JPS6219834U - - Google Patents
Info
- Publication number
- JPS6219834U JPS6219834U JP1985109220U JP10922085U JPS6219834U JP S6219834 U JPS6219834 U JP S6219834U JP 1985109220 U JP1985109220 U JP 1985109220U JP 10922085 U JP10922085 U JP 10922085U JP S6219834 U JPS6219834 U JP S6219834U
- Authority
- JP
- Japan
- Prior art keywords
- handset
- controlled
- power switch
- operation switch
- audio signal
- 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
Landscapes
- Transceivers (AREA)
- Mobile Radio Communication Systems (AREA)
Description
第１図は本考案に係る自動車電話の電源スイツ
チ回路の一実施例を示す回路図、第２図は従来の
電源スイツチ回路を示す回路図である。
１……ハンドセツト、２……電話機本体、５…
…接続ケーブル、１０……リレー、１０ａ……常
開接点、１１……モーメンタリスイツチ、１２，
１３……フリツプ・フロツプ、１４〜１６……Ｎ
ＰＮトランジスタ、１７……ＰＮＰトランジスタ
、３３……送信音声信号ライン。
FIG. 1 is a circuit diagram showing an embodiment of a power switch circuit for a car telephone according to the present invention, and FIG. 2 is a circuit diagram showing a conventional power switch circuit. 1...Handset, 2...Telephone body, 5...
...Connection cable, 10...Relay, 10a...Normally open contact, 11...Momentary switch, 12,
13...Flip Flop, 14-16...N
PN transistor, 17...PNP transistor, 33...Transmission audio signal line.
Claims (1)
スイツチと、電話機本体と送受話器との接続ケー
ブルの音声信号ラインに重畳された直流電圧によ
りオン・オフ制御されるスイツチング手段とを備
え、このスイツチング手段と前記操作スイツチと
で電源スイツチをオン・オフ制御するようにした
事を特徴とする自動車電話の電源スイツチ回路。 The handset is equipped with a non-lock type operation switch provided on the handset and a switching means that is controlled on and off by a DC voltage superimposed on the audio signal line of the connection cable between the telephone body and the handset. A power switch circuit for a car phone, characterized in that the power switch is controlled on and off by the operation switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985109220U JPH0332121Y2 (en) | 1985-07-17 | 1985-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985109220U JPH0332121Y2 (en) | 1985-07-17 | 1985-07-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6219834U true JPS6219834U (en) | 1987-02-05 |
| JPH0332121Y2 JPH0332121Y2 (en) | 1991-07-08 |
Family
ID=30987120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985109220U Expired JPH0332121Y2 (en) | 1985-07-17 | 1985-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0332121Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6468050A (en) * | 1987-09-09 | 1989-03-14 | Mitsubishi Electric Corp | Mobile station equipment for land mobile radio telephone |
-
1985
- 1985-07-17 JP JP1985109220U patent/JPH0332121Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6468050A (en) * | 1987-09-09 | 1989-03-14 | Mitsubishi Electric Corp | Mobile station equipment for land mobile radio telephone |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0332121Y2 (en) | 1991-07-08 |