CN110972299B - Uplink control information transmission method, terminal and network equipment - Google Patents

Uplink control information transmission method, terminal and network equipment Download PDF

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CN110972299B
CN110972299B CN201811163032.8A CN201811163032A CN110972299B CN 110972299 B CN110972299 B CN 110972299B CN 201811163032 A CN201811163032 A CN 201811163032A CN 110972299 B CN110972299 B CN 110972299B
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pucch resource
pucch
resource
group
occupied
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CN110972299A (en
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沈晓冬
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055Physical resource allocation for ACK/NACK

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

Abstract

The embodiment of the invention provides an uplink control information transmission method, a terminal and network equipment, wherein the method comprises the following steps: receiving DCI, wherein the DCI comprises a Physical Uplink Control Channel (PUCCH) resource indication; determining a PUCCH resource group indicated by the PUCCH resource indication, wherein the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication; and sending UCI through the PUCCH resources included in the PUCCH resource group. The embodiment of the invention can improve the indication effect of the PUCCH resource.

Description

Uplink control information transmission method, terminal and network equipment
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a method, a terminal, and a network device for transmitting uplink control information (Uplink Control Information, UCI).
Background
Terminals in a communication system often need to send UCI to a network device, for example: feedback hybrid automatic repeat request acknowledgement feedback (Hybrid Automatic Repeat Request ACK, HARQ-ACK). The UCI is sent on a physical uplink control channel (Physical Uplink Control Channel, PUCCH) resource, and the network device in the current communication system can only indicate one PUCCH resource in any case, which means that the indication effect of the PUCCH resource in the current communication system is poor.
Disclosure of Invention
The embodiment of the invention provides a UCI transmission method, a terminal and network equipment, which are used for solving the problem of poor indication effect of PUCCH resources.
In a first aspect, an embodiment of the present invention provides a UCI transmission method, which is applied to a terminal, including:
receiving downlink control information (Downlink Control Information, DCI) comprising a physical uplink control channel, PUCCH, resource indication;
Determining a PUCCH resource group indicated by the PUCCH resource indication, wherein the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication;
and sending UCI through the PUCCH resources included in the PUCCH resource group.
In a second aspect, an embodiment of the present invention provides a UCI transmission method, which is applied to a network device, including:
Transmitting DCI, where the DCI includes a PUCCH resource indication, where the PUCCH resource indication is used to indicate a PUCCH resource group, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group and at least one second PUCCH resource group according to the PUCCH resource indication, the first PUCCH resource group includes a plurality of PUCCH resources, and the second PUCCH resource group includes one PUCCH resource;
And receiving UCI on the PUCCH resources included in the PUCCH resource group.
In a third aspect, an embodiment of the present invention provides a terminal, including:
a receiving module, configured to receive DCI, where the DCI includes a PUCCH resource indication;
A determining module, configured to determine a PUCCH resource group indicated by the PUCCH resource indication, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication;
a transmitting module, configured to transmit UCI through a PUCCH resource included in the PUCCH resource group
In a fourth aspect, an embodiment of the present invention provides a network device, including:
A transmitting module, configured to transmit DCI, where the DCI includes a PUCCH resource indication, where the PUCCH resource indication is used to indicate a PUCCH resource group, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group and at least one second PUCCH resource group according to the PUCCH resource indication, the first PUCCH resource group includes a plurality of PUCCH resources, and the second PUCCH resource group includes one PUCCH resource;
And a receiving module, configured to receive UCI on a PUCCH resource included in the PUCCH resource group.
In a fifth aspect, an embodiment of the present invention provides a terminal, including: the UCI transmission method comprises the steps of a UCI transmission method at a terminal side, wherein the UCI transmission method at the terminal side comprises a memory, a processor and a program which is stored in the memory and can run on the processor, and the UCI transmission method at the terminal side comprises the steps of the UCI transmission method at the terminal side provided by the embodiment of the invention when the program is executed by the processor.
In a sixth aspect, an embodiment of the present invention provides a network device, including: the UCI transmission method comprises the steps of a UCI transmission method at a network device side, wherein the UCI transmission method is provided by the embodiment of the invention, and the UCI transmission method is provided by the network device side.
In a seventh aspect, an embodiment of the present invention provides a computer readable storage medium, where a computer program is stored, where the computer program when executed by a processor implements a step of the UCI transmission method on the terminal side provided by the embodiment of the present invention, or where the computer program when executed by a processor implements a step of the UCI transmission method on the network device side provided by the embodiment of the present invention.
In the embodiment of the invention, DCI is received, wherein the DCI comprises a Physical Uplink Control Channel (PUCCH) resource indication; determining a PUCCH resource group indicated by the PUCCH resource indication, wherein the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication; and sending UCI through the PUCCH resources included in the PUCCH resource group. In this way, the PUCCH resource indication may indicate a plurality of PUCCH resources, or indicate one PUCCH resource group in a PUCCH resource group including a plurality of PUCCH resources and a PUCCH resource group including one PUCCH resource, so that compared with the prior art, only one PUCCH resource may be indicated in any case, the embodiment of the present invention may improve the indication effect of the PUCCH resource.
Drawings
FIG. 1 is a block diagram of a network system to which embodiments of the present invention are applicable;
fig. 2 is a flowchart of a UCI transmission method according to an embodiment of the present invention;
Fig. 3 is a flowchart of another UCI transmission method according to an embodiment of the present invention;
Fig. 4 is a block diagram of a terminal according to an embodiment of the present invention;
Fig. 5 is a block diagram of a network device according to an embodiment of the present invention;
Fig. 6 is a block diagram of another terminal according to an embodiment of the present invention;
fig. 7 is a block diagram of another network device according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, the use of "and/or" in the specification and claims means at least one of the connected objects, e.g., a and/or B, meaning that it includes a single a, a single B, and that there are three cases of a and B.
In embodiments of the invention, words such as "exemplary" or "such as" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g." in an embodiment should not be taken as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.
Embodiments of the present invention are described below with reference to the accompanying drawings. The UCI transmission method, the terminal and the network equipment provided by the embodiment of the invention can be applied to a wireless communication system. The wireless communication system may be a 5G system, or an evolved long term evolution (Evolved Long Term Evolution, eLTE) system, or a subsequent evolved communication system.
Referring to fig. 1, fig. 1 is a block diagram of a network system to which an embodiment of the present invention is applicable, and as shown in fig. 1, the network system includes a terminal 11 and a network device 12, where the terminal 11 may be a User Equipment (UE) or other terminal side devices, for example: terminal-side devices such as a Mobile phone, a tablet (Tablet Personal Computer), a Laptop (Laptop Computer), a Personal Digital Assistant (PDA), a Mobile internet device (Mobile INTERNET DEVICE, MID), or a wearable device (Wearable Device), it should be noted that the specific type of the terminal 11 is not limited in the embodiment of the present invention. The network device 12 may be a 4G base station, or a 5G base station, or a later version base station, or a base station in other communication systems, or referred to as a node B, an evolved node B, or a transmission receiving Point (TRP, transmission Reception Point), or an Access Point (AP), or other words in the field, and the network device is not limited to a specific technical word as long as the same technical effect is achieved. In addition, the network device 12 may be a Master Node (MN) or a Secondary Node (SN). It should be noted that, in the embodiment of the present invention, only a 5G base station is taken as an example, but the specific type of the network device is not limited.
Referring to fig. 2, fig. 2 is a flowchart of a UCI transmission method according to an embodiment of the present invention, which is applied to a terminal, as shown in fig. 2, and includes the following steps:
Step 201, receiving DCI, where the DCI includes a PUCCH resource indication.
The receiving DCI may be that the terminal receives a physical downlink control channel (Physical Downlink Control Channel, PDCCH) and analyzes the PDCCH to obtain the DCI.
In the embodiment of the present invention, the PUCCH resource indication may be an acknowledgement/negative acknowledgement (ACK/NACK Resource Indicator, ARI), that is, the PUCCH resource may be indicated by an ARI field in the DCI. Of course, the embodiment of the present invention is not limited to indicating PUCCH resources by ARI, for example: the PUCCH resource may be indicated by another field in the DCI, or by newly-added fields in the DCI, or the like, by redefining the DCI.
Step 202, determining a PUCCH resource group indicated by the PUCCH resource indication, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication.
In the embodiment of the present invention, the PUCCH resource indication may indicate an index of the PUCCH resource group, so that the terminal may determine, through the index, the PUCCH resource group indicated by the PUCCH resource indication. Wherein, different indexes correspond to different PUCCH resource groups, and the number of PUCCH resources included in different PUCCH resource groups may be the same, for example: are n PUCCH resources, where n is an integer greater than or equal to 2; or there are PUCCH resource groups having different numbers of PUCCH resources among the plurality of PUCCH resource groups, for example: some PUCCH resource groups have only one PUCCH resource, while other PUCCH resource groups include two PUCCH resources, or there are also some PUCCH resource groups including three, four PUCCH resources, and so on.
Of course, in the embodiment of the present invention, the PUCCH resource indication is not limited to the index of the PUCCH resource group, and in some embodiments, the PUCCH resource indication may implicitly indicate the PUCCH resource group, for example: the PUCCH resource indication may indicate an index, an identifier, or the like of one PUCCH resource in the PUCCH resource group, and the terminal determines one or more PUCCH resources corresponding to the PUCCH resource by using the PUCCH resource, thereby obtaining a PUCCH resource group including the PUCCH resource indicated by the PUCCH resource indication and the PUCCH resource corresponding to the PUCCH resource.
In addition, in the embodiment of the present invention, the PUCCH resource group includes a plurality of PUCCH resources, and it may be understood that the PUCCH resource indication indicates a plurality of PUCCH resources each time, for example: n PUCCH resources are indicated each time, where n is an integer greater than or equal to 2. Of course, a plurality of PUCCH resources are indicated each time, and the number of PUCCH resources indicated is not limited to the same, for example: some scenarios may indicate 2 PUCCH resources, while other scenarios may indicate 3 PUCCH resources, i.e. the indicated number of PUCCH resources may be dynamically adjusted.
In this way, a plurality of PUCCH resources can be indicated by one DCI, thereby improving the indication effect of the PUCCH resources.
In addition, the first PUCCH resource group may be a PUCCH resource group including a plurality of PUCCH resources, for example: the at least one first PUCCH resource group includes a PUCCH resource group a, a PUCCH resource group b and a PUCCH resource group c, wherein the PUCCH resource group a includes 2 PUCCH resources, the PUCCH resource group b includes 3 PUCCH resources, and the PUCCH resource group c includes 4 PUCCH resources, that is, the PUCCH resource group a, the PUCCH resource group b and the PUCCH resource group c are all first PUCCH resource groups.
And the second PUCCH resource group may be one or more PUCCH resource groups, for example: the at least one second PUCCH resource group includes a PUCCH resource group d, a PUCCH resource group e and a PUCCH resource group f, where the PUCCH resource group d, the PUCCH resource group e and the PUCCH resource group f each include 1 PUCCH resource, but the PUCCH resources included in the three PUCCH resource groups are different, that is, the PUCCH resource group d, the PUCCH resource group e and the PUCCH resource group f are all second PUCCH resource groups.
The PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group and at least one second PUCCH resource group according to the PUCCH resource indication, which may be understood as that the PUCCH resource indication indicates one PUCCH resource group of a plurality of PUCCH resource groups (including one or more first PUCCH resource groups and one or more second PUCCH resource groups).
In this way, the terminal can receive DCI from the network device and decide whether to use a plurality of PUCCH resources or one PUCCH resource according to the DCI, thereby improving the indication effect of the PUCCH resource. For example: the network device may indicate one or more PUCCH resources to the terminal through the above PUCCH resource indication according to the requirement. For example: more PUCCH resources may be indicated when the channel is busy or the load of the network is relatively large, and fewer PUCCH resources may be indicated when the channel is idle or the load of the network is relatively small.
Step 203, transmitting UCI through the PUCCH resource included in the PUCCH resource group.
The step may be to transmit UCI on the plurality of PUCCH resources, respectively, in a case where the PUCCH resource group includes the plurality of PUCCH resources, wherein contents of UCI indications transmitted on the plurality of PUCCH resources, respectively, may be the same. In this way, a plurality of UCIs are sent on a plurality of PUCCH resources, so that the situation that the channel is blocked can be avoided, and the success rate of UCI feedback can be improved. For example: the UCI is HARQ-ACK, and the success rate of feedback of the terminal can be increased by feeding back a plurality of HARQ-ACKs.
Note that, in the embodiment of the present invention, UCI is not limited to HARQ-ACK, for example: the UCI may also be the rest of control information that the terminal needs to feed back to the network device.
In addition, in step 203, if the PUCCH resource group includes one PUCCH resource, UCI may be transmitted on the one PUCCH resource. For example: and when the channel is idle or the load of the network is small, UCI is sent through one PUCCH resource.
In the embodiment of the invention, the PUCCH resource can be flexibly indicated through the steps, so that the indication effect of the PUCCH resource is improved, and the success rate of the UCI fed back by the terminal can also be improved, because some terminals feed back scenes with lower success rate of the UCI, for example: the channel is busy or the load of the network is large, so that a plurality of PUCCH resources can be indicated, and the success rate of UCI sending of the terminal is improved.
As an optional implementation manner, the determining the PUCCH resource group indicated by the PUCCH resource indication includes:
And determining the PUCCH resource group indicated in the resource mapping relation according to the resource mapping relation, wherein the resource mapping relation comprises mapping relation between a plurality of PUCCH resource indications and the PUCCH resource group.
The resource mapping relationship may be preconfigured, or the network device sends the resource mapping relationship to the terminal in advance, or is predefined in the protocol.
The resource mapping relationship includes a plurality of different PUCCH resource indications, where each PUCCH resource indication has a different value, for example: taking 3 bits as an example, the resource mapping relationship may include 8 PUCCH resource indication values, for example: 000. 001, 010, 011, 100, 101, 110, 111, each value corresponds to a different PUCCH resource group. Each PUCCH resource group includes different PUCCH resources.
The terminal can rapidly and accurately determine the PUCCH resource group indicated by the PUCCH resource indication through the resource mapping relation.
In the above embodiment, in the resource mapping relationship, the number of PUCCH resources included in different PUCCH resource groups may be the same or different.
Optionally, each resource group in the resource mapping relationship includes n PUCCH resources, where n is an integer greater than or equal to 2.
The n may be preconfigured, or a protocol may be predefined, and of course, may be configured by dynamic signaling.
In this embodiment, it may be implemented that each PUCCH resource indication indicates n PUCCH resources, for example: taking n=2 as an example, the resource mapping relationship may be as shown in table 1:
Table 1:
By the table, 8n resources can be configured for a PUCCH Resource Set (RESET), and each PUCCH Resource indication (for example, ARI) corresponds to the resources (n is equal to or greater than 2) of n PUCCHs. The PUCCH RESET here may be PUCCH RESET 1, PUCCH RESET2 or PUCCH RESET3, and the PUCCH RESET is allowed to configure 8n resources.
In this embodiment, since n PUCCH resources are allocated per PUCCH resource indication, the success rate of UCI transmission may be improved. In addition, the above n may be flexibly configured, for example: may be preconfigured by the network device, or predefined in the protocol, etc.
Optionally, the PUCCH resource groups in the resource mapping relationship include the at least one first PUCCH resource group and the at least one second PUCCH resource group.
In this way, the PUCCH resource group indicated by the PUCCH resource indication may be determined according to the mapping relationship, and the number of PUCCH resources indicated by different PUCCH resource indications (for example: ARI) may be the same or different. Therefore, the network equipment can dynamically adjust the number of PUCCH resources for the terminal to transmit UCI by using the PUCCH according to the occupation condition of the channel by using the PUCCH resource indication so as to improve the success rate of the terminal for improving the UCI.
For example: when the channel is busy or the load of the network is large, indicating more PUCCH resources; and indicates fewer PUCCH resources when the channel is idle or the load of the network is small.
Specifically, in this embodiment, the resource mapping relationship may be added, for example: a PUCCH Resource indication (pucch_resource_indicator) (e.g. ARI) to PUCCH Resource (pucch_resource) mapping table is added, wherein for the value corresponding to the jth pucch_resource_indicator, M j PUCCH-Resource ids of M PUCCH Resource identifications (PUCCH-Resource ids) in the Resource List (Resource List) are mapped.
The above embodiment is illustrated in table 2 below, and assuming that the PUCCH resources included in the resource List (resource List) are numbered {1,3,5,7,9,11,21,23,45, … }, the above resource mapping relationship may be as shown in table 2:
table 2:
Thus, through the resource mapping relation shown in the table, a plurality of PUCCH resources may be indicated in some scenarios of PUCCH resource indication, or one PUCCH resource may be indicated in another scenario, or a different number of PUCCH resources may be indicated in different scenarios, for example: the number of PUCCH resources corresponding to different PUCCH Resource indicator may be different.
Optionally, the resource mapping relation includes a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
For example: the PUCCH resources of 000, 001, 010, 011 indicate PUCCH resource groups corresponding to 4 PUCCH resource numbers 1, the PUCCH resources of 100, 101 indicate PUCCH resource groups corresponding to 2 PUCCH resource numbers 2, and the PUCCH resources of 110, 111 indicate PUCCH resource groups corresponding to 2 PUCCH resource numbers 4.
Specifically, in the first scenario, the PUCCH resource group indicated by the PUCCH resource indication in the DCI includes h PUCCH resources;
In a second scenario, the PUCCH resource group indicated by the PUCCH resource indication in the DCI includes j PUCCH resources;
Wherein h is an integer greater than j, and j is an integer greater than or equal to 1.
The first scene and the second scene may be scenes determined by the network device, and of course, may also be scenes defined in a protocol, which is not limited thereto. For example: the PUCCH in the first scenario is busy than the PUCCH in the second scenario, or the network load in the first scenario is greater than the network load in the second scenario, etc.
By indicating different numbers of PUCCH resources, the PUCCH resources can be saved on the premise of ensuring that the terminal improves the UCI success rate.
As an optional implementation manner, the PUCCH resource indication indicates the indicated PUCCH resource group, including:
the PUCCH resource indicates an implicitly indicated PUCCH resource group, the PUCCH resource group including:
The PUCCH resource indicates a corresponding first PUCCH resource;
And a second PUCCH resource matched with the first PUCCH resource.
The first PUCCH resource may be one or more PUCCH resources, and the second PUCCH resource may be one or more PUCCH resources. In addition, the second PUCCH resource that matches the first PUCCH resource may be that a certain relationship exists between configuration parameters of the first PUCCH resource and the second PUCCH resource, for example: time domain adjacency, or frequency domain identical, but time domain adjacency, etc.
In this embodiment, the PUCCH resource indication may implicitly indicate a plurality of PUCCH resources, so that the DCI overhead may be saved.
Optionally, the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource; or alternatively
The time domain resource occupied by the second PUCCH resource overlaps with the time domain resource occupied by the first PUCCH resource.
The time domain resource adjacency may be that the time domain resource occupied by the second PUCCH resource is continuous with the time domain resource occupied by the first PUCCH resource in time domain, or that the two are separated from a specific time domain resource unit, for example: distance x slots, or distance k symbols, etc.
Because the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource, UCI can be improved on the adjacent time domain resource, and therefore UCI transmission efficiency is improved.
In addition, the existence of the overlapping may be that the time domain resource occupied by the second PUCCH resource completely overlaps or partially overlaps with the time domain resource occupied by the first PUCCH resource, so that a plurality of UCI may be sent in all or partially the same time, so as to further improve UCI transmission efficiency.
Optionally, the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource.
Wherein, the above parameter configuration may include, but is not limited to, at least one of:
PUCCH Format (PUCCH Format), start symbol (Starting symbol), number of symbols in slot (Number of symbols in a slot), index for starting PRB (IDENTIFYING STARTING PRB), number of PRBs (Number of PRBs), start hopping information (Enabling a frequency hopping), and frequency resource of the second hop (Frequency resource of 2 nd hop if frequency).
Preferably, the parameter configuration may be the same for all configuration parameters, but may be partially the same, which is not limited thereto.
It should be noted that, the configuration parameters of the PUCCH resource may be preconfigured, for example: and receiving configuration of each PUCCH resource sent by the network equipment, or predefined in a protocol, and the like.
In this embodiment, since the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource, it may be ensured that UCI transmitted multiple times is transmitted using PUCCH resources with the same parameter, so that the network device may more easily and successfully receive UCI.
Optionally, the time domain interval between the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, where x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
The time domain resource unit may be a slot (slot), which is not limited, for example: but also subframes, or symbols. In addition, the above x may be network configured or dynamically signaled, or pre-defined by a protocol.
In this way, UCI can be sent on a plurality of PUCCH resources with time domain intervals equal to x time domain resource units, so that the success rate of UCI sending can be improved.
In addition, the time domain resource unit may be PRB, or MHz, and the y may be a fixed value, or network configuration, or dynamic signaling, or predefined by a protocol. In this embodiment, UCI may be transmitted on a plurality of PUCCH resources having a frequency domain interval greater than y frequency domain resource units, so that the success rate of UCI transmission may be improved.
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource may be greater than y frequency domain resource units, and PUCCH resources separated from the PUCCH resource by y time domain resource units in the frequency domain may be removed.
It should be noted that, the various alternative embodiments described herein may be implemented in combination with each other or may be implemented separately. For example: the second PUCCH resource is adjacent to or overlaps with the first PUCCH resource in time domain, and satisfies at least one of the following:
the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource;
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units.
The following describes various implementations provided by the embodiments of the present invention with PUCCH resource indication as ARI:
The resource flow of the terminal for determining the PUCCH is as follows:
1. the terminal configures the resource of PUCCH by receiving the high-level signaling from the network;
2. the terminal receives the PDCCH and obtains DCI information by decoding the PDCCH;
3. The terminal knows which group of PUCCH resources should be used through ARI information in DCI, and the group of PUCCH resources comprises 1 or more PUCCH resources;
4. The terminal transmits UCI on this set of PUCCH resources.
For the third step there may be the following embodiments:
Example 1:
In this embodiment, the indication of each ARI corresponds to the resources of n PUCCHs.
In this embodiment, modification of the current protocol standard may be implemented, allowing PUCCH RESET to configure 8n resources for PUCCH RESET 1/2/3 (current Rel-15NR protocol only allows 8 resources to be configured), with an indication of each ARI corresponding to the resources of n PUCCHs (n≡2). Taking n=2 as an example, see table 1, and the description thereof will be omitted here.
Example 2:
in this embodiment, a corresponding PUCCH Resource is configured for each indication of ARI.
Multiple PUCCH resources are designated for each ARI indication, and the number of PUCCH resources indicated by different ARIs may be the same or different.
This has the advantage that the base station can utilize the ARI dynamic modulation terminal to utilize the PUCCH to transmit the number of UCI resources according to the occupation condition of the channel.
When the channel is busy or the load of the network is large, indicating more PUCCH resources by ARI;
when the channel is idle or the load of the network is small, fewer PUCCH resources are indicated with ARI.
In this embodiment, modifications to existing protocol signaling may be based as follows:
Adding a PUCCH_resource_indicator (i.e. ARI) to the PUCCH_resource mapping table, and mapping the value corresponding to the jth PUCCH_resource_indicator to M j PUCCH-ResourceId in M PUCCH-ResourceId in resourceList
For example: the PUCCH Resource contained in the Resource List has the number {1,3,5,7,9,11,21,23,45, … }, and the mapping shown in table 2 is defined, and will not be described here.
Wherein the number of PUCCH resources corresponding to different PUCCH Resource indicator (i.e. ARI) may be different.
Example 3:
in this embodiment, the terminal implicitly corresponds to a plurality of PUCCH resources according to the value of ARI.
The method comprises the following steps:
The terminal can find the Resource of the second PUCCH of the adjacent time domain Resource according to the first PUCCH Resource corresponding to the ARI value. Adjacent references herein refer to:
Method 1: all parameter configurations of the second and first PUCCH resources are the same, but the second PUCCH Resource is one slot later than the first PUCCH Resource (or x slots, x may be signaled according to network configuration or dynamic signaling);
Method 2: all the parameter configurations of the second and first PUCCH resources are the same, except that the second PUCCH Resource is separated from the first PUCCH Resource by y PRBs (or y MHz) in the frequency domain, and y may be a fixed value or a network configuration or dynamic signaling.
In general, in NR unlicensed (NR-U), y=20 MHz can be taken, because the busy detection of a channel is in units of 20 MHz.
In the embodiment of the present invention, the terminal knows which set of PUCCH resources should be used through ARI information in DCI, and the set of PUCCH resources includes 1 or more PUCCH resources.
In this way, the original PUCCH resources are extended by the ARI field in the DCI, and the terminal can avoid the situation that the channel is blocked by multiple PUCCH resources by the present invention.
It should be noted that, the UCI transmission method provided by the embodiment of this invention may be applied to a new air interface unlicensed (New Radio unlicensed, NR unlicensed) scenario, which is not limited, and may also be applied to other scenarios where a terminal is required to send UCI.
In the embodiment of the invention, DCI is received, wherein the DCI comprises a Physical Uplink Control Channel (PUCCH) resource indication; determining a PUCCH resource group indicated by the PUCCH resource indication, wherein the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication; and sending UCI through the PUCCH resources included in the PUCCH resource group. In this way, the PUCCH resource indication may indicate a plurality of PUCCH resources, or indicate one PUCCH resource group in a PUCCH resource group including a plurality of PUCCH resources and a PUCCH resource group including one PUCCH resource, so that compared with the prior art, only one PUCCH resource may be indicated in any case, the embodiment of the present invention may improve the indication effect of the PUCCH resource.
Referring to fig. 3, fig. 3 is a flowchart of a UCI transmission method according to an embodiment of the present invention, which is applied to a network device, as shown in fig. 3, and includes the following steps:
Step 301, transmitting DCI, where the DCI includes a PUCCH resource indication, where the PUCCH resource indication is used to indicate a PUCCH resource group, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group and at least one second PUCCH resource group according to the PUCCH resource indication, where the first PUCCH resource group includes a plurality of PUCCH resources, and the second PUCCH resource group includes one PUCCH resource;
Step 302, receiving UCI on a PUCCH resource included in the PUCCH resource group.
Optionally, the PUCCH resource indication is an acknowledgement/negative acknowledgement resource indication ARI.
Optionally, the PUCCH resource indication is configured to indicate the PUCCH resource group in a resource mapping relationship, where the resource mapping relationship includes a mapping relationship between a plurality of PUCCH resource indications and a PUCCH resource group.
Optionally, each resource group in the resource mapping relationship includes n PUCCH resources, where n is an integer greater than or equal to 2.
Optionally, the PUCCH resource groups in the resource mapping relationship include the at least one first PUCCH resource group and the at least one second PUCCH resource group.
Optionally, the resource mapping relation includes a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
Optionally, the PUCCH resource indication is used to implicitly indicate the PUCCH resource group, and the PUCCH resource group includes:
The PUCCH resource indicates a corresponding first PUCCH resource;
And a second PUCCH resource matched with the first PUCCH resource.
Optionally, the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource; or alternatively
The time domain resource occupied by the second PUCCH resource overlaps with the time domain resource occupied by the first PUCCH resource.
Optionally, the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource.
Optionally, the time domain interval between the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, where x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
It should be noted that, as an implementation manner of the network device corresponding to the embodiment shown in fig. 2, a specific implementation manner of the embodiment may refer to a related description of the embodiment shown in fig. 2, so that in order to avoid repeated description, the embodiment is not described again, and the same beneficial effects may be achieved.
Referring to fig. 4, fig. 4 is a block diagram of a terminal according to an embodiment of the present invention, and as shown in fig. 4, a terminal 400 includes:
A receiving module 401, configured to receive DCI, where the DCI includes a PUCCH resource indication;
A determining module 402, configured to determine a PUCCH resource group indicated by the PUCCH resource indication, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication;
a sending module 403, configured to send UCI through a PUCCH resource included in the PUCCH resource group.
Optionally, the PUCCH resource is indicated as ARI.
Optionally, the determining module 402 is configured to determine, according to a resource mapping relationship, a PUCCH resource group indicated by the PUCCH resource indication in the resource mapping relationship, where the resource mapping relationship includes mapping relationships between a plurality of PUCCH resource indications and the PUCCH resource group.
Optionally, each resource group in the resource mapping relationship includes n PUCCH resources, where n is an integer greater than or equal to 2.
Optionally, the PUCCH resource groups in the resource mapping relationship include the at least one first PUCCH resource group and the at least one second PUCCH resource group.
Optionally, the resource mapping relation includes a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
Optionally, the PUCCH resource indication indicates the indicated PUCCH resource group, including:
the PUCCH resource indicates an implicitly indicated PUCCH resource group, the PUCCH resource group including:
The PUCCH resource indicates a corresponding first PUCCH resource;
And a second PUCCH resource matched with the first PUCCH resource.
Optionally, the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource; or alternatively
The time domain resource occupied by the second PUCCH resource overlaps with the time domain resource occupied by the first PUCCH resource.
Optionally, the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource.
Optionally, the time domain interval between the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, where x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
Referring to fig. 5, fig. 5 is a block diagram of a network device according to an embodiment of the present invention, and as shown in fig. 5, a network device 500 includes:
A transmitting module 501, configured to transmit DCI, where the DCI includes a PUCCH resource indication, where the PUCCH resource indication is used to indicate a PUCCH resource group, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group and at least one second PUCCH resource group according to the PUCCH resource indication, the first PUCCH resource group includes a plurality of PUCCH resources, and the second PUCCH resource group includes one PUCCH resource;
a receiving module 502, configured to receive UCI on a PUCCH resource included in the PUCCH resource group.
Optionally, the PUCCH resource is indicated as ARI.
Optionally, the PUCCH resource indication is configured to indicate the PUCCH resource group in a resource mapping relationship, where the resource mapping relationship includes a mapping relationship between a plurality of PUCCH resource indications and a PUCCH resource group.
Optionally, each resource group in the resource mapping relationship includes n PUCCH resources, where n is an integer greater than or equal to 2.
Optionally, the PUCCH resource groups in the resource mapping relationship include the at least one first PUCCH resource group and the at least one second PUCCH resource group.
Optionally, the resource mapping relation includes a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
Optionally, the PUCCH resource indication is used to implicitly indicate the PUCCH resource group, and the PUCCH resource group includes:
The PUCCH resource indicates a corresponding first PUCCH resource;
And a second PUCCH resource matched with the first PUCCH resource.
Optionally, the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource; or alternatively
The time domain resource occupied by the second PUCCH resource overlaps with the time domain resource occupied by the first PUCCH resource.
Optionally, the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource.
Optionally, the time domain interval between the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, where x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
The terminal provided by the embodiment of the invention can realize each process realized by the network device in the embodiment of the method of fig. 3, and in order to avoid repetition, the description is omitted here, so that the indication effect of the PUCCH resource can be improved, and the success rate of UCI transmission can also be improved.
Figure 6 is a schematic diagram of a hardware architecture of a terminal implementing various embodiments of the present invention,
The terminal 600 includes, but is not limited to: radio frequency unit 601, network module 602, audio output unit 603, input unit 604, sensor 605, display unit 606, user input unit 607, interface unit 608, memory 609, processor 610, and power supply 611. It will be appreciated by those skilled in the art that the terminal structure shown in fig. 6 is not limiting of the terminal and that the terminal may include more or fewer components than shown, or may combine certain components, or a different arrangement of components. In the embodiment of the invention, the terminal comprises, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer and the like.
A radio frequency unit 601, configured to receive downlink control information DCI, where the DCI includes a physical uplink control channel PUCCH resource indication;
A processor 610, configured to determine a PUCCH resource group indicated by the PUCCH resource indication, where the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication;
the radio frequency unit 601 is further configured to send UCI through a PUCCH resource included in the PUCCH resource group.
Optionally, the PUCCH resource indication is an acknowledgement/negative acknowledgement resource indication ARI.
Optionally, the determining, performed by the processor 610, that the PUCCH resource indicates the indicated PUCCH resource group includes:
And determining the PUCCH resource group indicated in the resource mapping relation according to the resource mapping relation, wherein the resource mapping relation comprises mapping relation between a plurality of PUCCH resource indications and the PUCCH resource group.
Optionally, each resource group in the resource mapping relationship includes n PUCCH resources, where n is an integer greater than or equal to 2.
Optionally, the PUCCH resource groups in the resource mapping relationship include the at least one first PUCCH resource group and the at least one second PUCCH resource group.
Optionally, the resource mapping relation includes a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
Optionally, the PUCCH resource indication indicates the indicated PUCCH resource group, including:
the PUCCH resource indicates an implicitly indicated PUCCH resource group, the PUCCH resource group including:
The PUCCH resource indicates a corresponding first PUCCH resource;
And a second PUCCH resource matched with the first PUCCH resource.
Optionally, the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource; or alternatively
The time domain resource occupied by the second PUCCH resource overlaps with the time domain resource occupied by the first PUCCH resource.
Optionally, the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource.
Optionally, the time domain interval between the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, where x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
The terminal can improve the indication effect of the PUCCH resource and the success rate of UCI transmission.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 601 may be used to receive and send information or signals during a call, specifically, receive downlink data from a base station, and then process the downlink data with the processor 610; and, the uplink data is transmitted to the base station. Typically, the radio frequency unit 601 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. In addition, the radio frequency unit 601 may also communicate with networks and other devices through a wireless communication system.
The terminal provides wireless broadband internet access to the user via the network module 602, such as helping the user to send and receive e-mail, browse web pages, access streaming media, etc.
The audio output unit 603 may convert audio data received by the radio frequency unit 601 or the network module 602 or stored in the memory 609 into an audio signal and output as sound. Also, the audio output unit 603 may also provide audio output (e.g., a call signal reception sound, a message reception sound, etc.) related to a specific function performed by the terminal 600. The audio output unit 603 includes a speaker, a buzzer, a receiver, and the like.
The input unit 604 is used for receiving audio or video signals. The input unit 604 may include a graphics processor (Graphics Processing Unit, GPU) 6041 and a microphone 6042, the graphics processor 6041 processing image data of still pictures or video obtained by an image capturing apparatus (such as a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 606. The image frames processed by the graphics processor 6041 may be stored in the memory 609 (or other storage medium) or transmitted via the radio frequency unit 601 or the network module 602. Microphone 6042 may receive sound and can process such sound into audio data. The processed audio data may be converted into a format output that can be transmitted to the mobile communication base station via the radio frequency unit 601 in the case of a telephone call mode.
The terminal 600 also includes at least one sensor 605, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor and a proximity sensor, wherein the ambient light sensor can adjust the brightness of the display panel 6061 according to the brightness of ambient light, and the proximity sensor can turn off the display panel 6061 and/or the backlight when the terminal 600 moves to the ear. As one of the motion sensors, the accelerometer sensor can detect the acceleration in all directions (generally three axes), and can detect the gravity and direction when the accelerometer sensor is stationary, and can be used for recognizing the terminal gesture (such as horizontal and vertical screen switching, related games, magnetometer gesture calibration), vibration recognition related functions (such as pedometer and knocking), and the like; the sensor 605 may also include a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, etc., which are not described herein.
The display unit 606 is used to display information input by a user or information provided to the user. The display unit 606 may include a display panel 6061, and the display panel 6061 may be configured in a form of a Liquid crystal display (Liquid CRYSTAL DISPLAY, LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 607 may be used to receive input numeric or character information and to generate key signal inputs related to user settings and function control of the terminal. Specifically, the user input unit 607 includes a touch panel 6071 and other input devices 6072. Touch panel 6071, also referred to as a touch screen, may collect touch operations thereon or thereabout by a user (e.g., operations of the user on touch panel 6071 or thereabout using any suitable object or accessory such as a finger, stylus, or the like). The touch panel 6071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch azimuth of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device and converts it into touch point coordinates, which are then sent to the processor 610, and receives and executes commands sent from the processor 610. In addition, the touch panel 6071 may be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave. The user input unit 607 may include other input devices 6072 in addition to the touch panel 6071. Specifically, other input devices 6072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a track ball, a mouse, and a joystick, which are not described herein.
Further, the touch panel 6071 may be overlaid on the display panel 6061, and when the touch panel 6071 detects a touch operation thereon or thereabout, the touch operation is transmitted to the processor 610 to determine a type of a touch event, and then the processor 610 provides a corresponding visual output on the display panel 6061 according to the type of the touch event. Although in fig. 6, the touch panel 6071 and the display panel 6061 are two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 6071 and the display panel 6061 may be integrated to implement the input and output functions of the terminal, which is not limited herein.
The interface unit 608 is an interface to which an external device is connected to the terminal 600. For example, the external devices may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 608 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the terminal 600 or may be used to transmit data between the terminal 600 and an external device.
The memory 609 may be used to store software programs as well as various data. The memory 609 may mainly include a storage program area that may store an operating system, an application program required for at least one function (such as a sound playing function, an image playing function, etc.), and a storage data area; the storage data area may store data (such as audio data, phonebook, etc.) created according to the use of the handset, etc. In addition, the memory 609 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 610 is a control center of the terminal, connects various parts of the entire terminal using various interfaces and lines, and performs various functions of the terminal and processes data by running or executing software programs and/or modules stored in the memory 609 and calling data stored in the memory 609, thereby performing overall monitoring of the terminal. The processor 610 may include one or more processing units; preferably, the processor 610 may integrate an application processor that primarily handles operating systems, user interfaces, applications, etc., with a modem processor that primarily handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 610.
The terminal 600 may further include a power supply 611 (e.g., a battery) for supplying power to the respective components, and preferably, the power supply 611 may be logically connected to the processor 610 through a power management system, so that functions of managing charging, discharging, and power consumption management are performed through the power management system.
In addition, the terminal 600 includes some functional modules, which are not shown, and will not be described herein.
Preferably, the embodiment of the present invention further provides a terminal, which includes a processor 610, a memory 609, and a computer program stored in the memory 609 and capable of running on the processor 610, where the computer program when executed by the processor 610 implements each process of the above beam failure detection method embodiment, and can achieve the same technical effects, and for avoiding repetition, a description is omitted herein.
Referring to fig. 7, fig. 7 is a block diagram of another network device according to an embodiment of the present invention, and as shown in fig. 7, the network device 700 includes: a processor 701, a transceiver 702, a memory 703 and a bus interface, wherein:
A transceiver 702 configured to transmit DCI, the DCI including a PUCCH resource indication, the PUCCH resource indication being used to indicate a PUCCH resource group, wherein the PUCCH resource group includes a plurality of PUCCH resources, or the PUCCH resource group is one PUCCH resource group selected from at least one first PUCCH resource group including a plurality of PUCCH resources and at least one second PUCCH resource group including one PUCCH resource according to the PUCCH resource indication;
transceiver 702 is also configured to receive UCI on PUCCH resources included in the PUCCH resource group.
Optionally, the PUCCH resource is indicated as ARI.
Optionally, the PUCCH resource indication is configured to indicate the PUCCH resource group in a resource mapping relationship, where the resource mapping relationship includes a mapping relationship between a plurality of PUCCH resource indications and a PUCCH resource group.
Optionally, each resource group in the resource mapping relationship includes n PUCCH resources, where n is an integer greater than or equal to 2.
Optionally, the PUCCH resource groups in the resource mapping relationship include the at least one first PUCCH resource group and the at least one second PUCCH resource group.
Optionally, the resource mapping relation includes a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
Optionally, the PUCCH resource indication is used to implicitly indicate the PUCCH resource group, and the PUCCH resource group includes:
The PUCCH resource indicates a corresponding first PUCCH resource;
And a second PUCCH resource matched with the first PUCCH resource.
Optionally, the time domain resource occupied by the second PUCCH resource is adjacent to the time domain resource occupied by the first PUCCH resource; or alternatively
The time domain resource occupied by the second PUCCH resource overlaps with the time domain resource occupied by the first PUCCH resource.
Optionally, the parameter configuration of the second PUCCH resource is the same as the parameter configuration of the first PUCCH resource.
Optionally, the time domain interval between the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, where x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
The network equipment can improve the indication effect of the PUCCH resource and also can improve the success rate of UCI transmission.
Wherein the transceiver 702 is configured to receive and transmit data under the control of the processor 701, said transceiver 702 comprising at least two antenna ports.
In fig. 7, a bus architecture may be comprised of any number of interconnected buses and bridges, and in particular, one or more processors represented by the processor 701 and various circuits of memory represented by the memory 703. The bus architecture may also link together various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are well known in the art and, therefore, will not be described further herein. The bus interface provides an interface. The transceiver 702 may be a number of elements, i.e., including a transmitter and a receiver, providing a means for communicating with various other apparatus over a transmission medium. The user interface 704 may also be an interface capable of interfacing with an inscribed desired device for a different user device, including but not limited to a keypad, display, speaker, microphone, joystick, etc.
The processor 701 is responsible for managing the bus architecture and general processing, and the memory 703 may store data used by the processor 701 in performing operations.
Preferably, the embodiment of the present invention further provides a network device, including a processor 701, a memory 703, and a computer program stored in the memory 703 and capable of running on the processor 701, where the computer program when executed by the processor 701 implements the foregoing transceiver 702 and is further used in the respective processes of the embodiments, and the same technical effects can be achieved, so that repetition is avoided, and no redundant description is given here.
The embodiment of the invention also provides a computer readable storage medium, and the computer readable storage medium stores a computer program, where the computer program when executed by a processor implements each process of the beam failure detection method embodiment of the terminal side provided by the embodiment of the invention, or the computer program when executed by the processor implements each process of the beam failure detection method embodiment of the network device side provided by the embodiment of the invention, and the same technical effect can be achieved, so that repetition is avoided and no further description is given here. The computer readable storage medium is, for example, a Read-Only Memory (ROM), a random access Memory (Random Access Memory RAM), a magnetic disk or an optical disk.
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 … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method according to the embodiments of the present invention.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.

Claims (19)

1. The uplink control information UCI transmission method is applied to a terminal and is characterized by comprising the following steps:
Receiving Downlink Control Information (DCI), wherein the DCI comprises a Physical Uplink Control Channel (PUCCH) resource indication;
Determining a PUCCH resource group indicated by the PUCCH resource indication, wherein the PUCCH resource group includes a plurality of PUCCH resources;
Transmitting UCI through PUCCH resources included in the PUCCH resource group;
the PUCCH resource indication indicated PUCCH resource group includes:
the PUCCH resource indicates an implicitly indicated PUCCH resource group, the PUCCH resource group including:
The PUCCH resource indicates a corresponding first PUCCH resource;
a second PUCCH resource matched with the first PUCCH resource;
The first PUCCH resource and the second PUCCH resource have at least one of the following relationships:
The time domain resource occupied by the second PUCCH resource is adjacent to or overlapped with the time domain resource occupied by the first PUCCH resource;
the frequency domain resource occupied by the second PUCCH resource is adjacent to the frequency domain resource occupied by the first PUCCH resource;
the parameter configuration of the second PUCCH resource is at least partially the same as the parameter configuration of the first PUCCH resource.
2. The method of claim 1, wherein the PUCCH resource indication is an acknowledgement/negative acknowledgement resource indication, ARI.
3. The method of claim 1, wherein the determining the PUCCH resource group indicated by the PUCCH resource indication comprises:
And determining the PUCCH resource group indicated in the resource mapping relation according to the resource mapping relation, wherein the resource mapping relation comprises mapping relation between a plurality of PUCCH resource indications and the PUCCH resource group.
4. The method of claim 3, wherein each resource group in the resource mapping relationship comprises n PUCCH resources, the n being an integer greater than or equal to 2.
5. The method of claim 3, wherein the PUCCH resource groups in the resource mapping relationship comprise the at least one first PUCCH resource group comprising a plurality of PUCCH resources and the at least one second PUCCH resource group comprising one PUCCH resource.
6. The method of claim 5, wherein the resource mapping relationship comprises a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
7. The method of claim 1, wherein a time domain interval of the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, wherein x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
8. A UCI transmission method applied to a network device, comprising:
Transmitting DCI, wherein the DCI comprises a PUCCH resource indication, and the PUCCH resource indication is used for indicating a PUCCH resource group, and the PUCCH resource group comprises a plurality of PUCCH resources;
Receiving UCI on PUCCH resources included in the PUCCH resource group;
the PUCCH resource indication is used for implicitly indicating the PUCCH resource group, and the PUCCH resource group includes:
The PUCCH resource indicates a corresponding first PUCCH resource;
a second PUCCH resource matched with the first PUCCH resource;
The first PUCCH resource and the second PUCCH resource have at least one of the following relationships:
The time domain resource occupied by the second PUCCH resource is adjacent to or overlapped with the time domain resource occupied by the first PUCCH resource;
the frequency domain resource occupied by the second PUCCH resource is adjacent to the frequency domain resource occupied by the first PUCCH resource;
the parameter configuration of the second PUCCH resource is at least partially the same as the parameter configuration of the first PUCCH resource.
9. The method of claim 8, wherein the PUCCH resource indication is ARI.
10. The method of claim 8, wherein the PUCCH resource indication is used to indicate the PUCCH resource group in a resource mapping relationship, wherein the resource mapping relationship comprises a mapping relationship of a plurality of PUCCH resource indications with PUCCH resource groups.
11. The method of claim 10, wherein each resource group in the resource mapping relationship comprises n PUCCH resources, the n being an integer greater than or equal to 2.
12. The method of claim 10, wherein the PUCCH resource groups in the resource mapping relationship comprise the at least one first PUCCH resource group comprising a plurality of PUCCH resources and the at least one second PUCCH resource group comprising one PUCCH resource.
13. The method of claim 12, wherein the resource mapping relationship comprises a plurality of PUCCH resource groups with different numbers of PUCCH resources, and different PUCCH resource groups correspond to different PUCCH resource indications.
14. The method of claim 8, wherein a time domain interval of the time domain resource occupied by the second PUCCH resource and the time domain resource occupied by the first PUCCH resource is equal to x time domain resource units, wherein x is an integer greater than or equal to 1; or alternatively
The frequency domain interval between the frequency domain resource occupied by the second PUCCH resource and the frequency domain resource occupied by the first PUCCH resource is larger than y frequency domain resource units, wherein y is an integer larger than or equal to 1.
15. A terminal, comprising:
a receiving module, configured to receive DCI, where the DCI includes a PUCCH resource indication;
A determining module, configured to determine a PUCCH resource group indicated by the PUCCH resource indication, where the PUCCH resource group includes a plurality of PUCCH resources;
a sending module, configured to send UCI through a PUCCH resource included in the PUCCH resource group;
the PUCCH resource indication indicated PUCCH resource group includes:
the PUCCH resource indicates an implicitly indicated PUCCH resource group, the PUCCH resource group including:
The PUCCH resource indicates a corresponding first PUCCH resource;
a second PUCCH resource matched with the first PUCCH resource;
The first PUCCH resource and the second PUCCH resource have at least one of the following relationships:
The time domain resource occupied by the second PUCCH resource is adjacent to or overlapped with the time domain resource occupied by the first PUCCH resource;
the frequency domain resource occupied by the second PUCCH resource is adjacent to the frequency domain resource occupied by the first PUCCH resource;
the parameter configuration of the second PUCCH resource is at least partially the same as the parameter configuration of the first PUCCH resource.
16. A network device, comprising:
A transmitting module, configured to transmit DCI, where the DCI includes a PUCCH resource indication, where the PUCCH resource indication is used to indicate a PUCCH resource group, where the PUCCH resource group includes a plurality of PUCCH resources;
A receiving module, configured to receive UCI on a PUCCH resource included in the PUCCH resource group;
the PUCCH resource indication is used for implicitly indicating the PUCCH resource group, and the PUCCH resource group includes:
The PUCCH resource indicates a corresponding first PUCCH resource;
a second PUCCH resource matched with the first PUCCH resource;
The first PUCCH resource and the second PUCCH resource have at least one of the following relationships:
The time domain resource occupied by the second PUCCH resource is adjacent to or overlapped with the time domain resource occupied by the first PUCCH resource;
the frequency domain resource occupied by the second PUCCH resource is adjacent to the frequency domain resource occupied by the first PUCCH resource;
the parameter configuration of the second PUCCH resource is at least partially the same as the parameter configuration of the first PUCCH resource.
17. A terminal, comprising: memory, a processor and a program stored on the memory and executable on the processor, which when executed by the processor, implements the steps in the UCI transmission method according to any one of claims 1 to 7.
18. A network device, comprising: memory, a processor and a program stored on the memory and executable on the processor, which when executed by the processor, implements the steps in the UCI transmission method according to any one of claims 8 to 14.
19. A computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, which when executed by a processor implements the steps of the UCI transmission method according to any one of claims 1 to 7 or which when executed by a processor implements the steps of the UCI transmission method according to any one of claims 8 to 14.
CN201811163032.8A 2018-09-30 2018-09-30 Uplink control information transmission method, terminal and network equipment Active CN110972299B (en)

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