JPS63185339U - - Google Patents
Info
- Publication number
- JPS63185339U JPS63185339U JP7577987U JP7577987U JPS63185339U JP S63185339 U JPS63185339 U JP S63185339U JP 7577987 U JP7577987 U JP 7577987U JP 7577987 U JP7577987 U JP 7577987U JP S63185339 U JPS63185339 U JP S63185339U
- Authority
- JP
- Japan
- Prior art keywords
- audio signal
- transmitter
- outside line
- telephone
- frequency range
- 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
- 230000005236 sound signal Effects 0.000 claims 4
- 230000001846 repelling effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示す電話機の回路
図、第２図は主要動作を説明する波形図である。
２……受話器、３……送話器、４……切換スイ
ツチ、５……周波数領域変更手段。
FIG. 1 is a circuit diagram of a telephone illustrating an embodiment of the present invention, and FIG. 2 is a waveform diagram illustrating its main operations. 2... Receiver, 3... Transmitter, 4... Changeover switch, 5... Frequency domain changing means.
Claims (1)
からの音声信号を受話器を通じて再生する電話機
において、 前記送話器の出力側に音声信号の周波数領域を
低域側に変更する周波数領域変更手段と、 送話器から出力される音声信号を直接外線に送
出するか、前記周波数領域変更手段を通じて低域
側に変更して送出するかの選択を行う選択手段と
、 を設けたことを特徴とする迷惑電話撃退用電話機
。[Scope of Claim for Utility Model Registration] In a telephone that transmits an audio signal to an outside line through a transmitter and reproduces the audio signal from the outside line through the receiver, the frequency range of the audio signal is transmitted to the output side of the transmitter on the low frequency side. a selection means for selecting whether to send the audio signal output from the transmitter directly to an outside line or to change it to a lower frequency side through the frequency range changing means, A telephone for repelling nuisance calls, characterized by being equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7577987U JPS63185339U (en) | 1987-05-20 | 1987-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7577987U JPS63185339U (en) | 1987-05-20 | 1987-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63185339U true JPS63185339U (en) | 1988-11-29 |
Family
ID=30922238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7577987U Pending JPS63185339U (en) | 1987-05-20 | 1987-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63185339U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6234441A (en) * | 1985-08-07 | 1987-02-14 | Fujitsu Ltd | Telephone set |
-
1987
- 1987-05-20 JP JP7577987U patent/JPS63185339U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6234441A (en) * | 1985-08-07 | 1987-02-14 | Fujitsu Ltd | Telephone set |
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