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B1Utility Patent No. 4691172, Issued September 1, 1987
Precise Call Progress Detector
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B1Utility Patent No. 4742251, Issued May 3, 1988
Balanced Modulator For Auto Zero Networks
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B1Utility Patent No. 5168179, Issued December 1, 1992
Quadrature Amplitude Modulator Using Switched Capacitor Filter
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B1Utility Patent No. 4777453, Issued October 11, 1988
Synchronous Timer Anti-alias Filter And Gain Stage
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B1Utility Patent No. 4789995, Issued December 6, 1988
Method And Apparatus For Two Stage Automatic Gain Control
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B1Utility Patent No. 4870370, Issued September 26, 1989
Non-coherent Pattern Detection
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B1Utility Patent No. 4847868, Issued July 11, 1989
Digital Fast Recovery Timing Algorithm
X0Patent Application No. 07158346, Filed February 22, 1988
B1Utility Patent No. 4866739, Issued September 12, 1989
Phase Jitter Tracker
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B1Utility Patent No. 4953186, Issued August 28, 1990
Mixed Analog Digital Secondary Channel Fsk Modem
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B1Utility Patent No. 5214641, Issued May 25, 1993
A Configurable Architecture For Serial Communications
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B1Utility Patent No. 5561826, Issued October 1, 1996
A Reconfigurable Architecture For Multi-protocol Data Communications Having Selection Means And A Plurality Of Register Sets
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B1Utility Patent No. 5564061, Issued October 8, 1996
Adaptive Phase Lock Loop
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B1Utility Patent No. 5093847, Issued March 3, 1992
Precision Mos Resistor
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B1Utility Patent No. 5345118, Issued September 6, 1994
Listener Echo Cancellation
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B1Utility Patent No. 5189664, Issued February 23, 1993
Current Limit Circuit For Igbt Spark Drive Applications
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B1Utility Patent No. 5397978, Issued March 14, 1995
Programmable System For The Synchronization Of An Electronic Angular Position Indicator
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B1Utility Patent No. 5434800, Issued July 18, 1995
Programmable Electronic Angular Position Indicator Based Upon Engineering Units
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B1Utility Patent No. 5317614, Issued May 31, 1994
Adaptive Manchester Decoding With Adjustable Delay And Power Saving Mode
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B1Utility Patent No. 5726650, Issued March 10, 1998
Offset And Phase Correction For Delta-sigma Modulators
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B1Utility Patent No. 5561660, Issued October 1, 1996
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