JPS6482833A - Digital synchronizing multiplexing transmission system - Google Patents
Digital synchronizing multiplexing transmission systemInfo
- Publication number
- JPS6482833A JPS6482833A JP24112587A JP24112587A JPS6482833A JP S6482833 A JPS6482833 A JP S6482833A JP 24112587 A JP24112587 A JP 24112587A JP 24112587 A JP24112587 A JP 24112587A JP S6482833 A JPS6482833 A JP S6482833A
- Authority
- JP
- Japan
- Prior art keywords
- transmission line
- multiplexing
- line code
- synchronizing
- order group
- 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
Landscapes
- Time-Division Multiplex Systems (AREA)
Abstract
PURPOSE:To easily attain the digital synchronizing multiplexing with a simple circuit by synchronizing, multiplexing and transmitting to a one-series high-order group digital signal after an M series low-order group digital signal is code- converted to a transmission line code respectively independently. CONSTITUTION:The low-order group digital signal inputted to input terminals 1a, 1b, 1c and 1d is stuffed and converted to a transmission line code with transmission line code converting circuits 2a, 2b, 2c and 2d respectively. Encoded low-order group signals 3a, 3b, 3c and 3d applicable to the transmission line by respective transmission line code converting circuits 2a, 2b, 2c and 2d are synchronized and multiplexed by a synchronizing multiplexing circuit 4 and the multiplexing signal is sent from an output terminal 5. The stuffing and transmission line code conversion are execute at 140MHz by the method and at the frequency of about 1/4, the processing is executed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24112587A JPS6482833A (en) | 1987-09-25 | 1987-09-25 | Digital synchronizing multiplexing transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24112587A JPS6482833A (en) | 1987-09-25 | 1987-09-25 | Digital synchronizing multiplexing transmission system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6482833A true JPS6482833A (en) | 1989-03-28 |
Family
ID=17069657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24112587A Pending JPS6482833A (en) | 1987-09-25 | 1987-09-25 | Digital synchronizing multiplexing transmission system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6482833A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002084936A1 (en) * | 2001-04-13 | 2002-10-24 | Fujitsu Limited | Transmitting apparatus and receiving apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5731247A (en) * | 1980-08-01 | 1982-02-19 | Hitachi Ltd | Multiplexing tramsmission system |
JPS5741049A (en) * | 1980-08-25 | 1982-03-06 | Fujitsu Ltd | Monitoring system of pulse code modulation multiplex device |
JPS62111540A (en) * | 1985-11-09 | 1987-05-22 | Nec Corp | Digital multiple converter |
-
1987
- 1987-09-25 JP JP24112587A patent/JPS6482833A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5731247A (en) * | 1980-08-01 | 1982-02-19 | Hitachi Ltd | Multiplexing tramsmission system |
JPS5741049A (en) * | 1980-08-25 | 1982-03-06 | Fujitsu Ltd | Monitoring system of pulse code modulation multiplex device |
JPS62111540A (en) * | 1985-11-09 | 1987-05-22 | Nec Corp | Digital multiple converter |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002084936A1 (en) * | 2001-04-13 | 2002-10-24 | Fujitsu Limited | Transmitting apparatus and receiving apparatus |
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