Gary J. Sgrignoli

Person

Mount Prospect, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pre-equalization for low-cost DTV translators
- Patent number 7,313,208
- Issue date Dec 25, 2007
- Zenith Electronics Corporation
- Timothy V. Frahm
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reference generator for demodulator calibration
- Patent number 6,295,015
- Issue date Sep 25, 2001
- Zenith Electronics Corporation
- Gary A. Jones
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Self calibrating demodulator system
- Patent number 6,166,594
- Issue date Dec 26, 2000
- Zenith Electronics Corporation
- Larry E. Nielsen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
VSB HDTV transmission system with reduced NTSC co-channel interference
- Patent number RE36992
- Issue date Dec 19, 2000
- Zenith Electronics Corporation
- Richard W. Citta
- 348 - Television
Information Patent Grant
FPLL with third multiplier in an analog input signal
- Patent number 6,069,524
- Issue date May 30, 2000
- Zenith Electronics Corporation
- Victor G. Mycynek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
NTSC co-channel interference reduction system
- Patent number 5,821,988
- Issue date Oct 13, 1998
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FPLL with third multiplier in an AC path in the FPLL
- Patent number 5,745,004
- Issue date Apr 28, 1998
- Zenith Electronics Corporation
- Victor Mycynek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DC offset compensation method and apparatus
- Patent number 5,699,011
- Issue date Dec 16, 1997
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pilot recovery and polarity detection system
- Patent number 5,675,283
- Issue date Oct 7, 1997
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency lock indicator for FPLL demodulated signal having a pilot
- Patent number 5,675,284
- Issue date Oct 7, 1997
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Controlling FPLL polarity using pilot signal and polarity inverter
- Patent number 5,668,498
- Issue date Sep 16, 1997
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cable maintenance system
- Patent number 5,642,154
- Issue date Jun 24, 1997
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FPLL having AFC filter with limited phase shift
- Patent number 5,638,140
- Issue date Jun 10, 1997
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Stabilizing the lock up of a bi-phase stable FPLL by augmenting a r...
- Patent number 5,627,604
- Issue date May 6, 1997
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital signal with multilevel symbols and sync recognition
- Patent number 5,598,220
- Issue date Jan 28, 1997
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Detection of co-channel interference in digital television signals
- Patent number 5,594,496
- Issue date Jan 14, 1997
- Zenith Electronics Corporation
- Larry E. Nielsen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Antenna orientation system for digital TV receiver
- Patent number 5,574,509
- Issue date Nov 12, 1996
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
AGC system with pilot using digital data reference
- Patent number 5,565,932
- Issue date Oct 15, 1996
- Zenith Electronics Corp.
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
AGC system with overriding, maximum gain during an initial interval...
- Patent number 5,546,138
- Issue date Aug 13, 1996
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital TV system using segment and field sync signals
- Patent number 5,534,938
- Issue date Jul 9, 1996
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital television synchronization system and method
- Patent number 5,416,524
- Issue date May 16, 1995
- Zenith Electronics Corp.
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Carrier acquisition by applying substitute pilot to a synchronous d...
- Patent number 5,410,368
- Issue date Apr 25, 1995
- Zenith Electronics Corp.
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Stabilized frequency and phase locked loop with saw devices on comm...
- Patent number 5,329,319
- Issue date Jul 12, 1994
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver post coder selection circuit
- Patent number 5,260,793
- Issue date Nov 9, 1993
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television signal transmission system with carrier offset compensation
- Patent number 5,181,112
- Issue date Jan 19, 1993
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for reducing co-channel interference in an HDT...
- Patent number 5,121,208
- Issue date Jun 9, 1992
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
VSB HDTV transmission system with reduced NTSC co-channel interference
- Patent number 5,087,975
- Issue date Feb 11, 1992
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
PLL frequency stabilization in data packet receivers
- Patent number 4,939,790
- Issue date Jul 3, 1990
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for protection of channel access in broadband...
- Patent number 4,885,794
- Issue date Dec 5, 1989
- Zenith Electronics Corporation
- Gary J. Sgrignoli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secure data packet transmission system and method
- Patent number 4,876,718
- Issue date Oct 24, 1989
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Pre-equalization for low-cost DTV translators
- Publication number 20050094752
- Publication date May 5, 2005
- Timothy V. Frahm
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Gary J. Sgrignoli

Person

Patents Grantslast 30 patents

Pre-equalization for low-cost DTV translators

Reference generator for demodulator calibration

Self calibrating demodulator system

VSB HDTV transmission system with reduced NTSC co-channel interference

FPLL with third multiplier in an analog input signal

NTSC co-channel interference reduction system

FPLL with third multiplier in an AC path in the FPLL

DC offset compensation method and apparatus

Pilot recovery and polarity detection system

Frequency lock indicator for FPLL demodulated signal having a pilot

Controlling FPLL polarity using pilot signal and polarity inverter

Cable maintenance system

FPLL having AFC filter with limited phase shift

Stabilizing the lock up of a bi-phase stable FPLL by augmenting a r...

Digital signal with multilevel symbols and sync recognition

Detection of co-channel interference in digital television signals

Antenna orientation system for digital TV receiver

AGC system with pilot using digital data reference

AGC system with overriding, maximum gain during an initial interval...

Digital TV system using segment and field sync signals

Digital television synchronization system and method

Carrier acquisition by applying substitute pilot to a synchronous d...

Stabilized frequency and phase locked loop with saw devices on comm...

Receiver post coder selection circuit

Television signal transmission system with carrier offset compensation

Method and apparatus for reducing co-channel interference in an HDT...

VSB HDTV transmission system with reduced NTSC co-channel interference

PLL frequency stabilization in data packet receivers

Method and apparatus for protection of channel access in broadband...

Secure data packet transmission system and method

Patents Applicationslast 30 patents

Pre-equalization for low-cost DTV translators