ClassID:

197665

G11B2005/0008 - CPC Classification

Classification description:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Special dispositions or recording techniques; Arrangements, methods or circuits Magnetic conditionning of heads, e.g. biasing

Recent Application in this class:
#1
20260120716
2026-04-30

Adaptive Bias Control for Magnetic Recording Head

#2
20250391438
2025-12-25

Differential Current-Mode Driver for Microwave Assisted Magnetic Recording

#3
20250372120
2025-12-04

HIGH-SPEED HIGH-VOLTAGE CMOS WRITE DRIVER

#4
20240071414
2024-02-29

Adaptive bias control for magnetic recording head

#5
20220335969
2022-10-20

Adaptive bias control for magnetic recording head

#6
20220130419
2022-04-28

Adaptive bias control for magnetic recording head

#7
20220005501
2022-01-06

Magnetic read sensors and related methods having a rear hard bias and no AFM layer

#8
20210142821
2021-05-13

Magnetic head and magnetic recording device with stacked body material configurations

#9
20210065738
2021-03-04

MAGNETIC DISK DEVICE AND READ RETRY PROCESSING METHOD

#10
20200349968
2020-11-05

MAMR writer with low resistance MAMR stack

#11
20190293732
2019-09-26

Magnetoresistive device with bias magnetic field generation unit having main and side portions partially surrounding free layer perimeter

#12
20190251992
2019-08-15

MAMR writer with low resistance MAMR stack

#13
20190147907
2019-05-16

Dual spin-orbit torque oscillator in magnetic recording

#14
20180137885
2018-05-17

Bond pad sharing for powering a multiplicity of electrical components

#15
20180075869
2018-03-15

Magnetic reader having a nonmagnetic insertion layer for the pinning layer

#16
20170248663
2017-08-31

Bias field generation for a magneto sensor

#17
20160055866
2016-02-25

Scissor unidirectional biasing with hard bias stabilized soft bias

#18
20150369879
2015-12-24

Magnetic sensor annealing using a rocking field

#19
20150103430
2015-04-16

Bond pad sharing for powering a multiplicity of electrical components

#20
20140240870
2014-08-28

Analog tunneling current sensors for use with disk drive storage devices

#21
20140036385
2014-02-06

Zero gain start bias estimation

#22
20130083429
2013-04-04

Biasing structure for write element domain control in a magnetic writer

#23
20130010386
2013-01-10

Magnetically biased write pole

#24
20120243127
2012-09-27

Magnetic head with stacked magnetic layers, magnetic head assembly, and magnetic recording/reproducing apparatus

#25
20120014012
2012-01-19

Varying data reader response

#26
20110068779
2011-03-24

Bias field generation for a magneto sensor

#27
20100188775
2010-07-29

Biasing structure for write element domain control in a magnetic writer

#28
20080278859
2008-11-13

Resistivity sense bias circuits and methods of operating the same

#29
20080165452
2008-07-10

Virtual front shield writer

#30
20070211362
2007-09-13

Readback system providing a combined sample output including multiple samples per bit

#31
20070164264
2007-07-19

Storage system using an array of electro-magnetic sensors

#32
20070103807
2007-05-10

Method for recording bursts on a disk and related apparatus

#33
20060268464
2006-11-30

Method, medium, and apparatus controlling domain characteristics of a magneto-resistive sensor

#34
20060256485
2006-11-16

Current-in-plane differential magnetic tri-layer sensor

#35
20060226940
2006-10-12

Method and apparatus for setting a sensor AFM with a superconducting magnet

#36
20060124978
2006-06-15

Method for producing a spin valve transistor with stabilization

#37
20060066299
2006-03-30

Reverse magnetic reset to screen for weakly pinned heads

#38
20060039091
2006-02-23

System and method for fixing a direction of magnetization of pinned layers in a magnetic field sensor

#39
20060039090
2006-02-23

System and method for fixing a direction of magnetization of pinned layers in a magnetic field sensor

#40
20060023369
2006-02-02

Extraordinary magnetoresistance sensor with perpendicular magnetic biasing by a ferromagnetic multilayer

#41
20060002030
2006-01-05

Extraordinary magnetoresistance sensor with perpendicular magnetic biasing by an antiferromagnetic/ferromagnetic exchange-coupled structure

#42
20050283970
2005-12-29

Method for preventing magnetic damage to a GMR head during back-end processing

#43
20050264909
2005-12-01

Methods and apparatus determining and/or using overshoot control of write current for optimized head write control in assembled disk drives

#44
20050257366
2005-11-24

Method for preventing magnetic damage to a GMR head during back-end processing

#45
20050243480
2005-11-03

Magnetic recording and reproducing apparatus having element for correcting misaligned magnetization direction

#46
20050233177
2005-10-20

Magnetic hard disk drive with countermeasure against spike noise

#47
20050201024
2005-09-15

Higher flip threshold structure for in-stack bias layer

#48
20050195536
2005-09-08

Thin-film magnetic head comprising bias layers having a large length in track width direction

#49
20050195535
2005-09-08

Adaptive domain stabilization for magnetic recording read sensors

#50
20050190476
2005-09-01

Method and apparatus for write head demagnetization

#51
20050117247
2005-06-02

Perpendicular recording magnetic disk apparatus

#52
20050111137
2005-05-26

Ultrafast pulse field source utilizing optically induced magnetic transformation

#53
20050105219
2005-05-19

Differential CPP reader for perpendicular magnetic recording

#54
20050024177
2005-02-03

Method for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation

#55
20050018347
2005-01-27

Localized pole tip heating device for magnetic head for hard disk drive

#56
20050011066
2005-01-20

Method for resetting pinned layer magnetization in a magnetoresistive sensor

#57
19043866
2025-12-30

Reader with linearizing bias current

#58
16559372
2023-03-07

Three terminal magnetic recording head

#59
15835808
2019-01-29

Write pole coating layer

#60
15825342
2018-08-21

Data storage device employing multi-mode sensing circuitry for multiple head sensor elements

#61
15631887
2019-02-19

Dual spin-orbit torque oscillator in magnetic recording

#62
14752659
2017-12-12

Magnetic reader having a nonmagnetic insertion layer for the pinning layer

#63
14577023
2016-05-10

Pseudo-differential shared-pin reader for two-dimensional magnetic recording