JPH0353058U - - Google Patents
Info
- Publication number
- JPH0353058U JPH0353058U JP11465989U JP11465989U JPH0353058U JP H0353058 U JPH0353058 U JP H0353058U JP 11465989 U JP11465989 U JP 11465989U JP 11465989 U JP11465989 U JP 11465989U JP H0353058 U JPH0353058 U JP H0353058U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- output
- detection signal
- outputs
- detection
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の電話機の一実施例を示すブロ
ツク図である。
１……電話機、２１，２２……回線、１１……
フツクスイツチ、１２……検出回路、１３……制
御回路、１４……信号発生回路、１５……受話器
。
FIG. 1 is a block diagram showing an embodiment of the telephone according to the present invention. 1...Telephone, 21, 22...Line, 11...
Hook switch, 12...Detection circuit, 13...Control circuit, 14...Signal generation circuit, 15...Telephone receiver.
Claims (1)
受信すると第１の検出信号を出力し、受話器のオ
ンフツク状態を検出すると第２の検出信号を出力
する検出回路と、 指示により、ハウラトーンのためのトーン信号
を受話器に出力する信号発生回路と、 第１の検出信号が出力された後、予め設定され
た時間以内に第２の検出信号が出力されないと、
第２の検出信号が出力されるまで信号発生回路に
トーン信号を出力するように指示する制御回路と
を有する電話機。[Scope of Claim for Utility Model Registration] A detection circuit that outputs a first detection signal when receiving a handset-off notification signal sent from an exchange, and outputs a second detection signal when detecting an on-hook state of the handset; , a signal generation circuit that outputs a tone signal for a howler tone to a receiver; and if a second detection signal is not output within a preset time after the first detection signal is output;
and a control circuit that instructs the signal generation circuit to output a tone signal until a second detection signal is output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11465989U JPH0737393Y2 (en) | 1989-09-28 | 1989-09-28 | Telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11465989U JPH0737393Y2 (en) | 1989-09-28 | 1989-09-28 | Telephone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0353058U true JPH0353058U (en) | 1991-05-22 |
| JPH0737393Y2 JPH0737393Y2 (en) | 1995-08-23 |
Family
ID=31663015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11465989U Expired - Lifetime JPH0737393Y2 (en) | 1989-09-28 | 1989-09-28 | Telephone |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0737393Y2 (en) |
-
1989
- 1989-09-28 JP JP11465989U patent/JPH0737393Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0737393Y2 (en) | 1995-08-23 |