Graham Butler

Person

Chilwell, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Control of avalanche photodiodes bias voltage
- Patent number 7,593,651
- Issue date Sep 22, 2009
- Ericsson AB
- Peter Nicholls
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for generating a pulse width modulated signal...
- Patent number 6,934,458
- Issue date Aug 23, 2005
- Marconi UK International Property Ltd.
- Roger W Brown
- G02 - OPTICS
Information Patent Grant
Stabilizing power and wavelength of output radiation from a stabili...
- Patent number 6,933,485
- Issue date Aug 23, 2005
- Marconi Lik Intellectual Property Ltd.
- Peter J Livermore
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Calibrating voltage controllable optical components in communicatio...
- Patent number 6,930,814
- Issue date Aug 16, 2005
- Marconi UK Intellectual Property Ltd.
- Peter James Livermore
- G02 - OPTICS
Information Patent Grant
Methods of controlling a laser in a WDM application
- Patent number 6,870,863
- Issue date Mar 22, 2005
- Marconi UK Intellectual Property Ltd.
- Graham Butler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for generating a pulse width modulated signal...
- Patent number 6,747,778
- Issue date Jun 8, 2004
- Marconi Communications Limited
- Roger W Brown
- G02 - OPTICS
Information Patent Grant
High dynamic range error rate monitor
- Patent number 6,721,909
- Issue date Apr 13, 2004
- Marconi Communications Limited
- Graham Butler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Control of avalance photodiodes bias voltage
- Publication number 20050222814
- Publication date Oct 6, 2005
- Peter Nicholls
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for generating a pulse width modulated signal...
- Publication number 20040156642
- Publication date Aug 12, 2004
- Roger W Brown
- G02 - OPTICS
Information Patent Application
Calibrating voltage controllable optical components in communicatio...
- Publication number 20040114846
- Publication date Jun 17, 2004
- Peter James Livermore
- G02 - OPTICS
Information Patent Application
Method of, and apparatus for, slicing a signal
- Publication number 20040111662
- Publication date Jun 10, 2004
- Peter James Livermore
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for generating a pulse width modulated signal...
- Publication number 20030161639
- Publication date Aug 28, 2003
- Roger W Brown
- G02 - OPTICS
Information Patent Application
Stabilised radiation source
- Publication number 20030047665
- Publication date Mar 13, 2003
- Peter James Livermore
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High dynamic range error rate monitor
- Publication number 20010021986
- Publication date Sep 13, 2001
- Graham Butler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Graham Butler

Person

Patents Grantslast 30 patents

Control of avalanche photodiodes bias voltage

Method and apparatus for generating a pulse width modulated signal...

Stabilizing power and wavelength of output radiation from a stabili...

Calibrating voltage controllable optical components in communicatio...

Methods of controlling a laser in a WDM application

Method and apparatus for generating a pulse width modulated signal...

High dynamic range error rate monitor

Patents Applicationslast 30 patents

Control of avalance photodiodes bias voltage

Method and apparatus for generating a pulse width modulated signal...

Calibrating voltage controllable optical components in communicatio...

Method of, and apparatus for, slicing a signal

Method and apparatus for generating a pulse width modulated signal...

Stabilised radiation source

High dynamic range error rate monitor