JPH02110550U - - Google Patents
Info
- Publication number
- JPH02110550U JPH02110550U JP2057189U JP2057189U JPH02110550U JP H02110550 U JPH02110550 U JP H02110550U JP 2057189 U JP2057189 U JP 2057189U JP 2057189 U JP2057189 U JP 2057189U JP H02110550 U JPH02110550 U JP H02110550U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- generating means
- sound generating
- sound
- switch
- 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
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Description
第1図は、本考案の車載用音響装置のブロツク
図、第2図は、同じく第1図における制御回路の
プログラムを示すフローチヤート、第3図は、他
の実施例の車載用音響装置のブロツク図である。
1…電源、3…照明スイツチ、4…イグニツシ
ヨンスイツチ、7…チユーナ回路、9…アンプ、
8,10…スイツチング素子、15…ランプ、1
6…発振回路、16′…ブザー、17…制御回路
。
FIG. 1 is a block diagram of the in-vehicle audio device of the present invention, FIG. 2 is a flowchart showing a program of the control circuit in FIG. 1, and FIG. 3 is a block diagram of the in-vehicle audio device of another embodiment. It is a block diagram. 1...Power supply, 3...Lighting switch, 4...Ignition switch, 7...Tuner circuit, 9...Amplifier,
8, 10...Switching element, 15...Lamp, 1
6...Oscillation circuit, 16'...Buzzer, 17...Control circuit.
Claims (1)
を行なう照明手段と、音発生手段と、バツクアツ
プ電源により駆動され、少なくとも車両のイグニ
ツシヨンスイツチ及び前記照明スイツチの出力を
検出し、イグニツシヨンスイツチがOFFで照明
スイツチがONの場合、バツクアツプ電源により
前記音発生手段を作動する制御手段とからなるこ
とを特徴とする車載用音響装置。 (2) 前記音発生手段は、音源回路、該音源回路
の出力並びに音声信号を復調するための復調回路
の出力を増幅するアンプ及びスピーカとからなり
、前記制御回路は、前記イグニツシヨンスイツチ
がOFFの時、復調回路を不動作にすることを特
徴とする実用新案登録請求の範囲第1項記載の車
載用音響装置。 (3) 前記音発生手段は、装置の作動状態を示す
ブザーであり、前記制御回路は、イグニツシヨン
スイツチがOFFで照明スイツチがONの場合、
作動状態を示す場合と異なる態様でブザーを駆動
することを特徴とする実用新案登録請求の範囲第
1項記載の車載用音響装置。[Scope of Claim for Utility Model Registration] (1) A lighting means for illuminating the device in conjunction with the lighting switch of the vehicle, a sound generating means, and a device driven by a backup power source, which is connected to at least the ignition switch of the vehicle and the lighting switch. 1. A vehicle-mounted audio device comprising: a control means for detecting the output of the sound generating means, and operating the sound generating means using a backup power source when the ignition switch is OFF and the lighting switch is ON. (2) The sound generating means includes a sound source circuit, an amplifier that amplifies the output of the sound source circuit, and an output of a demodulation circuit for demodulating the audio signal, and a speaker, and the control circuit is configured such that the ignition switch The vehicle-mounted audio device according to claim 1, characterized in that the demodulation circuit is inoperative when turned off. (3) The sound generating means is a buzzer that indicates the operating state of the device, and the control circuit is configured to generate a sound when the ignition switch is OFF and the lighting switch is ON.
An in-vehicle audio device according to claim 1, characterized in that the buzzer is driven in a manner different from that indicative of an operating state.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2057189U JPH02110550U (en) | 1989-02-23 | 1989-02-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2057189U JPH02110550U (en) | 1989-02-23 | 1989-02-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02110550U true JPH02110550U (en) | 1990-09-04 |
Family
ID=31237055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2057189U Pending JPH02110550U (en) | 1989-02-23 | 1989-02-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02110550U (en) |
-
1989
- 1989-02-23 JP JP2057189U patent/JPH02110550U/ja active Pending