Transmission Method, Terminal Device for Feedback Acknowledge Information

Abstract

A transmission method and terminal device for feedback acknowledge information are provided. The method includes: receiving, by a terminal device, downlink control information (DCI), wherein the DCI comprises a first information field and a second information field, the first information field is used for determining a transmission unit of feedback information corresponding to the DCI, and the value of the second information field is a preset value; and transmitting, by the terminal device, a first feedback information transmitted in the transmission unit, wherein the bit number of the first feedback information is equal to a maximum bit number of feedback information corresponding to all component carriers.

What is claimed is: 
     
         1 . A method of feedback acknowledge information transmission, comprising:
 receiving, by a terminal device, downlink control information (DCI), wherein the DCI comprises a first information field and a second information field, the first information field is used for determining a transmission unit of feedback information corresponding to the DCI, and the value of the second information field is a preset value; and   transmitting, by the terminal device, a first feedback information transmitted in the transmission unit, wherein the bit number of the first feedback information is equal to a maximum bit number of feedback information corresponding to all component carriers, and the first feedback information comprises the feedback information corresponding to the DCI.   
     
     
         2 . The method according to  claim 1 , wherein
 upon determining that the terminal device receives a Physical Downlink Shared Channel (PDSCH) scheduled through the DCI in the transmission unit, the transmission unit of the feedback information corresponding to the DCI is the (n+k)th transmission unit, wherein the k is the value of the first information field; or   upon determining that the terminal device receives the DCI in the transmission unit, the transmission unit of the feedback information corresponding to the DCI is the (n+k)th transmission unit, wherein the k is the value of the first information field.   
     
     
         3 . The method according to  claim 1 , wherein the transmission unit is a slot. 
     
     
         4 . The method according to  claim 1 , wherein the second information field is used for indicating a downlink assignment index (DAI). 
     
     
         5 . A terminal device, comprising:
 a processor; and   a non-transitory computer readable storage medium storing instructions that, when executed by the processor, cause the terminal device to perform steps comprising:   receiving downlink control information (DCI), wherein the DCI comprises a first information field and a second information field, the first information field is used for determining a transmission unit of feedback information corresponding to the DCI, and the value of the second information field is a preset value; and   transmitting a first feedback information transmitted in the transmission unit, wherein the bit number of the first feedback information is equal to a maximum bit number of feedback information corresponding to all component carriers, and the first feedback information comprises the feedback information corresponding to the DCI.   
     
     
         6 . The terminal device according to  claim 5 , wherein
 upon determining that the terminal device receives a Physical Downlink Shared Channel (PDSCH) scheduled through the DCI in the transmission unit, the transmission unit of the feedback information corresponding to the DCI is the (n+k)th transmission unit, wherein the k is the value of the first information field; or   upon determining that the terminal device receives the DCI in the transmission unit, the transmission unit of the feedback information corresponding to the DCI is the (n+k)th transmission unit, wherein the k is the value of the first information field.   
     
     
         7 . The terminal device according to  claim 5 , wherein the transmission unit is a slot. 
     
     
         8 . The terminal device according to  claim 5 , wherein the second information field is used for indicating a downlink assignment index (DAI). 
     
     
         9 . A transmission method of feedback acknowledge information, comprising:
 sending, by a network device, downlink control information (DCI), wherein the DCI comprises a first information field and a second information field, the first information field is used for determining a transmission unit of feedback information corresponding to the DCI, and the value of the second information field is a preset value; and   receiving, by the network device, a first feedback information transmitted in the transmission unit, wherein the bit number of the first feedback information is equal to a maximum bit number of feedback information corresponding to all component carriers, and the first feedback information comprises the feedback information corresponding to the DCI.   
     
     
         10 . The method according to  claim 9 , wherein
 upon determining that the network device sends a Physical Downlink Shared Channel (PDSCH) scheduled through the DCI in the transmission unit, the transmission unit of the feedback information corresponding to the DCI is the (n+k)th transmission unit, wherein the k is the value of the first information field; or   upon determining that the network device sends the DCI in the transmission unit, the transmission unit of the feedback information corresponding to the DCI is the (n+k)th transmission unit, wherein the k is the value of the first information field.   
     
     
         11 . The method according to  claim 9 , wherein the transmission unit is a slot. 
     
     
         12 . The method according to  claim 9 , wherein the second information field is used for indicating a downlink assignment index (DAI).