JPH0454742U - - Google Patents

Info

Publication number
JPH0454742U
JPH0454742U JP9820990U JP9820990U JPH0454742U JP H0454742 U JPH0454742 U JP H0454742U JP 9820990 U JP9820990 U JP 9820990U JP 9820990 U JP9820990 U JP 9820990U JP H0454742 U JPH0454742 U JP H0454742U
Authority
JP
Japan
Prior art keywords
vehicle interior
exhaust
microphone
equalizer circuit
sound
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
Application number
JP9820990U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9820990U priority Critical patent/JPH0454742U/ja
Publication of JPH0454742U publication Critical patent/JPH0454742U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例に係る車室内音改質
装置の概念構成図である。第２図は第１図に用い
たイコライザ回路に於けるモードの説明図である
。第３図は従来に於ける自動車用排気系を示す概
念構成図である。 主要な部分の符号の説明、１０……エンジン、
１２……排気系、１６……尾部、１７……マイク
ロフオン、１８，２２……アンプ、１９……イコ
ライザ回路、２０……車室内、２１……コントロ
ーラ、２３……スピーカ、３０……運転者。 FIG. 1 is a conceptual diagram of a vehicle interior sound reforming device according to an embodiment of the present invention. FIG. 2 is an explanatory diagram of modes in the equalizer circuit used in FIG. 1. FIG. 3 is a conceptual diagram showing a conventional automobile exhaust system. Explanation of symbols of main parts, 10...Engine,
12... Exhaust system, 16... Tail, 17... Microphone, 18, 22... Amplifier, 19... Equalizer circuit, 20... Vehicle interior, 21... Controller, 23... Speaker, 30... Driving person.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] エンジンと、このエンジンの排気ポートに連結
する排気系と、この排気系の尾部に配設され、排
気系の吐出音を取り込むマイクロフオンと、この
マイクロフオンより入力された排気系の吐出音信
号を取り込み、音色をコントロールするイコライ
ザ回路と、このイコライザ回路でコントロールさ
れた音色を車室内に発するスピーカとを備え、上
記イコライザ回路が、低周波数、中間周波数、高
周波数に於ける音圧レベルの異なる複数のモード
を有し、車室内に設けた切換装置にて選択できる
ように構成されていることを特徴とする車室内音
改質装置。 An engine, an exhaust system connected to the engine's exhaust port, a microphone installed at the tail of the exhaust system that captures the exhaust sound, and a microphone that captures the exhaust sound signal input from the microphone. The equalizer circuit is equipped with an equalizer circuit that controls input and tone, and a speaker that emits the tone controlled by this equalizer circuit into the vehicle interior. What is claimed is: 1. A vehicle interior sound reforming device, characterized in that the vehicle interior sound modification device has two modes, and is configured to be selectable by a switching device provided in the vehicle interior.
JP9820990U 1990-09-18 1990-09-18 Pending JPH0454742U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9820990U JPH0454742U (en) 1990-09-18 1990-09-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9820990U JPH0454742U (en) 1990-09-18 1990-09-18

Publications (1)

Publication Number Publication Date
JPH0454742U true JPH0454742U (en) 1992-05-11

Family

ID=31839202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9820990U Pending JPH0454742U (en) 1990-09-18 1990-09-18

Country Status (1)

Country Link
JP (1) JPH0454742U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961894B2 (en) 2004-03-10 2011-06-14 Yamaha Corporation Engine sound processing system
JP2015022699A (en) * 2013-07-23 2015-02-02 株式会社豊田中央研究所 Vehicle surrounding environment alarm system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6129953B2 (en) * 1978-03-15 1986-07-10 Kanegafuchi Chemical Ind
JPH0241953A (en) * 1988-08-02 1990-02-13 Mazda Motor Corp Vehicle indoor sound controlling device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6129953B2 (en) * 1978-03-15 1986-07-10 Kanegafuchi Chemical Ind
JPH0241953A (en) * 1988-08-02 1990-02-13 Mazda Motor Corp Vehicle indoor sound controlling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961894B2 (en) 2004-03-10 2011-06-14 Yamaha Corporation Engine sound processing system
JP2015022699A (en) * 2013-07-23 2015-02-02 株式会社豊田中央研究所 Vehicle surrounding environment alarm system

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