Edgar VELEZ

Person

Kanata, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for sub-carrier frequency control
- Patent number 9,548,812
- Issue date Jan 17, 2017
- Ciena Corporation
- Gary Mak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for sub-carrier frequency control
- Patent number 9,344,307
- Issue date May 17, 2016
- Ciena Corporation
- Gary Mak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for channel estimation
- Patent number 8,520,781
- Issue date Aug 27, 2013
- BlackBerry Limited
- Jianfeng Weng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal acquisition in a coherent optical receiver
- Patent number 7,636,525
- Issue date Dec 22, 2009
- Nortel Networks Limited
- Chandra Bontu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive optical amplifier control
- Patent number 6,590,700
- Issue date Jul 8, 2003
- Nortel Networks Limited
- Saeid Seydnejad
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Clustering blind convergence process in an adaptive decision feedba...
- Patent number 6,320,904
- Issue date Nov 20, 2001
- Northern Telecom Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic gain control circuit for a modem receiver
- Patent number 6,289,044
- Issue date Sep 11, 2001
- Nortel Networks Limited
- Edgar Velez
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for energy detection in a modem
- Patent number 6,289,057
- Issue date Sep 11, 2001
- Nortel Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Timing recovery loop circuit in a receiver of a modem
- Patent number 6,278,746
- Issue date Aug 21, 2001
- Montreal Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of timing recovery convergence monitoring in modems
- Patent number 6,266,377
- Issue date Jul 24, 2001
- Nortel Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of detection of misconvergence using constellation scanning...
- Patent number 6,246,722
- Issue date Jun 12, 2001
- Nortel Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for filtering interference in a modem receiver
- Patent number 6,240,150
- Issue date May 29, 2001
- Nortel Networks Limited
- Michel Darveau
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for operating an adaptive decision feedback eq...
- Patent number 6,215,818
- Issue date Apr 10, 2001
- Nortel Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sequential blind convergence process in an adaptive decision feedba...
- Patent number 6,188,722
- Issue date Feb 13, 2001
- Nortel Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of reducing coefficient leakage noise introduced to an equal...
- Patent number 6,163,572
- Issue date Dec 19, 2000
- Nortel Networks Limited
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal power adjustment for QAM communication systems
- Patent number 6,137,841
- Issue date Oct 24, 2000
- Nortel Networks Corporation
- Edgar Velez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR SUB-CARRIER FREQUENCY CONTROL
- Publication number 20160233954
- Publication date Aug 11, 2016
- CIENA CORPORATION
- Gary MAK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR CHANNEL ESTIMATION
- Publication number 20120027140
- Publication date Feb 2, 2012
- Jianfeng Weng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR SUB-CARRIER FREQUENCY CONTROL
- Publication number 20100278536
- Publication date Nov 4, 2010
- Nortel Networks Limited
- Gary Mak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Edgar VELEZ

Person

Patents Grantslast 30 patents

Method and apparatus for sub-carrier frequency control

Method and apparatus for sub-carrier frequency control

System and method for channel estimation

Signal acquisition in a coherent optical receiver

Adaptive optical amplifier control

Clustering blind convergence process in an adaptive decision feedba...

Automatic gain control circuit for a modem receiver

Method and apparatus for energy detection in a modem

Timing recovery loop circuit in a receiver of a modem

Method of timing recovery convergence monitoring in modems

Method of detection of misconvergence using constellation scanning...

Method and apparatus for filtering interference in a modem receiver

Method and apparatus for operating an adaptive decision feedback eq...

Sequential blind convergence process in an adaptive decision feedba...

Method of reducing coefficient leakage noise introduced to an equal...

Signal power adjustment for QAM communication systems

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR SUB-CARRIER FREQUENCY CONTROL

SYSTEM AND METHOD FOR CHANNEL ESTIMATION

METHOD AND APPARATUS FOR SUB-CARRIER FREQUENCY CONTROL