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05598244
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Title:
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Patent #:
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Application #:
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05598252
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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07/10/1979
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Application #:
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05775419
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Filing Dt:
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03/07/1977
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Title:
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MULTIPLEXING
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Patent #:
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Issue Dt:
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03/27/1984
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Application #:
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06136503
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Filing Dt:
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04/03/1980
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Title:
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MODEM CIRCUITRY
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Patent #:
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Issue Dt:
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08/03/1982
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Application #:
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06136754
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Filing Dt:
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04/03/1980
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Title:
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MODEM CIRCUITRY
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Patent #:
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Issue Dt:
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01/26/1982
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Application #:
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06136919
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Filing Dt:
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04/03/1980
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Title:
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MODEM CIRCUITRY
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Patent #:
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Issue Dt:
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08/10/1982
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Application #:
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06136921
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Filing Dt:
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04/03/1980
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Title:
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TIME RECOVERY CIRCUITRY IN A MODEM RECEIVER
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Patent #:
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Issue Dt:
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12/28/1982
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Application #:
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06188536
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Filing Dt:
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09/18/1980
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Title:
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DIGITAL FILTER WITH SCALED TAP COEFFICIENTS
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Patent #:
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Issue Dt:
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01/11/1983
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Application #:
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06188547
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Filing Dt:
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09/18/1980
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Title:
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PROGRAMMABLE DIGITAL DETECTOR FOR THE DEMODULATION OF ANGLE MODULATED ELECTRICAL SIGNALS
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Patent #:
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Issue Dt:
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01/18/1983
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Application #:
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06188548
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Filing Dt:
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09/18/1980
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Title:
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LINEAR PHASE DIGITAL FILTER
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Patent #:
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Issue Dt:
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11/09/1982
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Application #:
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06228880
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Filing Dt:
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01/22/1981
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Title:
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DIGITAL MODEM TRANSMITTER
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Patent #:
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Issue Dt:
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01/22/1985
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Application #:
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06311743
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Filing Dt:
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10/15/1981
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Title:
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MULTIPROCESSOR/MULTIMEMORY CONTROL SYSTEM
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Patent #:
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Issue Dt:
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07/24/1984
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Application #:
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06322955
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Filing Dt:
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11/19/1981
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Title:
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DO LOOP CIRCUIT
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Patent #:
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Issue Dt:
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08/27/1985
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Application #:
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06352207
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Filing Dt:
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02/25/1982
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Title:
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SIGNAL STRUCTURES WITH DATA ENCODING/DECODING FOR QCM MODULATIONS
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Patent #:
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Issue Dt:
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01/07/1986
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Application #:
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06358450
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Filing Dt:
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03/15/1982
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Title:
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FREQUENCY SYNTHESIZER AND DIGITAL PHASE LOCK LOOP
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Patent #:
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Issue Dt:
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12/31/1985
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Application #:
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06439740
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Filing Dt:
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11/08/1982
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Title:
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SYMBOL CODING APPARATUS
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Patent #:
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Issue Dt:
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01/15/1985
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Application #:
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06455306
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Filing Dt:
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01/03/1983
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Title:
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MODEM END OF MESSAGE DETECTOR
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Patent #:
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Issue Dt:
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11/12/1985
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Application #:
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06479226
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Filing Dt:
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03/28/1983
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Title:
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HIGH SPEED DRIVE CIRCUIT
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Patent #:
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Issue Dt:
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06/24/1986
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Application #:
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06485069
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Filing Dt:
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04/14/1983
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Title:
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BLOCK CODED MODULATION SYSTEM
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Patent #:
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Issue Dt:
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09/09/1986
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Application #:
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06493901
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Filing Dt:
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05/12/1983
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Title:
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HIGH SPEED FULLY PRECHARGED PROGRAMMABLE LOGIC ARRAY
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Patent #:
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Issue Dt:
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06/19/1984
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Application #:
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06503577
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Filing Dt:
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06/13/1983
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Title:
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DUAL PROCESSOR DIGITAL MODEM APPARATUS
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Patent #:
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Issue Dt:
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06/24/1986
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Application #:
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06510102
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Filing Dt:
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07/01/1983
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Title:
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TWO-PASS MULTIPLIER-ACCUMULATOR CIRCUIT
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Patent #:
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Issue Dt:
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04/30/1985
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Application #:
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06519753
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Filing Dt:
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08/02/1983
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Title:
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MEANS AND METHOD FOR REDUCTION OF PHASE JITTER
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Patent #:
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Issue Dt:
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10/13/1987
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Application #:
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06577044
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Filing Dt:
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02/06/1984
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Title:
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CODED MODULATION SYSTEM
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Patent #:
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Issue Dt:
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04/29/1986
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Application #:
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06577045
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Filing Dt:
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02/06/1984
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Title:
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SOURCE CODED MODULATION SYSTEM
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Patent #:
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Issue Dt:
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12/16/1986
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Application #:
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06584235
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Filing Dt:
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02/27/1984
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Title:
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DATA TRANSMISSION WITH BLOCK CODING
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Patent #:
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Issue Dt:
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07/05/1988
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Application #:
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06587386
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Filing Dt:
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03/08/1984
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Title:
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ADAPTIVE COMMUNICATION RATE MODEM
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Patent #:
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Issue Dt:
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07/22/1986
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Application #:
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06603174
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Filing Dt:
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04/23/1984
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Title:
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LOCAL AREA DATA COMMUNICATION NETWORK
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Patent #:
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Issue Dt:
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12/31/1985
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Application #:
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06617151
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Filing Dt:
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06/05/1984
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Title:
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DATA COMPRESSION
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Patent #:
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Issue Dt:
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12/24/1985
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Application #:
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06617241
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Filing Dt:
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06/05/1984
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Title:
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DATA COMPRESSION
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Patent #:
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Issue Dt:
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04/29/1986
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Application #:
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06617974
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Filing Dt:
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06/06/1984
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Title:
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MEANS AND METHOD FOR DATA TRANSMISSION ON WIRED CHANNELS
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Patent #:
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Issue Dt:
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09/12/1989
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Application #:
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06621127
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Filing Dt:
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06/15/1984
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Title:
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SIGNAL STRUCTURES FOR DOUBLE SIDE BAND-QUADRATURE CARRIER MODULATION
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Patent #:
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Issue Dt:
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12/23/1986
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Application #:
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06687205
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Filing Dt:
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12/28/1984
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Title:
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CODED MODULATION SYSTEM WITH FEEDBACK
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Patent #:
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Issue Dt:
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12/15/1987
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Application #:
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06727398
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Filing Dt:
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04/25/1985
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Title:
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MULTIDIMENSIONAL, CONVOLUTIONALLY CODED COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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12/15/1987
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Application #:
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06746538
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Filing Dt:
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06/19/1985
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Title:
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CODED MODULATION SYSTEM WITH A SIMPLIFIED DECODER CAPABLE OF REDUCING THE EFFECTS OF CHANNEL DISTORTION
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Patent #:
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Issue Dt:
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02/03/1987
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Application #:
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06753182
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Filing Dt:
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07/09/1985
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Title:
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FRAME SYNCHRONIZATION IN TRELLIS-CODED COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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02/10/1987
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Application #:
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06772223
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Filing Dt:
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09/03/1985
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Title:
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CMOS INPUT BUFFER ACCEPTING TTL LEVEL INPUTS
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Patent #:
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Issue Dt:
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06/23/1987
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Application #:
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06776847
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Filing Dt:
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09/17/1985
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Title:
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BACKUP POWER SYSTEM
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Patent #:
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Issue Dt:
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05/23/1989
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Application #:
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06800529
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Filing Dt:
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11/21/1985
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Title:
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CODED MODULATION SYSTEM USING INTERLEAVING FOR DECISION-FEEDBACK EQUALIZATION
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Patent #:
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Issue Dt:
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03/15/1988
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Application #:
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06819709
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Filing Dt:
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01/17/1986
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Title:
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MEANS AND METHOD FOR BLOCK ENCODING DETECTION AND DECODING
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Patent #:
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Issue Dt:
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06/12/1990
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Application #:
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06828397
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Filing Dt:
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02/11/1986
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Title:
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SIMPLIFIED DECODING OF LATTICES AND CODES
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Patent #:
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Issue Dt:
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05/17/1988
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Application #:
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06839706
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Filing Dt:
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03/12/1986
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Title:
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TRANSITION DETECTOR
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Patent #:
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Issue Dt:
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05/17/1988
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Application #:
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06851253
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Filing Dt:
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04/14/1986
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Title:
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NETWORK COLLISION DETECTION AND AVOIDANCE APPARATUS
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Patent #:
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Issue Dt:
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03/22/1988
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Application #:
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06872594
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Filing Dt:
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06/10/1986
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Title:
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BLOCK CODING INTO 24 COORDINATES AND DETECTION OF TRANSMITTED SIGNALS
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Patent #:
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Issue Dt:
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07/05/1988
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Application #:
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06911664
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09/25/1986
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Title:
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CODED MODULATION SYSTEM
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Patent #:
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Issue Dt:
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11/21/1989
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Application #:
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07035505
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Filing Dt:
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04/07/1987
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Title:
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NETWORKING CIRCUITRY
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Patent #:
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Issue Dt:
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01/16/1990
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Application #:
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07062497
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Filing Dt:
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06/12/1987
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Title:
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SIGNAL CONSTELLATIONS
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Patent #:
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Issue Dt:
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03/14/1989
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07069250
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Filing Dt:
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07/02/1987
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Title:
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ECHO CANCELLATION
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Patent #:
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Issue Dt:
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11/21/1989
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07123941
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Filing Dt:
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11/23/1987
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Title:
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FULL DUPLEX MODEM SYSTEM FOR DIFFERING DATA BIT RATES
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Patent #:
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Issue Dt:
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02/13/1990
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Application #:
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07144756
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Filing Dt:
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01/19/1988
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Title:
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NETWORK DATA FLOW CONTROL TECHNIQUE
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Patent #:
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Issue Dt:
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10/30/1990
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Application #:
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07162820
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Filing Dt:
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03/01/1988
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Title:
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INTERCONNECTION NETWORK FOR MULTIPLE PROCESSORS
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Patent #:
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Issue Dt:
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09/25/1990
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Application #:
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07181203
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Filing Dt:
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04/13/1988
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Title:
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SIGNAL CONSTELLATIONS
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Patent #:
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Issue Dt:
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06/05/1990
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Application #:
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07192952
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Filing Dt:
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05/12/1988
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Title:
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MULTIMODE MODEM
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Patent #:
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Issue Dt:
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01/22/1991
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Application #:
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07193391
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Filing Dt:
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05/12/1988
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Title:
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COMMUNICATION SYSTEM FOR SENDING AN IDENTICAL ROUTING TREE TO ALL C0NNECTED NODES TO ESTABLISH A SHORTEST ROUTE AND TRANSMITTING MASSAGES THEREAFTER
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Patent #:
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Issue Dt:
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04/17/1990
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Application #:
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07262108
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10/19/1988
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Title:
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LINE QUALITY TESTING APPARATUS
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Patent #:
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Issue Dt:
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04/09/1991
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Application #:
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07279370
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Filing Dt:
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12/02/1988
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Title:
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ADAPTIVE RATE CONTROL FOR ECHO CANCELLING MODEM
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Patent #:
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Issue Dt:
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01/08/1991
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Application #:
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07288788
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Filing Dt:
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12/22/1988
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Title:
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DISTRIBUTED SWITCHING ARCHITECTURE FOR COMMUNICATION MODULE REDUNDANCY
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Patent #:
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Issue Dt:
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01/22/1991
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Application #:
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07333992
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04/05/1989
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Title:
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FAST TRAINING ECHO CANCELLER
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Issue Dt:
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06/18/1991
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Application #:
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07341647
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Filing Dt:
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04/21/1989
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Title:
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SYNCHRONIZING CONTINUOUS BIT STREAM ORIENTED TERMINALS IN A COMMUNICATIONS NETWORK
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Patent #:
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Issue Dt:
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09/10/1991
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Application #:
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07351199
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Filing Dt:
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05/12/1989
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Title:
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LINE PROBING MODEM
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Patent #:
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Issue Dt:
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03/17/1992
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07402958
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Filing Dt:
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08/31/1989
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Title:
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DIGITAL SPEECH CODER HAVING IMPROVED LONG TERM LAG PARAMETER DETERMINATION
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Issue Dt:
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06/19/1990
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Application #:
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07420662
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Filing Dt:
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10/10/1989
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Title:
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NETWORKING CIRCUITRY
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Issue Dt:
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09/22/1992
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07421610
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10/13/1989
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Title:
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TRELLIS SHAPING FOR MODULATION SYSTEMS
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Issue Dt:
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01/29/1991
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07431712
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Filing Dt:
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11/02/1989
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Title:
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SAMPLE RATE CONVERTER
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Patent #:
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Issue Dt:
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08/11/1992
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07452247
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Filing Dt:
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12/18/1989
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Title:
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DUAL TONE MULTI-FREQUENCY DETECTOR
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11/05/1991
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07455119
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12/22/1989
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Title:
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MODEM FOR DIGITAL COMMUNICATIONS
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Issue Dt:
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07/14/1992
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07458769
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Filing Dt:
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12/29/1989
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Title:
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TRANSMITTING ENCODED DATA ON UNRELIABLE NETWORKS
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02/16/1993
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07464292
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01/12/1990
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Title:
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CIRCUITRY FOR INTERFACING TELECOMMUNICATIONS EQUIPMENT TO A COMMUNICATION CHANNEL
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Patent #:
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Issue Dt:
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09/24/1991
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07471700
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Filing Dt:
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01/29/1990
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Title:
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DIGITAL FILTERING
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Patent #:
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Issue Dt:
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03/09/1993
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07478068
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Filing Dt:
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02/07/1990
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Title:
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PROCESSOR INTERFACE CIRCUITRY FOR EFFECTING DATA TRANSFERS BETWEEN PROCESSORS
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Patent #:
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Issue Dt:
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08/13/1991
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Application #:
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07490861
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Filing Dt:
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03/09/1990
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Title:
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FRACTIONAL FREQUENCY DIVIDER FOR PROVIDING A SYMMETRICAL OUTPUT SIGNAL
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Patent #:
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Issue Dt:
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05/25/1993
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Application #:
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07505418
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Filing Dt:
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04/06/1990
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Title:
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TRELLIS PRECODING FOR FRACTIONAL BITS/BAUD
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Patent #:
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Issue Dt:
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07/30/1991
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Application #:
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07515303
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Filing Dt:
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04/27/1990
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Title:
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COMPACT EXPANDABLE FOLDED FIRST-IN-FIRST-OUT QUEUE
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Patent #:
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Issue Dt:
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11/03/1992
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Application #:
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07523626
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Filing Dt:
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05/15/1990
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Title:
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DCD WITH REPROGRAMMING INSTRUCTIONS CONTAINED IN REMOVABLE CARTRIDGE
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Patent #:
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Issue Dt:
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08/13/1991
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Application #:
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07550217
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Filing Dt:
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07/10/1990
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Title:
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PARTIAL RESPONSE CHANNEL SIGNALING SYSTEMS
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Patent #:
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Issue Dt:
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07/27/1993
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Application #:
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07551712
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Filing Dt:
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07/11/1990
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Title:
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METHOD FOR PRIORITIZING, SELECTIVELY DISCARDING, AND MULTIPLEXING DIFFERING TRAFFIC TYPE FAST PACKETS
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Patent #:
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Issue Dt:
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05/19/1992
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Application #:
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07561623
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Filing Dt:
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08/02/1990
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Title:
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DYNAMIC ENCODING RATE CONTROL MINIMIZES TRAFFIC CONGESTION IN A PACKET NETWORK
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Patent #:
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Issue Dt:
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03/22/1994
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Application #:
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07570413
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Filing Dt:
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08/21/1990
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Title:
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LATTICE AND TRELLIS-CODED QUANTIZATION
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Patent #:
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Issue Dt:
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03/03/1992
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Application #:
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07580408
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Filing Dt:
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09/10/1990
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Title:
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METHOD OF MAKING PRINTED CIRCUIT BOARD ASSEMBLY
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Patent #:
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Issue Dt:
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05/11/1993
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Application #:
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07638297
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Filing Dt:
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01/04/1991
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Title:
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NETWORK MANAGEMENT INTERFACE WITH INTERNAL DSD
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Patent #:
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Issue Dt:
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03/16/1993
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Application #:
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07669831
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Filing Dt:
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03/15/1991
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Title:
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SPEECH CODER AND METHOD HAVING SPECTRAL INTERPOLATION AND FAST CODEBOOK SEARCH
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Patent #:
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Issue Dt:
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01/14/1992
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Application #:
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07677056
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Filing Dt:
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03/29/1991
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Title:
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VOLTAGE CONTROLLED OSCILLATOR WITH CONTROLLED LOAD
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Patent #:
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Issue Dt:
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01/14/1992
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Application #:
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07677057
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Filing Dt:
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03/29/1991
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Title:
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VOLTAGE CONTROLLED OSCILLATOR HAVING 50% DUTY CYCLE CLOCK
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Patent #:
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Issue Dt:
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05/25/1993
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Application #:
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07685571
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Filing Dt:
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04/15/1991
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Title:
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HIGH SPEED TWO WIRE MODEM
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Patent #:
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Issue Dt:
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09/14/1993
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Application #:
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07693170
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Filing Dt:
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04/29/1991
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Title:
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VOCABULARY MEMORY ALLOCATION FOR ADAPTIVE DATA COMPRESSION OF FRAME-MULTIPLEXED TRAFFIC
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Patent #:
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Issue Dt:
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11/30/1993
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Application #:
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07698010
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Filing Dt:
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05/09/1991
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Title:
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DEVICE AND METHOD FOR ASYNCHRONOUS CYCLIC REDUNDANCY CHECKING FOR DIGITAL RECEIVERS
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Patent #:
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Issue Dt:
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11/09/1993
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Application #:
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07705861
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Filing Dt:
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05/28/1991
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Title:
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CIRCUIT AND METHOD OF SWITCHING BETWEEN REDUNDANT CLOCKS FOR A PHASE LOCK LOOP
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Patent #:
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Issue Dt:
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12/07/1993
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Application #:
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07726065
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Filing Dt:
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07/05/1991
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Title:
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DEVICE AND METHOD FOR IMPLEMENTING QUEUEING DISCIPLINES AT HIGH SPEEDS
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Patent #:
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Issue Dt:
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11/16/1993
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Application #:
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07726069
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Filing Dt:
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07/05/1991
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Title:
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DEVICE AND METHOD OF INTERLEAVING FOR A TRELLIS PRECODING SYSTEM
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Patent #:
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Issue Dt:
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03/22/1994
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Application #:
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07736859
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Filing Dt:
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07/29/1991
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Title:
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DEVICE AND METHOD FOR ON-LINE ADAPTIVE SELECTION OF BAUD RATE AND CARRIER FREQUENCY
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Patent #:
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Issue Dt:
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09/28/1993
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Application #:
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07737874
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Filing Dt:
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07/30/1991
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Title:
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DEVICE AND METHOD FOR COMBINING PRECODING WITH SYMBOL-RATE SPECTRAL SHAPING
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Patent #:
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Issue Dt:
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03/30/1993
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Application #:
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07756741
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Filing Dt:
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09/09/1991
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Title:
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FIRST AND SECOND DIGITAL RATE CONVERTER SYNCHRONIZATION DEVICE AND METHOD
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Patent #:
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Issue Dt:
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06/07/1994
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Application #:
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07791702
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Filing Dt:
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11/14/1991
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Title:
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DEVICE AND METHOD FOR LINEAR LISTENER ECHO CANCELLATION
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Patent #:
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Issue Dt:
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10/12/1993
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Application #:
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07797881
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Filing Dt:
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11/26/1991
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Title:
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PRIORITIZATION METHOD AND DEVICE FOR SPEECH FRAMES CODED BY A LINEAR PREDICTIVE CODER
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Patent #:
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Issue Dt:
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10/27/1992
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Application #:
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07823586
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Filing Dt:
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01/16/1992
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Title:
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TRELLIS PRECODING FOR MODULATION SYSTEMS
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Patent #:
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Issue Dt:
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12/07/1993
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Application #:
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07890043
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Filing Dt:
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05/27/1992
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Title:
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DEVICE AND METHOD FOR AUTOMATICALLY ADJUSTING A PHASE-LOCKED LOOP
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Patent #:
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Issue Dt:
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02/08/1994
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Application #:
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07930943
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Filing Dt:
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08/17/1992
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Title:
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PHASE LOCK LOOP CHARGE PUMP WITH SYMMETRICAL CHARGE AND DISCHARGE CURRENTS
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Patent #:
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Issue Dt:
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12/14/1993
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Application #:
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07951964
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Filing Dt:
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09/28/1992
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Title:
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CIRCUITRY FOR INTERFACING TELECOMMUNICATIONS EQUIPMENT TO A COMMUNICATION CHANNEL
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Patent #:
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Issue Dt:
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11/16/1993
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Application #:
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07963009
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Filing Dt:
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10/19/1992
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Title:
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ARBITRATION AMONG MULTIPLE USERS OF A SHARED RESOURCE
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Patent #:
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Issue Dt:
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05/18/1993
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Application #:
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07966626
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Filing Dt:
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10/26/1992
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Title:
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POWER ON RESET CIRCUIT HAVING HYSTERESIS INVERTERS
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