Herbert L. Ko

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Mountain View, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for generating a phase-locked output signal
- Patent number 7,574,185
- Issue date Aug 11, 2009
- Verigy (Singapore) Pte. Ltd.
- Herbert L. Ko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for variable sigma-delta modulation
- Patent number 7,321,634
- Issue date Jan 22, 2008
- Verigy (Singapore) Pte. Ltd.
- Herbert L. Ko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mutual frequency locking across a link
- Patent number 6,922,402
- Issue date Jul 26, 2005
- Agilent Technologies, Inc.
- Herbert L. Ko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Superconducting quantizer and A/D converter system
- Patent number 5,351,049
- Issue date Sep 27, 1994
- Hewlett-Packard Company
- Gregory S. Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Analog-to-digital converter circuits and methods using superconduct...
- Patent number 5,192,951
- Issue date Mar 9, 1993
- Hewlett-Packard Company
- Herbert L Ko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Nonhysteretic periodic-threshold SQUID comparator and A/D converter
- Patent number 4,977,402
- Issue date Dec 11, 1990
- Hewlett-Packard Company
- Herbert Ko
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for generating a phase-locked output signal
- Publication number 20060141966
- Publication date Jun 29, 2006
- Herbert L. Ko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for variable sigma-delta modulation
- Publication number 20060133517
- Publication date Jun 22, 2006
- Herbert L. Ko
- H03 - BASIC ELECTRONIC CIRCUITRY