JPS5869285U - 車両用報知装置 - Google Patents

車両用報知装置

Info

Publication number
JPS5869285U
JPS5869285U JP1981161891U JP16189181U JPS5869285U JP S5869285 U JPS5869285 U JP S5869285U JP 1981161891 U JP1981161891 U JP 1981161891U JP 16189181 U JP16189181 U JP 16189181U JP S5869285 U JPS5869285 U JP S5869285U
Authority
JP
Japan
Prior art keywords
vehicle
notification device
rate
vehicle notification
change
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
JP1981161891U
Other languages
English (en)
Inventor
橘　昭
清都　理美
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 JP1981161891U priority Critical patent/JPS5869285U/ja
Priority to US06/428,225 priority patent/US4549181A/en
Priority to DE3238022A priority patent/DE3238022C2/de
Publication of JPS5869285U publication Critical patent/JPS5869285U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/62—Sense-of-movement determination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/932—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles using own vehicle data, e.g. ground speed, steering wheel direction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9324—Alternative operation using ultrasonic waves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/909—Collision avoidance

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Traffic Control Systems (AREA)

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。

Description

【図面の簡単な説明】
第１図は従来装置の一例を示したブロック図、第２図は
ドツプラ信号波形を示した波形図、第３図は本考案の一
実施例を示したブロック図、第４゜５図は第３図の実施
例における各部の信号波形を示した波形図、第６図は本
考案の他の実施例を示したブロック図、第７図は第６図
の実施例における各部の信号波形を示した波形図である
。 １０・・・ドツプラレーダ、１２・・・オーディオ増幅
器、１３・・・振幅判定回路、１４・・・停車検出器、
１５・・・周期−電圧変換器、１６．２６・・・比較器
、１７・・・微分回路、１８・・・比較回路、１９・・
・フリップフロップ、２０・・・アンドゲート、２２・
・・ホールド回路、２４・・・減算器、３０・・・報知
装置。

Claims (1)

    【実用新案登録請求の範囲】
  1. 停車中にドツプラレーダで検出しているドツプラ周波数
    が所定周波数以上になったときに、前方車両の発進を報
    知する車両用報知装置に於いて、上記ドツプラ周波数の
    時間に対する周波数又は位相の変化率を検出する検出手
    段と、該検出手段で検出した変化率の値が所定値以上と
    なったときには、上記報知動作を禁止する禁止手段とを
    有することを特徴とする車両用報知装置。
JP1981161891U 1981-10-31 1981-10-31 車両用報知装置 Pending JPS5869285U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1981161891U JPS5869285U (ja) 1981-10-31 1981-10-31 車両用報知装置
US06/428,225 US4549181A (en) 1981-10-31 1982-09-29 Moving obstacle detection system for a vehicle
DE3238022A DE3238022C2 (de) 1981-10-31 1982-10-13 Vorrichtung zum Erfassen sich bewegender Hindernisse für Fahrzeuge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981161891U JPS5869285U (ja) 1981-10-31 1981-10-31 車両用報知装置

Publications (1)

Publication Number Publication Date
JPS5869285U true JPS5869285U (ja) 1983-05-11

Family

ID=15743961

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981161891U Pending JPS5869285U (ja) 1981-10-31 1981-10-31 車両用報知装置

Country Status (3)

Country Link
US (1) US4549181A (ja)
JP (1) JPS5869285U (ja)
DE (1) DE3238022C2 (ja)

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CA1237798A (en) * 1984-07-23 1988-06-07 Anthony E. Dombrowski Driver alerting device
DE3912397A1 (de) * 1989-04-15 1990-10-18 Bayerische Motoren Werke Ag Objekt-erkennungsvorrichtung fuer kraftfahrzeuge
US5170162A (en) * 1989-08-16 1992-12-08 Whelen Technologies, Inc. Motion direction detection
JPH0399957A (ja) * 1989-09-13 1991-04-25 Fuji Heavy Ind Ltd 前方車両検出装置
DE4007249C2 (de) * 1990-03-08 1994-03-17 Conner Joe Scott O Vorrichtung zur Relativgeschwindigkeitserfassung
US5181038A (en) * 1991-05-06 1993-01-19 Ivhs Technologies, Inc. Target persistence filter for multi-frequency automotive radar system
DE4119579A1 (de) * 1991-06-14 1992-12-17 Bayerische Motoren Werke Ag Vorrichtung zum erfassen von gegenstaenden im nicht direkt einsehbaren sichtfeld eines fahrzeugs
US5493269A (en) * 1991-09-20 1996-02-20 C.A.R.E., Inc. Vehicular safety sensor and warning system
US5281947A (en) * 1991-09-20 1994-01-25 C.A.R.E., Inc. Vehicular safety sensor and warning system
US6204802B1 (en) 1991-11-15 2001-03-20 O'conner Joe Scott Apparatus for detecting relative velocity
US5598164A (en) * 1992-08-10 1997-01-28 Reppas; George S. Vehicle obstacle avoidance system
US5339075A (en) * 1992-11-24 1994-08-16 Terrill Abst Vehicular collision avoidance apparatus
US5983161A (en) 1993-08-11 1999-11-09 Lemelson; Jerome H. GPS vehicle collision avoidance warning and control system and method
FR2756932B1 (fr) * 1996-12-09 1999-02-26 Fritz Joel Henri Louis Procede pour applications anticollision et asservissement de la vitesse de vehicules faisant appel a un radar pulse-doppler
US6133826A (en) * 1999-12-07 2000-10-17 Motorola, Inc. Method and apparatus for detecting objects
AU2001290533A1 (en) 2000-08-16 2002-02-25 Raytheon Company Automotive radar systems and techniques
US6707419B2 (en) * 2000-08-16 2004-03-16 Raytheon Company Radar transmitter circuitry and techniques
WO2002014098A2 (en) * 2000-08-16 2002-02-21 Raytheon Company Safe distance algorithm for adaptive cruise control
US6784828B2 (en) * 2000-08-16 2004-08-31 Raytheon Company Near object detection system
KR100767543B1 (ko) * 2000-08-16 2007-10-17 레이던 컴퍼니 스위치형 빔 안테나 구조
WO2002014900A2 (en) * 2000-08-16 2002-02-21 Raytheon Company Video amplifier for a radar receiver
US20020075138A1 (en) * 2000-08-16 2002-06-20 Van Rees H. Barteld Portable object detection system
AU2001291299A1 (en) * 2000-09-08 2002-03-22 Raytheon Company Path prediction system and method
US6708100B2 (en) * 2001-03-14 2004-03-16 Raytheon Company Safe distance algorithm for adaptive cruise control
US7183995B2 (en) 2001-08-16 2007-02-27 Raytheon Company Antenna configurations for reduced radar complexity
US6995730B2 (en) 2001-08-16 2006-02-07 Raytheon Company Antenna configurations for reduced radar complexity
US6970142B1 (en) 2001-08-16 2005-11-29 Raytheon Company Antenna configurations for reduced radar complexity
WO2003029045A2 (en) * 2001-10-03 2003-04-10 Sense Technologies, Inc. Multi-technology object detection system and method
US6611227B1 (en) 2002-08-08 2003-08-26 Raytheon Company Automotive side object detection sensor blockage detection system and related techniques
US7009503B2 (en) * 2003-03-25 2006-03-07 Idealab Collision warning systems and methods
DE10334699A1 (de) * 2003-07-30 2005-02-17 Robert Bosch Gmbh Vorrichtung zur Betätigung einer Aktuatorik zum Schutz eines Fußgängers
US7095336B2 (en) * 2003-09-23 2006-08-22 Optimus Corporation System and method for providing pedestrian alerts
US7492306B2 (en) * 2006-03-24 2009-02-17 Tdk Corporation Boundary crossing object detection system
JP2009031165A (ja) * 2007-07-27 2009-02-12 Toyota Motor Corp パルスレーダ装置
EP2260322A1 (en) 2008-03-31 2010-12-15 Valeo Radar Systems, Inc. Automotive radar sensor blockage detection apparatus and method
DE112010005662T5 (de) * 2010-06-16 2013-03-21 Toyota Jidosha Kabushiki Kaisha Objektidentifikationsvorrichtung und Verfahren
KR101380888B1 (ko) * 2012-07-24 2014-04-02 현대모비스 주식회사 차간 거리 산출 장치 및 방법
JP5972402B2 (ja) * 2013-02-01 2016-08-17 三菱電機株式会社 レーダ装置
JP5990761B2 (ja) * 2013-10-03 2016-09-14 トヨタ自動車株式会社 レーダ装置
US11553363B1 (en) * 2018-11-20 2023-01-10 State Farm Mutual Automobile Insurance Company Systems and methods for assessing vehicle data transmission capabilities

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US3778823A (en) * 1970-12-27 1973-12-11 Toyota Motor Co Ltd Vehicle safety device
JPS5227889B2 (ja) * 1972-04-08 1977-07-22
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GB2104333B (en) * 1981-06-19 1985-10-02 Nissan Motor Moving object detection and discrimination

Also Published As

Publication number Publication date
DE3238022A1 (de) 1983-05-19
DE3238022C2 (de) 1986-02-20
US4549181A (en) 1985-10-22

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