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Weilin Zhu
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Allentown, PA, US
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last 30 patents
Information
Patent Grant
Method and apparatus for reducing distortion in a line powered modu...
Patent number
6,763,107
Issue date
Jul 13, 2004
Agere Systems Inc.
Jonathan Herman Fischer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Detection of low tip/ring currents in a line powered DAA
Patent number
6,735,305
Issue date
May 11, 2004
Agere Systems Inc.
Jonathan H. Fischer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for stabilization of a line powered modulator...
Patent number
6,728,371
Issue date
Apr 27, 2004
Agere Systems Inc.
Jonathan Herman Fischer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Startup procedure for international line powered DAA
Patent number
6,674,857
Issue date
Jan 6, 2004
Agere Systems Inc.
Jonathan H. Fischer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pre-charging line modem capacitors to reduce DC setup time
Patent number
6,621,904
Issue date
Sep 16, 2003
Agere Systems Inc.
Jonathan Herman Fischer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low power differential comparator with stable hysteresis
Patent number
6,459,306
Issue date
Oct 1, 2002
Lucent Technologies Inc.
Jonathan Herman Fischer
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuit and method for reducing a propagation delay associated with...
Patent number
6,252,437
Issue date
Jun 26, 2001
Agere Systems Guardian Corp.
Jonathan H. Fischer
H03 - BASIC ELECTRONIC CIRCUITRY