METHOD AND APPARATUS FOR TRANSMITTING UPLINK CONTROL INFORMATION
Disclosed are a method and apparatus for transmitting uplink control information (UCI), for use in transmission of the UCI when different types of UCI are provided and transmission time domain resources thereof overlap. A method for transmitting the UCI provided in embodiments of the present application comprises: determining first UCI and second UCI to be transmitted, a transmission time domain resource of the first UCI overlapping with that of the second UCI; and transmitting the UCI according to the relative position of the starting transmission time of the first UCI and the second UCI.
1 . A method for transmitting Uplink Control Information, UCI, comprising:
determining first UCI and second UCI that need to be transmitted, wherein a transmission time domain resource of the first UCI overlaps with a transmission time domain resource of the second UCI;
transmitting the UCI according to a relative position of start transmission times of the first UCI and the second UCI.
2 . The method according to claim 1 , further comprising one or more of the following:
the first UCI comprises Hybrid Automatic Repeat reQuest Acknowledge, HARQ-ACK, and/or Scheduling Request, SR, the second UCI comprises periodic Channel State Information, CSI, or semi-persistent CSI or aperiodic CSI, and the first UCI is configured to be transmitted with a first channel format or second channel format;
the first UCI is HARQ-ACK; the second UCI comprises periodic CSI and/or SR, or the second UCI comprises semi-persistent CSI and/or SR, or the second UCI comprises aperiodic CSI and/or SR; the HARQ-ACK is configured to be transmitted with a third channel format or fourth channel format or fifth channel format;
the first UCI is HARQ-ACK, the second UCI is SR, the HARQ-ACK is configured to be transmitted with a first channel format or second channel format, and the SR is configured to be transmitted with the second channel format; and
the first UCI is HARQ-ACK and the second UCI is SR; the SR is configured to be transmitted with a first channel format and the HARQ-ACK is configured to be transmitted with a second channel format or the HARQ-ACK is configured to be transmitted with the first channel format.
3 . The method according to claim 2 , wherein when the first UCI comprises Hybrid Automatic Repeat reQuest Acknowledge, HARQ-ACK, and/or Scheduling Request, SR, the second UCI comprises periodic Channel State Information, CSI, or semi-persistent CSI or aperiodic CSI, and the first UCI is configured to be transmitted with a first channel format or second channel format, the transmitting the UCI according to the relative positions of start transmission times of the first UCI and the second UCI comprises:
when a start transmission time of the first UCI is behind the start transmission time of the second UCI:
discarding the second UCI; or discarding the CSI on an overlapped time domain resource between a transmission time domain resource of the CSI and the transmission time domain resource of the first UCI; or discarding the CSI from the overlapped time domain resource between the transmission time domain resource of the CSI and the transmission time domain resource of the first UCI to an end of the transmission time domain resource of the CSI;
transmitting the first UCI on a transmission resource of the first UCI;
and/or
when the start transmission time of the first UCI is ahead of or equal to the start transmission time of the CSI, transmitting the first UCI and the CSI simultaneously.
4 . (canceled)
5 . The method according to claim 3 , wherein the transmitting the first UCI and the CSI simultaneously comprises:
transmitting the first UCI and the CSI simultaneously on a transmission resource of the CSI with a channel format configured for the CSI.
6 . (canceled)
7 . The method according to claim 2 , wherein the first UCI is HARQ-ACK, the second UCI is SR, the HARQ-ACK is configured to be transmitted with a first channel format or second channel format, and the SR is configured to be transmitted with the second channel format, the transmitting the UCI according to the relative position of start transmission times of the first UCI and the second UCI comprises:
when the start transmission time of the HARQ-ACK is ahead of the start transmission time of the second UCI:
discarding the second UCI; or discarding the second UCI on an overlapped time domain resource between the transmission time domain resource of the second UCI and a transmission time domain resource of the HARQ-ACK; or discarding the second UCI from the overlapped time domain resource between the transmission time domain resource of the second UCI and the transmission time domain resource of the HARQ-ACK to an end of the transmission time domain resource of the second UCI;
transmitting the HARQ-ACK on a transmission resource of the HARQ-ACK;
and/or
when the start transmission time of the HARQ-ACK is behind or is equal to the start transmission time of the second UCI, transmitting the HARQ-ACK and the second UCI simultaneously.
8 . (canceled)
9 . The method according to claim 7 , wherein the transmitting the HARQ-ACK and the second UCI simultaneously comprises:
transmitting the HARQ-ACK and the second UCI simultaneously on a transmission resource of the HARQ-ACK with a channel format configured for the HARQ-ACK.
10 . The method according to claim 2 , wherein the CSI is configured to be transmitted with a third channel format or fourth channel format or fifth channel format.
11 . (canceled)
12 . The method according to claim 2 , wherein when the first UCI is HARQ-ACK, the second UCI is SR, the HARQ-ACK is configured to be transmitted with a first channel format or second channel format, and the SR is configured to be transmitted with the second channel format, the transmitting the UCI according to the relative position of start transmission times of the first UCI and the second UCI comprises:
when the start transmission time of the HARQ-ACK is behind the start transmission time of the SR:
discarding the SR; or discarding the SR on an overlapped time domain resource between a transmission time domain resource of the SR and a transmission time domain resource of the HARQ-ACK; or discarding the SR from the overlapped time domain resource between the transmission time domain resource of the SR and the transmission time domain resource of the HARQ-ACK to an end of the transmission time domain resource of the SR;
transmitting the HARQ-ACK on a transmission resource of the HARQ-ACK;
and/or
when the start transmission time of the HARQ-ACK is ahead of or equal to the start transmission time of the SR, transmitting the HARQ-ACK and the SR simultaneously.
13 . (canceled)
14 . The method according to claim 12 , wherein the transmitting the HARQ-ACK and the SR simultaneously comprises:
transmitting the HARQ-ACK on a transmission resource of the SR with a channel format configured for the SR.
15 . (canceled)
16 . The method according to claim 2 , wherein when Method 4 is used, the transmitting the UCI according to the relative position of start transmission times of the first UCI and the second UCI comprises:
when the start transmission time of the HARQ-ACK is ahead of the start transmission time of the SR:
discarding the SR; or discarding the SR on an overlapped time domain resource between a transmission time domain resource of the SR and a transmission time domain resource of the HARQ-ACK; or discarding the SR from the overlapped time domain resource between the transmission time domain resource of the SR and the transmission time domain resource of the HARQ-ACK to an end of the transmission time domain resource of the SR;
transmitting the HARQ-ACK on a transmission resource of the HARQ-ACK;
and/or
when the start transmission time of the HARQ-ACK is behind or is equal to the start transmission time of the SR, transmitting the HARQ-ACK and the SR simultaneously.
17 . (canceled)
18 . The method according to claim 16 , wherein the transmitting the HARQ-ACK and the SR simultaneously comprises:
transmitting the HARQ-ACK on a first transmission resource with a channel format configured for the HARQ-ACK, wherein the first transmission resource is used for transmitting the HARQ-ACK when the SR is present, and the first transmission resource is different from a transmission resource for transmitting the HARQ-ACK when SR is not present.
19 . The method according to claim 2 , wherein the SR is positive SR.
20 . The method according to claim 2 , wherein the first channel format is PUCCH format 0; and/or, the second channel format is PUCCH format 1; and/or,
the third channel format is PUCCH format 2; and/or,
the fourth channel format is PUCCH format 3; and/or,
the fifth channel format is PUCCH format 4.
21 . (canceled)
22 . An apparatus for transmitting Uplink Control Information, UCI, comprising:
a memory configured to store program instructions;
a processor configured to invoke the program instructions stored in the memory to perform a process of:
determining first UCI and second UCI that need to be transmitted, wherein a transmission time domain resource of the first UCI overlaps with a transmission time domain resource of the second UCI;
transmitting the UCI according to a relative position of start transmission times of the first UCI and the second UCI.
23 . The apparatus according to claim 22 , further comprising one or more of the following:
the first UCI comprises Hybrid Automatic Repeat reQuest Acknowledge, HARQ-ACK, and/or Scheduling Request, SR, the second UCI comprises periodic Channel State Information, CSI, or semi-persistent CSI or aperiodic CSI, and the first UCI is configured to be transmitted with a first channel format or second channel format;
the first UCI is HARQ-ACK; the second UCI comprises periodic CSI and/or SR, or the second UCI comprises semi-persistent CSI and/or SR, or the second UCI comprises aperiodic CSI and/or SR; the HARQ-ACK is configured to be transmitted with a third channel format or fourth channel format or fifth channel format;
the first UCI is HARQ-ACK, the second UCI is SR, the HARQ-ACK is configured to be transmitted with a first channel format or second channel format, and the SR is configured to be transmitted with the second channel format;
the first UCI is HARQ-ACK and the second UCI is SR; the SR is configured to be transmitted with a first channel format and the HARQ-ACK is configured to be transmitted with a second channel format; or the HARQ-ACK is configured to be transmitted with the first channel format.
24 . The apparatus according to claim 23 , wherein when the first UCI comprises Hybrid Automatic Repeat reQuest Acknowledge, HARQ-ACK, and/or Scheduling Request, SR, the second UCI comprises periodic Channel State Information, CSI, or semi-persistent CSI or aperiodic CSI, and the first UCI is configured to be transmitted with a first channel format or second channel format, the processor is configured to:
when a start transmission time of the first UCI is behind the start transmission time of the second UCI:
discard the second UCI; or discard the CSI on an overlapped time domain resource between a transmission time domain resource of the CSI and the transmission time domain resource of the first UCI; or discard the CSI from the overlapped time domain resource between the transmission time domain resource of the CSI and the transmission time domain resource of the first UCI to an end of the transmission time domain resource of the CSI;
transmit the first UCI on a transmission resource of the first UCI;
and/or
when the start transmission time of the first UCI is ahead of or equal to the start transmission time of the CSI, transmit the first UCI and the CSI simultaneously;
when the first UCI is HARQ-ACK; the second UCI comprises periodic CSI and/or SR, or the second UCI comprises semi-persistent CSI and/or SR, or the second UCI comprises aperiodic CSI and/or SR; the HARQ-ACK is configured to be transmitted with a third channel format or fourth channel format or fifth channel format, the processor is configured to:
when the start transmission time of the HARQ-ACK is ahead of the start transmission time of the second UCI:
discard the second UCI; or discard the second UCI on an overlapped time domain resource between the transmission time domain resource of the second UCI and a transmission time domain resource of the HARQ-ACK; or discard the second UCI from the overlapped time domain resource between the transmission time domain resource of the second UCI and the transmission time domain resource of the HARQ-ACK to an end of the transmission time domain resource of the second UCI;
transmit the HARQ-ACK on a transmission resource of the HARQ-ACK;
and/or
when the start transmission time of the HARQ-ACK is behind or is equal to the start transmission time of the second UCI, transmit the HARQ-ACK and the second UCI simultaneously;
when the first UCI is HARQ-ACK, the second UCI is SR, the HARQ-ACK is configured to be transmitted with a first channel format or second channel format, and the SR is configured to be transmitted with the second channel format, the processor is configured to:
when the start transmission time of the HARQ-ACK is behind the start transmission time of the SR:
discard the SR; or discard the SR on an overlapped time domain resource between a transmission time domain resource of the SR and a transmission time domain resource of the HARQ-ACK; or discard the SR from the overlapped time domain resource between the transmission time domain resource of the SR and the transmission time domain resource of the HARQ-ACK to an end of the transmission time domain resource of the SR;
transmit the HARQ-ACK on a transmission resource of the HARQ-ACK;
and/or
when the start transmission time of the HARQ-ACK is ahead of or equal to the start transmission time of the SR, transmit the HARQ-ACK and the SR simultaneously;
when the first UCI is HARQ-ACK and the second UCI is SR; the SR is configured to be transmitted with a first channel format and the HARQ-ACK is configured to be transmitted with a second channel format or the HARQ-ACK is configured to be transmitted with the first channel format, the processor is configured to:
when the start transmission time of the HARQ-ACK is ahead of the start transmission time of the SR:
discard the SR; or discard the SR on an overlapped time domain resource between a transmission time domain resource of the SR and a transmission time domain resource of the HARQ-ACK; or discard the SR from the overlapped time domain resource between the transmission time domain resource of the SR and the transmission time domain resource of the HARQ-ACK to an end of the transmission time domain resource of the SR;
transmit the HARQ-ACK on a transmission resource of the HARQ-ACK;
and/or
when the start transmission time of the HARQ-ACK is behind or is equal to the start transmission time of the SR, transmit the HARQ-ACK and the SR simultaneously.
25 . (canceled)
26 . The apparatus according to claim 24 , wherein the processor is configured to:
when the first UCI comprises Hybrid Automatic Repeat reQuest Acknowledge, HARQ-ACK, and/or Scheduling Request, SR, the second UCI comprises periodic Channel State Information, CSI, or semi-persistent CSI or aperiodic CSI, and the first UCI is configured to be transmitted with a first channel format or second channel format, transmit the first UCI and the CSI simultaneously on a transmission resource of the CSI with a channel format configured for the CSI;
when the first UCI is HARQ-ACK; the second UCI comprises periodic CSI and/or SR, or the second UCI comprises semi-persistent CSI and/or SR, or the second UCI comprises aperiodic CSI and/or SR; the HARQ-ACK is configured to be transmitted with a third channel format or fourth channel format or fifth channel format, transmit the HARQ-ACK and the second UCI simultaneously on a transmission resource of the HARQ-ACK with a channel format configured for the HARQ-ACK;
when the first UCI is HARQ-ACK, the second UCI is SR, the HARQ-ACK is configured to be transmitted with a first channel format or second channel format, and the SR is configured to be transmitted with the second channel format, transmit the HARQ-ACK on a transmission resource of the SR with a channel format configured for the SR;
when the first UCI is HARQ-ACK and the second UCI is SR; the SR is configured to be transmitted with a first channel format and the HARQ-ACK is configured to be transmitted with a second channel format or the HARQ-ACK is configured to be transmitted with the first channel format, transmit the HARQ-ACK on a first transmission resource with a channel format configured for the HARQ-ACK, wherein the first transmission resource is used for transmitting the HARQ-ACK when the SR is present, and the first transmission resource is different from a transmission resource for transmitting the HARQ-ACK when SR is not present.
27 - 30 . (canceled)
31 . The apparatus according to claim 23 , wherein the CSI is configured to be transmitted with a third channel format or fourth channel format or fifth channel format.
32 - 39 . (canceled)
40 . The apparatus according to claim 23 , wherein the SR is positive SR.
41 . The apparatus according to claim 23 , wherein the first channel format is PUCCH format 0; and/or, the second channel format is PUCCH format 1; and/or,
the third channel format is PUCCH format 2; and/or,
the fourth channel format is PUCCH format 3; and/or,
the fifth channel format is PUCCH format 4.
42 - 44 . (canceled)