JPH02133791U - - Google Patents

Info

Publication number
JPH02133791U
JPH02133791U JP4261289U JP4261289U JPH02133791U JP H02133791 U JPH02133791 U JP H02133791U JP 4261289 U JP4261289 U JP 4261289U JP 4261289 U JP4261289 U JP 4261289U JP H02133791 U JPH02133791 U JP H02133791U
Authority
JP
Japan
Prior art keywords
alarm
alarm sound
detection circuit
detected
alarm data
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
Application number
JP4261289U
Other languages
Japanese (ja)
Other versions
JPH0737182Y2 (en
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 JP1989042612U priority Critical patent/JPH0737182Y2/en
Publication of JPH02133791U publication Critical patent/JPH02133791U/ja
Application granted granted Critical
Publication of JPH0737182Y2 publication Critical patent/JPH0737182Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • 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 drawings]

第１図は乗用車に車外用マイクロホンを配設し
、緊急自動車からの警報音をキヤツチする警報音
検知システムの実施例を示す図、第２図はその回
路構成を示すブロツク図である。 ２……マイクロホン、３……緊急自動車、４…
…検知回路、１０……出力制御回路。 FIG. 1 is a diagram showing an embodiment of an alarm sound detection system in which an external microphone is installed in a passenger car to catch an alarm sound from an emergency vehicle, and FIG. 2 is a block diagram showing its circuit configuration. 2...Microphone, 3...Emergency vehicle, 4...
...Detection circuit, 10...Output control circuit.

Claims (1)

【実用新案登録請求の範囲】 パトカー、消防車、救急車等の緊急自動車の接
近に際し、その警報音を検知しこの検知された警
報音と予め内部に記憶された警報データとを比較
する検知回路と、検知された警報と前記警報デー
タとが一致したときに検知回路からの信号に基づ
き動作中の車載音響装置の動作を停止させるか、
音量を低減するか、警告メツセージを出力するか
の少なくともいずれかの制御を行う出力制御回路
と、 を備えていることを特徴とした警報音検知シス
テム。[Scope of claim for utility model registration] A detection circuit that detects an alarm sound when an emergency vehicle such as a police car, fire engine, or ambulance approaches, and compares the detected alarm sound with alarm data stored internally in advance. , stopping the operation of the in-vehicle audio device in operation based on a signal from the detection circuit when the detected alarm and the alarm data match;
An alarm sound detection system comprising: an output control circuit that controls at least one of reducing the volume and outputting a warning message.
JP1989042612U 1989-04-12 1989-04-12 Alarm sound detection system Expired - Lifetime JPH0737182Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989042612U JPH0737182Y2 (en) 1989-04-12 1989-04-12 Alarm sound detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989042612U JPH0737182Y2 (en) 1989-04-12 1989-04-12 Alarm sound detection system

Publications (2)

Publication Number Publication Date
JPH02133791U true JPH02133791U (en) 1990-11-06
JPH0737182Y2 JPH0737182Y2 (en) 1995-08-23

Family

ID=31554307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989042612U Expired - Lifetime JPH0737182Y2 (en) 1989-04-12 1989-04-12 Alarm sound detection system

Country Status (1)

Country Link
JP (1) JPH0737182Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075933U (en) * 1993-06-21 1995-01-27 株式会社村上開明堂 Emergency vehicle detection device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6432535A (en) * 1987-07-28 1989-02-02 Mitsubishi Electric Corp On-vehicle audio equipment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6432535A (en) * 1987-07-28 1989-02-02 Mitsubishi Electric Corp On-vehicle audio equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075933U (en) * 1993-06-21 1995-01-27 株式会社村上開明堂 Emergency vehicle detection device

Also Published As

Publication number Publication date
JPH0737182Y2 (en) 1995-08-23

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