# US 12,004,212 B2 · UCI multiplexing on configured grant PUSCH

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- Number: US 12,004,212 B2
- Document ID: US12004212B2
- Status: Granted
- Kind: B2
- Application number: 17/448,314
- Filed: 2021-09-21
- Published: 2022-03-31
- Granted: 2024-06-04
- Earliest claimed: 2020-09-25
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Wei Yang; Yi Huang; Ahmed Elshafie
- Web page: https://patentgrep.com/patent/US12004212B2

## CPC

- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04W 72/56: based on priority criteria
- H04L 5/0044: {Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH}
- H04L 5/0076: {Allocation utility-based}
- H04W 72/1263: Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04W 72/569: {of the traffic information}
- H04W 72/1268: of uplink data flows
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

Systems and method for configuring and providing uplink control information (UCI) multiplexing on physical uplink shared channel (PUSCH) transmissions are disclosed. In embodiments, a base station configures and signals, to a user equipment (UE) a plurality of sets of beta-offset values to be used by the UE for multiplexing a UCI transmission of a first priority to a PUSCH transmission of a second priority. Each set of the plurality of sets of beta-offset values is configured based on the second priority of the PUSCH transmission. In embodiments, the UE determines whether the UCI transmission of the first priority is allowed to be multiplexed to the PUSCH transmission of the second priority, and multiplexes the UCI to the PUSCH when multiplexing of the UCI and PUSCH is allowed, using a beta-offset value from the plurality of sets of beta-offset values. Other aspects and features are also claimed and described.

## Claims

### Claim 1

A method of wireless communication, comprising:
determining, by a user equipment (UE), whether an uplink control information (UCI) transmission of a first priority is allowed to be multiplexed to a physical uplink shared channel (PUSCH) transmission of a second priority; and
multiplexing, in accordance with a determination that the UCI transmission of the first priority is allowed to be multiplexed to the PUSCH transmission of the second priority, the UCI transmission of the first priority to the PUSCH transmission of the second priority, wherein multiplexing includes:
selecting a beta offset value from a plurality of sets of beta-offset values configured by a base station for multiplexing the UCI transmission of the first priority to the PUSCH transmission of the second priority, wherein each set of the plurality of sets of beta-offset values is configured based at least in part on the second priority of the PUSCH transmission.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
foregoing, in accordance with a determination that the UCI transmission of the first priority is not allowed to be multiplexed to the PUSCH transmission of the second priority, multiplexing the UCI transmission of the first priority to the PUSCH transmission of the second priority.

### Claim 3 (depends on 2)

The method of claim 2, wherein the first priority is a low priority and the second priority is a high priority, and wherein foregoing multiplexing the low priority UCI transmission to the high priority PUSCH transmission includes dropping the low priority UCI transmission.

### Claim 4 (depends on 1)

The method of claim 1, wherein selecting the beta offset value from the plurality of sets of beta-offset values configured by the base station includes selecting the beta offset from:
a first set of beta offsets configured to be used by the UE when the first priority is a low priority and the second priority is the low priority;
a second set of beta offsets configured to be used by the UE when the first priority is the low priority and the second priority is a high priority;
a third set of beta offsets configured to be used by the UE when the first priority is the high priority and the second priority is the low priority; and
a fourth set of beta offsets configured to be used by the UE when the first priority is the high priority and the second priority is the high priority.

### Claim 5 (depends on 4)

The method of claim 4, wherein the PUSCH transmission is a configured grant PUSCH transmission, and wherein at least one of the first set, the second set, the third set, and the fourth set is configured in a configuration of the configured grant PUSCH transmission.

### Claim 6 (depends on 5)

The method of claim 5, wherein the configured grant PUSCH transmission is of low priority, and wherein the plurality of sets of beta-offset values configured by the base station includes two sets of beta-offset values for the configured grant PUSCH, the two sets of beta-offset values including:
a set of beta-offset values configured to be used by the UE when the first priority is the low priority and the second priority is the low priority; and
another set of beta-offset values configured to be used by the UE when the first priority is the high priority and the second priority is the low priority.

### Claim 7 (depends on 5)

The method of claim 5, wherein the configured grant PUSCH transmission is of high priority, and wherein the plurality of sets of beta-offset values configured by the base station includes two sets of beta-offset values for the configured grant PUSCH, the two sets of beta-offset values including:
a set of beta-offset values configured to be used by the UE when the first priority is the low priority and the second priority is the high priority; and
another set of beta-offset values configured to be used by the UE when the first priority is the high priority and the second priority is the high priority.

### Claim 8 (depends on 5)

The method of claim 5, wherein determining whether the UCI transmission of the first priority is allowed to be multiplexed to the PUSCH transmission of the second priority includes determining whether the configuration of the configured grant PUSCH transmission allows multiplexing the UCI transmission to the PUSCH transmission when the first priority and the second priority are different.

### Claim 9 (depends on 5)

The method of claim 5, wherein the configuration of the configured grant PUSCH transmission includes individual configuration of whether multiplexing of the UCI transmission to the PUSCH transmission is allowed for each of a plurality of UCI types.

### Claim 10 (depends on 1)

The method of claim 1, wherein the base station configures the plurality of sets of beta-offset values via a semi-static indication, and wherein each set of the plurality of sets of beta-offset values includes seven or less beta offset values.

### Claim 11 (depends on 10)

The method of claim 10, wherein each beta offset value of the seven or less beta offset values corresponds to a different type of UCI or to UCI of different payload sizes.

### Claim 12 (depends on 1)

The method of claim 1, wherein the base station configures the plurality of sets of beta-offset values via a dynamic indication, and wherein each set of the plurality of sets of beta-offset values includes four subsets of seven or less beta offset values.

### Claim 13 (depends on 12)

The method of claim 12, wherein each beta offset value of the seven or less beta offset values in each of the four subsets corresponds to a different type of UCI or to UCI of different payload sizes.

### Claim 14 (depends on 1)

The method of claim 1, wherein the UE determines that the UCI transmission of the first priority is allowed to be multiplexed to the PUSCH transmission of the second priority, and wherein a plurality of PUSCH transmissions overlap the UCI transmission of the first priority, the plurality of PUSCH transmissions including the PUSCH transmission of the second priority.

### Claim 15 (depends on 14)

The method of claim 14, wherein multiplexing the UCI transmission of the first priority to the PUSCH transmission of the second priority includes:
selecting the PUSCH transmission of the second priority from the plurality of PUSCH transmissions based on the second priority being the same as the first priority.

### Claim 16 (depends on 15)

The method of claim 15, wherein selecting the PUSCH transmission of the second priority from the plurality of PUSCH transmissions based on the second priority being the same as the first priority includes:
disregarding PUSCH transmissions of the plurality of PUSCH transmissions having a different priority than the first priority.

### Claim 17 (depends on 16)

The method of claim 16, wherein selecting the PUSCH transmission of the second priority from the plurality of PUSCH transmissions based on the second priority being the same as the first priority includes:
identifying PUSCH transmissions of the plurality of PUSCH transmissions having a same priority as the first priority;
identifying PUSCH transmissions with a lowest cell index from the PUSCH transmissions of the plurality of PUSCH transmissions having a same priority as the first priority; and
selecting the PUSCH transmission of the second priority from the PUSCH transmissions with a lowest cell index.

### Claim 18 (depends on 17)

The method of claim 17, wherein selecting the PUSCH transmission of the second priority from the PUSCH transmissions with a lowest cell index includes:
selecting a PUSCH transmission having an earliest scheduled time from the PUSCH transmissions with a lowest cell index; and
selecting the PUSCH transmission having the earliest scheduled time as the PUSCH transmission of the second priority.

### Claim 19 (depends on 14)

The method of claim 14, wherein multiplexing the UCI transmission of the first priority to the PUSCH transmission of the second priority includes:
selecting the PUSCH transmission of the second priority from the plurality of PUSCH transmissions based on a configuration of the PUSCH transmission of the second priority, the configuration of the PUSCH transmission of the second priority indicating that a UCI of a same priority as the second priority is allowed to be multiplexed to the PUSCH transmission of the second priority.

### Claim 20 (depends on 19)

The method of claim 19, wherein selecting the PUSCH transmission of the second priority from the plurality of PUSCH transmissions based on the configuration of the PUSCH transmission of the second priority includes:
disregarding PUSCH transmissions of the plurality of PUSCH transmissions whose configuration indicates that a UCI of a same priority as the second priority is not allowed to be multiplexed to the PUSCH transmission of the second priority.

### Claim 21 (depends on 20)

The method of claim 20, wherein selecting the PUSCH transmission of the second priority from the plurality of PUSCH transmissions based on the configuration indicating that a UCI of the same priority as the second priority is not allowed to be multiplexed to the PUSCH transmission of the second priority includes:
identifying PUSCH transmissions of the plurality of PUSCH transmissions whose configuration indicates that a UCI of the same priority as the second priority is not allowed to be multiplexed to the PUSCH transmission of the second priority;
identifying PUSCH transmissions with a lowest cell index from the PUSCH transmissions of the plurality of PUSCH transmissions whose configuration indicates that a UCI of the same priority as the second priority is not allowed to be multiplexed to the PUSCH transmission of the second priority; and
selecting the PUSCH transmission of the second priority from the PUSCH transmissions with a lowest cell index.

### Claim 22 (depends on 21)

The method of claim 21, wherein selecting the PUSCH transmission of the second priority from the PUSCH transmissions with a lowest cell index includes:
selecting a PUSCH transmission having an earliest scheduled time from the PUSCH transmissions with a lowest cell index; and
selecting the PUSCH transmission having the earliest scheduled time as the PUSCH transmission of the second priority.

### Claim 23

A method of wireless communication, comprising:
configuring, by a base station, a plurality of sets of beta-offset values to be used by a user equipment (UE) for multiplexing an uplink control information (UCI) transmission of a first priority to a physical uplink shared channel (PUSCH) transmission of a second priority, wherein each set of the plurality of sets of beta-offset values is configured based at least in part on the second priority of the PUSCH transmission; and
signaling the plurality of sets of beta-offset values to the UE.

### Claim 24 (depends on 23)

The method of claim 23, configuring the plurality of sets of beta-offset values includes configuring:
a first set of beta offsets configured to be used by the UE when the first priority is a low priority and the second priority is the low priority;
a second set of beta offsets configured to be used by the UE when the first priority is the low priority and the second priority is a high priority;
a third set of beta offsets configured to be used by the UE when the first priority is the high priority and the second priority is the low priority; and
a fourth set of beta offsets configured to be used by the UE when the first priority is the high priority and the second priority is the high priority.

### Claim 25 (depends on 23)

The method of claim 23, wherein configuring the plurality of sets of beta-offset values includes configuring the plurality of sets of beta-offset values via a semi-static indication, and wherein each set of the plurality of sets of beta-offset values includes seven or less beta offset values, and wherein each beta-offset value of the seven or less beta offset values corresponds to a different type of UCI or to UCI of different payload sizes.

### Claim 26 (depends on 23)

The method of claim 23, wherein configuring the plurality of sets of beta-offset values includes configuring the plurality of sets of beta-offset values via a dynamic indication, and wherein each set of the plurality of sets of beta-offset values includes four subsets of seven or less beta-offset values, and wherein each beta-offset value of the seven or less beta-offset values in each of the four subsets corresponds to a different type of UCI or to UCI of different payload sizes.

### Claim 27 (depends on 23)

The method of claim 23, further comprising:
configuring, by the base station, the UE to one of allow or deny multiplexing of the UCI transmission to the PUSCH transmission when the first priority and the second priority are different.

### Claim 28 (depends on 27)

The method of claim 27, wherein configuring the UE to one of allow or deny multiplexing includes:
configuring the UE to one of allow or deny multiplexing of the UCI transmission to the PUSCH transmission for each of a plurality of UCI types, wherein configuring the UE to one of allow or deny multiplexing of the UCI transmission to the PUSCH transmission for each of the plurality of UCI types includes one or more of:
sending a radio resource control (RRC) parameter to the UE, the RRC parameter indicating whether multiplexing of the UCI transmission to the PUSCH transmission is allowed when the first priority and the second priority are different; and
indicating whether multiplexing of the UCI transmission to the PUSCH transmission is allowed when the first priority and the second priority are different in a configuration of a configured grant of a physical uplink channel (PUSCH) transmission granted to the UE.

### Claim 29

An apparatus comprising:
a processor; and
a memory coupled with the processor, wherein the memory includes instructions executable by the processor to cause the apparatus to perform operations including:
determining, by a user equipment (UE), whether an uplink control information (UCI) transmission of a first priority is allowed to be multiplexed to a physical uplink shared channel (PUSCH) transmission of a second priority; and
multiplexing, in accordance with a determination that the UCI transmission of the first priority is allowed to be multiplexed to the PUSCH transmission of the second priority, the UCI transmission of the first priority to the PUSCH transmission of the second priority, wherein multiplexing includes:
selecting a beta offset value from a plurality of sets of beta-offset values configured by a base station for multiplexing the UCI transmission of the first priority to the PUSCH transmission of the second priority, wherein each set of the plurality of sets of beta-offset values is configured based at least in part on the second priority of the PUSCH transmission.

### Claim 30

An apparatus comprising:
a processor; and
a memory coupled with the processor, wherein the memory includes instructions executable by the processor to cause the apparatus to perform operations including:
configuring, by a base station, a plurality of sets of beta-offset values to be used by a user equipment (UE) for multiplexing an uplink control information (UCI) transmission of a first priority to a physical uplink shared channel (PUSCH) transmission of a second priority, wherein each set of the plurality of sets of beta-offset values is configured based at least in part on the second priority of the PUSCH transmission; and
signaling the plurality of sets of beta-offset values to the UE.
