# US 12,120,633 B2 · Paging forwarding for a remote wireless device

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- Number: US 12,120,633 B2
- Document ID: US12120633B2
- Status: Granted
- Kind: B2
- Application number: 17/442,081
- Filed: 2020-07-21
- Published: 2022-09-22
- Granted: 2024-10-15
- Earliest claimed: 2020-07-21
- Assignees: Apple Inc.
- Applicants: Apple Inc.
- Inventors: Fangli Xu; Dawei Zhang; Haijing Hu; Yuqin Chen; Longda Xing; Srinivasan Nimmala; Srirang A. Lovlekar; Sethuraman Gurumoorthy; Murtaza A. Shikari; Sree Ram Kodali
- Web page: https://patentgrep.com/patent/US12120633B2

## CPC

- H04W 68/00: User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W 68/005: {Transmission of information for alerting of incoming communication}
- H04W 40/22: using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
- H04W 76/10: Connection setup
- H04W 76/20: Manipulation of established connections
- H04W 88/04: adapted for relaying to or from another terminal or user
- H04W 88/085: {Access point devices with remote components}
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

This disclosure relates to techniques for performing paging forwarding for remote wireless devices in a wireless communication system. A relay wireless device and a remote wireless device may establish a relay link. The relay wireless device may provide an indication of the relay link between the relay wireless device and the remote wireless device to a cellular base station. The relay wireless device may receive paging information for the remote wireless device from the cellular base station. The relay wireless device may provide the paging information to the remote wireless device via the relay link between the relay wireless device and the remote wireless device.

## Claims

### Claim 1

A processor, comprising:
circuitry, the circuitry configured to:
establish a relay link between a relay wireless device and a remote wireless device;
provide access information of the remote wireless device to a cellular base station;
receive, in a dedicated radio resource control (RRC) message from the cellular base station to the relay wireless device, paging information for the remote wireless device;
provide paging occasion configuration information for the relay link between the relay wireless device and the remote wireless device to the remote wireless device, wherein paging occasions between the relay wireless device and the remote wireless device are configured based at least in part on relay link identification information for the relay link between the relay wireless device and the remote wireless device; and
provide the paging information to the remote wireless device via the relay link between the relay wireless device and the remote wireless device, wherein the paging information is provided to the remote wireless device during a paging occasion configured according to the paging occasion configuration information for the relay link between the relay wireless device and the remote wireless device.

### Claim 2 (depends on 1)

The processor of claim 1,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured based on identification information for the remote wireless device.

### Claim 3 (depends on 1)

The processor of claim 1,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured based on identification information for the relay wireless device.

### Claim 4 (depends on 1)

The processor of claim 1, wherein the circuitry is further configured to:
receive paging occasion configuration information for remote wireless devices from the cellular base station,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured according to the paging occasion configuration information for remote wireless devices.

### Claim 5 (depends on 4)

The processor of claim 4, wherein the circuitry is further configured to:
provide the paging occasion configuration information for remote wireless devices to the remote wireless device.

### Claim 6 (depends on 4)

The processor of claim 4, wherein the circuitry is further configured to:
establish a second relay link with a second remote wireless device;
provide an indication of the second relay link to the cellular base station;
receive paging information for the second remote wireless device from the cellular base station; and
provide the paging information for the second remote wireless device to the second remote wireless device,
wherein the paging information for the second remote wireless device is received from the cellular base station during a paging occasion configured according to the paging occasion configuration information for remote wireless devices.

### Claim 7

A method, comprising:
establish a relay link between a relay wireless device and a remote wireless device;
provide access information of the remote wireless device to a cellular base station;
receive, in a dedicated radio resource control (RRC) message from the cellular base station to the relay wireless device, paging information for the remote wireless device;
provide paging occasion configuration information for the relay link between the relay wireless device and the remote wireless device to the remote wireless device, wherein paging occasions between the relay wireless device and the remote wireless device are configured based at least in part on relay link identification information for the relay link between the relay wireless device and the remote wireless device; and
provide the paging information to the remote wireless device via the relay link between the relay wireless device and the remote wireless device, wherein the paging information is provided to the remote wireless device during a paging occasion configured according to the paging occasion configuration information for the relay link between the relay wireless device and the remote wireless device.

### Claim 8 (depends on 7)

The method of claim 7,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured based on identification information for the remote wireless device.

### Claim 9 (depends on 7)

The method of claim 7,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured based on identification information for the relay wireless device.

### Claim 10 (depends on 7)

The method of claim 7, further comprising:
receive paging occasion configuration information for remote wireless devices from the cellular base station,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured according to the paging occasion configuration information for remote wireless devices.

### Claim 11 (depends on 10)

The method of claim 10, further comprising:
provide the paging occasion configuration information for remote wireless devices to the remote wireless device.

### Claim 12 (depends on 10)

The method of claim 10, further comprising:
establish a second relay link with a second remote wireless device;
provide an indication of the second relay link to the cellular base station;
receive paging information for the second remote wireless device from the cellular base station; and
provide the paging information for the second remote wireless device to the second remote wireless device,
wherein the paging information for the second remote wireless device is received from the cellular base station during a paging occasion configured according to the paging occasion configuration information for remote wireless devices.

### Claim 13

A relay wireless device, comprising:
a radio; and
circuitry, the radio and the circuitry configured to:
establish a relay link between a relay wireless device and a remote wireless device;
provide access information of the remote wireless device to a cellular base station;
receive, in a dedicated radio resource control (RRC) message from the cellular base station to the relay wireless device, paging information for the remote wireless device;
provide paging occasion configuration information for the relay link between the relay wireless device and the remote wireless device to the remote wireless device, wherein paging occasions between the relay wireless device and the remote wireless device are configured based at least in part on relay link identification information for the relay link between the relay wireless device and the remote wireless device; and
provide the paging information to the remote wireless device via the relay link between the relay wireless device and the remote wireless device, wherein the paging information is provided to the remote wireless device during a paging occasion configured according to the paging occasion configuration information for the relay link between the relay wireless device and the remote wireless device.

### Claim 14 (depends on 13)

The relay wireless device of claim 13, wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured based on identification information for the remote wireless device.

### Claim 15 (depends on 13)

The relay wireless device of claim 13, wherein the radio and the circuitry are further configured to:
receive paging occasion configuration information for remote wireless devices from the cellular base station,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured according to the paging occasion configuration information for remote wireless devices.

### Claim 16 (depends on 13)

The relay wireless device of claim 13,
wherein the paging information for the remote wireless device is received from the cellular base station during a paging occasion configured based on identification information for the remote wireless device.
