JPS641121A - Optical disk reproducing device - Google Patents
Optical disk reproducing deviceInfo
- Publication number
- JPS641121A JPS641121A JP62156254A JP15625487A JPS641121A JP S641121 A JPS641121 A JP S641121A JP 62156254 A JP62156254 A JP 62156254A JP 15625487 A JP15625487 A JP 15625487A JP S641121 A JPS641121 A JP S641121A
- Authority
- JP
- Japan
- Prior art keywords
- reproducing
- jumping
- period
- light beam
- recording track
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title 1
- 230000009191 jumping Effects 0.000 abstract 5
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 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
- G11B7/085—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
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62156254A JPH0652571B2 (ja) | 1987-06-23 | 1987-06-23 | 光ディスク再生装置 |
US07/208,879 US4896221A (en) | 1987-06-23 | 1988-06-20 | Optical disc reproducing apparatus having speed-change reproduction mode |
CA000570092A CA1308483C (en) | 1987-06-23 | 1988-06-22 | Optical disc reproducing apparatus having speed-change reproduction mode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62156254A JPH0652571B2 (ja) | 1987-06-23 | 1987-06-23 | 光ディスク再生装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JPS641121A true JPS641121A (en) | 1989-01-05 |
JPH011121A JPH011121A (ja) | 1989-01-05 |
JPH0652571B2 JPH0652571B2 (ja) | 1994-07-06 |
Family
ID=15623768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62156254A Expired - Lifetime JPH0652571B2 (ja) | 1987-06-23 | 1987-06-23 | 光ディスク再生装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4896221A (ja) |
JP (1) | JPH0652571B2 (ja) |
CA (1) | CA1308483C (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2022192C (en) * | 1989-08-04 | 1995-03-21 | Shigemi Maeda | Optical disk recording/reproducing device |
JP2712743B2 (ja) * | 1990-04-18 | 1998-02-16 | 松下電器産業株式会社 | ディスク再生装置 |
JP3240017B2 (ja) * | 1993-01-11 | 2001-12-17 | ソニー株式会社 | Mpeg信号記録方法およびmpeg信号再生方法 |
US5608582A (en) * | 1993-07-27 | 1997-03-04 | Samsung Electronics Co., Ltd. | Audio signal reproducing apparatus and method for use during a slow reproduction operation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58188340A (ja) * | 1982-04-28 | 1983-11-02 | Sony Corp | 光学式再生装置 |
JPS60173767A (ja) * | 1984-02-20 | 1985-09-07 | Sony Corp | 光学式ディスク装置 |
-
1987
- 1987-06-23 JP JP62156254A patent/JPH0652571B2/ja not_active Expired - Lifetime
-
1988
- 1988-06-20 US US07/208,879 patent/US4896221A/en not_active Expired - Fee Related
- 1988-06-22 CA CA000570092A patent/CA1308483C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0652571B2 (ja) | 1994-07-06 |
US4896221A (en) | 1990-01-23 |
CA1308483C (en) | 1992-10-06 |
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