# US 2025/0097716 A1 · Provision of dynamic communication cell in accordance with insufficient communication quality

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- Number: US 2025/0097716 A1
- Document ID: US20250097716A1
- Status: Published application
- Kind: A1
- Application number: 18/577,318
- Filed: 2022-11-29
- Published: 2025-03-20
- Earliest claimed: 2022-11-29
- Assignees: Rakuten Mobile, Inc.
- Applicants: Rakuten Mobile, Inc.
- Inventors: Koichiro KITAGAWA; Kenichiro AOYAGI
- Web page: https://patentgrep.com/patent/US20250097716A1

## CPC

- H04W 16/10: Dynamic resource partitioning
- H04W 16/26: Cell enhancers {or enhancement}, e.g. for tunnels, building shadow
- H04W 16/32: Hierarchical cell structures
- H04W 28/0967: {Quality of Service [QoS] parameters}
- H04W 28/24: Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
- H04W 84/06: Airborne or Satellite Networks (space-based or airborne stations H04B7/185)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

A communication control apparatus includes at least one processor to execute: identifying, by a communication device identifier, a communication device inside an existing communication cell; estimating, by a communication quality insufficiency estimator, an insufficient communication quality given by the existing communication cell to the communication device; and causing, by a dynamic communication cell provider, a dynamic communication station to provide a dynamic communication cell for the communication device inside the existing communication cell. The dynamic communication cell provider moves the dynamic communication station to a place at which the dynamic communication cell can be provided for the communication device to which an insufficient communication quality is estimated in response to such an estimation made by the communication quality insufficiency estimator.

## Claims

### Claim 1

A communication control apparatus comprising at least one processor to execute:
identifying, by a communication device identifier, a communication device inside an existing communication cell;
estimating, by a communication quality insufficiency estimator, an insufficient communication quality given by the existing communication cell to the communication device; and
causing, by a dynamic communication cell provider, a dynamic communication station to provide a dynamic communication cell for the communication device inside the existing communication cell.

### Claim 2 (depends on 1)

The communication control apparatus according to claim 1, wherein the dynamic communication cell provider moves the dynamic communication station to a place at which the dynamic communication cell can be provided for the communication device in accordance with an estimation of an insufficient communication quality made by the communication quality insufficiency estimator.

### Claim 3 (depends on 1)

The communication control apparatus according to claim 1, wherein, when the insufficient communication quality estimated by the communication quality insufficiency estimator is resolved, the dynamic communication cell provider causes the dynamic communication station to stop providing the dynamic communication cell for the communication device.

### Claim 4 (depends on 3)

The communication control apparatus according to claim 3, wherein, when the insufficient communication quality estimated by the communication quality insufficiency estimator is resolved, the dynamic communication cell provider moves the dynamic communication station from a place at which the dynamic communication cell can be provided for the communication device.

### Claim 5 (depends on 1)

The communication control apparatus according to claim 1, wherein the dynamic communication station is switchable between an operation state in which the dynamic communication cell is provided and a suspension state in which the dynamic communication cell is not provided.

### Claim 6 (depends on 1)

The communication control apparatus according to claim 1, wherein
the dynamic communication station is a movable communication station, and
the dynamic communication cell is a movable communication cell.

### Claim 7 (depends on 6)

The communication control apparatus according to claim 6, wherein
the dynamic communication station is a flying communication station capable of flying, and
the dynamic communication cell provider changes an altitude of the flying communication station to change a size of the dynamic communication cell.

### Claim 8 (depends on 1)

The communication control apparatus according to claim 1, wherein the dynamic communication station is at least one of a base station, an integrated access and backhaul (IAB) node, a relay station, and a non-mobile communication station.

### Claim 9 (depends on 1)

The communication control apparatus according to claim 1, wherein the communication quality insufficiency estimator estimates an insufficient communication quality given by the existing communication cell to the communication device based on a communication measurement result measured through a sensor around the communication device.

### Claim 10 (depends on 1)

The communication control apparatus according to claim 1, wherein the communication quality insufficiency estimator estimates an insufficient communication quality given by the existing communication cell to the communication device based on a communication measurement result measured through the communication device.

### Claim 11 (depends on 1)

The communication control apparatus according to claim 1, wherein the communication quality insufficiency estimator estimates an insufficient communication quality given by the existing communication cell to the communication device based on detection of priority communication performed by the communication device.

### Claim 12 (depends on 1)

The communication control apparatus according to claim 1, wherein the at least one processor executes:
estimating, by an interference estimator, interference between the dynamic communication cell and the existing communication cell; and
performing, by an interference reducer, an action for interference reduction on at least one of the dynamic communication cell and the existing communication cell to reduce the interference between the dynamic communication cell and the existing communication cell.

### Claim 13 (depends on 12)

The communication control apparatus according to claim 12, wherein the interference estimator estimates interference between the dynamic communication cell and the existing communication cell based on a communication measurement result measured through the dynamic communication station.

### Claim 14 (depends on 12)

The communication control apparatus according to claim 12, wherein the interference estimator estimates interference between the dynamic communication cell and the existing communication cell based on a communication measurement result measured through a sensor around the dynamic communication station.

### Claim 15 (depends on 12)

The communication control apparatus according to claim 12, wherein the action for interference reduction includes at least one of: changing direction of providing; changing a beam used; changing an antenna used; changing a frequency band used; and applying inter-cell interference coordination (ICIC), in at least one of the dynamic communication cell and the existing communication cell.

### Claim 16 (depends on 12)

The communication control apparatus according to claim 12, wherein the interference reducer performs the action for interference reduction on the dynamic communication cell.

### Claim 17

A communication control method comprising:
identifying a communication device inside an existing communication cell;
estimating an insufficient communication quality given by the existing communication cell to the communication device; and
causing a dynamic communication station to provide a dynamic communication cell for the communication device inside the existing communication cell.

### Claim 18

A storage medium storing a communication control program to cause a computer to execute:
identifying a communication device inside an existing communication cell;
estimating an insufficient communication quality given by the existing communication cell to the communication device; and
causing a dynamic communication station to provide a dynamic communication cell for the communication device inside the existing communication cell.
