JPH0253631U - - Google Patents
Info
- Publication number
- JPH0253631U JPH0253631U JP13097888U JP13097888U JPH0253631U JP H0253631 U JPH0253631 U JP H0253631U JP 13097888 U JP13097888 U JP 13097888U JP 13097888 U JP13097888 U JP 13097888U JP H0253631 U JPH0253631 U JP H0253631U
- Authority
- JP
- Japan
- Prior art keywords
- volume
- vehicle speed
- vehicle
- control means
- sound generated
- 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
- 230000007423 decrease Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Control Of Amplification And Gain Control (AREA)
Description
第１図は本考案音響装置を搭載した車量の１例
を示す要部の斜視図、第２図は本考案音響装置の
ブロツク図、第３図は車速に対する邪魔音の音量
を示す特性図、第４図は作動スイツチをＯＮした
ときからの時間の経過に対する邪魔音の音量を示
す特性図である。
１……スピーカー、２……音響機器、３……車
速検出器、｛９，１０……第１車速反比例アンプ
、１３，１４……第２車速反比例アンプ｝音量制
御手段、１７……作動スイツチ。
Figure 1 is a perspective view of the main parts of an example of a vehicle equipped with the sound system of the present invention, Figure 2 is a block diagram of the sound system of the present invention, and Figure 3 is a characteristic diagram showing the volume of disturbing noise with respect to vehicle speed. , FIG. 4 is a characteristic diagram showing the volume of the disturbing sound with respect to the passage of time from when the operating switch is turned on. 1... Speaker, 2... Audio equipment, 3... Vehicle speed detector, {9, 10... First vehicle speed inversely proportional amplifier, 13, 14... Second vehicle speed inversely proportional amplifier} Volume control means, 17... Operating switch .
Claims (1)
響機器から車室の運転者の近傍に設けたスピーカ
ーを介して発生される邪魔音の音量を、該車速検
出器からの検出信号により車速が大きくなるにつ
れて小さくする音量制御手段を設けたことを特徴
とする車両用音響装置。 ２ 前記音響機器から発生される邪魔音の音量を
、該音響機器を作動する作動スイツチをＯＮした
ときから前記音量制御手段により制御される音量
に達するまで徐々に大きくするようにしたことを
特徴とする請求項１記載の車両用音響装置。[Scope of Claim for Utility Model Registration] 1. A vehicle is equipped with a vehicle speed detector that detects the vehicle speed, and the vehicle speed is detected by measuring the volume of disturbing sound generated from an audio device through a speaker installed in the passenger compartment near the driver. 1. A vehicular audio device comprising a volume control means that decreases the volume as the vehicle speed increases based on a detection signal from the vehicle. 2. The volume of the disturbing sound generated from the audio equipment is gradually increased from the time when an operating switch for operating the audio equipment is turned on until the volume reaches the volume controlled by the volume control means. The vehicle acoustic device according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13097888U JPH0253631U (en) | 1988-10-07 | 1988-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13097888U JPH0253631U (en) | 1988-10-07 | 1988-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0253631U true JPH0253631U (en) | 1990-04-18 |
Family
ID=31386625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13097888U Pending JPH0253631U (en) | 1988-10-07 | 1988-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0253631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08213861A (en) * | 1995-10-12 | 1996-08-20 | Mitsubishi Electric Corp | On-vehicle sound regeneration device |
-
1988
- 1988-10-07 JP JP13097888U patent/JPH0253631U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08213861A (en) * | 1995-10-12 | 1996-08-20 | Mitsubishi Electric Corp | On-vehicle sound regeneration device |
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