CN109644443B

CN109644443B - Method and device for transmitting uplink control information

Info

Publication number: CN109644443B
Application number: CN201680088847.7A
Authority: CN
Inventors: 唐海; 许华
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2016-12-30
Filing date: 2016-12-30
Publication date: 2021-06-22
Anticipated expiration: 2036-12-30
Also published as: WO2018120161A1; CN109644443A; TW201824907A

Abstract

The application provides a method and a device for transmitting uplink control information, wherein the method comprises the following steps: a terminal receives downlink common control information sent by network equipment, wherein the downlink common control information is used for indicating a transmission resource used by each terminal in a group of terminals for transmitting uplink control information, and the terminal is any one terminal in the group of terminals; and the terminal sends the uplink control information to the network equipment on the transmission resource. The downlink common control information is used for indicating the transmission resources for transmitting the uplink control information for a group of terminals at the same time, so that the problem that in the prior art, network equipment needs to send the indication information indicating the transmission resources for transmitting the uplink control information by the terminals to each terminal respectively is avoided, and the signaling overhead is reduced when the network equipment configures the transmission resources for transmitting the uplink control information for the terminals.

Description

Method and device for transmitting uplink control information

Technical Field

The present embodiments relate to the field of communications, and in particular, to a method and an apparatus for transmitting uplink control information.

Background

In a Long Term Evolution (LTE) communication system, a terminal may transmit Uplink Control information in different formats (formats) on a Physical Uplink Control CHannel (PUCCH). The network equipment transmits the indication information of the transmission resource of the uplink control information transmitted by the terminal to each terminal.

However, in a fifth Generation mobile communication technology (5th-Generation, 5G) system, the number of terminals that need to be supported may be much larger than that in an LTE communication system, for example, a large-scale internet of things scenario. In this case, the method for configuring the transmission resource for transmitting the uplink control information may cause an excessive signaling overhead when the network device configures the transmission resource for transmitting the uplink control information for the terminal.

Disclosure of Invention

The application provides a method and a device for transmitting uplink control information, which aim to reduce the signaling overhead when network equipment configures transmission resources of the uplink control information for a terminal.

In a first aspect, a method for transmitting uplink control information is provided, where the method includes: a terminal receives downlink common control information sent by network equipment, wherein the downlink common control information is used for indicating a transmission resource used by each terminal in a group of terminals for transmitting uplink control information, and the terminal is any one terminal in the group of terminals; and the terminal sends the uplink control information to the network equipment on the transmission resource.

The downlink common control information is used for indicating the transmission resources for transmitting the uplink control information for a group of terminals at the same time, so that the problem that in the prior art, network equipment needs to send the indication information indicating the transmission resources for transmitting the uplink control information by the terminals to each terminal respectively is avoided, and the signaling overhead is reduced when the network equipment configures the transmission resources for transmitting the uplink control information for the terminals.

With reference to the first aspect, in some implementation manners of the first aspect, the receiving, by the terminal, downlink common control information sent by a network device includes: the terminal receives the downlink common control information sent by the network equipment, and the downlink common control information is scrambled by using a common identifier; the method further comprises the following steps: and the terminal descrambles the downlink common control information according to the common identification and determines the transmission resources.

The method comprises the steps that a public identification is scrambled for downlink public control information to form a group of terminals, and meanwhile transmission resources for transmitting the uplink control information are indicated, so that each terminal in the group of terminals can descramble the downlink public control information according to the public identification, and the signaling sending overhead when the network equipment configures the transmission resources for the uplink control information for the terminals is reduced.

With reference to the first aspect, in certain implementations of the first aspect, the method further includes: the terminal determines the type of the uplink control information according to the type of the public identification, and the different types of uplink control information corresponding to the different types of public identification; the terminal sends the uplink control information to the network device on the transmission resource, including: and the terminal sends the uplink control information to the network equipment on the transmission resource, wherein the type of the uplink control information is indicated by the type of the public identification.

The type of scrambling the public identification for the downlink public control information is a group of terminals, and the type of transmitting the uplink control information is indicated at the same time, so that the signaling overhead is reduced when the network equipment configures the transmission resource of the uplink control information for the terminals.

With reference to the first aspect, in some implementation manners of the first aspect, the determining, by the terminal, the transmission resource according to descrambling of the downlink common control information by the common identifier includes: and the terminal descrambles the downlink common control information by using different common identifications in a traversal mode until the downlink common control information is descrambled successfully, and the transmission resource is determined.

With reference to the first aspect, in certain implementations of the first aspect, the method further includes: and the terminal receives a high-level signaling sent by the network equipment, wherein the high-level signaling carries the public identification.

With reference to the first aspect, in some implementation manners of the first aspect, the sending, by the terminal to the network device, the uplink control information on the transmission resource is that the common identifier is ACK-RNTI, and the sending, by the terminal, the uplink control information includes: and the terminal sends the uplink control information to the network equipment on the transmission resources, wherein the uplink control information is ACK/NACK information.

With reference to the first aspect, in certain implementations of the first aspect, the method further includes: the terminal starts a timer at the moment of receiving the downlink common control information, and the timer is used for indicating the terminal to send ACK/NACK information aiming at the data received in the time period of starting the timer; the terminal sends ACK/NACK information to the network equipment on the transmission resources, and the ACK/NACK information comprises the following steps: and the terminal sends the ACK/NACK information to the network equipment on the transmission resources aiming at the data received in the time period started by the timer.

With reference to the first aspect, in certain implementations of the first aspect, the method further includes: and if the timer fails, the terminal does not send the ACK/NACK information to the network equipment.

With reference to the first aspect, in certain implementations of the first aspect, the uplink control information includes any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

With reference to the first aspect, in certain implementations of the first aspect, the sending, by the terminal, the uplink control information to the network device on the transmission resource includes: and the terminal sends the uplink control information to the network equipment on the transmission resource, wherein the uplink control information carries the characteristic value sequence information of the terminal for transmitting the uplink control information.

With reference to the first aspect, in certain implementations of the first aspect, before the terminal sends the uplink control information to the network device on the transmission resource, the method further includes: the terminal receives first indication information sent by the network device, where the first indication information is used to indicate that a resource for transmitting the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

With reference to the first aspect, in certain implementations of the first aspect, the method further includes: the terminal receives second indication information sent by the network equipment through high-level information, wherein the second indication information is used for indicating transmission resources for transmitting the downlink common control information; the terminal receives the downlink common control information sent by the network equipment, and further comprises: and the terminal receives the downlink common control information sent by the network equipment on the transmission resource for transmitting the downlink common control information.

In a second aspect, a method for transmitting uplink control information is provided, where the method includes: the network equipment sends downlink common control information to a group of terminals, wherein the downlink common control information is used for indicating transmission resources used by each terminal in the group of terminals for transmitting the uplink control information; and the network equipment receives the uplink control information on the transmission resource.

With reference to the second aspect, in some implementation manners of the second aspect, the sending, by the network device, downlink common control information to a group of terminals includes: the network equipment sends downlink common control information to a group of terminals, and the downlink common control information is scrambled by using a common identifier.

With reference to the second aspect, in some implementations of the second aspect, different types of uplink control information correspond to different types of the common identifier.

With reference to the second aspect, in certain implementations of the second aspect, the method further includes: and the network equipment sends a high-level signaling to the terminal, wherein the high-level signaling carries the public identification.

With reference to the second aspect, in certain implementations of the second aspect, the public identity is an ACK-RNTI, and the receiving, by the network device, the uplink control information on the transmission resource includes: and the network equipment receives the uplink control information sent by the terminal on the transmission resource, wherein the uplink control information is ACK/NACK information.

With reference to the second aspect, in certain implementations of the second aspect, the method further includes: the network equipment starts a timer at the starting time of sending the downlink common control information; and the network equipment determines that the terminal is the ACK/NACK information sent by the data received in the time period started by the timer according to the timer.

With reference to the second aspect, in some implementations of the second aspect, the uplink control information includes any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

With reference to the second aspect, in some implementations of the second aspect, the receiving, by the network device, the uplink control information on the transmission resource used for transmitting the uplink control information includes: and the network equipment receives the uplink control information on the transmission resource used for transmitting the uplink control information, wherein the uplink control information carries characteristic value sequence information of a terminal for transmitting the uplink control information.

With reference to the second aspect, in some implementations of the second aspect, before the network device sends the downlink common control information to the group of terminals, the method further includes: and the network device sends first indication information to the terminal, wherein the first indication information is used for indicating that a resource for transmitting the uplink control information by the terminal is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

With reference to the second aspect, in certain implementations of the second aspect, the method further includes: the network equipment sends second indication information to the terminal through a high-level signaling, wherein the second indication information is used for indicating transmission resources for transmitting the downlink common control information; the network device sends downlink common control information to a group of terminals, and further comprises: and the network equipment sends the downlink common control information to the group of terminals on the transmission resource for transmitting the downlink common control information.

In a third aspect, an apparatus for transmitting uplink control information is provided, which includes means for performing the method in the first aspect.

In a fourth aspect, an apparatus for transmitting uplink control information is provided, which includes means for performing the method in the second aspect.

In a fifth aspect, an apparatus for transmitting uplink control information is provided, which includes a transceiver and a processor, where the processor performs the method in the first aspect based on the transceiver.

In a sixth aspect, an apparatus for transmitting uplink control information is provided, which includes a processor and a transceiver, where the processor performs the method in the second aspect based on the transceiver.

In a seventh aspect, a computer readable medium is provided, which stores program code for execution, the program code comprising instructions for performing the method of the first aspect.

In an eighth aspect, there is provided a computer readable medium storing program code for execution, the program code comprising instructions for performing the method of the second aspect.

Drawings

Fig. 1 illustrates a wireless communication system 100 to which an embodiment of the present application is applied.

Fig. 2 is a schematic flowchart of a method for transmitting uplink control information according to an embodiment of the present application.

Fig. 3 is a schematic flowchart of a method for transmitting uplink control information according to an embodiment of the present application.

Fig. 4 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application.

Fig. 5 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application.

Fig. 6 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application.

Fig. 7 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings.

Fig. 1 illustrates a wireless communication system 100 to which an embodiment of the present application is applied. The wireless communication system 100 may include a network device 110. Network device 110 may be a device that communicates with a terminal device. Network device 100 may provide communication coverage for a particular geographic area and may communicate with terminal devices located within that coverage area.

Fig. 1 exemplarily shows one network device and two terminals, and optionally, the wireless communication system 100 may include a plurality of network devices and may include other numbers of terminals within the coverage of each network device, which is not limited in this embodiment of the present application.

Optionally, the wireless communication system 100 may further include other network entities such as a network controller, a mobility management entity, and the like, which is not limited in this embodiment.

It should be understood that the solution of the present invention can be applied to various communication systems, such as: a Global System for Mobile communications (GSM) System, a Code Division Multiple Access (CDMA) System, a Wideband Code Division Multiple Access (WCDMA) System, a General Packet Radio Service (GPRS), a Long Term Evolution (Long Term Evolution, LTE) System, an Advanced Long Term Evolution (LTE-a) System, a Universal Mobile Telecommunications System (UMTS), nr new Radio Access technology, 5G, and the like.

It should also be understood that in the embodiment of the present application, the Terminal device may include, but is not limited to, a Mobile Station (MS), a Mobile Terminal (Mobile Terminal), a Mobile phone (Mobile Telephone), a User Equipment (UE), a handset (handset), a portable device (portable Equipment), etc., and the Terminal device may communicate with one or more core networks via a Radio Access Network (RAN), for example, the Terminal device may be a Mobile phone (or referred to as a "cellular" phone), a computer with wireless communication function, etc., and the Terminal device may also be a portable, pocket, hand-held, computer-embedded or vehicle-mounted Mobile device.

In this embodiment of the present application, the network device may be an access network device, for example, a Base Station, a Transmit and Receive Point (TRP) or an access Point, where the Base Station may be a Base Transceiver Station (BTS) in GSM or CDMA, a Base Station (NodeB) in WCDMA, an evolved Node B (eNB or e-NodeB) in LTE, or a Base Station (gNB) in NR or 5G, which is not specifically limited in this embodiment of the present application.

Fig. 2 is a schematic flowchart of a method for transmitting uplink control information according to an embodiment of the present application. The method shown in fig. 2 comprises:

and 210, the terminal receives downlink Common control information (Common Digital right Identifier, Common DCI) sent by the network device, where the downlink Common control information is used to indicate a transmission resource used by each terminal in a group of terminals to transmit the uplink control information, and the terminal is any terminal in the group of terminals.

Specifically, the group of terminals may include a plurality of terminals.

The transmission resource used by each terminal in the group of terminals to transmit the uplink control information may refer to that each terminal in the group of terminals transmits the uplink control information on different transmission resources; it may also mean that each terminal in the group of terminals transmits uplink control information on the same transmission resource.

Optionally, the transmission resource may be a time-frequency resource, and the transmission resource may also be a transmission resource corresponding to a Physical Uplink Control CHannel (PUCCH).

220, the terminal sends the uplink control information to the network device on the transmission resource.

Specifically, the terminal sends the uplink control information on the transmission resource indicated by the downlink common control information and used for transmitting the uplink control information.

Optionally, the uplink control information includes any one of the following information: ACK/NACK Information, Scheduling Request (SR), aperiodic Channel State Information (CSI), and measurement results of beams.

Specifically, the measurement result of the beam may refer to a measurement result generated after the terminal measures the beam.

The CSI may further include Channel Quality Indicator (CQI) information and the like, which is used to inform the network device of the downlink Channel Quality to assist the network device in downlink scheduling.

It should be noted that, when the uplink control information is aperiodic CSI, the network device may trigger the terminal to send aperiodic CSI to the network device by sending downlink common control information to the terminal.

Optionally, as an embodiment, the receiving, by the terminal, the downlink common control information sent by the network device includes: the terminal receives the downlink common control information sent by the network equipment, and the downlink common control information is scrambled by using a common identifier; the method further comprises the following steps: and the terminal descrambles the downlink common control information according to the common identification and determines the transmission resources.

Specifically, the public identifier may be common to each terminal in the group of terminals, that is, each terminal in the group of terminals may descramble the downlink public control information through the public identifier.

Alternatively, the common identifier may be a common Radio Network Temporary Identifier (RNTI).

It should be noted that the uplink control information may include multiple types of uplink control information, and the terminal may determine, according to a preset type of the uplink control information, a transmission resource for transmitting the type of the uplink control information through the downlink common control information.

For example, the terminal may determine, according to the protocol, transmission resources of SR information in the uplink control information, and may indicate through the downlink common control information, and in the same way, the network device may also determine, according to the protocol, transmission resources of SR information transmitted by the terminal, and may determine through the downlink common control information. When the network device sends the downlink common control information to the terminal, the network device may not indicate the type of transmitting the uplink control information to the terminal, and the terminal may directly determine that the transmission resource for transmitting the uplink control information indicated by the downlink common control information is a transmission resource for transmitting SR information.

Optionally, as an embodiment, the descrambling, by the terminal, the downlink common control information according to the common identifier, and determining the transmission resource include: the terminal descrambles the downlink common control information according to the common identification and determines the transmission resource; the terminal determines the type of the uplink control information according to the type of the public identification, and the different types of uplink control information corresponding to the different types of public identification; the terminal sends the uplink control information to the network device on the transmission resource, including: and the terminal sends the uplink control information to the network equipment on the transmission resource, wherein the type of the uplink control information is indicated by the public identification.

Specifically, the type of the public identifier may be used to indicate the type of the uplink control information, and the terminal may determine the type of transmitting the uplink control information according to the type of the public identifier that successfully descrambles the downlink public control information.

The type of the public identity may be determined according to the type of uplink control information sent by the network device indication terminal, for example, the network device indication terminal sends SR information, and the public identity may use SR-RNTI; the network equipment instructs the terminal to send ACK/NACK information, and the public identity can use ACK-RNTI.

For example, the control information may be SR-RNTI, and after the terminal uses the SR-RNTI to descramble the downlink common control information successfully, the terminal may determine that the downlink common control information is used to indicate a transmission resource for transmitting the SR information; the control information may be ACK-RNTI, and after the terminal uses the ACK-RNTI to descramble the downlink common control information successfully, the terminal may determine that the downlink common control information is used to indicate transmission resources for transmitting the ACK information or the NACK information.

Optionally, as an embodiment, the descrambling, by the terminal, the downlink common control information according to the common identifier includes: and the terminal descrambles the downlink common control information by using different common identifications in a traversal mode until the downlink common control information is descrambled successfully.

Specifically, the terminal may use a plurality of public identities pre-stored in advance to descramble the downlink public information respectively until the terminal successfully descrambles the downlink public control information.

It should be noted that, when the terminal does not successfully descramble the downlink common control information by traversing all the pre-stored common identifiers, the terminal may not descramble the downlink common control information.

Optionally, as an embodiment, the method further includes: and the terminal receives a high-level signaling sent by the network equipment, wherein the high-level signaling carries the public identification.

Optionally, the higher layer signaling may be Radio Resource Control (RRC) signaling.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the sending, by the terminal to the network device, the uplink control information on the transmission resource includes: and the terminal sends the uplink control information to the network equipment on the transmission resources, wherein the uplink control information is ACK/NACK information.

Specifically, the ACK/NACK information may be feedback information that the terminal feeds back for the reception of data corresponding to the ACK/NACK information.

Optionally, the ACK/NACK information may be feedback information that the terminal feeds back for a reception condition of data corresponding to the ACK/NACK information, and may refer to feedback performed by the terminal for a reception condition of data before a time at which the downlink common control information is successfully demodulated; the present invention may also refer to feedback performed by a terminal for a reception situation of data before a time of receiving downlink common control information, which is not specifically limited in this embodiment of the present invention.

Optionally, as an embodiment, the method further includes: the terminal starts a timer at the moment of receiving the downlink common control information, and the timer is used for indicating the terminal to send ACK/NACK information aiming at the data received in the time period of starting the timer; the terminal sends ACK/NACK information to the network equipment on the transmission resources, and the ACK/NACK information comprises the following steps: and the terminal sends the ACK/NACK information to the network equipment on the transmission resources aiming at the data received in the time period started by the timer.

Specifically, the terminal may start a timer when receiving the downlink common control information. The terminal may transmit ACK/NACK information for the received data feedback during the start of the timer.

Optionally, as an embodiment, the method further includes: and if the timer fails, the terminal does not send the ACK/NACK information to the network equipment.

Optionally, as an embodiment, the sending, by the terminal, the uplink control information to the network device on the transmission resource includes: and the terminal sends the uplink control information to the network equipment on the transmission resource, wherein the uplink control information carries the characteristic value sequence information of the terminal for transmitting the uplink control information.

Specifically, the network device may determine, according to the eigenvalue sequence information of the terminal carried by the uplink control information, the terminal device that sends the uplink control information.

Optionally, the characteristic value sequence information may be an identifier of the terminal device, and may also be a radio network temporary identifier of the terminal.

Optionally, as an embodiment, before the terminal sends the uplink control information to the network device on the transmission resource, the method further includes: the terminal receives first indication information sent by the network device, where the first indication information is used to indicate that a resource for transmitting the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

Specifically, the network device may indicate, to the terminal, that the transmission resource for the terminal to transmit the uplink control information is a transmission resource shared with other terminals, and in order to avoid a collision caused by the terminal transmitting the uplink control information on the same transmission resource as the other terminals, the terminal may encode the identifier of the terminal used for the uplink control information, so that the transmission resource may be multiplexed with the other terminals on the shared resource.

Optionally, if multiple terminals transmit uplink control information on the shared resource simultaneously, and the terminals do not use the eigenvalue sequence corresponding to the terminal that is not used by the terminal to encode the uplink control information, the network device may detect whether there is a collision on the shared resource, and if the network device detects that there is a collision on the shared resource, the network device may reallocate the transmission resource for transmitting the uplink control information for the collided terminals.

For example, the network device configures shared resources for transmitting SR information for at least some terminals in a group of terminals, that is, all the at least some terminals transmit SR information on the shared resources, and if the terminals do not scramble SR information using a signature sequence corresponding to the terminals in the process of transmitting SR information, the network device may detect a transmission conflict, at this time, the network device may reconfigure transmission resources for transmitting SR information for the terminals with the conflict, and may indicate, through new downlink common control information, the new transmission resources for transmitting SR information for the terminals, so that the terminals may retransmit SR information on the new transmission resources.

If the terminal scrambles the SR information by using the signature sequence corresponding to the terminal in the process of transmitting the SR information, the network device may not detect a transmission conflict, and at this time, the network device may configure an uplink data transmission authorization for the terminal that transmits the SR information, so that the terminal may transmit uplink data.

Optionally, as an embodiment, the method further includes: the terminal receives second indication information sent by the network equipment through high-level information, wherein the second indication information is used for indicating transmission resources for transmitting the downlink common control information; the terminal receives the downlink common control information sent by the network equipment, and further comprises: and the terminal receives the downlink common control information sent by the network equipment on the transmission resource for transmitting the downlink common control information.

Fig. 3 is a schematic flowchart of a method for transmitting uplink control information according to an embodiment of the present application. The method shown in fig. 3 comprises:

and 310, the network device sends downlink common control information to a group of terminals, wherein the downlink common control information is used for indicating transmission resources used by each terminal in the group of terminals for transmitting the uplink control information.

320, the network device receives the uplink control information on the transmission resource.

Optionally, as an embodiment, the sending, by the network device, the downlink common control information to the group of terminals includes: the network equipment sends downlink common control information to a group of terminals, and the downlink common control information is scrambled by using a common identifier.

Optionally, as an embodiment, different types of uplink control information corresponding to different types of the common identifier.

Specifically, the network device may indicate the type of the uplink control information that the terminal needs to send by using the type of the public identifier that scrambles the downlink public control information.

Optionally, as an embodiment, the method further includes: and the network equipment sends a high-level signaling to the terminal, wherein the high-level signaling carries the public identification.

Optionally, as an embodiment, the public identity is ACK-RNTI, and the receiving, by the network device, the uplink control information on the transmission resource includes: and the network equipment receives the uplink control information sent by the terminal on the transmission resource, wherein the uplink control information is ACK/NACK information.

Optionally, as an embodiment, the method further includes: the network equipment starts a timer at the starting time of sending the downlink common control information; and the network equipment determines that the terminal is the ACK/NACK information sent by the data received in the time period started by the timer according to the timer.

Optionally, as an embodiment, the uplink control information includes any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and measurement results.

Optionally, as an embodiment, the receiving, by the network device, the uplink control information on the transmission resource used for transmitting the uplink control information includes: and the network equipment receives the uplink control information on the transmission resource used for transmitting the uplink control information, wherein the uplink control information carries characteristic value sequence information of a terminal for transmitting the uplink control information.

Optionally, as an embodiment, before the network device sends the downlink common control information to a group of terminals, the method further includes: and the network device sends first indication information to the terminal, wherein the first indication information is used for indicating that a resource for transmitting the uplink control information by the terminal is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

Optionally, as an embodiment, the method further includes: the network equipment sends second indication information to the terminal through a high-level signaling, wherein the second indication information is used for indicating transmission resources for transmitting the downlink common control information; the network device sends downlink common control information to a group of terminals, and further comprises: and the network equipment sends the downlink common control information to the group of terminals on the transmission resource for transmitting the downlink common control information.

The apparatus for transmitting uplink control information according to the embodiment of the present application is described above in detail with reference to fig. 1 to 3, and the apparatus for transmitting uplink control information according to the embodiment of the present application is described below in detail with reference to fig. 4 to 7. It should be understood that the apparatus shown in fig. 4 to 7 can implement the steps in fig. 2, and details are not repeated here to avoid repetition.

Fig. 4 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application. The apparatus 400 shown in fig. 4 comprises:

a first receiving module 410, configured to receive downlink common control information sent by a network device, where the downlink common control information is used to indicate a transmission resource used by each terminal in a group of terminals to transmit uplink control information, and the terminal is any terminal in the group of terminals;

a sending module 420, configured to send the uplink control information to the network device on the transmission resource.

Optionally, as an embodiment, the first receiving module is further specifically configured to: receiving the downlink common control information sent by the network equipment, wherein the downlink common control information is scrambled by using a common identifier; the device further comprises: and the determining module is used for descrambling the downlink common control information according to the common identifier and determining the transmission resource.

Optionally, as an embodiment, the determining module is specifically configured to: determining the type of the uplink control information according to the type of the public identification, wherein the public identification of different types corresponds to different types of uplink control information; the sending module is specifically configured to: and sending the uplink control information to the network equipment on the transmission resource, wherein the type of the uplink control information is indicated by the type of the public identification.

Optionally, as an embodiment, the determining module is further specifically configured to: descrambling the downlink common control information by using different common identifiers in a traversal mode until the downlink common control information is descrambled successfully, and determining the transmission resources.

Optionally, as an embodiment, the apparatus further includes: and the second receiving module is used for receiving a high-level signaling sent by the network equipment, wherein the high-level signaling carries the public identifier.

Optionally, as an embodiment, the public identity is an ACK-RNTI, and the sending module is further specifically configured to: and sending the uplink control information to the network equipment on the transmission resources, wherein the uplink control information is ACK/NACK information.

Optionally, as an embodiment, the apparatus further includes: a starting module, configured to start a timer at a time when the downlink common control information is received, where the timer is used to instruct a terminal to send ACK/NACK information for data received within a time period when the timer is started; the sending module is further specifically configured to: and sending the ACK/NACK information to the network equipment on the transmission resources aiming at the data received in the time period started by the timer.

Optionally, as an embodiment, the sending module is further specifically configured to: and if the timer fails, the ACK/NACK information is not sent to the network equipment.

Optionally, as an embodiment, the uplink control information includes any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

Optionally, as an embodiment, the sending module is further specifically configured to: and sending the uplink control information to the network equipment on the transmission resource, wherein the uplink control information carries characteristic value sequence information of a terminal for transmitting the uplink control information.

Optionally, as an embodiment, the apparatus further includes: a third receiving module, configured to receive first indication information sent by the network device, where the first indication information is used to indicate that a resource for transmitting the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

Optionally, as an embodiment, the apparatus further includes: a fourth receiving module, configured to receive second indication information sent by the network device through high-level information, where the second indication information is used to indicate a transmission resource for transmitting the downlink common control information; the first receiving module is specifically further configured to: and receiving the downlink common control information sent by the network equipment on the transmission resource for transmitting the downlink common control information.

Fig. 5 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application. The apparatus shown in fig. 5 comprises:

a first sending module 510, configured to send downlink common control information to a group of terminals, where the downlink common control information is used to indicate a transmission resource used by each terminal in the group of terminals to transmit uplink control information;

a first receiving module 520, configured to receive the uplink control information on the transmission resource.

Optionally, as an embodiment, the first sending module is specifically configured to: and sending downlink common control information to a group of terminals, wherein the downlink common control information is scrambled by using a common identifier.

Optionally, as an embodiment, the apparatus further includes: and the second sending module is used for sending a high-level signaling to the terminal, wherein the high-level signaling carries the public identifier.

Optionally, as an embodiment, the public identity is an ACK-RNTI, and the first receiving module is further specifically configured to: and receiving the uplink control information sent by the terminal on the transmission resource, wherein the uplink control information is ACK/NACK information.

Optionally, as an embodiment, the apparatus further includes: a starting module, configured to start a timer at a starting time of sending the downlink common control information; a determining module, configured to determine, according to the timer, that the terminal is the ACK/NACK information sent for the data received within the time period in which the timer is started.

Optionally, as an embodiment, the first receiving module is further specifically configured to: and receiving the uplink control information on the transmission resource used for transmitting the uplink control information, wherein the uplink control information carries the characteristic value sequence information of the terminal for transmitting the uplink control information.

Optionally, as an embodiment, the apparatus further includes: a third sending module, configured to send first indication information to the terminal, where the first indication information is used to indicate that a resource for the terminal to transmit the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

Optionally, as an embodiment, the apparatus further includes: a fourth sending module, configured to send second indication information to the terminal through a high-level signaling, where the second indication information is used to indicate a transmission resource for transmitting the downlink common control information; the first sending module is further specifically configured to: and sending the downlink common control information to the group of terminals on the transmission resource for transmitting the downlink common control information.

Fig. 6 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application. The apparatus 600 shown in fig. 6 comprises: a transceiver 610 and a processor 620.

A transceiver 610, configured to receive downlink common control information sent by a network device, where the downlink common control information is used to indicate a transmission resource used by each terminal in a group of terminals to transmit uplink control information, and the terminal is any terminal in the group of terminals; and is further configured to send the uplink control information to the network device on the transmission resource.

Optionally, as an embodiment, the transceiver is further specifically configured to: receiving the downlink common control information sent by the network equipment, wherein the downlink common control information is scrambled by using a common identifier; the device further comprises: and the processor is used for descrambling the downlink common control information according to the common identification and determining the transmission resource.

Optionally, as an embodiment, the processor 620 is specifically configured to: determining the type of the uplink control information according to the type of the public identification, wherein the public identification of different types corresponds to different types of uplink control information; the transceiver is specifically configured to: and sending the uplink control information to the network equipment on the transmission resource, wherein the type of the uplink control information is indicated by the type of the public identification.

Optionally, as an embodiment, the processor is further specifically configured to: descrambling the downlink common control information by using different common identifiers in a traversal mode until the downlink common control information is descrambled successfully, and determining the transmission resources.

Optionally, as an embodiment, the transceiver is configured to receive a high-level signaling sent by the network device, where the high-level signaling carries the public identifier.

Optionally, as an embodiment, the public identity is an ACK-RNTI, and the transceiver is further specifically configured to: and sending the uplink control information to the network equipment on the transmission resources, wherein the uplink control information is ACK/NACK information.

Optionally, as an embodiment, the processor is configured to start a timer at a time of receiving the downlink common control information, where the timer is configured to instruct a terminal to send ACK/NACK information for data received within a time period of the start of the timer; the transceiver is further specifically configured to: and sending the ACK/NACK information to the network equipment on the transmission resources aiming at the data received in the time period started by the timer.

Optionally, as an embodiment, the transceiver is further specifically configured to: and if the timer fails, the ACK/NACK information is not sent to the network equipment.

Optionally, as an embodiment, the transceiver is further specifically configured to: and sending the uplink control information to the network equipment on the transmission resource, wherein the uplink control information carries characteristic value sequence information of a terminal for transmitting the uplink control information.

Optionally, as an embodiment, the transceiver is configured to receive first indication information sent by the network device, where the first indication information is used to indicate that a resource for transmitting the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and another terminal in the group of terminals.

Optionally, as an embodiment, the transceiver is configured to receive second indication information sent by the network device through higher layer information, where the second indication information is used to indicate a transmission resource for transmitting the downlink common control information; the transceiver is further specifically configured to: and receiving the downlink common control information sent by the network equipment on the transmission resource for transmitting the downlink common control information.

Fig. 7 is a schematic block diagram of an apparatus for transmitting uplink control information according to an embodiment of the present application. The apparatus 700 shown in fig. 7 comprises: a transceiver 710 and a processor 720.

A transceiver 710, configured to send downlink common control information to a group of terminals, where the downlink common control information is used to indicate a transmission resource used by each terminal in the group of terminals to transmit uplink control information; and is further configured to receive the uplink control information on the transmission resource.

Optionally, as an embodiment, the transceiver is specifically configured to: and sending downlink common control information to a group of terminals, wherein the downlink common control information is scrambled by using a common identifier.

Optionally, as an embodiment, the transceiver is configured to send a high-level signaling to the terminal, where the high-level signaling carries the public identifier.

Optionally, as an embodiment, the public identity is an ACK-RNTI, and the transceiver is further specifically configured to: and receiving the uplink control information sent by the terminal on the transmission resource, wherein the uplink control information is ACK/NACK information.

Optionally, as an embodiment, the processor is configured to start a timer at a starting time of sending the downlink common control information; and further configured to determine, from the timer, that the terminal is the ACK/NACK information for data transmissions received within a time period that the timer is started.

Optionally, as an embodiment, the transceiver is further specifically configured to: and receiving the uplink control information on the transmission resource used for transmitting the uplink control information, wherein the uplink control information carries the characteristic value sequence information of the terminal for transmitting the uplink control information.

Optionally, as an embodiment, the transceiver is configured to send first indication information to the terminal, where the first indication information is used to indicate that a resource for the terminal to transmit the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and another terminal in the group of terminals.

Optionally, as an embodiment, the transceiver is configured to send second indication information to the terminal through a higher layer signaling, where the second indication information is used to indicate a transmission resource for transmitting the downlink common control information; and sending the downlink common control information to the group of terminals on the transmission resource for transmitting the downlink common control information.

It should be understood that in the embodiment of the present application, "B corresponding to a" means that B is associated with a, from which B can be determined. It should also be understood that determining B from a does not mean determining B from a alone, but may be determined from a and/or other information.

It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be understood that, in various embodiments of the present invention, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present application.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.

The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.

Claims

1. A method for transmitting uplink control information, comprising:

a terminal receives downlink common control information sent by network equipment, wherein the downlink common control information is used for indicating a transmission resource used by each terminal in a group of terminals for transmitting uplink control information, and the terminal is any one terminal in the group of terminals;

the terminal receives first indication information sent by the network equipment, wherein the first indication information is used for indicating that a resource for transmitting the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals;

and the terminal sends the uplink control information to the network equipment on the transmission resource, and the uplink control information is coded by the terminal by using the identifier of the terminal.

2. The method of claim 1, wherein the receiving, by the terminal, the downlink common control information sent by the network device comprises:

the terminal receives the downlink common control information sent by the network equipment, and the downlink common control information is scrambled by using a common identifier;

the method further comprises the following steps:

and the terminal descrambles the downlink common control information according to the common identification and determines the transmission resources.

3. The method of claim 2, wherein the method further comprises:

the terminal determines the type of the uplink control information according to the type of the public identification, and the different types of uplink control information corresponding to the different types of public identification;

the terminal sends the uplink control information to the network device on the transmission resource, including:

and the terminal sends the uplink control information to the network equipment on the transmission resource, wherein the type of the uplink control information is indicated by the type of the public identification.

4. The method of claim 3, wherein the terminal descrambles the downlink common control information according to the common identifier to determine the transmission resource, and comprises:

and the terminal descrambles the downlink common control information by using different common identifications in a traversal mode until the downlink common control information is descrambled successfully, and the transmission resource is determined.

5. The method of claim 2, wherein the method further comprises:

and the terminal receives a high-level signaling sent by the network equipment, wherein the high-level signaling carries the public identification.

6. The method of claim 2, wherein the common identity is ACK-RNTI, and the terminal sends the uplink control information to the network device on the transmission resources, comprising:

and the terminal sends the uplink control information to the network equipment on the transmission resources, wherein the uplink control information is ACK/NACK information.

7. The method of claim 6, wherein the method further comprises:

the terminal starts a timer at the moment of receiving the downlink common control information, and the timer is used for indicating the terminal to send ACK/NACK information aiming at the data received in the time period of starting the timer;

the terminal sends ACK/NACK information to the network equipment on the transmission resources, and the ACK/NACK information comprises the following steps:

and the terminal sends the ACK/NACK information to the network equipment on the transmission resources aiming at the data received in the time period started by the timer.

8. The method of claim 7, wherein the method further comprises:

and if the timer fails, the terminal does not send the ACK/NACK information to the network equipment.

9. The method of claim 1, wherein the uplink control information comprises any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

10. The method of claim 1, wherein the terminal sending the uplink control information to the network device on the transmission resource comprises:

and the terminal sends the uplink control information to the network equipment on the transmission resource, wherein the uplink control information carries the characteristic value sequence information of the terminal for transmitting the uplink control information.

11. The method of any one of claims 1-10, further comprising:

the terminal receives second indication information sent by the network equipment through high-level information, wherein the second indication information is used for indicating transmission resources for transmitting the downlink common control information;

the terminal receives the downlink common control information sent by the network equipment, and further comprises:

and the terminal receives the downlink common control information sent by the network equipment on the transmission resource for transmitting the downlink common control information.

12. A method for transmitting uplink control information, comprising:

the network equipment sends first indication information to a terminal, wherein the first indication information is used for indicating that a resource for transmitting the uplink control information by the terminal is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in a group of terminals;

the network equipment sends downlink common control information to a group of terminals, wherein the downlink common control information is used for indicating transmission resources used by each terminal in the group of terminals for transmitting the uplink control information;

the network equipment receives the uplink control information on the transmission resource; and the uplink control information is coded by the terminal by using the identifier of the terminal.

13. The method of claim 12, wherein the network device sends downlink common control information to a group of terminals, comprising:

the network equipment sends downlink common control information to a group of terminals, and the downlink common control information is scrambled by using a common identifier.

14. The method of claim 13, wherein different types of the common identities correspond to different types of uplink control information.

15. The method of claim 13, wherein the method further comprises:

and the network equipment sends a high-level signaling to the terminal, wherein the high-level signaling carries the public identification.

16. The method of claim 13, wherein the common identity is ACK-RNTI, and the network device receives the uplink control information on the transmission resources, comprising:

and the network equipment receives the uplink control information sent by the terminal on the transmission resource, wherein the uplink control information is ACK/NACK information.

17. The method of claim 16, wherein the method further comprises:

the network equipment starts a timer at the starting time of sending the downlink common control information;

and the network equipment determines that the terminal is the ACK/NACK information sent by the data received in the time period started by the timer according to the timer.

18. The method of claim 12, wherein the uplink control information includes any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

19. The method of claim 12, wherein the network device receiving the uplink control information on the transmission resources used for the transmission of the uplink control information comprises:

and the network equipment receives the uplink control information on the transmission resource used for transmitting the uplink control information, wherein the uplink control information carries characteristic value sequence information of a terminal for transmitting the uplink control information.

20. The method of any one of claims 12-19, further comprising:

the network equipment sends second indication information to the terminal through a high-level signaling, wherein the second indication information is used for indicating transmission resources for transmitting the downlink common control information;

the network device sends downlink common control information to a group of terminals, and further comprises:

and the network equipment sends the downlink common control information to the group of terminals on the transmission resource for transmitting the downlink common control information.

21. An apparatus for transmitting uplink control information, comprising:

a first receiving module, configured to receive downlink common control information sent by a network device, where the downlink common control information is used to indicate a transmission resource used by each terminal in a group of terminals to transmit uplink control information, and the terminal is any terminal in the group of terminals; receiving first indication information sent by the network device, where the first indication information is used to indicate that a resource for transmitting the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals;

a sending module, configured to send the uplink control information to the network device on the transmission resource, where the uplink control information is encoded by the terminal using an identifier of the terminal.

22. The apparatus of claim 21, wherein the first receiving module is further specifically configured to:

receiving the downlink common control information sent by the network equipment, wherein the downlink common control information is scrambled by using a common identifier;

the device further comprises:

and the determining module is used for descrambling the downlink common control information according to the common identifier and determining the transmission resource.

23. The apparatus of claim 22, wherein the determination module is specifically configured to:

determining the type of the uplink control information according to the type of the public identification, wherein the public identification of different types corresponds to different types of uplink control information;

the sending module is specifically configured to:

and sending the uplink control information to the network equipment on the transmission resource, wherein the type of the uplink control information is indicated by the type of the public identification.

24. The apparatus of claim 23, wherein the determination module is further specifically configured to:

descrambling the downlink common control information by using different common identifiers in a traversal mode until the downlink common control information is descrambled successfully, and determining the transmission resources.

25. The apparatus of claim 22, wherein the apparatus further comprises:

and the second receiving module is used for receiving a high-level signaling sent by the network equipment, wherein the high-level signaling carries the public identifier.

26. The apparatus of claim 22, wherein the common identity is an ACK-RNTI, and wherein the sending module is further specifically configured to:

and sending the uplink control information to the network equipment on the transmission resources, wherein the uplink control information is ACK/NACK information.

27. The apparatus of claim 26, wherein the apparatus further comprises:

a starting module, configured to start a timer at a time when the downlink common control information is received, where the timer is used to instruct a terminal to send ACK/NACK information for data received within a time period when the timer is started;

the sending module is further specifically configured to:

and sending the ACK/NACK information to the network equipment on the transmission resources aiming at the data received in the time period started by the timer.

28. The apparatus of claim 27, wherein the sending module is further specifically configured to:

and if the timer fails, the ACK/NACK information is not sent to the network equipment.

29. The apparatus of claim 21, wherein the uplink control information comprises any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

30. The apparatus of claim 21, wherein the sending module is further specifically configured to:

and sending the uplink control information to the network equipment on the transmission resource, wherein the uplink control information carries characteristic value sequence information of a terminal for transmitting the uplink control information.

31. The apparatus of any one of claims 21-30, wherein the apparatus further comprises:

a fourth receiving module, configured to receive second indication information sent by the network device through high-level information, where the second indication information is used to indicate a transmission resource for transmitting the downlink common control information;

the first receiving module is specifically further configured to:

and receiving the downlink common control information sent by the network equipment on the transmission resource for transmitting the downlink common control information.

32. An apparatus for transmitting uplink control information, comprising:

a third sending module, configured to send first indication information to a terminal, where the first indication information is used to indicate that a resource for the terminal to transmit the uplink control information is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in a group of terminals;

a first sending module, configured to send downlink common control information to a group of terminals, where the downlink common control information is used to indicate a transmission resource used by each terminal in the group of terminals to transmit uplink control information;

a first receiving module, configured to receive the uplink control information on the transmission resource; and the uplink control information is coded by the terminal by using the identifier of the terminal.

33. The apparatus of claim 32, wherein the first sending module is specifically configured to:

and sending downlink common control information to a group of terminals, wherein the downlink common control information is scrambled by using a common identifier.

34. The apparatus of claim 33, wherein different types of the common identities correspond to different types of uplink control information.

35. The apparatus of claim 33, wherein the apparatus further comprises:

and the second sending module is used for sending a high-level signaling to the terminal, wherein the high-level signaling carries the public identifier.

36. The apparatus of claim 33, wherein the common identity is an ACK-RNTI, and wherein the first receiving module is further specifically configured to:

and receiving the uplink control information sent by the terminal on the transmission resource, wherein the uplink control information is ACK/NACK information.

37. The apparatus of claim 36, wherein the apparatus further comprises:

a starting module, configured to start a timer at a starting time of sending the downlink common control information;

a determining module, configured to determine, according to the timer, that the terminal is the ACK/NACK information sent for the data received within the time period in which the timer is started.

38. The apparatus of claim 32, wherein the uplink control information comprises any one of the following information: ACK/NACK information, scheduling request SR, aperiodic channel state information CSI and beam measurement results.

39. The apparatus of claim 32, wherein the first receiving module is further specifically configured to:

and receiving the uplink control information on the transmission resource used for transmitting the uplink control information, wherein the uplink control information carries the characteristic value sequence information of the terminal for transmitting the uplink control information.

40. The apparatus of any one of claims 32-39, wherein the apparatus further comprises:

a fourth sending module, configured to send second indication information to the terminal through a high-level signaling, where the second indication information is used to indicate a transmission resource for transmitting the downlink common control information;

the first sending module is further specifically configured to:

and sending the downlink common control information to the group of terminals on the transmission resource for transmitting the downlink common control information.