# US 2020/0288447 A1 · Resource configuration method and device

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- Number: US 2020/0288447 A1
- Document ID: US20200288447A1
- Status: Published application
- Kind: A1
- Application number: 16/879,617
- Filed: 2020-05-20
- Published: 2020-09-10
- Earliest claimed: 2018-01-11
- Assignees: Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Applicants: Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Inventors: Jia Shen
- Web page: https://patentgrep.com/patent/US20200288447A1

## CPC

- H04L 5/0094: {Indication of how sub-channels of the path are allocated}
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04L 5/0092: {Indication of how the channel is divided}
- H04W 72/044: based on the type of the allocated resource
- H04L 5/0007: {the frequencies being orthogonal, e.g. OFDM(A) or DMT}
- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA
- Y02D 30/70: in wireless communication networks
- 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)
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE

## Abstract

Embodiments of the present disclosure provide a communication method in a wireless communication network. A device of the network obtains resource configuration information, wherein the resource configuration information indicates resource mapping relationships between M bandwidth parts (BWP) sand N control resource sets, where M and N are positive integers. Then the device monitors, based on the resource mapping relationships, a physical downlink control channel (PDCCH) at least one control resource set corresponding to a target BWP used by the terminal device.

## Claims

### Claim 1

A terminal device in a communication network, comprising:
a processor; and
a memory storing code,
wherein the processor is configured to, when the code is running, cause the terminal device at least to:
obtain resource configuration information, wherein the resource configuration information indicates resource mapping relationships between M bandwidth parts (BWP) sand N control resource sets, where M and N are positive integers; and
monitor, based on the resource mapping relationships, a physical downlink control channel (PDCCH) at least one control resource set corresponding to a target BWP used by the terminal device.

### Claim 2 (depends on 1)

The terminal device according to claim 1, wherein the resource configuration information comprises configuration information of each of the M BWPs, and a configuration information of the ith BWP in the M BWPs comprises information about the ith BWP and information about at least one control resource set corresponding to the ith BWP, where i ranges from 0 to M−1.

### Claim 3 (depends on 2)

The terminal device according to claim 2, wherein the processor is further configured to, when the code is running, cause the terminal device at least to obtain, from configuration information of the target BWP, information about the at least one control resource set corresponding to the target BWP.

### Claim 4 (depends on 2)

The terminal device according to claim 2, wherein information about each control resource set of the at least one control resource set corresponding to the ith BWP comprises information about a frequency-domain resource allocated to each control resource set in the ith BWP.

### Claim 5 (depends on 4)

The terminal device according to claim 4, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a time-domain resource that is located in each control resource set and used to monitor the PDCCH.

### Claim 6 (depends on 2)

The terminal device according to claim 2, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a control resource set (CORESET) corresponding to the ith BWP.

### Claim 7 (depends on 5)

The terminal device according to claim 5, wherein the information about the time-domain resource comprises information about a symbol that monitors the PDCCH.

### Claim 8 (depends on 1)

The terminal device according to claim 1, wherein
the resource configuration information comprises configuration information of each of the M BWPs and configuration information of each of the N control resource sets; and
configuration information of the ith BWP in the M BWPs comprises information about the ith BWP, and configuration information of the jth control resource set in the N control resource sets comprises information about the jth control resource set and an index of a BWP corresponding to the jth control resource set, where i ranges from 0 to M−1, and j ranges from 0 to N−1.

### Claim 9

A network device in a communication network, comprising:
a processor; and
a memory storing code,
wherein the processor is configured to, when the code is running, cause the network device at least to:
provide resource configuration information, wherein the resource configuration information indicates resource mapping relationships between M bandwidth parts (BWPs) and N control resource sets, where M and N are positive integers; and
output the resource configuration information to a terminal device.

### Claim 10 (depends on 9)

The network device according to claim 9, wherein the processor is further configured to, when the code is running, cause the network device at least to output a physical downlink control channel (PDCCH) over at least one control resource set corresponding to a target BWP used by the terminal device.

### Claim 11 (depends on 9)

The network device according to claim 9, wherein the resource configuration information comprises configuration information of each of the M BWPs, and the configuration information of the ith BWP in the M BWPs comprises information about the ith BWP and information about at least one control resource set corresponding to the ith BWP, wherein i ranges from 0 to M−1.

### Claim 12 (depends on 11)

The network device according to claim 11, wherein information about at least one control resource set corresponding to the configuration information of the ith BWP is carried in a dedicated field of the ith BWP.

### Claim 13 (depends on 11)

The network device according to claim 11, wherein information about each control resource set of the at least one control resource set corresponding to the ith BWP comprises information about a frequency-domain resource allocated to each control resource set in the ith BWP.

### Claim 14 (depends on 13)

The network device according to claim 13, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a time-domain resource that is located in each control resource set and used to transmit the PDCCH.

### Claim 15 (depends on 11)

The network device according to claim 11, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a control resource set (CORESET) corresponding to the ith BWP.

### Claim 16 (depends on 14)

The network device according to claim 14, wherein the information about the time-domain resource comprises information about a symbol that transmits the PDCCH.

### Claim 17

A method for configuring resource, comprising:
obtaining, by a terminal device, resource configuration information transmitted by a network device, wherein the resource configuration information indicates resource mapping relationships between M bandwidth parts (BWPs) and N control resource sets, where M and N are positive integers; and
monitoring, by the terminal device, based on the resource mapping relationships, a physical downlink control channel (PDCCH) over at least one control resource set corresponding to a target BWP used by the terminal device.

### Claim 18 (depends on 17)

The method according to claim 17, wherein the resource configuration information comprises configuration information of each of the M BWPs, and a configuration information of the ith BWP in the M BWPs comprises information about the ith BWP and information about at least one control resource set corresponding to the ith BWP, where i ranges from 0 to M−1.

### Claim 19 (depends on 18)

The method according to claim 18, wherein the method further comprises:
obtaining, from configuration information of the target BWP, information about the at least one control resource set corresponding to the target BWP.

### Claim 20 (depends on 18)

The method according to claim 18, wherein information about each control resource set of the at least one control resource set corresponding to the ith BWP comprises information about a frequency-domain resource allocated to each control resource set in the ith BWP.

### Claim 21 (depends on 18)

The method according to claim 18, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a control resource set (CORESET) corresponding to the ith BWP.

### Claim 22 (depends on 20)

The method according to claim 20, wherein the information about the time-domain resource comprises information about a symbol that monitors the PDCCH.

### Claim 23

A method for configuring resource, comprising:
providing, by a network device, resource configuration information, wherein the resource configuration information indicates resource mapping relationships between M bandwidth parts (BWPs) and N control resource sets, where M and N are positive integers; and
outputting, by the network device, the resource configuration information to a terminal device.

### Claim 24 (depends on 23)

The method according to claim 23, wherein the method further comprises:
outputting, by the network device, a physical downlink control channel (PDCCH) over at least one control resource set corresponding to a target BWP used by the terminal device.

### Claim 25 (depends on 23)

The method according to claim 23, wherein the resource configuration information comprises configuration information of each of the M BWPs, and the configuration information of the ith BWP in the M BWPs comprises information about the ith BWP and information about at least one control resource set corresponding to the ith BWP, wherein i ranges from 0 to M−1.

### Claim 26 (depends on 25)

The method according to claim 25, wherein information about each control resource set of the at least one control resource set corresponding to the ith BWP comprises information about a frequency-domain resource allocated to each control resource set in the ith BWP.

### Claim 27 (depends on 25)

The method according to claim 25, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a time-domain resource that is located in each control resource set and used to transmit the PDCCH.

### Claim 28 (depends on 25)

The method according to claim 25, wherein the information about each control resource set of the at least one control resource set corresponding to the ith BWP further comprises information about a control resource set (CORESET) corresponding to the ith BWP.

### Claim 29 (depends on 27)

The method according to claim 27, wherein the information about the time-domain resource comprises information about a symbol that transmits the PDCCH.