Pulse or digital communications – Receivers – Interference or noise reduction
Patent
1997-03-10
1998-12-01
Bocure, Tesfaldet
Pulse or digital communications
Receivers
Interference or noise reduction
455137, 375233, H04B 102
Patent
active
058449515
ABSTRACT:
A method and apparatus for multichannel combining and equalization in a multichannel receiver is described. The receiver jointly performs diversity combining, equalization and synchronization. The method and apparatus of the present invention may be used to provide a reduced complexity adaptive multichannel receiver for use in a digital communication system.
REFERENCES:
patent: 3940694 (1976-02-01), Price et al.
patent: 4468786 (1984-08-01), Davis
patent: 4599732 (1986-07-01), LeFever
patent: 4630262 (1986-12-01), Callens et al.
patent: 4644562 (1987-02-01), Kavehrad et al.
patent: 4688213 (1987-08-01), Raychaudhuri
patent: 4733402 (1988-03-01), Monsen
patent: 4821289 (1989-04-01), Peile
patent: 4872163 (1989-10-01), Follett et al.
patent: 4972434 (1990-11-01), Le Polozec et al.
patent: 5005189 (1991-04-01), Hackett, Jr.
patent: 5029186 (1991-07-01), Maseng et al.
patent: 5031193 (1991-07-01), Atkinson et al.
patent: 5052000 (1991-09-01), Wang et al.
patent: 5056117 (1991-10-01), Gitlin et al.
patent: 5063573 (1991-11-01), Langewellpott
patent: 5111484 (1992-05-01), Karabinis
patent: 5127051 (1992-06-01), Chan et al.
patent: 5132988 (1992-07-01), Fisher et al.
patent: 5142551 (1992-08-01), Borth et al.
patent: 5155742 (1992-10-01), Ariyavistakul et al.
patent: 5185764 (1993-02-01), Baier
patent: 5199047 (1993-03-01), Koch
patent: 5202903 (1993-04-01), Okanoue
patent: 5204874 (1993-04-01), Falconer et al.
patent: 5206863 (1993-04-01), Nazarenko et al.
patent: 5214675 (1993-05-01), Mueller et al.
patent: 5231648 (1993-07-01), Driedger et al.
patent: 5234347 (1993-08-01), Bonta et al.
patent: 5249204 (1993-09-01), Funderburk et al.
patent: 5249205 (1993-09-01), Chennakeshu et al.
patent: 5251233 (1993-10-01), Labedz et al.
patent: 5251237 (1993-10-01), Baier
patent: 5251328 (1993-10-01), Shaw
patent: 5257265 (1993-10-01), Su et al.
patent: 5257399 (1993-10-01), Kallin et al
patent: 5263052 (1993-11-01), Borth et al.
patent: 5263053 (1993-11-01), Wan et al.
patent: 5285482 (1994-02-01), Schier et al.
patent: 5297171 (1994-03-01), Koch
patent: 5301167 (1994-04-01), Proakis et al.
patent: 5379046 (1995-01-01), Tsujimoto
patent: 5473333 (1995-12-01), Chiba et al.
patent: 5528581 (1996-06-01), De Bot
patent: 5537443 (1996-07-01), Yoshino et al.
patent: 5757845 (1998-05-01), Fukawa et al.
Stojanovic et al, "Reduced-complexity Simultaneous Transforming & Equalization for underwater Acoustic Comm." IEEE Journal of Oceanic Engineering, 1993, pp. 46-51.
Edward A. Lee et al., "Digital Communication," Kluwer Acadamic Publisher, pp. 548-558, 1988.
Catipovic, J. et al, An Acoustic Telemetry System for Deep Ocean Mooring Data Acquisition and Control Woods Hold Oceanographic Institution, pp. 1-6.
Catipovic, Josko A., Spatial diversity Processing for Underwater Acoustic Telemetry, IEE Journal of Oceanic Engineering, vol. 15, No. 1, Jan., 19990, pp. 1-7.
Catipovic, Josko, et al., Underwater Acoustic Local Area Network for ROV and Instrument Communications, Woods Hole Oceanographis Institution, Woods Hole, MA 02543.
Lee E. Freitag, et al., A Long Term Deep-Water Acoustic Telemetry Experiment, Woods Hole Oceanographic Institution, Woods Hole, MA 02543.
David Chase, Code Combing-A Maximum Likelihood Decoding Approach for Combining an Arbitrary Number of Noisy Packets, IEE Transactions on Communications vol. Comm-33, No. 5, May, 1985, pp. 385-393.
Mordechai Segal, et al., Optimal source Localization and Tracking Using Arrays with Uncertainties in Sensor Locations, Technical Report, Woods Hold Oceanographic Institution, Aug., 1989, pp. 1-40.
Milica Stojanovic, et al., Coherent communications Over Long Range Underwater Acoustic Telemetry Channels, pp. 1-7.
Timothy F. Duda, Modeling Weak Fluctuations of Undersea Telemetry Signals, IEEE Journal of Oceanic Engineering vol. 16, No. 1, Jan. 1991, pp. 3-11.
Brady, David, et al., Robust Multiuser Communications for Underwater Acoustic channels, Woods Hole Oceanographic Institution, Woods Hole, MA 02543, May 1, 1992, pp. 1-15.
Brady, David, Asymptotic Multiuser Efficiency for Two Stage Detectors in AWGN Channels, The 1993 International Symposium on Information Theory, San Antonio, Texas, Jan., 1993.
X. Zhang, et al, Soft Decision Multistage Detection for Asynchronous AWGN Channels, The Proceedings of the 31st Annual Allerton Conference on Communications, Control and Computing.
D. Brady, et al., An Adaptive, Soft-Decision Multiuser Receiver for Underwater Acoustical Channels, Proceedings of the 1991 Asilomar Conference on Signals, Systems and Computers.
M. Stojanovic, et al. "Adaptive multichannel combining and equalization for underwater acoustic communications" Sep. 1993, pp. 1621-1631, J. Acoust. Soc AM 94(3) Pt. 1.
M. Stojanovic, et al. An Algotithm for Multichannel Coherent Digital Communications Over Long Range Underwater Acoustic Telemetry Channels, pp. (6) unnumbered.
Josko A. Catipovic, et al. "High Data Rate Acoustic Telemetry for Moving Rovs in A Fading Multipath Shallow Environment", pp. (8) unnumbered.
Milica Stojanovic, Coherent Digital Communications for Rapidly Fading Channels With Applications to Underwater Acoustics, Sep., 1993, pp. 1-199.
John G. Proakis, Adaptive Equilization Techniques for Acoustic Telemetry Channels, IEEE Journal of Oceanic Engineering vol. 16, No. 1, Jan., 1991.
Proakis John G.
Stojanovic Milica
Bocure Tesfaldet
Northeastern University
Woods Hole Oceanographic Institution
LandOfFree
Method and apparatus for simultaneous beamforming and equalizati does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for simultaneous beamforming and equalizati, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for simultaneous beamforming and equalizati will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2401388