NL183857C - Stelsel voor het registreren en weergeven van optische signalen. - Google Patents
Stelsel voor het registreren en weergeven van optische signalen.Info
- Publication number
- NL183857C NL183857C NLAANVRAGE7907828,A NL7907828A NL183857C NL 183857 C NL183857 C NL 183857C NL 7907828 A NL7907828 A NL 7907828A NL 183857 C NL183857 C NL 183857C
- Authority
- NL
- Netherlands
- Prior art keywords
- recording
- optical signals
- displaying optical
- displaying
- signals
- Prior art date
Links
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
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13136778 | 1978-10-24 | ||
| JP13136778A JPS5558832A (en) | 1978-10-24 | 1978-10-24 | Signal recording and reproducing unit of optical type |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7907828A NL7907828A (nl) | 1980-04-28 |
| NL183857B NL183857B (nl) | 1988-09-01 |
| NL183857C true NL183857C (nl) | 1989-02-01 |
Family
ID=15056261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7907828,A NL183857C (nl) | 1978-10-24 | 1979-10-24 | Stelsel voor het registreren en weergeven van optische signalen. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4334299A (nl) |
| JP (1) | JPS5558832A (nl) |
| FR (1) | FR2440055A1 (nl) |
| NL (1) | NL183857C (nl) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2462758A1 (fr) * | 1979-08-03 | 1981-02-13 | Thomson Csf | Dispositif optique d'acces a une piste portee par un support d'information et systeme de memoire optique comportant un tel dispositif |
| FR2483664B1 (fr) * | 1980-05-28 | 1985-06-28 | Thomson Csf | Dispositif optique d'enregistrement-lecture sur un support d'informations et systeme de memoire optique comprenant un tel dispositif |
| US4466087A (en) * | 1981-01-08 | 1984-08-14 | Xerox Corporation | Optical memory system for a reading/writing, verifying and tracking module |
| FR2498752B1 (fr) * | 1981-01-23 | 1985-07-05 | Thomson Csf | Dispositif optique d'enregistrement lecture d'un support d'information comportant deux sources laser de longueurs d'ondes differentes |
| NL8101932A (nl) * | 1981-04-21 | 1982-11-16 | Philips Nv | Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager. |
| US4494226A (en) * | 1981-10-15 | 1985-01-15 | Burroughs Corporation | Three beam optical memory system |
| US4805162A (en) * | 1982-11-01 | 1989-02-14 | Storage Technology Partners Ii | Fine and coarse servo system for access and tracking on an optical disk |
| US5051978A (en) | 1982-11-30 | 1991-09-24 | Burroughs Corporation | Coated media for optical recording |
| US4492718A (en) * | 1982-12-17 | 1985-01-08 | Burroughs Corporation | Rotation coating of disk substrate with acrylate prepolymer |
| JPS60500104A (ja) * | 1982-12-17 | 1985-01-24 | バロ−ス・コ−ポレ−ション | 光学記録のためのコ−トされた媒体とそれに関するコ−ティング技術 |
| US4592939A (en) * | 1982-12-17 | 1986-06-03 | Burroughs Corporation | Method of rendering uniform coating on disks and product |
| JPS60132616U (ja) * | 1984-02-13 | 1985-09-04 | パイオニア株式会社 | 記録装置 |
| US4752922A (en) * | 1984-07-06 | 1988-06-21 | Storage Technology Partners 11 | Optical disk recording and readout system having read, write and coarse light beams |
| US4730293A (en) * | 1986-09-15 | 1988-03-08 | Drexler Technology Corporation | Dual beam optical data system |
| JPH0218224U (nl) * | 1988-07-19 | 1990-02-06 | ||
| US5568460A (en) * | 1989-03-27 | 1996-10-22 | Nikon Corporation | Optical recording and/or reproducing apparatus and method utilizing stimulated photon echo |
| JP2795238B2 (ja) * | 1995-12-08 | 1998-09-10 | 日本電気株式会社 | ディスク記録再生装置 |
| EP1565908A1 (en) * | 2002-11-27 | 2005-08-24 | Nokia Corporation | Read/write device for optical memory and method therefore |
| JP6819120B2 (ja) * | 2016-07-29 | 2021-01-27 | シヤチハタ株式会社 | マーキング装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3510658A (en) * | 1967-11-06 | 1970-05-05 | Ibm | Light beam servoing system with memory element having wavelength-discrimi-nating guide and data tracks |
| US3474457A (en) * | 1967-11-13 | 1969-10-21 | Precision Instr Co | Laser recording apparatus |
| US3651281A (en) * | 1969-06-06 | 1972-03-21 | Carl H Becker | Laser recording system using photomagnetically magnetizable storage medium |
| US4225873A (en) * | 1978-03-27 | 1980-09-30 | Mca Disco-Vision, Inc. | Recording and playback system |
-
1978
- 1978-10-24 JP JP13136778A patent/JPS5558832A/ja active Granted
-
1979
- 1979-10-22 US US06/087,302 patent/US4334299A/en not_active Expired - Lifetime
- 1979-10-23 FR FR7926241A patent/FR2440055A1/fr active Granted
- 1979-10-24 NL NLAANVRAGE7907828,A patent/NL183857C/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2440055B1 (nl) | 1985-03-22 |
| US4334299A (en) | 1982-06-08 |
| NL183857B (nl) | 1988-09-01 |
| JPS5558832A (en) | 1980-05-01 |
| JPS638537B2 (nl) | 1988-02-23 |
| FR2440055A1 (fr) | 1980-05-23 |
| NL7907828A (nl) | 1980-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1A | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V1 | Lapsed because of non-payment of the annual fee |