John N. Pierce deceased

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late of Lexington, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Tracking algorithm for equalizers following variable gain circuitry
- Patent number 5,179,575
- Issue date Jan 12, 1993
- Sundstrand Corporation
- John N. Pierce
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Troposcatter diversity sidelobe jamming suppressor
- Patent number 4,893,128
- Issue date Jan 9, 1990
- The United States of America as represented by the Secretary of the Air Force
- Steen A. Parl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal source distortion compensator
- Patent number 4,783,660
- Issue date Nov 8, 1988
- Signatron, Inc.
- John N. Pierce
- G01 - MEASURING TESTING
Information Patent Grant
High accuracy random channel reproducing simulator
- Patent number 4,737,928
- Issue date Apr 12, 1988
- Signatron, Inc.
- Steen A. Parl
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Spread spectrum adaptive antenna interference canceller
- Patent number 4,670,885
- Issue date Jun 2, 1987
- Signatron, Inc.
- Steen A. Parl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Large delay spread channel simulator
- Patent number 4,105,958
- Issue date Aug 8, 1978
- Signatron, Inc.
- John N. Pierce
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal multiplier devices
- Patent number 4,006,353
- Issue date Feb 1, 1977
- Signatron, Inc.
- John N. Pierce
- G06 - COMPUTING CALCULATING COUNTING