JPS5537914B2 - - Google Patents
Info
- Publication number
- JPS5537914B2 JPS5537914B2 JP15914375A JP15914375A JPS5537914B2 JP S5537914 B2 JPS5537914 B2 JP S5537914B2 JP 15914375 A JP15914375 A JP 15914375A JP 15914375 A JP15914375 A JP 15914375A JP S5537914 B2 JPS5537914 B2 JP S5537914B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- H04Q9/08—Calling by using continuous AC
- H04Q9/10—Calling by using continuous AC using single different frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Selective Calling Equipment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15914375A JPS5284386A (en) | 1975-12-30 | 1975-12-30 | Information generator in the frequency time sharing band erasing centr alized supervisory system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15914375A JPS5284386A (en) | 1975-12-30 | 1975-12-30 | Information generator in the frequency time sharing band erasing centr alized supervisory system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5284386A JPS5284386A (en) | 1977-07-13 |
| JPS5537914B2 true JPS5537914B2 (show.php) | 1980-10-01 |
Family
ID=15687180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15914375A Granted JPS5284386A (en) | 1975-12-30 | 1975-12-30 | Information generator in the frequency time sharing band erasing centr alized supervisory system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5284386A (show.php) |
-
1975
- 1975-12-30 JP JP15914375A patent/JPS5284386A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5284386A (en) | 1977-07-13 |