# US 2021/0241641 A1 · Runway determination based on a clearance received from traffic control system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0241641 A1 - Document ID: US20210241641A1 - Status: Published application - Kind: A1 - Application number: 16/781,901 - Filed: 2020-02-04 - Published: 2021-08-05 - Earliest claimed: 2020-02-04 - Assignees: Honeywell International Inc. - Applicants: Honeywell International Inc. - Inventors: Jinghua Zheng; Haiping Chen - Web page: https://patentgrep.com/patent/US20210241641A1 ## CPC - G08G 5/26: Transmission of traffic-related information between aircraft and ground stations - G08G 5/265: for managing air traffic control [ATC] clearance - B64D 43/00: Arrangements or adaptations of instruments - G08G 5/21: located onboard the aircraft - G08G 5/51: for control when on the ground, e.g. taxiing or rolling - G08G 5/54: for approach or landing - G08G 5/56: for two or more aircraft - G08G 5/57: for unmanned aircraft - G08G 5/723: {from the aircraft} - G08G 5/80: Anti-collision systems - G08G 7/02: Anti-collision systems - G08G 5/25: Transmission of traffic-related information between aircraft - G08G 5/52: for take-off - G08G 5/55: for a single aircraft - Y02T 50/80: Energy efficient operational measures, e.g. ground operations or mission management - 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}) - B64D: EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT - Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION ## Abstract In some examples, a system includes a memory configured to store a database comprising a map of a plurality of runways in an aerodrome and a receiver configured to receive a clearance for a vehicle from a traffic control system. The system also includes processing circuitry determine that the vehicle is active on a first runway of the plurality of runways based on a state vector for the vehicle and based on the map of the plurality of runways. The processing circuitry is also configured to determine that the vehicle is active on a second runway of the plurality of runways based on the received clearance. The processing circuitry is further configured to confirm whether the first runway matches the second runway and present, via a display, an indication that the vehicle is active on the first runway in response to confirming that the first runway matches the second runway. ## Claims ### Claim 1 A system comprising: a memory configured to store a database comprising a map of a plurality of runways in an aerodrome; a receiver configured to receive a clearance for a vehicle from a traffic control system; and processing circuitry configured to: determine that the vehicle is active on a first runway of the plurality of runways based on a state vector for the vehicle and based on the map of the plurality of runways; determine that the vehicle is active on a second runway of the plurality of runways based on the received clearance; confirm whether the first runway matches the second runway; and present, via a display, an indication that the vehicle is active on the first runway in response to confirming that the first runway matches the second runway. ### Claim 2 (depends on 1) The system of claim 1, wherein the processing circuitry is further configured to receive a response to the clearance transmitted from the vehicle to the traffic control system, wherein the processing circuitry is configured to confirm that the vehicle is active on the second runway further based on the response to the clearance. ### Claim 3 (depends on 1) The system of claim 1, wherein the processing circuitry is further configured to: determine that the first runway is different than the second runway; and present, via the display, an indication that the vehicle is active on the second runway in response to: determining that the first runway is different than the second runway; and determining that the vehicle is active on the second runway based on the received clearance. ### Claim 4 (depends on 3) The system of claim 3, wherein the processing circuitry is configured to present, via the display, an alert in response to determining that the first runway is different than the second runway. ### Claim 5 (depends on 1) The system of claim 1, wherein the vehicle is a first vehicle, wherein the clearance is a first clearance, wherein the state vector is a first state vector, wherein the receiver is configured to receive a second clearance for a second vehicle from the traffic control system, and wherein the processing circuitry is further configured to: determine that the second vehicle is active on a first taxiway of a plurality of taxiways based on a second state vector for the second vehicle and based on the map of the plurality of runways; determine that the second vehicle is active on a second taxiway of the plurality of taxiways based on the received second clearance; confirm whether the first taxiway matches the second taxiway; and present, via the display, an indication that the second vehicle is active on the first taxiway in response to confirming that the first taxiway matches the second taxiway. ### Claim 6 (depends on 5) The system of claim 5, wherein the processing circuitry is further configured to: determine that the first taxiway is different than the second taxiway; and present, via the display, an indication that the second vehicle is active on the second taxiway in response to determining that the first taxiway is different than the second taxiway. ### Claim 7 (depends on 1) The system of claim 1, wherein the processing circuitry is configured to determine the state vector by determining a position and a velocity vector of the vehicle. ### Claim 8 (depends on 1) The system of claim 1, wherein the map of the plurality of runways comprises a terrain avoidance and warning system or a ground proximity warning system. ### Claim 9 (depends on 1) The system of claim 1, wherein the processing circuitry is configured to determine that the vehicle is active on the first runway by determining that the vehicle is approaching or taking off from the first runway, and wherein the processing circuitry is configured to determine that the vehicle is active on the second runway by determining that the vehicle is approaching or taking off from the second runway. ### Claim 10 (depends on 1) The system of claim 1, wherein the display is mounted on the vehicle, and wherein the processing circuitry is configured to present the indication of that the vehicle is active on the first runway to an operator of the vehicle. ### Claim 11 (depends on 1) The system of claim 1, wherein the vehicle is a first vehicle, wherein the display is mounted on another vehicle, and wherein the processing circuitry is configured to present the indication that the first vehicle is active on the first runway to an operator of the other vehicle. ### Claim 12 (depends on 1) The system of claim 1, wherein the receiver is configured to receive the clearance from the traffic control system via a controller-pilot data link or a Command and Control data link. ### Claim 13 (depends on 1) The system of claim 1, wherein the processing circuitry is configured to send the first runway to a surface indications and alerts system or a taxiway indications and alerts system as an identified runway in response to confirming that the first runway matches the second runway. ### Claim 14 A method comprising: determining, by processing circuitry, that a vehicle is active on a first runway of a plurality of runways based on a state vector for the vehicle and a map of the plurality of runways; determining, by the processing circuitry, that the vehicle is active on a second runway of the plurality of runways based on a clearance for the vehicle received from a traffic control system; confirming, by the processing circuitry, that the first runway matches the second runway; and presenting, by the processing circuitry and via a display, an indication that the vehicle is active on the first runway in response to confirming that the first runway matches the second runway. ### Claim 15 (depends on 14) The method of claim 14, further comprising: receiving a response to the clearance transmitted from the vehicle to the traffic control system; and confirming that the vehicle is active on the second runway based on the response to the clearance. ### Claim 16 (depends on 14) The method of claim 14, further comprising: determining that the first runway is different than the second runway; and presenting, via the display, an indication that the vehicle is active on the second runway in response to: determining that the first runway is different than the second runway; and determining that the vehicle is active on the second runway based on the received clearance. ### Claim 17 (depends on 14) The method of claim 14, wherein the vehicle is a first vehicle, wherein the clearance is a first clearance, wherein the state vector is a first state vector, the method further comprising: receiving a second clearance for a second vehicle from the traffic control system; determining that the second vehicle is active on a first taxiway of a plurality of taxiways based on a second state vector for the second vehicle and based on the map of the plurality of runways; determining that the second vehicle is active on a second taxiway of the plurality of taxiways based on the received second clearance; confirming whether the first taxiway matches the second taxiway; and presenting, via the display, an indication that the second vehicle is active on the first taxiway in response to confirming that the first taxiway matches the second taxiway. ### Claim 18 A device comprising a computer-readable medium having executable instructions stored thereon, configured to be executable by processing circuitry for causing the processing circuitry to: store a database comprising a map of a plurality of runways in an aerodrome in a memory; determine that a vehicle is active on a first runway of a plurality of runways based on a state vector for the vehicle and a map of the plurality of runways; determine that the vehicle is active on a second runway of the plurality of runways based on a clearance for the vehicle received from a traffic control system; confirm that the first runway matches the second runway; and present, via a display, an indication that the vehicle is active on the first runway in response to confirming that the first runway matches the second runway. ### Claim 19 (depends on 18) The device of claim 18, wherein the instructions are configured to be executable by the processing circuitry for further causing the processing circuitry to: receive a response to the clearance transmitted from the vehicle to the traffic control system; and confirm that the vehicle is active on the second runway based on the response to the clearance. ### Claim 20 (depends on 18) The device of claim 18, wherein the instructions are configured to be executable by the processing circuitry for further causing the processing circuitry to: determine that the first runway is different than the second runway; and present, via the display, an indication that the vehicle is active on the second runway in response to: determining that the first runway is different than the second runway; and determining that the vehicle is active on the second runway based on the received clearance.