# US 2020/0288459 A1 · Method, device, system and storage medium for transmitting uplink control information

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- Number: US 2020/0288459 A1
- Document ID: US20200288459A1
- Status: Published application
- Kind: A1
- Application number: 16/876,207
- Filed: 2020-05-18
- Published: 2020-09-10
- Earliest claimed: 2017-11-17
- Assignees: China Academy of Information and Communications Technology
- Applicants: China Academy of Information and Communications Technology
- Inventors: YING DU
- Web page: https://patentgrep.com/patent/US20200288459A1

## CPC

- H04W 72/02: Selection of wireless resources by user or terminal
- H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network
- H04B 7/061: {using feedback from receiving side}
- H04B 7/0626: {Channel coefficients, e.g. channel state information [CSI]}
- H04L 1/1671: {the supervisory signal being transmitted together with control information}
- H04L 1/1812: Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L 1/1819: {with retransmission of additional or different redundancy}
- H04L 1/1854: {Scheduling and prioritising arrangements}
- H04L 5/0051: {of dedicated pilots, i.e. pilots destined for a single user or terminal}
- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04L 5/0055: {Physical resource allocation for ACK/NACK (for physical mapping arrangements in ARQ protocols H04L1/1861)}
- H04L 5/10: with dynamo-electric generation of carriers; with mechanical filters or demodulators
- H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA
- H04W 72/53: based on regulatory allocation policies
- H04L 5/0044: {Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH}
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04B: TRANSMISSION
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

The application provides a method, device, system and storage medium for transmitting Uplink Control Information (UCI). The method includes: a user terminal determines a first resource, in which the first resource is adopted by the user terminal to transmit a Physical Uplink Shared Channel (PUSCH), and the first resource includes NRBPUSCH Resource Blocks (RBs) in a frequency domain; the user terminal transmits first UCI on a second resource, in which the second resource belongs to the first resource; the second resource includes NREUCI Resource Elements (REs), the NREUCI REs include NRE SETUCI RE sets and NRE SEPUCI REs, each of the NRE SETUCI RE sets includes NRBPUSCH REs, and REs with adjacent frequencies of the NRBPUSCH REs are separated by NSCRB subcarriers. By adopting the method, performance for transmitting the UCI on the PUSCH resource may be improved.

## Claims

### Claim 1

A method for transmitting Uplink Control Information (UCI), comprising:
determining, by a user terminal, a first resource, wherein the first resource is adopted by the user terminal to transmit a Physical Uplink Shared Channel (PUSCH), and the first resource comprises NRBPUSCH Resource Blocks (RBs) in a frequency domain; and
transmitting, by the user terminal, first UCI on a second resource, wherein the second resource belongs to the first resource, the second resource comprises NREUCI Resource Elements (REs), the NREUCI REs comprise NRE SETUCI RE sets and NRE SEPUCI REs, each of the NRE SETUCI RE sets comprises NRBPUSCH REs, and REs with adjacent frequencies of the NRBPUSCH REs are separated by NSCRB subcarriers;
wherein NRE SETUCI and NRE SEPUCI are integers not less than 0, NRE SEPUCI<NRBPUSCH, NREUCI and NRBPUSCH are integers greater than 0, NSCRB is the number of subcarriers in one RB of the frequency domain.

### Claim 2 (depends on 1)

The method according to claim 1, wherein REs with adjacent frequencies in the NRE SEPUCI REs are separated by NSCRB subcarriers.

### Claim 3 (depends on 1)

The method according to claim 1, wherein the second resource is in a second symbol set of a time domain, the second symbol set and a first symbol set are adjacent in time, and the first symbol set comprises symbols for transmitting a Demodulation Reference Signal (DMRS) by the user terminal in the first resource.

### Claim 4 (depends on 3)

The method according to claim 3, wherein when the second symbol set comprises P symbols, resources of first (P−1) symbols in the second symbol set of the first resource belong to the second resource.

### Claim 5 (depends on 1)

The method according to claim 1, wherein a position of a first RE with the minimum index value of the NREUCI REs is preset, or is configured by a network device for the user terminal through first information, the first RE has the minimum frequency index in a first RE set, and the first RE set comprises REs with the minimum time index of the NREUCI RE sets; or,
wherein the position of the first RE with the minimum index value of the NREUCI REs is determined by a position of an RE included by a third resource, the third resource is adopted by the user terminal to transmit second UCI, and the third resource belongs to the first resource.

### Claim 6 (depends on 5)

The method according to claim 5, wherein when NRE SETUCI≥1, the first RE belongs to the NRE SETUCI RE sets.

### Claim 7 (depends on 1, 2, 3, 4, 5, 6)

The method according to any of claims 1 to 6, further comprising:
before transmitting the first UCI on the second resource, receiving, by the user terminal, second information, wherein the second information is configured to set the user terminal, such that the user terminal is not allowed to simultaneously transmit the PUSCH and a Physical Uplink Control Channel (PUCCH).

### Claim 8 (depends on 1)

The method according to claim 1, wherein when NREUCI>NRBPUSCH×NSCRB, the NRE SETUCI RE sets are located within MsymbolUCI symbols;
when
mod

(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
=
0
,
M
symbol
UCI
=
Quotient


(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
;
when
mod

(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
≠
0
,
M
symbol
UCI
=
Quotient


(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
+
1
;
wherein Quotient denotes an operation to take a quotient, mod denotes an operation to take a remainder, the MsymbolUCI symbols are consecutive in a time domain.

### Claim 9 (depends on 1)

The method according to claim 1, wherein when the second resource comprises NRE SET jUCI RE sets on symbol j, the NRE SET jUCI RE sets comprise NRE SET jUCI REs in one RB of symbol j, a frequency sorting position of the NRE SET jUCI REs and a value of NRE SET jUCI meet a preset relationship, and the preset relationship comprises:
when NRE SET jUCI=1, the frequency sorting position of the NRE SET jUCI RE in one RB is {0};
when NRE SET jUCI=2, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 6};
when NRE SET jUCI=3, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 4, 8};
when NRE SET jUCI=4, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 3, 6, 9};
when NRE SET jUCI=6, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 2, 4, 6, 8, 10};
when NRE SET jUCI=12, the frequency sorting position of the NRE SET jUCI RE in one RB is {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}.

### Claim 10 (depends on 1)

The method according to claim 1, further comprising:
when the first UCI comprises two kinds, or more than two kinds of control information, determining, by the user terminal, resources mapping to various kinds of control information in the second resource, based on a priority descending order of the UCI;
wherein resources mapping to the first control information in the second resource are determined, based on resources mapping to the second control information with a higher priority sequence in the second resource, a priority sequence comprises: a priority of Hybrid automatic repeat request acknowledgement (HARQ-ACK) is higher than a priority of first-type Channel State Information (CSI), the priority of the first-type CSI is higher than a priority of second-type CSI, and a size of the second-type CSI is determined by a value of the first-type CSI.

### Claim 11

A method for transmitting Uplink Control Information (UCI), comprising:
determining, by a network device, a first resource, wherein the first resource is adopted by the network device to receive a Physical Uplink Shared Channel (PUSCH), and the first resource comprises NRBPUSCH Resource Blocks (RBs) in a frequency domain;
receiving, by the network device, first UCI on a second resource, wherein the second resource belongs to the first resource;
wherein the second resource comprises NREUCI Resource Elements (REs), the NREUCI REs comprise NRE SETUCI RE sets and NRE SEPUCI REs, each of the NRE SETUCI RE sets comprises NRBPUSCH REs, and REs with adjacent frequencies of the NRBPUSCH REs are separated by NSCRB subcarriers; NREUCI, NRE SETUCI and NRE SEPUCI are integers not less than 0, NRE SEPUCI<NRBPUSCH, NRBPUSCH is an integer greater than 0, NSCRB is the number of subcarriers included by one RB in the frequency domain.

### Claim 12

A device for transmitting Uplink Control Information (UCI), applied to a user terminal, comprising:
one or more memories;
one or more processors;
wherein the one or more memories store one or more instruction modules, which are executed by the one or more processors after being configured, and
the one or more instruction modules comprise:
a determining unit, configured to determine a first resource, wherein the first resource is adopted by a user terminal to transmit a Physical Uplink Shared Channel (PUSCH), and the first resource comprises NRBPUSCH Resource Blocks (RBs) in a frequency domain; and,
a transceiver unit, configured to transmit first UCI on a second resource, wherein the second resource belongs to the first resource, the second resource comprises NREUCI Resource Elements (REs), the NREUCI REs comprise NRE SETUCI RE sets and NRE SEPUCI REs, each of the NRE SETUCI RE sets comprises NRBPUSCH REs, and REs with adjacent frequencies of the NRBPUSCH REs are separated by NSCRB subcarriers;
wherein NRE SETUCI and NRE SEPUCI are integers not less than 0, NRE SEPUCI<NRBPUSCH, NREUCI and NRBPUSCH are integers greater than 0, NSCRB is the number of subcarriers in one RB of the frequency domain.

### Claim 13 (depends on 12)

The device according to claim 12, wherein REs with adjacent frequencies in the NRE SEPUCI REs are separated by NSCRB subcarriers.

### Claim 14 (depends on 12)

The device according to claim 12, wherein the second resource is in a second symbol set of a time domain, the second symbol set and a first symbol set are adjacent in time, and the first symbol set comprises symbols for transmitting a Demodulation Reference Signal (DMRS) by the user terminal in the first resource.

### Claim 15 (depends on 14)

The device according to claim 14, wherein when the second symbol set comprises P symbols, resources of first (P−1) symbols in the second symbol set of the first resource belong to the second resource.

### Claim 16 (depends on 12)

The device according to claim 12, wherein a position of a first RE with the minimum index value of the NREUCI REs is preset, or is configured by a network device for the user terminal through first information, the first RE has the minimum frequency index in a first RE set, and the first RE set comprises REs with the minimum time index of the NREUCI RE sets; or,
wherein the position of the first RE with the minimum index value of the NREUCI REs is determined by a position of an RE included by a third resource, the third resource is adopted by the user terminal to transmit second UCI, and the third resource belongs to the first resource.

### Claim 17 (depends on 16)

The device according to claim 16, wherein when NRE SETUCI≥1, the first RE belongs to the NRE SETUCI RE sets.

### Claim 18 (depends on 12, 13, 14, 15, 16, 17)

The device according to any of claims 12 to 17, wherein the transceiver unit is further configured to:
before transmitting the first UCI on the second resource, receive second information, wherein the second information is configured to set the user terminal, such that the user terminal is not allowed to simultaneously transmit the PUSCH and a Physical Uplink Control Channel (PUCCH).

### Claim 19 (depends on 12)

The device according to claim 12, wherein when NREUCI>NRBPUSCH×NSCRB, the NRE SETUCI RE sets are located within MsymbolUCI symbols;
when
mod

(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
=
0
,
M
symbol
UCI
=
Quotient


(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
;
when
mod

(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
≠
0
,
M
symbol
UCI
=
Quotient


(
N
RE
UCI
N
RB
PUSCH
×
N
SC
RB
)
+
1
;
wherein Quotient denotes an operation to take a quotient, mod denotes an operation to take a remainder, the MsymbolUCI symbols are consecutive in a time domain.

### Claim 20 (depends on 12)

The device according to claim 12, wherein when the second resource comprises NRE SET jUCI RE sets on symbol j, the NRE SET jUCI RE sets comprise NRE SET jUCI REs in one RB of symbol j, a frequency sorting position of the NRE SET jUCI REs and a value of NRE SET jUCI meet a preset relationship, and the preset relationship comprises:
when NRE SET jUCI=1, the frequency sorting position of the NRE SET jUCI RE in one RB is {0};
when NRE SET jUCI=2, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 6};
when NRE SET jUCI=3, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 4, 8};
when NRE SET jUCI=4, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 3, 6, 9};
when NRE SET jUCI=6, the frequency sorting position of the NRE SET jUCI REs in one RB is {0, 2, 4, 6, 8, 10};
when NRE SET jUCI=12, the frequency sorting position of the NRE SET jUCI RE in one RB is {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}.