JPH0555921B2 - - Google Patents

Info

Publication number
JPH0555921B2
JPH0555921B2 JP4786784A JP4786784A JPH0555921B2 JP H0555921 B2 JPH0555921 B2 JP H0555921B2 JP 4786784 A JP4786784 A JP 4786784A JP 4786784 A JP4786784 A JP 4786784A JP H0555921 B2 JPH0555921 B2 JP H0555921B2
Authority
JP
Japan
Prior art keywords
recording
head
gap
reproducing
erasing
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 - Lifetime
Application number
JP4786784A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60193111A (ja
Inventor
Yutaka Yunoki
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.)
Olympus Corp
Original Assignee
Olympus Optical Co 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP4786784A priority Critical patent/JPS60193111A/ja
Priority to EP90101239A priority patent/EP0371006B1/en
Priority to DE8585901556T priority patent/DE3586171T2/de
Priority to EP90101241A priority patent/EP0374129B1/en
Priority to US06/796,573 priority patent/US4742404A/en
Priority to EP85901556A priority patent/EP0185764B1/en
Priority to PCT/JP1985/000123 priority patent/WO1985004277A1/ja
Priority to EP19900101238 priority patent/EP0371961A3/en
Priority to DE3587728T priority patent/DE3587728T2/de
Priority to DE9090101241T priority patent/DE3586861T2/de
Publication of JPS60193111A publication Critical patent/JPS60193111A/ja
Priority to US07/166,877 priority patent/US4837644A/en
Priority to US07/334,287 priority patent/US4928190A/en
Priority to US07/425,505 priority patent/US4996610A/en
Priority to US07/434,513 priority patent/US4949199A/en
Publication of JPH0555921B2 publication Critical patent/JPH0555921B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/21—Intermediate information storage
    • H04N1/2104—Intermediate information storage for one or a few pictures
    • H04N1/2112—Intermediate information storage for one or a few pictures using still video cameras
    • H04N1/2129—Recording in, or reproducing from, a specific memory area or areas, or recording or reproducing at a specific moment
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • G11B5/2652—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative
    • G11B5/2654—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing
    • G11B5/2655—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing with all the gaps disposed within the track or "guard band" between tracks, e.g. with erase gaps operative on track edges, with wide erase gap followed by narrow write gap
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2101/00—Still video cameras

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP4786784A 1984-03-13 1984-03-13 複合磁気ヘツド装置 Granted JPS60193111A (ja)

Priority Applications (14)

Application Number Priority Date Filing Date Title
JP4786784A JPS60193111A (ja) 1984-03-13 1984-03-13 複合磁気ヘツド装置
EP19900101238 EP0371961A3 (en) 1984-03-13 1985-03-13 Magnetic recording/reproduction apparatus
DE3587728T DE3587728T2 (de) 1984-03-13 1985-03-13 Magnetisches Aufzeichnungsgerät.
EP90101241A EP0374129B1 (en) 1984-03-13 1985-03-13 Image information recording apparatus
US06/796,573 US4742404A (en) 1984-03-13 1985-03-13 Magnetic recording/reproduction apparatus
EP85901556A EP0185764B1 (en) 1984-03-13 1985-03-13 Magnetic recording/reproducing apparatus
PCT/JP1985/000123 WO1985004277A1 (en) 1984-03-13 1985-03-13 Magnetic recording/reproducing apparatus
EP90101239A EP0371006B1 (en) 1984-03-13 1985-03-13 Magnetic recording apparatus
DE8585901556T DE3586171T2 (de) 1984-03-13 1985-03-13 Magnetische aufnahme-/wiedergabevorrichtung.
DE9090101241T DE3586861T2 (de) 1984-03-13 1985-03-13 Bildinformations-aufzeichnungsgeraet.
US07/166,877 US4837644A (en) 1984-03-13 1988-03-11 Magnetic recording/reproduction apparatus
US07/334,287 US4928190A (en) 1984-03-13 1989-04-04 Magnetic recording/reproduction apparatus
US07/425,505 US4996610A (en) 1984-03-13 1989-10-20 Disk-type magnetic recording apparatus with video signal discrimination means
US07/434,513 US4949199A (en) 1984-03-13 1989-11-09 Magnetic recording/reproduction apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4786784A JPS60193111A (ja) 1984-03-13 1984-03-13 複合磁気ヘツド装置

Publications (2)

Publication Number Publication Date
JPS60193111A JPS60193111A (ja) 1985-10-01
JPH0555921B2 true JPH0555921B2 (en, 2012) 1993-08-18

Family

ID=12787321

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4786784A Granted JPS60193111A (ja) 1984-03-13 1984-03-13 複合磁気ヘツド装置

Country Status (1)

Country Link
JP (1) JPS60193111A (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4870523A (en) * 1986-07-10 1989-09-26 Hitachi Maxell, Ltd. Magnetic head apparatus used for movable magnetic medium with head gap positioning

Also Published As

Publication number Publication date
JPS60193111A (ja) 1985-10-01

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