# US 11,115,870 B2 · Service-aware utilization of shared wireless resources

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- Number: US 11,115,870 B2
- Document ID: US11115870B2
- Status: Granted
- Kind: B2
- Application number: 16/224,751
- Filed: 2018-12-18
- Published: 2020-06-18
- Granted: 2021-09-07
- Earliest claimed: 2018-12-18
- Assignees: T-Mobile USA, Inc.
- Applicants: T-Mobile USA, Inc.
- Inventors: Yasmin Karimli; Gunjan Nimbavikar
- Web page: https://patentgrep.com/patent/US11115870B2

## CPC

- H04W 16/14: Spectrum sharing arrangements {between different networks}
- H04W 28/22: Negotiating communication rate
- H04L 65/1016: IP multimedia subsystem [IMS]
- H04L 65/1069: Session establishment or de-establishment
- H04L 65/80: Responding to QoS
- H04W 4/00: Services specially adapted for wireless communication networks; Facilities therefor
- H04W 4/10: Push-to-Talk [PTT] or Push-On-Call services
- H04W 4/44: for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
- H04W 8/04: Registration at HLR or HSS [Home Subscriber Server]
- H04W 28/0231: {based on communication conditions (dynamic wireless traffic scheduling definition based on channel quality criteria H04W72/54)}
- H04W 28/24: Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
- H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA
- H04W 72/543: based on requested quality, e.g. QoS
- H04W 4/02: Services making use of location information
- H04W 4/12: Messaging; Mailboxes; Announcements
- H04W 4/21: for social networking applications
- H04W 4/40: for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W 4/90: Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
- 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

Systems, methods, and devices can be used to perform service-aware utilization of shared wireless resources. In various instances, a quality metric (e.g., a Bit Error Rate (BER)) of a shared wireless resource is determined. Requested services can be provided based at least partly on the quality metric and the type of services being requested. For example, when the quality metric exceeds a threshold and the requested services are for Quality of Service (QoS)-sensitive services (e.g., Guaranteed Bit Rate (GBR) services), the services can be provided at least partially via a licensed wireless resource. However, when the quality metric does not exceed the threshold, and/or the requested services are for non-QoS-sensitive services (e.g., non-GBR services), the services can be provided via the shared wireless resource.

## Claims

### Claim 1

A system comprising:
one or more processors;
a memory; and
one or more components stored in the memory and executable by the one or more processors to perform operations comprising:
determining whether a bit error rate (BER) of a shared wireless resource exceeds a threshold;
receiving a request from a user device;
determining that the request is for guaranteed bit rate (GBR) services;
in response to determining that the BER of the shared wireless resource exceeds the threshold, providing the GBR services to the user device via a licensed wireless resource; and
in response to determining that the BER of the shared wireless resource does not exceed the threshold, providing the GBR services to the user device via the shared wireless resource.

### Claim 2 (depends on 1)

The system of claim 1, wherein the shared wireless resource is a Citizens Broadband Radio Service (CBRS) band.

### Claim 3 (depends on 1)

The system of claim 1, wherein providing the GBR services to the user device via at the licensed wireless resource includes providing the GBR services via an aggregated resource including at least one channel of the licensed wireless resource as a primary component carrier and at least one channel of the shared wireless resource as a non-primary component carrier.

### Claim 4

A method comprising:
determining that a bit error rate (BER) of a shared wireless resource exceeds a threshold;
receiving a request from a user device;
determining that the request is for guaranteed bit rate (GBR) services;
based at least in part on determining that the BER of the shared wireless resource exceeds the threshold, providing the GBR services to the user device via a licensed wireless resource; and
subsequent to the providing,
determining that the BER of the shared wireless resource does not exceed the threshold; and
in response to determining that the BER of the shared wireless resource does not exceed the threshold, providing the GBR services to the user device via the shared wireless resource.

### Claim 5 (depends on 4)

The method of claim 4, wherein determining that the BER of the shared wireless resource exceeds the threshold includes:
periodically calculating the BER of the shared wireless resource; and
determining that the BER of the shared wireless resource exceeds a predetermined threshold.

### Claim 6 (depends on 4)

The method of claim 4, wherein receiving the request from the user device includes receiving the request from the user device over a wireless link.

### Claim 7 (depends on 4)

The method of claim 4, wherein determining that the request is for GBR services includes determining the request is for at least one of conversational voice services, conversational video services, real-time gaming services, non-conversational video services, Push To Talk (PTT) voice services, or Vehicle-to-X (V2X) services.

### Claim 8 (depends on 4)

The method of claim 4, wherein the shared wireless resource is a Citizens Broadband Radio Service (CBRS) band.

### Claim 9 (depends on 4)

The method of claim 4, wherein providing the GBR services to the user device via the licensed wireless resource includes providing the GBR services via an aggregated resource including at least one channel of the licensed wireless resource as a primary component carrier and at least one channel of the shared wireless resource as a non-primary component carrier.

### Claim 10 (depends on 4)

The method of claim 4, the request being a first request, the user device being a first user device, the method further comprising:
receiving a second request from a second user device;
determining the second request is for non-GBR services; and
providing the non-GBR services to the second user device via the shared wireless resource.

### Claim 11 (depends on 10)

The method of claim 10, wherein the shared wireless resource is a Citizens Broadband Radio Service (CBRS) band, and
wherein providing the non-GBR services to the second user device via the shared wireless resource includes providing the non-GBR services to the second user device via at least one General Authorized Access (GAA) channel of the CBRS band.

### Claim 12 (depends on 10)

The method of claim 10, wherein providing the non-GBR services to the second user device via the shared wireless resource includes exclusively providing the non-GBR services to the second user device via the shared wireless resource.

### Claim 13 (depends on 4)

The method of claim 4, wherein providing the GBR services to the user device via the shared wireless resource includes:
receiving an indication of at least one available Citizens Broadband Radio Service (CBRS) channel from a network manager; and
providing the GBR services to the user device via the at least one available CBRS channel.

### Claim 14 (depends on 4)

The method of claim 4, wherein providing the GBR services to the user device via the shared wireless resource includes exclusively providing the GBR services to the user device via the shared wireless resource.

### Claim 15

A non-transitory computer-readable medium storing one or more components executable by one or more processors to perform operations comprising:
determining whether a bit error rate (BER) of a shared wireless resource exceeds a threshold;
receiving a request from a user device;
determining that the request is for guaranteed bit rate (GBR) services;
in response to determining that the BER of the shared wireless resource exceeds the threshold, providing the GBR services to the user device via a licensed wireless resource; and
in response to determining that the BER of the shared wireless resource does not exceed the threshold, providing the GBR services to the user device via the shared wireless resource.

### Claim 16 (depends on 15)

The non-transitory computer-readable medium of claim 15, wherein determining that the request is for GBR services includes determining the request is for at least one of conversational voice services, conversational video services, real-time gaming services, non-conversational video services, Push To Talk (PTT) voice services, or Vehicle-to-X (V2X) services.

### Claim 17 (depends on 15)

The non-transitory computer-readable medium of claim 15, wherein the request is a first request and the user device is a first user device, and the operations further comprise:
receiving a second request from a second user device;
determining the second request is for non-GBR services; and
providing the non-GBR services to the second user device via the shared wireless resource.

### Claim 18 (depends on 17)

The non-transitory computer-readable medium of claim 17, wherein the shared wireless resource is a Citizens Broadband Radio Service (CBRS) band, and
wherein providing the non-GBR services to the second user device via the shared wireless resource includes providing the non-GBR services to the second user device via at least one General Authorized Access (GAA) channel of the CBRS band.
