JPS61103799U - - Google Patents
Info
- Publication number
- JPS61103799U JPS61103799U JP18497384U JP18497384U JPS61103799U JP S61103799 U JPS61103799 U JP S61103799U JP 18497384 U JP18497384 U JP 18497384U JP 18497384 U JP18497384 U JP 18497384U JP S61103799 U JPS61103799 U JP S61103799U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- time constant
- signal demodulation
- sound generation
- traffic information
- 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
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第1図および第2図は共に本考案実施例を示す
回路図である。
1…SK信号復調回路、2…警告音発生回路、
IN…入力端子、OUT…出力端子、LED…発
光ダイオード、D…ダイオード、Q1,Q2…ト
ランジスタ、R,R1,R2…抵抗、C,C1…
コンデンサ、T…時定数回路、NAND1,NA
ND2…ナンドケート。
1 and 2 are circuit diagrams showing an embodiment of the present invention. 1...SK signal demodulation circuit, 2...warning sound generation circuit,
IN...Input terminal, OUT...Output terminal, LED...Light emitting diode, D...Diode, Q1 , Q2 ...Transistor, R, R1 , R2 ...Resistor, C, C1 ...
Capacitor, T...time constant circuit, NAND 1 , NA
ND 2 ...Nand Kate.
Claims (1)
に接続された時定数回路と、 d 上記SK信号復調回路と時定数回路間にS
K信号復調回路に対して順方向接続されたダイオ
ードと、 を含み、上記SK信号復調回路にSK信号が入
力されない時、上記時定数回路によつて警告音発
生回路を駆動させるように構成したことを特徴と
する交通情報警告装置。 2 e スイツチング素子 を上記時定数回路に接続し、交通情報モードで
ない場合上記スイツチング素子を制御して時定数
回路を強制的に放電させるように構成したことを
特徴とする実用新案登録請求の範囲第1項記載の
交通情報警告装置。[Claims for Utility Model Registration] 1 a. SK signal demodulation circuit, b. warning sound generation circuit, c. time constant circuit connected between the above-mentioned SK signal demodulation circuit and warning sound generation circuit, d. above-mentioned SK signal demodulation circuit. and the time constant circuit.
a diode connected in the forward direction to the K signal demodulation circuit, and configured to drive the warning sound generation circuit by the time constant circuit when the SK signal is not input to the SK signal demodulation circuit. A traffic information warning device featuring: 2. The utility model registration claim No. 2 is characterized in that a switching element is connected to the time constant circuit, and when the traffic information mode is not set, the switching element is controlled to forcibly discharge the time constant circuit. The traffic information warning device according to item 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18497384U JPS61103799U (en) | 1984-12-07 | 1984-12-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18497384U JPS61103799U (en) | 1984-12-07 | 1984-12-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61103799U true JPS61103799U (en) | 1986-07-02 |
Family
ID=30742456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18497384U Pending JPS61103799U (en) | 1984-12-07 | 1984-12-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61103799U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5531652A (en) * | 1978-08-30 | 1980-03-06 | Nissan Shatai Co Ltd | Blow-off grille at upper part of dashboard |
-
1984
- 1984-12-07 JP JP18497384U patent/JPS61103799U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5531652A (en) * | 1978-08-30 | 1980-03-06 | Nissan Shatai Co Ltd | Blow-off grille at upper part of dashboard |
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