# US 12,192,146 B2 · Considerations on uplink repetitions

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- Number: US 12,192,146 B2
- Document ID: US12192146B2
- Status: Granted
- Kind: B2
- Application number: 17/650,236
- Filed: 2022-02-07
- Published: 2023-08-10
- Granted: 2025-01-07
- Earliest claimed: 2022-02-07
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Ahmed Elshafie; Yi Huang; Hung Dinh Ly
- Web page: https://patentgrep.com/patent/US12192146B2

## CPC

- H04L 5/0044: {Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH}
- H04L 5/0055: {Physical resource allocation for ACK/NACK (for physical mapping arrangements in ARQ protocols H04L1/1861)}
- H04L 1/08: by repeating transmission, e.g. Verdan system {(H04L1/1858 and H04L1/189 take precedence)}
- H04L 1/18: Automatic repetition systems, e.g. Van Duuren systems
- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04L 5/1469: {using time-sharing}
- 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
- 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

Certain aspects of the present disclosure provide techniques for skipping or using actual repetitions. A method that may be performed by a user equipment (UE) includes receiving, from a base station, a configuration indicating resources for a first repetition and a second repetition in a physical uplink control channel (PUCCH). In certain aspects, the method may also include transmitting the first repetition, wherein the first repetition includes a larger symbol length than the second repetition, the resources for the first repetition multiplex a plurality of transmissions from first UEs including the UE, the resources for the second repetition multiplex a plurality of transmissions from second UEs, and a quantity of the first UEs is larger than a quantity of the second UEs.

## Claims

### Claim 1

A method of wireless communication at a user equipment (UE), comprising:
receiving, from a base station, a configuration indicating resources for a first repetition and a second repetition in a physical uplink control channel (PUCCH);
skipping transmission of the second repetition; and
transmitting the first repetition, wherein the first repetition includes a larger symbol length than the second repetition, the resources for the first repetition multiplex a plurality of transmissions from first UEs including the UE, the resources for the second repetition multiplex a plurality of transmissions from second UEs, and a quantity of the first UEs is larger than a quantity of the second UEs, wherein the configuration indicates a threshold number of symbols for skipping repetitions, and the transmission of the second repetition is skipped in response to a symbol length of the second repetition being less than the threshold number of symbols.

### Claim 2 (depends on 1)

The method of claim 1, wherein the resources for the first repetition are associated with a first orthogonal cover code (OCC) vector, the resources for the second repetition are associated with a second OCC vector, the first OCC vector is associated with a first vector index in a first OCC matrix, and the second OCC vector is associated with a second vector index in a second OCC matrix.

### Claim 3 (depends on 2)

The method of claim 2, wherein the second vector index is a function of the first vector index and a size of the second OCC matrix.

### Claim 4 (depends on 1)

The method of claim 1, wherein the transmission of the second repetition is skipped based on a number of allocated PUCCH resource blocks (RBs), a maximum number of resource blocks (RBs) configured by a base station, configured number of PUCCH resource blocks (RBs), or a PUCCH transmission priority.

### Claim 5 (depends on 1)

The method of claim 1, wherein the configuration is a radio resource control (RRC) configuration, a medium access control (MAC) control element (MAC-CE), or an uplink grant.

### Claim 6 (depends on 1)

The method of claim 1, wherein the threshold number of symbols is a function of a number of allocated PUCCH resource blocks (RBs), a maximum number of resource blocks (RBs) configured by a base station, configured number of PUCCH resource blocks (RBs), or a PUCCH transmission priority.

### Claim 7 (depends on 1)

The method of claim 1, further comprising:
receiving an uplink grant activating the UE to skip the transmission of the second repetition.

### Claim 8 (depends on 7)

The method of claim 7, wherein the uplink grant indicates a PUCCH identifier, and the transmission of the second repetition is skipped in response to the PUCCH identifier being associated with the resources for the second repetition.

### Claim 9 (depends on 1)

The method of claim 1, further comprising:
transmitting the second repetition in overlapping resources with one of the second UEs.

### Claim 10 (depends on 1)

The method of claim 1, wherein the resources for the first repetition are associated with a first orthogonal cover code (OCC) vector, the resources for the second repetition are associated with a second OCC vector, the first OCC vector is associated with a first vector index in a first OCC matrix, the second OCC vector is associated with a second vector index in a subset of the first OCC matrix.

### Claim 11 (depends on 10)

The method of claim 10, wherein the configuration includes a start vector index, the subset of the first OCC matrix includes contiguous or non-contiguous vectors from the first OCC matrix, and the contiguous or non-contiguous vectors are associated with indices starting with the start vector index.

### Claim 12 (depends on 1)

The method of claim 1, wherein the PUCCH includes a format associated with UE multiplexing.

### Claim 13

A method of wireless communication at a base station, comprising:
transmitting, to a user equipment (UE), a configuration indicating resources for a first repetition and a second repetition in a physical uplink control channel (PUCCH);
receiving the first repetition from the UE, wherein the first repetition includes a larger symbol length than the second repetition, the resources for the first repetition multiplex a plurality of transmissions from first UEs including the UE, the resources for the second repetition multiplex a plurality of transmissions from second UEs, and a quantity of the first UEs is larger than a quantity of the second UEs; and
configuring the UE to skip transmission of the second repetition, wherein the configuration indicates a threshold number of symbols for skipping repetitions, and the transmission of the second repetition is skipped in response to a symbol length of the second repetition being less than the threshold number of symbols.

### Claim 14 (depends on 13)

The method of claim 13, wherein the resources for the first repetition are associated with a first orthogonal cover code (OCC) vector, the resources for the second repetition are associated with a second OCC vector, the first OCC vector is associated with a first vector index in a first OCC matrix, and the second OCC vector is associated with a second vector index in a second OCC matrix.

### Claim 15 (depends on 14)

The method of claim 14, wherein the second vector index is a function of the first vector index and a size of the second OCC matrix.

### Claim 16 (depends on 13)

The method of claim 13, wherein the transmission of the second repetition is skipped based on a number of allocated PUCCH resource blocks (RBs), a maximum number of RBs configured by a base station, configured number of PUCCH resource blocks (RBs), or a PUCCH transmission priority.

### Claim 17 (depends on 13)

The method of claim 13, wherein the configuration is a radio resource control (RRC) configuration, a medium access control (MAC) control element (MAC-CE), or an uplink grant.

### Claim 18 (depends on 13)

The method of claim 13, wherein the threshold number of symbols is a function of a number of allocated PUCCH resource blocks (RBs), a maximum number of RBs configured by a base station, configured number of PUCCH resource blocks (RBs), or a PUCCH transmission priority.

### Claim 19 (depends on 13)

The method of claim 13, further comprising:
transmitting an uplink grant activating the UE to skip the transmission of the second repetition.

### Claim 20 (depends on 19)

The method of claim 19, wherein the uplink grant indicates a PUCCH identifier, and the transmission of the second repetition is skipped in response to the PUCCH identifier being associated with the resources for the second repetition.

### Claim 21 (depends on 13)

The method of claim 13, further comprising:
receiving the second repetition from the UE in overlapping resources with one of the second UEs.

### Claim 22 (depends on 13)

The method of claim 13, wherein the resources for the first repetition are associated with a first orthogonal cover code (OCC) vector, the resources for the second repetition are associated with a second OCC vector, the first OCC vector is associated with a first vector index in a first OCC matrix, the second OCC vector is associated with a second vector index in a subset of the first OCC matrix.

### Claim 23 (depends on 22)

The method of claim 22, wherein the configuration includes a start vector index, the subset of the first OCC matrix includes contiguous or non-contiguous vectors from the first OCC matrix, and the contiguous or non-contiguous vectors are associated with indices starting with the start vector index.

### Claim 24 (depends on 13)

The method of claim 13, wherein the PUCCH includes a format associated with UE multiplexing.

### Claim 25

A user equipment (UE) configured for wireless communications, comprising:
a processor;
memory coupled with the processor; and
instructions stored in the memory and operable, that when executed by the processor, to cause the UE to:
receive, from a base station, a configuration indicating resources for a first repetition and a second repetition in a physical uplink control channel (PUCCH);
skip transmission of the second repetition; and
transmit the first repetition, wherein the first repetition includes a larger symbol length than the second repetition, the resources for the first repetition multiplex a plurality of transmissions from first UEs including the UE, the resources for the second repetition multiplex a plurality of transmissions from second UEs, and a quantity of the first UEs is larger than a quantity of the second UEs, wherein the configuration indicates a threshold number of symbols for skipping repetitions, and the transmission of the second repetition is skipped in response to a symbol length of the second repetition being less than the threshold number of symbols.

### Claim 26

A base station configured for wireless communication, comprising:
a processor;
memory coupled with the processor; and
instructions stored in the memory that when executed by the processor cause the base station to:
transmit, to a user equipment (UE), a configuration indicating resources for a first repetition and a second repetition in a physical uplink control channel (PUCCH); and
receive the first repetition from the UE, wherein the first repetition includes a larger symbol length than the second repetition, the resources for the first repetition multiplex a plurality of transmissions from first UEs including the UE, the resources for the second repetition multiplex a plurality of transmissions from second UEs, and a quantity of the first UEs is larger than a quantity of the second UEs; and
configure the UE to skip transmission of the second repetition, wherein the configuration indicates a threshold number of symbols for skipping repetitions, and the transmission of the second repetition is skipped in response to a symbol length of the second repetition being less than the threshold number of symbols.
