponding to the common UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE.
  • the downlink frame timing can be performed by using the time domain position corresponding to the SSB of the common UE as the anchor point.
  • the data carried on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE may be different from the information bits corresponding to the PBCH data in the SSB of the normal UE (such as PBCH When the SFN and half-frame indication information in the data are different), the downlink frame timing can be performed by using the time domain position corresponding to the PBCH in the SSB of the Redcap UE as the anchor point.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • the Redcap UE specifically uses to receive the SSB resource sent by the base station may be determined based on the indication of the base station, and/or determined based on a protocol.
  • the newly added time domain resource in the SSB corresponding to the Redcap UE may be different from the symbol corresponding to the SSB of the normal UE There is a certain number of interval symbols between them, and the number of interval symbols may be specifically determined based on a protocol, and/or determined based on an indication of a base station.
  • FIG. 12 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 12, the information transmission method may include the following steps:
  • Step 1201. Determine the parameters of the SSB resources used to transmit the Redcap UE.
  • Step 1202 Send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 13 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 13, the information transmission method may include the following steps:
  • Step 1301 determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include the resources corresponding to the first subcarrier interval of the SSB transmission of the Redcap UE, where the SSB used to transmit The resource bandwidth is less than or equal to the bandwidth range of Redcap UE.
  • Step 1302 Send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 14 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 14, the information transmission method may include the following steps:
  • Step 1401. Determine parameters for transmitting SSB resources of the Redcap UE, where the parameters for transmitting the SSB resources of the Redcap UE include resources dedicated to transmitting SSB corresponding to the Redcap UE.
  • Step 1402 Send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 15 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 15, the information transmission method may include the following steps:
  • Step 1501 determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include the resources dedicated to the transmission of the SSB corresponding to the Redcap UE, the resources dedicated to the transmission of the SSB corresponding to the Redcap UE
  • the resource is a resource of the first subcarrier interval.
  • Step 1502 Send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 16 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 16, the information transmission method may include the following steps:
  • Step 1601 determine the parameters used to transmit the SSB resources of the Redcap UE, the parameters used to transmit the SSB resources of the Redcap UE include the resources dedicated to the transmission of the SSB corresponding to the Redcap UE, the resources dedicated to the transmission of the SSB corresponding to the Redcap UE
  • the resources are resources of the first subcarrier interval and/or the second subcarrier interval.
  • Step 1602 Send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 17 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 17, the information transmission method may include the following steps:
  • Step 1701. Determine the parameters used to transmit the SSB resource of the Redcap UE, the parameters used to transmit the SSB resource of the Redcap UE include the parameters of the PBCH dedicated to the transmission of the SSB of the Redcap UE.
  • Step 1702 Send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 18 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 18, the information transmission method may include the following steps:
  • Step 1801 determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters of the synchronization signal block SSB resources used to transmit the Redcap UE include at least two parts of the time-frequency domain resources corresponding to the Redcap UE for transmitting the PBCH .
  • Step 1802 In response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, receive the PSS, SSS, and A part of resources transmits data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE, and sends data that exceeds the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE in the second part of the resources, wherein, the second The partial resource is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 19 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 19, the information transmission method may include the following steps:
  • Step 1901 determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE include at least two parts of the time-frequency domain resources corresponding to the Redcap UE for transmitting the PBCH .
  • Step 1902 In response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, transmit the PSS, SSS, and A part of the resources transmits data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE, and transmits data that exceeds the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE in the second part of resources based on radio frequency readjustment technology data, wherein the second part of resources is frequency division multiplexed with the first part of resources.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 20 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 20, the information transmission method may include the following steps:
  • Step 2001 determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters of the synchronization signal block SSB resources used to transmit the Redcap UE include at least two parts of time-frequency domain resources corresponding to the Redcap UE for transmitting the PBCH .
  • Step 2002 In response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, transmit the PSS, SSS, and A part of the resources transmits data corresponding to the SSB of the normal UE that does not exceed the bandwidth range of the Redcap UE, and sends data that exceeds the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE on a part of the resources of the second part of resources.
  • the second part of the data that exceeds the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE is sent on another part of the second part of resources based on the radio frequency readjustment technology.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 21 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 21, the information transmission method may include the following steps:
  • Step 2101 determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE include time-frequency domain resources dedicated to the transmission of the PBCH corresponding to the Redcap UE.
  • Step 2102 In response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, transmit the PSS, SSS, and PBCH corresponding to the SSB of the normal UE at the synchronization grid position corresponding to the SSB of the normal UE Data within the bandwidth range of the Redcap UE, and all PBCH information corresponding to the SSB of the normal UE is sent on the time-frequency domain resources dedicated to the transmission of the PBCH corresponding to the Redcap UE.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • FIG. 22 is a schematic flowchart of an information transmission method provided by an embodiment of the present disclosure, which is applied to a base station. As shown in FIG. 22, the information transmission method may include the following steps:
  • Step 2201 determine the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE, the parameters used to transmit the synchronization signal block SSB resources of the Redcap UE include time-frequency domain resources dedicated to the transmission of the PBCH corresponding to the Redcap UE.
  • Step 2202 In response to the fact that the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing, transmit the PSS and SSS in the SSB corresponding to the normal UE at the synchronization grid position corresponding to the SSB of the normal UE , and sending all the PBCH information in the SSB corresponding to the common UE on the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • Fig. 23 is a schematic structural diagram of an information transmission device provided by an embodiment of the present disclosure. As shown in Fig. 12, the device 1200 may include:
  • Determination module 2301 configured to determine parameters used to transmit the SSB resource of the synchronization signal block of the Redcap UE, wherein the parameter used to transmit the SSB resource is: a parameter corresponding to the SSB transmission of the Redcap UE; or, dedicated to transmission Parameters of the PBCH of the SSB of the Redcap UE;
  • the receiving module 2302 is configured to receive the SSB resources sent by the base station based on the determined parameters of the SSB resources.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • the parameters corresponding to transmitting the SSB of the Redcap UE include:
  • the resource dedicated to transmitting the SSB corresponding to the Redcap UE wherein the bandwidth of the resource dedicated to transmitting the SSB corresponding to the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the first subcarrier interval is 15 kilohertz KHZ.
  • the resource dedicated to transmitting the SSB corresponding to the Redcap UE is the first subcarrier interval
  • the resources dedicated to transmitting the SSB corresponding to the Redcap UE are the first subcarrier spacing and/or the second subcarrier spacing;
  • the second subcarrier spacing includes any subcarrier spacing except the first subcarrier spacing.
  • the parameters of the PBCH dedicated to transmitting the SSB of the Redcap UE include:
  • the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the bandwidth range of the Redcap UE, and the frequency of each part of the time-frequency domain resources
  • the domain resource length is less than the frequency domain resource length corresponding to the time-frequency domain resources used to transmit the PBCH of the common UE;
  • the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE wherein the length of the frequency domain resource dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the receiving module is also used for:
  • the structure of the SSB corresponding to the Redcap UE in response to the parameter corresponding to transmitting the SSB of the Redcap UE including resources dedicated to transmitting the SSB corresponding to the Redcap UE, the structure of the SSB corresponding to the Redcap UE is: : The length of the frequency domain resource corresponding to the SSB of the Redcap UE is less than the length of the frequency domain resource corresponding to the SSB of the normal UE, and the length of the time domain resource corresponding to the SSB of the Redcap UE is greater than or equal to that of the SSB of the normal UE Time domain resource length.
  • the length of the frequency domain resource corresponding to the SSB of the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the time-frequency domain resource mapping method corresponding to the PSS, SSS, and PBCH in the SSB of the Redcap UE is: mapping based on the structure of the SSB corresponding to the Redcap UE.
  • the time-frequency domain resource mapping method corresponding to the PSS, SSS, and PBCH in the SSB of the Redcap UE is: perform mapping based on the structure corresponding to the SSB of the common UE, and Mapping data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE to the newly added time-frequency domain resources in the SSB corresponding to the Redcap UE.
  • the structure of the SSB corresponding to the Redcap UE is different from that of the SSB corresponding to the normal UE;
  • the SSB corresponding to the Redcap UE is different from the time-frequency domain resources corresponding to the SSB corresponding to the normal UE during transmission;
  • the SSB corresponding to the Redcap UE is different from the SSB corresponding to the common UE at the time of transmission of the subcarrier spacing.
  • the frequency domain resource length of the newly added time domain resource in the SSB corresponding to the Redcap UE is smaller than the length of the frequency domain resource used to bear the PSS and/or in the SSB corresponding to the Redcap UE Frequency domain resource length of SSS.
  • the SSB corresponding to the Redcap UE is shifted by N frequency domain positions relative to the synchronization grid position corresponding to the SSB of the normal UE, where N is an integer;
  • the position of the time domain resource corresponding to the SSB transmission of the Redcap UE is different from the position of the time domain resource corresponding to the SSB transmission of the common UE.
  • the position of the time domain resource corresponding to the SSB transmission of the Redcap UE is determined based on a protocol, and/or, the time domain corresponding to the SSB transmission of the Redcap UE
  • the location of the resource is based on the configuration of the base station, and/or, the location of the time domain resource corresponding to the SSB transmission of the Redcap UE is based on the indication of the base station.
  • the device is also used for:
  • the N is determined based on the indication of the base station.
  • the receiving module is also used for:
  • the SSB corresponding to the normal UE is received with the first subcarrier interval, and in response to not receiving the SSB corresponding to the normal UE, in the corresponding receiving the SSB corresponding to the Redcap UE with a first subcarrier spacing and/or a second subcarrier spacing at a time domain position of a resource of the SSB of the Redcap UE; and/or
  • the SSB corresponding to the Redcap UE is received at the first subcarrier spacing and/or the second subcarrier spacing directly at the time domain location of the resources dedicated to transmitting the SSB corresponding to the Redcap UE.
  • the at least two parts of time-frequency domain resources corresponding to the Redcap UE for transmitting PBCH include: a first part of resources and a second part of resources;
  • the first part of resources is the time-frequency domain resource corresponding to the SSB corresponding to the normal UE, and is used to transmit data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE;
  • the second part of resources is used to transmit data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE.
  • the receiving module is also used for:
  • the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing
  • receiving the PSS, the SSS, and the PSS in the SSB corresponding to the normal UE at the synchronization grid position corresponding to the SSB of the normal UE and
  • the first part of resources receives the data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE, and receives the data exceeding the bandwidth range of the PBCH corresponding to the SSB of the common UE in the second part of resources
  • the data of the bandwidth range of the Redcap UE, wherein the second part of the resource is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE.
  • the receiving module is also used for:
  • the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing
  • receiving the PSS, the SSS, and the PSS in the SSB corresponding to the normal UE at the synchronization grid position corresponding to the SSB of the normal UE and
  • the first part of resources receives the data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE, and receives the SSB corresponding to the common UE in the second part of resources based on radio frequency readjustment technology
  • the receiving module is also used for:
  • the subcarrier spacing corresponding to the SSB of the normal UE is the second subcarrier spacing
  • the first part of resources receives the data in the PBCH corresponding to the SSB of the common UE that does not exceed the bandwidth range of the Redcap UE, and receives the data corresponding to the SSB of the common UE on a part of the second part of resources
  • the first part of the data in the PBCH that exceeds the bandwidth range of the Redcap UE is received on another part of the second part of resources based on radio frequency readjustment technology.
  • a part of the second part of the resources is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE, and another part of the second part of the resources is the same as the The first part of resources is frequency division multiplexed.
  • the receiving module is also used for:
  • the receiving module is also used for:
  • the time-frequency domain resource dedicated to transmitting the PBCH corresponding to the Redcap UE is the first time-frequency domain resource before and/or after the time-frequency domain resource corresponding to the SSB of the common UE a symbol.
  • the receiving module is also used for:
  • the time-frequency domain resource is frequency division multiplexed with the time-frequency domain resource corresponding to the SSB of the common UE.
  • the receiving module is also used for:
  • the part of the resources dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is the first symbol before and/or after the time-frequency domain resources corresponding to the SSB of the common UE, and the resources dedicated to transmitting Another part of the time-frequency domain resource corresponding to the PBCH of the Redcap UE is frequency division multiplexed with the time-frequency domain resource corresponding to the SSB of the common UE.
  • the frequency-domain resource length of the first symbol is less than or equal to the bandwidth range of the Redcap UE.
  • the device is also used for:
  • the time domain interval and the frequency domain interval in the frequency division multiplexing are determined based on the indication of the base station.
  • Fig. 24 is a schematic structural diagram of an information transmission device provided by another embodiment of the present disclosure. As shown in Fig. 12, the device 2400 may include:
  • Determining module 2401 configured to determine parameters used to transmit the SSB resources of the synchronization signal block of the Redcap UE, wherein the parameters used to transmit the SSB resources are: parameters corresponding to the SSB transmission of the Redcap UE; or, dedicated to transmission Parameters of the PBCH of the SSB of the Redcap UE;
  • the sending module 2402 is configured to send the SSB resource to the UE based on the determined parameter of the SSB resource.
  • the UE can receive the SSB according to the first subcarrier interval; and/or, the UE can determine new time-frequency domain resources, and receive PBCH sent by frequency domain resources.
  • the above-mentioned first subcarrier spacing satisfies: when the SSB uses the first subcarrier spacing, the bandwidth of the SSB is less than or equal to the bandwidth range of the Redcap UE, that is, when the subcarrier spacing of the SSB is the first subcarrier spacing, the UE can The SSB was successfully received and decoded.
  • the frequency domain resource length of the above-mentioned new time-frequency domain resource is less than or equal to the bandwidth range of the Redcap UE, that is, no matter what the subcarrier spacing corresponding to the SSB corresponding to the common UE is, the UE can always successfully receive the new time-frequency domain resource of the base station.
  • the PBCH sent by the time-frequency domain resource can ensure that the UE can successfully receive the SSB of the first subcarrier interval, and/or, the PBCH sent by the base station in the new time-frequency domain resource improves the transmission stability.
  • the parameters corresponding to transmitting the SSB of the Redcap UE include:
  • the resource dedicated to transmitting the SSB corresponding to the Redcap UE wherein the bandwidth of the resource dedicated to transmitting the SSB corresponding to the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the first subcarrier interval is 15 kilohertz KHZ.
  • the resource dedicated to transmitting the SSB corresponding to the Redcap UE is the first subcarrier interval
  • the resources dedicated to transmitting the SSB corresponding to the Redcap UE are the first subcarrier spacing and/or the second subcarrier spacing;
  • the second subcarrier spacing includes any subcarrier spacing except the first subcarrier spacing.
  • the parameters of the PBCH dedicated to transmitting the SSB of the Redcap UE include:
  • the frequency domain resource length of each part of the time-frequency domain resources is less than or equal to the bandwidth range of the Redcap UE, and the frequency of each part of the time-frequency domain resources
  • the domain resource length is less than the frequency domain resource length corresponding to the time-frequency domain resources used to transmit the PBCH of the common UE;
  • the time-frequency domain resources dedicated to transmitting the PBCH corresponding to the Redcap UE wherein the length of the frequency domain resource dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the structure of the SSB corresponding to the Redcap UE in response to the parameter corresponding to transmitting the SSB of the Redcap UE including resources dedicated to transmitting the SSB corresponding to the Redcap UE, the structure of the SSB corresponding to the Redcap UE is: : The length of the frequency domain resource corresponding to the SSB of the Redcap UE is less than the length of the frequency domain resource corresponding to the SSB of the normal UE, and the length of the time domain resource corresponding to the SSB of the Redcap UE is greater than or equal to that of the SSB of the normal UE Time domain resource length.
  • the length of the frequency domain resource corresponding to the SSB of the Redcap UE is less than or equal to the bandwidth range of the Redcap UE.
  • the time-frequency domain resource mapping method corresponding to the PSS, SSS, and PBCH in the SSB of the Redcap UE is: mapping based on the structure of the SSB corresponding to the Redcap UE.
  • the time-frequency domain resource mapping method corresponding to the PSS, SSS, and PBCH in the SSB of the Redcap UE is: perform mapping based on the structure corresponding to the SSB of the common UE, and Mapping data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE to the newly added time-frequency domain resources in the SSB corresponding to the Redcap UE.
  • the structure of the SSB corresponding to the Redcap UE is different from that of the SSB corresponding to the normal UE;
  • the SSB corresponding to the Redcap UE is different from the time-frequency domain resources corresponding to the SSB corresponding to the normal UE during transmission;
  • the SSB corresponding to the Redcap UE is different from the SSB corresponding to the common UE at the time of transmission of the subcarrier spacing.
  • the frequency domain resource length of the newly added time domain resource in the SSB corresponding to the Redcap UE is smaller than the length of the frequency domain resource used to bear the PSS and/or in the SSB corresponding to the Redcap UE Frequency domain resource length of SSS.
  • the SSB corresponding to the Redcap UE is shifted by N frequency domain positions relative to the synchronization grid position corresponding to the SSB of the normal UE, where N is an integer;
  • the position of the time domain resource corresponding to the SSB transmission of the Redcap UE is different from the position of the time domain resource corresponding to the SSB transmission of the common UE.
  • the position of the time domain resource corresponding to the SSB transmission of the Redcap UE is determined based on a protocol, and/or, the time domain corresponding to the SSB transmission of the Redcap UE
  • the location of the resource is based on the configuration of the base station, and/or, the location of the time domain resource corresponding to the SSB transmission of the Redcap UE is based on the indication of the base station.
  • the device is also used for:
  • the N is determined based on the indication of the base station.
  • the at least two parts of time-frequency domain resources corresponding to the Redcap UE for transmitting PBCH include: a first part of resources and a second part of resources;
  • the first part of resources is the time-frequency domain resource corresponding to the SSB corresponding to the normal UE, and is used to transmit data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the normal UE;
  • the second part of resources is used to transmit data exceeding the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE.
  • the sending module is also used for:
  • the first part of resources sends the data that does not exceed the bandwidth range of the Redcap UE in the PBCH corresponding to the SSB of the common UE, and sends the data that exceeds the bandwidth range of the PBCH corresponding to the SSB of the common UE in the second part of resources.
  • the data of the bandwidth range of the Redcap UE, wherein the second part of the resource is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE.
  • the sending module is also used for:
  • the first part of resources transmits the data in the PBCH corresponding to the SSB of the common UE that does not exceed the bandwidth range of the Redcap UE, and transmits the SSB corresponding to the common UE in the second part of resources based on radio frequency readjustment technology
  • the sending module is also used for:
  • the first part of resources sends the data in the PBCH corresponding to the SSB of the common UE that does not exceed the bandwidth range of the Redcap UE, and sends the data corresponding to the SSB of the common UE on a part of the resources in the second part of resources
  • the first part of the data in the PBCH that exceeds the bandwidth range of the Redcap UE is sent on another part of the second part of the resources based on the radio frequency readjustment technology.
  • the second part of the bandwidth range data is sent on another part of the second part of the resources based on the radio frequency readjustment technology.
  • a part of the second part of the resources is the first symbol before and/or after the time-frequency domain resource corresponding to the SSB of the common UE, and another part of the second part of the resources is the same as the The first part of resources is frequency division multiplexed.
  • the sending module is also used for:
  • the sending module is also used for:
  • the time-frequency domain resource dedicated to transmitting the PBCH corresponding to the Redcap UE is the first time-frequency domain resource before and/or after the time-frequency domain resource corresponding to the SSB of the common UE a symbol.
  • the sending module is also used for:
  • the time-frequency domain resource is frequency division multiplexed with the time-frequency domain resource corresponding to the SSB of the common UE.
  • the sending module is also used for:
  • the part of the resources dedicated to transmitting the time-frequency domain resources corresponding to the PBCH of the Redcap UE is the first symbol before and/or after the time-frequency domain resources corresponding to the SSB of the common UE, and the resources dedicated to transmitting Another part of the time-frequency domain resource corresponding to the PBCH of the Redcap UE is frequency division multiplexed with the time-frequency domain resource corresponding to the SSB of the common UE.
  • the frequency-domain resource length of the first symbol is less than or equal to the bandwidth range of the Redcap UE.
  • the device is also used for:
  • the time domain interval and the frequency domain interval in the frequency division multiplexing are determined based on the indication of the base station.
  • Fig. 25 is a block diagram of a user equipment UE2500 provided by an embodiment of the present disclosure.
  • the UE2500 can be a mobile phone, a computer, a digital broadcasting terminal device, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, and the like.
  • UE2500 may include at least one of the following components: a processing component 2502, a memory 2504, a power supply component 2506, a multimedia component 2508, an audio component 2510, an input/output (I/O) interface 2512, a sensor component 2513, and a communication component 2516.
  • a processing component 2502 may include at least one of the following components: a processing component 2502, a memory 2504, a power supply component 2506, a multimedia component 2508, an audio component 2510, an input/output (I/O) interface 2512, a sensor component 2513, and a communication component 2516.
  • a processing component 2502 may include at least one of the following components: a processing component 2502, a memory 2504, a power supply component 2506, a multimedia component 2508, an audio component 2510, an input/output (I/O) interface 2512, a sensor component 2513, and a communication component 2516.
  • I/O input/output
  • Processing component 2502 generally controls the overall operations of UE 2500, such as those associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 2502 may include at least one processor 2520 to execute instructions to complete all or part of the steps of the above-mentioned method.
  • processing component 2502 can include at least one module to facilitate interaction between processing component 2502 and other components.
  • processing component 2502 may include a multimedia module to facilitate interaction between multimedia component 2508 and processing component 2502 .
  • the memory 2504 is configured to store various types of data to support operations at the UE 2500 . Examples of such data include instructions for any application or method operating on the UE2500, contact data, phonebook data, messages, pictures, videos, etc.
  • the memory 2504 can be realized by any type of volatile or non-volatile storage device or their combination, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic or Optical Disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EPROM erasable Programmable Read Only Memory
  • PROM Programmable Read Only Memory
  • ROM Read Only Memory
  • Magnetic Memory Flash Memory
  • Magnetic or Optical Disk Magnetic Disk
  • the power supply component 2506 provides power to various components of the UE 2500.
  • Power components 2506 may include a power management system, at least one power supply, and other components associated with generating, managing, and distributing power for UE 2500 .
  • the multimedia component 2508 includes a screen providing an output interface between the UE 2500 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user.
  • the touch panel includes at least one touch sensor to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense a boundary of a touch or slide action, but also detect a wake-up time and pressure related to the touch or slide operation.
  • the multimedia component 2508 includes a front camera and/or a rear camera. When UE2500 is in operation mode, such as shooting mode or video mode, the front camera and/or rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capability.
  • the audio component 2510 is configured to output and/or input audio signals.
  • the audio component 2510 includes a microphone (MIC), which is configured to receive an external audio signal when the UE 2500 is in an operation mode, such as a call mode, a recording mode, and a voice recognition mode. Received audio signals may be further stored in memory 2504 or sent via communication component 2516 .
  • the audio component 2510 also includes a speaker for outputting audio signals.
  • the I/O interface 2512 provides an interface between the processing component 2502 and the peripheral interface module, and the above-mentioned peripheral interface module can be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: a home button, volume buttons, start button, and lock button.
  • the sensor component 2513 includes at least one sensor, which is used to provide various aspects of state assessment for the UE 2500 .
  • the sensor component 2513 can detect the open/close state of the device 2500, the relative positioning of components, such as the display and the keypad of the UE2500, the sensor component 2513 can also detect the position change of the UE2500 or a component of the UE2500, and the user and Presence or absence of UE2500 contact, UE2500 orientation or acceleration/deceleration and temperature change of UE2500.
  • the sensor assembly 2513 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact.
  • the sensor assembly 2513 may also include an optical sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor component 2513 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor or a temperature sensor.
  • Communication component 2516 is configured to facilitate wired or wireless communications between UE 2500 and other devices.
  • UE2500 can access wireless networks based on communication standards, such as WiFi, 2G or 3G, or their combination.
  • the communication component 2516 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
  • the communication component 2516 also includes a near field communication (NFC) module to facilitate short-range communication.
  • NFC near field communication
  • the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID Radio Frequency Identification
  • IrDA Infrared Data Association
  • UWB Ultra Wideband
  • Bluetooth Bluetooth
  • UE2500 may be powered by at least one Application Specific Integrated Circuit (ASIC), Digital Signal Processor (DSP), Digital Signal Processing Device (DSPD), Programmable Logic Device (PLD), Field Programmable Gate Array ( FPGA), controller, microcontroller, microprocessor or other electronic components for implementing the above method.
  • ASIC Application Specific Integrated Circuit
  • DSP Digital Signal Processor
  • DSPD Digital Signal Processing Device
  • PLD Programmable Logic Device
  • FPGA Field Programmable Gate Array
  • controller microcontroller, microprocessor or other electronic components for implementing the above method.
  • Fig. 26 is a block diagram of a base station 2600 provided by an embodiment of the present application.
  • base station 2600 may be provided as a base station.
  • the base station 2600 includes a processing component 2611, which further includes at least one processor, and a memory resource represented by a memory 2632 for storing instructions executable by the processing component 2622, such as application programs.
  • the application programs stored in memory 2632 may include one or more modules each corresponding to a set of instructions.
  • the processing component 2626 is configured to execute instructions, so as to execute any of the aforementioned methods applied to the base station, for example, the method shown in FIG. 1 .
  • Base station 2600 may also include a power component 2626 configured to perform power management of base station 2600, a wired or wireless network interface 2650 configured to connect base station 2600 to a network, and an input output (I/O) interface 2658.
  • the base station 2600 can operate based on an operating system stored in the memory 2632, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, Free BSDTM or similar.
  • the methods provided in the embodiments of the present disclosure are introduced from the perspectives of the base station, UE, and RIS array respectively.
  • the base station and the UE may include hardware structures and software modules, and implement the above functions in the form of hardware structures, software modules, or hardware structures plus software modules.
  • a certain function among the above-mentioned functions may be implemented in the form of a hardware structure, a software module, or a hardware structure plus a software module.
  • the methods provided in the embodiments of the present disclosure are introduced from the perspectives of the base station, UE, and RIS array respectively.
  • the network side device and the UE may include a hardware structure and a software module, and implement the above functions in the form of a hardware structure, a software module, or a hardware structure plus a software module.
  • a certain function among the above-mentioned functions may be implemented in the form of a hardware structure, a software module, or a hardware structure plus a software module.
  • the communication device may include a transceiver module and a processing module.
  • the transceiver module may include a sending module and/or a receiving module, the sending module is used to realize the sending function, the receiving module is used to realize the receiving function, and the sending and receiving module can realize the sending function and/or the receiving function.
  • the communication device may be a terminal device (such as the terminal device in the foregoing method embodiments), or a device in the terminal device, or a device that can be matched with the terminal device.
  • the communication device may be a network device, or a device in the network device, or a device that can be matched with the network device.
  • the communication device may be a network device, or a terminal device (such as the terminal device in the above method embodiment), or a chip, a chip system, or a processor that supports the network device to implement the above method, or it may be a terminal device that supports A chip, a chip system, or a processor for realizing the above method.
  • the device can be used to implement the methods described in the above method embodiments, and for details, refer to the descriptions in the above method embodiments.
  • a communications device may include one or more processors.
  • the processor may be a general purpose processor or a special purpose processor or the like.
  • it can be a baseband processor or a central processing unit.
  • the baseband processor can be used to process communication protocols and communication data
  • the central processor can be used to control communication devices (such as network side equipment, baseband chips, terminal equipment, terminal equipment chips, DU or CU, etc.)
  • a computer program that processes data for a computer program.
  • the communication device may further include one or more memories, on which computer programs may be stored, and the processor executes the computer programs, so that the communication device executes the methods described in the foregoing method embodiments.
  • data may also be stored in the memory.
  • the communication device and the memory can be set separately or integrated together.
  • the communication device may further include a transceiver and an antenna.
  • the transceiver may be referred to as a transceiver unit, a transceiver, or a transceiver circuit, etc., and is used to implement a transceiver function.
  • the transceiver may include a receiver and a transmitter, and the receiver may be called a receiver or a receiving circuit for realizing a receiving function; the transmitter may be called a transmitter or a sending circuit for realizing a sending function.
  • the communication device may further include one or more interface circuits.
  • the interface circuit is used to receive code instructions and transmit them to the processor.
  • the processor executes the code instructions to enable the communication device to execute the methods described in the foregoing method embodiments.
  • the communication device is a terminal device (such as the terminal device in the above method embodiment): the processor is configured to execute the method shown in FIG. 8 .
  • the communication device is a network device: the transceiver is used to execute the method shown in any one of Fig. 6-Fig. 7 .
  • the communication device is an RIS array: the transceiver is used to execute the method shown in any one of Fig. 1-Fig. 5 .
  • the processor may include a transceiver for implementing receiving and transmitting functions.
  • the transceiver may be a transceiver circuit, or an interface, or an interface circuit.
  • the transceiver circuits, interfaces or interface circuits for realizing the functions of receiving and sending can be separated or integrated together.
  • the above-mentioned transceiver circuit, interface or interface circuit may be used for reading and writing code/data, or the above-mentioned transceiver circuit, interface or interface circuit may be used for signal transmission or transmission.
  • the processor may store a computer program, and the computer program runs on the processor to enable the communication device to execute the methods described in the foregoing method embodiments.
  • a computer program may be embedded in a processor, in which case the processor may be implemented by hardware.
  • the communication device may include a circuit, and the circuit may implement the function of sending or receiving or communicating in the foregoing method embodiments.
  • the processors and transceivers described in this disclosure can be implemented on integrated circuits (integrated circuits, ICs), analog ICs, radio frequency integrated circuits (RFICs), mixed signal ICs, application specific integrated circuits (ASICs), printed circuit boards ( printed circuit board, PCB), electronic equipment, etc.
  • the processor and transceiver can also be fabricated using various IC process technologies such as complementary metal oxide semiconductor (CMOS), nMetal-oxide-semiconductor (NMOS), P-type Metal oxide semiconductor (positive channel metal oxide semiconductor, PMOS), bipolar junction transistor (bipolar junction transistor, BJT), bipolar CMOS (BiCMOS), silicon germanium (SiGe), gallium arsenide (Gas), etc.
  • CMOS complementary metal oxide semiconductor
  • NMOS nMetal-oxide-semiconductor
  • PMOS bipolar junction transistor
  • BJT bipolar CMOS
  • SiGe silicon germanium
  • Gas gallium arsenide
  • the communication device described in the above embodiments may be a network device or a terminal device (such as the terminal device in the above method embodiments), but the scope of the communication device described in this disclosure is not limited thereto, and the structure of the communication device may not be affected by limits.
  • a communication device may be a stand-alone device or may be part of a larger device.
  • the communication device may be:
  • a set of one or more ICs may also include storage components for storing data and computer programs;
  • ASIC such as modem (Modem);
  • the communications device may be a chip or system-on-a-chip
  • the chip includes a processor and an interface.
  • the number of processors may be one or more, and the number of interfaces may be more than one.
  • the chip also includes a memory, which is used to store necessary computer programs and data.
  • An embodiment of the present disclosure also provides a system for determining the duration of a side link, the system includes a communication device as a terminal device (such as the first terminal device in the method embodiment above) in the above embodiment and a communication device as a network device, Alternatively, the system includes a communication device serving as a terminal device in the above embodiment (such as the first terminal device in the above method embodiment) and a communication device serving as a network device.
  • the present disclosure also provides a readable storage medium on which instructions are stored, and when the instructions are executed by a computer, the functions of any one of the above method embodiments are realized.
  • the present disclosure also provides a computer program product, which implements the functions of any one of the above method embodiments when executed by a computer.
  • all or part of them may be implemented by software, hardware, firmware or any combination thereof.
  • software When implemented using software, it may be implemented in whole or in part in the form of a computer program product.
  • the computer program product comprises one or more computer programs. When the computer program is loaded and executed on the computer, all or part of the processes or functions according to the embodiments of the present disclosure will be generated.
  • the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable devices.
  • the computer program can be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer program can be downloaded from a website, computer, server or data center Transmission to another website site, computer, server or data center by wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as 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 or a data center integrated with one or more available media.
  • the available medium may be a magnetic medium (for example, a floppy disk, a hard disk, a magnetic tape), an optical medium (for example, a high-density digital video disc (digital video disc, DVD)), or a semiconductor medium (for example, a solid state disk (solid state disk, SSD)) etc.
  • a magnetic medium for example, a floppy disk, a hard disk, a magnetic tape
  • an optical medium for example, a high-density digital video disc (digital video disc, DVD)
  • a semiconductor medium for example, a solid state disk (solid state disk, SSD)
  • At least one in the present disclosure can also be described as one or more, and a plurality can be two, three, four or more, and the present disclosure is not limited.
  • the technical feature is distinguished by "first”, “second”, “third”, “A”, “B”, “C” and “D”, etc.
  • the technical features described in the “first”, “second”, “third”, “A”, “B”, “C” and “D” have no sequence or order of magnitude among the technical features described.

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Abstract

La présente divulgation appartient au domaine technique des communications. Sont décrits un procédé et un appareil de transmission d'informations, et un dispositif/support de stockage. Le procédé comprend les étapes consistant à : déterminer un paramètre pour transmettre une ressource de bloc de signal de synchronisation (SSB) d'un UE Redcap, le paramètre de transmission de la ressource SSB étant un paramètre permettant de transmettre de manière correspondante un SSB de l'UE Redcap, ou, un paramètre d'un PBCH dédié à la transmission du SSB de l'UE Redcap ; et sur la base du paramètre déterminé de la ressource SSB, recevoir une ressource SSB qui est envoyée par une station de base. Au moyen du procédé décrit dans la présente divulgation, indépendamment du fait de savoir si un espace de sous-porteuse correspondant à un SSB d'un UE Redcap est un quelconque espace de sous-porteuse, il peut être garanti que l'UE Redcap peut décoder avec succès des informations dans le SSB et que le SSB est transmis avec succès.
PCT/CN2021/137264 2021-12-10 2021-12-10 Procédé et appareil de transmission d'informations, et dispositif/support de stockage WO2023102946A1 (fr)

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