JPS6378455U - - Google Patents
Info
- Publication number
- JPS6378455U JPS6378455U JP1986172211U JP17221186U JPS6378455U JP S6378455 U JPS6378455 U JP S6378455U JP 1986172211 U JP1986172211 U JP 1986172211U JP 17221186 U JP17221186 U JP 17221186U JP S6378455 U JPS6378455 U JP S6378455U
- Authority
- JP
- Japan
- Prior art keywords
- cordless telephone
- calling circuit
- control means
- charging
- volume 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mobile Radio Communication Systems (AREA)
Description
図面は本考案に係る呼出し回路を有するコード
レス電話機の子機の回路図である。
６は音量制御手段、９は二次電池、１０は充電
端子。
The drawing is a circuit diagram of a cordless telephone handset having a calling circuit according to the present invention. 6 is a volume control means, 9 is a secondary battery, and 10 is a charging terminal.
Claims (1)
無線にて接続される子機とよりなるコードレス電
話機の呼出し回路であつて、前記子機の呼出し信
号線路に設けられた音量制御手段と、前記子機内
に設けられた子機駆動用の二次電池と、前記子機
に対して設けられた前記二次電池を充電する為の
充電端子とを有し、前記音量制御手段を前記充電
端子に対する充電装置の接続の有無にて制御する
構成したことを特徴とするコードレス電話機の呼
出し回路。 (2) 音量制御手段はスイツチングトランジスタ
を含んでおり、前記スイツチングトランジスタは
充電端子を介して印加される充電装置の出力によ
りオンオフ制御されることを特徴とする実用新案
登録請求の範囲第１項記載のコードレス電話機の
呼出し回路。[Scope of Claim for Utility Model Registration] (1) A calling circuit for a cordless telephone consisting of a base unit connected to a telephone line and a handset connected wirelessly to the base unit, wherein the calling circuit of the cordless telephone is A volume control means provided on a signal line, a secondary battery for driving the slave unit provided in the slave unit, and a charging terminal for charging the secondary battery provided for the slave unit. A calling circuit for a cordless telephone, wherein the volume control means is controlled depending on whether or not a charging device is connected to the charging terminal. (2) The volume control means includes a switching transistor, and the switching transistor is controlled on and off by the output of a charging device applied through a charging terminal. Calling circuit of the cordless telephone described in Section 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986172211U JPS6378455U (en) | 1986-11-10 | 1986-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986172211U JPS6378455U (en) | 1986-11-10 | 1986-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6378455U true JPS6378455U (en) | 1988-05-24 |
Family
ID=31108547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986172211U Pending JPS6378455U (en) | 1986-11-10 | 1986-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6378455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534748U (en) * | 1991-10-07 | 1993-05-07 | 松下電器産業株式会社 | Cordless telephone device |
-
1986
- 1986-11-10 JP JP1986172211U patent/JPS6378455U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534748U (en) * | 1991-10-07 | 1993-05-07 | 松下電器産業株式会社 | Cordless telephone device |