Gopalan Krishnamurthy

Person

Wheeling, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Advanced digital receiver
- Patent number 7,995,648
- Issue date Aug 9, 2011
- Trident Microsystems (Far East) Ltd.
- Jingsong Xia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for and method of controlling the operation of an equalizer
- Patent number 7,653,126
- Issue date Jan 26, 2010
- Trident Microsystems (Far East) Ltd.
- Xiaojun Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for and method of controlling a feedforward filter of an...
- Patent number 7,599,433
- Issue date Oct 6, 2009
- Trident Microsystems (Far East) Ltd.
- Jilian Zhu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for calibrating power level during initial rangin...
- Patent number 6,948,184
- Issue date Sep 20, 2005
- 3Com Corporation
- Timothy Del Sol
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for adjusting sync levels in VSB systems
- Patent number 6,084,642
- Issue date Jul 4, 2000
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data comparison AGC system for VSB receiver
- Patent number 5,841,820
- Issue date Nov 24, 1998
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
VSB mode detection system with comb filter
- Patent number 5,828,404
- Issue date Oct 27, 1998
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sync compensated AGC system for VSB receiver
- Patent number 5,764,309
- Issue date Jun 9, 1998
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- 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
Polarity selection circuit for bi-phase stable FPLL
- Patent number 5,621,483
- Issue date Apr 15, 1997
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- 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
Simplified complex multiplier in error tracking loop
- Patent number 5,533,070
- Issue date Jul 2, 1996
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Error tracking loop incorporating simplified cosine look-up table
- Patent number 5,533,071
- Issue date Jul 2, 1996
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data level selection for multilevel VSB transmission system
- Patent number 5,508,748
- Issue date Apr 16, 1996
- Zenith Electronics Corporation
- Gopalan Krishnamurthy
- 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
Error tracking loop
- Patent number 5,406,587
- Issue date Apr 11, 1995
- Zenith Electronics Corporation
- Thomas P. Horwitz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secure video decoder system
- Patent number 5,018,197
- Issue date May 21, 1991
- Zenith Electronics Corporation
- Gary A. Jones
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Restrictive access control system
- Patent number 4,768,229
- Issue date Aug 30, 1988
- Zenith Electronics Corporation
- Lester F. Benjamin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic frequency response correction using color burst
- Patent number 4,649,420
- Issue date Mar 10, 1987
- Zenith Electronics Corporation
- Gordon E. Kelly
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for and Method of Controlling the Operation of an Equalizer
- Publication number 20080181292
- Publication date Jul 31, 2008
- Xiaojun Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Advanced Digital Receiver
- Publication number 20080107168
- Publication date May 8, 2008
- MICRONAS SEMICONDUCTORS, INC.
- Jingsong Xia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus For And Method Of Controlling A Feedforward Filter Of An...
- Publication number 20070201544
- Publication date Aug 30, 2007
- Jilian Zhu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Gopalan Krishnamurthy

Person

Patents Grantslast 30 patents

Advanced digital receiver

Apparatus for and method of controlling the operation of an equalizer

Apparatus for and method of controlling a feedforward filter of an...

System and method for calibrating power level during initial rangin...

Receiver for adjusting sync levels in VSB systems

Data comparison AGC system for VSB receiver

VSB mode detection system with comb filter

Sync compensated AGC system for VSB receiver

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...

Polarity selection circuit for bi-phase stable FPLL

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

Simplified complex multiplier in error tracking loop

Error tracking loop incorporating simplified cosine look-up table

Data level selection for multilevel VSB transmission system

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

Error tracking loop

Secure video decoder system

Restrictive access control system

Automatic frequency response correction using color burst

Patents Applicationslast 30 patents

Apparatus for and Method of Controlling the Operation of an Equalizer

Advanced Digital Receiver

Apparatus For And Method Of Controlling A Feedforward Filter Of An...