WO2009021791A3 - Verfahren zur optischen messung von geschwindigkeiten und sensor zur optischen messung von geschwindigkeiten - Google Patents
Verfahren zur optischen messung von geschwindigkeiten und sensor zur optischen messung von geschwindigkeiten Download PDFInfo
- Publication number
- WO2009021791A3 WO2009021791A3 PCT/EP2008/059004 EP2008059004W WO2009021791A3 WO 2009021791 A3 WO2009021791 A3 WO 2009021791A3 EP 2008059004 W EP2008059004 W EP 2008059004W WO 2009021791 A3 WO2009021791 A3 WO 2009021791A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sensor
- optically measuring
- measuring speeds
- frequency
- speed
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 238000001914 filtration Methods 0.000 abstract 2
- 238000003672 processing method Methods 0.000 abstract 2
- 238000005259 measurement Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
- G01P3/68—Devices characterised by the determination of the time taken to traverse a fixed distance using optical means, i.e. using infrared, visible, or ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
- G01P3/80—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
- G01P3/806—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means in devices of the type to be classified in G01P3/68
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/672,756 US20110285983A1 (en) | 2007-08-10 | 2008-07-10 | Method for the optical measurement of velocities and a sensor for the optical measurement of velocities |
CN200880102962A CN101821633A (zh) | 2007-08-10 | 2008-07-10 | 光学测速方法和光学测速传感器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007038013A DE102007038013B4 (de) | 2007-08-10 | 2007-08-10 | Verfahren zur optischen Messung von Geschwindigkeiten und Sensor zur optischen Messung von Geschwindigkeiten |
DE102007038013.7 | 2007-08-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2009021791A2 WO2009021791A2 (de) | 2009-02-19 |
WO2009021791A3 true WO2009021791A3 (de) | 2009-04-23 |
Family
ID=40279371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2008/059004 WO2009021791A2 (de) | 2007-08-10 | 2008-07-10 | Verfahren zur optischen messung von geschwindigkeiten und sensor zur optischen messung von geschwindigkeiten |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110285983A1 (de) |
CN (1) | CN101821633A (de) |
DE (1) | DE102007038013B4 (de) |
WO (1) | WO2009021791A2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2199806A1 (de) * | 2008-12-18 | 2010-06-23 | Universität Zürich | Passive Translationsgeschwindigkeitsmessung aus optischen Informationen |
CN102881172A (zh) * | 2012-09-18 | 2013-01-16 | 聊城市正大网络科技有限公司 | 道路机动车辆测速装置及方法 |
US10724861B2 (en) * | 2015-08-03 | 2020-07-28 | Commonwealth Scientific And Industrial Research Organisation | Monitoring systems and methods |
DE102015217022A1 (de) * | 2015-09-04 | 2017-03-09 | Universität Rostock | Ortsfiltermessverfahren und Vorrichtung zur Ortsfiltermessung |
RU168077U1 (ru) * | 2016-07-20 | 2017-01-17 | федеральное государственное бюджетное образовательное учреждение высшего образования "Самарский государственный технический университет" | Устройство для определения движения неоднородных изображений |
CN108152527B (zh) * | 2017-12-14 | 2020-09-25 | 北京青云航空仪表有限公司 | 一种基于中值平均滤波的数字测速方法 |
CN109714513B (zh) * | 2019-02-15 | 2021-04-27 | 江西省智成测控技术研究所有限责任公司 | 一种光学速度和里程测量仪中抑制速度解算噪声的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10248416A1 (de) * | 2002-10-17 | 2004-05-06 | Audi Ag | Vorrichtung und Verfahren zur Bestimmung einer Relativbewegung eines Fahrzeugs |
DE10256725B3 (de) * | 2002-12-05 | 2004-06-24 | Spiedetal Gmbh | Sensor, Vorrichtung und Verfahren zur Geschwindigkeitsmessung |
DE102005040772A1 (de) * | 2005-07-08 | 2007-01-18 | Fraba Ag | Optischer Längen- und Geschwindigkeitssensor |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2209667C3 (de) * | 1972-03-01 | 1980-09-04 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Einrichtung zur beruhrungslosen Messung |
US4040741A (en) * | 1973-02-14 | 1977-08-09 | Perkin-Elmer Limited | Polarized grating optical odometer |
JP2801360B2 (ja) * | 1990-05-21 | 1998-09-21 | キヤノン株式会社 | ドツプラ速度計 |
US5076687A (en) * | 1990-08-28 | 1991-12-31 | Massachusetts Institute Of Technology | Optical ranging apparatus |
US5272922A (en) * | 1991-03-06 | 1993-12-28 | Watson Industries, Inc. | Vibrating element angular rate sensor system and north seeking gyroscope embodiment thereof |
US5586063A (en) * | 1993-09-01 | 1996-12-17 | Hardin; Larry C. | Optical range and speed detection system |
US6424407B1 (en) * | 1998-03-09 | 2002-07-23 | Otm Technologies Ltd. | Optical translation measurement |
US7423781B2 (en) * | 2002-03-20 | 2008-09-09 | Ricoh Company, Ltd. | Image processor and image processing method for image enhancement using edge detection |
US7646373B2 (en) * | 2004-12-17 | 2010-01-12 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Methods and systems for measuring speckle translation with spatial filters |
US20090103073A1 (en) * | 2005-03-23 | 2009-04-23 | Ohm Electric Co., Ltd. | Device and method for flow state observation |
DE102005027653A1 (de) * | 2005-06-15 | 2006-12-21 | Robert Bosch Gmbh | Vorrichtung zur Ortung von Objekten im Toten Winkel eines Fahrzeugs |
DE202006015262U1 (de) * | 2006-10-05 | 2007-01-04 | Astech Angewandte Sensortechnik Gmbh | Signalverarbeitungsvorrichtung für Ortsfiltersensor zur Geschwindigkeitsmessung |
DE102007008806C5 (de) * | 2006-10-27 | 2010-05-06 | Sick Ag | Optoelektronische Überwachung mit Test durch Dynamisierung |
US8339584B2 (en) * | 2010-05-21 | 2012-12-25 | Teledyne Technologies Incorporated | Velocity measuring system |
-
2007
- 2007-08-10 DE DE102007038013A patent/DE102007038013B4/de not_active Expired - Fee Related
-
2008
- 2008-07-10 WO PCT/EP2008/059004 patent/WO2009021791A2/de active Application Filing
- 2008-07-10 US US12/672,756 patent/US20110285983A1/en not_active Abandoned
- 2008-07-10 CN CN200880102962A patent/CN101821633A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10248416A1 (de) * | 2002-10-17 | 2004-05-06 | Audi Ag | Vorrichtung und Verfahren zur Bestimmung einer Relativbewegung eines Fahrzeugs |
DE10256725B3 (de) * | 2002-12-05 | 2004-06-24 | Spiedetal Gmbh | Sensor, Vorrichtung und Verfahren zur Geschwindigkeitsmessung |
DE102005040772A1 (de) * | 2005-07-08 | 2007-01-18 | Fraba Ag | Optischer Längen- und Geschwindigkeitssensor |
Non-Patent Citations (1)
Title |
---|
BACKMANN R ET AL: "BERUEHRUNGSLOSE GESCHWINDIGKEITSMESSUNG AM LAUFENDEN FADEN", MELLIAND TEXTILBERICHTE, DEUTSCHER FACHVERLAG, FRANKFURT AM MAIN, DE, vol. 74, no. 7, 1 July 1993 (1993-07-01), pages 639 - 640, XP000377924, ISSN: 0341-0781 * |
Also Published As
Publication number | Publication date |
---|---|
CN101821633A (zh) | 2010-09-01 |
DE102007038013A1 (de) | 2009-02-19 |
DE102007038013B4 (de) | 2009-06-25 |
US20110285983A1 (en) | 2011-11-24 |
WO2009021791A2 (de) | 2009-02-19 |
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