초록 ▼

A system and method for a terrain awareness warning system. The system includes a radar system configured to transmit a first radio frequency wave and receive a second radio frequency wave, a display for receiving a display signal representative of an obstacle source and an obstacle source data circ

A system and method for a terrain awareness warning system. The system includes a radar system configured to transmit a first radio frequency wave and receive a second radio frequency wave, a display for receiving a display signal representative of an obstacle source and an obstacle source data circuit. The obstacle source data circuit includes an interface and a display circuit. The interface is coupled to the radar system and the display. The display circuit is configured to determine the obstacle source based on the second radio frequency wave and to transmit the display signal representative of the obstacle source.

대표청구항 ▼

1. In an aircraft, including a weather radar system and a directional radio frequency receiver system and a display, and obstacle detection system for coupling to the display comprising: an interface for coupling to the radar system; anda processor configured to determine a presence of a radio, tele

1. In an aircraft, including a weather radar system and a directional radio frequency receiver system and a display, and obstacle detection system for coupling to the display comprising: an interface for coupling to the radar system; anda processor configured to determine a presence of a radio, television, or cell phone tower based on information received from the directional receiver, and the processor configured to cause the display to provide a representation of the tower, wherein the processor is configured to provide a warning of a presence of the tower in response to the tower being within an envelope of the weather radar system and being within a first distance from the aircraft, wherein the directional receiver is a broadband receiver. 2. The system of claim 1, wherein the processor is configured to determine at least one of an advisory and a caution based on the tower being within a second distance of the aircraft, the another second distance being greater than the first distance. 3. The system of claim 2, further comprising a flight deck display and wherein the system transmits a signal to the flight deck display based on the at least one of the advisory and the caution and the warning. 4. The system of claim 1, wherein the broadband receiver is configured to provide lightning detection data. 5. The system of claim 4, wherein the lighting detection data includes range and direction data. 6. The system of claim 1, further comprising: a flight deck display;the system being configured to determine at least one of an advisory and a caution based on the obstacle source; andwherein the system is configured to transmit a signal to the flight deck display based on the at least one of the advisory the caution and the warning. 7. The system of claim 1, wherein the system is configured to transmit an obstacle source characteristic signal to an off-board central database. 8. The system of claim 1, wherein an off-board central database is configured to transmit a plurality of obstacle source characteristic signals to an on-board obstacle source database. 9. The system of claim 8, wherein the processor is configured to compare the plurality of obstacle source characteristic signals to an obstacle source characteristic data stored in the on-board obstacle source database and wherein the processor is configured to generate a discrepancy report. 10. A terrain awareness warning system for use on-board an aircraft, comprising: means for receiving a reflected radio frequency wave associated with a target, the target being at least partially reflective, the target including a radio, cell phone, or television tower providing an active emission;means for receiving the active emission from the tower to detect the tower;means for determining a location of the tower based upon information from the means for receiving a reflected radio frequency wave; andmeans for generating a warning based upon selection criteria. 11. The terrain awareness warning system of claim 10, wherein the selection criteria includes an airplane height. 12. The terrain awareness warning system of claim 10, wherein the means for receiving an active emission is configured to detect a lightning strike. 13. The terrain awareness warning system of claim 10, further comprising a means for transmitting target characteristics to an off-board database. 14. The terrain awareness warning system of claim 10, further comprising a means for receiving a plurality of target characteristics from an off-board database. 15. The terrain awareness warning system of claim 14, further comprising a means for comparing the plurality of target signals to a target characteristic database in a terrain awareness warning system. 16. A terrain awareness warning system comprising: a processor coupled to an obstacle data base for passively determining the presence of an obstacle, the obstacle including a radio, television, or cell phone tower, the radio, television or cell phone tower providing radio frequency emissions;a directional broadband receiver configured to detect the presence of the tower from the radio frequency emissions from the tower and coupled to the processor; andan active radar system configured to determine the presence of the tower based upon the reception of reflected radar signals, wherein the processor is configured to provide a warning signal in response to a distance to the tower and the tower being in an envelope of the active radar system. 17. The terrain awareness warning system of claim 16 wherein the directional broadband receiver is configured to provide lightning detection data to the active radar system. 18. The terrain awareness warning system of claim 16, wherein the active radar system is an x-band weather radar system. 19. The terrain awareness warning system of claim 16 wherein the receiver has a detection range of more than 50 miles. 20. The terrain awareness warning system of claim 16, wherein the active radar system is an x-band system and the receiver has a 50 KHz to 4 GHz bandwidth. 21. The terrain awareness warning system of claim 16, wherein the tower is selected for enhanced data collection by the active radar system.