DK133315C - Optegnelsesberer og fremgangsmade til dens fremstilling - Google Patents
Optegnelsesberer og fremgangsmade til dens fremstillingInfo
- Publication number
- DK133315C DK133315C DK150472A DK150472A DK133315C DK 133315 C DK133315 C DK 133315C DK 150472 A DK150472 A DK 150472A DK 150472 A DK150472 A DK 150472A DK 133315 C DK133315 C DK 133315C
- Authority
- DK
- Denmark
- Prior art keywords
- recorder
- procedure
- preparation
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/03—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by deforming with non-mechanical means, e.g. laser, beam of particles
- G11B11/06—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by deforming with non-mechanical means, e.g. laser, beam of particles with reproducing by mechanical sensing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/445—Styli particularly adapted for sensing video discs
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2115480A DE2115480C3 (de) | 1971-03-31 | 1971-03-31 | Verfahren zum Aufzeichnen von In formationen, insbesondere von hochfre quenten Videosignalen, auf Signaltrager mittels energiereicher Strahlen, z B Laser oder Elektronenstrahlen und zu deren Wiedergabe |
| DE19722211389 DE2211389C2 (de) | 1972-03-09 | 1972-03-09 | Verfahren zur Informationsspeicherung und -wiedergabe, Träger zur Durchführung des Verfahrens und Verfahren zur Herstellung des Trägers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK133315B DK133315B (da) | 1976-04-26 |
| DK133315C true DK133315C (da) | 1976-09-27 |
Family
ID=25760889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK150472A DK133315C (da) | 1971-03-31 | 1972-03-28 | Optegnelsesberer og fremgangsmade til dens fremstilling |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS502082B1 (member.php) |
| BE (1) | BE781564A (member.php) |
| CA (1) | CA977456A (member.php) |
| CH (1) | CH547538A (member.php) |
| DD (1) | DD96111A1 (member.php) |
| DK (1) | DK133315C (member.php) |
| GB (1) | GB1390784A (member.php) |
| HU (1) | HU165756B (member.php) |
| IE (1) | IE36945B1 (member.php) |
| IT (1) | IT950967B (member.php) |
| NL (1) | NL7204186A (member.php) |
| SE (1) | SE376503B (member.php) |
-
1972
- 1972-03-23 DD DD16176672A patent/DD96111A1/xx unknown
- 1972-03-28 DK DK150472A patent/DK133315C/da active
- 1972-03-28 NL NL7204186A patent/NL7204186A/xx unknown
- 1972-03-29 HU HUTE000636 patent/HU165756B/hu unknown
- 1972-03-29 GB GB1485472A patent/GB1390784A/en not_active Expired
- 1972-03-30 CH CH547538D patent/CH547538A/xx not_active IP Right Cessation
- 1972-03-30 SE SE425472A patent/SE376503B/xx unknown
- 1972-03-30 CA CA138,630A patent/CA977456A/en not_active Expired
- 1972-03-30 IE IE42572A patent/IE36945B1/xx unknown
- 1972-03-31 JP JP47032544A patent/JPS502082B1/ja active Pending
- 1972-03-31 BE BE781564A patent/BE781564A/xx unknown
- 1972-03-31 IT IT2268172A patent/IT950967B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT950967B (it) | 1973-06-20 |
| DK133315B (da) | 1976-04-26 |
| GB1390784A (en) | 1975-04-16 |
| IE36945L (en) | 1972-09-30 |
| CH547538A (de) | 1974-03-29 |
| HU165756B (member.php) | 1974-10-28 |
| CA977456A (en) | 1975-11-04 |
| DD96111A1 (member.php) | 1973-03-12 |
| SE376503B (member.php) | 1975-05-26 |
| BE781564A (fr) | 1972-07-17 |
| IE36945B1 (en) | 1977-03-30 |
| JPS502082B1 (member.php) | 1975-01-23 |
| NL7204186A (member.php) | 1972-10-03 |
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