WO2018196555A1 - Procédé et appareil d'indication d'attribution de ressources, dispositif côté réseau, et équipement utilisateur - Google Patents

Procédé et appareil d'indication d'attribution de ressources, dispositif côté réseau, et équipement utilisateur Download PDF

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WO2018196555A1
WO2018196555A1 PCT/CN2018/081351 CN2018081351W WO2018196555A1 WO 2018196555 A1 WO2018196555 A1 WO 2018196555A1 CN 2018081351 W CN2018081351 W CN 2018081351W WO 2018196555 A1 WO2018196555 A1 WO 2018196555A1
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Prior art keywords
resource
pucch
pucch resource
candidate
pusch
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PCT/CN2018/081351
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English (en)
Chinese (zh)
Inventor
邵华
侯雪颖
夏亮
杨光
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中国移动通信有限公司研究院
中国移动通信集团有限公司
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Publication of WO2018196555A1 publication Critical patent/WO2018196555A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • 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 communications technologies, and in particular, to a resource allocation indication method, apparatus, network side device, and user equipment.
  • 5G fifth generation
  • a Physical Uplink Control Channel In a 4G Long Term Evolution (LTE) network, a Physical Uplink Control Channel (PUCCH) is usually transmitted on both sides of the system bandwidth.
  • PUCCH Physical Uplink Control Channel
  • 4G makes full use of frequency diversity in PUCCH transmission, that is, in the previous slot (0 ms) of the same subframe (1 ms), the PUCCH is at the edge of the system bandwidth or In a resource block (RB) near the edge, in the next slot 1, the PUCCH is transmitted in one RB near the other edge or edge of the system bandwidth, as shown in FIG.
  • PUCCH is designed to transmit at both ends of the system bandwidth, mainly for the following reasons:
  • Frequency hopping can be used to obtain frequency diversity gain
  • the UE uplink uses the Discrete Fourier Transform-Spread-Orthogonal Frequency Division Multiplexing (DFT-S-OFDM) technology.
  • DFT-S-OFDM Discrete Fourier Transform-Spread-Orthogonal Frequency Division Multiplexing
  • the class signal needs to be transmitted by using consecutive RBs; when the PUCCH is placed at both ends of the system bandwidth, a complete RB may be used for the physical uplink shared channel (PUSCH) transmission; and if the PUCCH is placed in the system In the middle of the bandwidth, the system bandwidth will be divided into several parts, and the PUSCH can only transmit by using the RB on one side, thereby reducing the uplink throughput rate of the single UE and the system.
  • PUSCH physical uplink shared channel
  • the 5G system has a wide bandwidth (up to 400MHz), and the bandwidth of each UE in the 5G system may be different because the 5G system needs to meet the transmission requirements of various UEs in different scenarios. Therefore, if the same PUCCH design scheme as in 4G is adopted in 5G and the PUCCH is placed at both ends of the system bandwidth, the following problems may occur:
  • PUSCH and PUCCH can be transmitted simultaneously; if the PUCCH area is controlled at both ends of the system bandwidth, the working bandwidth is Small UEs will not be able to transmit PUSCH and PUCCH simultaneously at the same time;
  • the PUCCH is placed at both ends of the working bandwidth of the UE. Since the bandwidths of different UEs are different, the uplink resources may be severely fragmented. In this case, the following problems may occur for terminals that need to transmit PUSCH:
  • Cyclic Prefix-Orthogonal Frequency Division Multiplexing (CP-OFDM) UE for constant peak power Although such UE can use the discontinuous spectrum for uplink transmission, the system needs to notify the UE that The frequency domain location is occupied, so that the UE selects an appropriate coding mode, and the corresponding occupied location is punctured for resource mapping; if the uplink resource is too fragmented and the punching location is large, the process of notifying the UE by the system will be complicated and costly. More resources.
  • An object of the present disclosure is to provide a resource allocation indication method, apparatus, network side device, and user equipment to implement a PUCCH resource allocation indication scheme applicable in a 5G system or a communication system similar to a 5G system.
  • the disclosure provides a resource allocation indication method, which is applied to a network side, and includes:
  • the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by the PUCCH of the UE, and/or a resource in the candidate PUCCH resource region;
  • the method before the step of sending the PUCCH resource indication information to the UE, the method further includes:
  • the PUCCH resource partitioning information is sent to the UE, where the PUCCH resource partitioning information is obtained by the network side device dividing the uplink resource into multiple candidate PUCCH resource regions.
  • the candidate PUCCH resource region is a part of a subband
  • the K PRBs of the candidate PUCCH resource region are PRBs with the lowest number and/or highest number among all PRBs of the subband, and K is greater than or equal to A positive integer of 1.
  • the PUCCH resource indication information is specifically used to:
  • the method further includes:
  • the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, and indicate a PUCCH resource location of the UE by using a predetermined criterion.
  • the PUSCH resource indication information is specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is the PUCCH resource location;
  • One of the two frequency domain resource locations in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are the PUCCH resource location;
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is the PUCCH resource location.
  • the PUCCH resource indication information is further used to indicate whether the UE enables frequency hopping.
  • the disclosure further provides a resource allocation indication method, which is applied to the terminal side, and includes:
  • PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region;
  • the method before the step of receiving the PUCCH resource indication information sent by the network side device, the method further includes:
  • the network side device And receiving, by the network side device, the PUCCH resource division information, where the network side device is configured to divide the uplink resource into multiple candidate PUCCH resource regions.
  • the candidate PUCCH resource region is a part of a subband
  • the K PRBs of the candidate PUCCH resource region are PRBs with the lowest number and/or highest number among all PRBs of the subband, and K is greater than or equal to A positive integer of 1.
  • the PUCCH resource indication information is specifically used to:
  • the method further includes:
  • the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, and indicating a PUCCH resource location of the UE by using a predetermined criterion.
  • the PUSCH resource indication information is specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is the PUCCH resource location;
  • One of the two frequency domain resource locations in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are the PUCCH resource location;
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is the PUCCH resource location.
  • the PUCCH resource indication information is further used to indicate whether the UE enables frequency hopping.
  • the disclosure further provides a resource allocation indication device, which is applied to the network side, and includes:
  • a first sending module configured to send a PUCCH resource indication information to the UE, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region;
  • a first determining module configured to determine, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the device further includes:
  • the second sending module is configured to send the PUCCH resource partitioning information to the UE, where the PUCCH resource partitioning information is obtained by the network side device dividing the uplink resource into multiple candidate PUCCH resource regions.
  • the candidate PUCCH resource region is a part of a subband
  • the K PRBs of the candidate PUCCH resource region are PRBs with the lowest number and/or highest number among all PRBs of the subband, and K is greater than or equal to A positive integer of 1.
  • the PUCCH resource indication information is specifically used to:
  • the apparatus further includes:
  • a third sending module configured to send the PUSCH resource indication information to the UE, where the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, cover the PUCCH resource indication information, and indicate the UE by using a predetermined criterion. PUCCH resource location.
  • the PUSCH resource indication information is specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is the PUCCH resource location;
  • One of the two frequency domain resource locations in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are the PUCCH resource location;
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is the PUCCH resource location.
  • the PUCCH resource indication information is further used to indicate whether the UE enables frequency hopping.
  • the disclosure further provides a resource allocation indication device, which is applied to the terminal side, and includes:
  • a first receiving module configured to receive PUCCH resource indication information that is sent by the network side device, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region ;
  • a second determining module configured to determine, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the device further includes:
  • the second receiving module is configured to receive PUCCH resource partitioning information that is sent by the network side device, where the PUCCH resource partitioning information is obtained by the network side device dividing the uplink resource into multiple candidate PUCCH resource regions.
  • the candidate PUCCH resource region is a part of a subband
  • the K PRBs of the candidate PUCCH resource region are PRBs with the lowest number and/or highest number among all PRBs of the subband, and K is greater than or equal to A positive integer of 1.
  • the PUCCH resource indication information is specifically used to:
  • the apparatus further includes:
  • a third receiving module configured to receive PUSCH resource indication information that is sent by the network side device, where the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, cover the PUCCH resource indication information, and indicate by using a predetermined criterion The PUCCH resource location of the UE.
  • the PUSCH resource indication information is specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is the PUCCH resource location;
  • One of the two frequency domain resource locations in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are the PUCCH resource location;
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is the PUCCH resource location.
  • the PUCCH resource indication information is further used to indicate whether the UE enables frequency hopping.
  • the present disclosure further provides a network side device, including the resource allocation indication device applied to the network side according to the foregoing third aspect.
  • the present disclosure further provides a user equipment, including the resource allocation indication apparatus applied to the terminal side according to the fourth aspect.
  • the present disclosure further provides a resource allocation indication device applied to a network side, including: a memory, a processor, and a computer program stored on the memory and operable on the processor, the processor.
  • the present disclosure further provides a resource allocation indication apparatus applied to a terminal side, including: a memory, a processor, and a computer program stored on the memory and operable on the processor, the processor.
  • the ninth aspect the disclosure further provides a network side device, including the resource allocation indication device according to the seventh aspect.
  • the tenth aspect further provides a user equipment, comprising the resource allocation indication device according to the eighth aspect.
  • the present disclosure further provides a computer readable storage medium having stored thereon a computer program, wherein when the program is executed by the processor, the steps of the resource allocation indication method described in the first aspect are implemented.
  • the present disclosure further provides a computer readable storage medium having stored thereon a computer program, wherein when the program is executed by a processor, the steps of the resource allocation indication method described in the second aspect are implemented.
  • the resource allocation indication method of the present disclosure is configured to send the PUCCH resource indication information to the UE, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by the PUCCH of the UE, and/or a resource in the candidate PUCCH resource region, so that the UE can be enabled in the UE.
  • the PUCCH transmission is performed on the corresponding candidate PUCCH resource area, so as to meet the requirement of different UEs to transmit PUCCH under the system bandwidth, avoiding uplink resource fragmentation as much as possible, and improving the uplink throughput rate of the UE and the system.
  • FIG. 1 is a schematic diagram showing a PUCCH frequency domain distribution in an LTE network of the related art
  • FIG. 2 is a flowchart showing a resource allocation indication method according to an embodiment of the present disclosure
  • FIG. 3 is a schematic diagram showing sub-band division of a specific example of the present disclosure.
  • FIG. 4 is a schematic diagram showing a PUCCH resource allocation in a specific example of the present disclosure.
  • FIG. 5 is a schematic diagram showing another PUCCH resource allocation in a specific example of the present disclosure.
  • FIG. 6 is a flowchart showing another resource allocation indication method according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of a resource allocation indication apparatus according to an embodiment of the present disclosure.
  • FIG. 8 is a second schematic structural diagram of a resource allocation indication apparatus according to an embodiment of the present disclosure.
  • FIG. 9 is a third schematic structural diagram of a resource allocation indication apparatus according to an embodiment of the present disclosure.
  • FIG. 10 is a fourth schematic structural diagram of a resource allocation indication apparatus according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic structural diagram of a network side device according to an embodiment of the present disclosure.
  • FIG. 12 is a schematic structural diagram of a user equipment according to an embodiment of the present disclosure.
  • the embodiment of the present disclosure provides a resource allocation indication method based on a candidate PUCCH resource region, where the candidate PUCCH resource region is a PUCCH resource pool that is allocated by the network side device in the uplink resource, and is applicable to different UEs, for example, having different jobs.
  • the bandwidth UE transmits the PUCCH requirement, so as to avoid uplink resource fragmentation as much as possible, and improve the UE and system uplink throughput rate.
  • the embodiment of the present disclosure provides a resource allocation indication method, which is applied to the network side, and includes the following step 201, which is described in detail below.
  • Step 201 Send PUCCH resource indication information to the UE, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by the PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the resource allocation indication method of the embodiment of the present disclosure may further include: determining, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the PUCCH resource indication information is obtained by the network side device for scheduling the candidate PUCCH resource region in the uplink resource for the UE according to the working bandwidth information and the scheduling situation of all the UEs in the system.
  • the working bandwidth information may include a working bandwidth and/or a transmission channel situation, for example, the same UE transmits only PUCCH or simultaneously transmits PUCCH and PUSCH.
  • the candidate PUCCH resource region is a network side device that allocates a PUCCH resource pool in an uplink resource, and is applicable to a UE, for example, having a different working bandwidth, and transmitting a PUCCH.
  • the resource allocation indication method of the embodiment of the present disclosure is configured to send a PUCCH resource indication information to a UE, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region, or based on Determining the candidate PUCCH resource region occupied by the PUCCH of the UE, enabling the UE to perform PUCCH transmission on the corresponding candidate PUCCH resource region, thereby satisfying the requirement of different UEs for transmitting PUCCH under the system bandwidth, and avoiding uplink resource fragmentation as much as possible. Improve UE and system uplink throughput.
  • the resource allocation indication method before the sending of the PUCCH resource indication information to the UE, the resource allocation indication method further includes:
  • the PUCCH resource partitioning information is sent to the UE, where the PUCCH resource partitioning information is obtained by the network side device dividing the uplink resource into multiple candidate PUCCH resource regions.
  • the PUCCH resource partitioning information may be used to indicate a plurality of candidate PUCCH resource regions that are allocated in the uplink resource, for example, which candidate PUCCH resource regions are allocated, resources in each candidate PUCCH resource region, and the like, and are used for UE selection.
  • the candidate PUCCH resource region performs PUCCH transmission.
  • the resources in the candidate PUCCH resource region may include one or more of the following resources: a frequency domain resource, a time domain resource, and a code domain resource.
  • the network side device may comprehensively consider but is not limited to the following factors: 1) system bandwidth; 2) current system The operating bandwidth of all UEs; 3) the balance between flexibility and indication signaling; if the number of candidate PUCCH resource regions is large, it means that the location selection of PUCCH has greater flexibility, but also means to indicate PUCCH
  • the indication signaling of the location requires a larger number of bits, so the balance between flexibility and indication signaling is required when selecting the number of candidate PUCCH resource regions. For example, if the number of candidate PUCCH resource regions is three, the location of the PUCCH is selected by three, and at least two bits of indication signaling are required. If the number of candidate PUCCH resource regions is five, the location of the PUCCH is selected. 5, the flexibility becomes larger, but at least 3 bits of indication signaling indication are required to increase the signaling burden.
  • the multiple candidate PUCCH resource regions that are allocated in the uplink resource may be cell-specific or terminal-specific. If the multiple candidate PUCCH resource regions are cell-specific, the network side device may send the PUCCH resource partitioning information to the UE by using a System Information Blocks (SIB) message or a Radio Resource Control (RRC) protocol. The message sends PUCCH resource division information to the UE. If the multiple candidate PUCCH resource areas are terminal-specific, the process of the network side device transmitting the PUCCH resource division information to the UE may be: sending the PUCCH resource division information to the UE by using an RRC message.
  • SIB System Information Blocks
  • RRC Radio Resource Control
  • the candidate PUCCH resource region may include K physical resource blocks (PRBs), and K is a positive integer greater than or equal to 1.
  • the candidate PUCCH resource region may be a part of the subband, and the K PRBs of the candidate PUCCH resource region are the lowest numbered and/or highest numbered PRB among all PRBs of the corresponding subband.
  • the subband may be characterized by (initial PRB, ending PRB), for example, subband S 0 is ( 0 , 24 PRB), subband S 1 is (25, 49 PRB), etc., and may be characterized by other equivalent means, which is not disclosed in the present disclosure. limit.
  • the candidate PUCCH resource region 1 includes 4 PRBs, and the candidate PUCCH resource region 1 is a part of the subband S 0 ( 0 , 24 PRB), the 4 PRBs of the candidate PUCCH resource region 1 may be 0 to 3 PRB (ie, the lowest numbered PRB), or 21 to 24 PRB (ie, the highest numbered PRB), or 0 to 1 PRB and 23 to 24 PRB (ie, the lowest numbered and highest numbered PRB).
  • the PUCCH resource indication information when the PUCCH resource indication information indicates the candidate PUCCH resource region occupied by the PUCCH of the UE and the resources in the candidate PUCCH resource region, the PUCCH resource indication information may be indicated by an indication or a joint indication, implicit, explicit, or implicit. Indicated with an explicit indication, dynamic or semi-static indication.
  • the method of the joint indication refers to using the joint coding to indicate the candidate PUCCH resource region occupied by the PUCCH of the UE and the resources in the candidate PUCCH resource region.
  • the implicit indication means that the indication is based on a predetermined criterion, for example, implicitly indicated by a physical downlink control channel (PDCCH) corresponding information, and may be similar to the method in LTE, for example, for PUCCH transmission in LTE.
  • a predetermined criterion for example, implicitly indicated by a physical downlink control channel (PDCCH) corresponding information
  • CCE Control Channel Element
  • nPUCCH is an index of the PUCCH resource
  • the nCCE is the first CCE number occupied by the PDCCH
  • the NPUCCH (1) is the same value of the whole cell delivered in the system message 2.
  • the explicit indication means that the indication is indicated by using the display signaling, that is, the candidate PUCCH resource area and/or the candidate PUCCH resource area occupied by the PUCCH of the UE, and the explicit signaling may be an RRC message or a downlink control.
  • Downlink Control Information DCI
  • joint indication signaling of RRC and DCI DCI
  • the indication manner of the PUCCH resource indication information may be:
  • the candidate PUCCH resource region occupied by the PUCCH of the UE and the resources in the candidate PUCCH resource region are jointly indicated.
  • the PUCCH resource indication information may be specifically used to:
  • PUCCH for Channel State Information (CSI) or Scheduling Request (SR) including periodic feedback may be semi-statically indicated by RRC signaling for acknowledgment (ACK)/negation
  • PUCCH of the Negative ACKnowledgement (NACK) can be dynamically indicated by the RRC and DCI joint indication signaling.
  • the PUCCH resource indication information may be indicated based on a predetermined criterion (ie, an implicit indication) and/or display signaling.
  • a predetermined criterion ie, an implicit indication
  • the candidate PUCCH resource region occupied by the PUCCH of the UE is indicated by explicit signaling, and the resources in the candidate PUCCH resource region are indicated by a predetermined criterion; or the candidate PUCCH resource region occupied by the PUCCH of the UE is indicated by a predetermined criterion, and
  • the explicit signaling indicates resources in the candidate PUCCH resource region; or the candidate PUCCH resource region occupied by the PUCCH of the UE and the resources in the candidate PUCCH resource region are indicated by a predetermined criterion.
  • the manner of indicating the PUCCH resource indication information in the embodiment of the present disclosure is not limited to the above, and other equivalent indication manners may also be used, and the disclosure does not limit the disclosure.
  • the PUCCH resource location may be indicated by the PUCCH resource indication information.
  • the resource allocation indication method of the embodiment of the present disclosure may further include:
  • the PUSCH resource indication information is used to indicate the PUSCH resource location of the UE, the PUCCH resource indication information is covered, and the PUCCH resource location of the UE is indicated by a predetermined criterion.
  • the PUSCH resource indication information may be specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is a PUCCH resource location; for example, if the PUSCH resource location is (5, 50 PRB), the PUCCH resource location may be 5 PRB and 50 PRB (corresponding to PUCCH occupying two PRBs), or 5 to 6 PRB and 49 to 50 PRB (corresponding to PUCCH occupying four PRBs); or
  • One end of the frequency domain resource location in the PUSCH resource location is a PUCCH resource location; for example, if the PUSCH resource location is (5, 50 PRB), the PUCCH resource location may be 5 PRB or 50 PRB (different time slots) The same PRB resource); or
  • the two-terminal frequency domain resource location of the PUSCH resource location is a PUCCH resource location; for example, if the PUSCH resource location is (5, 50 PRB), the PUCCH resource location may be 4 PRB and 51 PRB (corresponding to PUCCH occupying two PRBs), or 2 to 3 PRB and 51 to 52 PRB (corresponding to PUCCH occupying four PRBs); or
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is a PUCCH resource location; for example, if the PUSCH resource location is (5, 50 PRB), the PUCCH resource location may be 4 PRB or 51 PRB (different time slots) The same PRB resource).
  • the number of PRBs occupied by the PUCCH is not necessarily, and may be one, or may be four, and the PUCCH resource location may be the frequency domain resource locations of the two ends in the PUSCH resource location.
  • the frequency domain resource location of any one of the two ends may also be the frequency domain resource location of any one of the two ends of the PUSCH resource location, and the PUCCH resource location may be in the PUSCH resource location, or may be adjacent to the PUSCH resource location.
  • the disclosure does not limit it.
  • the PUCCH may be configured to be transmitted at both ends of the PUSCH resource location.
  • the PUCCH resource indication information may also be used to indicate whether the UE enables frequency hopping.
  • the PUCCH resource indication information is DCI
  • 1-bit information may be added to the DCI to indicate whether the UE enables frequency hopping.
  • the network side device cannot send the PUCCH resource indication information to the UE, and the UE cannot learn the PUCCH resource location for the PUCCH transmission.
  • the network side may reserve a default PUCCH resource area, that is, a default PUCCH resource pool, for the UE in the uplink resource, so that the UE selects the default PUCCH resource pool for PUCCH transmission.
  • the network side device may configure a default PUCCH resource area for the UE, and notify all UEs in the system by using an SIB message, so that the UE selects a suitable default PUCCH resource pool according to a preset rule for PUCCH transmission, or may be based on a predetermined criterion or
  • the protocol stipulates that the default PUCCH resource area corresponding to the UE is directly determined to identify the PUCCH transmission in the default state of the UE.
  • the resource allocation indication method of the embodiment of the present disclosure may further include:
  • the default PUCCH resource region corresponding to the UE is determined based on a predetermined criterion or protocol agreement.
  • the PUCCH resource configuration information may be sent by using an SIB message.
  • the candidate PUCCH resource region is a part of the subband, and the two ends of the subband are PUCCH resource pools.
  • the system bandwidth is 100MHz, and the subcarrier spacing is 15KHz.
  • the uplink resource can be divided into 7 sub-bands, namely S 0 ( 0 , 24 PRB), S 1 (25, 49 PRB), S 2 (450, 474 PRB), and S 3 (475 , 499PRB), S 4 (0,99 PRB), S 5 (100,199 PRB), S 6 (400,499 PRB), and S 7 (0,499 PRB).
  • UE1, UE2, and UE3 in the system have uplink control signaling and/or uplink data to be transmitted in a certain period of time.
  • UE1 at time 0 only if the PUCCH transmission refer to FIG. 4, the predetermined criteria may indicate the UE1 PUCCH transmission on the S 0.
  • PUCCH resource may be indicated by sending FIG. 4, for UE2 indicates PUCCH transmission on the S 0, and assign the remaining 95MHz The bandwidth is used for uplink data transmission by UE3.
  • the resource location of the PUCCH is indicated by a predetermined criterion by the scheduled PUSCH resource location, and is configured at both ends of the PUSCH resource location.
  • the previous PUCCH resource indication information is overwritten.
  • UE1 and UE3 in the system have uplink control signaling or uplink data to be transmitted in a certain period of time.
  • the PUCCH transmission only UE1 information may be explicit, or to indicate a predetermined criterion on the S 0 UE1 are transmitted using PUCCH resource indication, and to enable frequency hopping indication UE1, to obtain a frequency diversity gain.
  • the UE3 can be configured to disable the frequency hopping by transmitting the PUCCH resource indication information, and the PUCCH different time slots are transmitted on the same PRB resource, and the rest is allocated. Continuous PRB resources are used for uplink data transmission to UE3.
  • the embodiment of the present disclosure provides a resource allocation indication method, which is applied to the terminal side, and includes the following step 601, which is described in detail below.
  • Step 601 Receive PUCCH resource indication information that is sent by the network side device, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the resource allocation indication method of the embodiment of the present disclosure may further include: determining, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the PUCCH resource indication information is obtained by the network side device for scheduling the candidate PUCCH resource region in the uplink resource for the UE according to the working bandwidth information and the scheduling situation of all the UEs in the system.
  • the working bandwidth information may include a working bandwidth and/or a transmission channel situation, for example, the same UE transmits only PUCCH or simultaneously transmits PUCCH and PUSCH.
  • the candidate PUCCH resource region is a network side device that allocates a PUCCH resource pool in an uplink resource, and is applicable to a UE, for example, having a different working bandwidth, and transmitting a PUCCH.
  • the resource allocation indication method of the embodiment of the present disclosure is configured to receive the PUCCH resource indication information that is sent by the network side device, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by the PUCCH of the UE, and/or a resource in the candidate PUCCH resource region. Or determining the candidate PUCCH resource region occupied by the PUCCH of the UE based on the predetermined criterion, so that the UE can perform PUCCH transmission on the corresponding candidate PUCCH resource region, thereby satisfying the requirement that different UEs transmit PUCCH under the system bandwidth, and avoiding uplink resources as much as possible. Fragmentation, improving UE and system uplink throughput.
  • the resource allocation indication method before receiving the PUCCH resource indication information sent by the network side device, the resource allocation indication method further includes:
  • the PUCCH resource partitioning information may be used to indicate a plurality of candidate PUCCH resource regions that are allocated in the uplink resource, for example, which candidate PUCCH resource regions are allocated, resources in each candidate PUCCH resource region, and the like, and are used for UE selection.
  • the candidate PUCCH resource region performs PUCCH transmission.
  • the resources in the candidate PUCCH resource region may include one or more of the following resources: a frequency domain resource, a time domain resource, and a code domain resource.
  • the multiple candidate PUCCH resource regions that are allocated in the uplink resource may be cell-specific or terminal-specific. If the multiple candidate PUCCH resource regions are cell-specific, the UE may receive the PUCCH resource partitioning information sent by the network side device by using the SIB message or the RRC message. If the multiple candidate PUCCH resource regions are terminal-specific, the UE may receive the PUCCH resource partitioning information sent by the network side device by using the RRC message.
  • the candidate PUCCH resource region may include K PRBs, and K is a positive integer greater than or equal to 1. And, the candidate PUCCH resource region may be part of the subband, and the K PRBs of the candidate PUCCH resource region are the lowest numbered and/or highest numbered PRB among all PRBs of the corresponding subband.
  • the indication manner of the PUCCH resource indication information may be:
  • the candidate PUCCH resource region occupied by the PUCCH of the UE and the resources in the candidate PUCCH resource region are jointly indicated.
  • the PUCCH resource indication information may be specifically used to: dynamically or semi-statically indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and a resource in the candidate PUCCH resource region. And the PUCCH resource indication information may be indicated based on predetermined criteria and/or display signaling.
  • the candidate PUCCH resource region occupied by the PUCCH of the UE is indicated by explicit signaling, and the resources in the candidate PUCCH resource region are indicated by a predetermined criterion; or the candidate PUCCH resource region occupied by the PUCCH of the UE is indicated by a predetermined criterion, and The resources in the candidate PUCCH resource region are indicated by explicit signaling; or the candidate PUCCH resource region occupied by the PUCCH of the UE and the resources in the candidate PUCCH resource region are indicated by a predetermined criterion.
  • the resource allocation indication method may further include:
  • the PUSCH resource indication information that is sent by the network side device, where the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, the PUCCH resource indication information is covered, and the PUCCH resource location of the UE is indicated by a predetermined criterion.
  • the PUSCH resource indication information may be specifically used to indicate by a predetermined criterion:
  • the frequency domain resource locations at both ends of the PUSCH resource location are PUCCH resource locations;
  • One end of the frequency domain resource location in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are PUCCH resource locations;
  • One of the frequency domain resource locations at both ends of the PUSCH resource location is a PUCCH resource location.
  • the PUCCH resource indication information may also be used to indicate whether the UE enables frequency hopping.
  • the resource allocation indication method of the embodiment of the present disclosure may further include:
  • PUCCH resource configuration information sent by the network side device, where the PUCCH resource configuration information is used to indicate a default PUCCH resource region configured by the network side device for the UE;
  • an embodiment of the present disclosure further provides a resource allocation indication apparatus, which is applied to a network side, and includes:
  • the first sending module 71 is configured to send the PUCCH resource indication information to the UE, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by the PUCCH of the UE, and/or resources in the candidate PUCCH resource region. .
  • the resource allocation indication apparatus of the embodiment of the present disclosure may send the PUCCH resource indication information to the UE, where the PUCCH resource indication information is used to indicate the candidate PUCCH resource area occupied by the PUCCH of the UE, and/or the resources in the candidate PUCCH resource area,
  • the UE performs PUCCH transmission on the corresponding candidate PUCCH resource area, so as to meet the requirement of different UEs to transmit PUCCH under the system bandwidth, avoiding uplink resource fragmentation as much as possible, and improving UE and system uplink throughput rate.
  • the device further includes:
  • a first determining module configured to determine, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the PUCCH resource indication information is obtained by the network side device for scheduling the candidate PUCCH resource region in the uplink resource for the UE according to the working bandwidth information and the scheduling situation of all the UEs in the system.
  • the apparatus further includes:
  • the second sending module 72 is configured to send the PUCCH resource partitioning information to the UE, where the PUCCH resource partitioning information is obtained by the network side device dividing the uplink resource into multiple candidate PUCCH resource regions.
  • the multiple candidate PUCCH resource regions are cell-specific or terminal-specific.
  • the second sending module 72 is specifically configured to:
  • the PUCCH resource partitioning information is sent to the UE by using an SIB message or an RRC message.
  • the second sending module 72 is specifically configured to:
  • the candidate PUCCH resource region may include K PRBs, and K is a positive integer greater than or equal to 1.
  • the candidate PUCCH resource region is a part of a subband, and the K PRBs of the candidate PUCCH resource region are PRBs with the lowest number and/or highest number among all PRBs of the subband.
  • the resources in the candidate PUCCH resource region include one or more of the following resources: a frequency domain resource, a time domain resource, and a code domain resource.
  • the PUCCH resource indication information is specifically used to:
  • the PUCCH resource indication information is specifically used to:
  • the PUCCH resource indication information is indicated based on a predetermined criterion and/or display signaling.
  • the apparatus further includes:
  • the third sending module 73 is configured to send the PUSCH resource indication information to the UE, where the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, and indicate a PUCCH resource location of the UE by using a predetermined criterion.
  • the PUSCH resource indication information is specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is the PUCCH resource location;
  • One of the two frequency domain resource locations in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are the PUCCH resource location;
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is the PUCCH resource location.
  • the PUCCH resource indication information is further used to indicate whether the UE enables frequency hopping.
  • the apparatus further includes:
  • the fourth sending module 74 is configured to send PUCCH resource configuration information to the UE, where the PUCCH resource configuration information is used to indicate a default PUCCH resource region configured by the network side device for the UE.
  • the device may further include:
  • a second determining module configured to determine, according to a predetermined criterion or a protocol, a default PUCCH resource region corresponding to the UE.
  • an embodiment of the present disclosure further provides a network side device, including the foregoing resource allocation indication device applicable to a network side.
  • the embodiment of the present disclosure further provides a resource allocation indication device, which is applied to the terminal side, and includes:
  • the first receiving module 91 is configured to receive PUCCH resource indication information that is sent by the network side device, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or in the candidate PUCCH resource region. Resources.
  • the resource allocation indication apparatus of the embodiment of the present disclosure receives the PUCCH resource indication information sent by the network side device, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource area occupied by the PUCCH of the UE, and/or a resource in the candidate PUCCH resource area.
  • the UE can perform PUCCH transmission on the corresponding candidate PUCCH resource region, thereby satisfying the requirement of different UEs to transmit PUCCH under the system bandwidth, avoiding uplink resource fragmentation as much as possible, and improving UE and system uplink throughput rate.
  • the device further includes:
  • a third determining module configured to determine, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the PUCCH resource indication information is obtained by the network side device scheduling the candidate PUCCH resource region in the uplink resource for the UE according to the working bandwidth information and the scheduling situation of all the UEs in the system.
  • the apparatus further includes:
  • the second receiving module 92 is configured to receive PUCCH resource partitioning information that is sent by the network side device, where the PUCCH resource partitioning information is obtained by the network side device dividing the uplink resource into multiple candidate PUCCH resource regions.
  • the multiple candidate PUCCH resource regions are cell-specific or terminal-specific.
  • the second receiving module 92 is specifically configured to:
  • the second receiving module 92 is specifically configured to:
  • the candidate PUCCH resource region may include K PRBs, and K is a positive integer greater than or equal to 1.
  • the candidate PUCCH resource region is a part of a subband, and the K PRBs of the candidate PUCCH resource region are PRBs with the lowest number and/or highest number among all PRBs of the subband.
  • the resources in the candidate PUCCH resource region include one or more of the following resources: a frequency domain resource, a time domain resource, and a code domain resource.
  • the PUCCH resource indication information is specifically used to:
  • the PUCCH resource indication information is specifically used to:
  • the PUCCH resource indication information is indicated based on predetermined criteria and/or display signaling.
  • the apparatus further includes:
  • the third receiving module 93 is configured to receive the PUSCH resource indication information that is sent by the network side device, where the PUSCH resource indication information is used to indicate a PUSCH resource location of the UE, and indicate a PUCCH resource location of the UE by using a predetermined criterion. .
  • the PUSCH resource indication information is specifically used to indicate by a predetermined criterion:
  • the two-terminal frequency domain resource location in the PUSCH resource location is the PUCCH resource location;
  • One of the two frequency domain resource locations in the PUSCH resource location is a PUCCH resource location
  • the frequency domain resource locations at both ends of the PUSCH resource location are the PUCCH resource location;
  • One end of the frequency domain resource location of the two ends of the PUSCH resource location is the PUCCH resource location.
  • the PUCCH resource indication information is further used to indicate whether the UE enables frequency hopping.
  • the apparatus further includes:
  • the fourth receiving module 94 is configured to receive PUCCH resource configuration information that is sent by the network side device, where the PUCCH resource configuration information is used to indicate a default PUCCH resource region configured by the network side device for the UE.
  • the device may further include:
  • a fourth determining module configured to determine, according to a predetermined criterion or a protocol, a default PUCCH resource region corresponding to the UE.
  • an embodiment of the present disclosure further provides a user equipment, including the foregoing resource allocation indication device applicable to a terminal side.
  • an embodiment of the present disclosure further provides a network side device, where the network side device includes a first bus 111 , a first transceiver 112 , an antenna 113 , a first bus interface 114 , a first processor 115 , and The first memory 116.
  • the first processor 115 is configured to read a program in the first memory 116 and perform the following processes:
  • the first transceiver 112 is configured to receive and transmit data under the control of the first processor 115.
  • a bus architecture (represented by a first bus 111), which may include any number of interconnected buses and bridges, the first bus 111 will include one or more represented by the first processor 115.
  • the processor and various circuits of the memory represented by the first memory 116 are linked together.
  • the first bus 111 can also link various other circuits such as peripherals, voltage regulators, and power management circuits.
  • the first bus interface 114 provides an interface between the first bus 111 and the first transceiver 112.
  • the first transceiver 112 can be an element or a plurality of elements, such as a plurality of receivers and transmitters, providing means for communicating with various other devices on a transmission medium.
  • the data processed by the first processor 115 is transmitted over the wireless medium via the antenna 113. Further, the antenna 113 also receives the data and transmits the data to the first processor 115.
  • the first processor 115 is responsible for managing the first bus 111 and the usual processing, and can also provide various functions including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
  • the first memory 116 can be used to store data used by the first processor 115 when performing operations.
  • the first processor 115 can be a central processing unit (CPU), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA), or a complex Complex Programmable Logic Device (CPLD).
  • CPU central processing unit
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • CPLD complex Complex Programmable Logic Device
  • an embodiment of the present disclosure further provides a UE, where the UE includes a second bus 121, a second processor 122, a second transceiver 123, a second bus interface 124, a second memory 125, and a user interface. 126.
  • the second processor 122 is configured to read the program in the second memory 125 and perform the following process:
  • the second transceiver 123 is configured to receive the PUCCH resource indication information that is sent by the network side device, where the PUCCH resource indication information is used to indicate a candidate PUCCH resource region occupied by the PUCCH of the UE, and/or a resource in the candidate PUCCH resource region; Or determining, according to a predetermined criterion, a candidate PUCCH resource region occupied by a PUCCH of the UE, and/or a resource in the candidate PUCCH resource region.
  • the second transceiver 123 is configured to receive and transmit data under the control of the second processor 122.
  • a bus architecture (represented by a second bus 121), which may include any number of interconnected buses and bridges, the second bus 121 will include one or more represented by a generic second processor 122.
  • the various circuits of the memory represented by the processor and the second memory 125 are linked together.
  • the second bus 121 can also link various other circuits such as peripherals, voltage regulators, and power management circuits.
  • the second bus interface 124 provides an interface between the second bus 121 and the second transceiver 123.
  • the second transceiver 123 can be an element or a plurality of elements, such as a plurality of receivers and transmitters, providing means for communicating with various other devices on a transmission medium.
  • the second transceiver 123 receives external data from other devices.
  • the second transceiver 123 is configured to send the data processed by the second processor 122 to other devices.
  • a user interface 126 can also be provided, such as a keypad, display, speaker, microphone, joystick.
  • the second processor 122 is responsible for managing the second bus 121 and the usual processing, running the general purpose operating system as described above.
  • the second memory 125 can be used to store data used by the second processor 122 when performing operations.
  • the second processor 122 can be a CPU, an ASIC, an FPGA, or a CPLD.
  • the technical solution of the present disclosure which is essential or contributes to the related art, may be embodied in the form of a software product stored in a storage medium (such as a read-only memory (Read-Only Memory). , ROM)/Random-Access Memory (RAM), disk, CD-ROM, including a number of instructions to make a terminal device (can be a mobile phone, computer, server, air conditioner, or network device, etc.)
  • a storage medium such as a read-only memory (Read-Only Memory). , ROM)/Random-Access Memory (RAM), disk, CD-ROM, including a number of instructions to make a terminal device (can be a mobile phone, computer, server, air conditioner, or network device, etc.)
  • a terminal device can be a mobile phone, computer, server, air conditioner, or network device, etc.

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

Abstract

L'invention concerne un procédé et un appareil d'indication d'attribution de ressources, un dispositif côté réseau et un équipement utilisateur, le procédé d'indication d'attribution de ressources consistant à : envoyer des informations d'indication de ressources PUCCH à un UE, les informations d'indication de ressources PUCCH étant utilisées pour indiquer une zone de ressources PUCCH candidate occupée par un PUCCH de l'UE, et/ou des ressources dans la zone de ressources PUCCH candidate ; ou sur la base d'un critère prédéterminé, déterminer une zone de ressources PUCCH candidate occupée par le PUCCH de l'UE, et/ou des ressources dans la zone de ressources PUCCH candidate.
PCT/CN2018/081351 2017-04-28 2018-03-30 Procédé et appareil d'indication d'attribution de ressources, dispositif côté réseau, et équipement utilisateur WO2018196555A1 (fr)

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CN201710295421.5A CN108811090B (zh) 2017-04-28 2017-04-28 一种资源分配指示方法、装置、网络侧设备及用户设备

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