Stephen Douglas Weitzel

Person

Round Rock, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for controlling operation of microprocessor which performs d...
- Patent number 7,716,516
- Issue date May 11, 2010
- Sony Computer Entertainment Inc.
- Yosuke Muraki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamic frequency scaling sequence for multi-gigahertz microprocessors
- Patent number 7,702,944
- Issue date Apr 20, 2010
- International Business Machines Corporation
- Nathan Chelstrom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Circuit and related method for synchronizing data signals to a core...
- Patent number 7,698,588
- Issue date Apr 13, 2010
- International Business Machines Corporation
- David William Boerstler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method to gate off PLLS in a deep power saving state without separa...
- Patent number 7,656,237
- Issue date Feb 2, 2010
- International Business Machines Corporation
- Mack Wayne Riley
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamic frequency scaling sequence for multi-gigahertz microprocessors
- Patent number 7,516,350
- Issue date Apr 7, 2009
- International Business Machines Corporation
- Nathan Chelstrom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and apparatus for managing clock skew
- Patent number 7,301,385
- Issue date Nov 27, 2007
- Sony Computer Entertainment Inc.
- Chiaki Takano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Deep power saving by disabling clock distribution without separate...
- Patent number 7,284,138
- Issue date Oct 16, 2007
- International Business Machines Corporation
- Mack Wayne Riley
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for a circuit for timing sensitive applications
- Patent number 7,262,636
- Issue date Aug 28, 2007
- Kabushiki Kaisha Toshiba
- Toshihiko Himeno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase and frequency lock detector
- Patent number 6,990,165
- Issue date Jan 24, 2006
- International Business Machines Corporation
- David William Boerstler
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
On-chip thermal sensing circuit
- Patent number 6,914,764
- Issue date Jul 5, 2005
- International Business Machines Corporation
- Joachim Gerhard Clabes
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for synchronously transferring data between clock...
- Patent number 6,792,554
- Issue date Sep 14, 2004
- International Business Machines Corporation
- Gilles Gervais
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for launching data on a bus by using first clock for alterna...
- Patent number 6,636,980
- Issue date Oct 21, 2003
- International Business Machines Corporation
- Gilles Gervais
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Memory clock generator and method therefor
- Patent number 6,550,013
- Issue date Apr 15, 2003
- International Business Machines Corporation
- Gilles Gervais
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for testing a hybrid circuit having macro and...
- Patent number 5,844,921
- Issue date Dec 1, 1998
- International Business Machines Corporation
- Silvio Bou-Ghazale
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Bridge for a power managed computer system with multiple buses and...
- Patent number 5,517,650
- Issue date May 14, 1996
- International Business Machines Corporation
- Patrick M. Bland
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated dynamic power dissipation control system for very large...
- Patent number 5,485,127
- Issue date Jan 16, 1996
- Intel Corporation
- Renitia J. Bertoluzzi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Fault tolerant logical circuitry
- Patent number 4,829,198
- Issue date May 9, 1989
- International Business Machines Corporation
- Gerald A. Maley
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Driver circuitry for reducing on-chip Delta-I noise
- Patent number 4,508,981
- Issue date Apr 2, 1985
- International Business Machines Corporation
- Jack A. Dorler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Diode-transistor active pull up driver
- Patent number 4,417,159
- Issue date Nov 22, 1983
- International Business Machines Corporation
- Jack A. Dorler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
AC Measurement means for use with power control means for eliminati...
- Patent number 4,383,216
- Issue date May 10, 1983
- International Business Machines Corporation
- Jack A. Dorler
- G05 - CONTROLLING REGULATING
Information Patent Grant
Power control means for eliminating circuit to circuit delay differ...
- Patent number 4,346,343
- Issue date Aug 24, 1982
- International Business Machines Corporation
- Erich Berndlmaier
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Maintaining Circuit Delay Characteristics During Power Management Mode
- Publication number 20090121747
- Publication date May 14, 2009
- Sang Hoo Dhong
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Dynamic Frequency Scaling Sequence for Multi-Gigahertz Microprocessors
- Publication number 20090119552
- Publication date May 7, 2009
- Nathan Chelstrom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for controlling operation of microprocessor which performs d...
- Publication number 20070300082
- Publication date Dec 27, 2007
- Sony Computer Entertainment Inc.
- Yosuke Muraki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods and apparatus for managing clock skew
- Publication number 20070063756
- Publication date Mar 22, 2007
- Chiaki Takano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and system for a circuit for timing sensitive applications
- Publication number 20060284648
- Publication date Dec 21, 2006
- Toshihiko Himeno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method to gate off PLLS in a deep power saving state without separa...
- Publication number 20060119445
- Publication date Jun 8, 2006
- International Business Machines Corporation
- Mack Wayne Riley
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Deep power saving by disabling clock distribution without separate...
- Publication number 20060123261
- Publication date Jun 8, 2006
- International Business Machines Corporation
- Mack Wayne Riley
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Dynamic frequency scaling sequence for multi-gigahertz microprocessors
- Publication number 20060053348
- Publication date Mar 9, 2006
- International Business Machines Corporation
- Nathan Chelstrom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Circuit and related method for synchronizing data signals to a core...
- Publication number 20050018799
- Publication date Jan 27, 2005
- International Business Machines Corporation
- David William Boerstler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for pulse train reduction of clocking power when switching b...
- Publication number 20040260960
- Publication date Dec 23, 2004
- International Business Machines Corporation
- Rolf Hilgendorf
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multiphase clocking method and apparatus
- Publication number 20040076189
- Publication date Apr 22, 2004
- International Business Machines Corporation
- David William Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Phase and frequency lock detector
- Publication number 20040017872
- Publication date Jan 29, 2004
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
On-chip thermal sensing circuit
- Publication number 20040008754
- Publication date Jan 15, 2004
- International Business Machines Corporation
- Joachim Gerhard Clabes
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and system for synchronously transferring data between clock...
- Publication number 20030037273
- Publication date Feb 20, 2003
- IBM CORPORATION
- Gilles Gervais
- G06 - COMPUTING CALCULATING COUNTING

Stephen Douglas Weitzel

Person

Patents Grantslast 30 patents

Method for controlling operation of microprocessor which performs d...

Dynamic frequency scaling sequence for multi-gigahertz microprocessors

Circuit and related method for synchronizing data signals to a core...

Method to gate off PLLS in a deep power saving state without separa...

Dynamic frequency scaling sequence for multi-gigahertz microprocessors

Methods and apparatus for managing clock skew

Deep power saving by disabling clock distribution without separate...

Method and system for a circuit for timing sensitive applications

Phase and frequency lock detector

On-chip thermal sensing circuit

Method and system for synchronously transferring data between clock...

System for launching data on a bus by using first clock for alterna...

Memory clock generator and method therefor

Method and apparatus for testing a hybrid circuit having macro and...

Bridge for a power managed computer system with multiple buses and...

Integrated dynamic power dissipation control system for very large...

Fault tolerant logical circuitry

Driver circuitry for reducing on-chip Delta-I noise

Diode-transistor active pull up driver

AC Measurement means for use with power control means for eliminati...

Power control means for eliminating circuit to circuit delay differ...

Patents Applicationslast 30 patents

Maintaining Circuit Delay Characteristics During Power Management Mode

Dynamic Frequency Scaling Sequence for Multi-Gigahertz Microprocessors

Method for controlling operation of microprocessor which performs d...

Methods and apparatus for managing clock skew

Method and system for a circuit for timing sensitive applications

Method to gate off PLLS in a deep power saving state without separa...

Deep power saving by disabling clock distribution without separate...

Dynamic frequency scaling sequence for multi-gigahertz microprocessors

Circuit and related method for synchronizing data signals to a core...

Method for pulse train reduction of clocking power when switching b...

Multiphase clocking method and apparatus

Phase and frequency lock detector

On-chip thermal sensing circuit

Method and system for synchronously transferring data between clock...