DE3803529C2 - - Google Patents
Info
- Publication number
- DE3803529C2 DE3803529C2 DE3803529A DE3803529A DE3803529C2 DE 3803529 C2 DE3803529 C2 DE 3803529C2 DE 3803529 A DE3803529 A DE 3803529A DE 3803529 A DE3803529 A DE 3803529A DE 3803529 C2 DE3803529 C2 DE 3803529C2
- Authority
- DE
- Germany
- Prior art keywords
- light
- circuit board
- optical
- optical sensor
- printed circuit
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 139
- 230000035945 sensitivity Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 10
- 239000011521 glass Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000001259 photo etching Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
- G01S7/4813—Housing arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/46—Indirect determination of position data
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19883844606 DE3844606C2 (de) | 1987-02-06 | 1988-02-05 | Optischer Sensor |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2675587 | 1987-02-06 | ||
JP62041006A JP2544733B2 (ja) | 1987-02-24 | 1987-02-24 | 光電スイツチ |
JP17625687 | 1987-07-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3803529A1 DE3803529A1 (de) | 1988-08-18 |
DE3803529C2 true DE3803529C2 (de) | 1990-11-15 |
Family
ID=27285524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3803529A Granted DE3803529A1 (de) | 1987-02-06 | 1988-02-05 | Optischer sensor |
Country Status (3)
Country | Link |
---|---|
US (2) | US4876446A (de) |
DE (1) | DE3803529A1 (de) |
IT (1) | IT1219426B (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4217696A1 (de) * | 1992-05-27 | 1993-12-02 | Mannesmann Ag | Optoelektronischer Signalgeber |
DE4336729A1 (de) * | 1993-10-28 | 1995-05-04 | Marquardt Gmbh | Optischer Schalter |
DE19754192B4 (de) * | 1997-12-06 | 2004-07-29 | Valeo Schalter Und Sensoren Gmbh | Schaltsystem mit einer Auswerteeinrichtung |
DE10314315A1 (de) * | 2003-03-29 | 2004-10-28 | Preh Gmbh | Bedienelement |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4824385A (en) * | 1987-11-13 | 1989-04-25 | Prestolite Wire Corporation | Rigid sheath for a spark plug cable and its associated boot |
JP2704958B2 (ja) * | 1988-02-27 | 1998-01-26 | キヤノン株式会社 | 測距装置 |
US5187361A (en) * | 1989-04-25 | 1993-02-16 | Copal Company Limited | Object detection apparatus of the photoelectric reflection type with sampled data |
US5017986A (en) * | 1989-08-28 | 1991-05-21 | At&T Bell Laboratories | Optical device mounting apparatus |
US5159191A (en) * | 1990-11-29 | 1992-10-27 | Mankovitz Roy J | Apparatus and method for using ambient light to control electronic apparatus |
JPH04339209A (ja) * | 1991-01-24 | 1992-11-26 | Olympus Optical Co Ltd | 距離検出装置 |
DE4139641C2 (de) * | 1991-12-02 | 1995-07-06 | Fraunhofer Ges Forschung | Lichtmeßanordnung zur Messung der winkelabhängigen Lichtverteilung im Raum |
US5237167A (en) * | 1991-12-18 | 1993-08-17 | Eastman Kodak Company | Autofocussing system having anamorphic optics |
US5374985A (en) * | 1992-01-02 | 1994-12-20 | Ocutech, Inc. | Method and apparatus for measuring range by use of multiple range baselines |
US5365062A (en) * | 1992-10-05 | 1994-11-15 | Eaton Corporation | Photoelectric sensor assembly with transparent housing an integrally molded lens |
DE4240098A1 (de) * | 1992-11-28 | 1994-06-01 | Krupp Verkehrstechnik Gmbh | Fahrwerk für Schienenfahrzeuge |
JPH0763551A (ja) * | 1993-08-27 | 1995-03-10 | Nikon Corp | 測距光学系 |
PL175757B1 (pl) * | 1994-03-03 | 1999-02-26 | Geberit Technik Ag | Urządzenie do bezdotykowego sterowania instalacją sanitarną |
US5661303A (en) * | 1996-05-24 | 1997-08-26 | Libbey-Owens-Ford Co. | Compact moisture sensor with collimator lenses and prismatic coupler |
DE19741855B8 (de) * | 1997-09-23 | 2004-07-15 | Kai Stapelfeldt | Optoelektronische Sensoreinrichtung |
DE29721983U1 (de) * | 1997-12-12 | 1998-03-05 | Festo AG & Co, 73734 Esslingen | Meßvorrichtung zur Erfassung der Bewegung und/oder Position eines Meßobjekts |
US6625559B1 (en) | 2000-05-01 | 2003-09-23 | Hewlett-Packard Development Company, L.P. | System and method for maintaining lock of a phase locked loop feedback during clock halt |
GB2362526B (en) * | 2000-05-18 | 2004-04-14 | Mitel Corp | Combined visible and infrared pipe |
US6972834B1 (en) * | 2000-12-11 | 2005-12-06 | Mitsubishi Denki Kabushiki Kaisha | Optical distance sensor |
ATE421103T1 (de) * | 2002-03-18 | 2009-01-15 | Hilti Ag | Elektrooptisches para-axiales distanzmesssystem |
JP2004086137A (ja) * | 2002-07-01 | 2004-03-18 | Seiko Epson Corp | 光トランシーバ及びその製造方法 |
JP2004117161A (ja) * | 2002-09-26 | 2004-04-15 | Sharp Corp | 光学式変位センサ |
US7805037B1 (en) | 2003-08-19 | 2010-09-28 | Kotura, Inc. | Multiplexer having improved efficiency |
DE202005011847U1 (de) * | 2005-07-28 | 2005-10-27 | Leuze Electronic Gmbh & Co Kg | Optischer Sensor |
US7199543B1 (en) * | 2005-12-13 | 2007-04-03 | Goodrich Corporation | Power drive unit with unit load device sensor |
US9976192B2 (en) | 2006-03-10 | 2018-05-22 | Ldip, Llc | Waveguide-based detection system with scanning light source |
US9528939B2 (en) | 2006-03-10 | 2016-12-27 | Indx Lifecare, Inc. | Waveguide-based optical scanning systems |
US8288157B2 (en) | 2007-09-12 | 2012-10-16 | Plc Diagnostics, Inc. | Waveguide-based optical scanning systems |
US9423397B2 (en) | 2006-03-10 | 2016-08-23 | Indx Lifecare, Inc. | Waveguide-based detection system with scanning light source |
US7951583B2 (en) | 2006-03-10 | 2011-05-31 | Plc Diagnostics, Inc. | Optical scanning system |
US7643133B2 (en) * | 2006-09-01 | 2010-01-05 | Goodrich Corporation | Air cargo power drive unit for detecting motion of an overlying cargo container |
JP4341670B2 (ja) * | 2006-11-17 | 2009-10-07 | ミツミ電機株式会社 | 画像入力装置 |
GB2461026B (en) | 2008-06-16 | 2011-03-09 | Plc Diagnostics Inc | System and method for nucleic acids sequencing by phased synthesis |
CN101387513B (zh) * | 2008-08-28 | 2010-06-23 | 上海科勒电子科技有限公司 | 距离检测感应装置 |
EP2425286B1 (de) | 2009-04-29 | 2020-06-24 | Ldip, Llc | Auf wellenleitern basierendes detektionssystem mit abtastlichtquelle |
CN103744122B (zh) * | 2013-12-17 | 2017-01-25 | 上海兰宝传感科技股份有限公司 | 零盲区漫反射式光电传感器 |
US10018566B2 (en) | 2014-02-28 | 2018-07-10 | Ldip, Llc | Partially encapsulated waveguide based sensing chips, systems and methods of use |
WO2016138427A1 (en) | 2015-02-27 | 2016-09-01 | Indx Lifecare, Inc. | Waveguide-based detection system with scanning light source |
DE102015115016B4 (de) * | 2015-09-08 | 2022-06-23 | Leuze Electronic Gmbh + Co. Kg | Lichtkontrasttaster |
CA3168172A1 (en) | 2020-02-21 | 2021-08-26 | Ecolab Usa Inc. | Modular optical sensor |
US11789125B2 (en) * | 2021-09-10 | 2023-10-17 | Li Zhijian | Position locator |
US20230175836A1 (en) * | 2021-12-03 | 2023-06-08 | Pixart Imaging Inc. | Distance determining system and proximity sensor |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1417306A (fr) * | 1964-09-30 | 1965-11-12 | Saint Gobain | Procédé et dispositif pour le repérage de traits tracés à la surface d'une feuille ou d'un ruban animé d'un mouvement de translation |
US3922062A (en) * | 1969-12-29 | 1975-11-25 | Nippon Electric Co | Integrally formed optical circuit with gradient refractive index |
US3679307A (en) * | 1970-02-19 | 1972-07-25 | Ati Inc | Non-contacting optical probe |
US3792928A (en) * | 1972-02-28 | 1974-02-19 | Schlumberger Compteurs | Fiber optics distance converting technique |
DE2453097C3 (de) * | 1974-11-08 | 1981-08-13 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Lichtstrahlschalter |
US4091280A (en) * | 1976-09-13 | 1978-05-23 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optic position sensing and indicating apparatus for electrical interference sensitive environments |
DE2709566A1 (de) * | 1977-03-04 | 1978-09-07 | Sick Optik Elektronik Erwin | Optische ueberwachungsvorrichtung fuer in einer durchsichtigen verpackung angeordnete gegenstaende |
US4313654A (en) * | 1977-09-06 | 1982-02-02 | Minolta Camera Kabushiki Kaisha | Automatic rangefinder system for photographic camera with light emitting and receiving means |
DE2836331A1 (de) * | 1978-08-19 | 1980-04-17 | Gerhard Von Dipl Ing Hacht | Lichttaster und/oder einstrahl- lichtschranke |
JPS55108130A (en) * | 1979-02-13 | 1980-08-19 | Omron Tateisi Electronics Co | Reflection type photoelectric switch |
US4382655A (en) * | 1980-04-07 | 1983-05-10 | California Institute Of Technology | At grade optical crossover for monolithic optial circuits |
JPS5835410A (ja) * | 1981-08-27 | 1983-03-02 | Canon Inc | 距離検出装置 |
DE3335375A1 (de) * | 1983-09-29 | 1985-04-11 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zur pruefung von gegenstaenden mittels lichtschranken |
JPS60100114A (ja) * | 1983-11-05 | 1985-06-04 | Canon Inc | 合焦検出装置 |
US4611886A (en) * | 1983-12-29 | 1986-09-16 | At&T Bell Laboratories | Integrated optical circuit package |
US4580873A (en) * | 1983-12-30 | 1986-04-08 | At&T Bell Laboratories | Optical matrix switch |
JPS60145412U (ja) * | 1984-03-07 | 1985-09-27 | キヤノン株式会社 | 受光素子の構造 |
JPS6170407A (ja) * | 1984-08-08 | 1986-04-11 | Canon Inc | 距離測定装置 |
CA1255382A (en) * | 1984-08-10 | 1989-06-06 | Masao Kawachi | Hybrid optical integrated circuit with alignment guides |
US4701751A (en) * | 1984-11-09 | 1987-10-20 | Sackett Robert L | Pool alarm system |
US4694149A (en) * | 1984-12-07 | 1987-09-15 | Canon Kabushiki Kaisha | Focus adjusting device |
JPS61139720A (ja) * | 1984-12-12 | 1986-06-27 | Hitachi Ltd | 光学式センサ |
DE3513671C3 (de) * | 1985-04-16 | 1995-03-23 | Sick Optik Elektronik Erwin | Lichttaster |
US4695120A (en) * | 1985-09-26 | 1987-09-22 | The United States Of America As Represented By The Secretary Of The Army | Optic-coupled integrated circuits |
-
1988
- 1988-01-29 US US07/150,385 patent/US4876446A/en not_active Expired - Fee Related
- 1988-02-04 IT IT47605/88A patent/IT1219426B/it active
- 1988-02-05 DE DE3803529A patent/DE3803529A1/de active Granted
-
1989
- 1989-08-09 US US07/391,246 patent/US4970384A/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4217696A1 (de) * | 1992-05-27 | 1993-12-02 | Mannesmann Ag | Optoelektronischer Signalgeber |
DE4336729A1 (de) * | 1993-10-28 | 1995-05-04 | Marquardt Gmbh | Optischer Schalter |
DE4336729C2 (de) * | 1993-10-28 | 2003-04-24 | Marquardt Gmbh | Optischer Schalter |
DE19754192B4 (de) * | 1997-12-06 | 2004-07-29 | Valeo Schalter Und Sensoren Gmbh | Schaltsystem mit einer Auswerteeinrichtung |
DE10314315A1 (de) * | 2003-03-29 | 2004-10-28 | Preh Gmbh | Bedienelement |
DE10314315B4 (de) * | 2003-03-29 | 2006-03-30 | Preh Gmbh | Bedienelement |
Also Published As
Publication number | Publication date |
---|---|
US4970384A (en) | 1990-11-13 |
DE3803529A1 (de) | 1988-08-18 |
IT1219426B (it) | 1990-05-18 |
US4876446A (en) | 1989-10-24 |
IT8847605A0 (it) | 1988-02-04 |
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8339 | Ceased/non-payment of the annual fee |