# US 11,115,953 B2 · Radio operation switch based on GPS mobility data

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- Number: US 11,115,953 B2
- Document ID: US11115953B2
- Status: Granted
- Kind: B2
- Application number: 16/990,960
- Filed: 2020-08-11
- Published: 2020-11-26
- Granted: 2021-09-07
- Earliest claimed: 2014-09-24
- Assignees: Parallel Wireless, Inc.
- Applicants: Parallel Wireless, Inc.
- Inventors: Sumit Garg
- Web page: https://patentgrep.com/patent/US11115953B2

## CPC

- H04W 64/006: {with additional information processing, e.g. for direction or speed determination}
- G01S 19/13: Receivers
- H04W 24/02: Arrangements for optimising operational condition
- H04W 36/322: {by location data}
- H04W 36/324: {by mobility data, e.g. speed data}
- H04W 52/28: using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
- H04W 52/282: {taking into account the speed of the mobile}
- H04W 64/003: {locating network equipment}
- H04W 52/283: {Power depending on the position of the mobile}
- H04W 84/005: {Moving wireless networks}
- H04W 88/08: Access point devices
- H04W 88/10: adapted for operation in multiple networks, e.g. multi-mode access points
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES

## Abstract

Systems and methods are disclosed for providing a radio operation switch based on mobility data. In one embodiment, a mobile base station is disclosed, comprising: a global positioning system (GPS) module for determining a current location of the mobile base station; a velocity module coupled to the output of the GPS module for determining a current velocity of the mobile base station; and a controller, the controller configured to perform steps comprising: determining the current velocity of the mobile base station using the velocity module; comparing the current velocity to a threshold; and switching, based on the comparison, from a first radio band to a second radio band.

## Claims

### Claim 1

A mobile cellular base station, comprising:
a cellular base station being capable of 5G communication with a mobile device and having a wireless backhaul IP connection to provide data egress from the cellular base station;
a positioning module for determining a current location of the mobile cellular base station;
a velocity module coupled to an output of the positioning module for determining a current velocity of the mobile cellular base station; and
a self-organizing network (SON) network module configured to perform steps comprising:
determining the current velocity of the mobile cellular base station;
comparing the current velocity to a threshold velocity to determine whether the current velocity exceeds the threshold velocity;
decreasing transmit power of the mobile cellular base station to reduce cell coverage area of the mobile cellular base station when the current velocity exceeds the threshold velocity;
switching, when the current velocity exceeds the threshold velocity, from a first radio band to a second radio band,
switching, when the current velocity exceeds the threshold velocity, the wireless backhaul IP connection from a first backhaul mode to a second backhaul mode, the first backhaul mode being configured to provide backhaul at a low speed, the second backhaul mode being configured to provide backhaul at a higher speed, and
maintaining the wireless backhaul IP connection to provide coverage to the mobile device in the reduced cell coverage area via switching from the first backhaul mode to the second backhaul mode,
wherein the reduced cell coverage area covers a vehicle housing the cellular base station.

### Claim 2

A method for providing access to mobile devices at a 5G mobile cellular base station, comprising:
determining a current location of the 5G mobile cellular base station;
determining, based on the current location, a current velocity of the 5G mobile cellular base station;
comparing the current velocity to a threshold velocity to determine whether the current velocity exceeds the threshold velocity;
decreasing transmit power of the 5G mobile cellular base station to reduce cell coverage area of the 5G mobile cellular base station when the current velocity exceeds the threshold velocity; and
maintaining a wireless backhaul IP connection to provide coverage to the mobile devices in the reduced cell coverage area via switching from a first backhaul mode to a second backhaul mode when the current velocity exceeds the threshold velocity, the first backhaul mode being configured to provide backhaul at a low speed, the second backhaul mode being configured to provide backhaul at a higher speed,
wherein the reduced cell coverage area covers a vehicle housing the mobile cellular base station.

### Claim 3

A method for providing access to mobile devices at a 5G mobile cellular base station, comprising:
determining a current location of the 5G mobile cellular base station;
determining, based on the current location, a current velocity of the 5G mobile cellular base station;
comparing the current velocity to a threshold velocity;
reducing a transmit power at the base station when the current velocity exceeds the threshold velocity to provide coverage a user equipment inside a user-defined coverage area;
switching from a first radio band to a second radio band when the current velocity exceeds the threshold velocity;
maintaining a wireless backhaul IP connection to provide coverage to the mobile devices in the reduced cell coverage area via switching from a first backhaul mode to a second backhaul mode when the current velocity exceeds the threshold velocity, the first backhaul mode being configured to provide backhaul at a low speed, the second backhaul mode being configured to provide backhaul at a higher speed;
continuing to monitor the current velocity of the mobile cellular base station to determine when to increase the transmit power; and
increasing the transmit power when the current velocity of the mobile cellular base station has decreased below a second threshold velocity,
wherein the user defined coverage area covers the vehicle space housing the mobile cellular base station.

### Claim 4 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the first radio band is a Long Term Evolution (LTE band) and the second radio band is an IEEE 802.11 wireless band.

### Claim 5 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the wireless backhaul IP connection uses one of Long Term Evolution (LTE), Long Term Evolution Unlicensed (LTE-U), or Licensed Access Long Term Evolution (LA-LTE), or LTE transmissions using dynamic spectrum access (DSA).

### Claim 6 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the first backhaul mode uses a backhaul radio connection in a first radio band, and the second backhaul mode uses a backhaul radio connection in a second radio band.

### Claim 7 (depends on 6)

The 5G mobile cellular base station of claim 6, wherein the first backhaul mode is a Long Term Evolution (LTE) backhaul configuration and the second backhaul mode is at least either an 802.11-based wireless backhaul configuration or a wireless mesh network backhaul configuration.

### Claim 8 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the cellular base station is a multi radio access technology (multi-RAT) mesh node configured to provide access to mobile devices over UMTS, HSPA, CDMA, CDMA2000, GSM, EDGE, GPRS, EVDO, or WiMAX when the cellular base station has a current velocity below a second threshold velocity.

### Claim 9 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the cellular base station is configured to provide access to mobile devices over two or more of LTE, UMTS, HSPA, CDMA, CDMA2000, GSM, EDGE, GPRS, EVDO, or WiMAX when the cellular base station is mobile below a second threshold velocity.

### Claim 10 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the cellular base station is configured to provide access to mobile devices over LTE and UMTS when the cellular base station is moving below a second threshold velocity or stationary.

### Claim 11 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the cellular base station is configured to provide access to mobile devices within a limited area over an IEEE 802.11 wireless local area network (WLAN) wireless protocol when the cellular base station is moving above a second threshold velocity.

### Claim 12 (depends on 1)

The 5G mobile cellular base station of claim 1, wherein the positioning module is a global positioning system (GPS) positioning module.

### Claim 13 (depends on 2)

The method of claim 2, further comprising switching, when the comparison shows a decrease in the current velocity, from the second radio band to the first radio band.

### Claim 14 (depends on 2)

The method of claim 2, wherein the first radio band is a 5.9 GHz 802.11p band and the second radio band a 5 GHz Wi-Fi band.

### Claim 15 (depends on 2)

The method of claim 2, wherein the first radio band is a Long Term Evolution (LTE) band and the second radio band is an IEEE 802.11 wireless band.

### Claim 16 (depends on 2)

The method of claim 2, wherein the second backhaul mode uses an IEEE 802.11 wireless band and the first backhaul mode uses a Long Term Evolution (LTE) band.

### Claim 17 (depends on 2)

The method of claim 2, further comprising continuing to monitor the velocity of the 5G mobile cellular base station to determine when to increase transmit power and increasing the transmit power when the current velocity of the 5G mobile cellular base station has decreased below a second threshold velocity.

### Claim 18 (depends on 3)

The method of claim 3, wherein the threshold velocity is equal to the second threshold velocity, such that the transmit power is increased when the current velocity falls below the threshold velocity.

### Claim 19 (depends on 3)

The method of claim 3, wherein the first backhaul mode is a Long Term Evolution (LTE) backhaul configuration and the second backhaul mode is a wireless mesh network backhaul configuration.
