JPS51138309A - Originating subscriber control system at a time of all origi nating registers being busy - Google Patents
Originating subscriber control system at a time of all origi nating registers being busyInfo
- Publication number
- JPS51138309A JPS51138309A JP6199175A JP6199175A JPS51138309A JP S51138309 A JPS51138309 A JP S51138309A JP 6199175 A JP6199175 A JP 6199175A JP 6199175 A JP6199175 A JP 6199175A JP S51138309 A JPS51138309 A JP S51138309A
- Authority
- JP
- Japan
- Prior art keywords
- registers
- time
- busy
- control system
- originating subscriber
- 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
- Exchange Systems With Centralized Control (AREA)
- Devices For Supply Of Signal Current (AREA)
Abstract
PURPOSE: To inform subscribers by an audible signal tone of the indication of all the registers being busy during the time when all the registers are in such condition thereby to avoid bringing the subscribers to soundless condition.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6199175A JPS51138309A (en) | 1975-05-26 | 1975-05-26 | Originating subscriber control system at a time of all origi nating registers being busy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6199175A JPS51138309A (en) | 1975-05-26 | 1975-05-26 | Originating subscriber control system at a time of all origi nating registers being busy |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51138309A true JPS51138309A (en) | 1976-11-29 |
Family
ID=13187159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6199175A Pending JPS51138309A (en) | 1975-05-26 | 1975-05-26 | Originating subscriber control system at a time of all origi nating registers being busy |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51138309A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53148207A (en) * | 1977-05-31 | 1978-12-23 | Oki Electric Ind Co Ltd | Sending system for connection-specifying tone in busy stator of all incoming lines |
JPS57210765A (en) * | 1981-06-19 | 1982-12-24 | Nec Corp | Telephone exchanger |
-
1975
- 1975-05-26 JP JP6199175A patent/JPS51138309A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53148207A (en) * | 1977-05-31 | 1978-12-23 | Oki Electric Ind Co Ltd | Sending system for connection-specifying tone in busy stator of all incoming lines |
JPS57210765A (en) * | 1981-06-19 | 1982-12-24 | Nec Corp | Telephone exchanger |
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