# US 2022/0046444 A1 · Measurement gap sharing between radio resource management and positioning reference signal measurements

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- Number: US 2022/0046444 A1
- Document ID: US20220046444A1
- Status: Published application
- Kind: A1
- Application number: 17/381,004
- Filed: 2021-07-20
- Published: 2022-02-10
- Earliest claimed: 2020-08-04
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Alexandros MANOLAKOS; Arash MIRBAGHERI
- Web page: https://patentgrep.com/patent/US20220046444A1

## CPC

- H04W 24/08: Testing, {supervising or monitoring} using real traffic
- 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)}
- H04L 5/0082: {at predetermined intervals}
- H04L 5/0091: {Signalling for the administration of the divided path, e.g. signalling of configuration information}
- H04W 64/00: Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management
- H04L 5/001: {the frequencies being arranged in component carriers}
- H04L 5/0012: {Hopping in multicarrier systems}
- H04L 5/0023: {Time-frequency-space}
- H04L 5/0069: {Allocation based on distance or geographical location}
- H04W 4/02: Services making use of location information
- H04W 8/22: Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports}
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

Disclosed are techniques for wireless positioning. In an aspect, a user equipment (UE) receives a positioning reference signal (PRS) configuration, the PRS configuration indicating at least a muting bitmap, a muting type, a PRS periodicity, or any combination thereof, receives a measurement gap configuration, the measurement gap configuration indicating one or more measurement gaps and a measurement gap periodicity, and performs positioning measurements, mobility measurements, or both within the one or more measurement gaps based on a carrier-specific scaling factor (CSSF) for the one or more measurement gaps, the CSSF determined based on the PRS periodicity, the measurement gap periodicity, a size of the muting bitmap, the muting type, or any combination thereof.

## Claims

### Claim 1

A method of wireless positioning performed by a user equipment (UE), comprising:
receiving a positioning reference signal (PRS) configuration, the PRS configuration indicating at least a muting bitmap, a muting type, a PRS periodicity, or any combination thereof;
receiving a measurement gap configuration, the measurement gap configuration indicating one or more measurement gaps and a measurement gap periodicity; and
performing positioning measurements, mobility measurements, or both within the one or more measurement gaps based on a carrier-specific scaling factor (CSSF) for the one or more measurement gaps, the CSSF determined based on the PRS periodicity, the measurement gap periodicity, a size of the muting bitmap, the muting type, or any combination thereof.

### Claim 2 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 64.

### Claim 3 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 32 and the muting type being Type 1.

### Claim 4 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 16, the muting type being Type 1, and the size of the muting bitmap being greater than or equal to 4 bits.

### Claim 5 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 8, the muting type being Type 1, and the size of the muting bitmap being greater than or equal to 8 bits.

### Claim 6 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 32 and:
the muting type being Type 1,
the muting type being Type 1 and one or more bits of the muting bitmap being set to 1, or
the muting type being Type 2 and less than 50% of bits of the muting bitmap being set to 1.

### Claim 7 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 16 and:
the muting type being Type 1 and the size of the muting bitmap being greater than or equal to 4 bits, or
the muting type being Type 2 and less than 25% of bits of the muting bitmap being set to 1.

### Claim 8 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 8 and:
the muting type being Type 1 and the size of the muting bitmap being greater than or equal to 8 bits, or
the muting type being Type 2 and less than 12.5% of bits of the muting bitmap being set to 1.

### Claim 9 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being above a threshold.

### Claim 10 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being above a threshold and the muting type being Type 1.

### Claim 11 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the PRS periodicity being above a threshold, the muting type being Type 1, and the size of the muting bitmap being larger than a threshold.

### Claim 12 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on the muting type being Type 1 and an effective measurement periodicity being greater than a threshold.

### Claim 13 (depends on 12)

The method of claim 12, wherein the effective measurement periodicity is based at least on the PRS periodicity and the size of the muting bitmap.

### Claim 14 (depends on 1)

The method of claim 1, wherein the CSSF is set to 1 based on an effective measurement periodicity being greater than a threshold.

### Claim 15 (depends on 1)

The method of claim 1, wherein:
a muting type of Type 1 comprises inter-instance muting, and
a muting type of Type 2 comprises intra-instance muting.

### Claim 16 (depends on 1)

The method of claim 1, wherein:
based on the PRS periodicity having a value greater than or equal to 320 ms, the measurement gap periodicity has a value equal to the value of the PRS periodicity, and
based on the PRS periodicity having a value less than 320 ms, the measurement gap periodicity has a value selected from {20, 40, 80, 160, 320} ms or a value larger than the PRS periodicity.

### Claim 17 (depends on 1)

The method of claim 1, wherein:
performing the positioning measurements, the mobility measurements, or both comprises performing the positioning measurements, and
the positioning measurements comprise:
time of arrival (ToA) measurements,
reference signal time difference (RSTD) measurements,
UE reception to transmission (UE Rx-Tx) measurements,
angle-based measurements,
reference signal received power (RSRP) measurements, or
any combination thereof.

### Claim 18 (depends on 1)

The method of claim 1, wherein:
performing the positioning measurements, the mobility measurements, or both comprises performing the mobility measurements, and
the mobility measurements comprise:
radio resource management (RRM) measurements,
reference signal received power (RSRP) measurements,
signal-to-noise ratio (SNR) measurements, or
any combination thereof.

### Claim 19

A user equipment (UE), comprising:
a memory;
at least one transceiver; and
at least one processor communicatively coupled to the memory and the at least one transceiver, the at least one processor configured to:
receive, via the at least one transceiver, a positioning reference signal (PRS) configuration, the PRS configuration indicating at least a muting bitmap, a muting type, a PRS periodicity, or any combination thereof;
receive, via the at least one transceiver, a measurement gap configuration, the measurement gap configuration indicating one or more measurement gaps and a measurement gap periodicity; and
perform positioning measurements, mobility measurements, or both within the one or more measurement gaps based on a carrier-specific scaling factor (CSSF) for the one or more measurement gaps, the CSSF determined based on the PRS periodicity, the measurement gap periodicity, a size of the muting bitmap, the muting type, or any combination thereof.

### Claim 20 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 64.

### Claim 21 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 32 and the muting type being Type 1.

### Claim 22 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 16, the muting type being Type 1, and the size of the muting bitmap being greater than or equal to 4 bits.

### Claim 23 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 8, the muting type being Type 1, and the size of the muting bitmap being greater than or equal to 8 bits.

### Claim 24 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 32 and:
the muting type being Type 1,
the muting type being Type 1 and one or more bits of the muting bitmap being set to 1, or
the muting type being Type 2 and less than 50% of bits of the muting bitmap being set to 1.

### Claim 25 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 16 and:
the muting type being Type 1 and the size of the muting bitmap being greater than or equal to 4 bits, or
the muting type being Type 2 and less than 25% of bits of the muting bitmap being set to 1.

### Claim 26 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being an integer multiple of 8 and:
the muting type being Type 1 and the size of the muting bitmap being greater than or equal to 8 bits, or
the muting type being Type 2 and less than 12.5% of bits of the muting bitmap being set to 1.

### Claim 27 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the PRS periodicity being above a threshold, the muting type being Type 1, and the size of the muting bitmap being larger than a threshold.

### Claim 28 (depends on 19)

The UE of claim 19, wherein the CSSF is set to 1 based on the muting type being Type 1 and an effective measurement periodicity being greater than a threshold.

### Claim 29

A user equipment (UE), comprising:
means for receiving a positioning reference signal (PRS) configuration, the PRS configuration indicating at least a muting bitmap, a muting type, a PRS periodicity, or any combination thereof;
means for receiving a measurement gap configuration, the measurement gap configuration indicating one or more measurement gaps and a measurement gap periodicity; and
means for performing positioning measurements, mobility measurements, or both within the one or more measurement gaps based on a carrier-specific scaling factor (CSSF) for the one or more measurement gaps, the CSSF determined based on the PRS periodicity, the measurement gap periodicity, a size of the muting bitmap, the muting type, or any combination thereof.

### Claim 30

A non-transitory computer-readable medium storing computer-executable instructions that, when executed by a user equipment (UE), cause the UE to:
receive a positioning reference signal (PRS) configuration, the PRS configuration indicating at least a muting bitmap, a muting type, a PRS periodicity, or any combination thereof;
receive a measurement gap configuration, the measurement gap configuration indicating one or more measurement gaps and a measurement gap periodicity; and
perform positioning measurements, mobility measurements, or both within the one or more measurement gaps based on a carrier-specific scaling factor (CSSF) for the one or more measurement gaps, the CSSF determined based on the PRS periodicity, the measurement gap periodicity, a size of the muting bitmap, the muting type, or any combination thereof.
