Mark David Hagen

Person

Rochester, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for backlight driving
- Patent number 8,760,081
- Issue date Jun 24, 2014
- Texas Instruments Incorporated
- Mark D. Hagen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
System and method for bi-phase modulation decoding
- Patent number 8,477,879
- Issue date Jul 2, 2013
- Texas Instruments Incorporated
- Eric Gregory Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Auto-tuning power supply
- Patent number 8,278,898
- Issue date Oct 2, 2012
- Texas Instruments Incorporated
- Ali Davoudi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methods and apparatus for controlling a digital power supply
- Patent number 7,919,958
- Issue date Apr 5, 2011
- Texas Instruments Incorporated
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methods and apparatus to control a digital power supply
- Patent number 7,903,439
- Issue date Mar 8, 2011
- Texas Instruments Incorporated
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methods and apparatus to control a digital power supply
- Patent number 7,787,263
- Issue date Aug 31, 2010
- Texas Instruments Incorporated
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reference voltage change in a digital power supply
- Patent number 7,688,608
- Issue date Mar 30, 2010
- Texas Instruments Incorporated
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Calibration method for station orientation
- Patent number 7,389,052
- Issue date Jun 17, 2008
- Texas Instruments Incorporated
- Eric Gregory Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Double difference phase detection
- Patent number 7,352,691
- Issue date Apr 1, 2008
- Texas Instruments Incorporated
- Mark D. Hagen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method of implementing variable loop gain in an optical...
- Patent number 7,215,888
- Issue date May 8, 2007
- Texas Instruments Incorporated
- Eric G. Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power line communication using power factor correction circuits
- Patent number 7,205,749
- Issue date Apr 17, 2007
- Texas Instruments Incorporated
- Mark David Hagen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Disk drive having a sector clock that is synchronized to the angula...
- Patent number 7,126,776
- Issue date Oct 24, 2006
- Western Digital Technologies, Inc.
- Robert W. Warren, Jr.
- G11 - INFORMATION STORAGE
Information Patent Grant
Resonant scanning mirror driver circuit
- Patent number 7,088,070
- Issue date Aug 8, 2006
- Texas Instruments Incorporated
- Mark David Hagen
- G02 - OPTICS
Information Patent Grant
Resonant scanning mirror driver circuit
- Patent number 6,956,350
- Issue date Oct 18, 2005
- Texas Instruments Incorporated
- Mark D. Hagen
- G02 - OPTICS
Information Patent Grant
Method and apparatus for aligning optical wireless links
- Patent number 6,915,080
- Issue date Jul 5, 2005
- Mark David Heminger
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Resonant scanning mirror driver circuit
- Patent number 6,812,669
- Issue date Nov 2, 2004
- Texas Instruments Incorporated
- Mark D. Hagen
- G02 - OPTICS
Information Patent Grant
MEM's mirror internal sensor linearization based on driver...
- Patent number 6,714,338
- Issue date Mar 30, 2004
- Texas Instruments Incorporated
- Eric G. Oettinger
- G02 - OPTICS
Information Patent Grant
Disk drive that discerns the polarity of a head signal from a sync...
- Patent number 6,639,748
- Issue date Oct 28, 2003
- Western Digital Technologies, Inc.
- Grant S. Christiansen
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive employing a sync mark detector comprising a matched filt...
- Patent number 6,603,622
- Issue date Aug 5, 2003
- Western Digital Technologies, Inc.
- Grant S. Christiansen
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for phase modulated servo positioning in a dir...
- Patent number 6,426,844
- Issue date Jul 30, 2002
- International Business Machines Corporation
- Todd Barry Anderson
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with method of constructing a continuous position signal...
- Patent number 6,369,974
- Issue date Apr 9, 2002
- Western Digital Technologies, Inc.
- Saeed Asgari
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive for detecting a polarity error of a magnetoresistive hea...
- Patent number 6,369,969
- Issue date Apr 9, 2002
- Western Digital Technologies, Inc.
- Grant S. Christiansen
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive having a write condition detector for suspending write o...
- Patent number 6,249,393
- Issue date Jun 19, 2001
- Western Digital Corporation
- Russell A. Billings
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for servo positioning in a direct access stora...
- Patent number 6,219,197
- Issue date Apr 17, 2001
- International Business Machines Corporation
- Dana Henry Brown
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for optimizing the servo read channel of a har...
- Patent number 6,078,453
- Issue date Jun 20, 2000
- Western Digital Corporation
- Rich A. Dziallo
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with separately determined servo and data track pitch
- Patent number 6,052,250
- Issue date Apr 18, 2000
- Western Digital Corporation
- Daniel Golowka
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of characterizing and compensating for read head nonlinearit...
- Patent number 5,982,173
- Issue date Nov 9, 1999
- Western Digital Corporation
- Mark David Hagen
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for reducing servo interference in a magneto-r...
- Patent number 5,790,341
- Issue date Aug 4, 1998
- International Business Machines Corporation
- Earl A. Cunningham
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for positioning transducers to correct for rea...
- Patent number 5,682,274
- Issue date Oct 28, 1997
- International Business Machines Corporation
- Dana Henry Brown
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive servo control
- Patent number 5,241,433
- Issue date Aug 31, 1993
- International Business Machines Corporation
- Todd B. Anderson
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND APPARATUS TO MEASURE A TRANSFER FUNCTION OF A CONTROL S...
- Publication number 20200112249
- Publication date Apr 9, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER-LIMIT PROTECTION CIRCUIT WITH AN EFUSE ELEMENT
- Publication number 20180069394
- Publication date Mar 8, 2018
- Monolithic Power Systems, Inc.
- Mark Hagen
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD FOR BI-PHASE MODULATION DECODING
- Publication number 20110158329
- Publication date Jun 30, 2011
- Eric Gregory Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method for Bi-Phase Modulation Decoding
- Publication number 20110150106
- Publication date Jun 23, 2011
- TEXAS INSTRUMENTS INCORPORATED
- Eric Gregory Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Auto-Tuning Power Supply
- Publication number 20100207594
- Publication date Aug 19, 2010
- TEXAS INSTRUMENTS INCORPORATED
- Ali DAVOUDI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODS AND APPARATUS TO MONITOR A DIGITAL POWER SUPPLY
- Publication number 20080284400
- Publication date Nov 20, 2008
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODS AND APPARATUS FOR CONTROLLING A DIGITAL POWER SUPPLY
- Publication number 20080284399
- Publication date Nov 20, 2008
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODS AND APPARATUS TO HANDLE A REFERENCE VOLTAGE CHANGE IN A DIG...
- Publication number 20080284388
- Publication date Nov 20, 2008
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODS AND APPARATUS TO CONTROL A DIGITAL POWER SUPPLY
- Publication number 20080285313
- Publication date Nov 20, 2008
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
"METHODS AND APPARATUS TO MEASURE A TRANSFER FUNCTION OF A CONTROL...
- Publication number 20080288201
- Publication date Nov 20, 2008
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODS AND APPARATUS TO CONTROL A DIGITAL POWER SUPPLY
- Publication number 20080284401
- Publication date Nov 20, 2008
- Eric Gregory Oettinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LCD BACKLIGHT DRIVER
- Publication number 20070182342
- Publication date Aug 9, 2007
- TEXAS INSTRUMENTS INCORPORATED
- Mark David Hagen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYSTEMS AND METHODS FOR BACKLIGHT DRIVING
- Publication number 20070103093
- Publication date May 10, 2007
- TEXAS INSTRUMENTS INCORPORATED
- Mark D. Hagen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Power line communication using power factor correction circuits
- Publication number 20060192537
- Publication date Aug 31, 2006
- Mark David Hagen
- G05 - CONTROLLING REGULATING
Information Patent Application
Double difference phase detection
- Publication number 20060126490
- Publication date Jun 15, 2006
- TEXAS INSTRUMENTS INCORPORATED
- Mark D. Hagen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Resonant scanning mirror driver circuit
- Publication number 20050194922
- Publication date Sep 8, 2005
- Mark David Hagen
- G02 - OPTICS
Information Patent Application
Resonant scanning mirror driver circuit
- Publication number 20050077860
- Publication date Apr 14, 2005
- Mark D. Hagen
- G02 - OPTICS
Information Patent Application
Method of preventing reflections in an optical wireless link
- Publication number 20040208611
- Publication date Oct 21, 2004
- Eric G. Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of controlling deflection amplitude and offset of a resonant...
- Publication number 20040051033
- Publication date Mar 18, 2004
- Mark D. Hagen
- G02 - OPTICS
Information Patent Application
Resonant scanning mirror driver circuit
- Publication number 20030230997
- Publication date Dec 18, 2003
- Mark D. Hagen
- G02 - OPTICS
Information Patent Application
MEM'S MIRROR INTERNAL SENSOR LINEARIZATION BASED ON DRIVER LINEARITY
- Publication number 20030214696
- Publication date Nov 20, 2003
- Eric G. Oettinger
- G02 - OPTICS
Information Patent Application
System and method of implementing variable loop gain in an optical...
- Publication number 20030180052
- Publication date Sep 25, 2003
- Eric G. Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Calibration method for station orientation
- Publication number 20030144041
- Publication date Jul 31, 2003
- Eric Gregory Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for aligning opotical wireless links
- Publication number 20020054411
- Publication date May 9, 2002
- Mark David Heminger
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Mark David Hagen

Person

Patents Grantslast 30 patents

Systems and methods for backlight driving

System and method for bi-phase modulation decoding

Auto-tuning power supply

Methods and apparatus for controlling a digital power supply

Methods and apparatus to control a digital power supply

Methods and apparatus to control a digital power supply

Reference voltage change in a digital power supply

Calibration method for station orientation

Double difference phase detection

System and method of implementing variable loop gain in an optical...

Power line communication using power factor correction circuits

Disk drive having a sector clock that is synchronized to the angula...

Resonant scanning mirror driver circuit

Resonant scanning mirror driver circuit

Method and apparatus for aligning optical wireless links

Resonant scanning mirror driver circuit

MEM&#x00027;s mirror internal sensor linearization based on driver...

Disk drive that discerns the polarity of a head signal from a sync...

Disk drive employing a sync mark detector comprising a matched filt...

Method and apparatus for phase modulated servo positioning in a dir...

Disk drive with method of constructing a continuous position signal...

Disk drive for detecting a polarity error of a magnetoresistive hea...

Disk drive having a write condition detector for suspending write o...

Method and apparatus for servo positioning in a direct access stora...

Method and apparatus for optimizing the servo read channel of a har...

Disk drive with separately determined servo and data track pitch

Method of characterizing and compensating for read head nonlinearit...

Method and apparatus for reducing servo interference in a magneto-r...

Method and apparatus for positioning transducers to correct for rea...

Disk drive servo control

Patents Applicationslast 30 patents

METHODS AND APPARATUS TO MEASURE A TRANSFER FUNCTION OF A CONTROL S...

POWER-LIMIT PROTECTION CIRCUIT WITH AN EFUSE ELEMENT

SYSTEM AND METHOD FOR BI-PHASE MODULATION DECODING

System and Method for Bi-Phase Modulation Decoding

Auto-Tuning Power Supply

METHODS AND APPARATUS TO MONITOR A DIGITAL POWER SUPPLY

METHODS AND APPARATUS FOR CONTROLLING A DIGITAL POWER SUPPLY

METHODS AND APPARATUS TO HANDLE A REFERENCE VOLTAGE CHANGE IN A DIG...

METHODS AND APPARATUS TO CONTROL A DIGITAL POWER SUPPLY

"METHODS AND APPARATUS TO MEASURE A TRANSFER FUNCTION OF A CONTROL...

METHODS AND APPARATUS TO CONTROL A DIGITAL POWER SUPPLY

LCD BACKLIGHT DRIVER

SYSTEMS AND METHODS FOR BACKLIGHT DRIVING

Power line communication using power factor correction circuits

Double difference phase detection

Resonant scanning mirror driver circuit

Resonant scanning mirror driver circuit

Method of preventing reflections in an optical wireless link

Method of controlling deflection amplitude and offset of a resonant...

Resonant scanning mirror driver circuit

MEM'S MIRROR INTERNAL SENSOR LINEARIZATION BASED ON DRIVER LINEARITY

System and method of implementing variable loop gain in an optical...

Calibration method for station orientation

Method and apparatus for aligning opotical wireless links

MEM's mirror internal sensor linearization based on driver...