JPS56119544A - Code transmission system - Google Patents
Code transmission systemInfo
- Publication number
- JPS56119544A JPS56119544A JP2252580A JP2252580A JPS56119544A JP S56119544 A JPS56119544 A JP S56119544A JP 2252580 A JP2252580 A JP 2252580A JP 2252580 A JP2252580 A JP 2252580A JP S56119544 A JPS56119544 A JP S56119544A
- Authority
- JP
- Japan
- Prior art keywords
- positive
- optical
- signal
- negative
- pulse
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
- H04L25/4923—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc Digital Transmission (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2252580A JPS56119544A (en) | 1980-02-25 | 1980-02-25 | Code transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2252580A JPS56119544A (en) | 1980-02-25 | 1980-02-25 | Code transmission system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56119544A true JPS56119544A (en) | 1981-09-19 |
Family
ID=12085196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2252580A Pending JPS56119544A (en) | 1980-02-25 | 1980-02-25 | Code transmission system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56119544A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59171342A (ja) * | 1983-03-18 | 1984-09-27 | Nec Corp | 光送受信装置 |
US5105293A (en) * | 1990-10-02 | 1992-04-14 | At&T Bell Laboratories | Differential optical signal transmission using a single optical fiber |
-
1980
- 1980-02-25 JP JP2252580A patent/JPS56119544A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59171342A (ja) * | 1983-03-18 | 1984-09-27 | Nec Corp | 光送受信装置 |
US5105293A (en) * | 1990-10-02 | 1992-04-14 | At&T Bell Laboratories | Differential optical signal transmission using a single optical fiber |
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