JPS57162533A - Optical transmitter of information - Google Patents
Optical transmitter of informationInfo
- Publication number
- JPS57162533A JPS57162533A JP56046476A JP4647681A JPS57162533A JP S57162533 A JPS57162533 A JP S57162533A JP 56046476 A JP56046476 A JP 56046476A JP 4647681 A JP4647681 A JP 4647681A JP S57162533 A JPS57162533 A JP S57162533A
- Authority
- JP
- Japan
- Prior art keywords
- synchronizing signal
- circuit
- gain
- amplitude
- output
- 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
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3084—Automatic control in amplifiers having semiconductor devices in receivers or transmitters for electromagnetic waves other than radiowaves, e.g. lightwaves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dc Digital Transmission (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56046476A JPS57162533A (en) | 1981-03-31 | 1981-03-31 | Optical transmitter of information |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56046476A JPS57162533A (en) | 1981-03-31 | 1981-03-31 | Optical transmitter of information |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57162533A true JPS57162533A (en) | 1982-10-06 |
JPH0139255B2 JPH0139255B2 (de) | 1989-08-18 |
Family
ID=12748242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56046476A Granted JPS57162533A (en) | 1981-03-31 | 1981-03-31 | Optical transmitter of information |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57162533A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6065636A (ja) * | 1983-09-20 | 1985-04-15 | Toshiba Corp | 列車の光伝送装置 |
JPH04258060A (ja) * | 1991-02-12 | 1992-09-14 | Nec Corp | 3値信号検出器 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4991655A (de) * | 1973-01-05 | 1974-09-02 | ||
JPS52134317A (en) * | 1976-05-06 | 1977-11-10 | Hitachi Ltd | Information system |
JPS5343411A (en) * | 1976-10-01 | 1978-04-19 | Hitachi Ltd | Tilted automatic gain control system |
JPS5396714A (en) * | 1977-02-04 | 1978-08-24 | Hitachi Ltd | Code transmission system |
JPS54157403A (en) * | 1978-06-02 | 1979-12-12 | Fujitsu Ltd | Information transfer system |
-
1981
- 1981-03-31 JP JP56046476A patent/JPS57162533A/ja active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4991655A (de) * | 1973-01-05 | 1974-09-02 | ||
JPS52134317A (en) * | 1976-05-06 | 1977-11-10 | Hitachi Ltd | Information system |
JPS5343411A (en) * | 1976-10-01 | 1978-04-19 | Hitachi Ltd | Tilted automatic gain control system |
JPS5396714A (en) * | 1977-02-04 | 1978-08-24 | Hitachi Ltd | Code transmission system |
JPS54157403A (en) * | 1978-06-02 | 1979-12-12 | Fujitsu Ltd | Information transfer system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6065636A (ja) * | 1983-09-20 | 1985-04-15 | Toshiba Corp | 列車の光伝送装置 |
JPH04258060A (ja) * | 1991-02-12 | 1992-09-14 | Nec Corp | 3値信号検出器 |
Also Published As
Publication number | Publication date |
---|---|
JPH0139255B2 (de) | 1989-08-18 |
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