JPH021954U - - Google Patents
Info
- Publication number
- JPH021954U JPH021954U JP8077588U JP8077588U JPH021954U JP H021954 U JPH021954 U JP H021954U JP 8077588 U JP8077588 U JP 8077588U JP 8077588 U JP8077588 U JP 8077588U JP H021954 U JPH021954 U JP H021954U
- Authority
- JP
- Japan
- Prior art keywords
- call
- remaining
- detecting
- telephone
- calculating
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Meter Arrangements (AREA)
- Prepayment Telephone Systems (AREA)
Description
第１図は本考案の一実施例の課金式電話機１の
構成を示すブロツク図、第２図は課金式電話機１
による残り時間の表示処理を示すフローチヤート
である。
１……課金式電話機、５……ＣＰＵ、６……投
入金額検出回路、７……カード残り度数検出回路
、８……課金パルス検出回路、９……表示ドライ
バ回路、１０……ＬＣＤ、１１……音声ドライバ
回路、１２……スピーカ。
FIG. 1 is a block diagram showing the configuration of a charge-type telephone 1 according to an embodiment of the present invention, and FIG. 2 is a block diagram showing the structure of a charge-type telephone 1 according to an embodiment of the present invention.
3 is a flowchart illustrating remaining time display processing according to the present invention. DESCRIPTION OF SYMBOLS 1... Billing telephone, 5... CPU, 6... Input amount detection circuit, 7... Card remaining card count detection circuit, 8... Billing pulse detection circuit, 9... Display driver circuit, 10... LCD, 11 ...Audio driver circuit, 12...Speaker.
Claims (1)
使用して通話を行うことができる課金式電話機に
おいて、 投入した金額または使用した電話カードの残り
度数を検出する第１検出手段と、 通話時における最初の１度数当たりの通話時間
を検出する検出する第２検出手段と、 第１及び第１検出手段の検出結果に基づき残り
金額又は残り度数と、１度数当たりの通話時間と
から通話できる残り時間を算出する手段と、 前記算出手段によつて算出された残り時間を表
示する表示手段と、 を備えたことを特徴とする課金式電話機。[Scope of Utility Model Registration Request] In a charge-type telephone that allows calls to be made using at least one of coins and telephone cards, a first detection means for detecting the amount of money inserted or the remaining power of the telephone card used. and a second detecting means for detecting the call time per first call during the call, the remaining amount or the remaining charge based on the detection results of the first and first detecting means, and the call time per call. 1. A billing telephone set comprising: means for calculating the remaining time that can be used for a call; and display means for displaying the remaining time calculated by the calculating means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8077588U JPH021954U (en) | 1988-06-17 | 1988-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8077588U JPH021954U (en) | 1988-06-17 | 1988-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH021954U true JPH021954U (en) | 1990-01-09 |
Family
ID=31305592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8077588U Pending JPH021954U (en) | 1988-06-17 | 1988-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0495456A (en) * | 1990-08-10 | 1992-03-27 | Matsushita Electric Ind Co Ltd | Method for collating residual frequency of electronic exchange |
-
1988
- 1988-06-17 JP JP8077588U patent/JPH021954U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0495456A (en) * | 1990-08-10 | 1992-03-27 | Matsushita Electric Ind Co Ltd | Method for collating residual frequency of electronic exchange |
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