DE2540668C2 - Aufzeichnungsträger für ein Fernsehsignal - Google Patents
Aufzeichnungsträger für ein FernsehsignalInfo
- Publication number
- DE2540668C2 DE2540668C2 DE2540668A DE2540668A DE2540668C2 DE 2540668 C2 DE2540668 C2 DE 2540668C2 DE 2540668 A DE2540668 A DE 2540668A DE 2540668 A DE2540668 A DE 2540668A DE 2540668 C2 DE2540668 C2 DE 2540668C2
- Authority
- DE
- Germany
- Prior art keywords
- information
- radiation
- tracks
- modulated
- recording medium
- 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
Links
- 230000005855 radiation Effects 0.000 claims description 48
- 210000001747 pupil Anatomy 0.000 claims description 24
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims 1
- 239000013598 vector Substances 0.000 description 22
- 238000004804 winding Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000011896 sensitive detection Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241000286209 Phasianidae Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
- G11B7/0904—Dithered tracking systems
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24073—Tracks
- G11B7/24082—Meandering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/7605—Television signal recording on discs or drums
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Head (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7412634A NL7412634A (nl) | 1974-09-25 | 1974-09-25 | Registratiedrager voor een televisiesignaal. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2540668A1 DE2540668A1 (de) | 1976-04-15 |
| DE2540668C2 true DE2540668C2 (de) | 1982-09-09 |
Family
ID=19822160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2540668A Expired DE2540668C2 (de) | 1974-09-25 | 1975-09-12 | Aufzeichnungsträger für ein Fernsehsignal |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US3963862A (en, 2012) |
| JP (1) | JPS5855569B2 (en, 2012) |
| AR (2) | AR210093A1 (en, 2012) |
| AT (1) | AT339969B (en, 2012) |
| AU (1) | AU498992B2 (en, 2012) |
| BE (1) | BE833725A (en, 2012) |
| BR (1) | BR7506107A (en, 2012) |
| CA (1) | CA1064610A (en, 2012) |
| CH (1) | CH610164A5 (en, 2012) |
| DE (1) | DE2540668C2 (en, 2012) |
| DK (1) | DK423975A (en, 2012) |
| ES (1) | ES441182A1 (en, 2012) |
| FR (1) | FR2328340A1 (en, 2012) |
| GB (1) | GB1529954A (en, 2012) |
| IT (1) | IT1047196B (en, 2012) |
| NL (1) | NL7412634A (en, 2012) |
| NO (1) | NO753221L (en, 2012) |
| PL (1) | PL106977B1 (en, 2012) |
| SE (1) | SE411286B (en, 2012) |
| ZA (1) | ZA755755B (en, 2012) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7803517A (nl) * | 1978-04-03 | 1979-10-05 | Philips Nv | Registratiedrager met een optisch uitleesbare fase- struktuur en inrichting voor het uitlezen. |
| NL8000121A (nl) * | 1980-01-09 | 1981-08-03 | Philips Nv | Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager. |
| NL8000122A (nl) * | 1980-01-09 | 1981-08-03 | Philips Nv | Schijfvormige, optisch uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen en/of weergeven van datainformatie in c.q. van zo'n registratiedrager. |
| US4484319A (en) * | 1980-09-19 | 1984-11-20 | Matsushita Electric Industrial Co., Ltd. | Apparatus for locating a track on disc-like optical information carriers |
| JPS5856236A (ja) * | 1981-09-28 | 1983-04-02 | Hitachi Ltd | 光学的トラック位置検出装置およびそれを用いた光学的記録再生装置 |
| JPS6069840A (ja) * | 1983-09-22 | 1985-04-20 | Canon Inc | 情報記録又は再生装置 |
| JPS62116972U (en, 2012) * | 1986-01-14 | 1987-07-24 | ||
| US4689371A (en) * | 1986-07-07 | 1987-08-25 | Celanese Corporation | Process for the preparation of poly (vinylphenol) from poly (acetoxystyrene) |
| JP2565196B2 (ja) * | 1986-09-30 | 1996-12-18 | ソニー株式会社 | 記録装置及び記録方法 |
| SG26398G (en) * | 1986-09-30 | 1995-09-01 | Sony Corp | Recording apparatus |
| US5339301A (en) * | 1986-10-06 | 1994-08-16 | U.S. Philips Corporation | Optically readable record carrier for recording information, method and apparatus for manufacturing such, apparatus for recording and reading information on a such a record carrier |
| NL8602504A (nl) * | 1986-10-06 | 1988-05-02 | Philips Nv | Optisch uitleesbare registratiedrager voor het optekenen van informatie, een inrichting voor het vervaardigen van een dergelijke registratiedrager, een inrichting voor het optekenen van informatie op een dergelijke registratiedrager, alsmede een inrichting voor het uitlezen van op een dergelijke registratiedrager opgetekende informatie. |
| KR950010418B1 (ko) * | 1991-08-28 | 1995-09-16 | 미쯔비시덴끼 가부시끼가이샤 | 광기록재생장치 |
| JP2815557B2 (ja) * | 1995-07-29 | 1998-10-27 | ソニー株式会社 | 円盤状記録媒体 |
| JP2887344B2 (ja) * | 1996-09-02 | 1999-04-26 | ソニー株式会社 | 記録媒体 |
| JP2907779B2 (ja) * | 1996-09-02 | 1999-06-21 | ソニー株式会社 | 記録媒体 |
| US6046968A (en) * | 1997-07-24 | 2000-04-04 | Hewlett-Packard Company | Re-writable optical disk having reference clock information permanently formed on the disk |
| US7701836B2 (en) | 2001-11-27 | 2010-04-20 | Hewlett-Packard Development Company, L.P. | Re-writable optical disk having reference clock information permanently formed on the disk |
| US6091693A (en) * | 1998-06-30 | 2000-07-18 | Fujitsu Limited | Optical recording medium and optical information storage unit |
| US7352681B1 (en) * | 1998-10-26 | 2008-04-01 | Sony Corporation | Optical disc for data storage with invisible tracks and method of making same |
| JP2000348350A (ja) * | 1999-06-09 | 2000-12-15 | Sony Corp | 光ディスク装置、光ディスクの再生方法及び光ディスク |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1916973A (en) * | 1929-05-21 | 1933-07-04 | Columbia Phonograph Co Inc | Sound reproducing means and method |
| US2086934A (en) * | 1932-03-31 | 1937-07-13 | Rech Ind Francaise Sa | Art of electromechanical recording of sound and in the photoelectric reproduction ofthe latter from the inscriptions obtained |
-
1974
- 1974-09-25 NL NL7412634A patent/NL7412634A/xx not_active Application Discontinuation
- 1974-12-06 US US05/530,164 patent/US3963862A/en not_active Expired - Lifetime
-
1975
- 1975-09-09 ZA ZA755755A patent/ZA755755B/xx unknown
- 1975-09-12 DE DE2540668A patent/DE2540668C2/de not_active Expired
- 1975-09-19 AR AR260449A patent/AR210093A1/es active
- 1975-09-22 BR BR7506107*A patent/BR7506107A/pt unknown
- 1975-09-22 AU AU85038/75A patent/AU498992B2/en not_active Expired
- 1975-09-22 NO NO753221A patent/NO753221L/no unknown
- 1975-09-22 CA CA235,961A patent/CA1064610A/en not_active Expired
- 1975-09-22 PL PL1975183515A patent/PL106977B1/pl unknown
- 1975-09-22 CH CH1225975A patent/CH610164A5/xx not_active IP Right Cessation
- 1975-09-22 AT AT723775A patent/AT339969B/de not_active IP Right Cessation
- 1975-09-22 IT IT69348/75A patent/IT1047196B/it active
- 1975-09-22 DK DK423975A patent/DK423975A/da unknown
- 1975-09-22 SE SE7510563A patent/SE411286B/xx not_active Application Discontinuation
- 1975-09-22 GB GB38793/75A patent/GB1529954A/en not_active Expired
- 1975-09-23 JP JP50114408A patent/JPS5855569B2/ja not_active Expired
- 1975-09-23 ES ES441182A patent/ES441182A1/es not_active Expired
- 1975-09-23 FR FR7529105A patent/FR2328340A1/fr active Granted
- 1975-09-23 BE BE160300A patent/BE833725A/xx not_active IP Right Cessation
-
1976
- 1976-07-21 AR AR264028A patent/AR209505A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| AT339969B (de) | 1977-11-25 |
| CH610164A5 (en, 2012) | 1979-03-30 |
| NL7412634A (nl) | 1976-03-29 |
| DK423975A (da) | 1976-03-26 |
| US3963862A (en) | 1976-06-15 |
| JPS5855569B2 (ja) | 1983-12-10 |
| SE7510563L (sv) | 1976-03-26 |
| ES441182A1 (es) | 1978-03-16 |
| SE411286B (sv) | 1979-12-10 |
| BE833725A (fr) | 1976-03-23 |
| FR2328340A1 (fr) | 1977-05-13 |
| ZA755755B (en) | 1977-04-27 |
| AR210093A1 (es) | 1977-06-30 |
| GB1529954A (en) | 1978-10-25 |
| AU8503875A (en) | 1977-03-31 |
| CA1064610A (en) | 1979-10-16 |
| FR2328340B1 (en, 2012) | 1982-04-23 |
| JPS5158020A (en, 2012) | 1976-05-21 |
| PL106977B1 (pl) | 1980-01-31 |
| DE2540668A1 (de) | 1976-04-15 |
| AU498992B2 (en) | 1979-03-29 |
| ATA723775A (de) | 1977-03-15 |
| BR7506107A (pt) | 1976-08-03 |
| NO753221L (en, 2012) | 1976-03-26 |
| AR209505A1 (es) | 1977-04-29 |
| IT1047196B (it) | 1980-09-10 |
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| DE2540668C2 (de) | Aufzeichnungsträger für ein Fernsehsignal | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |