H-Bridge head driver circuit, the "H" configuration allowing to inverse the current direction in the head

Industry

CPC
G11B5/022

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B5/00Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor

Current Industry

G11B5/022H-Bridge head driver circuit, the "H" configuration allowing to inverse the current direction in the head

Industries

Patents Grantslast 30 patents

Information Patent Grant
Magnetic disk device and write processing method
- Patent number 10,037,769
- Issue date Jul 31, 2018
- Kabushiki Kaisha Toshiba
- Yusuke Tomoda
- G11 - INFORMATION STORAGE
Information Patent Grant
Additional overshoot current HDD write driver circuit
- Patent number 9,601,152
- Issue date Mar 21, 2017
- Texas Instruments Incorporated
- Marius V. Dina
- G11 - INFORMATION STORAGE
Information Patent Grant
Voice coil motor temperature sensing circuit to reduce catastrophic...
- Patent number 9,245,540
- Issue date Jan 26, 2016
- Western Digital Technologies, Inc.
- John R. Agness
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for speed control of voice coil motor retract...
- Patent number 9,236,067
- Issue date Jan 12, 2016
- STMicroelectronics Asia Pacific PTE Ltd.
- Lorenzo Ferrario
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk-drive pulse duration control system
- Patent number 9,196,265
- Issue date Nov 24, 2015
- Texas Instruments Incorporated
- Marius Vicentiu Dina
- G11 - INFORMATION STORAGE
Information Patent Grant
Cascoded H-bridge pre-driver
- Patent number 9,100,010
- Issue date Aug 4, 2015
- Texas Instruments Incorporated
- Matthew D Rowley
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for accessing codewords in parallel using a thr...
- Patent number 9,007,707
- Issue date Apr 14, 2015
- Avago Technologies General IP (Singapore) Pte. Ltd.
- Lu Lu
- G11 - INFORMATION STORAGE
Information Patent Grant
Over-the-rail write driver for magnetic storage systems
- Patent number 8,804,261
- Issue date Aug 12, 2014
- LSI Corporation
- Paul Mark Mazur
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage device with driver controller providing pattern-dependent w...
- Patent number 8,792,197
- Issue date Jul 29, 2014
- LSI Corporation
- Ross S. Wilson
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for reflection cancellation
- Patent number 8,643,973
- Issue date Feb 4, 2014
- Texas Instruments Incorporated
- Rajarshi Mukhopadhyay
- G11 - INFORMATION STORAGE
Information Patent Grant
Voltage-mode driver
- Patent number 8,643,969
- Issue date Feb 4, 2014
- Texas Instruments Incorporated
- Rajarshi Mukhopadhyay
- G11 - INFORMATION STORAGE
Information Patent Grant
High speed, low power write current switching scheme for HDD preamp...
- Patent number 8,619,382
- Issue date Dec 31, 2013
- Texas Instruments Incorporated
- Jeremy Robert Kuehlwein
- G11 - INFORMATION STORAGE
Information Patent Grant
Device to synchronize the change of the driving mode of an electrom...
- Patent number 8,471,505
- Issue date Jun 25, 2013
- STMicroelectronics S.r.l.
- Ezio Galbiati
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording apparatus and data recording method
- Patent number 8,130,463
- Issue date Mar 6, 2012
- Hitachi Maxell, Ltd.
- Masao Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Prevention of concurrent PWM or PSM commutations of power signals d...
- Patent number 8,044,619
- Issue date Oct 25, 2011
- STMicroelectronics S.r.l.
- Giuseppe Maiocchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor
- Patent number 7,924,534
- Issue date Apr 12, 2011
- International Business Machines Corporation
- Hubert Grimm
- G11 - INFORMATION STORAGE
Information Patent Grant
Hybrid termination of transmission line for driving hard disk drive...
- Patent number 7,924,525
- Issue date Apr 12, 2011
- Marvell International Ltd.
- Kien Beng Tan
- G11 - INFORMATION STORAGE
Information Patent Grant
Boosted write driver for transmission line with reduction in parasi...
- Patent number 7,848,038
- Issue date Dec 7, 2010
- Marvell International Ltd.
- Kien Beng Tan
- G11 - INFORMATION STORAGE
Information Patent Grant
High speed digital signaling apparatus and method using reflected s...
- Patent number 7,786,754
- Issue date Aug 31, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- John Thomas Contreras
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods and apparatus to provide dynamically-biased write drivers f...
- Patent number 7,746,591
- Issue date Jun 29, 2010
- Texas Instruments Incorporated
- Priscilla Enid Escobar-Bowser
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive write driver and associated control logic circuitry
- Patent number 7,729,077
- Issue date Jun 1, 2010
- STMicroelectronics, Inc.
- Vineet Tiwari
- G11 - INFORMATION STORAGE
Information Patent Grant
Variable power write driver circuit
- Patent number 7,688,536
- Issue date Mar 30, 2010
- International Business Machines Corporation
- Larry L. Tretter
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods and apparatus for controlling write driver current
- Patent number 7,660,064
- Issue date Feb 9, 2010
- Agere Systems Inc.
- James Patrick Howley
- G11 - INFORMATION STORAGE
Information Patent Grant
Low power preamplifier writer architecture
- Patent number 7,656,111
- Issue date Feb 2, 2010
- Marvell International Ltd.
- Sang Kong Chan
- G11 - INFORMATION STORAGE
Information Patent Grant
High speed current mode write driver
- Patent number 7,642,819
- Issue date Jan 5, 2010
- Texas Instruments Incorporated
- Priscilla E. Escobar-Bowser
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for driving an electromagnetic load
- Patent number 7,542,262
- Issue date Jun 2, 2009
- STMicroelectronics S.r.l.
- Ezio Galbiati
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor
- Patent number 7,505,233
- Issue date Mar 17, 2009
- International Business Machines Corporation
- Hubert Grimm
- G11 - INFORMATION STORAGE
Information Patent Grant
Circuit and method for write current driver
- Patent number 7,453,659
- Issue date Nov 18, 2008
- Texas Instruments Incorporated
- Indumini W. Ranmuthu
- G11 - INFORMATION STORAGE
Information Patent Grant
Low power preamplifier writer architecture
- Patent number 7,408,313
- Issue date Aug 5, 2008
- Marvell International Ltd.
- Chan Sang Kong
- G11 - INFORMATION STORAGE
Information Patent Grant
Low power servo mode write driver
- Patent number 7,382,560
- Issue date Jun 3, 2008
- Texas Instruments Incorporated
- Raymond Elijah Barnett
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
CIRCUITS AND METHODS FOR CANCELLING A REFLECTED WAVE
- Publication number 20140300984
- Publication date Oct 9, 2014
- TEXAS INSTRUMENTS INCORPORATED
- Rajarshi Mukhopadhyay
- G11 - INFORMATION STORAGE
Information Patent Application
Over-the-Rail Write Driver for Magnetic Storage Systems
- Publication number 20140029127
- Publication date Jan 30, 2014
- LSI Corporation
- Paul Mark Mazur
- G11 - INFORMATION STORAGE
Information Patent Application
DISK-DRIVE PULSE DURATION CONTROL SYSTEM
- Publication number 20130308222
- Publication date Nov 21, 2013
- TEXAS INSTRUMENTS INCORPORATED
- Marius Vicentiu Dina
- G11 - INFORMATION STORAGE
Information Patent Application
VOLTAGE-MODE DRIVER
- Publication number 20130286499
- Publication date Oct 31, 2013
- TEXAS INSTRUMENTS INCORPORATED
- Rajarshi Mukhopadhyay
- G11 - INFORMATION STORAGE
Information Patent Application
High Speed, Low Power Write Current Switching Scheme for HDD Preamp...
- Publication number 20130278335
- Publication date Oct 24, 2013
- TEXAS INSTRUMENTS INCORPORATED
- Jeremy Robert Kuehlwein
- G11 - INFORMATION STORAGE
Information Patent Application
FEED-FORWARD COMPENSATION OF LINEAR-PULSE WIDTH MODULATOR HYBRID PO...
- Publication number 20130163123
- Publication date Jun 27, 2013
- Yoshito Otaguro
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR REFLECTION CANCELLATION
- Publication number 20130100551
- Publication date Apr 25, 2013
- TEXAS INSTRUMENTS INCORPORATED
- Rajarshi Mukhopadhyay
- G11 - INFORMATION STORAGE
Information Patent Application
TECHNIQUE FOR PROGRAMMABLE RISE TIME IN HARD DISK DRIVE WRITER
- Publication number 20120019947
- Publication date Jan 26, 2012
- TEXAS INSTRUMENTS INCORPORATED
- Jeremy Robert Kuehlwein
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICE TO SYNCHRONIZE THE CHANGE OF THE DRIVING MODE OF AN ELECTROM...
- Publication number 20100244761
- Publication date Sep 30, 2010
- STMicroelectronics S.r.l.
- Ezio Galbiati
- G11 - INFORMATION STORAGE
Information Patent Application
High speed digital signaling apparatus and method using reflected s...
- Publication number 20100061005
- Publication date Mar 11, 2010
- John Thomas Contreras
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MAGNETIC RECORDING CIRCUIT, MAGNETIC RECORDING DEVICE, AND INFORMAT...
- Publication number 20090284863
- Publication date Nov 19, 2009
- Fujitsu Limited
- Hiroshi Uno
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Sensor
- Publication number 20090161261
- Publication date Jun 25, 2009
- Hubert Grimm
- G11 - INFORMATION STORAGE
Information Patent Application
METHODS AND APPARATUS TO PROVIDE DYNAMICALLY-BIASED WRITE DRIVERS F...
- Publication number 20090153991
- Publication date Jun 18, 2009
- Priscilla Enid Escobar-Bowser
- G11 - INFORMATION STORAGE
Information Patent Application
Methods and Apparatus for Controlling Write Driver Current
- Publication number 20090116134
- Publication date May 7, 2009
- Agere Systems Inc.
- James Patrick Howley
- G11 - INFORMATION STORAGE
Information Patent Application
DATA RECORDING APPARATUS AND DATA RECORDING METHOD
- Publication number 20080297941
- Publication date Dec 4, 2008
- Masao FUJITA
- G11 - INFORMATION STORAGE
Information Patent Application
Variable Power Write Driver Circuit
- Publication number 20080290908
- Publication date Nov 27, 2008
- International Business Machines Corporation
- Larry L. Tretter
- G11 - INFORMATION STORAGE
Information Patent Application
Method of Using a Magnetic Sensor
- Publication number 20080259481
- Publication date Oct 23, 2008
- Hubert Grimm
- G11 - INFORMATION STORAGE
Information Patent Application
Low Power Write Driver for a Magnetic Disk Drive
- Publication number 20080204914
- Publication date Aug 28, 2008
- TEXAS INSTRUMENTS INCORPORATED
- Motomu Hashizume
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive write driver and associated control logic circuitry
- Publication number 20080055760
- Publication date Mar 6, 2008
- STMicroelectronics, Inc.
- Vineet Tiwari
- G11 - INFORMATION STORAGE
Information Patent Application
PREVENTION OF CONCURRENT PWM OR PSM COMMUTATIONS OF POWER SIGNALS D...
- Publication number 20070296362
- Publication date Dec 27, 2007
- STMicroelectronics S.r.l.
- Giuseppe Maiocchi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head drive circuit
- Publication number 20070206306
- Publication date Sep 6, 2007
- Shingo Hokuto
- G11 - INFORMATION STORAGE
Information Patent Application
Circuit and method for write current driver
- Publication number 20060268443
- Publication date Nov 30, 2006
- TEXAS INSTRUMENTS INCORPORATED
- Indumini W. Ranmuthu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic sensor
- Publication number 20060126229
- Publication date Jun 15, 2006
- Hubert Grimm
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus for driving an electromagnetic load
- Publication number 20060087363
- Publication date Apr 27, 2006
- STMicroelectronics S.r.l.
- Ezio Galbiati
- G11 - INFORMATION STORAGE
Information Patent Application
Process-insensitive write current generation for a HDD preamplifier...
- Publication number 20060007572
- Publication date Jan 12, 2006
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Class-AB beta helper to reduce effects of mirror perturbation
- Publication number 20060001475
- Publication date Jan 5, 2006
- John J. Price
- G05 - CONTROLLING REGULATING
Information Patent Application
EFFICIENT TRANSITION FROM CLASS D TO LINEAR OPERATION IN DUAL-MODE...
- Publication number 20050264920
- Publication date Dec 1, 2005
- TEXAS INSTRUMENTS INCORPORATED
- Kevin W. Ziemer
- G11 - INFORMATION STORAGE
Information Patent Application
Rejection of power supply variations for gain error cancellation in...
- Publication number 20050264921
- Publication date Dec 1, 2005
- TEXAS INSTRUMENTS INCORPORATED
- Alaa Y. El-Sherif
- G11 - INFORMATION STORAGE
Information Patent Application
Write driver with improved boosting circuit and interconnect impeda...
- Publication number 20050237785
- Publication date Oct 27, 2005
- Alessandro Venca
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor integrated circuit and magnetic storage device using...
- Publication number 20050207228
- Publication date Sep 22, 2005
- Hiroki Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY

H-Bridge head driver circuit, the "H" configuration allowing to inverse the current direction in the head

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Magnetic disk device and write processing method

Additional overshoot current HDD write driver circuit

Voice coil motor temperature sensing circuit to reduce catastrophic...

Method and apparatus for speed control of voice coil motor retract...

Disk-drive pulse duration control system

Cascoded H-bridge pre-driver

Systems and methods for accessing codewords in parallel using a thr...

Over-the-rail write driver for magnetic storage systems

Storage device with driver controller providing pattern-dependent w...

Method and apparatus for reflection cancellation

Voltage-mode driver

High speed, low power write current switching scheme for HDD preamp...

Device to synchronize the change of the driving mode of an electrom...

Data recording apparatus and data recording method

Prevention of concurrent PWM or PSM commutations of power signals d...

Magnetic sensor

Hybrid termination of transmission line for driving hard disk drive...

Boosted write driver for transmission line with reduction in parasi...

High speed digital signaling apparatus and method using reflected s...

Methods and apparatus to provide dynamically-biased write drivers f...

Disk drive write driver and associated control logic circuitry

Variable power write driver circuit

Methods and apparatus for controlling write driver current

Low power preamplifier writer architecture

High speed current mode write driver

Apparatus for driving an electromagnetic load

Magnetic sensor

Circuit and method for write current driver

Low power preamplifier writer architecture

Low power servo mode write driver

Patents Applicationslast 30 patents

CIRCUITS AND METHODS FOR CANCELLING A REFLECTED WAVE

Over-the-Rail Write Driver for Magnetic Storage Systems

DISK-DRIVE PULSE DURATION CONTROL SYSTEM

VOLTAGE-MODE DRIVER

High Speed, Low Power Write Current Switching Scheme for HDD Preamp...

FEED-FORWARD COMPENSATION OF LINEAR-PULSE WIDTH MODULATOR HYBRID PO...

METHOD AND APPARATUS FOR REFLECTION CANCELLATION

TECHNIQUE FOR PROGRAMMABLE RISE TIME IN HARD DISK DRIVE WRITER

DEVICE TO SYNCHRONIZE THE CHANGE OF THE DRIVING MODE OF AN ELECTROM...

High speed digital signaling apparatus and method using reflected s...

MAGNETIC RECORDING CIRCUIT, MAGNETIC RECORDING DEVICE, AND INFORMAT...

Magnetic Sensor

METHODS AND APPARATUS TO PROVIDE DYNAMICALLY-BIASED WRITE DRIVERS F...

Methods and Apparatus for Controlling Write Driver Current

DATA RECORDING APPARATUS AND DATA RECORDING METHOD

Variable Power Write Driver Circuit

Method of Using a Magnetic Sensor

Low Power Write Driver for a Magnetic Disk Drive

Disk drive write driver and associated control logic circuitry

PREVENTION OF CONCURRENT PWM OR PSM COMMUTATIONS OF POWER SIGNALS D...

Magnetic head drive circuit

Circuit and method for write current driver

Magnetic sensor

Apparatus for driving an electromagnetic load

Process-insensitive write current generation for a HDD preamplifier...

Class-AB beta helper to reduce effects of mirror perturbation

EFFICIENT TRANSITION FROM CLASS D TO LINEAR OPERATION IN DUAL-MODE...

Rejection of power supply variations for gain error cancellation in...

Write driver with improved boosting circuit and interconnect impeda...

Semiconductor integrated circuit and magnetic storage device using...