JPH024341U - - Google Patents
Info
- Publication number
- JPH024341U JPH024341U JP8182388U JP8182388U JPH024341U JP H024341 U JPH024341 U JP H024341U JP 8182388 U JP8182388 U JP 8182388U JP 8182388 U JP8182388 U JP 8182388U JP H024341 U JPH024341 U JP H024341U
- Authority
- JP
- Japan
- Prior art keywords
- dial
- handset
- input sound
- key input
- telephone
- 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
- 230000010355 oscillation Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Description
第１図は本考案を実施した電話機の斜視図、第
２図は本考案の電話機の構成を示すブロツク図、
第３図は第２図要部の信号波形を示す図である。
２……キーボード、３……受話器、４……送話
器、６……受信回路、８……送信回路、１０……
ダイヤルトーン信号発生回路、１１……制御回路
、１２……ミユート回路、１３……発振回路、１
４……発音体。
FIG. 1 is a perspective view of a telephone according to the present invention, and FIG. 2 is a block diagram showing the configuration of the telephone according to the present invention.
FIG. 3 is a diagram showing the signal waveform of the main part of FIG. 2. 2...keyboard, 3...telephone receiver, 4...telephone transmitter, 6...receiving circuit, 8...transmitting circuit, 10...
dial tone signal generation circuit, 11... control circuit, 12... mute circuit, 13... oscillation circuit, 1
4... Pronunciation body.
Claims (1)
イヤルキーの操作でダイヤルトーン信号を発信す
ると共に、キー入力音を発生するよう構成された
電話機に於いて、キー入力音の発生時にハンドセ
ツトの送話器の出力信号経路を遮断するミユーテ
イング手段を設けたことを特徴とする電話機。 In a telephone set in which the handset has a built-in dial oscillation circuit and is configured to transmit a dial tone signal and generate a key input sound when the dial key is operated, the output of the handset's transmitter when the key input sound is generated. A telephone characterized by having a muting means for blocking a signal path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8182388U JPH024341U (en) | 1988-06-21 | 1988-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8182388U JPH024341U (en) | 1988-06-21 | 1988-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024341U true JPH024341U (en) | 1990-01-11 |
Family
ID=31306593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8182388U Pending JPH024341U (en) | 1988-06-21 | 1988-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024341U (en) |
-
1988
- 1988-06-21 JP JP8182388U patent/JPH024341U/ja active Pending
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