Curtis Walter Preuss

Person

Rochester, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
CMOS low voltage high-speed differential amplifier
- Patent number 6,989,709
- Issue date Jan 24, 2006
- International Business Machines Corporation
- Delbert Raymond Cecchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Precise time period measurement
- Patent number 6,944,099
- Issue date Sep 13, 2005
- International Business Machines Corporation
- Curtis Walter Preuss
- G04 - HOROLOGY
Information Patent Grant
CMOS receiver for simultaneous bi-directional links
- Patent number 6,944,239
- Issue date Sep 13, 2005
- International Business Machines Corporation
- Delbert Raymond Cecchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual mode analog differential and CMOS logic circuit
- Patent number 6,933,743
- Issue date Aug 23, 2005
- International Business Machines Corporation
- Delbert R. Cecchi
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for testing, characterizing and tuning a chip...
- Patent number 6,735,543
- Issue date May 11, 2004
- International Business Machines Corporation
- Steven Michael Douskey
- G01 - MEASURING TESTING
Information Patent Grant
CMOS dual-stage differential receiver-amplifer
- Patent number 6,605,997
- Issue date Aug 12, 2003
- International Business Machines Corporation
- Charles C. Hanson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Center tap level control for current mode differential driver
- Patent number 6,603,348
- Issue date Aug 5, 2003
- International Business Machines Corporation
- Curtis Walter Preuss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Active trim circuit for CMOS on-chip resistors
- Patent number 6,504,417
- Issue date Jan 7, 2003
- International Business Machines Corporation
- Delbert R. Cecchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage level shifter and phase splitter
- Patent number 6,476,659
- Issue date Nov 5, 2002
- International Business Machines Corporation
- Vimal Ramannhai Patel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Echo cancellation circuit for a Bi-directional current mode link
- Patent number 6,344,756
- Issue date Feb 5, 2002
- International Business Machines Corporation
- Delbert Raymond Cecchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CMOS bi-directional current mode differential link with precompensa...
- Patent number 6,304,106
- Issue date Oct 16, 2001
- International Business Machines Corporation
- Delbert Raymond Cecchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Driver having inductance-controlled current slew rate
- Patent number 5,949,249
- Issue date Sep 7, 1999
- International Business Machines Corporation
- Curtis Walter Preuss
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Off chip driver with precompensation for cable attenuation
- Patent number 5,857,001
- Issue date Jan 5, 1999
- International Business Machines Corporation
- Curtis Walter Preuss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Test and diagnostics for a self-timed parallel interface
- Patent number 5,787,094
- Issue date Jul 28, 1998
- International Business Machines Corporation
- Delbert Raymond Cecchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
CMOS bi-directional differential link
- Patent number 5,666,354
- Issue date Sep 9, 1997
- International Business Machines Corporation
- Delbert Raymond Cecchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DUAL MODE ANALOG DIFFERENTIAL AND CMOS LOGIC CIRCUIT
- Publication number 20050110521
- Publication date May 26, 2005
- International Business Machines Corporation
- Delbert R. Cecchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CMOS DUAL-STAGE DIFFERENTIAL RECEIVER-AMPLIFIER
- Publication number 20030151460
- Publication date Aug 14, 2003
- International Business Machines Corporation
- Charles C. Hanson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CMOS receiver for simultaneous bi-directional links
- Publication number 20030123570
- Publication date Jul 3, 2003
- International Business Machines Corporation
- Delbert Raymond Cecchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for testing, characterizing and tuning a chip...
- Publication number 20030101015
- Publication date May 29, 2003
- International Business Machines Corpaoation
- Steven Michael Douskey
- G01 - MEASURING TESTING
Information Patent Application
CMOS low voltage high-speed differential amplifier
- Publication number 20030011432
- Publication date Jan 16, 2003
- Delbert Raymond Cecchi
- H03 - BASIC ELECTRONIC CIRCUITRY

Curtis Walter Preuss

Person

Patents Grantslast 30 patents

CMOS low voltage high-speed differential amplifier

Precise time period measurement

CMOS receiver for simultaneous bi-directional links

Dual mode analog differential and CMOS logic circuit

Method and apparatus for testing, characterizing and tuning a chip...

CMOS dual-stage differential receiver-amplifer

Center tap level control for current mode differential driver

Active trim circuit for CMOS on-chip resistors

Voltage level shifter and phase splitter

Echo cancellation circuit for a Bi-directional current mode link

CMOS bi-directional current mode differential link with precompensa...

Driver having inductance-controlled current slew rate

Off chip driver with precompensation for cable attenuation

Test and diagnostics for a self-timed parallel interface

CMOS bi-directional differential link

Patents Applicationslast 30 patents

DUAL MODE ANALOG DIFFERENTIAL AND CMOS LOGIC CIRCUIT

CMOS DUAL-STAGE DIFFERENTIAL RECEIVER-AMPLIFIER

CMOS receiver for simultaneous bi-directional links

Method and apparatus for testing, characterizing and tuning a chip...

CMOS low voltage high-speed differential amplifier