JPH045750U - - Google Patents
Info
- Publication number
- JPH045750U JPH045750U JP4713790U JP4713790U JPH045750U JP H045750 U JPH045750 U JP H045750U JP 4713790 U JP4713790 U JP 4713790U JP 4713790 U JP4713790 U JP 4713790U JP H045750 U JPH045750 U JP H045750U
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- charge management
- control unit
- central control
- public
- 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
- 238000007726 management method Methods 0.000 claims description 7
- 238000013500 data storage Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Meter Arrangements (AREA)
- Prepayment Telephone Systems (AREA)
Description
第１図は本考案に係る公衆電話機の全体構成を
示すブロツク図、第２図は本実施例における公衆
電話機をＰＢＸ内線に接続した場合の料金管理開
始タイミングを示す図、第３図は同じくＰＢＸ内
線に接続した場合の料金管理タイミングを示す図
、第４図は公衆回線に接続した場合の課金信号に
よる料金管理タイミングを示す図である。
１……相手応答検出部、２……中央制御部、３
……データ記憶部、４……切替スイツチ、１０…
…硬貨管理部。
Fig. 1 is a block diagram showing the overall configuration of the public telephone according to the present invention, Fig. 2 is a diagram showing the timing at which charge management starts when the public telephone according to the present embodiment is connected to a PBX extension, and Fig. 3 is a diagram showing the timing at which charge management starts when the public telephone according to the present embodiment is connected to a PBX extension. FIG. 4 is a diagram showing the charge management timing when connected to an extension line, and FIG. 4 is a diagram showing the charge management timing using charging signals when connected to a public line. 1... Other party's response detection unit, 2... Central control unit, 3
...Data storage unit, 4...Selector switch, 10...
...Coin Management Department.
Claims (1)
交換機からの課金信号を検出する相手応答検出部
と、 各種演算処理を行うと共に、料金管理用データ
を記憶しているデータ記憶部を含む中央制御部と
、 電話機をＰＢＸ内線と公衆回線のいずれかと接
続するための切替スイツチと、 を備え、ＰＢＸ内線と公衆回線のいずれに接続し
ても外線通話時における料金管理を可能としたこ
とを特徴とする公衆電話機。[Scope of Claim for Utility Model Registration] A counterpart response detection unit that detects a polarity reversal of the telephone line or a billing signal from a central office exchange based on a response from the other party, and a data storage that performs various arithmetic processing and stores charge management data. The system is equipped with a central control unit that includes a central control unit, a switch for connecting the telephone to either a PBX extension or a public line, and enables charge management for outside calls whether connected to either a PBX extension or a public line. A public telephone that is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4713790U JPH045750U (en) | 1990-05-02 | 1990-05-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4713790U JPH045750U (en) | 1990-05-02 | 1990-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH045750U true JPH045750U (en) | 1992-01-20 |
Family
ID=31562811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4713790U Pending JPH045750U (en) | 1990-05-02 | 1990-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH045750U (en) |
-
1990
- 1990-05-02 JP JP4713790U patent/JPH045750U/ja active Pending