Charles Mao

Person

Plano, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Reconfigurable service ring and method for operation in optical net...
- Patent number 6,970,617
- Issue date Nov 29, 2005
- Charles Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical node including three-stage optical amplifier with automatic...
- Patent number 6,621,625
- Issue date Sep 16, 2003
- Avanex Corporation
- Lintao Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control methods for a metro optical amplifier
- Patent number 6,614,587
- Issue date Sep 2, 2003
- Avanex Corporation
- Jun Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fault isolation of an optical link by correlating PMD events with o...
- Patent number 6,570,682
- Issue date May 27, 2003
- WorldCom, Inc.
- Niall Robinson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for channel monitoring in a hybrid distributed...
- Patent number 6,441,952
- Issue date Aug 27, 2002
- Avanex Corporation
- Xiaodong Duan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reconfigurable automatic gain control and method for optical amplifier
- Patent number 6,417,964
- Issue date Jul 9, 2002
- Avamex Corporation
- Lintao Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fault isolation of an optical link by correlating PMD events with o...
- Patent number 6,404,520
- Issue date Jun 11, 2002
- MCI WorldCom, Inc.
- Niall Robinson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Reconfigurable service ring and method for operation in optical net...
- Publication number 20040131308
- Publication date Jul 8, 2004
- Charles Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fault isolation of an optical link by correlating PMD events with o...
- Publication number 20020122220
- Publication date Sep 5, 2002
- WorldCom, INC.
- Niall Robinson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Charles Mao

Person

Patents Grantslast 30 patents

Reconfigurable service ring and method for operation in optical net...

Optical node including three-stage optical amplifier with automatic...

Control methods for a metro optical amplifier

Fault isolation of an optical link by correlating PMD events with o...

Apparatus and method for channel monitoring in a hybrid distributed...

Reconfigurable automatic gain control and method for optical amplifier

Fault isolation of an optical link by correlating PMD events with o...

Patents Applicationslast 30 patents

Reconfigurable service ring and method for operation in optical net...

Fault isolation of an optical link by correlating PMD events with o...