DE69115443D1 - Schaltungsgerät für eine Spule - Google Patents
Schaltungsgerät für eine SpuleInfo
- Publication number
- DE69115443D1 DE69115443D1 DE69115443T DE69115443T DE69115443D1 DE 69115443 D1 DE69115443 D1 DE 69115443D1 DE 69115443 T DE69115443 T DE 69115443T DE 69115443 T DE69115443 T DE 69115443T DE 69115443 D1 DE69115443 D1 DE 69115443D1
- Authority
- DE
- Germany
- Prior art keywords
- coil
- switching device
- switching
- 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
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
- G11B15/125—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9013740A FR2668645B1 (fr) | 1990-10-29 | 1990-10-29 | Dispositif de commutation d'une bobine. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69115443D1 true DE69115443D1 (de) | 1996-01-25 |
DE69115443T2 DE69115443T2 (de) | 1996-07-18 |
Family
ID=9401895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69115443T Expired - Fee Related DE69115443T2 (de) | 1990-10-29 | 1991-10-25 | Schaltungsgerät für eine Spule |
Country Status (5)
Country | Link |
---|---|
US (1) | US5202800A (de) |
EP (1) | EP0484256B1 (de) |
JP (1) | JP3132103B2 (de) |
DE (1) | DE69115443T2 (de) |
FR (1) | FR2668645B1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2694470B1 (fr) * | 1992-07-31 | 1994-11-10 | Sgs Thomson Microelectronics | Dispositif de commutation écriture/lecture d'une tête de magnétoscope. |
US6026249A (en) * | 1996-10-01 | 2000-02-15 | Fuji Photo Film Co., Ltd. | Device for detecting the presence of recorded information on a magnetic film by comparing an envelope waveform with a threshold level |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3959817A (en) * | 1973-11-15 | 1976-05-25 | Victor Company Of Japan, Limited | Switching circuit for connecting a magnetic head in a magnetic recording and reproducing apparatus |
JPS57183606A (en) * | 1981-05-08 | 1982-11-12 | Hitachi Ltd | Magnetic recording and reproducing device |
JPS59106275U (ja) * | 1982-12-30 | 1984-07-17 | ソニー株式会社 | 再生増幅回路 |
US4665446A (en) * | 1983-10-06 | 1987-05-12 | Canon Kabushiki Kaisha | Magnetic recording and reproducing apparatus |
US4868691A (en) * | 1985-08-02 | 1989-09-19 | Canon Kabushiki Kaisha | Recording or reproducing apparatus |
JPH0787008B2 (ja) * | 1987-07-29 | 1995-09-20 | 株式会社東芝 | 記録再生切換回路 |
FR2628877B1 (fr) * | 1988-03-18 | 1990-08-24 | Sgs Thomson Microelectronics | Dispositif de commutation d'une bobine |
-
1990
- 1990-10-29 FR FR9013740A patent/FR2668645B1/fr not_active Expired - Fee Related
-
1991
- 1991-10-25 DE DE69115443T patent/DE69115443T2/de not_active Expired - Fee Related
- 1991-10-25 EP EP91420383A patent/EP0484256B1/de not_active Expired - Lifetime
- 1991-10-28 US US07/782,248 patent/US5202800A/en not_active Expired - Lifetime
- 1991-10-29 JP JP03308231A patent/JP3132103B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH04313801A (ja) | 1992-11-05 |
FR2668645A1 (fr) | 1992-04-30 |
EP0484256B1 (de) | 1995-12-13 |
US5202800A (en) | 1993-04-13 |
EP0484256A1 (de) | 1992-05-06 |
JP3132103B2 (ja) | 2001-02-05 |
FR2668645B1 (fr) | 1994-09-23 |
DE69115443T2 (de) | 1996-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |