JP4485477B2 - 検出デバイス - Google Patents
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- JP4485477B2 JP4485477B2 JP2006027970A JP2006027970A JP4485477B2 JP 4485477 B2 JP4485477 B2 JP 4485477B2 JP 2006027970 A JP2006027970 A JP 2006027970A JP 2006027970 A JP2006027970 A JP 2006027970A JP 4485477 B2 JP4485477 B2 JP 4485477B2
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096708—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control
- G08G1/096716—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control where the received information does not generate an automatic action on the vehicle control
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/538—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096733—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place
- G08G1/09675—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place where a selection from the received information takes place in the vehicle
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096733—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place
- G08G1/096758—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place where no selection takes place on the transmitted or the received information
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
- G08G1/096783—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a roadside individual element
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
- G08G1/096791—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is another vehicle
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Multimedia (AREA)
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- Traffic Control Systems (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Studio Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
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- Measurement Of Radiation (AREA)
- Materials For Photolithography (AREA)
Description
1.適用事情に必要ないくつかの機能(function)の統合
2.霧形成可能性、霧峰の存在、および自己保証された視界検出に関する予測
3.コンパクトで簡単なシステム、コストダウン
ミストまたは霧の存在に関連した視界(visibility)レベル(メートルで)の検出と、
霧峰の検出と、
環境照明レベル(ルクスで)の検出と、
内外温度の検出と、
外側の相対湿度の検出と、
交通監視と、
交通管制と、
部分的に汚れた(dirty)光学窓、センサ温度変化およびエミッタの出力の減少に起因した自動調整、
光学窓の自己洗浄または窓の清掃と、
同一機能又は低機能センサ間のブリッジ接続を有する無線データ伝送と、
自己診断と、
いう機能(function)またはその一部を特徴としている。
CCDまたはCMOSの視覚センサ(ピクセルレベルが前処理された標準又は専用のもの)と、
温度センサと、
相対湿度センサと、
受動的な技術(passive technique)で視界(visibility)を検出するためのエミッタ(emitter)と、
(放射光の収集のための)光学受け取りおよび異なるマトリックス領域への合焦および(放射光束を成形するための)送出のシステムと、
光学システムを整列させるとともに異なる機能に専用の領域を分離する機械式システムと、
画像を得て処理すること、エミッタ制御、温湿度信号の獲得、無線トランスミッション、及び自己診断のための電子システムと、からなる。
1.交通監視および管制、視界(受動的な技術)、霧峰
2.視界(能動的な技術)(active technique)
3.環境照明
4.光学窓のよごれ(dirt)(能動的又は受動的な技術)
5.エミッタの光強度の操作(operation)/監視
図6に示された実施形態を参照する。場面監視機能は、適切な焦点距離(たとえばf=6mm)を有し、道路部を構成するための道路面に関して傾斜し、マトリックス中心に関してシフトされて、マトリックス平面に直交した光軸を有する対物レンズ30(たとえば、おおよそ、直径が12mmで長さが20mmの、マイクロビデオレンズ)を含む。不透明な領域17および開口部18を有して、その保護ガラス16を有するマトリックス4は、対物レンズの背後に配置される(図5を見ること)。
図7,8に示された第二の実施形態の場合、前の機能のための集光構成要素は、マイクロレンズまたはマイクロレンズ−プリズム−マイクロレンズを含むシステムである。
1.マイクロミラーまたはマイクロプリズム(くさびタイプまたは全反射)の使用
2.マイクロレンズの軸のシフトまたは傾斜
1)あるセンサから他のセンサにデータを送信するためのブリッジ(bridge)として各センサを使用すること。各センサは、前のセンサからデータを受け取って、それらを次のセンサに送信する。また、この逆のことが行われる。この送信は、基地局のところまで進み続く。基地局は、警告メッセージを処理するために受け取った情報を使用する。警察を呼ぶために別のルートを使用する。
2)近づいてくる車両に指示−情報を送信するためにセンサの全部または一部を使用すること。
2 外殻
3 光学窓
4 マトリックス(センサ)
5 エミッタ
6 レシーバ
7 集光レンズ
8 ハイパス/干渉フィルタ
9 光ファイバ
13 GRINレンズ
15 ボールレンズ
16 保護ガラス
17 不透明な領域
18 開口部
Claims (6)
- 道路または高速道路にまたは交通分離帯に設置される検出デバイスであって、
当該検出デバイスは、光検出領域を有するCCD又はCMOSのマトリックスを含むセンサ手段と、異なる方向及び/又は視野を持った複数の光学システムと、を備え、
前記CCD又はCMOSのマトリックスは、前記光学システムによって複数のサブ領域に分割された前記光検出領域を含み、
前記複数のサブ領域は、異なった特定の機能を実行するように構成されていて、
前記光検出領域の前記複数のサブ領域は、
霧を検出するための第一のサブ領域を形成する、前記光検出領域の上部にある第一セクションと、
照明状態を検出するための、第二のサブ領域を形成する、前記光検出領域の上部にある第二セクションと、
道路網のいくつかの部分での移動車両の数を観察するとともに、交通渋滞や事故や障害物や違反を観察することによって交通を監視するための、前記第一のサブ領域及び第二のサブ領域から分離されていて第三のサブ領域を形成する、前記光検出領域の下部にある第三セクションと、を少なくとも含み、
第一の光学システムは、前記第一のサブ領域に光学信号を送るために設けられていて、検出デバイスから前方に光を放射する光エミッタと、前記検出デバイスの前面にある霧によって反射されたあらゆる光を受け取って前記CCD又はCMOSのマトリックスの光検出領域の第一のサブ領域だけに受けとった光を導くレシーバと、を含み、
第二の光学システム及び第三の光学システムは、第二のサブ領域及び第三のサブ領域に光学信号を導くためにそれぞれ設けられていて、
前記CCD又はCMOSのマトリックスは、光学システムから来る光を、異なった機能のために専用に設けられた光検出領域の様々なサブ領域に導くための集光手段を備えていて、当該集光手段がマイクロレンズからなるシステムを含んでいることを特徴とする検出デバイス。 - 前記集光手段は、マイクロレンズからなる二つの並行で離間したマトリックスを備えていることを特徴とする、請求項1記載の検出デバイス。
- 前記集光手段は、マイクロフィルタ、又は干渉コーティングで部分的に覆われた光学窓を備えていることを特徴とする、請求項2記載の検出デバイス。
- 前記集光手段は、吸収材料からなる一つ以上の有孔基板を備えていることを特徴とする、請求項1記載の検出デバイス。
- 前記CCD又はCMOSのマトリックスは、保護透明窓を有することを特徴とする、請求項4記載の検出デバイス。
- 前記センサ手段は、無線データ送受信モジュールをさらに備えていることを特徴とする、請求項1記載の検出デバイス。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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IT000770A ITTO20030770A1 (it) | 2003-10-02 | 2003-10-02 | Dispositivo di rilevamento installabile lungo una |
Related Parent Applications (1)
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JP2004262206A Division JP4234655B2 (ja) | 2003-10-02 | 2004-09-09 | 環境状況を検出して交通を監視し且つ管制するために道路上に設置される検出デバイス |
Publications (2)
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JP2006139808A JP2006139808A (ja) | 2006-06-01 |
JP4485477B2 true JP4485477B2 (ja) | 2010-06-23 |
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JP2004262206A Expired - Fee Related JP4234655B2 (ja) | 2003-10-02 | 2004-09-09 | 環境状況を検出して交通を監視し且つ管制するために道路上に設置される検出デバイス |
JP2006027970A Expired - Fee Related JP4485477B2 (ja) | 2003-10-02 | 2006-02-06 | 検出デバイス |
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JP2004262206A Expired - Fee Related JP4234655B2 (ja) | 2003-10-02 | 2004-09-09 | 環境状況を検出して交通を監視し且つ管制するために道路上に設置される検出デバイス |
Country Status (8)
Country | Link |
---|---|
US (1) | US7817183B2 (ja) |
EP (2) | EP1603095B1 (ja) |
JP (2) | JP4234655B2 (ja) |
CN (2) | CN1603792B (ja) |
AT (2) | ATE355578T1 (ja) |
DE (2) | DE602004005012T2 (ja) |
ES (2) | ES2268549T3 (ja) |
IT (1) | ITTO20030770A1 (ja) |
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DE602004005012D1 (de) | 2007-04-12 |
EP1603095B1 (en) | 2007-02-28 |
CN1818613B (zh) | 2012-01-11 |
DE602004001375T2 (de) | 2007-05-03 |
EP1521226A1 (en) | 2005-04-06 |
CN1603792A (zh) | 2005-04-06 |
JP2005117639A (ja) | 2005-04-28 |
ES2268549T3 (es) | 2007-03-16 |
DE602004005012T2 (de) | 2007-11-15 |
US7817183B2 (en) | 2010-10-19 |
CN1603792B (zh) | 2010-11-17 |
EP1603095A3 (en) | 2006-01-04 |
US20050072907A1 (en) | 2005-04-07 |
ATE331999T1 (de) | 2006-07-15 |
DE602004001375D1 (de) | 2006-08-10 |
CN1818613A (zh) | 2006-08-16 |
JP2006139808A (ja) | 2006-06-01 |
JP4234655B2 (ja) | 2009-03-04 |
ATE355578T1 (de) | 2006-03-15 |
ES2281884T3 (es) | 2007-10-01 |
EP1521226B1 (en) | 2006-06-28 |
ITTO20030770A1 (it) | 2005-04-03 |
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