DE69221750D1 - Umschaltkreis für Signalleitungen - Google Patents

Umschaltkreis für Signalleitungen

Info

Publication number
DE69221750D1
DE69221750D1 DE69221750T DE69221750T DE69221750D1 DE 69221750 D1 DE69221750 D1 DE 69221750D1 DE 69221750 T DE69221750 T DE 69221750T DE 69221750 T DE69221750 T DE 69221750T DE 69221750 D1 DE69221750 D1 DE 69221750D1
Authority
DE
Germany
Prior art keywords
signal lines
switching circuit
switching
lines
circuit
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
DE69221750T
Other languages
English (en)
Inventor
Shinji Kamei
Yasunori Kawamura
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.)
Rohm Co Ltd
Original Assignee
Rohm 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 Rohm Co Ltd filed Critical Rohm Co Ltd
Application granted granted Critical
Publication of DE69221750D1 publication Critical patent/DE69221750D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/793—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/16—Modifications for eliminating interference voltages or currents
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
    • H03K17/6257—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors with several inputs only combined with selecting means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/83—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Processing Of Color Television Signals (AREA)
  • Electronic Switches (AREA)
  • Television Signal Processing For Recording (AREA)
DE69221750T 1991-02-26 1992-02-25 Umschaltkreis für Signalleitungen Expired - Lifetime DE69221750D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3056029A JP2925767B2 (ja) 1991-02-26 1991-02-26 信号ライン切り換え回路

Publications (1)

Publication Number Publication Date
DE69221750D1 true DE69221750D1 (de) 1997-10-02

Family

ID=13015646

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221750T Expired - Lifetime DE69221750D1 (de) 1991-02-26 1992-02-25 Umschaltkreis für Signalleitungen

Country Status (5)

Country Link
US (1) US5412482A (de)
EP (1) EP0501412B1 (de)
JP (1) JP2925767B2 (de)
KR (1) KR100240317B1 (de)
DE (1) DE69221750D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2685996B2 (ja) * 1991-04-23 1997-12-08 ローム株式会社 Ｖｔｒの色信号処理回路
GB2307122A (en) * 1995-11-09 1997-05-14 Thomson Multimedia Sa Video switch with reduced crosstalk

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5213708B2 (de) * 1971-11-15 1977-04-16
JPS56132081A (en) * 1980-03-19 1981-10-16 Toshiba Corp Color killer device
JPS601921A (ja) * 1983-06-17 1985-01-08 Hitachi Ltd アナログ・スイツチ回路
FR2581269B1 (fr) * 1985-04-25 1991-11-22 Tonna Electronique Dispositif electronique de commutation multivoie
JPS62208769A (ja) * 1986-03-10 1987-09-14 Canon Inc 磁気記録再生装置
JPH0681317B2 (ja) * 1986-06-16 1994-10-12 株式会社日立製作所 色同期回路
JPS6392183A (ja) * 1986-10-06 1988-04-22 Sony Corp 記録再生装置
US4932027A (en) * 1988-03-22 1990-06-05 Texas Instruments Incorporated Single-level multiplexer
JPH0720250B2 (ja) * 1988-06-29 1995-03-06 株式会社東芝 バーストゲートパルス生成回路
CA2010680A1 (en) * 1989-04-17 1990-10-17 Isaac M. Bell Video switch arrangement

Also Published As

Publication number Publication date
EP0501412A3 (en) 1993-05-19
EP0501412B1 (de) 1997-08-27
JP2925767B2 (ja) 1999-07-28
EP0501412A2 (de) 1992-09-02
JPH04271514A (ja) 1992-09-28
KR100240317B1 (ko) 2000-02-01
US5412482A (en) 1995-05-02
KR920017067A (ko) 1992-09-26

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Legal Events

Date Code Title Description
8332 No legal effect for de