JPS5718158A - Telephone substitute calling method - Google Patents
Telephone substitute calling methodInfo
- Publication number
- JPS5718158A JPS5718158A JP9346880A JP9346880A JPS5718158A JP S5718158 A JPS5718158 A JP S5718158A JP 9346880 A JP9346880 A JP 9346880A JP 9346880 A JP9346880 A JP 9346880A JP S5718158 A JPS5718158 A JP S5718158A
- Authority
- JP
- Japan
- Prior art keywords
- subscriber
- outgoing
- incoming
- service
- switchboard
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/48—Arrangements for recalling a calling subscriber when the wanted subscriber ceases to be busy
Abstract
PURPOSE:To execute a substitute call by a switchboard so that both subscribers are called automatically at the time of clearing of an incoming subscriber, on behalf of an outgoing subscriber, by requesting a substitute call service from the outgoing subscriber, when the incoming subscriber is busy. CONSTITUTION:When a subscriber H calls a subscriber A and the subscriber A is speaking with a subscriber B, in case when it is desired to call again automatically and immediately after clearing of the subscriber A, when one figure of a specific dial is turned as a service request signal, a service request is received by an outgoing and incoming switchboard 2b, an outgoing subscriber's number is made a service registering signal through a route which has been caught at present, and is sent to an outgoing and incoming switchboard 2a through a repeating switchboard 8. In accordance with this signal, a processing equipment 5a writes a registering number in an address corresponding to the incoming subscriber A in a subscriber's memory 6a, and when a request receiving tone is sent to the outgoing subscriber, it is off-hooked. After that, immediately after clearing of the subscriber A, the service registering number is read out, at first the subscriber H is called, the subscriber A is called secondly, and the service is started.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9346880A JPS5718158A (en) | 1980-07-07 | 1980-07-07 | Telephone substitute calling method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9346880A JPS5718158A (en) | 1980-07-07 | 1980-07-07 | Telephone substitute calling method |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5718158A true JPS5718158A (en) | 1982-01-29 |
Family
ID=14083163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9346880A Pending JPS5718158A (en) | 1980-07-07 | 1980-07-07 | Telephone substitute calling method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5718158A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61154254A (en) * | 1984-12-26 | 1986-07-12 | Nec Corp | Message callback number storage system at bush state |
JPS62168452A (en) * | 1986-01-20 | 1987-07-24 | Nec Corp | Automatic dial calling system |
-
1980
- 1980-07-07 JP JP9346880A patent/JPS5718158A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61154254A (en) * | 1984-12-26 | 1986-07-12 | Nec Corp | Message callback number storage system at bush state |
JPS62168452A (en) * | 1986-01-20 | 1987-07-24 | Nec Corp | Automatic dial calling system |
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