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Spatial diversity processing for underwater acoustic telemetry 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • H04B-011/00
출원번호 US-0195965 (1994-02-09)
발명자 / 주소
  • Catipovic Josko A. (20 McGregor Rd. PO Box 705 Woods Hole MA 02543) Freitag Lee E. (86 Water St. Woods Hole MA 02543 4)
인용정보 피인용 횟수 : 52  인용 특허 : 0

초록

An underwater acoustic telemetry system uses spatially distributed receivers with aperture sizes from 0.35 to 20 m. Output from each receiver is assigned a quality measure based on the estimated error rate, and the data, weighted by the quality measure, is combined and decoded. The quality measure i

대표청구항

An underwater telemetry system, comprising: multiple spatially diverse hydrophones; means associated with a first one of said spatially diverse hydrophones for receiving underwater acoustic signals transmitted from an underwater acoustic: source along a first path; means associated with a second of

이 특허를 인용한 특허 (52)

  1. Stephen D. Hayward GB, Adaptive sensor array apparatus.
  2. Zhou, Shengli; Li, Baosheng; Willett, Peter; Stojanovic, Milica; Freitag, Lee, Apparatus, systems and methods for enhanced multi-carrier based underwater acoustic communications.
  3. Tsai, Jia Cheng, Cascadable diversity receiving system and method thereof.
  4. Gardner, Steven H., Data transmission method and apparatus using networked receivers having spatial diversity.
  5. Okunev, Yuri, Data transmission via multi-path channels using orthogonal multi-frequency signals with differential phase shift keying modulation.
  6. Okunev, Yuri, Data transmission via multi-path channels using orthogonal multi-frequency signals with differential phase shift keying modulation.
  7. Bandy, William R.; Okunev, Yuri; Shanks, Wayne E., Data transmission via wide band acoustic channels.
  8. Bandy, William R.; Okunev, Yuri; Shanks, Wayne E., Data transmission via wide band acoustic channels.
  9. Black, Peter J.; Sindhushayana, Nagabhushana T., Delay lock loops for wireless communication systems.
  10. Launay,Erwan; Sueur,Bertrand, Device and method for receiving with at least two reception channels, and corresponding use.
  11. Arneson, Michael; Bandy, William R.; Powell, Kevin J.; Salsman, Kenneth E.; Tirpack, Devon, Displaying image data from a scanner capsule.
  12. Arneson, Michael; Bandy, William R.; Powell, Kevin J.; Salsman, Kenneth E.; Tirpack, Devon, Displaying image data from a scanner capsule.
  13. Arneson, Michael; Bandy, William R.; Powell, Kevin J.; Salsman, Kenneth E.; Tirpack, Devon, Displaying image data from a scanner capsule.
  14. Khayrallah Ali S. ; Toy Raymond ; Ramesh Rajaram, Effective bypass of error control decoder in a digital radio system.
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  21. Arneson, Michael R.; Bandy, William R.; Powell, Kevin J.; Jamieson, Brian, Ingestible low power sensor device and system for communicating with same.
  22. Murphy, Sean B.; Best, Brian Steven; Fisher, Sam, Injection molding systems and methods for forming materials used in footwear and materials manufactured by said systems and methods.
  23. Hottinen, Ari, Interference cancellation method, and receiver.
  24. Blackmon, Fletcher A.; Hagh, Mohanadreza M.; Proakis, John; Salehi, Masoud, Iterative decision feedback adaptive equalizer.
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  28. Arneson, Michael R.; Bandy, William Robert; Davenport, Roger Allen; Powell, Kevin J.; Ngo, Son; Okunev, Yuri; Schober, Robert, Method for acoustic information exchange involving an ingestible low power capsule.
  29. Kaewell, Jr.,John D., Method for determining signal quality of simultaneously received multiple channels of data.
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  37. Reznik, Alexander; Yang, Rui; Li, Bin; Zeira, Ariela, Reduced complexity sliding window based equalizer.
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  40. Pillai,Unnikrishna Sreedharan, Robust optimal shading scheme for adaptive beamforming with missing sensor elements.
  41. Luetzelberger, Dirk; Przybilla, Henrik, Security unit and protection system comprising such security unit as well as method for protecting data.
  42. Kaewell, Jr., John D., Spread spectrum base station for simultaneously receiving and processing multiple channels of data.
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  44. Riedl, Thomas J.; Singer, Andrew C., System and method for broadband doppler compensation.
  45. Jarvis Susan M., Time diversity transmission for multichannel adaptive equalization.
  46. Arneson, Michael; Bandy, William; Shanks, Wayne, Ultrasound scanning capsule endoscope.
  47. Arneson, Michael; Bandy, William; Shanks, Wayne, Ultrasound scanning capsule endoscope (USCE).
  48. Woodsum Harvey C. ; Hogan William, Underwater location and communication system.
  49. Yang, Tsih, Underwater telemetry apparatus and method.
  50. Yang, Tsih, Underwater telemetry method using doppler compensation.
  51. Ariyavisitakul, Sirikiat Lek; Singh, Manoneet, Wireless receiver using noise levels for combining signals having spatial diversity.
  52. Ariyavisitakul, Sirikiat Lek; Singh, Manoneet, Wireless receiver using noise levels for postscaling an equalized signal having temporal diversity.
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