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David Chamla
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Grenoble, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Transconductance filtering circuit
Patent number
7,511,570
Issue date
Mar 31, 2009
STMicroelectronics S.A.
David Chamla
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Controlling the ratio of amplification factors between linear ampli...
Patent number
7,436,260
Issue date
Oct 14, 2008
STMicroelectronics S.A.
David Chamla
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Transconductance filtering circuit
Publication number
20070194854
Publication date
Aug 23, 2007
STMicroelectronics S.A.
David Chamla
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Controlling the ratio of amplification factors between linear ampli...
Publication number
20070188237
Publication date
Aug 16, 2007
STMicroelectronics S.A.
David Chamla
H03 - BASIC ELECTRONIC CIRCUITRY