JPS5857138U - Radio power control circuit for data communication equipment - Google Patents
Radio power control circuit for data communication equipmentInfo
- Publication number
- JPS5857138U JPS5857138U JP1981151475U JP15147581U JPS5857138U JP S5857138 U JPS5857138 U JP S5857138U JP 1981151475 U JP1981151475 U JP 1981151475U JP 15147581 U JP15147581 U JP 15147581U JP S5857138 U JPS5857138 U JP S5857138U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- data communication
- radio
- power supply
- power 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例によ、るデータ通信装置のプレス信号制
御回路図、第２図は本考案の実施例によるデータ通信装
置の無線機電源制御回路図、第３図は第２図の各部信号
のタイミングチャートである。
′ １：データ通信装置、２．ＣＰＵ、３：無線機、１
０：フォトカプラ、１１：タイマ、１２：フリップフロ
ップ、１３：リレー、１４：゛リレー接点。Fig. 1 is a press signal control circuit diagram of a data communication device according to a conventional example, Fig. 2 is a radio power supply control circuit diagram of a data communication device according to an embodiment of the present invention, and Fig. 3 shows various parts of Fig. 2. It is a timing chart of a signal. ' 1: Data communication device, 2. CPU, 3: Radio device, 1
0: Photocoupler, 11: Timer, 12: Flip-flop, 13: Relay, 14: Relay contact.
Claims (1)
に設けた無線機電源制御回路において、この電源制御回
路を、前記無線機の待受け、受信時と送信時との消費電
流の違いを利用して送信状態を検知する電流検知回路と
、検知された送信状態によって動作するタイマと、この
タイマのタイムアツプにより前記電源供給回路を断にす
るリレー回路とで構成したことを特徴とする一データ通
信装置の無線機電源制御回路。In a radio power supply control circuit provided in the power supply circuit of a radio used in a data communication device, this power supply control circuit is configured to utilize the difference in current consumption between the radio's standby, reception, and transmission times. 1. A data communication device comprising: a current detection circuit that detects a transmission state, a timer that operates according to the detected transmission state, and a relay circuit that turns off the power supply circuit when the timer times up. radio power control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981151475U JPS5857138U (en) | 1981-10-14 | 1981-10-14 | Radio power control circuit for data communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981151475U JPS5857138U (en) | 1981-10-14 | 1981-10-14 | Radio power control circuit for data communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5857138U true JPS5857138U (en) | 1983-04-18 |
Family
ID=29944159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981151475U Pending JPS5857138U (en) | 1981-10-14 | 1981-10-14 | Radio power control circuit for data communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5857138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60216631A (en) * | 1984-04-12 | 1985-10-30 | Yaesu Musen Co Ltd | Mca radio communication equipment |
-
1981
- 1981-10-14 JP JP1981151475U patent/JPS5857138U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60216631A (en) * | 1984-04-12 | 1985-10-30 | Yaesu Musen Co Ltd | Mca radio communication equipment |
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