JPS628980B2 - - Google Patents
Info
- Publication number
- JPS628980B2 JPS628980B2 JP56184506A JP18450681A JPS628980B2 JP S628980 B2 JPS628980 B2 JP S628980B2 JP 56184506 A JP56184506 A JP 56184506A JP 18450681 A JP18450681 A JP 18450681A JP S628980 B2 JPS628980 B2 JP S628980B2
- Authority
- JP
- Japan
- Prior art keywords
- level
- pulse
- output
- amplifier
- image signal
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
- H04B10/691—Arrangements for optimizing the photodetector in the receiver
- H04B10/6911—Photodiode bias control, e.g. for compensating temperature variations
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56184506A JPS5887931A (ja) | 1981-11-19 | 1981-11-19 | 光受信レベル断検出方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56184506A JPS5887931A (ja) | 1981-11-19 | 1981-11-19 | 光受信レベル断検出方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5887931A JPS5887931A (ja) | 1983-05-25 |
JPS628980B2 true JPS628980B2 (US07655688-20100202-C00010.png) | 1987-02-25 |
Family
ID=16154378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56184506A Granted JPS5887931A (ja) | 1981-11-19 | 1981-11-19 | 光受信レベル断検出方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5887931A (US07655688-20100202-C00010.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS601938A (ja) * | 1983-06-17 | 1985-01-08 | Hitachi Cable Ltd | 光受信回路 |
JPS60150338A (ja) * | 1984-01-18 | 1985-08-08 | Matsushita Electric Ind Co Ltd | 光出力自動調整装置 |
JPH0746794B2 (ja) * | 1984-05-18 | 1995-05-17 | 富士通株式会社 | 光通信方式 |
-
1981
- 1981-11-19 JP JP56184506A patent/JPS5887931A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5887931A (ja) | 1983-05-25 |
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