이 특허를 인용한 특허 (36)

1. Needham,Edward W.; Mindrup,David T.; Blessing,John C., Active phased array antenna for aircraft surveillance systems.

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2. Fisher,Daniel E., Angle rate interferometer and passive ranger.

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3. Rose Conrad M. (Dahlgren VA), Apparatus for measuring a spatial angle to an emitter using squinted antennas.

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4. Nishida, Yoshifumi, Arrival angle estimation system, communication device, and communication system.

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5. Menegozzi Lionel Nicholas ; Harding Albert Charles ; Van Alstine Edward F., Azimuth and elevation direction finding system based on hybrid amplitude/phase comparison.

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6. Walton, Charles A., Body motion detecting system with correction for tilt of accelerometers and remote measurement of body position.

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7. James B. Jones ; Ruy C. Brandao ; Ruy L. Brandao ; Rand Ringwald, Cable phase calibration in a TCAS.

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8. Minter Jerry B., Calibration for pilot warning system.

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9. Owens Mark A., Compensation of direction finding estimates for polarimetric errors.

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10. Smith, Alexander E.; Cohen, Bennett, Correlation of flight track data with other data sources.

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11. Smith, Alexander E., Deployable intelligence and tracking system for homeland security and search and rescue.

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12. Smith, Alexander E.; Hulstrom, Russell; Evers, Carl A., Deployable passive broadband aircraft tracking.

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13. Prelewitz,David; Gray,Robert; Gerchberg,Rolf; Weiner,Michael, Digital imaging assembly and methods thereof.

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14. Kawasaki, Yoshinobu, Direction finding system and direction finding apparatus.

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15. Smith, Alexander E., Enhanced passive coherent location techniques to track and identify UAVs, UCAVs, MAVs, and other objects.

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16. Breen, Thomas J.; Smith, Alexander E.; Rossano, Christopher F., Extension of aircraft tracking and positive identification from movement areas into non-movement areas.

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17. Lee, Jeom Hun; Joo, In One; Kim, Myung Soon; Sin, Cheon Sig; Lee, Sang Uk, Hybrid direction identifying apparatus and method.

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18. Schantz,Hans Gregory; DePierre,Robert E., Low frequency asset tag tracking system and method.

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19. Needham, Edward W.; Blessing, John C., Method and system for calibrating an antenna array for an aircraft surveillance system.

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20. Wachs Marvin R. ; Berman Arnold L., Method and system for determining the location of a sense antenna associated with a phased array communication system.

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21. Alexander, Jr., William Francis, Methods and apparatus for determining a direction of arrival in a wireless communication system.

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22. Fattouche Michel,CAX ; Klukas Richard,CAX ; Oler Kevin,CAX, Methods and apparatus to position a mobile receiver using downlink signals part IV.

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23. Fattouche Michel,CAX, Methods and apparatus to position a mobile receiver using downlink signals, part II.

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24. Blessing, John C.; Hou, Weiguang; Needham, Edward W., Methods and systems for frequency independent bearing detection.

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25. Smith, Alexander E.; Breen, Thomas, Multilateration enhancements for noise and operations management.

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26. Schantz,Hans Gregory; Langford,David Wesley, Near field electromagnetic positioning system and method.

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27. Schantz,Hans Gregory; DePierre,Robert Edward; Wolenec,Glenn; Siwiak,Kazimierz; Gabig,Jerome Sylvester, Near field location system and method.

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28. Fisher, Daniel E., Processor for a passive ranger.

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29. Shima,Nobukazu; Isaji,Osamu, Radar apparatus.

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30. Uesato, Yoshihide, Radar device and azimuth angle detection method.

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31. Halladay, Henry E.; Edewaard, David O.; Swann, Terry M., Remote programmable reference.

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32. Wiegand, Richard J., System and method for determining a direction of incident electromagnetic signals.

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33. Schantz, Hans Gregory; DePierre, Robert Edward, System and method for near-field electromagnetic ranging.

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34. Smith Mark D., System for processing directional signals.

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35. Smith, Alexander E., Transmitter independent techniques to extend the performance of passive coherent location.

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36. Baraban, Mara S.; Sauer, Jacob A.; Leifer, Mark Curtis; McMillan, Stanton B., Wideband adaptive beamforming methods and systems.

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