JPH0213347U - - Google Patents
Info
- Publication number
- JPH0213347U JPH0213347U JP9113788U JP9113788U JPH0213347U JP H0213347 U JPH0213347 U JP H0213347U JP 9113788 U JP9113788 U JP 9113788U JP 9113788 U JP9113788 U JP 9113788U JP H0213347 U JPH0213347 U JP H0213347U
- Authority
- JP
- Japan
- Prior art keywords
- hook
- dial
- state
- circuit
- control circuit
- 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 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Description
第１図はこの考案のオンフツクダイアルの自動
解除装置の代表的な実施例の構成を示す図、第２
図は従来の電話機の構成を示す図である。
１は通話回路、２は送受話器、３はダイアル回
路、４はダイアル、５はオンフツクダイアル制御
回路、７は話中音／呼出音検出回路、８は計時回
路、９は解除信号発生回路である。
Figure 1 is a diagram showing the configuration of a typical embodiment of the on-hook dial automatic release device of this invention;
The figure shows the configuration of a conventional telephone. 1 is a telephone communication circuit, 2 is a handset, 3 is a dial circuit, 4 is a dial, 5 is an on-hook dial control circuit, 7 is a busy tone/ring tone detection circuit, 8 is a clock circuit, and 9 is a release signal generation circuit. be.
Claims (1)
をオンフツク状態でダイアル操作可能に保持する
オンフツクダイアル制御回路５とを有する電話機
において、オンフツクダイアル状態において、話
中音並びに呼出音を検出する手段と、この検出手
段の出力が一定時間継続した時点で解除信号を出
力する手段とを設け、この解除信号を上記オンフ
ツクダイアル制御回路５に供給することによりオ
フフツクダイアル状態を解除するようにしたこと
を特徴とするオンフツクダイアルの自動解除装置
。 Call circuit 1, dial circuit 3, and handset 2
A telephone having an on-hook dial control circuit 5 that allows dialing to be performed in an on-hook state, a means for detecting a busy tone and a ring tone in an on-hook dial state, and an output of the detecting means that continues for a certain period of time. An automatic release device for on-hook dialing, characterized in that the off-hook dial state is released by providing means for outputting a release signal at a certain point in time, and supplying this release signal to the on-hook dial control circuit 5. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9113788U JPH0213347U (en) | 1988-07-08 | 1988-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9113788U JPH0213347U (en) | 1988-07-08 | 1988-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0213347U true JPH0213347U (en) | 1990-01-26 |
Family
ID=31315631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9113788U Pending JPH0213347U (en) | 1988-07-08 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0213347U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60253354A (en) * | 1984-05-30 | 1985-12-14 | Nec Corp | Automatic telephone originating device |
| JPS61144949A (en) * | 1984-12-18 | 1986-07-02 | Nec Corp | State monitoring system for termination side subscriber terminal |
-
1988
- 1988-07-08 JP JP9113788U patent/JPH0213347U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60253354A (en) * | 1984-05-30 | 1985-12-14 | Nec Corp | Automatic telephone originating device |
| JPS61144949A (en) * | 1984-12-18 | 1986-07-02 | Nec Corp | State monitoring system for termination side subscriber terminal |