JPH0514969B2 - - Google Patents
Info
- Publication number
- JPH0514969B2 JPH0514969B2 JP60065465A JP6546585A JPH0514969B2 JP H0514969 B2 JPH0514969 B2 JP H0514969B2 JP 60065465 A JP60065465 A JP 60065465A JP 6546585 A JP6546585 A JP 6546585A JP H0514969 B2 JPH0514969 B2 JP H0514969B2
- Authority
- JP
- Japan
- Prior art keywords
- spot
- light
- recording
- tracking
- optical
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 26
- 238000010586 diagram Methods 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60065465A JPS61224147A (ja) | 1985-03-29 | 1985-03-29 | 光学的記録再生方法 |
CA000505153A CA1258909A (en) | 1985-03-29 | 1986-03-26 | Optical information recording medium and method for recording information on said medium and reproducing information therefrom |
DE19863610589 DE3610589A1 (de) | 1985-03-29 | 1986-03-27 | Aufzeichnungstraeger zur optischen informationsaufzeichnung und verfahren zur aufzeichnung und wiedergabe mit demselben |
GB8607750A GB2174530B (en) | 1985-03-29 | 1986-03-27 | Optical information recording medium and method for recording information on said medium and reproducing information therefrom |
FR868604554A FR2579815B1 (fr) | 1985-03-29 | 1986-03-28 | Support d'enregistrement optique d'informations et procede pour enregistrer des informations sur ce support et en reproduire des informations |
CH1277/86A CH670722A5 (sv) | 1985-03-29 | 1986-04-01 | |
US07/338,335 US5018123A (en) | 1985-03-29 | 1989-04-13 | Optical information recording medium and method for recording information on said medium and reproducing information therefrom |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60065465A JPS61224147A (ja) | 1985-03-29 | 1985-03-29 | 光学的記録再生方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61224147A JPS61224147A (ja) | 1986-10-04 |
JPH0514969B2 true JPH0514969B2 (sv) | 1993-02-26 |
Family
ID=13287894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60065465A Granted JPS61224147A (ja) | 1985-03-29 | 1985-03-29 | 光学的記録再生方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61224147A (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01269240A (ja) * | 1988-04-20 | 1989-10-26 | Csk Corp | 光記録装置 |
JP2684763B2 (ja) * | 1989-04-24 | 1997-12-03 | ソニー株式会社 | 光学記録および/または再生装置 |
-
1985
- 1985-03-29 JP JP60065465A patent/JPS61224147A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61224147A (ja) | 1986-10-04 |
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