Flight training and synthetic visualization system and method
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G09B-009/00
F41G-003/26
출원번호
US-0332217
(2011-12-20)
등록번호
US-8265542
(2012-09-11)
발명자
/ 주소
Batcheller, Barry Douglas
Ohlsen, Tyler Chris
출원인 / 주소
Appareo Systems, LLC
대리인 / 주소
Law Office of Mark Brown, LLC
인용정보
피인용 횟수 :
6인용 특허 :
45
초록▼
A low-cost training and synthetic visualization system and method directed to improving an individual's airborne performance in general aviation, skydiving, and other aerial applications. The system is comprised of a self-contained mobile sensor and data storage device for recording the travel path,
A low-cost training and synthetic visualization system and method directed to improving an individual's airborne performance in general aviation, skydiving, and other aerial applications. The system is comprised of a self-contained mobile sensor and data storage device for recording the travel path, orientation, and forces acting upon an object as it moves through space, a desktop graphics software program for creating a playback of the recorded data on a three-dimensional representation of the environment through which the object moved, a means of linking the sensor and data storage device to the software program for the purpose of exchanging information, and a centralized data storage and retrieval system designed to accept, assimilate and redistribute the recorded data.
대표청구항▼
1. A method of detecting, recording, processing and simultaneously displaying mobile object data representing a completed trip of a mobile object and corresponding terrain data, which method comprises the steps of: gathering with a microprocessor trip data including navigation and geospatial informa
1. A method of detecting, recording, processing and simultaneously displaying mobile object data representing a completed trip of a mobile object and corresponding terrain data, which method comprises the steps of: gathering with a microprocessor trip data including navigation and geospatial information captured by said microprocessor;providing said microprocessor with a computer readable media and storing said navigation and geospatial information on said microprocessor computer readable media;computing a 3-D recreation of a travel path of the mobile object based on said navigational and flight information;computing a digital terrain model for an area of the Earth's surface including at least a portion of the travel path;generating a 3-D display of said 3-D recreation including: said terrain model; a representation of the mobile object superimposed on the terrain model; and a representation of the travel path superimposed on the terrain model;computing altitude readings from said navigational and geospatial information at pre-defined intervals along the travel path;using said altitude readings and said navigational and geospatial information to compute a 3-D display comprising a vertical synthetic altitude wall extending downwardly from said travel path data ribbon to a ground level on said terrain model;subdividing said altitude wall graphically into a vertically-oriented checkerboard configuration comprising multiple rectangular segments separated by multiple, horizontally-spaced vertical striations each representing a pre-defined horizontal distance and multiple, vertically-stacked horizontal striations each representing a pre-defined vertical distance, said pre-defined vertical and horizontal distances corresponding to altitude and distance of travel along said travel path respectively;dynamically displaying in 3-D on said display device said altitude wall including said vertical and horizontal striations below said travel path representation;dynamically displaying in 3-D on said display device with said graphics software engine the progress along said travel path of the mobile object on top of said altitude wall and over said terrain model; anddynamically displaying mobile object altitudes at respective rectangular segments along said travel path. 2. The method of claim 1, which includes the additional steps of: providing a self-contained mobile data recording unit (MDRU) on the mobile object;providing said MDRU with an MDRU microprocessor; andgathering with said MDRU microprocessor trip. 3. The method of claim 1, which includes the additional steps of: computing and displaying a data ribbon representing the travel path. 4. The method of claim 1, which includes the additional steps of: providing an inertial measurement sensor (IMS) on the mobile object;sensing orientation of the mobile object and generating orientation signals representing its orientation with said IMS;inputting said orientation signals to said computer; andcomputing said travel path using said orientation signals. 5. The method of claim 4 wherein said IMS includes yaw, pitch and roll sensors, which method includes the additional steps of: continuously sensing 3-D orientation of the mobile object with said IMS;generating orientation signals with said IMS corresponding to the yaw, pitch and roll of the mobile object; andoutputting said orientation signals from said IMS as input to said microprocessor. 6. The method of claim 1, which method includes the additional steps of: generating 3-D, GNSS-based mobile object position signals;inputting said mobile object position signals to said microprocessor; andcomputing a data ribbon representing said travel path using said mobile object position signals. 7. The method of claim 1 wherein said 3-D display comprises a moving video representation of said mobile object progressively moving along said travel path data ribbon. 8. The method of claim 1, which includes the additional steps of: interfacing said microprocessor with an image/map database including 3-D terrain images comprising satellite or aerial photos or photo tiles;computing with said microprocessor an area of the Earth's surface including at least a portion of the travel path; anddownloading satellite or aerial photos or photo tiles for said calculated area of the Earth's surface from said image/map database to said microprocessor. 9. The method of claim 1, which includes the additional steps of: providing said computer with a graphics software engine;gathering weather pattern information;creating with said graphics software engine a display comprising a graphical representation of said weather pattern information; anddisplaying with said display device said graphical representation of said weather pattern information superimposed on said 3-D recreation. 10. The method of claim 1, which includes the additional steps of: collecting navigational and geospatial information during a trip with said computer;providing a secondary computer;connecting said secondary computer to said mobile object computer; andpost-processing said navigational and geospatial information and displaying said 3-D recreation with said secondary computer after a trip is completed. 11. The method of claim 10 wherein said secondary computer comprises a handheld device and said method includes the additional step of: processing in real time during said flight said navigational and flight information and displaying said 3-D recreation on said handheld device. 12. The method of claim 1 wherein said mobile object representation comprises a primary mobile object model, which method includes the additional steps of: generating a secondary ghost image model of the mobile object;computing an ideal travel path corresponding to locations of said secondary ghost image mobile object model;superimposing on said 3-D display said secondary ghost image model in relation to said primary mobile object image model; anddisplaying with said display device discrepancies between said ideal travel path and the actual travel path by simultaneously and dynamically displaying the positions of said primary and secondary mobile object image models relative to each other and the altitude wall. 13. A method of sensing and computing mobile object data associated with an mobile object travel path, and simultaneously displaying a mobile object travel path, altitude wall and terrain model for a trip, which method comprises the steps of: generating signals representative of a 3-D, GNSS-based travel path of said mobile object with said position detector;providing a computer including a microprocessor on the mobile object and connected to the IMS and the position detector;providing a digital terrain model of a portion of the Earth's surface including at least a portion of the travel path;computing a 3-D display of said travel path including: said terrain model; a primary mobile object image model superimposed on and simulating movement relative to the terrain model; and a data ribbon representing the travel path superimposed on the terrain model;computing with said altitude readings and said navigational and flight information a 3-D vertical altitude wall extending downwardly from said travel path data ribbon to a ground level on said terrain model;providing a display device and connecting said display device to said microprocessor;displaying with said display device said 3-D display with said primary mobile object image model on top of said altitude wall and said mobile object altitudes over said terrain model;generating a secondary ghost image model of the mobile object;computing an ideal travel path corresponding to locations of said secondary ghost image mobile object model;superimposing on said 3-D display said secondary ghost image model in relation to said primary mobile object image model;displaying with said display device discrepancies between said ideal travel path and the actual travel path by simultaneously and dynamically displaying the positions of said primary and secondary mobile object image models relative to each other and the altitude wall;collecting navigational and geospatial information during a trip with said computer;providing a secondary computer;connecting said secondary computer to said mobile object computer; andpost-processing said navigational and geospatial information and displaying said 3-D recreation with said secondary computer after a trip is completed. 14. A system for simulating a mobile object trip, which system comprises: an inertial measurement sensor (IMS) installed on the mobile object and adapted for sensing orientation of the mobile object and generating orientation signals;a global navigation satellite system (GNSS) position detector installed on the mobile object and adapted for generating signals representative of a 3-D, GNSS-based travel path of said mobile object;a computer including a microprocessor installed on the mobile object and connected to the IMS and the position detector;said microprocessor being connected to and receiving input signals comprising navigational and flight information from said IMS and said GNSS position detector;said computer being adapted for receiving a digital terrain model of a portion of the Earth's surface including at least a portion of the travel path;said computer being adapted for computing a 3-D display of said travel path including:said terrain model; a model of the mobile object superimposed on and simulating movement relative to the terrain model; and a data ribbon representing the travel path superimposed on the terrain model;said computer being adapted for computing altitude readings from said navigational and trip information at predetermined intervals along the travel path;said computer being adapted for computing with said altitude readings and said navigational and geospatial information a 3-D vertical altitude wall extending downwardly from said travel path data ribbon to a ground level on said terrain model;said altitude wall being subdivided graphically into a checkerboard configuration comprising multiple rectangular segments each representing a pre-defined horizontal and vertical distance corresponding to altitude and distance of travel along said travel path respectively; anda display device connected to said microprocessor and adapted for displaying said 3-D display with said mobile object model on top of said altitude wall and said mobile object altitudes over said terrain model. 15. The mobile object trip simulation system according to claim 14, which includes: a graphics software engine installed on said computer and adapted for generating said 3-D display including a moving video representation of the mobile object progressively moving along the travel path data ribbon. 16. The mobile object trip simulation system according to claim 15, which includes: said computer comprising a primary computer; anda secondary computer adapted for connection to said primary computer and post-processing sent navigational and geospatial information and displaying said 3-D recreation after a trip is completed. 17. The mobile object trip simulation system according to claim 15 wherein said secondary computer comprises a handheld device adapted for processing in real-time during said trip said navigational and geospatial information and displaying said 3-D recreation on said handheld device. 18. A method of representing a completed trip of a mobile object, which method comprises the steps of: acquiring digital location information defining a travel path of the mobile object through a 3-D space;computing a digital terrain model for an area of the Earth's surface including at least a portion of the travel path;generating a 3-D display of said 3-D recreation including: said terrain model; a representation of the mobile object superimposed on the terrain model; and a visual representation of the travel path superimposed on the terrain model;computing altitude readings from said digital location information at pre-defined intervals along the travel path;using said altitude readings and said digital location information to compute a 3-D display comprising a vertical synthetic altitude wall extending downwardly from said visual representation of the travel path to a ground level on said terrain model;subdividing said altitude wall graphically into a vertically-oriented checkerboard configuration comprising multiple rectangular segments separated by multiple, horizontally-spaced vertical striations each representing a pre-defined horizontal distance and multiple, vertically-stacked horizontal striations each representing a pre-defined vertical distance, said pre-defined vertical and horizontal distances corresponding to altitude and distance of travel along said travel path respectively;dynamically displaying in 3-D on said display device said altitude wall including said vertical and horizontal striations below said travel path data ribbon;dynamically displaying in 3-D on said display device with said graphics software engine the progress along said travel path of the mobile object on top of said altitude wall and over said terrain model; anddynamically displaying mobile object altitudes at respective rectangular segments along said travel path. 19. The method of representing a completed trip of a mobile object according to claim 18 wherein the digital location information is acquired from a handheld device traveling on the mobile object, but where the portable device is not physically mounted on the mobile object. 20. The method of representing a completed trip of a mobile object according to claim 19 wherein the portable device is a handheld GNSS receiver.
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