David W. Boerstler

Person

Round Rock, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Self-biased high speed level shifter circuit
- Patent number 8,736,304
- Issue date May 27, 2014
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for a duty cycle correction circuit
- Patent number 8,381,143
- Issue date Feb 19, 2013
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for managing voltage swings across field effect transistors
- Patent number 8,201,112
- Issue date Jun 12, 2012
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable gain amplifier with reduced power consumption
- Patent number 8,183,920
- Issue date May 22, 2012
- International Business Machines Corporation
- Jieming Qi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for a circuit obtaining desired phase locked loop duty cy...
- Patent number 8,108,813
- Issue date Jan 31, 2012
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System and method for on/off-chip characterization of pulse-width l...
- Patent number 8,054,119
- Issue date Nov 8, 2011
- International Business Machines Corporation
- David William Boerstler
- G01 - MEASURING TESTING
Information Patent Grant
Clock duty cycle measurement with charge pump without using referen...
- Patent number 8,041,537
- Issue date Oct 18, 2011
- International Business Machines Corporation
- Jieming Qi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for interleaved voltage controlled oscillator
- Patent number 8,037,431
- Issue date Oct 11, 2011
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for an absolute duty cycle measurement circuit
- Patent number 8,032,850
- Issue date Oct 4, 2011
- International Business Machines Corporation
- David W. Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for PLL linearity measurement, PLL output duty...
- Patent number 7,994,830
- Issue date Aug 9, 2011
- Kabushiki Kaisha Toshiba
- Masaaki Kaneko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for a programmable interpolative voltage controlled oscil...
- Patent number 7,969,250
- Issue date Jun 28, 2011
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Design structure for a phase locked loop with stabilized dynamic re...
- Patent number 7,958,469
- Issue date Jun 7, 2011
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for a duty cycle measurement circuit
- Patent number 7,917,318
- Issue date Mar 29, 2011
- International Business Machines Corporation
- David W. Boerstler
- G01 - MEASURING TESTING
Information Patent Grant
Digital circuit to measure and/or correct duty cycles
- Patent number 7,917,795
- Issue date Mar 29, 2011
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Structure for a duty cycle correction circuit
- Patent number 7,913,199
- Issue date Mar 22, 2011
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Absolute duty cycle measurement
- Patent number 7,904,264
- Issue date Mar 8, 2011
- International Business Machines Corporation
- David W. Boerstler
- G01 - MEASURING TESTING
Information Patent Grant
Duty cycle measurement for various signals throughout an integrated...
- Patent number 7,895,005
- Issue date Feb 22, 2011
- International Business Machines Corporation
- David W. Boerstler
- G01 - MEASURING TESTING
Information Patent Grant
Random number generator
- Patent number 7,890,561
- Issue date Feb 15, 2011
- International Business Machines Corporation
- David William Boerstler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Structure for a phase locked loop with adjustable voltage based on...
- Patent number 7,877,222
- Issue date Jan 25, 2011
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High speed clock signal duty cycle adjustment
- Patent number 7,863,958
- Issue date Jan 4, 2011
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit to reduce transient current swings during mode transitions...
- Patent number 7,831,006
- Issue date Nov 9, 2010
- International Business Machines Corporation
- David William Boerstler
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Circuit to reduce power supply fluctuations in high frequency/high...
- Patent number 7,809,974
- Issue date Oct 5, 2010
- International Business Machines Corporation
- David William Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Thermal sensing circuit using bandgap voltage reference generators...
- Patent number 7,789,558
- Issue date Sep 7, 2010
- Kabushiki Kaisha Toshiba
- Munehiro Yoshida
- G05 - CONTROLLING REGULATING
Information Patent Grant
Interleaved voltage controlled oscillator
- Patent number 7,786,813
- Issue date Aug 31, 2010
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Interleaved voltage controlled oscillator
- Patent number 7,782,146
- Issue date Aug 24, 2010
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency divider state correction circuit
- Patent number 7,760,843
- Issue date Jul 20, 2010
- International Business Machines Corporation
- David William Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for automatically selecting intermediate power supply voltag...
- Patent number 7,747,892
- Issue date Jun 29, 2010
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase locked loop with temperature and process compensation
- Patent number 7,737,794
- Issue date Jun 15, 2010
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
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
Method and system for managing voltage swings across field effect t...
- Patent number 7,701,269
- Issue date Apr 20, 2010
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE GAIN AMPLIFIER WITH REDUCED POWER CONSUMPTION
- Publication number 20120001691
- Publication date Jan 5, 2012
- International Business Machines Corporation
- Jieming Qi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Systems and Methods for PLL Linearity Measurement, PLL Output Duty...
- Publication number 20110121874
- Publication date May 26, 2011
- Masaaki Kaneko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Design Structure for a Duty Cycle Correction Circuit
- Publication number 20110126162
- Publication date May 26, 2011
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH SPEED CLOCK SIGNAL DUTY CYCLE ADJUSTMENT
- Publication number 20100164580
- Publication date Jul 1, 2010
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and Apparatus for On-Chip Testing of High Speed Frequency Di...
- Publication number 20090322311
- Publication date Dec 31, 2009
- International Business Machines Corporation
- Jieming Qi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Clock Duty Cycle Measurement with Charge Pump Without Using Referen...
- Publication number 20090326862
- Publication date Dec 31, 2009
- International Business Machines Corporation
- Jieming Qi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Phase Locked Loop with Temperature and Process Compensation
- Publication number 20090285344
- Publication date Nov 19, 2009
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Structure for a Programmable Interpolative Voltage Controlled Oscil...
- Publication number 20090183136
- Publication date Jul 16, 2009
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Thermal Sensing Circuit Using Bandgap Voltage Reference Generators...
- Publication number 20090174468
- Publication date Jul 9, 2009
- Toshiba American Electronic Components, Inc.
- Munehiro Yoshida
- G05 - CONTROLLING REGULATING
Information Patent Application
Systems and Methods for PLL Linearity Measurement, PLL Output Duty...
- Publication number 20090146743
- Publication date Jun 11, 2009
- Masaaki Kaneko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Structure for a Duty Cycle Measurement Circuit
- Publication number 20090138834
- Publication date May 28, 2009
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Duty Cycle Measurement Method and Apparatus for Various Signals Thr...
- Publication number 20090128133
- Publication date May 21, 2009
- David W. Boerstler
- G01 - MEASURING TESTING
Information Patent Application
Structure for a Circuit Obtaining Desired Phase Locked Loop Duty Cy...
- Publication number 20090132971
- Publication date May 21, 2009
- International Business Machines Corporation
- David W. Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus and Method for Obtaining Desired Phase Locked Loop Duty C...
- Publication number 20090128206
- Publication date May 21, 2009
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Absolute Duty Cycle Measurement Method and Apparatus
- Publication number 20090125262
- Publication date May 14, 2009
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Design Structure for an Absolute Duty Cycle Measurement Circuit
- Publication number 20090125857
- Publication date May 14, 2009
- International Business Machines Corporation
- David W. Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Structure for Precision Integrated Phase Lock Loop Circuit Loop Filter
- Publication number 20090108923
- Publication date Apr 30, 2009
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Design Structure For A Duty Cycle Measurement Apparatus That Operat...
- Publication number 20090112555
- Publication date Apr 30, 2009
- International Business Machines Corporation
- David William Boerstler
- G01 - MEASURING TESTING
Information Patent Application
Structure for Managing Voltage Swings Across Field Effect Transistors
- Publication number 20090108924
- Publication date Apr 30, 2009
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Precision Integrated Phase Lock Loop Circuit Loop Filter
- Publication number 20090108889
- Publication date Apr 30, 2009
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and System for Managing Voltage Swings Across Field Effect T...
- Publication number 20090108922
- Publication date Apr 30, 2009
- International Business Machines Corporation
- David William Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Programmable Interpolative Voltage Controlled Oscillator with Adjus...
- Publication number 20090066424
- Publication date Mar 12, 2009
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Structure for a Phase Locked Loop with Adjustable Voltage Based on...
- Publication number 20090021314
- Publication date Jan 22, 2009
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ADJUSTING VOLTAGE FOR A PHASE LOCKED LOOP BASED ON TEMPERATURE
- Publication number 20090024349
- Publication date Jan 22, 2009
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Design Structure for a Phase Locked Loop with Stabilized Dynamic Re...
- Publication number 20090007047
- Publication date Jan 1, 2009
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Phase Locked Loop with Stabilized Dynamic Response
- Publication number 20090002038
- Publication date Jan 1, 2009
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Systems and Methods for Level Shifting using AC Coupling
- Publication number 20080309395
- Publication date Dec 18, 2008
- Masaaki Kaneko
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH FREQUENCY DIVIDER STATE CORRECTION CIRCUIT
- Publication number 20080301503
- Publication date Dec 4, 2008
- David William Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Circuit to Reduce Transient Current Swings During Mode Transitions...
- Publication number 20080272820
- Publication date Nov 6, 2008
- International Business Machines Corporation
- David William Boerstler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Duty Cycle Correction Circuit Whose Operation is Largely Independen...
- Publication number 20080246524
- Publication date Oct 9, 2008
- International Business Machines Corporation
- David W. Boerstler
- H03 - BASIC ELECTRONIC CIRCUITRY

David W. Boerstler

Person

Patents Grantslast 30 patents

Self-biased high speed level shifter circuit

Structure for a duty cycle correction circuit

Structure for managing voltage swings across field effect transistors

Variable gain amplifier with reduced power consumption

Structure for a circuit obtaining desired phase locked loop duty cy...

System and method for on/off-chip characterization of pulse-width l...

Clock duty cycle measurement with charge pump without using referen...

Structure for interleaved voltage controlled oscillator

Structure for an absolute duty cycle measurement circuit

Systems and methods for PLL linearity measurement, PLL output duty...

Structure for a programmable interpolative voltage controlled oscil...

Design structure for a phase locked loop with stabilized dynamic re...

Structure for a duty cycle measurement circuit

Digital circuit to measure and/or correct duty cycles

Structure for a duty cycle correction circuit

Absolute duty cycle measurement

Duty cycle measurement for various signals throughout an integrated...

Random number generator

Structure for a phase locked loop with adjustable voltage based on...

High speed clock signal duty cycle adjustment

Circuit to reduce transient current swings during mode transitions...

Circuit to reduce power supply fluctuations in high frequency/high...

Thermal sensing circuit using bandgap voltage reference generators...

Interleaved voltage controlled oscillator

Interleaved voltage controlled oscillator

High frequency divider state correction circuit

System for automatically selecting intermediate power supply voltag...

Phase locked loop with temperature and process compensation

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

Method and system for managing voltage swings across field effect t...

Patents Applicationslast 30 patents

VARIABLE GAIN AMPLIFIER WITH REDUCED POWER CONSUMPTION

Systems and Methods for PLL Linearity Measurement, PLL Output Duty...

Design Structure for a Duty Cycle Correction Circuit

HIGH SPEED CLOCK SIGNAL DUTY CYCLE ADJUSTMENT

Method and Apparatus for On-Chip Testing of High Speed Frequency Di...

Clock Duty Cycle Measurement with Charge Pump Without Using Referen...

Phase Locked Loop with Temperature and Process Compensation

Structure for a Programmable Interpolative Voltage Controlled Oscil...

Thermal Sensing Circuit Using Bandgap Voltage Reference Generators...

Systems and Methods for PLL Linearity Measurement, PLL Output Duty...

Structure for a Duty Cycle Measurement Circuit

Duty Cycle Measurement Method and Apparatus for Various Signals Thr...

Structure for a Circuit Obtaining Desired Phase Locked Loop Duty Cy...

Apparatus and Method for Obtaining Desired Phase Locked Loop Duty C...

Absolute Duty Cycle Measurement Method and Apparatus

Design Structure for an Absolute Duty Cycle Measurement Circuit

Structure for Precision Integrated Phase Lock Loop Circuit Loop Filter

Design Structure For A Duty Cycle Measurement Apparatus That Operat...

Structure for Managing Voltage Swings Across Field Effect Transistors

Precision Integrated Phase Lock Loop Circuit Loop Filter

Method and System for Managing Voltage Swings Across Field Effect T...

Programmable Interpolative Voltage Controlled Oscillator with Adjus...

Structure for a Phase Locked Loop with Adjustable Voltage Based on...

ADJUSTING VOLTAGE FOR A PHASE LOCKED LOOP BASED ON TEMPERATURE

Design Structure for a Phase Locked Loop with Stabilized Dynamic Re...

Phase Locked Loop with Stabilized Dynamic Response

Systems and Methods for Level Shifting using AC Coupling

HIGH FREQUENCY DIVIDER STATE CORRECTION CIRCUIT

Circuit to Reduce Transient Current Swings During Mode Transitions...

Duty Cycle Correction Circuit Whose Operation is Largely Independen...