JPS52133485A - Centralized supervision system - Google Patents
Centralized supervision systemInfo
- Publication number
- JPS52133485A JPS52133485A JP5048376A JP5048376A JPS52133485A JP S52133485 A JPS52133485 A JP S52133485A JP 5048376 A JP5048376 A JP 5048376A JP 5048376 A JP5048376 A JP 5048376A JP S52133485 A JPS52133485 A JP S52133485A
- Authority
- JP
- Japan
- Prior art keywords
- supervision system
- transmitter
- centralized supervision
- transmission timing
- centralized
- 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
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/12—Electric signal transmission systems in which the signal transmitted is frequency or phase of ac
- G08C19/14—Electric signal transmission systems in which the signal transmitted is frequency or phase of ac using combination of fixed frequencies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Selective Calling Equipment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51050483A JPS6040239B2 (ja) | 1976-04-30 | 1976-04-30 | 集中監視方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51050483A JPS6040239B2 (ja) | 1976-04-30 | 1976-04-30 | 集中監視方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52133485A true JPS52133485A (en) | 1977-11-08 |
JPS6040239B2 JPS6040239B2 (ja) | 1985-09-10 |
Family
ID=12860150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51050483A Expired JPS6040239B2 (ja) | 1976-04-30 | 1976-04-30 | 集中監視方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6040239B2 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4951990U (ja) * | 1972-08-21 | 1974-05-08 |
-
1976
- 1976-04-30 JP JP51050483A patent/JPS6040239B2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4951990U (ja) * | 1972-08-21 | 1974-05-08 |
Also Published As
Publication number | Publication date |
---|---|
JPS6040239B2 (ja) | 1985-09-10 |
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