JPS63152334U - - Google Patents
Info
- Publication number
- JPS63152334U JPS63152334U JP4487287U JP4487287U JPS63152334U JP S63152334 U JPS63152334 U JP S63152334U JP 4487287 U JP4487287 U JP 4487287U JP 4487287 U JP4487287 U JP 4487287U JP S63152334 U JPS63152334 U JP S63152334U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- handset
- call
- control
- 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
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Telephone Set Structure (AREA)
Description
第１図ａは本考案の構造図、ｂは使用例、第２
図は本考案の送受話器のブロツク図、第３図は一
実施例の回路図を示す。
１……送受話器、２……感圧導電ゴム部材、３
……センサ回路、４……電源制御回路、５……送
受信回路、６……電池。
Figure 1a is a structural diagram of the present invention, b is an example of its use, and Figure 2
The figure shows a block diagram of a handset according to the present invention, and FIG. 3 shows a circuit diagram of one embodiment. 1...Handset, 2...Pressure-sensitive conductive rubber member, 3
...sensor circuit, 4...power control circuit, 5...transmission/reception circuit, 6...battery.
Claims (1)
機本体とから成るコードレス電話機に於て、送受
話器ケースの一部に感圧導電ゴム部材を設け、該
部材の前記送受話器胴部の把握の有無によるイン
ピーダンス変化を検出して制御信号を出力するセ
ンサ回路と、該制御信号により前記内部電池から
前記送受信回路に至る給電ラインを制御する電源
制御回路とを具備し、該給電ラインを通話時に閉
路とし、通話終了時に開路とすることを特徴とす
るコードレス電話機の電源自動開閉制御回路。 In a cordless telephone consisting of a handset and a telephone main body that incorporate a transmitting/receiving circuit and a battery, a pressure-sensitive conductive rubber member is provided in a part of the handset case, and it depends on whether or not the member grips the body of the handset. comprising a sensor circuit that detects an impedance change and outputs a control signal, and a power supply control circuit that uses the control signal to control a power supply line from the internal battery to the transmission/reception circuit, and closes the power supply line during a call; A power supply automatic opening/closing control circuit for a cordless telephone, characterized in that the circuit is opened at the end of a call.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4487287U JPS63152334U (en) | 1987-03-26 | 1987-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4487287U JPS63152334U (en) | 1987-03-26 | 1987-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63152334U true JPS63152334U (en) | 1988-10-06 |
Family
ID=30863092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4487287U Pending JPS63152334U (en) | 1987-03-26 | 1987-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63152334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013084958A1 (en) * | 2011-12-06 | 2013-06-13 | 株式会社ニコン | Electronic device and vibration sound reduction method |
-
1987
- 1987-03-26 JP JP4487287U patent/JPS63152334U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013084958A1 (en) * | 2011-12-06 | 2013-06-13 | 株式会社ニコン | Electronic device and vibration sound reduction method |