Francis Chan

Person

Williston, VT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Driver output with dynamic switching bias
- Patent number 9,401,711
- Issue date Jul 26, 2016
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for using multiple plans to achieve temporal and archive tra...
- Patent number 9,348,867
- Issue date May 24, 2016
- International Business Machines Corporation
- Frank Chan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Wide common mode range differential receiver
- Patent number 6,804,305
- Issue date Oct 12, 2004
- International Business Machines Corporation
- Francis Chan
- G11 - INFORMATION STORAGE
Information Patent Grant
Low power low voltage transistor—transistor logic I/O driver
- Patent number 6,753,698
- Issue date Jun 22, 2004
- International Business Machines Corporation
- Gary D. Carpenter
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for enhancing a power bus in I/O regions of an ASIC device
- Patent number 6,598,216
- Issue date Jul 22, 2003
- International Business Machines Corporation
- Francis Chan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for driving multiple voltages
- Patent number 6,441,643
- Issue date Aug 27, 2002
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Enhanced 2.5V LVDS driver with 1.8V technology for 1.25 GHz perform...
- Patent number 6,407,582
- Issue date Jun 18, 2002
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for enhancing reliability of a high voltage in...
- Patent number 6,351,160
- Issue date Feb 26, 2002
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Driver circuit configured for use with receiver
- Patent number 6,140,846
- Issue date Oct 31, 2000
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated circuit dual level shift predrive circuit
- Patent number 6,087,881
- Issue date Jul 11, 2000
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Clamp circuit to limit overdrive of off chip driver
- Patent number 6,088,206
- Issue date Jul 11, 2000
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low voltage differential swing driver circuit
- Patent number 6,025,742
- Issue date Feb 15, 2000
- International Business Machines Corporation
- Francis H. Chan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-function pre-driver circuit with slew rate control, tri-state...
- Patent number 5,969,554
- Issue date Oct 19, 1999
- International Business Machines Corp.
- Francis H. Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of controlling transmission of binary pulses on a transmissi...
- Patent number 5,719,509
- Issue date Feb 17, 1998
- International Business Machines Corporation
- Francis H. Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Off chip driver circuit
- Patent number 5,635,861
- Issue date Jun 3, 1997
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transmission line output driver
- Patent number 5,486,782
- Issue date Jan 23, 1996
- International Business Machines Corporation
- Francis H. Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Push-pull driver without input saturation or output leakage
- Patent number 5,132,562
- Issue date Jul 21, 1992
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low power push pull driver
- Patent number 5,124,591
- Issue date Jun 23, 1992
- International Business Machines Corporation
- Francis Chan
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
DRIVER OUTPUT WITH DYNAMIC SWITCHING BIAS
- Publication number 20160142051
- Publication date May 19, 2016
- International Business Machines Corporation
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD FOR USING MULTIPLE PLANS TO ACHIEVE TEMPORAL AND ARCHIVE TRA...
- Publication number 20150227560
- Publication date Aug 13, 2015
- International Business Machines Corporation
- Frank Chan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Low power low voltage transistor-transistor logic I/O driver
- Publication number 20040027163
- Publication date Feb 12, 2004
- International Business Machines Corporation
- Gary D. Carpenter
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method for enhancing a power bus in I/O regions of an ASIC device
- Publication number 20030033578
- Publication date Feb 13, 2003
- International Business Machines Corporation
- Francis Chan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for driving multiple voltages
- Publication number 20020024359
- Publication date Feb 28, 2002
- Francis Chan
- H03 - BASIC ELECTRONIC CIRCUITRY

Francis Chan

Person

Patents Grantslast 30 patents

Driver output with dynamic switching bias

Method for using multiple plans to achieve temporal and archive tra...

Wide common mode range differential receiver

Low power low voltage transistor&#x02014;transistor logic I/O driver

Method for enhancing a power bus in I/O regions of an ASIC device

Method and apparatus for driving multiple voltages

Enhanced 2.5V LVDS driver with 1.8V technology for 1.25 GHz perform...

Method and apparatus for enhancing reliability of a high voltage in...

Driver circuit configured for use with receiver

Integrated circuit dual level shift predrive circuit

Clamp circuit to limit overdrive of off chip driver

Low voltage differential swing driver circuit

Multi-function pre-driver circuit with slew rate control, tri-state...

Method of controlling transmission of binary pulses on a transmissi...

Off chip driver circuit

Transmission line output driver

Push-pull driver without input saturation or output leakage

Low power push pull driver

Patents Applicationslast 30 patents

DRIVER OUTPUT WITH DYNAMIC SWITCHING BIAS

METHOD FOR USING MULTIPLE PLANS TO ACHIEVE TEMPORAL AND ARCHIVE TRA...

Low power low voltage transistor-transistor logic I/O driver

Method for enhancing a power bus in I/O regions of an ASIC device

Method and apparatus for driving multiple voltages

Low power low voltage transistor—transistor logic I/O driver