CN1203466C - 用于记录和重放磁条上信息的方法和相关的读出/记录装置 - Google Patents

用于记录和重放磁条上信息的方法和相关的读出/记录装置 Download PDF

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Publication number
CN1203466C
CN1203466C CNB961997397A CN96199739A CN1203466C CN 1203466 C CN1203466 C CN 1203466C CN B961997397 A CNB961997397 A CN B961997397A CN 96199739 A CN96199739 A CN 96199739A CN 1203466 C CN1203466 C CN 1203466C
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CN
China
Prior art keywords
signal
read
frequency
record
sampling
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.)
Expired - Fee Related
Application number
CNB961997397A
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English (en)
Chinese (zh)
Other versions
CN1207820A (zh
Inventor
贾恩卡洛·扎内蒂
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Individual
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Individual
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Publication of CN1207820A publication Critical patent/CN1207820A/zh
Application granted granted Critical
Publication of CN1203466C publication Critical patent/CN1203466C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • G11B20/08—Pulse-modulation recording or reproducing
    • 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
    • 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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00804—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets
    • G11B5/00808—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets magnetic cards
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Television Signal Processing For Recording (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
CNB961997397A 1996-02-16 1996-10-25 用于记录和重放磁条上信息的方法和相关的读出/记录装置 Expired - Fee Related CN1203466C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI000299A IT1282640B1 (it) 1996-02-16 1996-02-16 Sistema di registrazione e riproduzione di informazioni su bande magnetiche e relativo strumento di lettura/registrazione
ITMI96A000299 1996-02-16

Publications (2)

Publication Number Publication Date
CN1207820A CN1207820A (zh) 1999-02-10
CN1203466C true CN1203466C (zh) 2005-05-25

Family

ID=11373301

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB961997397A Expired - Fee Related CN1203466C (zh) 1996-02-16 1996-10-25 用于记录和重放磁条上信息的方法和相关的读出/记录装置

Country Status (13)

Country Link
EP (1) EP0886855B1 (enExample)
JP (1) JP2000512421A (enExample)
KR (1) KR100444381B1 (enExample)
CN (1) CN1203466C (enExample)
AT (1) ATE191988T1 (enExample)
AU (1) AU707328B2 (enExample)
CA (1) CA2240991C (enExample)
DE (1) DE69607862T2 (enExample)
ES (1) ES2147655T3 (enExample)
GR (1) GR3033974T3 (enExample)
IT (1) IT1282640B1 (enExample)
RU (1) RU2183858C2 (enExample)
WO (1) WO1997010590A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108453708B (zh) * 2018-04-13 2020-10-27 宁波高新区神台德机械设备有限公司 一种基于物联网的工业机器人

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2604321A (en) * 1948-08-20 1952-07-22 Brush Dev Co Magnetic recording and reproducing
FR2045141A5 (enExample) * 1969-06-06 1971-02-26 Beauviala Jean Pierre
US3706860A (en) * 1970-08-20 1972-12-19 Wiltek Inc Magnetic card data recorder/reproducer
US4266255A (en) * 1978-04-26 1981-05-05 Iit Research Institute Capstan drive system for driving tape record media, and having internally mounted transducer head means
FR2480473B1 (fr) * 1980-04-11 1987-03-20 Gaston Dreyfus Alain Procede et appareil de restitution d'un signal enregistre sur un support defilant
US4337375A (en) * 1980-06-12 1982-06-29 Texas Instruments Incorporated Manually controllable data reading apparatus for speech synthesizers
FR2494873A1 (fr) * 1980-11-26 1982-05-28 Duthion Louis Procede de restitution sonore de parole ou musique stockee sur un support imprime ou sur etiquette
US4381524A (en) * 1980-12-08 1983-04-26 International Business Machines Corporation Self-clocking write head
US4413289A (en) * 1981-03-13 1983-11-01 Sri International Digital recording and playback method and apparatus
US4425589A (en) * 1981-04-23 1984-01-10 Iit Research Institute Record medium transducing error correction system and method
FR2543724B1 (fr) * 1983-03-30 1988-06-24 Electricite De France Procede et dispositif de traitement de signal audio-enregistre
JPS60182505A (ja) * 1984-03-01 1985-09-18 Sanyo Electric Co Ltd 音声信号雑音除去回路
DE3439006A1 (de) * 1984-10-25 1986-04-30 Dicom Electronics GmbH, 5024 Pulheim Magnetkartenlese- und -schreibsystem
US4779145A (en) * 1986-02-03 1988-10-18 Lemelson Jerome H Record member for magnetic and optical recording
US4880963A (en) * 1987-11-13 1989-11-14 Toshihiko Yamashita Encoding magnetic cards
US5479512A (en) * 1991-06-07 1995-12-26 Security Dynamics Technologies, Inc. Method and apparatus for performing concryption
US5247137A (en) * 1991-10-25 1993-09-21 Mark Epperson Autonomous computer input device and marking instrument
GB2261975B (en) * 1991-11-19 1995-06-21 Lam Bing Wai Magnetic data reader

Also Published As

Publication number Publication date
RU2183858C2 (ru) 2002-06-20
EP0886855B1 (en) 2000-04-19
IT1282640B1 (it) 1998-03-31
KR100444381B1 (ko) 2004-11-11
ATE191988T1 (de) 2000-05-15
ITMI960299A1 (it) 1997-08-16
ITMI960299A0 (enExample) 1996-02-16
CN1207820A (zh) 1999-02-10
EP0886855A1 (en) 1998-12-30
GR3033974T3 (en) 2000-11-30
KR19990082539A (ko) 1999-11-25
AU707328B2 (en) 1999-07-08
HK1018975A1 (en) 2000-01-14
JP2000512421A (ja) 2000-09-19
WO1997010590A1 (en) 1997-03-20
DE69607862D1 (de) 2000-05-25
ES2147655T3 (es) 2000-09-16
DE69607862T2 (de) 2001-01-11
AU7492296A (en) 1997-04-01
CA2240991C (en) 2005-07-05
CA2240991A1 (en) 1997-03-20

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C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee