GB9001512D0 - Improvements in or relating to multiple head switching for video cassette recorders - Google Patents

Improvements in or relating to multiple head switching for video cassette recorders

Info

Publication number
GB9001512D0
GB9001512D0 GB909001512A GB9001512A GB9001512D0 GB 9001512 D0 GB9001512 D0 GB 9001512D0 GB 909001512 A GB909001512 A GB 909001512A GB 9001512 A GB9001512 A GB 9001512A GB 9001512 D0 GB9001512 D0 GB 9001512D0
Authority
GB
United Kingdom
Prior art keywords
relating
video cassette
head switching
multiple head
cassette recorders
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
GB909001512A
Other versions
GB2229849A (en
GB2229849B (en
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB9001512D0 publication Critical patent/GB9001512D0/en
Publication of GB2229849A publication Critical patent/GB2229849A/en
Application granted granted Critical
Publication of GB2229849B publication Critical patent/GB2229849B/en
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
    • 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
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • 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
    • G11B15/026—Control of operating function, e.g. switching from recording to reproducing by using processor, e.g. microcomputer
    • 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
    • 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
    • G11B5/54—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 with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
GB9001512A 1989-03-30 1990-01-23 Improvements in or related to multiple head switching for video cassette recorders Expired - Fee Related GB2229849B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890004114A KR920004217B1 (en) 1989-03-30 1989-03-30 4 head switching control head and method thereof

Publications (3)

Publication Number Publication Date
GB9001512D0 true GB9001512D0 (en) 1990-03-21
GB2229849A GB2229849A (en) 1990-10-03
GB2229849B GB2229849B (en) 1993-10-06

Family

ID=19284914

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9001512A Expired - Fee Related GB2229849B (en) 1989-03-30 1990-01-23 Improvements in or related to multiple head switching for video cassette recorders

Country Status (3)

Country Link
JP (1) JPH02288480A (en)
KR (1) KR920004217B1 (en)
GB (1) GB2229849B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569618A (en) * 1966-11-04 1971-03-09 Nippon Electric Co Switching device for magnetic recording/reproducing apparatus
GB1290852A (en) * 1968-12-11 1972-09-27
JPS61123376A (en) * 1984-11-20 1986-06-11 Sanyo Electric Co Ltd Special reproducing method of magnetically recorded image reproducing device
JPS626585A (en) * 1985-07-02 1987-01-13 Mitsubishi Electric Corp Magnetic recording and reproducing device
JPS62250536A (en) * 1986-04-23 1987-10-31 Mitsubishi Electric Corp Vtr head switching device
JPS6399683A (en) * 1986-10-15 1988-04-30 Mitsubishi Electric Corp Video recording and reproducing device
JPH0752489B2 (en) * 1987-02-23 1995-06-05 株式会社日立製作所 Magnetic recording / reproducing device

Also Published As

Publication number Publication date
KR920004217B1 (en) 1992-05-30
KR900015108A (en) 1990-10-25
GB2229849A (en) 1990-10-03
JPH02288480A (en) 1990-11-28
GB2229849B (en) 1993-10-06

Similar Documents

Publication Publication Date Title
KR960011845B1 (en) Three-pole magnetic recording head
GB2155683B (en) Video tape recording
EP0338864A3 (en) Magneto-optical playback heads
GB8426678D0 (en) Video record
GB2155726B (en) Magnetic video recording
GB8702187D0 (en) Controlling video recorders
HK41596A (en) Magnetic-tape ca sette
GB2219887B (en) Tape recorder
EP0342995A3 (en) Recording head
GB2219986B (en) Video tape cassette
GB9001410D0 (en) Video tape recorded
GB2229849B (en) Improvements in or related to multiple head switching for video cassette recorders
GB2243513B (en) Video recording
GB9006481D0 (en) Video tape recorder
GB8912951D0 (en) Video tape cassette case
GB2217092B (en) Shields for video recorders
EP0434356A3 (en) Video tape recorders
GB8911252D0 (en) Improvements to video tape cassettes
GB8823702D0 (en) Video recording head
GB2267011B (en) Video tape recorder
GB8830150D0 (en) Video recording
PL274240A2 (en) Tape recorder switching system
GB9004302D0 (en) Improvements relating to video tape recorders
GB8426683D0 (en) Video recorder/players
CA58392S (en) Video tape recorder

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090123