TW201824907A - Method and device for transmitting uplink control information - Google Patents

Abstract

Provided in the present application are a method and device for transmitting uplink control information. The method comprises: a terminal receiving downlink common control information sent by a network apparatus, 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 sending, on the transmission resource, the uplink control information to the network apparatus. By means of downlink common control information indicating, to a group of terminals at the same time, a transmission resource for transmitting uplink control information, the problem in the prior art that a network apparatus needs to respectively send, to each terminal, indication information for indicating a transmission resource for the terminal to transmit uplink control information is prevented, thereby reducing the overheads for sending signalling when the network apparatus configures, for the terminal, the transmission resource for the uplink control information.

Description

Method and device for transmitting uplink control message

The embodiments of the present application relate to the field of communications, and more specifically, to a method and device for transmitting uplink control messages.

In a Long Term Evolution (LTE) communication system, a terminal may transmit uplink control messages in different formats on a Physical Uplink Control Channel (PUCCH). Wherein, the transmission resource of the uplink control message transmitted by the terminal is configured by the network device for the terminal, and the network device sends to each terminal an instruction message indicating the transmission resource of the uplink control message transmitted by the terminal.

However, in the fifth-generation mobile communication technology (5th-Generation, 5G) system, the number of terminals that need to be supported will be far more than the number of terminals in the LTE communication system, for example, large-scale Internet of Things scenarios. In this case, using the above-mentioned method for configuring transmission resources for transmitting uplink control messages will cause the network device to send signals with excessive overhead when configuring transmission resources for uplink control messages.

The present application provides a method and device for transmitting uplink control messages, so as to reduce the overhead of sending signals when a network device configures a terminal with transmission resources for uplink control messages.

In a first aspect, a method for transmitting an uplink control message is provided. The method includes: a terminal receiving a downlink common control message sent by a network device, the downlink common control message being used to instruct each terminal in a group of terminals to transmit an uplink control message. The transmission resource used is that the terminal is any one of the group of terminals; the terminal sends the uplink control message to the network device on the transmission resource.

The downlink common control message instructs a group of terminals to simultaneously transmit transmission resources of the uplink control message, which avoids that in the prior art, the network device needs to send an instruction message indicating the transmission resources of the terminal to transmit uplink control messages to each terminal, so as to reduce the network The overhead of sending signals when the channel device configures transmission resources for uplink control messages for the terminal.

With reference to the first aspect, in some implementations of the first aspect, the receiving, by the terminal, a downlink common control message sent by a network device includes: the terminal receiving the downlink common control message sent by the network device, The downlink public control message is scrambled using a public identifier; the method further includes: the terminal descrambling the downlink public control message according to the public identifier to determine the transmission resource.

By scrambling the public identifier for the downlink public control message, a group of terminals simultaneously instructs the transmission resources for transmitting the uplink control message, so that each terminal in the group of terminals can descramble a downlink public control message according to the public identifier to reduce the network. The overhead of sending signals when the channel device configures transmission resources for uplink control messages for the terminal.

With reference to the first aspect, in some implementations of the first aspect, the method further includes: the terminal determines a type of the uplink control message according to a type of the public identifier, and different types of the public identifier correspond to Different types of uplink control messages; the terminal sending the uplink control messages to the network device on the transmission resource includes: the terminal sending the uplink to the network device on the transmission resource A control message, and the type of the uplink control message is indicated by the type of the public identifier.

The type of scrambled public identifier for the downlink public control message is to indicate the type of uplink control message transmission for a group of terminals at the same time, so as to reduce the overhead of sending signals when the network equipment configures the terminal with transmission resources for the uplink control message.

With reference to the first aspect, in some implementations of the first aspect, the terminal descrambling the downlink public control information according to the public identifier to determine the transmission resource includes: the terminal uses the method by traversal Different public identifiers descramble the downlink public control information until the downlink public control information is successfully descrambled, and the transmission resource is determined.

With reference to the first aspect, in some implementations of the first aspect, the method further includes that the terminal receives a high-order signal sent by the network device, and the high-order signal carries the public identifier.

With reference to the first aspect, in some implementations of the first aspect, the public identifier is an ACK-RNTI, and the terminal sending the uplink control message to the network device on the transmission resource includes: The terminal sends the uplink control message to the network device on the transmission resource, and the uplink control message is an ACK / NACK message.

With reference to the first aspect, in some implementations of the first aspect, the method further includes: the terminal starting a timer at the moment of receiving the downlink common control message, the timer used to instruct the terminal to respond to the timing Sending the ACK / NACK message to the data received during the time period when the device is started; the terminal sending the ACK / NACK message to the network device on the transmission resource, including: the time when the terminal starts for the timer The data received in the segment sends the ACK / NACK message to the network device on the transmission resource.

With reference to the first aspect, in some implementations of the first aspect, the method further includes: if the timer expires, the terminal does not send the ACK / NACK message to a network device.

With reference to the first aspect, in some implementations of the first aspect, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam.

With reference to the first aspect, in some implementations of the first aspect, the sending, by the terminal, the uplink control message to the network device on the transmission resource includes: the terminal sending the uplink control message to the network resource on the transmission resource. The network device sends the uplink control message, and the uplink control message carries a characteristic value sequence message of a terminal transmitting the uplink control message.

With reference to the first aspect, in some implementations of the first aspect, before the terminal sends the uplink control message to the network device on the transmission resource, the method further includes: the terminal receives A first instruction message sent by the network device, where the first instruction message is used to indicate that a resource for transmitting the uplink control message is a shared resource, and the shared resource is the terminal and another of the group of terminals Transmission resources shared by terminals.

With reference to the first aspect, in some implementations of the first aspect, the method further includes: the terminal receiving a second instruction message sent by the network device through a high-level message, where the second instruction message is used to indicate Transmitting the transmission resources of the downlink common control message; the receiving, by the terminal, the downlink common control message sent by a network device further comprises: receiving, by the terminal, the network on the transmission resource transmitting the downlink common control message Downlink public control message sent by the device.

In a second aspect, a method for transmitting an uplink control message is provided. The method includes: a network device sends a downlink common control message to a group of terminals, and the downlink common control message is used to instruct each terminal in the group of terminals to transmit A transmission resource used by the uplink control message; the network device receives the uplink control message on the transmission resource.

By scrambling the public identifier for the downlink public control message, a group of terminals simultaneously instructs the transmission resources for transmitting the uplink control message, so that each terminal in the group of terminals can descramble a downlink public control message according to the public identifier to reduce the network. The overhead of sending signals when the channel device configures transmission resources for uplink control messages for the terminal.

With reference to the second aspect, in some implementations of the second aspect, the sending, by the network device, a downlink common control message to a group of terminals includes: sending, by the network device, a downlink common control message to a group of terminals, the Downlink public control messages are scrambled using a public identity.

By scrambling the public identifier for the downlink public control message, a group of terminals simultaneously instructs the transmission resources for transmitting the uplink control message, so that each terminal in the group of terminals can descramble a downlink public control message according to the public identifier to reduce the network. The overhead of sending signals when the channel device configures transmission resources for uplink control messages for the terminal.

With reference to the second aspect, in some implementations of the second aspect, different types of uplink control messages corresponding to different types of the public identifier.

The type of scrambled public identifier for the downlink public control message is to indicate the type of uplink control message transmission for a group of terminals at the same time, so as to reduce the overhead of sending signals when the network equipment configures the terminal with transmission resources for the uplink control message.

With reference to the second aspect, in some implementations of the second aspect, the method further includes: the network device sends a high-order signal to the terminal, and the high-order signal carries the public identifier.

With reference to the second aspect, in some implementations of the second aspect, the public identifier is ACK-RNTI, and the network device receiving the uplink control message on the transmission resource includes: the network device Receiving the uplink control message sent by the terminal on the transmission resource, where the uplink control message is an ACK / NACK message.

With reference to the second aspect, in some implementations of the second aspect, the method further includes: the network device starts a timer at a start time of sending the downlink common control message; and the network device The timer determines that the terminal sends the ACK / NACK message for data received within a time period when the timer starts.

With reference to the second aspect, in some implementations of the second aspect, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam.

With reference to the second aspect, in some implementation manners of the second aspect, the receiving, by the network device, the uplink control message on the transmission resource used for transmitting the uplink control message includes: Receiving the uplink control message on a transmission resource used for transmitting the uplink control message, where the uplink control message carries a characteristic value sequence information of a terminal transmitting the uplink control message.

With reference to the second aspect, in some implementations of the second aspect, before the network device sends a downlink common control message to a group of terminals, the method further includes: the network device sends the A first instruction message, where the first instruction message is used to instruct the terminal to transmit the uplink control message as a shared resource, and the shared resource is a transmission shared by the terminal and other terminals in the group of terminals Resources.

With reference to the second aspect, in some implementations of the second aspect, the method further includes: the network device sends a second instruction message to the terminal through a high-order signal, and the second instruction message is used to instruct transmission Transmission resources of the downlink common control message; the network device sending the downlink common control message to a group of terminals, further comprising: the network device sends the downlink public control message to the transmission resource to the group of terminals. A group of terminals sends downlink common control messages.

According to a third aspect, an apparatus for transmitting an uplink control message is provided, including a module for executing the method in the first aspect.

According to a fourth aspect, an apparatus for transmitting an uplink control message is provided, including a module for executing the method in the second aspect.

In a fifth aspect, an apparatus for transmitting an uplink control message is provided, including a transceiver and a processor, where the processor executes the method in the first aspect based on the transceiver.

According to a sixth aspect, an apparatus for transmitting an uplink control message is provided, which includes a processor and a transceiver, and the processor executes the method in the second aspect based on the transceiver.

According to a seventh aspect, a computer-readable medium is provided. The computer-readable medium stores program code for execution, and the program code includes instructions for executing the method in the first aspect.

According to an eighth aspect, a computer-readable medium is provided. The computer-readable medium stores program code for execution, and the program code includes instructions for executing the method in the second aspect.

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

FIG. 1 shows a wireless communication system 100 applied in an embodiment of the present application. The wireless communication system 100 may include a network device 110. The network device 110 may be a device that communicates with the terminal device 120. The network device 110 can provide communication coverage for a specific geographic area, and can communicate with terminal devices located within the coverage area.

FIG. 1 exemplarily shows one network device and two terminals. Optionally, the wireless communication system 100 may include multiple network devices and each network device may include other numbers of terminals within its coverage area. This embodiment of the present application does not limit this.

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

It should be understood that the technical solution of the present invention can be applied to various communication systems, for example, a Global System of Mobile communication (GSM) system, a Code Division Multiple Access (CDMA) system, and a broadband frequency division multiple Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, Advanced long term evolution (LTE-A) ) System, Universal Mobile Telecommunication System (UMTS), New Radio Access Technology (NR), 5G, etc.

It should also be understood that in the embodiments of the present application, the terminal device may include, but is not limited to, a mobile station (Mobile Station, MS), a mobile terminal (Mobile Terminal), a mobile phone (Mobile Telephone), and a user equipment (User Equipment, UE) , Mobile phone (handset) and portable equipment (portable equipment), etc., the terminal device can communicate with one or more core networks via the Radio Access Network (RAN), for example, the terminal device can be a mobile phone (Also known as a “cellular” phone), a computer with wireless communication capabilities, etc. The terminal device can also be a portable, pocket-sized, palm-sized, computer-built or vehicle-mounted mobile device.

In the embodiment of the present application, the network device may be an access network device, for example, it may be a base station, a transmit and receive point (TRP), or an access point. The base station may be a base station (Base Transceiver) in GSM or CDMA. Station (BTS), or base station (NodeB) in WCDMA, or evolved Node B (eNB or e-NodeB) in LTE, or NR or 5G base station (gNB). The application example does not specifically limit this.

FIG. 2 is a schematic flowchart of a method for transmitting an uplink control message according to an embodiment of the present application. The method shown in FIG. 2 includes:

210. A terminal receives a downlink common control message sent by a network device, and the downlink common control message (Common Digital Copyright Identifier, Common DCI) is used to indicate transmission resources used by each terminal in a group of terminals to transmit uplink control messages. The terminal is any terminal in the group of terminals.

Specifically, the foregoing group of terminals may include multiple terminals.

The transmission resource used by each terminal in the above group of terminals to transmit uplink control messages may refer to each terminal in the above group of terminals transmitting uplink control messages on different transmission resources; it may also refer to each of the above group of terminals The terminal transmits uplink control messages 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 message to the network device on the transmission resource.

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

Optionally, the uplink control message includes any one of the following messages: an ACK / NACK message, a Scheduling Request (SR), an aperiodic channel state information (CSI), and a measurement result of the beam.

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

The above CSI may further include a channel quality indicator (Channel Quality Indicator, CQI) message, etc., which is used to inform the network device of the downlink channel quality, so as to explain that the network device performs downlink scheduling.

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

Optionally, as an embodiment, the receiving the downlink common control message sent by the network device includes: the terminal receiving the downlink common control message sent by the network device, and the downlink common control message is used Public identification scrambling; the method further comprises: the terminal descrambling the downlink public control information according to the public identification to determine the transmission resource.

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

Optionally, the public identity may be a public wireless network temporary identity (Radio Network Tempory Identity, RNTI).

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

For example, the terminal can determine the transmission resource of the SR message in the uplink control message according to the agreement, which can be indicated by the downlink public control message. Similarly, the network device can also determine that the transmission resource of the SR message transmitted by the terminal can be the downlink public through the agreement. The control message is OK. When a network device sends a downlink public control message to the terminal, the network device may not indicate to the terminal the type of uplink control message transmission, and the terminal may directly determine that the transmission resource indicated by the downlink public control message for transmitting the uplink control message is used for transmission. Transmission resources for SR messages.

Optionally, as an embodiment, the terminal descrambling the downlink public control information according to the public identifier and determining the transmission resource includes: the terminal performing the downlink public control information according to the public identifier. Descrambling to determine the transmission resource; the terminal determines the type of the uplink control message according to the type of the public identifier, and different types of uplink control messages corresponding to the different types of the public identifier; Sending the uplink control message to the network device on a transmission resource includes: the terminal sending the uplink control message to the network device on the transmission resource, and the type of the uplink control message is the Public signs indicate.

Specifically, the type of the public identifier may be used to indicate the type of the uplink control message, and the terminal may determine the type of the uplink control message to be transmitted according to the type of the public identifier of the descrambled downlink public control message.

The type of the public identifier may be determined according to the type of uplink control message sent by the network device to instruct the terminal. For example, the network device instructs the terminal to send an SR message, and the public identifier may use SR-RNTI; the network device instructs the terminal to send an ACK / NACK message, public identification can use ACK-RNTI.

For example, the above control message may be an SR-RNTI. After the terminal successfully descrambles the downlink common control message using the SR-RNTI, the terminal may determine that the downlink common control message is used to indicate transmission resources for transmitting the SR message; ACK-RNTI. After the terminal successfully descrambles the downlink common control message using the ACK-RNTI, the terminal may determine that the downlink common control message is used to indicate transmission resources for transmitting an ACK message or a NACK message.

Optionally, as an embodiment, the terminal descrambling the downlink public control information according to the public identifier includes: the terminal descrambling the downlink public control information by using different public identifiers in a traversal manner. Until the downlink public control message is successfully descrambled.

Specifically, the terminal may descramble the downlink public information separately using a plurality of pre-stored public identifiers until the terminal successfully descrambles the downlink public control message.

It should be noted that after the terminal has traversed all the pre-stored public identifiers to descramble the downlink public control message, the terminal may not descramble the downlink public control message.

Optionally, as an embodiment, the method further includes that the terminal receives a high-order signal sent by the network device, and the high-order signal carries the public identifier.

Optionally, the above-mentioned high-order signal may be a radio resource control (Radio Resource Control, RRC) signal.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the terminal sending the uplink control message to the network device on the transmission resource includes: the terminal uses the transmission resource on the transmission resource Sending the uplink control message to the network device, where the uplink control message is an ACK / NACK message.

Specifically, the above-mentioned ACK / NACK message may be a feedback message in which the terminal responds to a reception situation of data corresponding to the ACK / NACK message.

Optionally, the above ACK / NACK message may be a feedback message that the terminal responds to the reception situation of the data corresponding to the ACK / NACK message, and may refer to the reception situation of the terminal before the time when the downlink common control message is successfully demodulated. Can also refer to the feedback; it can also refer to the terminal's feedback on the reception of data before the time when the downlink public control message is received, which is not specifically limited in this embodiment of the present application.

Optionally, as an embodiment, the method further includes: the terminal starts a timer at the moment when the downlink public control message is received, the timer is used to instruct the terminal to receive within the time period when the timer starts The received data sends an ACK / NACK message; the terminal sends the ACK / NACK message to the network device on the transmission resource, and includes: the terminal receives data for the time period when the timer starts, Sending the ACK / NACK message to the network device on the transmission resource.

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

Optionally, as an embodiment, the method further includes: if the timer expires, the terminal does not send the ACK / NACK message to a network device.

Optionally, as an embodiment, the sending, by the terminal, the uplink control message to the network device on the transmission resource includes: sending, by the terminal, the network device to the network device on the transmission resource. The uplink control message, where the uplink control message carries a characteristic value sequence information of a terminal transmitting the uplink control message.

Specifically, the network device may determine the terminal device that sends the uplink control message according to the characteristic value sequence information of the terminal carried in the uplink control message.

Optionally, the above-mentioned characteristic value sequence information may be an identifier of the terminal device, or may also be a wireless network temporary identifier of the terminal.

Optionally, as an embodiment, before the terminal sends the uplink control message to the network device on the transmission resource, the method further includes: receiving, by the terminal, the A first instruction message, where the first instruction message is used to indicate that a resource for transmitting the uplink control message 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 transmitting the uplink control message by the terminal is a transmission resource shared with other terminals. In order to avoid conflicts caused by transmitting the uplink control message on the same transmission resource with other terminals, The terminal may encode the identifier of the terminal using the uplink control message, so that transmission resources can be multiplexed with other terminals on the shared resource.

Optionally, if multiple terminals transmit uplink control messages on a shared resource at the same time, and the terminal does not use the terminal to use the characteristic value sequence corresponding to the terminal to encode the uplink control message, the network device may detect whether the shared resource exists on the shared resource. Conflict. If the network device detects a conflict on the shared resource, the network device can reallocate transmission resources for transmitting the uplink control message to the conflicting terminal.

For example, a network device configures at least some terminals in a group of terminals with a shared resource for transmitting SR messages, that is, at least some of the terminals above transmit SR messages on the shared resource. If the terminal is transmitting SR messages, If the SR message is not scrambled by using the characteristic sequence corresponding to the terminal, the network device may detect a transmission conflict. At this time, the network device may reconfigure the transmission resources for transmitting the conflicting terminal and transmit the SR message. The new downlink common control message indicates the terminal's new transmission resource for transmitting the SR message, so that the terminal can resend the SR message on the new transmission resource.

If the terminal scrambles the SR message using the characteristic sequence corresponding to the terminal during the transmission of the SR message, the network device may not detect a transmission conflict. At this time, the network device can configure an uplink for the terminal that sends the SR message. The data transmission authorization enables the terminal to transmit uplink data.

Optionally, as an embodiment, the method further includes: the terminal receiving a second instruction message sent by the network device through a high-level message, where the second instruction message is used to instruct transmission of the downlink common control message The terminal receives the downlink public control message sent by the network device, and further includes: the terminal receiving the downlink public control message sent by the network device on the transmission resource for transmitting the downlink public control message .

FIG. 3 is a schematic flowchart of a method for transmitting an uplink control message according to an embodiment of the present application. The method shown in FIG. 3 includes:

310. The network device sends a downlink common control message to a group of terminals, where the downlink common control message is used to instruct each terminal in the group of terminals to use a transmission resource for transmitting an uplink control message.

320. The network device receives the uplink control message on the transmission resource.

Optionally, as an embodiment, the network device sending a downlink public control message to a group of terminals includes: the network device sending a downlink public control message to a group of terminals, and the downlink public control message uses a public identifier Scramble.

Optionally, as an embodiment, different types of uplink control messages corresponding to different types of the public identifiers.

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

Optionally, as an embodiment, the method further includes: the network device sends a high-order signal to the terminal, and the high-order signal carries the public identifier.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the network device receiving the uplink control message on the transmission resource includes: the network device receiving on the transmission resource The uplink control message sent by the terminal is an ACK / NACK message.

Optionally, as an embodiment, the method further includes: the network device starts a timer at the start time of sending the downlink common control message; the network device determines the terminal according to the timer It is the ACK / NACK message sent for the data received within the time period when the timer starts.

Optionally, as an embodiment, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result.

Optionally, as an embodiment, the receiving, by the network device, the uplink control message on the transmission resource used for transmitting the uplink control message includes: the network device receiving the uplink control message during the transmission. The uplink control message is received on a transmission resource used by the message, and the uplink control message carries a characteristic value sequence information of a terminal transmitting the uplink control message.

Optionally, as an embodiment, before the network device sends a downlink public control message to a group of terminals, the method further includes: a first instruction message sent by the network device to the terminal, where The first instruction message is used to indicate that a resource for transmitting the uplink control message 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, if multiple terminals transmit uplink control messages on a shared resource at the same time, and the terminal does not use the terminal to use the characteristic value sequence corresponding to the terminal to encode the uplink control message, the network device may detect whether the shared resource exists on the shared resource. Conflict. If the network device detects a conflict on the shared resource, the network device can reallocate transmission resources for transmitting the uplink control message to the conflicting terminal.

For example, a network device configures at least some terminals in a group of terminals with a shared resource for transmitting SR messages, that is, at least some of the terminals above transmit SR messages on the shared resource. If the terminal is transmitting SR messages, If the SR message is not scrambled by using the characteristic sequence corresponding to the terminal, the network device may detect a transmission conflict. At this time, the network device may reconfigure the transmission resources for transmitting the conflicting terminal and transmit the SR message. The new downlink common control message indicates the terminal's new transmission resource for transmitting the SR message, so that the terminal can resend the SR message on the new transmission resource.

If the terminal scrambles the SR message using the characteristic sequence corresponding to the terminal during the transmission of the SR message, the network device may not detect a transmission conflict. At this time, the network device can configure an uplink for the terminal that sends the SR message. The data transmission authorization enables the terminal to transmit uplink data.

Optionally, as an embodiment, the method further includes: the network device sends a second instruction message to the terminal through a high-order signal, where the second instruction message is used to instruct transmission of the downlink common control message. Transmission resources; the network device sending a downlink common control message to a group of terminals, further comprising: the network device sending a downlink common control to the group of terminals on the transmission resource for transmitting the downlink common control message message.

The device for transmitting uplink control information according to the embodiment of the present application is described in detail above with reference to FIGS. 1 to 3. The device for transmitting uplink control information according to the embodiment of the present application is described in detail below with reference to FIGS. 4 to 7. It should be understood that the devices shown in FIG. 4 to FIG. 7 can implement each step in FIG. 2. To avoid repetition, details are not described herein again.

FIG. 4 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. The apparatus 400 shown in FIG. 4 includes:

A first receiving module 410 is configured to receive a downlink common control message sent by a network device, where the downlink common control message is used to instruct each terminal in a group of terminals to use a transmission resource for transmitting an uplink control message. Any terminal in a group of terminals;

The sending module 420 is configured to send the uplink control message to the network device on the transmission resource.

Optionally, as an embodiment, the first receiving module is further configured to: receive the downlink public control message sent by the network device, and the downlink public control message is scrambled with a public identifier; the The device further includes: a determining module, configured to descramble the downlink public control information according to the public identifier, and determine the transmission resource.

Optionally, as an embodiment, the determining module is specifically configured to determine the type of the uplink control message according to the type of the public identifier, and different types of uplink control messages corresponding to different types of the public identifier The sending module is specifically configured to send the uplink control message to the network device on the transmission resource, and the type of the uplink control message is indicated by the type of the public identifier.

Optionally, as an embodiment, the determining module is further configured to descramble the downlink public control information by using different public identifiers in a traversal manner until the downlink public control information is successfully descrambled to determine The transmission resource.

Optionally, as an embodiment, the apparatus further includes a second receiving module configured to receive a high-order signal sent by the network device, and the high-order signal carries the public identifier.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the sending module is further configured to: send the uplink control message to the network device on the transmission resource, and the uplink The control message is an ACK / NACK message.

Optionally, as an embodiment, the device further includes: a starting module, configured to start a timer at the moment when the downlink public control message is received, and the timer is used to indicate a time when the terminal starts for the timer. The data received in the segment sends an ACK / NACK message; the sending module is further configured to: send data to the network device on the transmission resource for the data received in the time period when the timer starts The ACK / NACK message.

Optionally, as an embodiment, the sending module is further configured to: if the timer expires, do not send the ACK / NACK message to a network device.

Optionally, as an embodiment, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam.

Optionally, as an embodiment, the sending module is further configured to send the uplink control message to the network device on the transmission resource, where the uplink control message carries the uplink control message. Eigenvalue sequence information of the terminal.

Optionally, as an embodiment, the apparatus further includes a third receiving module configured to receive a first instruction message sent by the network device, where the first instruction message is used to instruct transmission of the uplink control. The resources of the message are shared resources, and the shared resources are transmission resources 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 a second instruction message sent by the network device through a high-level message, and the second instruction message is used to instruct a transmission station. The transmission resources of the downlink public control message are described; the first receiving module is further specifically configured to:

Receiving the downlink common control message sent by the network device on the transmission resource that transmits the downlink common control message.

FIG. 5 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. The apparatus shown in FIG. 5 includes:

A first sending module 510, configured to send a downlink common control message to a group of terminals, where the downlink common control message is used to instruct each terminal in the group of terminals to use a transmission resource for transmitting an uplink control message;

The first receiving module 520 is configured to receive the uplink control message on the transmission resource.

Optionally, as an embodiment, the first sending module is specifically configured to send a downlink public control message to a group of terminals, and the downlink public control message is scrambled with a public identifier.

Optionally, as an embodiment, different types of uplink control messages corresponding to different types of the public identifiers.

Optionally, as an embodiment, the device further includes: a second sending module, configured to send a high-order signal to the terminal, where the high-order signal carries the public identifier.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the first receiving module is further specifically configured to receive the uplink control message sent by the terminal on the transmission resource, where The uplink control message is an ACK / NACK message.

Optionally, as an embodiment, the device further includes: a starting module for starting a timer at the start time of sending the downlink public control message; and a determining module for determining all the addresses according to the timer. The terminal sends the ACK / NACK message for data received within a time period when the timer starts.

Optionally, as an embodiment, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam.

Optionally, as an embodiment, the first receiving module is further configured to receive the uplink control message on the transmission resource used for transmitting the uplink control message, where the uplink control message carries a transmission location. The characteristic value sequence information of the terminal of the uplink control message is described.

Optionally, as an embodiment, the apparatus further includes: a third sending module, configured to send a first instruction message to the terminal, where the first instruction message is used to instruct the terminal to transmit the uplink The resources of the control message are shared resources, and the shared resources are transmission resources shared by the terminal and other terminals in the group of terminals.

Optionally, as an embodiment, the device further includes: a fourth sending module, configured to send a second instruction message to the terminal through a high-order signal, and the second instruction message is used to instruct transmission of the downlink public message. Transmission resources of control messages; the first sending module is further configured to send downlink public control messages to the group of terminals on the transmission resources for transmitting the downlink common control messages.

FIG. 6 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. The apparatus 600 shown in FIG. 6 includes a transceiver 610 and a processor 620.

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

Optionally, as an embodiment, the transceiver is further configured to receive the downlink public control message sent by the network device, and the downlink public control message is scrambled using a public identifier; the device further includes A processor, configured to descramble the downlink public control information according to the public identifier, and determine the transmission resource.

Optionally, as an embodiment, the processor 620 is specifically configured to determine the type of the uplink control message according to the type of the public identifier, and different types of uplink control messages corresponding to different types of the public identifier; The transceiver is specifically configured to send the uplink control message to the network device on the transmission resource, and a type of the uplink control message is indicated by a type of the public identifier.

Optionally, as an embodiment, the processor is further specifically configured to descramble the downlink public control information by using different public identifiers in a traversal manner until the downlink public control information is successfully descrambled to determine all the downlink public control information. The transmission resources are described.

Optionally, as an embodiment, the transceiver is configured to receive a high-order signal sent by the network device, and the high-order signal carries the public identifier.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the transceiver is further configured to: send the uplink control message to the network device on the transmission resource, and the uplink control The message is an ACK / NACK message.

Optionally, as an embodiment, the processor is configured to start a timer at the moment when the downlink common control message is received, and the timer is used to instruct the terminal to receive the received time period for the timer to start. Sending ACK / NACK message to the data; the transceiver is further specifically configured to send the ACK / NACK message to the network device on the transmission resource for the data received within the time period when the timer starts .

Optionally, as an embodiment, the transceiver is further configured to: if the timer expires, do not send the ACK / NACK message to a network device.

Optionally, as an embodiment, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam.

Optionally, as an embodiment, the transceiver is further specifically configured to: send the uplink control message to the network device on the transmission resource, where the uplink control message carries a message for transmitting the uplink control message. Characteristic sequence information of the terminal.

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

Optionally, as an embodiment, the transceiver is configured to receive a second instruction message sent by the network device through a high-level message, and the second instruction message is used to instruct transmission of the downlink public control message. Resources; the transceiver is further specifically configured to receive the downlink common control message sent by the network device on the transmission resource for transmitting the downlink common control message.

FIG. 7 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. The apparatus 700 shown in FIG. 7 includes a transceiver 710 and a processor 720.

The transceiver 710 is configured to send a downlink common control message to a group of terminals, where the downlink common control message is used to indicate a transmission resource used by each terminal in the group of terminals to transmit an uplink control message; Receiving the uplink control message on a resource.

Optionally, as an embodiment, the transceiver is specifically configured to send a downlink common control message to a group of terminals, and the downlink common control message is scrambled with a common identifier.

Optionally, as an embodiment, different types of uplink control messages corresponding to different types of the public identifiers.

Optionally, as an embodiment, the transceiver is configured to send a high-order signal to the terminal, and the high-order signal carries the public identifier.

Optionally, as an embodiment, the public identifier is an ACK-RNTI, and the transceiver is further specifically configured to receive the uplink control message and the uplink control message sent by the terminal on the transmission resource. It is an ACK / NACK message.

Optionally, as an embodiment, the processor is configured to start a timer at a start time of sending the downlink common control message; and is further configured to determine, according to the timer, that the terminal is targeted at the timing The ACK / NACK message sent by the received data within the time period when the device is started.

Optionally, as an embodiment, the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam.

Optionally, as an embodiment, the transceiver is further configured to receive the uplink control message on the transmission resource used for transmitting the uplink control message, where the uplink control message carries the uplink control. Characteristic sequence information of the terminal of the message.

Optionally, as an embodiment, the transceiver is configured to send a first instruction message to the terminal, where the first instruction message is used to instruct the terminal to transmit the uplink control message as a shared resource The shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals.

Optionally, as an embodiment, the transceiver is configured to send a second instruction message to the terminal through a high-order signal, where the second instruction message is used to indicate a transmission resource for transmitting the downlink common control message; in Sending a downlink common control message to the group of terminals on the transmission resource that transmits the downlink common control message.

It should be understood that in the embodiment of the present application, “B corresponding to A” means that B is associated with A, and B can be determined according to A. However, it should also be understood that determining B according to A does not mean determining B only based on A, but also determining B based on A and / or other messages.

It should be understood that the term “and / or” in this document is only an association relationship describing related objects, which means that there can be three kinds of relationships, for example, A and / or B can mean: A exists alone, A and B exist simultaneously, and There are three cases of B. In addition, the character "/" in this article generally indicates that the related objects are an "or" relationship.

It should be understood that, in various embodiments of the present invention, the size of the sequence numbers of the above processes does not mean the order of execution. The execution order of each process should be determined by its function and internal logic. The implementation process constitutes any limitation.

In the several embodiments provided in this application, it should be understood that the disclosed systems, devices, and methods may be implemented in other ways. For example, the device embodiments described above are only schematic. For example, the division of the unit is only a logical function division. In actual implementation, there may be another division manner. For example, multiple units or elements may be combined or may be combined. Integration into another system, or some features can be ignored or not implemented. In addition, the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, which may be electrical, mechanical or other forms.

The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, which may be located in one place, or may be distributed on multiple network units. . Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.

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

If the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present invention is essentially a part that contributes to the existing technology or a part of the technical solution can be embodied in the form of a software product. The computer software product is stored in a storage medium, including several The instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method described in each embodiment of the present invention. The aforementioned storage media include: U disks, removable hard disks, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disks or optical disks, and other various program codes that can be stored Media.

100‧‧‧Wireless communication system

110‧‧‧Network equipment

120‧‧‧ terminal equipment

210, 220‧‧‧ steps

310, 320‧‧‧ steps

400‧‧‧ device

410‧‧‧First receiving module

420‧‧‧Send Module

500‧‧‧ device

510‧‧‧First sending module

520‧‧‧First receiving module

600‧‧‧ device

610‧‧‧ Transceiver

620‧‧‧Processor

700‧‧‧ device

710‧‧‧ Transceiver

720‧‧‧ processor

FIG. 1 shows a wireless communication system 100 applied in an embodiment of the present application. FIG. 2 is a schematic flowchart of a method for transmitting an uplink control message according to an embodiment of the present application. FIG. 3 is a schematic flowchart of a method for transmitting an uplink control message according to an embodiment of the present application. FIG. 4 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. FIG. 5 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. FIG. 6 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application. FIG. 7 is a schematic block diagram of an apparatus for transmitting an uplink control message according to an embodiment of the present application.

Claims (44)

A method for transmitting an uplink control message, comprising: a terminal receiving a downlink common control message sent by a network device, the downlink common control message used to instruct each terminal in a group of terminals to use transmission resources for transmitting the uplink control message; The terminal is any terminal of the group of terminals; and the terminal sends the uplink control message to the network device on the transmission resource. The method according to item 1 of the scope of patent application, wherein the receiving a downlink public control message sent by a network device comprises: receiving, by the terminal, the downlink public control message sent by the network device, the The downlink public control information is scrambled using a public identity; the method further includes: the terminal descrambling the downlink public control information according to the public identity to determine the transmission resource. The method according to item 2 of the scope of patent application, wherein the method further comprises: determining, by the terminal, a type of the uplink control message according to a type of the public identifier, and different types corresponding to different types of the public identifier The uplink control message sent by the terminal to the network device on the transmission resource includes: the terminal sending the uplink control message to the network device on the transmission resource The type of the uplink control message is indicated by the type of the public identifier. The method according to item 3 of the scope of patent application, wherein the terminal descrambling the downlink public control information according to the public identifier to determine the transmission resource includes: the terminal uses different traversal methods The public identifier descrambles the downlink public control message until the downlink public control message is successfully descrambled, and the transmission resource is determined. The method according to item 2 of the scope of patent application, wherein the method further comprises: receiving, by the terminal, a high-order signal sent by the network device, and the high-order signal carries the public identifier. The method according to item 2 of the scope of patent application, wherein the public identifier is an ACK-RNTI, and the terminal sending the uplink control message to the network device on the transmission resource includes: the terminal Sending the uplink control message to the network device on the transmission resource, where the uplink control message is an ACK / NACK message. The method according to item 6 of the scope of patent application, wherein the method further comprises: the terminal starts a timer at the moment when the downlink public control message is received, the timer is used to instruct the terminal to start for the timer Sending the ACK / NACK message to the received data within the time period; the terminal sending the ACK / NACK message to the network device on the transmission resource includes: the time period during which the terminal starts for the timer The received data sends the ACK / NACK message to the network device on the transmission resource. The method according to item 7 of the scope of patent application, wherein the method further comprises: if the timer expires, the terminal does not send the ACK / NACK message to a network device. The method according to item 1 of the patent application scope, wherein the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message, CSI, and measurement results of a beam. The method according to item 1 of the scope of patent application, wherein the terminal sending the uplink control message to the network device on the transmission resource comprises: the terminal sending the uplink control message to the network resource on the transmission resource. A network device sends the uplink control message, and the uplink control message carries a characteristic value sequence message of a terminal transmitting the uplink control message. The method according to claim 10, wherein before the terminal sends the uplink control message to the network device on the transmission resource, the method further includes: receiving, by the terminal, the terminal. A first instruction message sent by a network device, where the first instruction message is used to indicate that a resource for transmitting the uplink control message is a shared resource, and the shared resource is shared between the terminal and other terminals in the group of terminals. Transmission resources. The method according to any one of claims 1-11, wherein the method further comprises: receiving, by the terminal, a second instruction message sent by the network device through a high-level message, and the second instruction The message is used to indicate a transmission resource for transmitting the downlink common control message; the receiving the downlink public control message sent by the network device further includes: receiving, by the terminal, on the transmission resource for transmitting the downlink common control message. A downlink public control message sent by the network device. A method for transmitting an uplink control message, comprising: a network device sending a downlink common control message to a group of terminals, wherein the downlink common control message is used to instruct each terminal in the group of terminals to use a transmission for transmitting an uplink control message Resources; and the network device receives the uplink control message on the transmission resources. The method according to item 13 of the scope of patent application, wherein the network device sends a downlink common control message to a group of terminals, including: the network device sends a downlink common control message to a group of terminals, and the downlink common control message Control messages are scrambled with a public identity. The method according to item 14 of the scope of patent application, wherein different types of uplink control messages corresponding to different types of the public identifiers. The method according to item 14 of the scope of patent application, wherein the method further comprises: the network device sends a high-order signal to the terminal, and the high-order signal carries the public identifier. The method according to item 14 of the scope of patent application, wherein the public identifier is an ACK-RNTI, and the network device receiving the uplink control message on the transmission resource includes: Receiving the uplink control message sent by the terminal on the transmission resource, and the uplink control message is an ACK / NACK message. The method according to item 17 of the scope of patent application, wherein the method further comprises: the network device starts a timer at a start time of sending the downlink common control message; and the network device is based on the The timer determines that the terminal sends the ACK / NACK message for data received within a time period when the timer starts. The method according to item 13 of the scope of patent application, wherein the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message CSI, and a measurement result of a beam. The method of claim 13 in which the network device receives the uplink control message on the transmission resource used for transmitting the uplink control message includes: the network device is in the The uplink control message is received on a transmission resource used for transmitting the uplink control message, and the uplink control message carries a characteristic value sequence information of a terminal transmitting the uplink control message. The method according to claim 20, wherein before the network device sends a downlink public control message to a group of terminals, the method further includes: a first message sent by the network device to the terminal An instruction message, where the first instruction message is used to instruct the terminal to transmit the uplink control message as a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals. The method according to any one of claims 13-21, wherein the method further comprises: the network device sends a second instruction message to the terminal through a high-order signal, and the second instruction message A transmission resource for instructing transmission of the downlink common control message; the network device sending a downlink common control message to a group of terminals further includes: the network device transmitting the downlink common control message in the transmission resource Sending a downlink common control message to the group of terminals. An apparatus for transmitting uplink control messages, comprising: a first receiving module for receiving a downlink common control message sent by a network device; the downlink common control message is used to instruct each terminal in a group of terminals to transmit uplink control The transmission resource used for the message is that the terminal is any one of the group of terminals; and a sending module is configured to send the uplink control message to the network device on the transmission resource. The device according to item 23 of the patent application scope, wherein the first receiving module is further configured to: receive the downlink public control message sent by the network device, and the downlink public control message uses a public identifier Scrambling; the apparatus further includes: a determining module, configured to descramble the downlink public control information according to the public identity, and determine the transmission resource. The device according to item 24 of the scope of patent application, wherein the determination module is specifically configured to: determine the type of the uplink control message according to the type of the public identifier, and different types of the public identifier correspond to different Type of uplink control message; the sending module is specifically configured to: send the uplink control message to the network device on the transmission resource, and the type of the uplink control message is a type indication of the public identifier of. The device according to item 25 of the scope of patent application, wherein the determining module is further configured to: descramble the downlink public control information by using different public identifiers in a traversal manner until the downlink is successfully descrambled A common control message determines the transmission resource. The device according to item 24 of the scope of patent application, wherein the device further comprises: a second receiving module configured to receive a high-level signal sent by the network device, and the high-level signal carries the public identifier. The device according to item 24 of the scope of patent application, wherein the public identifier is ACK-RNTI, and the sending module is further configured to: send the uplink control to the network device on the transmission resource. Message, and the uplink control message is an ACK / NACK message. The device according to item 28 of the scope of patent application, wherein the device further comprises: a starting module, configured to start a timer at the moment of receiving the downlink public control message, and the timer is used to instruct the terminal to respond to the Sending the ACK / NACK message during the time period when the timer is started; the sending module is further configured to: for the data received during the time period when the timer is started, send the ACK / NACK message to The network device sends the ACK / NACK message. The device according to item 29 of the scope of patent application, wherein the sending module is further configured to: if the timer expires, do not send the ACK / NACK message to a network device. The device according to item 23 of the scope of patent application, wherein the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message, CSI, and a measurement result of a beam. The device according to item 23 of the scope of patent application, wherein the sending module is further configured to: send the uplink control message to the network device on the transmission resource, and the uplink control message carries transmission The characteristic value sequence information of the terminal of the uplink control message. The device according to item 32 of the scope of patent application, wherein the device further comprises: a third receiving module, configured to receive a first instruction message sent by the network device, and the first instruction message is used to indicate A resource for transmitting the uplink control message is a shared resource, and the shared resource is a transmission resource shared by the terminal and other terminals in the group of terminals. The device according to any one of claims 23-33, wherein the device further comprises: a fourth receiving module, configured to receive a second instruction message sent by the network device through a high-level message, The second instruction message is used to indicate a transmission resource for transmitting the downlink common control message; the first receiving module is further configured to: receive the network on the transmission resource for transmitting the downlink common control message. Downlink public control message sent by the channel device. An apparatus for transmitting uplink control messages, comprising: a first sending module, configured to send a downlink common control message to a group of terminals, where the downlink common control message is used to instruct each terminal in the group of terminals to transmit uplink A transmission resource used for the control message; and a first receiving module for receiving the uplink control message on the transmission resource. The device according to item 35 of the scope of patent application, wherein the first sending module is specifically configured to: send a downlink public control message to a group of terminals, and the downlink public control message is scrambled with a public identifier. The device according to item 36 of the scope of patent application, wherein different types of uplink control messages correspond to different types of the public identifier. The device according to item 36 of the patent application scope, wherein the device further comprises: a second sending module, configured to send a high-order signal to the terminal, and the high-order signal carries the public identifier. The device according to item 36 of the scope of patent application, wherein the public identifier is ACK-RNTI, and the first receiving module is further configured to: receive the uplink sent by the terminal on the transmission resource. Control message, the uplink control message is an ACK / NACK message. The device according to item 39 of the scope of patent application, wherein the device further comprises: a starting module for starting a timer at the start time of sending the downlink public control message; and a determining module for The timer determines that the terminal sends the ACK / NACK message for data received within a time period when the timer starts. The device according to item 35 of the scope of patent application, wherein the uplink control message includes any one of the following messages: an ACK / NACK message, a scheduling request SR, an aperiodic channel status message, CSI, and measurement results of a beam. The device according to item 35 of the scope of patent application, wherein the first receiving module is further configured to: receive the uplink control message on the transmission resource used for transmitting the uplink control message, and the uplink The control message carries the characteristic value sequence information of the terminal transmitting the uplink control message. The device according to item 42 of the scope of patent application, wherein the device further comprises: a third sending module, configured to send a first instruction message to the terminal, and the first instruction message is used to indicate the A resource for transmitting the uplink control message 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. The device according to any one of claims 35-43, wherein the device further comprises: a fourth sending module, configured to send a second instruction message to the terminal through a high-order signal, and the first Two indication messages are used to indicate transmission resources for transmitting the downlink common control message; the first sending module is further specifically configured to: send to the group of terminals on the transmission resources for transmitting the downlink common control message; Downlink public control message.