JPS6142146U - Traffic information station display circuit - Google Patents
Traffic information station display circuitInfo
- Publication number
- JPS6142146U JPS6142146U JP1984126034U JP12603484U JPS6142146U JP S6142146 U JPS6142146 U JP S6142146U JP 1984126034 U JP1984126034 U JP 1984126034U JP 12603484 U JP12603484 U JP 12603484U JP S6142146 U JPS6142146 U JP S6142146U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- traffic information
- circuit
- detection circuit
- display circuit
- 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
- Circuits Of Receivers In General (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は、本考案の一実施例を示す回路図、第2図はそ
の特性図、及び第3図は第1図のトリガ信号発生回路及
び制御回路の具体回路例を示す回路図である。
主な図番の説明、l・・・PLL回路、13・・・同期
検波回路、15・・・トリガ信号発生回路、17・・・
LED,18・・・検出回路、19・・・制御回路。FIG. 1 is a circuit diagram showing an embodiment of the present invention, FIG. 2 is a characteristic diagram thereof, and FIG. 3 is a circuit diagram showing a specific circuit example of the trigger signal generation circuit and control circuit of FIG. 1. . Explanation of main drawing numbers, l...PLL circuit, 13...synchronous detection circuit, 15...trigger signal generation circuit, 17...
LED, 18...detection circuit, 19...control circuit.
Claims (1)
交通情報局からの信号を受信していることを表示する表
示回路であって、所定の検出レベルを有するSK信号検
出回路と、該SK信号検出回路の出力信号に応じて表示
状態になる表示器と、受信信号の電界強度を検出する電
界強度検出回路と、.該電界強度検出回路の出力信号に
応じて前記SK信号検出回路の検出レベルを変化させる
制御回路とから成る交通情報局の表示回路。By detecting the SK signal included in the received signal,
A display circuit that indicates that a signal is being received from a traffic information bureau, comprising an SK signal detection circuit having a predetermined detection level, and a display that enters a display state in accordance with the output signal of the SK signal detection circuit. and an electric field strength detection circuit for detecting the electric field strength of the received signal. A display circuit for a traffic information bureau, comprising a control circuit that changes the detection level of the SK signal detection circuit in accordance with the output signal of the electric field strength detection circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984126034U JPS6142146U (en) | 1984-08-20 | 1984-08-20 | Traffic information station display circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984126034U JPS6142146U (en) | 1984-08-20 | 1984-08-20 | Traffic information station display circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6142146U true JPS6142146U (en) | 1986-03-18 |
JPH0332120Y2 JPH0332120Y2 (en) | 1991-07-08 |
Family
ID=30684720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984126034U Granted JPS6142146U (en) | 1984-08-20 | 1984-08-20 | Traffic information station display circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6142146U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58111535A (en) * | 1981-12-25 | 1983-07-02 | Pioneer Electronic Corp | Fm receiver |
-
1984
- 1984-08-20 JP JP1984126034U patent/JPS6142146U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58111535A (en) * | 1981-12-25 | 1983-07-02 | Pioneer Electronic Corp | Fm receiver |
Also Published As
Publication number | Publication date |
---|---|
JPH0332120Y2 (en) | 1991-07-08 |
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