JPS5771504A - Read out system for magnetoresistive element - Google Patents

Read out system for magnetoresistive element

Info

Publication number
JPS5771504A
JPS5771504A JP55147865A JP14786580A JPS5771504A JP S5771504 A JPS5771504 A JP S5771504A JP 55147865 A JP55147865 A JP 55147865A JP 14786580 A JP14786580 A JP 14786580A JP S5771504 A JPS5771504 A JP S5771504A
Authority
JP
Japan
Prior art keywords
signal
psd13
information
recorded
output
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP55147865A
Other languages
English (en)
Inventor
Katsuhiko Nakagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP55147865A priority Critical patent/JPS5771504A/ja
Publication of JPS5771504A publication Critical patent/JPS5771504A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
JP55147865A 1980-10-22 1980-10-22 Read out system for magnetoresistive element Pending JPS5771504A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55147865A JPS5771504A (en) 1980-10-22 1980-10-22 Read out system for magnetoresistive element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55147865A JPS5771504A (en) 1980-10-22 1980-10-22 Read out system for magnetoresistive element

Publications (1)

Publication Number Publication Date
JPS5771504A true JPS5771504A (en) 1982-05-04

Family

ID=15439987

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55147865A Pending JPS5771504A (en) 1980-10-22 1980-10-22 Read out system for magnetoresistive element

Country Status (1)

Country Link
JP (1) JPS5771504A (ja)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01291180A (ja) * 1988-05-17 1989-11-22 Sharp Corp 磁気検出装置
JPH0335182A (ja) * 1989-06-30 1991-02-15 Sharp Corp 超電導磁界測定装置
US8362765B2 (en) 2007-09-21 2013-01-29 Nxp B.V. Sensor device and method
JP2016519310A (ja) * 2013-05-10 2016-06-30 アレグロ・マイクロシステムズ・エルエルシー 外部の磁気の影響に対する耐性を有する磁場センサ
US10310028B2 (en) 2017-05-26 2019-06-04 Allegro Microsystems, Llc Coil actuated pressure sensor
US10324141B2 (en) 2017-05-26 2019-06-18 Allegro Microsystems, Llc Packages for coil actuated position sensors
US10641842B2 (en) 2017-05-26 2020-05-05 Allegro Microsystems, Llc Targets for coil actuated position sensors
JP2020101505A (ja) * 2018-12-25 2020-07-02 Tdk株式会社 磁場検出装置および磁場検出方法
US10837943B2 (en) 2017-05-26 2020-11-17 Allegro Microsystems, Llc Magnetic field sensor with error calculation
US10955306B2 (en) 2019-04-22 2021-03-23 Allegro Microsystems, Llc Coil actuated pressure sensor and deformable substrate
US10996289B2 (en) 2017-05-26 2021-05-04 Allegro Microsystems, Llc Coil actuated position sensor with reflected magnetic field
US11061084B2 (en) 2019-03-07 2021-07-13 Allegro Microsystems, Llc Coil actuated pressure sensor and deflectable substrate
US11262422B2 (en) 2020-05-08 2022-03-01 Allegro Microsystems, Llc Stray-field-immune coil-activated position sensor
US11428755B2 (en) 2017-05-26 2022-08-30 Allegro Microsystems, Llc Coil actuated sensor with sensitivity detection
US11493361B2 (en) 2021-02-26 2022-11-08 Allegro Microsystems, Llc Stray field immune coil-activated sensor
US11578997B1 (en) 2021-08-24 2023-02-14 Allegro Microsystems, Llc Angle sensor using eddy currents
US12523717B2 (en) 2024-02-15 2026-01-13 Allegro Microsystems, Llc Closed loop magnetic field sensor with current control

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01291180A (ja) * 1988-05-17 1989-11-22 Sharp Corp 磁気検出装置
JPH0335182A (ja) * 1989-06-30 1991-02-15 Sharp Corp 超電導磁界測定装置
US8362765B2 (en) 2007-09-21 2013-01-29 Nxp B.V. Sensor device and method
JP2016519310A (ja) * 2013-05-10 2016-06-30 アレグロ・マイクロシステムズ・エルエルシー 外部の磁気の影響に対する耐性を有する磁場センサ
US11320496B2 (en) 2017-05-26 2022-05-03 Allegro Microsystems, Llc Targets for coil actuated position sensors
US11073573B2 (en) 2017-05-26 2021-07-27 Allegro Microsystems, Llc Packages for coil actuated position sensors
US10641842B2 (en) 2017-05-26 2020-05-05 Allegro Microsystems, Llc Targets for coil actuated position sensors
US10649042B2 (en) 2017-05-26 2020-05-12 Allegro Microsystems, Llc Packages for coil actuated position sensors
US11768256B2 (en) 2017-05-26 2023-09-26 Allegro Microsystems, Llc Coil actuated sensor with sensitivity detection
US10837943B2 (en) 2017-05-26 2020-11-17 Allegro Microsystems, Llc Magnetic field sensor with error calculation
US11428755B2 (en) 2017-05-26 2022-08-30 Allegro Microsystems, Llc Coil actuated sensor with sensitivity detection
US10996289B2 (en) 2017-05-26 2021-05-04 Allegro Microsystems, Llc Coil actuated position sensor with reflected magnetic field
US10310028B2 (en) 2017-05-26 2019-06-04 Allegro Microsystems, Llc Coil actuated pressure sensor
US10324141B2 (en) 2017-05-26 2019-06-18 Allegro Microsystems, Llc Packages for coil actuated position sensors
JP2020101505A (ja) * 2018-12-25 2020-07-02 Tdk株式会社 磁場検出装置および磁場検出方法
US11061084B2 (en) 2019-03-07 2021-07-13 Allegro Microsystems, Llc Coil actuated pressure sensor and deflectable substrate
US10955306B2 (en) 2019-04-22 2021-03-23 Allegro Microsystems, Llc Coil actuated pressure sensor and deformable substrate
US11262422B2 (en) 2020-05-08 2022-03-01 Allegro Microsystems, Llc Stray-field-immune coil-activated position sensor
US11493361B2 (en) 2021-02-26 2022-11-08 Allegro Microsystems, Llc Stray field immune coil-activated sensor
US11578997B1 (en) 2021-08-24 2023-02-14 Allegro Microsystems, Llc Angle sensor using eddy currents
US12523717B2 (en) 2024-02-15 2026-01-13 Allegro Microsystems, Llc Closed loop magnetic field sensor with current control

Similar Documents

Publication Publication Date Title
JPS5771504A (en) Read out system for magnetoresistive element
US2804506A (en) Dynamagnetic pick-up system
JPS6472088A (en) Method and apparatus for discovering and evaluating defect of recording carrier by digital signal recorded on at least one track
DE3361706D1 (en) Method and apparatus for measuring the amplitude of a noise-affected periodic signal without phase reference
US3564160A (en) Dc bias servomethod and apparatus for magnetic recording heads
US2424218A (en) Magnetic recording-reproducing means and system
US2855464A (en) Electromagnetic head
KR850003027A (ko) 광학적으로 판독 가능한 기록 반송자 정보의 재생용 장치
US4281242A (en) Balancing apparatus for magnetic circuits employed in data storage and retrieval systems
KR880004432A (ko) 기록장치
JPS54128719A (en) Vertical magnetization recorder
SU832502A1 (ru) Способ измерени магнитного пол и устрой-CTBO дл ЕгО РЕАлизАции
GB1118652A (en) Magnetic ticket
JPS5417813A (en) Magnetic recorder-reproducer
KR870001586A (ko) 트래킹에러신호의 작성회로
JPS558631A (en) Error indicator
GB923474A (en) Magnetic recording and playback systems
JPS558640A (en) Magnetic recording and reproducing system
JPS5384505A (en) Information signal superposing system for audio signal
JPS55121110A (en) Angle detector
JPS576404A (en) Signal reproducing device
JPS57189306A (en) Magnetic recording and reproducing device
JPS5774807A (en) Reproducing method of magnetic recording signal
JPS57176506A (en) Recording system of tape recorder
JPS5477116A (en) Data recording apparatus