JPH0388109U - - Google Patents

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Publication number
JPH0388109U
JPH0388109U JP15099989U JP15099989U JPH0388109U JP H0388109 U JPH0388109 U JP H0388109U JP 15099989 U JP15099989 U JP 15099989U JP 15099989 U JP15099989 U JP 15099989U JP H0388109 U JPH0388109 U JP H0388109U
Authority
JP
Japan
Prior art keywords
adjacent vehicle
sector
anamorphic lenses
distance
shaped
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
JP15099989U
Other languages
Japanese (ja)
Other versions
JPH0755451Y2 (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 JP15099989U priority Critical patent/JPH0755451Y2/en
Publication of JPH0388109U publication Critical patent/JPH0388109U/ja
Application granted granted Critical
Publication of JPH0755451Y2 publication Critical patent/JPH0755451Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Measurement Of Optical Distance (AREA)
  • Lenses (AREA)

Description

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

第１図は本考案に係る車間距離検出装置の一実
施例における非球面レンズ説明図、第２図は同実
施例におけるスリツトの平面図、第３図は同実施
例におけるＣＣＤ固体撮像素子の平面図、第４図
は同実施例の構成ブロツク図、第５図は同実施例
における測距範囲を示す説明図、第６図は同実施
例におけるＣＣＤ固体撮像素子の分割領域説明図
、第７図は同実施例における前方車までの車間距
離を示す距離プロフアイル図、第８図は従来の車
間距離検出装置の説明図である。 １０……非球面レンズ、１２……スリツト、１
４……赤外線カツトフイルタ、１６……ＣＣＤ固
体撮像素子、１８……演算処理装置。 FIG. 1 is an explanatory diagram of an aspherical lens in one embodiment of the inter-vehicle distance detection device according to the present invention, FIG. 2 is a plan view of a slit in the same embodiment, and FIG. 3 is a plan view of a CCD solid-state image sensor in the same embodiment. 4 is a block diagram of the configuration of the same embodiment, FIG. 5 is an explanatory diagram showing the ranging range in the same embodiment, FIG. 6 is an explanatory diagram of divided regions of the CCD solid-state image sensor in the same embodiment, and FIG. The figure is a distance profile diagram showing the inter-vehicle distance to the vehicle ahead in the same embodiment, and FIG. 8 is an explanatory diagram of a conventional inter-vehicle distance detection device. 10...Aspherical lens, 12...Slit, 1
4... Infrared cut filter, 16... CCD solid-state image sensor, 18... Arithmetic processing unit.

Claims (1)

【実用新案登録請求の範囲】 同一平面内で互いに一直線上に対向配置された
一対の扇形アナモルフイツクレンズを前記平面内
に放射状に複数対隣接配置して形成され、前記一
対の扇形アナモルフイツクレンズにより視差を伴
なう隣接車両画像を結像する非球面レンズと、 この非球面レンズにて結像された隣接車両画像
を光電変換する固体撮像素子と、 この固体撮像素子にて光電変換された隣接車両
画像の視差に基づき隣接車両までの距離を算出す
る演算処理装置と、 を有し、放射状に配列された複数対の扇形アナモ
ルフイツクレンズにより隣接車両までの距離を検
出することを特徴とする車間距離検出装置。[Claims for Utility Model Registration] A pair of sector-shaped anamorphic lenses are formed by radially arranging a plurality of pairs of sector-shaped anamorphic lenses facing each other in a straight line in the same plane, and the pair of sector-shaped anamorphic lenses an aspherical lens that forms an image of an adjacent vehicle with parallax through a lens; a solid-state image sensor that photoelectrically converts the adjacent vehicle image formed by the aspherical lens; an arithmetic processing unit that calculates the distance to the adjacent vehicle based on the parallax of the adjacent vehicle image, and detects the distance to the adjacent vehicle using a plurality of pairs of fan-shaped anamorphic lenses arranged radially. Inter-vehicle distance detection device.
JP15099989U 1989-12-27 1989-12-27 Inter-vehicle distance detector Expired - Fee Related JPH0755451Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15099989U JPH0755451Y2 (en) 1989-12-27 1989-12-27 Inter-vehicle distance detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15099989U JPH0755451Y2 (en) 1989-12-27 1989-12-27 Inter-vehicle distance detector

Publications (2)

Publication Number Publication Date
JPH0388109U true JPH0388109U (en) 1991-09-09
JPH0755451Y2 JPH0755451Y2 (en) 1995-12-20

Family

ID=31697318

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15099989U Expired - Fee Related JPH0755451Y2 (en) 1989-12-27 1989-12-27 Inter-vehicle distance detector

Country Status (1)

Country Link
JP (1) JPH0755451Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006276129A (en) * 2005-03-28 2006-10-12 Auto Network Gijutsu Kenkyusho:Kk Optical apparatus
JP2010197186A (en) * 2009-02-25 2010-09-09 Topcon Corp Object detector
US7929712B2 (en) 2004-09-29 2011-04-19 Honda Motor Co., Ltd. Electronic volume control apparatus
WO2018030319A1 (en) * 2016-08-12 2018-02-15 パナソニックＩｐマネジメント株式会社 Rangefinding system and mobile system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7929712B2 (en) 2004-09-29 2011-04-19 Honda Motor Co., Ltd. Electronic volume control apparatus
JP2006276129A (en) * 2005-03-28 2006-10-12 Auto Network Gijutsu Kenkyusho:Kk Optical apparatus
JP2010197186A (en) * 2009-02-25 2010-09-09 Topcon Corp Object detector
WO2018030319A1 (en) * 2016-08-12 2018-02-15 パナソニックＩｐマネジメント株式会社 Rangefinding system and mobile system
JP6410198B1 (en) * 2016-08-12 2018-10-24 パナソニックＩｐマネジメント株式会社 Ranging system and mobile system
JP2019032296A (en) * 2016-08-12 2019-02-28 パナソニックＩｐマネジメント株式会社 Distance measuring system and moving object system

Also Published As

Publication number Publication date
JPH0755451Y2 (en) 1995-12-20

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Legal Events

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LAPS Cancellation because of no payment of annual fees