# US 2019/0377337 A1 · Unmanned aerial vehicle (uav) landing systems and methods

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- Number: US 2019/0377337 A1
- Document ID: US20190377337A1
- Status: Published application
- Kind: A1
- Application number: 16/546,350
- Filed: 2019-08-21
- Published: 2019-12-12
- Earliest claimed: 2017-11-08
- Assignees: The Boeing Company
- Applicants: The Boeing Company
- Inventors: Millie Irene Sterling; Matthew B. Hendrian; Cash Neil Johnson; Jeremy Richards
- Web page: https://patentgrep.com/patent/US20190377337A1

## CPC

- G05D 1/0027: {involving a plurality of vehicles, e.g. fleet or convoy travelling (fleet control of land vehicles from a control room G05D1/0297; traffic control systems for road vehicles G08G1/00; for marine craft G08G3/00; for aircraft G08G5/00)}
- B64U 70/90: Launching from or landing on platforms
- G08G 5/53: for cruising
- G08G 5/54: for approach or landing
- G08G 5/57: for unmanned aircraft
- B64U 10/14: with four distinct rotor axes, e.g. quadcopters
- B64U 2201/00: UAVs characterised by their flight controls
- B64U 2201/104: using satellite radio beacon positioning systems, e.g. GPS
- B64U 2201/20: Remote controls
- G05D: SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- B64U: UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- G08G: TRAFFIC CONTROL SYSTEMS (guiding railway traffic, ensuring the safety of railway traffic B61L; arrangement of road signs or traffic signals E01F9/00; radar or analogous systems, sonar systems, lidar systems specially adapted for traffic control G01S13/91, G01S15/88, G01S17/88; {radar or analogous systems, sonar systems, lidar systems specially adapted for anti-collision purposes G01S13/93, G01S15/93, G01S17/93})

## Abstract

A system for landing an unmanned aerial vehicle (UAV) at a destination includes a landing coordination control unit that is configured to switch the UAV from a normal operating mode to a landing mode in response to the UAV entering a regulated airspace in relation to the destination. The normal operating mode includes normal instructions for flying and navigating to the destination. The landing mode includes landing instructions for a landing sequence into a landing zone at the destination.

## Claims

### Claim 1

A system for landing an unmanned aerial vehicle (UAV) at a destination, the system comprising:
a landing coordination control unit that is configured to switch the UAV from a normal operating mode to a landing mode in response to the UAV entering a regulated airspace in relation to the destination.

### Claim 2 (depends on 1)

The system of claim 1, further comprising a monitoring station that is separate and distinct from the UAV, wherein the monitoring station includes the landing coordination control unit.

### Claim 3 (depends on 2)

The system of claim 2, wherein the monitoring station is at the destination.

### Claim 4 (depends on 1)

The system of claim 1, further comprising the UAV, wherein the UAV includes the landing coordination control unit.

### Claim 5 (depends on 1)

The system of claim 1, wherein the landing sequence comprises one or more holding patterns.

### Claim 6 (depends on 1)

The system of claim 1, wherein the landing coordination control unit is configured to overtake operational control of the UAV in the landing mode to automatically land the UAV at the landing zone.

### Claim 7 (depends on 1)

The system of claim 1, wherein the landing coordination control unit is configured to transmit landing instructions to the UAV.

### Claim 8 (depends on 1)

The system of claim 1, wherein landing instructions are stored in an operational control unit of the UAV.

### Claim 9 (depends on 1)

The system of claim 1, wherein the UAV comprises a signal sensor that is configured to detect a signal from the landing coordination control unit.

### Claim 10

A system for landing a plurality of unmanned aerial vehicles (UAVs) at a destination, the system comprising:
a landing coordination control unit that is configured to automatically provide an order of landing for the plurality of UAVs at a landing zone.

### Claim 11 (depends on 10)

The system of claim 10, further comprising a monitoring station that is separate and distinct from the plurality of UAVs, wherein the monitoring station includes the landing coordination control unit.

### Claim 12 (depends on 11)

The system of claim 11, wherein the monitoring station is at the destination.

### Claim 13 (depends on 10)

The system of claim 10, further comprising the plurality of UAVs, wherein one of the plurality of UAVs includes the landing coordination control unit.

### Claim 14 (depends on 10)

The system of claim 10, wherein a landing sequence for the plurality of UAVs comprises one or more holding patterns.

### Claim 15 (depends on 10)

The system of claim 10, wherein the landing coordination control unit is configured to overtake operational control of the UAVs in a landing mode to automatically land the UAVs at the landing zone.

### Claim 16 (depends on 10)

The system of claim 10, wherein the landing coordination control unit is configured to transmit landing instructions to the UAV.

### Claim 17 (depends on 16)

The system of claim 16, wherein the landing instructions are stored in an operational control unit of at least one of the plurality of UAVs.

### Claim 18 (depends on 10)

The system of claim 10, wherein the plurality of UAVs comprises a signal sensor that is configured to detect a signal from the landing coordination control unit.

### Claim 19

A system for landing a plurality of unmanned aerial vehicles (UAVs) at a destination, the system comprising:
a landing coordination control unit that is configured to switch the plurality of UAVs from a normal operating mode to a landing mode in response to the plurality of UAVs entering a regulated airspace in relation to the destination, and
wherein the landing coordination control unit is configured to automatically provide an order of landing for the plurality of UAVs at the landing zone.

### Claim 20 (depends on 19)

The system of claim 19, further comprising a monitoring station that is separate and distinct from the plurality of UAVs, wherein the monitoring station includes the landing coordination control unit.
