# US 12,192,152 B2 · Techniques in measurement gap (MG) configurations with bandwidth part (BWP)

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- Number: US 12,192,152 B2
- Document ID: US12192152B2
- Status: Granted
- Kind: B2
- Application number: 17/276,750
- Filed: 2019-09-16
- Published: 2022-02-17
- Granted: 2025-01-07
- Earliest claimed: 2018-09-17
- Assignees: Apple Inc.
- Applicants: Apple Inc.
- Inventors: Candy Yiu; Jie Cui; Yang Tang
- Web page: https://patentgrep.com/patent/US12192152B2

## CPC

- H04L 5/0098: {Signalling of the activation or deactivation of component carriers, subcarriers or frequency bands}
- H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports}
- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04W 48/16: Discovering, processing access restriction or access information
- H04W 56/001: {Synchronization between nodes}
- H04W 76/28: Discontinuous transmission [DTX]; Discontinuous reception [DRX]
- H04L 5/001: {the frequencies being arranged in component carriers}
- H04L 5/005: {of common pilots, i.e. pilots destined for multiple users or terminals}
- H04L 5/0091: {Signalling for the administration of the divided path, e.g. signalling of configuration information}
- H04W 48/12: using downlink control channel
- H04W 56/00: Synchronisation arrangements
- 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

Embodiments of the present disclosure describe methods, apparatuses, storage media, and systems for configuring and utilizing measurement gaps (MGs) based on bandwidth part (BWP) in intra-frequency measurements in New Radio (NR) involved networks. Various embodiments describe how to utilize (or not utilize) one or more configured MGs so that a user equipment (UE) and/or an access node (AN) may improve throughput performance, network efficiency and other efficiencies. Other embodiments may be described and claimed.

## Claims

### Claim 1

One or more non-transitory, computer-readable media (CRM) comprising instructions to, upon execution of the instructions by one or more processors of a user equipment (UE), cause the UE to:
configure a capability of measurement gap (MG) activation for the UE to activate an MG that has been configured;
decode, upon reception of a message from an access node (AN), an MG information element (IE) that configures a bandwidth part (BWP) and configures an MG in the configured BWP;
activate the configured BWP to become an active BWP;
activate the configured MG in the active BWP for measurement of a synchronization signal block (SSB) in an initial BWP that is different from the active BWP, wherein the initial BWP contains the SSB for measurement, and the initial BWP is configured for the UE to use for an initial access to a primary cell (PCell) or configured for the UE to operate at a secondary cell (SCell) activation; and
measure the SSB in the initial BWP during an intra-frequency measurement with the activated MG.

### Claim 2 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein to activate the MG, the instructions further cause the UE to determine that the active BWP is different from the initial BWP.

### Claim 3 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein to activate the MG, the instructions further cause the UE to determine that the active BWP and the initial BWP have different carrier frequencies, or subcarrier spacings (SCSs), or both.

### Claim 4 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein the instructions further cause the UE to determine that the active BWP is a same BWP as the initial BWP, or that the active BWP and the initial BWP have a same carrier frequency and subcarrier spacing (SCS), and the UE is to refrain from activating the MG.

### Claim 5 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein to activate the MG and to measure the SSB with the MG, the instructions further cause the UE to:
measure the SSB with respect to a carrier frequency and subcarrier spacing (SCS) of the initial BWP during the intra-frequency measurement; and
refrain from switching to the active BWP during the intra-frequency measurement.

### Claim 6 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein to refrain from activating or deactivating the MG and to measure the SSB without the MG, the instructions further cause the UE to:
measure the SSB with respect to a carrier frequency and subcarrier spacing (SCS) of the initial BWP during the intra-frequency measurement; and
transmit to or receive from the AN in the active BWP during the intra-frequency measurement.

### Claim 7 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein, upon execution, the instructions further cause the UE to decode, upon reception of an MG configuration, the MG that is configured for the UE for the measurement of the SSB in the initial BWP.

### Claim 8 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein the MG IE is an MG configuration (MeasGapConfig) IE or a BWP-Downlink IE.

### Claim 9 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein the MG IE is to indicate one or more BWPs that are available for the activation of the MG based on the active BWP.

### Claim 10 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein, upon execution, the instructions further cause the UE to determine the active BWP among a plurality of BWPs based on an MG configuration message from the AN.

### Claim 11 (depends on 10)

The one or more non-transitory CRM of claim 10, wherein the MG configuration message from the AN includes a downlink control information (DCI) to indicate the active BWP.

### Claim 12 (depends on 1)

The one or more non-transitory CRM of claim 1, wherein the MG IE is further to indicate one or more additional MGs for the UE, and upon execution, the instructions further cause the UE to activate the one or more additional MGs respectively.

### Claim 13 (depends on 12)

The one or more non-transitory CRM of claim 12, wherein, upon execution, the instructions further cause the UE to decode, upon reception of the MG IE, an MG identification (ID) or a bit string to indicate an activation or deactivation of the one or more additional MGs.

### Claim 14 (depends on 13)

The one or more non-transitory CRM of claim 13, wherein the MeasGapConfig IE or the BWP downlink IE further include one or more additional MGs that are configured to the UE.

### Claim 15

One or more non-transitory, computer-readable media (CRM) comprising instructions to, upon execution of the instructions by one or more processors of an access node (AN), cause the AN to:
indicate to a user equipment (UE) that the UE is granted with a capability of determining activation of a measurement gap (MG) that has been configured;
generate an MG information element (IE) of MG configuration (MeasGapConfig IE) or a bandwidth part (BWP) downlink IE that configures a BWP that can be activated to become an active BWP and configures the MG in the active BWP, wherein the configured MG is to be activated in the active BWP for measurement of a synchronization signal block (SSB) in an initial BWP that is different from the active BWP, wherein the initial BWP contains the SSB used for measurement, and the initial BWP is configured for the UE to use for an initial access to a primary cell (PCell) or configured for the UE to operate at a secondary cell (SCell) activation; and
transmit the MG IE to a user equipment (UE) via radio resource control (RRC) signaling.

### Claim 16 (depends on 15)

The one or more non-transitory CRM of claim 15, wherein to transmit the MG IE, the instructions further cause the AN to:
generate a configuration message that includes the MG IE of BWP downlink information to indicate the active BWP for the UE; and
transmit the configuration message to the UE via downlink control information (DCI).

### Claim 17

A user equipment (UE), comprising:
interface circuitry to:
decode a measurement gap (MG) information element (IE) of a downlink bandwidth part (BWP) (BWP-Downlink) that configures a BWP and configures an MG in the configured BWP; and
processing circuitry coupled with the interface circuitry, the processing circuitry configured to:
activate the configured BWP to become an active BWP;
activate the configured MG in the active BWP for measurement of a synchronization signal block (SSB) in an initial BWP that is different from the active BWP, wherein the initial BWP contains the SSB for measurement, and the initial BWP is configured for the UE to use for an initial access to a primary cell (PCell) or configured for the UE to operate at a secondary cell (SCell) activation; and
measure the SSB in the initial BWP during an intra-frequency measurement with the activated MG based on activating the configured MG.

### Claim 18 (depends on 17)

The UE of claim 17, wherein the processing circuitry is further to:
determine whether the active BWP is different from the initial BWP; and
activate the MG per BWP if the active BWP is different from the initial BWP.
