# US 12,114,187 B2 · Wireless communication method, terminal device and network device

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 12,114,187 B2
- Document ID: US12114187B2
- Status: Granted
- Kind: B2
- Application number: 17/396,540
- Filed: 2021-08-06
- Published: 2021-12-16
- Granted: 2024-10-08
- Earliest claimed: 2019-02-15
- Assignees: Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Applicants: Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Inventors: Zhihua Shi; Zhi Zhang; Wenhong Chen
- Web page: https://patentgrep.com/patent/US12114187B2

## CPC

- H04W 24/08: Testing, {supervising or monitoring} using real traffic
- H04W 48/16: Discovering, processing access restriction or access information
- H04B 17/328: {Reference signal received power [RSRP]; Reference signal received quality [RSRQ]}
- H04L 5/0048: {Allocation of pilot signals, i.e. of signals known to the receiver (allocation of control signalling H04L5/0053; use of control signalling H04L5/0091)}
- H04W 72/044: based on the type of the allocated resource
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04W 72/542: using measured or perceived quality
- 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

Embodiments of the present application provide a wireless communication method, a terminal device and a network device, which can implement interference measurement. The method including: receiving, by a terminal device, first configuration information, the first configuration information including m pieces of resource indication information, where a resource indicated by the m pieces of resource indication information is used for performing SRS-based RSRP measurement and/or RSSI measurement, m is a positive integer greater than or equal to 1; performing, by the terminal device, the SRS-based RSRP measurement and/or the RSSI measurement on the resource indicated by the m pieces of resource indication information.

## Claims

### Claim 1

A wireless communication method, comprising:
receiving, by a terminal device, first configuration information, the first configuration information comprising m pieces of resource indication information, wherein a resource indicated by the m pieces of resource indication information is used for performing at least one of sounding reference signal (SRS)-based reference signal receiving power (RSRP) measurement and received signal strength indication (RSSI) measurement, and m is a positive integer greater than or equal to 1, wherein the SRS-based RSRP measurement and the RSSI measurement both comprise cross-link interference (CLI) measurement; and
performing, by the terminal device, at least one of the SRS-based RSRP measurement and the RSSI measurement on the resource indicated by the m pieces of resource indication information;
wherein if the first configuration information comprises a field corresponding to cell indication information, and the field corresponding to the cell indication information is not configured, a default cell corresponds to the resource indicated by the m pieces of resource indication information.

### Claim 2 (depends on 1)

The method according to claim 1, wherein each of the m pieces of resource indication information is used for indicating at least one or at least one set of SRS resource information and time-frequency resource information, and a resource indicated by the SRS resource information is used for performing the SRS-based RSRP measurement, a resource indicated by the time-frequency resource information is used for performing the RSSI measurement.

### Claim 3 (depends on 2)

The method according to claim 2, wherein configuration information corresponding to the SRS resource information and configuration information corresponding to the time-frequency resource information is configured in one measurement object information element (IE); or
configuration information corresponding to the SRS resource information or configuration information corresponding to the time-frequency resource information is configured in one measurement object information element (IE).

### Claim 4 (depends on 3)

The method according to claim 3, wherein a sequence structure or a choice structure in the measurement object IE carries at least one of the configuration information corresponding to the SRS resource information and the configuration information corresponding to the time-frequency resource information.

### Claim 5 (depends on 4)

The method according to claim 4, wherein at least one of the configuration information corresponding to the SRS resource information and the configuration information corresponding to the time-frequency resource information is optional configuration information.

### Claim 6 (depends on 1)

The method according to claim 1, wherein the first configuration information further comprises the cell indication information, the cell indication information is used for indicating a cell corresponding to the resource indicated by the m pieces of resource indication information.

### Claim 7 (depends on 6)

The method according to claim 6, wherein the first configuration information specifically comprises m pieces of cell indication information, and a cell indicated by i-th cell indication information corresponds to a resource indicated by i-th resource indication information, 0<i≤m.

### Claim 8 (depends on 6)

The method according to claim 6, wherein one measurement object IE comprises at least one of configuration information corresponding to the cell indication information and the m pieces of resource indication information, and does not comprises configuration information for mobility measurement.

### Claim 9 (depends on 1)

The method according to claim 1, wherein the default cell is at least one of:
a cell in all serving new radio (NR) cells of the terminal device at present;
all cells in all serving NR cells of the terminal device at present;
a primary cell in a primary cell group accessed by the terminal device at present, and the primary cell is a NR cell;
a primary cell in a secondary cell group accessed by the terminal device at present, and the primary cell is a NR cell;
in a dual-connection scenario, a primary cell in a secondary cell group accessed by the terminal device at present, and the primary cell is a NR cell;
a cell of which identification is largest or smallest in all serving cells of the terminal device at present;
a cell of which identification is largest or smallest in all serving NR cells of the terminal device at present; or,
a default cell configured by a network device.

### Claim 10 (depends on 1)

The method according to claim 1, wherein the m pieces of resource indication information correspond to a first IE, and a first field in the first IE comprises a first sequence structure, wherein the first sequence structure comprises m elements, and an i-th element corresponds to i-th resource indication information.

### Claim 11 (depends on 1)

The method according to claim 1, wherein the first configuration information further comprises bandwidth part (BWP) indication information, the BWP indication information is used for indicating a BWP corresponding to the resource indicated by the m pieces of resource indication information.

### Claim 12 (depends on 11)

The method according to claim 11, wherein one measurement object IE comprises at least one of configuration information corresponding to the BWP indication information and the m pieces of resource indication information, and does not comprises configuration information for mobility measurement.

### Claim 13 (depends on 1)

The method according to claim 1, wherein if the first configuration information does not comprise a field corresponding to BWP indication information, a default downlink BWP corresponds to the resource indicated by the m pieces of resource indication information.

### Claim 14 (depends on 13)

The method according to claim 13, wherein the default downlink BWP is at least one of:
an initial BWP in a cell corresponding to the m pieces of resource indication information;
an active BWP in a cell corresponding to the m pieces of resource indication information;
all BWPs in a cell corresponding to the m pieces of resource indication information;
one of all BWPs in a cell corresponding to the m pieces of resource indication information;
a BWP of which identification is largest or smallest in a cell corresponding to the m pieces of resource indication information; or,
a default downlink BWP configured by a network device.

### Claim 15 (depends on 13)

The method according to claim 13, wherein the m pieces of resource indication information correspond to a second IE, and a first field in the second IE comprise a first sequence structure, wherein the first sequence structure comprises m elements, and an i-th element corresponds to i-th resource indication information.

### Claim 16 (depends on 1)

The method according to claim 1, wherein if each of the resource indication information in the m pieces of resource indication information is used for indicating at least one or a set of SRS resource information, the SRS resource information comprises an SRS sequence identification.

### Claim 17 (depends on 1)

The method according to claim 1, wherein the method further comprises:
filtering, by the terminal device, a measurement result according to an L3 filter parameter, wherein the L3 filter parameter is preconfigured or configured by a network device.

### Claim 18 (depends on 17)

The method according to claim 17, wherein the L3 filter parameter is for the SRS-based RSRP measurement and the RSSI measurement.

### Claim 19

A terminal device, comprising:
a processor and a memory, wherein the memory is configured to store a computer program, and the processor is configured to call and run the computer program stored in the memory to:
control an input interface to receive first configuration information, wherein the first configuration information comprises m pieces of resource indication information, wherein a resource indicated by the m pieces of resource indication information is used for performing at least one of sounding reference signal (SRS)-based reference signal receiving power (RSRP) measurement and received signal strength indication (RSSI) measurement, and m is a positive integer greater than or equal to 1, wherein the SRS-based RSRP measurement and the RSSI measurement both comprise cross-link interference (CLI) measurement; and
perform at least one of the SRS-based RSRP measurement and the RSSI measurement on the resource indicated by the m pieces of resource indication information;
wherein if the first configuration information comprises a field corresponding to cell indication information, and the field corresponding to the cell indication information is not configured, a default cell corresponds to the resource indicated by the m pieces of resource indication information.