JPS545187A - Trouble diagnosis system of digital signal input circuit - Google Patents
Trouble diagnosis system of digital signal input circuitInfo
- Publication number
- JPS545187A JPS545187A JP6986777A JP6986777A JPS545187A JP S545187 A JPS545187 A JP S545187A JP 6986777 A JP6986777 A JP 6986777A JP 6986777 A JP6986777 A JP 6986777A JP S545187 A JPS545187 A JP S545187A
- Authority
- JP
- Japan
- Prior art keywords
- digital signal
- signal input
- input circuit
- diagnosis system
- trouble diagnosis
- 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
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/20—Repeater circuits; Relay circuits
- H04L25/26—Circuits with optical sensing means, i.e. using opto-couplers for isolation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6986777A JPS545187A (en) | 1977-06-15 | 1977-06-15 | Trouble diagnosis system of digital signal input circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6986777A JPS545187A (en) | 1977-06-15 | 1977-06-15 | Trouble diagnosis system of digital signal input circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS545187A true JPS545187A (en) | 1979-01-16 |
Family
ID=13415163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6986777A Pending JPS545187A (en) | 1977-06-15 | 1977-06-15 | Trouble diagnosis system of digital signal input circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS545187A (ja) |
-
1977
- 1977-06-15 JP JP6986777A patent/JPS545187A/ja active Pending
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