CH656705A5 - Procede permettant le controle de l'operation d'enregistrement dans un appareil d'enregistrement et appareil pour sa mise en oeuvre. - Google Patents
Procede permettant le controle de l'operation d'enregistrement dans un appareil d'enregistrement et appareil pour sa mise en oeuvre. Download PDFInfo
- Publication number
- CH656705A5 CH656705A5 CH203183A CH203183A CH656705A5 CH 656705 A5 CH656705 A5 CH 656705A5 CH 203183 A CH203183 A CH 203183A CH 203183 A CH203183 A CH 203183A CH 656705 A5 CH656705 A5 CH 656705A5
- Authority
- CH
- Switzerland
- Prior art keywords
- recording
- signal
- head
- calibration signal
- rotating
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 21
- 230000000737 periodic effect Effects 0.000 claims description 3
- 230000005284 excitation Effects 0.000 description 17
- 238000005070 sampling Methods 0.000 description 13
- 230000000903 blocking effect Effects 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000010363 phase shift Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000005457 optimization Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- 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
- G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
- G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
- G11B5/00847—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
- G11B5/0086—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks using cyclically driven heads providing segmented tracks
-
- 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
- G11B5/027—Analogue recording
- G11B5/035—Equalising
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36880082A | 1982-04-16 | 1982-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH656705A5 true CH656705A5 (fr) | 1986-07-15 |
Family
ID=23452792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH203183A CH656705A5 (fr) | 1982-04-16 | 1983-04-15 | Procede permettant le controle de l'operation d'enregistrement dans un appareil d'enregistrement et appareil pour sa mise en oeuvre. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS58182178A (enrdf_load_stackoverflow) |
| CH (1) | CH656705A5 (enrdf_load_stackoverflow) |
| DE (1) | DE3313780A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2525375B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2119557B (enrdf_load_stackoverflow) |
| NL (1) | NL8300550A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3529963A1 (de) * | 1985-08-22 | 1987-03-05 | Thomson Brandt Gmbh | Recorder, insbesondere fuer ein digitalsignal |
| US4891719A (en) * | 1988-10-03 | 1990-01-02 | Datatape Incorporated | Fast closure method for a data signal channel |
| JPH02166670A (ja) * | 1988-12-20 | 1990-06-27 | Tokico Ltd | 磁気ディスク装置 |
| DE19535089A1 (de) * | 1995-09-21 | 1997-03-27 | Thomson Brandt Gmbh | Verfahren zur Aufzeichnung von digitalen Signalen auf einem Magnetband in Multilängsspuren sowie Magnetbandaufzeichnungsgerät zur Durchführung des Verfahrens |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3031525A (en) * | 1960-01-18 | 1962-04-24 | Ampex | Signal display systems |
| US3225135A (en) * | 1960-06-25 | 1965-12-21 | Fuji Telecasting Co Ltd | Method and apparatus for monitoring a television tape recording operation |
| US3369082A (en) * | 1964-07-13 | 1968-02-13 | Ampex | Control track-monitor system |
| US3519761A (en) * | 1968-03-07 | 1970-07-07 | Ampex | Record excitation optimization method and apparatus for rotary head magnetic tape recorders |
| DE2017692A1 (de) * | 1968-06-08 | 1971-10-28 | Fernseh Gmbh | Anordnung zur Kontrolle der Aufzeichnung von elektrischen Signalen während der Aufzeichnung auf Magnetspeicher |
| US3660821A (en) * | 1970-06-17 | 1972-05-02 | Burroughs Corp | Disc file agc circuit |
| JPS498327A (enrdf_load_stackoverflow) * | 1972-05-16 | 1974-01-24 | ||
| JPS5935084B2 (ja) * | 1976-11-08 | 1984-08-27 | 日立電子株式会社 | 記録電流最適化方式 |
| DE2758307A1 (de) * | 1977-12-27 | 1979-07-05 | Bosch Gmbh Robert | Verfahren und einrichtung zum optimieren der banderregung bei magnetbandgeraeten |
| GB2055239B (en) * | 1979-08-03 | 1983-03-30 | Rca Corp | Verification of video recording |
| US4263625A (en) * | 1979-10-19 | 1981-04-21 | Rca Corporation | Headwheel servo lock verification with stationary head |
| JPS56111174A (en) * | 1980-02-05 | 1981-09-02 | Mitsubishi Electric Corp | Magnetic recording and reproducing device |
-
1983
- 1983-02-14 NL NL8300550A patent/NL8300550A/nl not_active Application Discontinuation
- 1983-03-09 JP JP3999983A patent/JPS58182178A/ja active Granted
- 1983-04-13 FR FR8306040A patent/FR2525375B1/fr not_active Expired - Lifetime
- 1983-04-14 GB GB08310178A patent/GB2119557B/en not_active Expired
- 1983-04-15 CH CH203183A patent/CH656705A5/fr not_active IP Right Cessation
- 1983-04-15 DE DE19833313780 patent/DE3313780A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2525375A1 (fr) | 1983-10-21 |
| DE3313780C2 (enrdf_load_stackoverflow) | 1989-05-18 |
| NL8300550A (nl) | 1983-11-16 |
| JPS58182178A (ja) | 1983-10-25 |
| GB2119557B (en) | 1985-06-05 |
| FR2525375B1 (fr) | 1992-02-14 |
| GB2119557A (en) | 1983-11-16 |
| JPH0373957B2 (enrdf_load_stackoverflow) | 1991-11-25 |
| GB8310178D0 (en) | 1983-05-18 |
| DE3313780A1 (de) | 1983-10-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |