Measurement using values derived from the data signal read from the disk

Industry

CPC
G11B5/6029

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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

G11B5/6029Measurement using values derived from the data signal read from the disk

Industries

Patents Grantslast 30 patents

Information Patent Grant
Magnetic disk device and control method of magnetic disk device
- Patent number 11,887,634
- Issue date Jan 30, 2024
- Kabushiki Kaisha Toshiba
- Toru Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining fly height using readback signal distortion
- Patent number 11,881,239
- Issue date Jan 23, 2024
- Seagate Technology LLC
- Walter R. Eppler
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method of magnetic disk device and magnetic disk device
- Patent number 11,705,154
- Issue date Jul 18, 2023
- Kabushiki Kaisha Toshiba
- Takahiro Magome
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device with adaptive write policy and enhanced longevity
- Patent number 11,694,717
- Issue date Jul 4, 2023
- Western Digital Technologies, Inc.
- Zarko Popov
- G11 - INFORMATION STORAGE
Information Patent Grant
Estimating recording head fly height using machine learning
- Patent number 11,646,057
- Issue date May 9, 2023
- Seagate Technology LLC
- Zheng Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Reader fly height control for head burnishing mitigation
- Patent number 11,532,327
- Issue date Dec 20, 2022
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device demodulating servo stripes using matched filter
- Patent number 11,488,625
- Issue date Nov 1, 2022
- Western Digital Technologies, Inc.
- Satoshi Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Touchdown detection for multiple actuators on magnetic recording de...
- Patent number 11,475,914
- Issue date Oct 18, 2022
- Kabushiki Kaisha Toshiba
- Yoshinari Higashino
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head with a near-field transducer...
- Patent number 11,222,657
- Issue date Jan 11, 2022
- Seagate Technology LLC
- Michael A. Seigler
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital storage system that includes sensor and circuit to determin...
- Patent number 11,120,826
- Issue date Sep 14, 2021
- Seagate Technology LLC
- Michael Thomas Johnson
- G11 - INFORMATION STORAGE
Information Patent Grant
Calibrating elevator actuator for disk drive
- Patent number 11,043,243
- Issue date Jun 22, 2021
- Western Digital Technologies, Inc.
- Kexiu Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Parallel servo control in a data storage device
- Patent number 10,964,345
- Issue date Mar 30, 2021
- Seagate Technology LLC
- Kenneth Haapala
- G11 - INFORMATION STORAGE
Information Patent Grant
Differential interface transmission of fly-height control data
- Patent number 10,943,615
- Issue date Mar 9, 2021
- Marvell Asia Pte, Ltd.
- Takahiro Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Calibrating elevator actuator for disk drive
- Patent number 10,783,912
- Issue date Sep 22, 2020
- Western Digital Technologies, Inc.
- Kuang-Yang Tu
- G11 - INFORMATION STORAGE
Information Patent Grant
Performance monitoring of a near-field transducer of a heat-assiste...
- Patent number 10,482,908
- Issue date Nov 19, 2019
- Seagate Technology LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head control capable of avoidance media bumps during seeki...
- Patent number 10,431,247
- Issue date Oct 1, 2019
- Kabushiki Kaisha Toshiba
- Tetsuo Kuribayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Head media spacing using multiple readers
- Patent number 10,410,661
- Issue date Sep 10, 2019
- Seagate Technology LLC
- Riyan Alex Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Grant
Preventing data storage device failure due to changes in head fly h...
- Patent number 10,410,662
- Issue date Sep 10, 2019
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive configuration of thermal asperity guard bands
- Patent number 10,388,314
- Issue date Aug 20, 2019
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Calibration and adjusting target pre-write clearance offset for a h...
- Patent number 9,990,950
- Issue date Jun 5, 2018
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Electronic system with head management mechanism and method of oper...
- Patent number 9,842,617
- Issue date Dec 12, 2017
- Western Digital Technologies, Inc.
- Phillip Scott Haralson
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining gamma of a read/write head based on active gain control...
- Patent number 9,818,439
- Issue date Nov 14, 2017
- Seagate Technology LLC
- Jason Riddering
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device detecting minimum stable fly height of a head o...
- Patent number 9,786,309
- Issue date Oct 10, 2017
- Western Digital Technologies, Inc.
- Bernhard E. Knigge
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted writer protrusion determination and control
- Patent number 9,595,277
- Issue date Mar 14, 2017
- Seagate Technology LLC
- Huazhou Lou
- G11 - INFORMATION STORAGE
Information Patent Grant
Accelerating thermal decay of a harmonic-ratio reference track
- Patent number 9,595,279
- Issue date Mar 14, 2017
- Seagate Technology LLC
- Richard Edward Martin
- G11 - INFORMATION STORAGE
Information Patent Grant
High frequency reference patterns used to determine head-to-media c...
- Patent number 9,595,278
- Issue date Mar 14, 2017
- Seagate Technology LLC
- Richard Edward Martin
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus to detect and mitigate contamination between a...
- Patent number 9,542,963
- Issue date Jan 10, 2017
- Seagate Technology LLC
- Qun Zang
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for measuring slider fly height relative to bi...
- Patent number 9,502,063
- Issue date Nov 22, 2016
- Seagate Technology LLC
- Wenzhong Zhu
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device calibrating parameter for heat assisted magneti...
- Patent number 9,472,219
- Issue date Oct 18, 2016
- Western Digital Technologies, Inc.
- Aravind Raghunathan
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head-disk clearance setting
- Patent number 9,472,225
- Issue date Oct 18, 2016
- Seagate Technology LLC
- Huazhou Lou
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT FOR BIASING AN EXTERNAL RESISTIVE SENSOR
- Publication number 20230386514
- Publication date Nov 30, 2023
- STMicroelectronics S.r.l
- Dario Livornesi
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND CONTROL METHOD OF MAGNETIC DISK DEVICE
- Publication number 20230306992
- Publication date Sep 28, 2023
- Kabushiki Kaisha Toshiba
- Toru Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
MANUFACTURING METHOD OF MAGNETIC DISK DEVICE AND MAGNETIC DISK DEVICE
- Publication number 20230088258
- Publication date Mar 23, 2023
- Kabushiki Kaisha Toshiba
- Takahiro MAGOME
- G11 - INFORMATION STORAGE
Information Patent Application
ESTIMATING RECORDING HEAD FLY HEIGHT USING MACHINE LEARNING
- Publication number 20230062615
- Publication date Mar 2, 2023
- SEAGATE TECHNOLOGY LLC
- Zheng Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
READER FLY HEIGHT CONTROL FOR HEAD BURNISHING MITIGATION
- Publication number 20220375497
- Publication date Nov 24, 2022
- SEAGATE TECHNOLOGY LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Application
DATA STORAGE DEVICE DEMODULATING SERVO STRIPES USING MATCHED FILTER
- Publication number 20220108719
- Publication date Apr 7, 2022
- Western Digital Technologies, Inc.
- Satoshi Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND METHOD
- Publication number 20220093125
- Publication date Mar 24, 2022
- Kabushiki Kaisha Toshiba
- Yoshinari HIGASHINO
- G11 - INFORMATION STORAGE
Information Patent Application
DIFFERENTIAL INTERFACE TRANSMISSION OF FLY-HEIGHT CONTROL DATA
- Publication number 20200202894
- Publication date Jun 25, 2020
- Marvell World Trade Ltd.
- Takahiro Inoue
- G11 - INFORMATION STORAGE
Information Patent Application
PERFORMANCE MONITORING OF A NEAR-FIELD TRANSDUCER OF A HEAT-ASSISTE...
- Publication number 20190103132
- Publication date Apr 4, 2019
- SEAGATE TECHNOLOGY LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Application
Thermally Assisted Writer Protrusion Determination and Control
- Publication number 20170018284
- Publication date Jan 19, 2017
- Seagate Technology LLC
- Huazhou Lou
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND METHOD FOR DETERMINING FLOATING OF MAGNETI...
- Publication number 20160267932
- Publication date Sep 15, 2016
- Kabushiki Kaisha Toshiba
- Hiroaki Sato
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE CALIBRATING DYNAMIC FLY HEIGHT WRITE PROFILE FOR FLY HEI...
- Publication number 20140347965
- Publication date Nov 27, 2014
- HUANXIANG RUAN
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD TO MEDIA PROXIMITY DETECTION
- Publication number 20140268407
- Publication date Sep 18, 2014
- SEAGATE TECHNOLOGY LLC
- Antanas Daugela
- G11 - INFORMATION STORAGE
Information Patent Application
Contact Detection
- Publication number 20140254344
- Publication date Sep 11, 2014
- SEAGATE TECHNOLOGY LLC
- Dongming Liu
- G11 - INFORMATION STORAGE
Information Patent Application
INTERFACE VOLTAGE CONTROL OPERATING POINT DETERMINATION IN A HARD D...
- Publication number 20140240871
- Publication date Aug 28, 2014
- HGST NETHERLANDS B.V.
- Sripathi Vangipuram Canchi
- G11 - INFORMATION STORAGE
Information Patent Application
MEDIA TOPOGRAPHY DRIVEN FLYING HEIGHT MODULATION SENSING USING EMBE...
- Publication number 20140177090
- Publication date Jun 26, 2014
- HGST NETHERLANDS B.V.
- JOHN CONTRERAS
- G11 - INFORMATION STORAGE
Information Patent Application
DYNAMIC FLY HEIGHT CONTROL THAT IS INSENSITIVE TO OFF-TRACK MOTION
- Publication number 20140139945
- Publication date May 22, 2014
- HGST NETHERLANDS B.V.
- Sripathi V. Canchi
- G11 - INFORMATION STORAGE
Information Patent Application
ADDRESSING VARIATIONS IN BIT ERROR RATES AMONGST DATA STORAGE SEGMENTS
- Publication number 20140115425
- Publication date Apr 24, 2014
- SEAGATE TECHNOLOGY LLC
- Clifford Jayson Bringas Camalig
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Element with Multiple Selective Transducing Elements
- Publication number 20140063644
- Publication date Mar 6, 2014
- SEAGATE TECHNOLOGY LLC
- Huazhou Lou
- G11 - INFORMATION STORAGE
Information Patent Application
REAL TIME CLOSE LOOP FLY HEIGHT CONTROL
- Publication number 20140055882
- Publication date Feb 27, 2014
- LSI Corporation
- Ming Jin
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC READING AND WRITING DEVICE
- Publication number 20130335855
- Publication date Dec 19, 2013
- Fuji Electric Co., Ltd.
- Takashi HAYASHI
- G11 - INFORMATION STORAGE
Information Patent Application
METHODS AND APPARATUS FOR HARD DISK DRIVE SYSTEM OPERATION MONITORI...
- Publication number 20130335843
- Publication date Dec 19, 2013
- Agency for Science, Technology and Research
- Budi Santoso
- G11 - INFORMATION STORAGE
Information Patent Application
IMPLEMENTING CHANNEL SIGNAL PROCESSING ASSIST WITH ECS CONTACT DETE...
- Publication number 20130308220
- Publication date Nov 21, 2013
- HGST NETHERLANDS B.V.
- Xiaodong Che
- G11 - INFORMATION STORAGE
Information Patent Application
Collection of Readback Signal Modulation Data
- Publication number 20130222937
- Publication date Aug 29, 2013
- Bruce Douglas Emo
- G11 - INFORMATION STORAGE
Information Patent Application
PROXIMITY SENSING SYSTEM
- Publication number 20130176639
- Publication date Jul 11, 2013
- TEXAS INSTRUMENTS INCORPORATED
- Arup Polley
- G11 - INFORMATION STORAGE
Information Patent Application
DETECTING TOUCH DOWN AND/OR ASSESSING QUALITY IN A HARD DISK DRIVE
- Publication number 20130170071
- Publication date Jul 4, 2013
- SEAGATE TECHNOLOGY LLC
- Sung Chang Lee
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE WITH MULTIPLEXED READ SIGNAL AND FLY-HEIGHT SIGNAL FOR F...
- Publication number 20130155538
- Publication date Jun 20, 2013
- John Thomas Contreras
- G11 - INFORMATION STORAGE
Information Patent Application
Data Storage System and a Method for Measuring a Change in a Spacin...
- Publication number 20130114161
- Publication date May 9, 2013
- Agency for Science, Technology and Research
- Zhimin YUAN
- G11 - INFORMATION STORAGE
Information Patent Application
Head DFH protrusion shape calibration by HDI sensor
- Publication number 20130094104
- Publication date Apr 18, 2013
- SAE MAGNETICS (H.K.) LTD.
- Siu Yin Ngan
- G11 - INFORMATION STORAGE
Information Patent Application
MEASURING VARIATIONS IN HEAD-DISK CLEARANCE IN A HARD DISK DRIVE
- Publication number 20130044387
- Publication date Feb 21, 2013
- Bruno Marchon
- G11 - INFORMATION STORAGE

Measurement using values derived from the data signal read from the disk

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Magnetic disk device and control method of magnetic disk device

Determining fly height using readback signal distortion

Manufacturing method of magnetic disk device and magnetic disk device

Data storage device with adaptive write policy and enhanced longevity

Estimating recording head fly height using machine learning

Reader fly height control for head burnishing mitigation

Data storage device demodulating servo stripes using matched filter

Touchdown detection for multiple actuators on magnetic recording de...

Heat-assisted magnetic recording head with a near-field transducer...

Digital storage system that includes sensor and circuit to determin...

Calibrating elevator actuator for disk drive

Parallel servo control in a data storage device

Differential interface transmission of fly-height control data

Calibrating elevator actuator for disk drive

Performance monitoring of a near-field transducer of a heat-assiste...

Magnetic head control capable of avoidance media bumps during seeki...

Head media spacing using multiple readers

Preventing data storage device failure due to changes in head fly h...

Adaptive configuration of thermal asperity guard bands

Calibration and adjusting target pre-write clearance offset for a h...

Electronic system with head management mechanism and method of oper...

Determining gamma of a read/write head based on active gain control...

Data storage device detecting minimum stable fly height of a head o...

Thermally assisted writer protrusion determination and control

Accelerating thermal decay of a harmonic-ratio reference track

High frequency reference patterns used to determine head-to-media c...

Method and apparatus to detect and mitigate contamination between a...

Apparatus and method for measuring slider fly height relative to bi...

Data storage device calibrating parameter for heat assisted magneti...

Heat-assisted magnetic recording head-disk clearance setting

Patents Applicationslast 30 patents

CIRCUIT FOR BIASING AN EXTERNAL RESISTIVE SENSOR

MAGNETIC DISK DEVICE AND CONTROL METHOD OF MAGNETIC DISK DEVICE

MANUFACTURING METHOD OF MAGNETIC DISK DEVICE AND MAGNETIC DISK DEVICE

ESTIMATING RECORDING HEAD FLY HEIGHT USING MACHINE LEARNING

READER FLY HEIGHT CONTROL FOR HEAD BURNISHING MITIGATION

DATA STORAGE DEVICE DEMODULATING SERVO STRIPES USING MATCHED FILTER

MAGNETIC DISK DEVICE AND METHOD

DIFFERENTIAL INTERFACE TRANSMISSION OF FLY-HEIGHT CONTROL DATA

PERFORMANCE MONITORING OF A NEAR-FIELD TRANSDUCER OF A HEAT-ASSISTE...

Thermally Assisted Writer Protrusion Determination and Control

MAGNETIC DISK DEVICE AND METHOD FOR DETERMINING FLOATING OF MAGNETI...

DISK DRIVE CALIBRATING DYNAMIC FLY HEIGHT WRITE PROFILE FOR FLY HEI...

HEAD TO MEDIA PROXIMITY DETECTION

Contact Detection

INTERFACE VOLTAGE CONTROL OPERATING POINT DETERMINATION IN A HARD D...

MEDIA TOPOGRAPHY DRIVEN FLYING HEIGHT MODULATION SENSING USING EMBE...

DYNAMIC FLY HEIGHT CONTROL THAT IS INSENSITIVE TO OFF-TRACK MOTION

ADDRESSING VARIATIONS IN BIT ERROR RATES AMONGST DATA STORAGE SEGMENTS

Magnetic Element with Multiple Selective Transducing Elements

REAL TIME CLOSE LOOP FLY HEIGHT CONTROL

MAGNETIC READING AND WRITING DEVICE

METHODS AND APPARATUS FOR HARD DISK DRIVE SYSTEM OPERATION MONITORI...

IMPLEMENTING CHANNEL SIGNAL PROCESSING ASSIST WITH ECS CONTACT DETE...

Collection of Readback Signal Modulation Data

PROXIMITY SENSING SYSTEM

DETECTING TOUCH DOWN AND/OR ASSESSING QUALITY IN A HARD DISK DRIVE

DISK DRIVE WITH MULTIPLEXED READ SIGNAL AND FLY-HEIGHT SIGNAL FOR F...

Data Storage System and a Method for Measuring a Change in a Spacin...

Head DFH protrusion shape calibration by HDI sensor

MEASURING VARIATIONS IN HEAD-DISK CLEARANCE IN A HARD DISK DRIVE