IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0368748
(2003-02-18)
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발명자
/ 주소 |
- Feyereisen,Thea L.
- Misiak,Christopher J.
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출원인 / 주소 |
- Honeywell International, Inc.
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
17 인용 특허 :
5 |
초록
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A display control device, having a processor structured for receiving terrain elevation information and samples of current position and altitude above ground data; and one or more algorithms resident on the processor for generating, as a function of the current position and altitude above ground dat
A display control device, having a processor structured for receiving terrain elevation information and samples of current position and altitude above ground data; and one or more algorithms resident on the processor for generating, as a function of the current position and altitude above ground data, one or more display control signals for causing a display device to display, in a monochromatic scale graduated as a function of terrain elevation relative to mean sea level, a strategic portion of the terrain elevation information extending between a minimum elevation of the strategic portion of the terrain elevation information and a pre-selected strategic altitude threshold less than the altitude above ground data.
대표청구항
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What is claimed is: 1. A display control device, comprising: means for receiving at intervals one or more signals representative of position, at least one of heading and track data, and altitude above ground data; and means for generating on a display device a presentation representative of a strat
What is claimed is: 1. A display control device, comprising: means for receiving at intervals one or more signals representative of position, at least one of heading and track data, and altitude above ground data; and means for generating on a display device a presentation representative of a strategic portion of terrain elevation data occurring within a selected range of the position data relative to at least one of the heading and the track data and extending between a minimum elevation of terrain elevation information within the selected range and a pre-selected strategic altitude threshold less than the altitude above ground data, the display presentation generating means further comprising means for formatting the strategic terrain elevation data in a monochromatic scale graduated as a function of terrain elevation. 2. The display control device of claim 1 wherein the strategic terrain elevation data display presentation generating means further comprises means for formatting the strategic terrain elevation data relative to mean sea level. 3. The display control device of claim 1, further comprising means for generating on a display device a presentation representative of a tactical portion of the terrain elevation data occurring within the selected range of the position data relative to at least one of the heading and the track data and extending upwardly from the pre-selected strategic altitude threshold, the tactical terrain elevation data display presentation generating means further comprising means for formatting the tactical terrain elevation data in a different color as a function of terrain elevation. 4. The display control device of claim 3 wherein the means for formatting the tactical terrain elevation data further comprises: means for formatting in a first color a first portion of the tactical terrain elevation data occurring above the altitude above ground, means for formatting in a second color a second portion of the tactical terrain elevation data occurring above the tactical terrain elevation data and an elevation below the altitude above ground, and means for formatting in a third color a third portion of the tactical terrain elevation data occurring above the second portion of the tactical terrain elevation data and below the first portion of the tactical terrain elevation data. 5. The display control device of claim 4, further comprising means for displaying the presentation representative of the strategic portion of terrain elevation data and the presentations representative of each of the tactical portion of the tactical terrain elevation data. 6. A display control device comprising: a processor structured for receiving terrain elevation information and samples of current position and altitude above ground data; and one or more algorithms resident on the processor for generating, as a function of the current position and altitude above ground data, one or more display control signals for causing a display device to display, in a monochromatic scale graduated as a function of terrain elevation relative to mean sea level, a strategic portion of the terrain elevation information extending between a minimum elevation of the strategic portion of the terrain elevation information and a pre-selected strategic altitude threshold less than the altitude above ground data. 7. The display control device of claim 6 wherein: the processor is further structured for receiving samples of at least one of current heading data and current track data; and the one or more algorithms resident on the processor for generating one or more display control signals for causing a display device to display a strategic portion of the terrain elevation information are further operated for generating the one or more display control signals as a function of the current position, altitude above ground and heading data. 8. The display control device of claim 6 wherein the one or more algorithms resident on the processor for generating the one or more display control signals further comprise one or more algorithms for continuously generating the one or more display control signals as a function of continuously updated current position and altitude above ground data. 9. The display control device of claim 6 wherein the one or more algorithms resident on the processor for generating the one or more display control signals further comprise one or more algorithms for causing a display device to display a tactical portion of the terrain elevation information having an elevation greater than the pre-selected strategic altitude threshold in a format color coded as a function of terrain elevation relative to the current altitude above ground information. 10. The display control device of claim 6 wherein the one or more algorithms for causing a display device to display a tactical portion of the terrain elevation information in a format color coded as a function of terrain elevation relative to the current altitude above ground information further comprise one or more algorithms for causing a display device to display a portion of the tactical terrain elevation information having an elevation greater than the current altitude above ground in a format color coded in a relative altitude color selected to indicate warning. 11. The display control device of claim 10 wherein the one or more algorithms for causing a display device to display a tactical portion of the terrain elevation information in a format color coded as a function of terrain elevation relative to the current altitude above ground information further comprise one or more algorithms for causing a display device to display one or more of: a safe portion of the tactical terrain elevation information having an elevation greater than the pre-selected strategic altitude threshold but less than the current altitude above ground in a format color coded in a relative altitude color selected to indicate safety, and a caution portion of the tactical terrain elevation information having an elevation greater than the safe portion of the tactical terrain elevation but less than the current altitude above ground in a format color coded in a relative altitude color selected to indicate caution. 12. An integrated display apparatus, comprising: a source of real-time electronic data signals reporting current position and altitude above ground information; a database digital of terrain elevation information stored as a function of elevation; and a memory having a plurality of machine instructions sorted therein, the machine instructions being executable by a processor for causing a display device to display a plurality of the terrain elevation information as a function of the current position and altitude above ground information; a processor coupled to receive the electronic data signals, coupled to the database for retrieving the terrain elevation information and coupled to the memory for retrieving the machine instructions, the processor being structured to operate the machine instructions for generating a terrain situational awareness information presentation, wherein: (a) a strategic portion of the terrain elevation information having an elevation less than a pre-selected tactical altitude threshold relative to the current altitude above ground information is generated being color coded according to a monochromatic scale graduated as a function of terrain elevation relative to mean sea level, and (b) a tactical portion of the terrain elevation information having an elevation greater than the pre-selected tactical altitude threshold is generated being color coded as a function of terrain elevation relative to the current altitude above ground information; and a cockpit display being coupled to receive and display the terrain situational awareness information presentations. 13. The integrated display apparatus of claim 12 wherein the machine instructions executable by a processor for causing a display device to display the tactical portion of the terrain elevation information further comprise machine instructions executable by a processor for causing a display device to display: a first portion of the tactical portion of the terrain elevation information having an elevation greater than the current altitude above ground generated being color coded a first relative altitude color selected to indicate warning, a second portion of the tactical portion of the terrain elevation information having an elevation less than the current altitude above ground and greater than a pre-selected caution altitude threshold approximately midway between the pre-selected tactical altitude threshold and the current altitude above ground generated being a color coded a second relative altitude color selected to indicate caution, and a third portion of the tactical portion of the terrain elevation information having an elevation less than the pre-selected caution altitude threshold and greater than pre-selected tactical altitude threshold generated being color coded a third relative altitude color selected to indicate safety. 14. The integrated display apparatus of claim 12 wherein the source of real-time electronic data signals reporting current position and altitude above ground information further comprises real-time electronic data signals reporting one of current heading and track information. 15. The integrated display apparatus of claim 14 wherein the cockpit display being coupled to receive and display the terrain situational awareness information presentations further comprises a display presenting a look-ahead perspective view. 16. The integrated display apparatus of claim 14 wherein the cockpit display being coupled to receive and display the terrain situational awareness information presentations further comprises a display presenting one of: a horizontal terrain elevation view wherein the horizontal terrain elevation view is a display of terrain elevation relative to the current position and altitude above ground information; and a profile terrain elevation view wherein the profile terrain elevation view is a display of vertical terrain profile in a line from the current position to a selected distance along one of the current track and a projected aircraft path. 17. The integrated display apparatus of claim 14 wherein the cockpit display being coupled to receive and display the terrain situational awareness information presentations further comprises a display presenting both of: a horizontal terrain elevation view wherein the horizontal terrain elevation view is a display of terrain elevation relative to the current position and altitude above ground information; and a profile terrain elevation view wherein the profile terrain elevation view is a display of vertical terrain profile in a line from the current position to a selected distance along one of the current heading, the current track, and a projected current aircraft path. 18. A computer program residing on a computer usable storage medium, the computer program comprising: executable computer-readable program code means for receiving at intervals one or more signals representative of updated position and altitude above ground data; and executable computer-readable program code means for generating and outputting a plurality of display control signals representative of a strategic portion of terrain elevation data occurring within a pre-selected range of the position data and extending between a minimum elevation of terrain elevation information and a pre-selected strategic altitude threshold less than the altitude above ground data, the strategic portion of terrain elevation data being formatted in a monochromatic scale graduated as a function of terrain elevation relative to mean sea level. 19. The computer program of claim 18 wherein: the cxecutable computer-readable program code means for receiving at intervals one or more signals representative of updated position and altitude above ground data further comprises executable computer-readable program code means for receiving at intervals one or more signals representative of one of updated heading data and updated track data; and the strategic portion of the terrain elevation data further comprises terrain elevation data occurring within a pre-selected range of the position data relative to one of the heading and track data. 20. The computer program of claim 18, further comprising executable computer-readable program code means for generating and outputting a plurality of display control signals representative of tactical terrain elevation data occurring within a pre-selected range of the position data and extending between the altitude above ground data and the pre-selected strategic altitude threshold, the tactical terrain elevation data being divided into a plurality of different tactical terrain elevation data as a function of elevation relative to the altitude above ground data, a first of the different tactical terrain elevation data having an elevation greater than the altitude above ground data, and a second of the different tactical terrain elevation data having an elevation greater than the pre-selected strategic altitude threshold and less than the altitude above ground data. 21. The computer program of claim 20 wherein the second of the different tactical terrain elevation data further comprises second and third different tactical terrain elevation data, the second of the different tactical terrain elevation data extending between an elevation greater than the pre-selected strategic altitude threshold and the altitude above ground data, and the third of the different tactical terrain elevation data extending between the second of the different tactical terrain elevation data and the altitude above ground data. 22. The computer program of claim 21 wherein the executable computer-readable program code means for receiving at intervals one or more signals representative of updated position and altitude above ground data further comprises executable computer-readable program code means for receiving at intervals one or more signals representative of updated heading data; and the tactical portion of the terrain elevation data further comprises terrain elevation data occurring within a pre-selected range of the position data relative to one of the heading and track data. 23. The computer program of claim 18 wherein the plurality of display control signals generated and output by the executable computer-readable program code means for generating and outputting a plurality of display control signals further comprises a plurality of display control signals for generating a look-ahead perspective view. 24. A computer program product, comprising: a computer-usable medium having computer-readable code embodied therein for configuring a computer processor, the computer program product comprising: a first executable computer-readable code configured to cause a computer processor to receive at intervals samples of one or more instrument signals reporting substantially continuously updated position data, updated altitude above ground data, and at least one of updated heading and tracking data; a second executable computer-readable program code configured to cause a computer processor to access at intervals a database of terrain elevation data and retrieve relevant terrain elevation data as a function of the updated position data, updated altitude above ground data, and one of updated heading and track data, wherein the relevant terrain elevation data include terrain elevation data occurring within a selected range of the updated position along one of the updated heading and track and having an elevation extending from a minimum of the database of terrain elevation data within the selected rage to a maximum of the database of terrain elevation data; a third executable computer-readable program code configured to cause a computer processor to categorize the retrieved terrain elevation data into a plurality of different elevation bands tat are differentiated at different pre-selected elevation levels relative to the updated altitude AGL data, wherein the different elevation bands include: a first tactical elevation band of terrain elevation data extending upwardly from a tactical elevation selected relative to the updated altitude AGL and encompassing a portion of the relevant terrain elevation data having an elevation the same as or greater than the selected tactical elevation, and a second strategic elevation band of terrain data extending downwardly from the selected tactical elevation to the minimum of the database of terrain elevation data within the selected range; and a fourth executable computer-readable program code configured to cause a computer processor to apply different relative altitude color coding to the terrain elevation data in each of the different bands, the fourth computer-readable program code including executable computer-readable program code configured to cause a computer processor to apply a color scale graduated as a function of elevation to at least the relevant terrain elevation data within the strategic elevation band of terrain data, the color scale being graduated as a function of elevation between a most saturated shade for the minimum of the database of terrain elevation relative to mean sea level and a least saturated shade for the terrain elevation data at the selected tactical elevation. 25. The computer program product of claim 24 wherein the third executable computer-readable program code configured to cause a computer processor to categorize the retrieved terrain elevation data into a plurality of different elevation bands further comprises executable computer-readable program code configured to cause a computer processor to categorize the first tactical elevation band of terrain elevation data into a plurality of different tactical elevation bands relative to the updated altitude AGL data, wherein the different tactical elevation bands include: a "warning" elevation band of terrain data extending upwardly from the updated altitude AGL data, a "caution" elevation band of terrain data extending downwardly from the updated altitude AGL data to a pre-selected safety elevation lower than the updated altitude AGL data but above the second strategic elevation band of terrain data, and a "safety" elevation band of terrain data extending downwardly from the pre-selected "caution" elevation to the second strategic elevation band of terrain data; and the fourth executable computer-readable program code configured to cause a computer processor to apply different relative altitude color coding to terrain elevation data in each of the different bands further comprises executable computer-readable program code configured to cause a computer processor to apply a different color to each of the different tactical elevation bands. 26. The computer program product of claim 24, further comprising a fifth executable computer-readable program code configured to cause a computer processor to generate a plurality of display control signals for informing a terrain situational awareness display presentation with the color coded terrain elevation data. 27. The computer program product of claim 26 wherein the fifth executable computer-readable program code further comprises executable computer-readable program code configured to cause a computer processor to generate a plurality of display control signals for informing a terrain situational awareness display presentation with the color coded terrain elevation data formatted to display a look-ahead perspective view. 28. The computer program product of claim 26, further comprising a sixth executable computer-readable program code configured to cause a computer processor to output the display control signals generated by the fifth computer-readable program code. 29. The computer program product of claim 26, further comprising: a seventh executable computer-readable program code configured to cause a computer processor to access at intervals the updated position data, updated altitude above ground data, and one of updated heading and track data, and to project one of the aircraft heading and the aircraft track to a pre-selected distance ahead of the updated position data; and wherein the display control signals generated by the fifth executable computer-readable program code is further configured to cause a computer processor to generate a plurality of display control signals for informing a terrain situational awareness display presentation with the color coded terrain elevation data within a pre-selected envelope corresponding to the projected one of the aircraft heading and the aircraft track. 30. The computer program product of claim 29 wherein the envelope further comprises a volume of space surrounding the projected one of the aircraft heading and the aircraft track for a pre-selected distance from the updated position. 31. The computer program product of claim 30 wherein the pre-selected distance further comprises a distance computed as a function of time. 32. The computer program product of claim 30 wherein the envelope further comprises a vertically extending angular wedge-shaped volume of space surrounding the projected one of the aircraft heading and the aircraft track. 33. The computer program product of claim 32 wherein the vertically extending angular wedge-shaped volume of space that comprises the envelope further comprises a volume of space within an area swept by a vertical plane between pre-selected positive and negative azimuth angles relative to the projected one of the aircraft heading and the aircraft track. 34. The computer program product of claim 32 wherein the vertically extending angular wedge-shaped volume of space that comprises the envelope further comprises an apex located approximately at the updated position. 35. A method for dynamically displaying terrain situational awareness information, the method comprising: receiving at intervals one or more signals representative of position and altitude above ground data, retrieving a plurality of terrain elevation data as a function of the position data; and displaying a color coded representation of a strategic portion of the terrain elevation data having an elevation less than a pre-selected strategic altitude threshold determined as a function of the altitude data, including color coding the representation as a monochromatic scale graduated as a function of terrain elevation relative to mean sea level. 36. The method of claim 35 wherein receiving at intervals one or more signals representative of position and altitude above ground data further comprises receiving at intervals one or more signals representative of one of heading and track data. 37. The method of claim 36 wherein retrieving a plurality of terrain elevation data as a function of the position data further comprises retrieving the plurality of terrain elevation data as a function of the heading or track data. 38. The method of claim 35 further comprising displaying a color coded representation of a tactical portion of the terrain elevation data having an elevation greater than the pre-selected strategic altitude threshold. 39. The method of claim 38 wherein displaying a color coded representation of a tactical portion of the terrain elevation data further comprises color coding the representation the tactical portion of the terrain elevation data as a function of terrain elevation relative to the altitude above ground data. 40. The method of claim 39 wherein color coding the representation the tactical portion of the terrain elevation data as a function of terrain elevation relative to the altitude above ground data further comprises color coding in different colors a safe portion of the tactical terrain elevation data having an elevation between the strategic altitude threshold and a pre-selected caution elevation below the altitude above ground data, a caution portion of the tactical terrain elevation data having an elevation between the caution elevation and the altitude above ground data, and a warning portion of the tactical terrain elevation data having an elevation greater than the altitude above ground data.
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