CN115884405A - Transmission method of uplink control channel, terminal equipment and network equipment - Google Patents
Transmission method of uplink control channel, terminal equipment and network equipment Download PDFInfo
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Abstract
The application discloses a transmission method of an uplink control channel, terminal equipment and network equipment, and belongs to the field of communication. The method comprises the following steps: receiving target configuration information through a target terminal UE, wherein the target configuration information comprises: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N; determining positions of M actual PRBs for transmitting the PUCCH; and transmitting PUCCHs on the positions of M actual PRBs.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a transmission method of an uplink control channel, a terminal device, and a network device.
Background
In the related art, the number of Physical Resource Blocks (PRBs) allocated to a common Physical Uplink Control Channel (PUCCH) by a base station is configured at a cell level, and may be configured based on a case of worst coverage in a cell. For a User Equipment (UE) with good coverage, the coverage requirement may not be satisfied without such a large number of PRBs.
Disclosure of Invention
The embodiment of the application provides a transmission method of an uplink control channel, terminal equipment and network equipment, which can enable UE to meet coverage requirements through a smaller number of PRBs.
In a first aspect, a method for transmitting an uplink control channel is provided, where the method includes: a target terminal UE receives target configuration information, wherein the target configuration information comprises: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N; determining positions of M actual PRBs for transmitting a PUCCH; and transmitting PUCCHs at the positions of the M actual PRBs.
In a second aspect, a method for transmitting an uplink control channel is provided, where the method includes: the network equipment sends target configuration information, wherein the target configuration information comprises: the method comprises the steps that the number N of physical resource blocks PRB of a physical uplink control channel PUCCH which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located.
In a third aspect, an apparatus for transmitting an uplink control channel is provided, including: a first receiving module, configured to receive target configuration information, where the target configuration information includes: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; a first determining module, configured to determine an actual number M of PRBs for transmitting a PUCCH, where M is equal to or less than N; a second determining module, configured to determine locations of M actual PRBs for transmitting a PUCCH; and a first sending module, configured to send a PUCCH in the positions of the M actual PRBs.
In a fourth aspect, an apparatus for transmitting an uplink control channel is provided, including: a second sending module, configured to send target configuration information, where the target configuration information includes: the method comprises the steps that the number N of physical resource blocks PRB of a physical uplink control channel PUCCH which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located.
In a fifth aspect, a terminal device is provided, the terminal device comprising a processor, a memory, and a program or instructions stored on the memory and executable on the processor, the program or instructions, when executed by the processor, implementing the steps of the method according to the first aspect.
In a sixth aspect, a terminal is provided, which includes a processor and a communication interface, where the communication interface is configured to receive target configuration information, where the target configuration information includes: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; the processor is configured to determine an actual number M of PRBs for transmitting the PUCCH, where M is equal to or less than N; determining positions of M actual PRBs for transmitting the PUCCH; and transmitting PUCCHs at the positions of the M actual PRBs.
In a seventh aspect, a network device is provided, which comprises a processor, a memory, and a program or instructions stored on the memory and executable on the processor, wherein when executed by the processor, the program or instructions implement the steps of the method according to the second aspect.
In an eighth aspect, a network side device is provided, which includes a processor and a communication interface, where the communication interface is configured to send target configuration information, where the target configuration information includes: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of a Physical Uplink Control Channel (PUCCH) which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located.
In a ninth aspect, there is provided a readable storage medium on which a program or instructions are stored, which program or instructions, when executed by a processor, implement the steps of the method according to the first and/or second aspect.
In a tenth aspect, a computer program product is provided, comprising a processor, a memory, and a program or instructions stored on the memory and executable on the processor, which when executed by the processor, implements the steps of the method according to the first and/or second aspect.
In an eleventh aspect, a chip is provided, the chip comprising a processor and a communication interface, the communication interface being coupled to the processor, the processor being configured to execute a program or instructions to implement the method according to the first and/or second aspect.
In a twelfth aspect, a computer program/program product is provided, the computer program/program product being stored in a non-volatile storage medium, the program/program product being executable by at least one processor to implement the steps of the method according to the first and/or second aspect.
The transmission method, the terminal device and the network device of the uplink control channel provided by the embodiment of the invention receive target configuration information through the target terminal UE, wherein the target configuration information comprises: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N; determining positions of M actual PRBs for transmitting the PUCCH; and transmitting the PUCCH at the positions of the M actual PRBs, so that the UE can meet the coverage requirement through a smaller number of PRBs.
Drawings
Fig. 1 shows a schematic diagram of a wireless communication system to which embodiments of the present application are applicable.
Fig. 2 is a schematic flow chart of a transmission method of an uplink control channel according to an embodiment of the present invention;
fig. 3 is a schematic flowchart of a transmission method of an uplink control channel according to another embodiment of the present invention;
fig. 4a is a schematic flowchart of a transmission method of an uplink control channel according to another embodiment of the present invention;
fig. 4b to 4e are exemplary diagrams of a transmission method of an uplink control channel according to another embodiment of the present invention;
fig. 5 is a schematic flowchart of a transmission method of an uplink control channel according to another embodiment of the present invention;
fig. 6 is a schematic flow chart of a transmission method of an uplink control channel according to another embodiment of the present invention;
fig. 7 is a schematic flowchart of a transmission method of an uplink control channel according to another embodiment of the present invention;
fig. 8 is a schematic structural diagram of a transmission apparatus of an uplink control channel according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of an uplink control channel transmission apparatus according to an embodiment of the present invention;
fig. 10 is a schematic configuration diagram of a terminal device according to another embodiment of the present invention;
fig. 11 is a schematic structural diagram of a network device according to another embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived from the embodiments given herein by a person of ordinary skill in the art are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in other sequences than described or illustrated herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
It is noted that the techniques described in the embodiments of the present application are not limited to Long Term Evolution (LTE)/LTE Evolution (LTE-Advanced) systems, but may also be used in other wireless communication systems, such as Code Division Multiple Access (CDMA), time Division Multiple Access (TDMA), frequency Division Multiple Access (frequency target Multiple Access, FDMA), orthogonal Frequency Division Multiple Access (OFDMA), single-carrier frequency Division Multiple Access (SC-FDMA), and other systems. The terms "system" and "network" in the embodiments of the present application are often used interchangeably, and the described techniques can be used for both the above-mentioned systems and radio technologies, as well as for other systems and radio technologies. The following description describes a New Radio (NR) system for purposes of example, and NR terminology is used in much of the description below, but the techniques may also be applied to applications other than NR system applications, such as 6 th generation (6 th generation) th Generation, 6G) communication system.
Fig. 1 shows a schematic diagram of a wireless communication system to which embodiments of the present application are applicable. The wireless communication system includes a terminal 11 and a network-side device 12. Wherein, the terminal 11 may also be called a terminal Device or a User Equipment (UE), the terminal 11 may be a smart watch, a Mobile phone, a Tablet Personal Computer (Tablet Personal Computer), a Laptop Computer (Laptop Computer) or a notebook Computer, a Personal Digital Assistant (PDA), a palmtop Computer, a netbook, an ultra-Mobile Personal Computer (UMPC), a Mobile Internet Device (MID), a Wearable Device (Wearable Device) or a vehicle-mounted Device (V target UE), a pedestrian terminal (P target UE), and other terminal side devices, the Wearable Device includes: bracelets, earphones, glasses and the like. It should be noted that the embodiment of the present application does not limit the specific type of the terminal 11. The network-side device 12 may be a Base Station or a core network, where the Base Station may be referred to as a node B, an evolved node B, an access Point, a Base Transceiver Station (BTS), a radio Base Station, a radio Transceiver, a Basic Service Set (BSS), an Extended Service Set (ESS), a node B, an evolved node B (eNB), a home node B, a WLAN access Point, a WiFi node, a Transmit Receiving Point (TRP), or some other suitable terminology in the field, as long as the same technical effect is achieved, the Base Station is not limited to a specific technical vocabulary, and it should be noted that, in the embodiment of the present application, only the Base Station in the NR system is taken as an example, but a specific type of the Base Station is not limited.
The following describes in detail a transmission method of an uplink control channel according to embodiments of the present application through some embodiments and application scenarios thereof with reference to the accompanying drawings.
As shown in fig. 2, an embodiment of the present invention provides a method 200 for transmitting an uplink control channel, which may be performed by a terminal device, in other words, the method may be performed by software or hardware installed in the terminal device, and the method includes the following steps:
s202: the target terminal UE receives the target configuration information.
The target configuration information includes: the number N and L candidate PUCCH resources.
And N is the number of PRBs which can be used for transmitting PUCCH by at least one UE in the target cell. The L candidate PUCCH resources are L candidate PUCCH resources which can be used for transmitting PUCCH by at least one UE in the target cell. And the target cell is the cell where the target UE is located.
S204: and determining the actual PRB number M of the PUCCH to be transmitted.
In some cases, the base station configures the number of PRBs for the common PUCCH as a cell-level configuration, possibly based on the worst-case intra-cell coverage configuration. The UE may not need such a large number of PRBs to meet the coverage requirement. In this step, the UE may select the number of PRBs actually transmitting the PUCCH according to its own condition. M is less than or equal to N, namely the UE can meet the coverage requirement through the PRB number which is less than the PRB number configured by the base station.
S206: the positions of M actual PRBs transmitting the PUCCH are determined.
S208: and transmitting PUCCHs on the positions of M actual PRBs.
The transmission method of the uplink control channel provided by the embodiment of the invention receives target configuration information through a target terminal UE, wherein the target configuration information comprises: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N; determining positions of M actual PRBs for transmitting the PUCCH; and transmitting the PUCCH at the position of the M actual PRBs, so that the UE can meet the coverage requirement through a smaller number of PRBs.
In addition, the UE may or may not have a capability of transmitting a multi-PRB PUCCH (multi-Physical Resource Block Physical Uplink Control Channel, multi-PRB PUCCH).
In one implementation, S204: determining the actual number M of PRBs for transmitting the PUCCH, including:
determining the actual number M of PRBs for transmitting the PUCCH according to at least one of the following contents:
a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends the power of PRACH;
the bit number of uplink control information UCI carried by PUCCH sent by target UE;
code rate of PUCCH transmitted by target UE;
a display indication of the base station;
implicit indication of the base station.
The capacity of the multi-PRB PUCCH is optional for some UEs, and the M meets at least one of the following conditions under the condition that the actual PRB number M of the PUCCH is determined according to the capacity of the target UE for sending the PUCCH:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in case the target UE does not have the capability to transmit multi-PRB PUCCH, said M is equal to 1;
the M is equal to the N if a target UE has the capability of transmitting a PUCCH with a maximum of Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability to transmit up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability to send PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in case the target UE has the capability to send PUCCH for Zi PRBs, said M is equal to ZK, where ZK ≦ N, zi is at least one of Z1, Z2 \8230, ZK, 1< = Z1< Z2< \8230; < ZK.
In one implementation, the M is equal to K when at least one of the following first conditions is satisfied; wherein the first condition comprises:
the Power class type of the target UE is a first type;
the base station indicates that the format of a PUCCH transmitted by the target UE is limited to a first format;
the path loss between the target UE and the base station is larger than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the path loss between the target UE and the base station is smaller than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the power of PRACH sent by the target UE is larger than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the power of PRACH sent by the target UE is smaller than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is larger than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is smaller than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH sent by target UE is larger than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH (physical uplink control channel) sent by target UE (user equipment) is smaller than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the base station indicates a restriction of DCI of PUCCH resources to a first set of control resources;
the base station indicates the restriction of the DCI of the PUCCH resources in the first search space;
the PUCCH resources indicated by the base station are limited to a first set.
Wherein the first threshold, the second threshold, the third threshold, the fourth threshold, the first control resource set, the first search space, the first format, the first type, the first set specified by a protocol or configured by a base station, the first format, the first type, the first control resource set, and the first search space, the first set including but not limited to one.
The K satisfies one of:
predefining a protocol;
base station configuration;
reporting by target UE;
depending on the value achieved by the target UE.
Thus, the UE can select the number of PRBs actually transmitting the PUCCH according to its own capability or situation. For example, in the case where the UE does not have the "multi-PRB PUCCH" capability, in the case where the UE has the "multi-PRB PUCCH" capability but the protocol allows the UE to optionally transmit the "multi-PRB PUCCH" or the "1-PRB PUCCH", or in the case where the protocol allows the UE to determine the number of PRBs actually transmitting the PUCCH by itself, the UE may select the number of PRBs actually transmitting the PUCCH according to its own capability or situation.
As shown in fig. 3, an embodiment of the present invention provides a method 300 for transmitting an uplink control channel, which may be performed by a terminal device, in other words, the method may be performed by software or hardware installed in the terminal device, and the method includes the following steps:
s302: the target terminal UE receives the target configuration information.
The step may adopt the description of step S202 in the embodiment of fig. 2, and is not described herein again.
S304: and determining the actual PRB number M of the PUCCH to be transmitted.
Step S204 and related description in the embodiment of fig. 2 may be adopted in this step, and are not described herein again.
S306: and determining a first PUCCH resource from the L candidate PUCCH resources according to the first indication value, wherein the first PUCCH resource comprises N target PRBs.
Specifically, the first indication value r PUCCH R is more than or equal to 0 PUCCH ≤15,
Wherein, delta PRI PUCCH resource index indication field, N, in Downlink Control Information (DCI) received for UE CCE The number of Control Channel Elements (CCEs) of a Control resource set (set) of a Physical Downlink Control Channel (PDCCH) of DCI received by a UE, n CCE,0 Is indexed for the first CCE of PDCCH.
S307: determining indexes of M actual PRBs from among the N target PRBs.
Wherein the index of the M actual PRBs is related to at least one of an index of the first PRB, an index of the second PRB, and a pattern of the M PRBs.
Wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource of a target frequency hopping.
The first PRB is at least one of:
and under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs. For example, among the PRBs to which the PUCCH of the M PRBs is not allocated with frequency hopping, the PRBs to which the PUCCH of the M PRBs is not allocated with frequency hopping has the largest index, among the PRBs to which the PUCCH of the M PRBs is not allocated with frequency hopping, the PRBs to which the index is the middle value, and the PRBs to which the PUCCH of the M PRBs is not allocated with frequency hopping has a certain value index.
And under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of the first hop of the PUCCH transmitted by the target UE. For example, among the PUCCHs of the M PRBs of the first hop of the configuration hopping, a PRB with a largest index, among the PUCCHs of the M PRBs of the first hop of the configuration hopping, a PRB with a smallest index, among the PUCCHs of the M PRBs of the first hop of the configuration hopping, a PRB with a middle index, and a PRB with a certain index, among the PUCCHs of the M PRBs of the first hop of the configuration hopping.
The second PRB is: and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a second hop of the PUCCH transmitted by the target UE. For example, among PUCCHs of the M PRBs of the second hop of the configuration hopping, a PRB with a largest index, among PUCCHs of the M PRBs of the second hop of the configuration hopping, a PRB with a smallest index, among PUCCHs of the M PRBs of the second hop of the configuration hopping, a PRB with a middle index, and a PRB with a certain index, among PUCCHs of the M PRBs of the second hop of the configuration hopping.
The index of the first PRB is related to at least one of: the first indication value; an index of the third PRB.
Optionally, the index of the third PRB is a PRB index of N PRBs of the first PUCCH resource, for example, a maximum, minimum, or middle indexed PRB index of the N PRBs of the first PUCCH resource.
Optionally, the index of the third PRB is a PRB index of N PRBs of the first PUCCH resource of the first hop, for example, a PRB index of the largest, smallest, or middle index of the N PRBs of the first PUCCH resource of the first hop.
The index of the second PRB is related to at least one of: the first indication value; the said N; the M is a linear integer; a first set of indication values corresponding to the first PUCCH resource; an index of a fourth PRB.
Wherein the index of the fourth PRB is a PRB index of the N PRBs of the first PUCCH resource of the second hop, for example, a maximum, minimum, or middle PRB index of the N PRBs of the first PUCCH resource of the second hop.
Optionally, the index Q of the PRB where the PUCCH of the M PRBs is not configured with frequency hopping satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is a minimum index among PRBs in which frequency hopping is not configured in the first PUCCH resource, r PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is a first indication value.
Optionally, an index Q1 of a PRB with a target value in the PUCCH of the M PRBs of the first hop configured with frequency hopping satisfies:
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH Is the first indication value.
Optionally, an index Q1 of a PRB with a target value in the PUCCH of the M PRBs of the first hop configured with frequency hopping satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH The corresponding index.
In one implementation, when the PUCCH of the M PRBs is not configured with frequency hopping, the indexes of the M actual PRBs are determined according to the index of the first PRB, the definition of the first PRB, and the pattern of the M PRBs.
In one implementation, in a case that the PUCCH of the M PRBs is configured with frequency hopping, the indexes of the M actual PRBs are determined according to the index of the first PRB, the index of the second PRB, a definition of the first PRB, a definition of the second PRB, and a pattern of the M PRBs, where the pattern is predefined by a protocol or configured by a base station and may be continuous or discontinuous, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
S308: and transmitting PUCCHs at the positions of the M actual PRBs.
The transmission method of the uplink control channel provided by the embodiment of the invention receives target configuration information through a target terminal UE, wherein the target configuration information comprises the following components: the method comprises the following steps that at least one UE in a target cell can be used for sending physical resource block PRB number N of a physical uplink control channel PUCCH and at least one UE in the target cell can be used for sending L candidate PUCCH resources of the PUCCH, wherein the target cell is the cell where the target UE is located; determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N; determining positions of M actual PRBs for transmitting the PUCCH; and sending the PUCCH at the position of the M practical PRBs, so that the UE can meet the coverage requirement through a smaller number of PRBs, the resource allocation is optimized, and the transmission efficiency is improved.
The transmission method of the uplink control channel provided by the embodiment of the invention can determine the positions of M actual PRBs for transmitting the PUCCH, and transmits the PUCCH at the positions of the M actual PRBs, thereby reducing the number of blind detection and saving the power consumption of equipment.
As shown in fig. 4, an embodiment of the present invention provides a method 400 for transmitting an uplink control channel, which may be performed by a terminal device, in other words, the method may be performed by software or hardware installed in the terminal device, and the method includes the following steps:
s402: the target terminal UE receives the target configuration information.
The step may adopt the description of step S202 in the embodiment of fig. 2, and is not described herein again.
S404: and determining the actual PRB number M of the PUCCH to be transmitted.
The step may adopt the description of step S204 in the embodiment of fig. 2, and is not described herein again.
S406: the positions of the M actual PRBs transmitting the PUCCH are determined.
The steps S306 to S307 in the embodiment of fig. 3 can be used for the present step, and are not described herein again.
S407: and sending the report information to the base station.
In this embodiment, S407 is taken as an example after S406 for explanation, but in the implementation process, S407 may be executed before S406, and the execution sequence of S407 and S406 is not limited in this embodiment of the application.
The reported information is at least one of the capability of the target UE for sending the PUCCH, the selection result of whether to select to send the multi-PRB PUCCH, the M value and the indexes of the M actual PRBs;
wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH; reporting the capability representation M = N, otherwise M =1;
a capability to transmit PUCCH for up to Z PRBs; optionally, when Z > = N, M = N; otherwise M = Z; alternatively, when Z > = N, M = < N; otherwise M < = Z.
Has the capability of transmitting PUCCH of (Z1, Z2, \ 8230;, < ZK) PRBs, wherein in case the target UE has this capability, it means that the M is equal to Zi, wherein Zi < = N < Zi +1,1< = Z1< Zi < \ 8230; < ZK, ZK > N; alternatively, where the target UE has this capability, it means that M is equal to ZK, where ZK ≦ N.
Optionally, if the selection result of the multi-PRB PUCCH is selected to be sent, and a selection of sending a "multi-PRB PUCCH" is reported, then M = N, otherwise M =1.
Optionally, the report information may be sent to the base station through a physical random access channel PRACH or third information msg 3.
Optionally, there is a correspondence between the format of the PRACH and the reporting information, so as to implicitly indicate the reporting information.
Optionally, there is a correspondence between the resources of the PRACH and the reporting information, so as to implicitly indicate the reporting information.
S408: and transmitting PUCCHs at the positions of the M actual PRBs.
According to the transmission method of the uplink control channel provided by the embodiment of the invention, the base station and the UE can achieve consistent understanding on the practical PUCCH resource transmission of the UE by sending the report information to the base station, and the frequency of blind detection of the PUCCH by the base station is reduced.
Examples 1 and 2 are given below for illustration.
Example 1
As shown in fig. 4b-4c and table 1, in S402, the base station indicates, through a System Information Block (SIB), for example SIB1, that the number N of PRBs for all UEs in the cell where UE1 is located to transmit PUCCH is 2. The base station indicates that the row index of the cell where the UE1 is located is 1 through PUCCH-ResourceCommon, different fillings in the corresponding lower graph represent different PUCCH time-frequency resources, the same PUCCH time-frequency resource can also correspond to different cyclic shifts, and the graph corresponds to 16 different PUCCH resources in total.
TABLE 1
The base station indicates through DCI that UE1 obtains corresponding r PUCCH =6, time and frequency resources of the corresponding first PUCCH resource as in fig. 4bPart of, cyclic shift is r PUCCH mod 3=0 corresponds to a cyclic shift with index of 0 in the set of cyclic shifts {0,4,8 }: 0. each bin in the figure may represent 1 PRB. The frequency domain position of the figure including one Bandwidth Part (BWP) is understood that not all PRBs are depicted in the figure, but there are not shown PRBs.
UE1 does not have the "send multi-PRB PUCCH" capability, and in S407, UE1 reports that the base station does not have the "send multi-PRB PUCCH" capability through the PRACH resource configured by the base station. The base station configures frequency hopping for the PUCCH, and the first hop resource of the PUCCH is the PRB with the minimum first hop index of the first PUCCH resource. And the second PUCCH hop resource is a PRB with the largest second PUCCH hop index. Therefore, in S406 UE1 actually transmits PUCCH resources as in fig. 4c belowAnd (4) part (a). The base station detects the PUCCH in this section.
Example 2
Again, as shown in fig. 4b-4c and table 1, in S402, the base station indicates, through SIB1, that the number of PRBs for all UEs in the cell where UE1 is located to transmit PUCCH is 2. The base station indicates that the row index of the cell where the UE1 is located is 1 through PUCCH-resource common, different fillings in the corresponding graph represent different PUCCH time-frequency resources, the same PUCCH time-frequency resource can also correspond to different cyclic shifts, and the graph corresponds to 16 different PUCCH resources altogether.
The base station indicates through DCI that UE1 obtains corresponding r PUCCH =6, time and frequency resources of the corresponding first PUCCH resource as in fig. 4bPart of, cyclic shift is r PUCCH mod 3=0, corresponding to a cyclic shift with index of 0 in the set of cyclic shifts {0,4,8 }: 0.
in S404, UE1 determines that the number of PRBs of the PUCCH to be transmitted is 1 by determining whether the power class is of the first type restricted by the base station and the path loss between the base station is greater than a first threshold. And reporting that the PRB number of the PUCCH sent by the base station is 1 by the UE1 through the PRACH resource configured by the base station.
The base station configures frequency hopping for PUCCH, and the minimum PRB index of the first hop of the PUCCH is Minimum PRB index of PUCCH second hop isP1 and P2 are the minimum index of a first hop PRB in the first PUCCH resource, the maximum index of a second hop PRB, and Q1 and Q2 are the minimum index of the first hop PRB in the first PUCCH resource and the minimum maximum PRB index of the second hop. Therefore, in S406 UE1 actually transmits PUCCH resources as in fig. 4c belowAnd (4) partial. The base station detects the PUCCH in this section.
Example 3
Referring to fig. 4d to 4e and table 1 again, in S402, the base station indicates, through SIB1, that the number of PRBs used by all UEs in the cell in which UE1 is located to transmit the PUCCH is 4. The base station indicates that the row index of the cell where the UE1 is located is 1 through PUCCH-resource common, different fillings in the corresponding graph represent different PUCCH time-frequency resources, the same PUCCH time-frequency resource can also correspond to different cyclic shifts, and the graph corresponds to 16 different PUCCH resources altogether.
The base station indicates through DCI that UE1 obtains corresponding r PUCCH =6, time frequency resource of corresponding first PUCCH resource is as in figurePart of, cyclic shift is r PUCCH mod 3=0, corresponding to a cyclic shift with index of 0 in the set of cyclic shifts {0,4,8 }: 0.
in S404, UE1 has the capability to transmit PUCCH of 2 PRBs at maximum. And the UE1 determines that the PRB number M of the transmitted PUCCH is 2 by judging whether the power of the PRACH is larger than a second threshold value. And reporting that the PRB number of the PUCCH sent by the base station is 2 by the UE1 through msg 3.
The base station configures frequency hopping for PUCCH, and the minimum PRB index of the first hop of the PUCCH is Q1= P1+ (r) PUCCH,index mod N) M. The minimum PRB index for PUCCH second hop is Q2= P2- (r) PUCCH,index mod N) × M, P1, P2 are the minimum PRB index of the first hop PRB in the first PUCCH resource, the maximum index of the second hop PRB, Q1, Q2 are the minimum index of the first hop PRB in the first PUCCH resource, and the minimum maximum PRB index of the second hop. A plurality of r corresponding to N PRB resources of the first PUCCH resource PUCCH Set of constructions { r PUCCH,0 ,r PUCCH,1 ……r PUCCH,X-1 X is r corresponding to the first PUCCH resource PUCCH The number of (2). R corresponding in the set PUCCH,index Is {0,1 \8230; X-1}. Therefore, in S406, UE1 actually transmits PUCCH resources as in fig. 4eAnd (4) partial. The base station detects the PUCCH in this section.
The transmission method of the uplink control channel according to the embodiment of the present invention is described above in detail. A transmission method of an uplink control channel according to another embodiment of the present invention will be described below. It is to be understood that the interaction of the network device and the terminal device described from the network device side is the same as or corresponding to the description of the terminal device side, and the related description is appropriately omitted to avoid redundancy.
Fig. 5 is a schematic flow chart illustrating an implementation process of a transmission method of an uplink control channel according to an embodiment of the present invention, which may be applied to a network device side. As shown in fig. 5, the method 500 includes:
s502: the network device sends the target configuration information.
Wherein the target configuration information includes: the method comprises the steps that the number N of physical resource blocks PRB of a physical uplink control channel PUCCH which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located.
S504: and according to the first indication value, determining a first PUCCH resource from the L candidate PUCCH resources, wherein the first PUCCH resource comprises N target PRBs, and carrying out PUCCH reception at the positions of one or more candidate PRBs in the N target PRBs.
Therefore, after receiving the target configuration information, the UE can determine the actual PRB number M for transmitting the PUCCH, so that the UE can meet the coverage requirement through a smaller PRB number.
Fig. 6 is a schematic diagram of an implementation flow of a transmission method for an uplink control channel according to an embodiment of the present invention, which may be applied to a network device side. As shown in fig. 6, the method 600 includes:
s602: the network device sends the target configuration information.
Wherein the target configuration information includes: the method comprises the steps that the number N of physical resource blocks PRB of a physical uplink control channel PUCCH which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located.
S604: and according to the first indication value, determining a first PUCCH resource from the L candidate PUCCH resources, and performing PUCCH blind detection on the position of Yi candidate PRBs in the N target PRBs.
The first PUCCH resource comprises N target PRBs, and the number of PRBs in the position of one or more candidate PRBs in the N target PRBs is Y1, Y2, \8230 \, YK, wherein 1< = Y1< Yi < \ 8230; < YK. The Yi satisfies one of: protocol predefining; base station configuration; and reporting by the target UE. For example, when N =8, the base station performs PUCCH blind detection according to a candidate PRB position with a number of {2,6,8} predefined by a protocol, or configured by the base station or reported by a target UE.
Therefore, after the UE receives the target configuration information, the actual PRB number M of the PUCCH can be determined, so that the UE meets the coverage requirement through a smaller PRB number, and then the UE is predefined in a protocol; base station configuration; and sending PUCCH at the position reported by the target UE, and performing blind detection at the position by the base station.
Fig. 7 is a schematic diagram illustrating an implementation flow of a transmission method for an uplink control channel according to an embodiment of the present invention, which may be applied to a network device side. As shown in fig. 7, the method 700 includes:
s702: the network device sends the target configuration information.
Wherein the target configuration information includes: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of a Physical Uplink Control Channel (PUCCH) which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located.
S704: and determining the actual PRB number M of the target UE for transmitting the PUCCH, wherein the M is less than or equal to the N.
In one implementation, the actual number M of PRBs for transmitting the PUCCH is determined according to at least one of the following:
a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of a PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends power of PRACH;
the bit number of uplink control information UCI carried by a PUCCH sent by target UE;
code rate of PUCCH transmitted by target UE.
In one implementation, the M satisfies at least one of:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in case the target UE does not have the capability to transmit multi-PRB PUCCH, said M is equal to 1;
the M is equal to the N if a target UE has a capability of transmitting PUCCH of at most Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability of transmitting up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability to send PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in case the target UE has the capability to send PUCCH for Zi PRBs, said M is equal to ZK, where ZK ≦ N, zi is at least one of Z1, Z2 \8230, ZK, 1< = Z1< Z2< \8230; < ZK.
Step S204 and related description in the embodiment of fig. 2 may be adopted in this step, and are not described herein again.
S706: and detecting PUCCH according to the M.
The method also comprises the following steps: determining positions of M actual PRBs for the target UE to transmit the PUCCH, and the step comprises: and receiving PUCCHs at the positions of M actual PRBs.
In one implementation, the determining the positions of the M actual PRBs of the PUCCH transmitted by the target UE includes:
determining a first PUCCH resource from the L candidate PUCCH resources according to a first indication value, wherein the first PUCCH resource comprises N target PRBs;
determining indexes of M actual PRBs from the N target PRBs, wherein the indexes of the M actual PRBs are related to at least one of the indexes of the first PRBs, the indexes of the second PRBs and the patterns of the M PRBs;
wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource for target frequency hopping;
the first PRB is at least one of:
under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs; under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a first hop of the PUCCH transmitted by the target UE;
the second PRB is:
and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of the second hop of the PUCCH transmitted by the target UE.
In one implementation, the index of the first PRB relates to at least one of:
the first indication value;
an index of a third PRB, where the index of the third PRB is an index of a certain PRB of the N PRBs of the first PUCCH resource, or is an index of a PRB of the N PRBs of the first PUCCH resource of a first hop; and/or
The index of the second PRB is related to at least one of:
the first indication value; an index of a fourth PRB, which is at least one PRB index of the N PRBs of the first PUCCH resource of the second hop.
The N is the same as the N;
the M is a linear chain;
a first set of indication values corresponding to the first PUCCH resource.
In one implementation manner, the index Q of a PRB of the PUCCH not configured with frequency hopping of the M PRBs satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is a minimum index among PRBs in which frequency hopping is not configured in the first PUCCH resource, r PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is the first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
an index Q2 of a PRB, of the PUCCH of the M PRBs of the second hop of the configuration hopping, with an index being a target value satisfies:
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH Is the first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB, of the PUCCH of the M PRBs of the second hop of the configuration hopping, with an index being a target value satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding cableAnd (3) introducing.
In one implementation, the determining the indexes of the M actual PRBs includes at least one of:
determining indexes of the M actual PRBs according to the index of the first PRB, the definition of the first PRB and the patterns of the M PRBs under the condition that the PUCCH of the M PRBs is not configured with frequency hopping;
determining the indexes of the M actual PRBs according to the index of the first PRB, the index of the second PRB, the definition of the first PRB, the definition of the second PRB and the pattern of the M PRBs when the PUCCH of the M PRBs is configured with frequency hopping, wherein the pattern is predefined by a protocol or configured by a base station, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
The steps S306-307 in the embodiment of fig. 3 may be the same as or corresponding to the above description, and are not described again here.
In an implementation manner, after the network device sends target configuration information, reporting information of the target UE may also be received, where the reporting information is at least one of a capability of the target UE to send a PUCCH, a selection result of whether to select to send a multi-PRB PUCCH, the M value, and indexes of the M actual PRBs. Wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH;
a capability to transmit PUCCH for up to Z PRBs;
has the capability of transmitting PUCCH with Zi PRBs, zi is at least one of Z1, Z2 8230and ZK.
In one implementation, after determining the actual number M of PRBs for the target UE to transmit the PUCCH, the method may further include: indicating a value of the M and/or an index of the M actual PRBs.
In one implementation, indicating the value of M and/or the indices of the M actual PRBs may include: implicitly indicating a value of the M and/or an index of the M actual PRBs by at least one of:
the base station instructs the UE to transmit PUCCH with a format limited to a first format
The base station indicates a restriction of DCI of PUCCH resources to a first set of control resources;
the base station indicates the restriction of the DCI of the PUCCH resources in the first search space;
the PUCCH resources indicated by the base station are limited to a first set.
In an implementation manner, the receiving the reported information of the target UE may include: and receiving the reported information through a physical random access channel PRACH or third information msg 3.
In one implementation, there is a correspondence between the format of the PRACH and the reported information; and/or there is a corresponding relationship between the resources of the PRACH and the reported information.
The step S407 in the embodiment of fig. 4 may be the same as or corresponding to the step S407, and is not described herein again.
It should be noted that, in the transmission method of an uplink control channel provided in the embodiment of the present application, the execution main body may be a transmission device of the uplink control channel, or a control module in the device for executing loading of the method. In this embodiment, a transmission method for loading an uplink control channel performed by a transmission apparatus for an uplink control channel is taken as an example, and the transmission method for an uplink control channel provided in this embodiment is described.
Fig. 8 is a schematic structural diagram of a transmission apparatus of an uplink control channel according to an embodiment of the present invention. As shown in fig. 8, the apparatus 800 for transmitting an uplink control channel includes: a first receiving module 810, a first determining module 820, a second determining module 830, and a first transmitting module 840.
The first receiving module 810 is configured to receive target configuration information, where the target configuration information includes: the method comprises the steps that the number N of physical resource blocks PRB of at least one UE in a target cell, which can be used for sending a physical uplink control channel PUCCH, and the number L of candidate PUCCH resources of the target cell, which can be used for sending the PUCCH, are obtained, and the target cell is the cell where the target UE is located. The first determining module 820 is configured to determine an actual number M of PRBs for transmitting a PUCCH, where M is less than or equal to N. The second determining module 830 is used to determine the positions of the M actual PRBs transmitting the PUCCH. The first transmitting module 840 is configured to transmit a PUCCH at M actual PRB locations.
In one implementation, the first determining module 820 is configured to determine the actual number M of PRBs for transmitting the PUCCH, and includes: determining the actual number M of PRBs for transmitting the PUCCH according to at least one of the following contents:
a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends power of PRACH;
the bit number of uplink control information UCI carried by a PUCCH sent by target UE;
code rate of PUCCH sent by target UE;
a display indication of the base station;
implicit indication of the base station.
In one implementation, in the case that an actual number M of PRBs for transmitting the PUCCH is determined according to the capability of the target UE to transmit the PUCCH, the M satisfies at least one of the following:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in case the target UE does not have the capability to transmit multi-PRB PUCCH, said M is equal to 1;
the M is equal to the N if a target UE has the capability of transmitting a PUCCH with a maximum of Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability to transmit up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability to send PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in case the target UE has the capability to send PUCCH for Zi PRBs, said M is equal to ZK, where ZK ≦ N, zi is at least one of Z1, Z2 \8230, ZK, 1< = Z1< Z2< \8230; < ZK.
In one implementation, the first determining module 820 is configured to determine the actual number M of PRBs for transmitting a PUCCH, and includes: the M is equal to K when at least one of the following first conditions is satisfied;
wherein the first condition comprises:
the Power class type of the target UE is a first type;
the base station indicates that the format of a PUCCH transmitted by the target UE is limited to a first format;
the path loss between the target UE and the base station is larger than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the path loss between the target UE and the base station is smaller than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the power of PRACH sent by the target UE is larger than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the power of PRACH sent by the target UE is smaller than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is larger than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is smaller than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH sent by target UE is larger than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH (physical uplink control channel) sent by target UE (user equipment) is smaller than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the base station indicates a restriction of DCI of PUCCH resources to a first set of control resources;
the base station indicates the restriction of the DCI of the PUCCH resources in the first search space;
the PUCCH resource indicated by the base station is limited to a first set;
the K is one of the following:
predefining a protocol;
base station configuration;
reporting by target UE;
depending on the value achieved by the target UE.
In one implementation, the second determining module 830 is configured to determine the locations of M actual PRBs for transmitting PUCCH, and includes: determining a first PUCCH resource from the L candidate PUCCH resources according to a first indication value, wherein the first PUCCH resource comprises N target PRBs;
determining indexes of M actual PRBs from the N target PRBs, wherein the indexes of the M actual PRBs are related to at least one of an index of a first PRB, an index of a second PRB and a pattern of the M PRBs;
wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource for target frequency hopping;
the first PRB is at least one of:
under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs; under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a first hop of the PUCCH transmitted by the target UE;
the second PRB is:
and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a second hop of the PUCCH transmitted by the target UE.
In one implementation, the index of the first PRB relates to at least one of:
the first indication value;
an index of a third PRB, which is a PRB index of the N PRBs of the first PUCCH resource, or a PRB index of the N PRBs of the first PUCCH resource of a first hop; and/or
The index of the second PRB is related to at least one of:
the first indication value;
an index of a fourth PRB, which is a PRB index of the N PRBs of the first PUCCH resource of the second hop.
The said N;
the M is a linear chain;
a first set of indication values corresponding to the first PUCCH resource.
In one implementation manner, the index Q of a PRB of the PUCCH not configured with frequency hopping of the M PRBs satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is a minimum index among PRBs in which frequency hopping is not configured in the first PUCCH resource, r PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is a first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
wherein,p1 is the first hop minimum index of the PRB in the first PUCCH resource, P2 is the second hop maximum index of the PRB in the first PUCCH resource, r PUCCH Is a first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH The corresponding index.
In one implementation, the second determining module 830 determines the indexes of M actual PRBs, including at least one of:
determining the indexes of the M actual PRBs according to the index of the first PRB, the definition of the first PRB and the patterns of the M PRBs under the condition that the PUCCH of the M PRBs is not configured with frequency hopping;
determining the indexes of the M actual PRBs according to the index of the first PRB, the index of the second PRB, the definition of the first PRB, the definition of the second PRB and the pattern of the M PRBs when the PUCCH of the M PRBs is configured with frequency hopping, wherein the pattern is predefined by a protocol or configured by a base station, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
In an implementation manner, the first sending module 840 further sends, before sending the PUCCH at the actual PRB position, reporting information to a base station, where the reporting information is at least one of a capability of the target UE to send the PUCCH, a selection result of whether to select to send a multi-PRB PUCCH, the M value, and indexes of the M actual PRBs;
wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH;
a capability to transmit PUCCH for up to Z PRBs;
the capacity of PUCCH transmitting Zi PRBs is Z1, Z2 \8230, at least one of ZK, 1< = Z1< Zi \8230, ZK.
In one implementation, the sending module 840 sends the report information to the base station, including: and sending the report information to the base station through a physical random access channel PRACH or third information msg 3.
In one implementation, there is a correspondence between the format of the PRACH and the reported information; and/or there is a corresponding relationship between the resources of the PRACH and the reported information.
The transmission device of the uplink control channel in the embodiment of the present application may be a device, a device or an electronic device having an operating system, or may be a component, an integrated circuit, or a chip in a terminal. The apparatus or electronic device may be a mobile electronic device or a non-mobile electronic device. By way of example, the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm top computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine or a self-service machine, and the like, and the embodiments of the present application are not particularly limited.
The apparatus 800 according to the embodiment of the present invention may refer to the flows corresponding to the methods 200 to 400 according to the embodiment of the present invention, and each unit/module and the other operations and/or functions described above in the apparatus 800 are respectively for realizing the corresponding flows in the methods 200 to 400 and achieving the same or equivalent technical effects, and are not described herein again for brevity.
Fig. 9 is a schematic structural diagram of a transmission apparatus of an uplink control channel according to an embodiment of the present invention. As shown in fig. 9, the apparatus 900 for transmitting an uplink control channel includes: a second transmitting module 910, a third determining module 920 and a second receiving module 930.
The second sending module 910 is configured to send target configuration information, where the target configuration information includes: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of a Physical Uplink Control Channel (PUCCH) which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located. The third determining module 920 is configured to determine, according to the first indication value, a first PUCCH resource from the L candidate PUCCH resources, where the first PUCCH resource includes N target PRBs. The second receiving module 930 is configured to perform PUCCH reception at the position of one or more candidate PRBs in the N target PRBs. In one implementation, the second receiving module 930 is configured to determine, according to a first indication value, a first PUCCH resource from the L candidate PUCCH resources after the network device transmits the target configuration information, where the first PUCCH resource includes N target PRBs, and the number of PRBs at the position of one or more candidate PRBs in the N target PRBs is Y1, Y2, \8230; \, YK, where 1< = Y1< Yi < \ 8230; < YK; carrying out PUCCH blind detection on the positions of Yi candidate PRBs in the N target PRBs; the Yi satisfies one of:
predefining a protocol;
base station configuration;
and reporting by the target UE.
In an implementation manner, the second receiving module 930 is further configured to determine, after the network device sends target configuration information, an actual number M of PRBs for the target UE to send a PUCCH, where M is less than or equal to N; and detecting PUCCH according to the M.
In one implementation, the determining the actual number M of PRBs for transmitting the PUCCH includes:
determining the actual number M of PRBs for transmitting the PUCCH according to at least one of the following contents:
a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends the power of PRACH;
the bit number of uplink control information UCI carried by a PUCCH sent by target UE;
code rate of PUCCH transmitted by target UE.
In one implementation, the M satisfies at least one of:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in case the target UE does not have the capability to transmit multi-PRB PUCCH, said M is equal to 1;
the M is equal to the N if a target UE has the capability of transmitting a PUCCH with a maximum of Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability to transmit up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability to send PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in case the target UE has the capability of transmitting PUCCH with Zi PRBs, the M is equal to ZK, wherein ZK is less than or equal to N, zi is Z1, Z2 \8230, at least one of ZK, 1< = Z1< Z2 \8230, and < ZK.
In an implementation manner, the second receiving module 930 is further configured to determine, before the detecting the PUCCH according to the M, positions of M actual PRBs of the PUCCH transmitted by the target UE; the detecting the PUCCH according to the M comprises: receiving PUCCHs at the M positions of the actual PRBs.
In an implementation, the second receiving module 930 is further configured to determine, according to the first indication value, a first PUCCH resource from the L candidate PUCCH resources, where the first PUCCH resource includes N target PRBs; determining indexes of M actual PRBs from the N target PRBs, wherein the indexes of the M actual PRBs are related to at least one of an index of a first PRB, an index of a second PRB and a pattern of the M PRBs; wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource for target frequency hopping;
the first PRB is at least one of:
under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs; under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a first hop of the PUCCH transmitted by the target UE;
the second PRB is:
and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a second hop of the PUCCH transmitted by the target UE.
In one implementation, the index of the first PRB is related to at least one of:
the first indication value;
an index of a third PRB, where the index of the third PRB is an index of a certain PRB from the N PRBs of the first PUCCH resource, or is an index of a PRB from the N PRBs of the first PUCCH resource for a first hop; and/or
The index of the second PRB is related to at least one of:
the first indication value;
an index of a fourth PRB, which is at least one PRB index of N PRBs of the first PUCCH resource of a second hop;
the N is the same as the N;
the M is a linear integer;
a first set of indication values corresponding to the first PUCCH resource.
In one implementation manner, the index Q of the PRB where the PUCCH of the M PRBs is not configured with frequency hopping satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is a minimum index among PRBs in which frequency hopping is not configured in the first PUCCH resource, r PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is the first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
an index Q2 of a PRB, of the PUCCH of the M PRBs of the second hop of the configuration hopping, with an index being a target value satisfies:
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH Is the first indication value.
In one implementation manner, an index Q1 of a PRB, of the PUCCH of the M PRBs of the first hop of the configuration hopping, with an index being a target value satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB, of the PUCCH of the M PRBs of the second hop of the configuration hopping, with an index being a target value satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH The corresponding index.
In one implementation, the second receiving module 930 is configured to determine the indexes of the M actual PRBs, including at least one of:
determining indexes of the M actual PRBs according to the index of the first PRB, the definition of the first PRB and the patterns of the M PRBs under the condition that the PUCCH of the M PRBs is not configured with frequency hopping;
determining the indexes of the M actual PRBs according to the index of the first PRB, the index of the second PRB, the definition of the first PRB, the definition of the second PRB and the pattern of the M PRBs when the PUCCH of the M PRBs is configured with frequency hopping, wherein the pattern is predefined by a protocol or configured by a base station, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
In an implementation manner, the second receiving module 930 is further configured to receive reporting information of the target UE after the network device sends target configuration information, where the reporting information is at least one of a capability of the target UE to send a PUCCH, a selection result of whether to select to send a multi-PRB PUCCH, the M value, and indexes of the M actual PRBs;
wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH;
a capability to transmit PUCCH for up to Z PRBs;
the capacity of PUCCH transmitting Zi PRBs is Z1, Z2 \8230, at least one of ZK, 1< = Z1< Z2 \8230, ZK.
In an implementation manner, the second receiving module 930 is further configured to indicate a value of M and/or indexes of the M actual PRBs after determining the actual number M of PRBs for the target UE to transmit the PUCCH.
In one implementation, the second receiving module 930 is configured to indicate the value of M and/or the indexes of the M actual PRBs, and includes: implicitly indicating a value of the M and/or an index of the M actual PRBs by at least one of:
the base station instructs the UE to transmit PUCCH with a format limited to a first format
The base station indicates DCI restriction of PUCCH resources to a first set of control resources;
the base station indicates the restriction of the DCI of the PUCCH resources in the first search space;
the PUCCH resources indicated by the base station are limited to a first set.
In an implementation manner, the second receiving module 930 is configured to receive the report information of the target UE, and includes: and receiving the reported information through a physical random access channel PRACH or third information msg 3.
In one implementation, there is a correspondence between the format of the received PRACH and the reported information; and/or a corresponding relation exists between the PRACH resource and the reported information.
The transmission device of the uplink control channel in the embodiment of the present application may be a device, a device or an electronic device having an operating system, or may be a component, an integrated circuit, or a chip in a terminal. The apparatus or electronic device may be a mobile electronic device or a non-mobile electronic device. By way of example, the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm top computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine or a self-service machine, and the like, and the embodiments of the present application are not particularly limited.
The apparatus 900 according to the embodiment of the present invention may refer to the flows corresponding to the methods 500 to 700 according to the embodiments of the present invention, and each unit/module and the other operations and/or functions described above in the apparatus 900 are respectively for implementing the corresponding flows in the methods 500 to 700 and achieving the same or equivalent technical effects, and are not described herein again for brevity.
An embodiment of the present application further provides a terminal device, which includes a processor and a communication interface, where the communication interface is configured to receive target configuration information, where the target configuration information includes: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of at least one UE in a target cell, which can be used for sending a Physical Uplink Control Channel (PUCCH), and the number L of candidate PUCCH resources of the target cell, which are used for sending the PUCCH, are obtained, wherein the target cell is the cell where the target UE is located; the processor is used for determining the number M of the actual PRBs for transmitting the PUCCH, wherein the M is less than or equal to the N; determining positions of M actual PRBs for transmitting the PUCCH; and transmitting PUCCHs on the positions of M actual PRBs. The terminal device embodiment corresponds to the terminal device method embodiment, and all implementation processes and implementation manners of the method embodiment can be applied to the terminal device embodiment and can achieve the same technical effect.
Specifically, fig. 10 is a schematic diagram of a hardware structure of a terminal device for implementing the embodiment of the present application. The terminal device 1000 includes but is not limited to: a radio frequency unit 1001, a network module 1002, an audio output unit 1003, an input unit 1004, a sensor 1005, a display unit 1006, a user input unit 1007, an interface unit 1008, a memory 1009, a processor 1010, and the like.
Those skilled in the art will appreciate that terminal device 1000 can further include a power supply (e.g., a battery) for supplying power to various components, and the power supply can be logically connected to processor 1010 through a power management system, so as to implement functions of managing charging, discharging, and power consumption through the power management system. The terminal device structure shown in the figures does not constitute a limitation to the terminal device, and the terminal device may include more or less components than those shown in the figures, or combine some components, or arrange different components, and the description is omitted here.
It should be understood that, in the embodiment of the present application, the input Unit 1004 may include a Graphics Processing Unit (GPU) 10041 and a microphone 10042, and the Graphics Processing Unit 10041 processes image data of still pictures or video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode. The display unit 1006 may include a display panel 10061, and the display panel 10061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 1007 includes a touch panel 10071 and other input devices 10072. The touch panel 10071 is also referred to as a touch screen. The touch panel 10071 may include two parts, a touch detection device and a touch controller. Other input devices 10072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
In this embodiment of the application, the radio frequency unit 1001 receives downlink data from a network side device and then processes the downlink data to the processor 1010; in addition, the uplink data is sent to the network side equipment. In general, radio frequency unit 1001 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
The memory 1009 may be used to store software programs or instructions and various data. The memory 1009 may mainly include a program or instruction storage area and a data storage area, wherein the program or instruction storage area may store an operating system, an application program or instruction (such as a sound playing function, an image playing function, and the like) required for at least one function, and the like. Further, the Memory 1009 may include a high-speed random access Memory, and may further include a nonvolatile Memory, which may be a Read-Only Memory (ROM), a Programmable Read-Only Memory (PROM), an Erasable Programmable Read-Only Memory (erasab PROM, EPROM), an Electrically Erasable Programmable Read-Only Memory (EEPROM), or a flash Memory. Such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
The processor 1010 is configured to receive target configuration information, where the target configuration information includes: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of at least one UE in a target cell, which can be used for sending a Physical Uplink Control Channel (PUCCH), and the number L of candidate PUCCH resources of the target cell, which are used for sending the PUCCH, are obtained, wherein the target cell is the cell where the target UE is located; determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N; determining positions of M actual PRBs for transmitting the PUCCH; and transmitting PUCCHs at the positions of the M actual PRBs.
In one implementation, the determining the actual number M of PRBs for transmitting the PUCCH includes: determining the actual PRB number M of the PUCCH according to at least one of the following contents: a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of a PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends power of PRACH;
the bit number of uplink control information UCI carried by a PUCCH sent by target UE;
code rate of PUCCH sent by target UE;
a display indication of the base station;
implicit indication of the base station.
In one implementation, in the case that an actual number M of PRBs for transmitting the PUCCH is determined according to the capability of the target UE to transmit the PUCCH, the M satisfies at least one of the following:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in case the target UE does not have the capability to transmit multi-PRB PUCCH, said M is equal to 1;
the M is equal to the N if a target UE has the capability of transmitting a PUCCH with a maximum of Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability to transmit up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability of transmitting PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in case the target UE has the capability to send PUCCH for Zi PRBs, said M is equal to ZK, where ZK ≦ N, zi is at least one of Z1, Z2 \8230, ZK, 1< = Z1< Z2< \8230; < ZK.
In one implementation, determining the actual number M of PRBs for transmitting the PUCCH includes:
the M is equal to K when at least one of the following first conditions is satisfied;
wherein the first condition comprises:
the Power class type of the target UE is a first type;
the base station indicates that the format of a PUCCH transmitted by the target UE is limited to a first format;
the path loss between the target UE and the base station is larger than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the path loss between the target UE and the base station is smaller than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the power of PRACH sent by the target UE is larger than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the power of PRACH sent by the target UE is smaller than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is larger than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is smaller than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH sent by target UE is larger than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH sent by target UE is smaller than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the base station indicates a restriction of DCI of PUCCH resources to a first set of control resources;
the base station indicates the restriction of the DCI of the PUCCH resources in the first search space;
the PUCCH resource indicated by the base station is limited to a first set;
the K is one of the following:
predefining a protocol;
base station configuration;
reporting by target UE;
depending on the value achieved by the target UE.
In one implementation, determining the positions of M actual PRBs for transmitting a PUCCH includes:
determining a first PUCCH resource from the L candidate PUCCH resources according to a first indication value, wherein the first PUCCH resource comprises N target PRBs;
determining indexes of M actual PRBs from the N target PRBs, wherein the indexes of the M actual PRBs are related to at least one of the indexes of the first PRBs, the indexes of the second PRBs and the patterns of the M PRBs;
wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource for target frequency hopping;
the first PRB is at least one of:
under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs; under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a first hop of the PUCCH transmitted by the target UE;
the second PRB is:
and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of the second hop of the PUCCH transmitted by the target UE.
In one implementation, the index of the first PRB is related to at least one of:
the first indication value;
an index of a third PRB, which is a PRB index of the N PRBs of the first PUCCH resource, or a PRB index of the N PRBs of the first PUCCH resource of a first hop; and/or
The index of the second PRB is related to at least one of:
the first indication value;
an index of a fourth PRB, which is a PRB index of the N PRBs of the first PUCCH resource of the second hop.
The said N;
the M is a linear integer;
a first set of indication values corresponding to the first PUCCH resource.
In one implementation manner, the index Q of a PRB of the PUCCH not configured with frequency hopping of the M PRBs satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is the minimum index among PRBs in the first PUCCH resource, where frequency hopping is not configured, and r is the minimum index PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is a first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH Is a first indication value.
In one implementation manner, an index Q1 of a PRB with an index of a target value in a PUCCH of the M PRBs configuring the first hop of frequency hopping satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH The corresponding index.
In one implementation, the determining the indexes of the M actual PRBs includes at least one of:
determining indexes of the M actual PRBs according to the index of the first PRB, the definition of the first PRB and the patterns of the M PRBs under the condition that the PUCCH of the M PRBs is not configured with frequency hopping;
determining the indexes of the M actual PRBs according to the index of the first PRB, the index of the second PRB, the definition of the first PRB, the definition of the second PRB and the pattern of the M PRBs when the PUCCH of the M PRBs is configured with frequency hopping, wherein the pattern is predefined by a protocol or configured by a base station, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
In one implementation, before transmitting a PUCCH at the actual PRB location, the method further includes:
sending reporting information to a base station, wherein the reporting information is at least one of the capability of the target UE for sending the PUCCH, the selection result of whether to select to send the multi-PRB PUCCH, the M value and the indexes of the M actual PRBs;
wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH;
a capability to transmit PUCCH for up to Z PRBs;
the capacity of PUCCH transmitting Zi PRBs, zi is at least one of Z1, Z2 \8230andZK.
In one implementation, the sending the report information to the base station includes:
and sending the reported information to the base station through a Physical Random Access Channel (PRACH) or third information msg 3.
In one implementation, there is a correspondence between the format of the PRACH and the reported information; and/or a corresponding relation exists between the PRACH resource and the reported information.
The terminal device 1000 according to the embodiment of the present invention may refer to the flows corresponding to the methods 200 to 400 in the embodiment of the present invention, and each unit/module and the other operations and/or functions in the terminal device 1000 are respectively for realizing the corresponding flows in the methods 200 to 400 and achieving the same or equivalent technical effects, and are not described herein again for brevity.
Specifically, the embodiment of the application further provides a network side device. As shown in fig. 11, the network device 1100 includes: antenna 1101, radio frequency device 1102, baseband device 1103. An antenna 1101 is connected to the radio frequency device 1102. In the uplink direction, the rf device 1102 receives information via the antenna 1101, and sends the received information to the baseband device 1103 for processing. In the downlink direction, the baseband device 1103 processes information to be transmitted and transmits the processed information to the rf device 1102, and the rf device 1102 processes the received information and transmits the processed information through the antenna 1101.
The above-mentioned band processing means may be located in the baseband apparatus 1103, and the method performed by the network side device in the above embodiment may be implemented in the baseband apparatus 1103, where the baseband apparatus 1103 includes a processor 1104 and a memory 1105.
The baseband apparatus 1103 may include at least one baseband board, and a plurality of chips are disposed on the baseband board, as shown in the figure, where one of the chips, for example, the processor 1104, is connected to the memory 1105 to call up a program in the memory 1105 to perform the network device operations shown in the above method embodiments.
The baseband device 1103 may further include a network interface 1106 for exchanging information with the radio frequency device 1102, for example, a Common Public Radio Interface (CPRI).
Specifically, the network side device according to the embodiment of the present invention further includes: instructions or programs stored on the memory 1105 and executable on the processor 1104, the processor 1104 invokes the instructions or programs in the memory 1105 to perform:
the processor 1104 invokes the instructions or programs in the memory 1105 to execute the processes of the methods 500-700 according to the embodiments of the present invention, i.e., the methods executed by the modules shown in fig. 9, and achieves the same technical effects, which are not described herein for avoiding repetition.
The embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the foregoing uplink control channel transmission method embodiment, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
The processor is the processor in the electronic device described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.
The embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement each process of the transmission method embodiment of the uplink control channel, and the same technical effect can be achieved, and in order to avoid repetition, details are not repeated here.
It should be understood that the chips mentioned in the embodiments of the present application may also be referred to as system-on-chip, system-on-chip or system-on-chip, etc.
Embodiments of the present application further provide a computer program product comprising a processor, a memory, and a program or instructions stored on the memory and executable on the processor, which when executed by the processor implement the steps of the method according to the first aspect.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one of 8230, and" comprising 8230does not exclude the presence of additional like elements in a process, method, article, or apparatus comprising the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a computer software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (37)
1. A method for transmitting an uplink control channel, the method comprising:
a target terminal UE receives target configuration information, wherein the target configuration information comprises: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of at least one UE in a target cell, which can be used for sending a Physical Uplink Control Channel (PUCCH), and the number L of candidate PUCCH resources of the target cell, which are used for sending the PUCCH, are obtained, wherein the target cell is the cell where the target UE is located;
determining the number M of actual PRBs for transmitting the PUCCH, wherein M is less than or equal to N;
determining positions of M actual PRBs for transmitting the PUCCH;
and transmitting PUCCHs at the positions of the M actual PRBs.
2. The method of claim 1, wherein the determining the actual number of PRBs M for transmitting the PUCCH comprises:
determining the actual number M of PRBs for transmitting the PUCCH according to at least one of the following contents:
a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of a PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends power of PRACH;
the bit number of uplink control information UCI carried by PUCCH sent by target UE;
code rate of PUCCH transmitted by target UE;
a display indication of the base station;
implicit indication of the base station.
3. The method of claim 2, wherein in case that the actual number M of PRBs for transmitting the PUCCH is determined according to the capability of the target UE for transmitting the PUCCH, the M satisfies at least one of the following:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in the case that the target UE does not have the capability to transmit multi-PRB PUCCH, M is equal to 1;
the M is equal to the N if a target UE has a capability of transmitting PUCCH of at most Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability of transmitting up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability to send PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in the case that the target UE has the capability of transmitting PUCCH of Zi PRBs, the M is equal to ZK, wherein ZK is less than or equal to N, zi is Z1, Z2< 8230, at least one of ZK, 1< = Z1< Z2< 8230, and < ZK.
4. The method of claim 1, wherein determining the actual number of PRBs M for transmitting the PUCCH comprises:
the M is equal to K when at least one of the following first conditions is satisfied;
wherein the first condition comprises:
the Power class type of the target UE is a first type;
the base station indicates that the format of a PUCCH transmitted by the target UE is limited to a first format;
the path loss between the target UE and the base station is larger than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the path loss between the target UE and the base station is smaller than a first threshold value, and the first threshold value is agreed by a protocol or configured by the base station;
the power of PRACH sent by the target UE is larger than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the power of PRACH sent by the target UE is smaller than a second threshold value, and the second threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is larger than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the UCI bit number carried by the PUCCH sent by the target UE is smaller than a third threshold value, and the third threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH sent by target UE is larger than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the code rate of a PUCCH (physical uplink control channel) sent by target UE (user equipment) is smaller than a fourth threshold value, and the fourth threshold value is agreed by a protocol or configured by a base station;
the base station indicates a restriction of DCI of PUCCH resources to a first set of control resources;
the base station indicates DCI restriction of PUCCH resources in a first search space;
the PUCCH resource indicated by the base station is limited to a first set;
the K is one of:
protocol predefining;
base station configuration;
reporting by the target UE;
depending on the value achieved by the target UE.
5. The method of claim 1, wherein determining positions of M actual PRBs from which a PUCCH is transmitted comprises:
according to the first indication value r PUCCH Determining a first PUCCH resource from the L candidate PUCCH resources, wherein the first PUCCH resource comprises N target PRBs;
determining indexes of M actual PRBs from the N target PRBs, wherein the indexes of the M actual PRBs are related to at least one of the indexes of the first PRBs, the indexes of the second PRBs and the patterns of the M PRBs;
wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource for target frequency hopping;
the first PRB is at least one of:
under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs; under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a first hop of the PUCCH transmitted by the target UE;
the second PRB is:
and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of the second hop of the PUCCH transmitted by the target UE.
6. The method of claim 5, wherein the index of the first PRB is related to at least one of:
the first indication value r PUCCH ;
An index of a third PRB, which is a PRB index of the N PRBs of the first PUCCH resource, or a PRB index of the N PRBs of the first PUCCH resource of a first hop; and/or
The index of the second PRB is related to at least one of:
the first indication value r PUCCH ;
An index of a fourth PRB, which is a PRB index of N PRBs of the first PUCCH resource of the second hop;
the N is the same as the N;
the M is a linear integer;
a first set of indication values corresponding to the first PUCCH resource.
7. The method of claim 5, wherein an index Q of PRBs for which the PUCCH of the M PRBs is not configured with frequency hopping satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is a minimum index among PRBs in which frequency hopping is not configured in the first PUCCH resource, r PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is a first indication value.
8. The method of claim 5, wherein an index Q1 of a PRB with an index of a target value in a PUCCH for the M PRBs configuring a first hop of the frequency hopping satisfies:
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH Is a first indication value.
9. The method of claim 5, wherein an index Q1 of a PRB with an index of a target value in a PUCCH for the M PRBs configuring a first hop of the frequency hopping satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB, of the PUCCH of the M PRBs of the second hop of the configuration hopping, with an index being a target value satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH The corresponding index.
11. The method of claim 5, wherein the determining the indices of the M actual PRBs comprises at least one of:
determining indexes of the M actual PRBs according to the index of the first PRB, the definition of the first PRB and the patterns of the M PRBs under the condition that the PUCCH of the M PRBs is not configured with frequency hopping;
determining the indexes of the M actual PRBs according to the index of the first PRB, the index of the second PRB, the definition of the first PRB, the definition of the second PRB and the pattern of the M PRBs when the PUCCH of the M PRBs is configured with frequency hopping, wherein the pattern is predefined by a protocol or configured by a base station, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
12. The method of claim 1, wherein prior to transmitting the PUCCH on the location of the actual PRB, the method further comprises:
sending report information to a base station, wherein the report information is at least one of the capability of sending a PUCCH by the target UE, the selection result of whether to select to send a multi-PRB PUCCH, the M value and the indexes of the M actual PRBs;
wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH;
a capability to transmit PUCCH for up to Z PRBs;
the capacity of PUCCH transmitting Zi PRBs is Z1, Z2 \8230, at least one of ZK, 1< = Z1< Z2 \8230, ZK.
13. The method of claim 12, wherein the sending the reporting information to the base station comprises:
and sending the reported information to the base station through a Physical Random Access Channel (PRACH) or third information msg 3.
14. The method of claim 13, wherein a correspondence exists between a format of the PRACH and the reporting information; and/or
And the resources of the PRACH and the reported information have a corresponding relation.
15. A method for transmitting an uplink control channel, the method comprising:
the network equipment sends target configuration information, wherein the target configuration information comprises: the method comprises the following steps that the number N of Physical Resource Blocks (PRBs) of a Physical Uplink Control Channel (PUCCH) which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located;
determining a first PUCCH resource from the L candidate PUCCH resources according to a first indication value, wherein the first PUCCH resource comprises N target PRBs;
and carrying out PUCCH reception at the position of one or more candidate PRBs in the N target PRBs.
16. The method of claim 15,
the PRB number of the position of one or more candidate PRBs in the N target PRBs is Y1, Y2, \8230; < YK, wherein 1< = Y1< Yi < \8230; < YK; the receiving PUCCH in the position of one or more candidate PRBs of the N target PRBs comprises:
carrying out PUCCH blind detection on the positions of Yi candidate PRBs in the N target PRBs;
the Yi satisfies one of:
protocol predefining;
base station configuration;
and reporting by the target UE.
17. The method of claim 15, wherein after the network device sends target configuration information, the method further comprises:
determining the actual PRB number M of the PUCCH sent by the target UE, wherein the M is less than or equal to the N;
the receiving PUCCH in the position of one or more candidate PRBs of the N target PRBs comprises: and detecting the PUCCH according to the M.
18. The method of claim 17, wherein the determining the actual number of PRBs M for transmitting the PUCCH comprises:
determining the actual PRB number M of the PUCCH according to at least one of the following contents:
a capability of the target UE to transmit PUCCH;
a Power class type of the target UE;
the format of a PUCCH transmitted by target UE;
path loss between the target UE and the base station;
target UE sends power of PRACH;
the bit number of uplink control information UCI carried by PUCCH sent by target UE;
code rate of PUCCH transmitted by the target UE.
19. The method of claim 17, wherein M satisfies at least one of:
in the case that the target UE has the capability of transmitting a multi-PRB PUCCH, the M is equal to the N;
in the case that the target UE does not have the capability to transmit multi-PRB PUCCH, M is equal to 1;
the M is equal to the N if a target UE has the capability of transmitting a PUCCH with a maximum of Z PRBs and the Z is greater than or equal to the N;
in the case that a target UE has PUCCH capability of transmitting up to Z PRBs and the Z is less than the N, the M is equal to the Z;
in case the target UE has the capability to send PUCCH for Zi PRBs, the M is equal to Zi, wherein Zi is at least one of Z1, Z2 \8230andZK, zi < = N < Zi +1,1< = Z1< Z2< \8230; < ZK, ZK > N;
in case the target UE has the capability to send PUCCH for Zi PRBs, said M is equal to ZK, where ZK ≦ N, zi is at least one of Z1, Z2 \8230, ZK, 1< = Z1< Z2< \8230; < ZK.
20. The method of claim 17, wherein prior to the detecting the PUCCH according to the M, the method further comprises:
determining the positions of M actual PRBs for the target UE to transmit the PUCCH;
the detecting the PUCCH according to the M comprises: receiving PUCCHs at the M positions of the actual PRBs.
21. The method of claim 20, wherein the determining the locations of the M actual PRBs at which the target UE transmits the PUCCH comprises:
determining indexes of M actual PRBs from the N target PRBs, wherein the indexes of the M actual PRBs are related to at least one of an index of a first PRB, an index of a second PRB and a pattern of the M PRBs;
wherein the N target PRBs are at least one of:
n PRBs of the first PUCCH resource;
n PRBs of the first PUCCH resource for target frequency hopping;
the first PRB is at least one of:
under the condition that the PUCCH transmitted by the target UE is not configured with frequency hopping, at least one PRB in the M actual PRBs; under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a first hop of the PUCCH transmitted by the target UE;
the second PRB is:
and under the condition that the PUCCH transmitted by the target UE is configured with frequency hopping, at least one PRB in M PRBs of a second hop of the PUCCH transmitted by the target UE.
22. The method of claim 21, wherein the index of the first PRB relates to at least one of:
the first indication value;
an index of a third PRB, where the index of the third PRB is an index of a certain PRB of the N PRBs of the first PUCCH resource, or is an index of a PRB of the N PRBs of the first PUCCH resource of a first hop; and/or
The index of the second PRB is related to at least one of:
the first indication value;
an index of a fourth PRB, which is at least one PRB index of N PRBs of the first PUCCH resource of a second hop;
the said N;
the M is a linear chain;
a first set of indication values corresponding to the first PUCCH resource.
23. The method of claim 21, wherein an index Q of PRBs of the M PRBs to which the PUCCH of which frequency hopping is not configured satisfies:
Q=P+(r PUCCH,index mod N)*M
Wherein P is a minimum index among PRBs in which frequency hopping is not configured in the first PUCCH resource, r PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH Corresponding index, r PUCCH Is a first indication value.
24. The method of claim 21, wherein an index Q1 of a PRB, with an index of a target value, of the PUCCHs of the M PRBs of the first hop of the configuration hopping satisfies:
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH Is a first indication value.
25. The method of claim 21, wherein an index Q1 of a PRB, with an index of a target value, of the PUCCHs of the M PRBs of the first hop of the configuration hopping satisfies:
Q1=P1+(r PUCCH,index mod N)*M,
an index Q2 of a PRB with a target value in the PUCCH of the M PRBs configuring the second hop of frequency hopping satisfies:
Q2=P2-(r PUCCH,index mod N)*M,
wherein P1 is a first hop minimum index of a PRB in the first PUCCH resource, P2 is a second hop maximum index of the PRB in the first PUCCH resource, and r is PUCCH,index A first indication value r in a first indication value set corresponding to a first PUCCH resource PUCCH The corresponding index.
27. The method of claim 21, wherein the determining the indices of the M actual PRBs comprises at least one of:
determining indexes of the M actual PRBs according to the index of the first PRB, the definition of the first PRB and the patterns of the M PRBs under the condition that the PUCCH of the M PRBs is not configured with frequency hopping;
determining the indexes of the M actual PRBs according to the index of the first PRB, the index of the second PRB, the definition of the first PRB, the definition of the second PRB and the pattern of the M PRBs when the PUCCH of the M PRBs is configured with frequency hopping, wherein the pattern is predefined by a protocol or configured by a base station, and the definition of the first PRB is the index of the first PRB in the M PRBs and the definition of the second PRB is the index of the second PRB in the M PRBs.
28. The method of claim 15, wherein after the network device sends target configuration information, the method further comprises:
receiving reporting information of the target UE, wherein the reporting information is at least one of the capability of the target UE for sending PUCCH, the selection result of whether to select to send multi-PRB PUCCH, the M value and the indexes of the M actual PRBs;
wherein the capability to transmit PUCCH comprises at least one of:
whether or not to have the capability to transmit a multi-PRB PUCCH;
a capability to transmit PUCCH for up to Z PRBs;
the capacity of PUCCH transmitting Zi PRBs is Z1, Z2 \8230, at least one of ZK, 1< = Z1< Z2 \8230, ZK.
29. The method of claim 17, wherein after determining the actual number of PRBs M for the target UE to transmit PUCCH, the method further comprises:
indicating a value of the M and/or an index of the M actual PRBs.
30. The method of claim 29, wherein indicating the value of M and/or the indices of the M actual PRBs comprises:
implicitly indicating a value of the M and/or an index of the M actual PRBs by at least one of:
the base station instructs the UE to transmit PUCCH with a format limited to a first format
The base station indicates a restriction of DCI of PUCCH resources to a first set of control resources;
the base station indicates the restriction of the DCI of the PUCCH resources in the first search space;
the PUCCH resources indicated by the base station are limited to a first set.
31. The method of claim 28, wherein the receiving the reported information of the target UE comprises:
and receiving the reported information through a physical random access channel PRACH or third information msg 3.
32. The method of claim 31, wherein a correspondence exists between a format of the PRACH and the reporting information; and/or
And the corresponding relation exists between the PRACH resource and the reported information.
33. An apparatus for transmitting an uplink control channel, comprising:
a first receiving module, configured to receive target configuration information, where the target configuration information includes: the method comprises the steps that the number N of Physical Resource Blocks (PRB) of at least one UE in a target cell, which can be used for sending a Physical Uplink Control Channel (PUCCH), and the number L of candidate PUCCH resources of the target cell, which are used for sending the PUCCH, are obtained, wherein the target cell is the cell where the target UE is located;
a first determining module, configured to determine an actual number M of PRBs for transmitting a PUCCH, where M is equal to or less than N;
a second determining module, configured to determine locations of M actual PRBs for transmitting a PUCCH;
a first sending module, configured to send a PUCCH in the positions of the M actual PRBs.
34. An apparatus for transmitting an uplink control channel, comprising:
a second sending module, configured to send target configuration information, where the target configuration information includes: the method comprises the following steps that the number N of Physical Resource Blocks (PRBs) of a Physical Uplink Control Channel (PUCCH) which can be used for sending by at least one UE in a target cell and the number L of candidate PUCCH resources which can be used for sending the PUCCH by at least one UE in the target cell are obtained, and the target cell is the cell where the target UE is located;
a third determining module, configured to determine, according to the first indication value, a first PUCCH resource from the L candidate PUCCH resources, where the first PUCCH resource includes N target PRBs;
a second receiving module, configured to perform PUCCH reception at positions of one or more candidate PRBs in the N target PRBs.
35. A terminal comprising a processor, a memory, and a program or instructions stored on the memory and executable on the processor, the program or instructions when executed by the processor implementing the steps of the method for transmission of an uplink control channel according to any one of claims 1 to 14.
36. A network device comprising a processor, a memory, and a program or instructions stored on the memory and executable on the processor, the program or instructions when executed by the processor implementing the steps of the method for transmission of an uplink control channel according to any one of claims 15 to 32.
37. A readable storage medium, on which a program or instructions are stored, which when executed by a processor, implement the steps of the transmission method of the uplink control channel according to any one of claims 1 to 14; or alternatively
The steps of implementing the transmission method of the uplink control channel according to any of claims 15-32.
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