JPS6433775A - Recording and reproducing switching circuit - Google Patents

Recording and reproducing switching circuit

Info

Publication number
JPS6433775A
JPS6433775A JP62189401A JP18940187A JPS6433775A JP S6433775 A JPS6433775 A JP S6433775A JP 62189401 A JP62189401 A JP 62189401A JP 18940187 A JP18940187 A JP 18940187A JP S6433775 A JPS6433775 A JP S6433775A
Authority
JP
Japan
Prior art keywords
recording
reproducing
amplifier
under
state
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.)
Granted
Application number
JP62189401A
Other languages
English (en)
Other versions
JPH0787008B2 (ja
Inventor
Hidehiko Aoki
Nagahiko Kanbara
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP62189401A priority Critical patent/JPH0787008B2/ja
Priority to US07/224,954 priority patent/US4926271A/en
Priority to KR1019880009607A priority patent/KR910007859B1/ko
Publication of JPS6433775A publication Critical patent/JPS6433775A/ja
Publication of JPH0787008B2 publication Critical patent/JPH0787008B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • 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
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/125—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams conditioned by the operating function of the apparatus
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/14—Masking or switching periodically, e.g. of rotating heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/036—Insert-editing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3063—Subcodes
    • 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
    • G11B5/09—Digital recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G11B2220/91—Helical scan format, wherein tracks are slightly tilted with respect to tape direction, e.g. VHS, DAT, DVC, AIT or exabyte
    • G11B2220/913—Digital audio tape [DAT] format
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/032—Electronic editing of digitised analogue information signals, e.g. audio or video signals on tapes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Digital Magnetic Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Amplifiers (AREA)
  • Television Signal Processing For Recording (AREA)
JP62189401A 1987-07-29 1987-07-29 記録再生切換回路 Expired - Fee Related JPH0787008B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP62189401A JPH0787008B2 (ja) 1987-07-29 1987-07-29 記録再生切換回路
US07/224,954 US4926271A (en) 1987-07-29 1988-07-27 Recording reproducing control circuit for recording apparatus
KR1019880009607A KR910007859B1 (ko) 1987-07-29 1988-07-29 기록재생절환회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62189401A JPH0787008B2 (ja) 1987-07-29 1987-07-29 記録再生切換回路

Publications (2)

Publication Number Publication Date
JPS6433775A true JPS6433775A (en) 1989-02-03
JPH0787008B2 JPH0787008B2 (ja) 1995-09-20

Family

ID=16240670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62189401A Expired - Fee Related JPH0787008B2 (ja) 1987-07-29 1987-07-29 記録再生切換回路

Country Status (3)

Country Link
US (1) US4926271A (ja)
JP (1) JPH0787008B2 (ja)
KR (1) KR910007859B1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01245405A (ja) * 1988-03-25 1989-09-29 Matsushita Electric Ind Co Ltd 磁気記録再生装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2668645B1 (fr) * 1990-10-29 1994-09-23 Sgs Thomson Microelectronics Dispositif de commutation d'une bobine.
FR2694469B1 (fr) * 1992-07-31 1994-10-28 Sgs Thomson Microelectronics Dispositif de commutation écriture/lecture d'une tête de magnétoscope.
US5793551A (en) * 1995-06-07 1998-08-11 Vtc Inc. Amplifier having a differential input capacitance cancellation circuit
US6005733A (en) * 1997-06-12 1999-12-21 Vtc, Inc. Preamplifier bias circuit for use in an AC coupled magnetoresistive read head amplifier
JP2010213042A (ja) * 2009-03-11 2010-09-24 Renesas Electronics Corp 増幅回路及びアナログ／デジタル変換回路

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59203203A (ja) * 1983-05-06 1984-11-17 Nippon Kogaku Kk <Nikon> 節電可能の信号処理回路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4665446A (en) * 1983-10-06 1987-05-12 Canon Kabushiki Kaisha Magnetic recording and reproducing apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59203203A (ja) * 1983-05-06 1984-11-17 Nippon Kogaku Kk <Nikon> 節電可能の信号処理回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01245405A (ja) * 1988-03-25 1989-09-29 Matsushita Electric Ind Co Ltd 磁気記録再生装置

Also Published As

Publication number Publication date
KR890002858A (ko) 1989-04-11
US4926271A (en) 1990-05-15
JPH0787008B2 (ja) 1995-09-20
KR910007859B1 (ko) 1991-10-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees