JPS5810200U - Vehicle notification device - Google Patents

Vehicle notification device

Info

Publication number
JPS5810200U
JPS5810200U JP10345381U JP10345381U JPS5810200U JP S5810200 U JPS5810200 U JP S5810200U JP 10345381 U JP10345381 U JP 10345381U JP 10345381 U JP10345381 U JP 10345381U JP S5810200 U JPS5810200 U JP S5810200U
Authority
JP
Japan
Prior art keywords
vehicle
distance
notification
notification device
transmitted
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
JP10345381U
Other languages
Japanese (ja)
Inventor
憲夫 藤木
橘　昭
八巻　清
則政 岸
寛 遠藤
Original Assignee
日産自動車株式会社
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 by 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP10345381U priority Critical patent/JPS5810200U/en
Priority to GB08216882A priority patent/GB2104333B/en
Priority to US06/388,704 priority patent/US4543577A/en
Priority to DE3222900A priority patent/DE3222900C2/en
Publication of JPS5810200U publication Critical patent/JPS5810200U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図（ヰ従来のドツプラーレーダ式報知装置のブロッ
ク線図、第２図はドツプラーレーダの前ヲ車両または人
が横断した場合のドツプラー信号の　　。 波形図、第３図は本考案による報知装置のブロック線図
である。 １・・・ドツプラーレーダ、２・・・増幅器、３・・・
Ｆ／Ｖ変換器、４・・・周波数比較器、５・・・振幅判
断回路、６・・・アンドゲート、７・・・報知装置、８
・・・時間幅判定回路。Figure 1 is a block diagram of a conventional Doppler radar notification system, Figure 2 is a waveform diagram of a Doppler signal when a vehicle or person crosses in front of the Doppler radar, and Figure 3 is a block diagram of a notification system according to the present invention. It is a diagram. 1... Doppler radar, 2... Amplifier, 3...
F/V converter, 4... Frequency comparator, 5... Amplitude judgment circuit, 6... AND gate, 7... Notification device, 8
...Time width judgment circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 自車両が走行を停止して−いるときに、自車両の前方に
送信した送信波と該送信波の前方車両からの反射波とか
ら得られるドツプラー信号に基づいて前方車両が発進し
たことを検知して報知する装置において、前記ドツプラ
ー信号から自車両と前方車両との距離を検出し、該距離
が所定値以上になったとき距離信号を出力する距離検出
回路と、検出された前記距離信号が一定時間続いて出力
しないときは発進の報知を禁止する報知禁止回路とを設
けたことを特徴とする車両用報知装置。When the own vehicle is stopped running, it is detected that the vehicle ahead has started based on the Doppler signal obtained from the transmitted wave transmitted in front of the own vehicle and the reflected wave of the transmitted wave from the vehicle ahead. The device includes a distance detection circuit that detects the distance between the host vehicle and the vehicle ahead from the Doppler signal and outputs a distance signal when the distance exceeds a predetermined value; A notification device for a vehicle, characterized in that it is provided with a notification prohibition circuit that prohibits notification of start when no output is made for a certain period of time.
JP10345381U 1981-06-19 1981-07-14 Vehicle notification device Pending JPS5810200U (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP10345381U JPS5810200U (en) 1981-07-14 1981-07-14 Vehicle notification device
GB08216882A GB2104333B (en) 1981-06-19 1982-06-10 Moving object detection and discrimination
US06/388,704 US4543577A (en) 1981-06-19 1982-06-15 Moving obstacle detection system for a vehicle
DE3222900A DE3222900C2 (en) 1981-06-19 1982-06-18 Device for a vehicle for detecting obstacles in front of the vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10345381U JPS5810200U (en) 1981-07-14 1981-07-14 Vehicle notification device

Publications (1)

Publication Number Publication Date
JPS5810200U true JPS5810200U (en) 1983-01-22

Family

ID=29898069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10345381U Pending JPS5810200U (en) 1981-06-19 1981-07-14 Vehicle notification device

Country Status (1)

Country Link
JP (1) JPS5810200U (en)

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