JPS57201354A - Data transmission system - Google Patents
Data transmission systemInfo
- Publication number
- JPS57201354A JPS57201354A JP8546581A JP8546581A JPS57201354A JP S57201354 A JPS57201354 A JP S57201354A JP 8546581 A JP8546581 A JP 8546581A JP 8546581 A JP8546581 A JP 8546581A JP S57201354 A JPS57201354 A JP S57201354A
- Authority
- JP
- Japan
- Prior art keywords
- cch
- channel
- data
- control section
- composite
- 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
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Small-Scale Networks (AREA)
Abstract
PURPOSE:To perform acquisition/release of right for using channel simply and effectively by making each station ST receive and hold data of control channel CCH and renew the content in case of necessity. CONSTITUTION:Request to send from a device DEV is transmitted to a control section 105 through corresponding device interface DEVIF. The control section 105 refers to the newest CCH data held in the channel interface 103, and sets one of channel using bit, for instance Cl. Rewritten CCH is inserted into the slot of CCH by composite/split module 102, and received successively by each ST10.... Data of CCH held by CCHIF in each ST10... are renewed to the newest data repeatedly. The control section 105 makes indication of ''in use'' for the channel Cl, and commands the composite/split module 102 to connect request to send DEV to Cl through corresponding DEVIF104, and at the same time, gives permission for sending.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8546581A JPS57201354A (en) | 1981-06-03 | 1981-06-03 | Data transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8546581A JPS57201354A (en) | 1981-06-03 | 1981-06-03 | Data transmission system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57201354A true JPS57201354A (en) | 1982-12-09 |
Family
ID=13859630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8546581A Pending JPS57201354A (en) | 1981-06-03 | 1981-06-03 | Data transmission system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57201354A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6235734A (en) * | 1985-08-09 | 1987-02-16 | Hitachi Ltd | Integrated loop communication system |
JPS62239789A (en) * | 1986-04-11 | 1987-10-20 | Matsushita Electric Ind Co Ltd | Digital telephone system |
-
1981
- 1981-06-03 JP JP8546581A patent/JPS57201354A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6235734A (en) * | 1985-08-09 | 1987-02-16 | Hitachi Ltd | Integrated loop communication system |
JPS62239789A (en) * | 1986-04-11 | 1987-10-20 | Matsushita Electric Ind Co Ltd | Digital telephone system |
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