JPS5883341A - 光学的情報信号再生装置 - Google Patents
光学的情報信号再生装置Info
- Publication number
- JPS5883341A JPS5883341A JP56179962A JP17996281A JPS5883341A JP S5883341 A JPS5883341 A JP S5883341A JP 56179962 A JP56179962 A JP 56179962A JP 17996281 A JP17996281 A JP 17996281A JP S5883341 A JPS5883341 A JP S5883341A
- Authority
- JP
- Japan
- Prior art keywords
- light
- signal
- interference filter
- wavelength
- semiconductor laser
- 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 claims description 63
- 239000004065 semiconductor Substances 0.000 claims abstract description 88
- 230000008859 change Effects 0.000 claims description 37
- 238000002834 transmittance Methods 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000004044 response Effects 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 abstract description 36
- 238000001514 detection method Methods 0.000 abstract description 20
- 230000007423 decrease Effects 0.000 abstract description 18
- 238000001816 cooling Methods 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 230000004907 flux Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 230000005679 Peltier effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000012780 transparent material Substances 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56179962A JPS5883341A (ja) | 1981-11-10 | 1981-11-10 | 光学的情報信号再生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56179962A JPS5883341A (ja) | 1981-11-10 | 1981-11-10 | 光学的情報信号再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5883341A true JPS5883341A (ja) | 1983-05-19 |
| JPS6161449B2 JPS6161449B2 (cs) | 1986-12-25 |
Family
ID=16075010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56179962A Granted JPS5883341A (ja) | 1981-11-10 | 1981-11-10 | 光学的情報信号再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5883341A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05182229A (ja) * | 1991-12-26 | 1993-07-23 | Sharp Corp | 情報再生装置 |
-
1981
- 1981-11-10 JP JP56179962A patent/JPS5883341A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05182229A (ja) * | 1991-12-26 | 1993-07-23 | Sharp Corp | 情報再生装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6161449B2 (cs) | 1986-12-25 |
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