John A. Ritchie, JR.

Person

Duluth, GA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Supplying broadband HRC networks with non-harmonically related carr...
- Patent number 8,310,600
- Issue date Nov 13, 2012
- John Alexander Ritchie, Jr.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-carrier frequency-division multiplexing (FDM) architecture fo...
- Patent number 7,933,288
- Issue date Apr 26, 2011
- Donald C. Sorenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-carrier frequency-division multiplexing (FDM) architecture fo...
- Patent number 7,801,119
- Issue date Sep 21, 2010
- Scientific-Atlanta, LLC
- Donald C. Sorenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-carrier frequency-division multiplexing (FDM) architecture fo...
- Patent number 7,519,081
- Issue date Apr 14, 2009
- Cisco Technology, Inc.
- Donald C. Sorenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-carrier frequency-division multiplexing (FDM) architecture fo...
- Patent number 7,336,680
- Issue date Feb 26, 2008
- Scientific-Atlanta, Inc.
- Donald C. Sorenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic frequency control of multiple channels
- Patent number 7,218,901
- Issue date May 15, 2007
- Scientific-Atlanta, Inc.
- Joseph Graham Mobley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier with a universal automatic gain control circuit
- Patent number 6,995,806
- Issue date Feb 7, 2006
- Scientific-Atlanta, Inc.
- Saleh Al-Araji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SUPPLYING BROADBAND HRC NETWORKS WITH NON-HARMONICALLY RELATED CARR...
- Publication number 20110075044
- Publication date Mar 31, 2011
- Cisco Technology, Inc.
- JOHN ALEXANDER RITCHIE, Jr.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CLOCK SYNCHRONIZATION IN A BIDIRECTIONAL NETWORK
- Publication number 20090196205
- Publication date Aug 6, 2009
- Donald C. Sorenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

John A. Ritchie, JR.

Person

Patents Grantslast 30 patents

Supplying broadband HRC networks with non-harmonically related carr...

Multi-carrier frequency-division multiplexing (FDM) architecture fo...

Multi-carrier frequency-division multiplexing (FDM) architecture fo...

Multi-carrier frequency-division multiplexing (FDM) architecture fo...

Multi-carrier frequency-division multiplexing (FDM) architecture fo...

Automatic frequency control of multiple channels

Amplifier with a universal automatic gain control circuit

Patents Applicationslast 30 patents

SUPPLYING BROADBAND HRC NETWORKS WITH NON-HARMONICALLY RELATED CARR...

CLOCK SYNCHRONIZATION IN A BIDIRECTIONAL NETWORK