DE3888038D1 - Optische Reichweitenmessung durch Messen einer Phasenverschiebung. - Google Patents
Optische Reichweitenmessung durch Messen einer Phasenverschiebung.Info
- Publication number
- DE3888038D1 DE3888038D1 DE88306327T DE3888038T DE3888038D1 DE 3888038 D1 DE3888038 D1 DE 3888038D1 DE 88306327 T DE88306327 T DE 88306327T DE 3888038 T DE3888038 T DE 3888038T DE 3888038 D1 DE3888038 D1 DE 3888038D1
- Authority
- DE
- Germany
- Prior art keywords
- measuring
- phase shift
- range measurement
- optical range
- optical
- 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 - Fee Related
Links
- 238000005259 measurement Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
- 230000010363 phase shift Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3084—Automatic control in amplifiers having semiconductor devices in receivers or transmitters for electromagnetic waves other than radiowaves, e.g. lightwaves
-
- 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
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
-
- 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
- G01S7/4812—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver transmitted and received beams following a coaxial path
-
- 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
- G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
-
- 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
- G01S7/491—Details of non-pulse systems
- G01S7/4912—Receivers
- G01S7/4918—Controlling received signal intensity, gain or exposure of sensor
-
- 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
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S17/36—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/075,912 US4829172A (en) | 1987-07-20 | 1987-07-20 | Optical ranging by phase shift measurement with return signal level compensation |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3888038D1 true DE3888038D1 (de) | 1994-04-07 |
DE3888038T2 DE3888038T2 (de) | 1994-09-08 |
Family
ID=22128716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3888038T Expired - Fee Related DE3888038T2 (de) | 1987-07-20 | 1988-07-12 | Optische Reichweitenmessung durch Messen einer Phasenverschiebung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4829172A (de) |
EP (1) | EP0300663B1 (de) |
JP (1) | JP2618446B2 (de) |
CA (1) | CA1288150C (de) |
DE (1) | DE3888038T2 (de) |
ES (1) | ES2049252T3 (de) |
HK (1) | HK103794A (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9020285D0 (en) * | 1990-09-17 | 1990-10-31 | Imatronic Ltd | Optical apparatus |
IL123225A (en) * | 1992-01-12 | 1999-07-14 | Israel State | Large area movement robot |
GB2264359B (en) * | 1992-02-20 | 1995-09-20 | Optical Metrology Ltd | Apparatus for measuring displacement by detecting phase of an optical signal |
US5313261A (en) * | 1992-07-13 | 1994-05-17 | Applied Remote Technology Inc. | Method and apparatus for faithful gray scale representation of under water laser images |
GB2272592A (en) * | 1992-10-29 | 1994-05-18 | Seikosha Kk | Distance measurement |
US5302835A (en) * | 1993-03-22 | 1994-04-12 | Imra America, Inc. | Light detection system having a polarization plane rotating means and a polarizing beamsplitter |
US5521694A (en) * | 1994-05-10 | 1996-05-28 | Innova Laboratories, Inc. | Laser beam path profile sensor system |
WO1996012932A1 (en) * | 1994-10-20 | 1996-05-02 | Automotive Systems Laboratory, Inc. | Optical distance measuring system having range limit detection |
US5831719A (en) * | 1996-04-12 | 1998-11-03 | Holometrics, Inc. | Laser scanning system |
DE19804059B4 (de) * | 1998-02-03 | 2006-02-09 | Robert Bosch Gmbh | Vorrichtung zur optischen Distanzmessung |
JP2000111340A (ja) * | 1998-10-08 | 2000-04-18 | Topcon Corp | 測量機の光通信装置 |
US6567762B2 (en) * | 2000-12-22 | 2003-05-20 | Agilent Technologies, Inc. | Dynamic range extension apparatus and method |
US7202941B2 (en) * | 2002-11-26 | 2007-04-10 | Munro James F | Apparatus for high accuracy distance and velocity measurement and methods thereof |
EP1832866B1 (de) * | 2004-07-22 | 2013-10-30 | Bea S.A. | Türsystem mit einer Tür und einem Türsensorsystem zur Erfassung eines Zielobjekts |
EP1619342B1 (de) | 2004-07-22 | 2009-04-29 | Bea S.A. | Thermo-empfindliche Vorrichtung zur Anwesenheitsbestimmung von automatischen Türen |
DE602006014263D1 (de) * | 2006-07-03 | 2010-06-24 | Trimble Ab | Vermessungsinstrument und Verfahren zur Steuerung eines Vermessungsinstruments |
EP2454619A4 (de) | 2009-07-17 | 2016-01-06 | Hewlett Packard Development Co | Nicht periodische gitterreflektoren mit fokussierungsstärke und verfahren zu ihrer herstellung |
US20110169520A1 (en) * | 2010-01-14 | 2011-07-14 | Mks Instruments, Inc. | Apparatus for measuring minority carrier lifetime and method for using the same |
WO2011093893A1 (en) | 2010-01-29 | 2011-08-04 | Hewlett-Packard Development Company, L.P. | Optical devices based on non-periodic sub-wavelength gratings |
US20130271759A1 (en) * | 2011-01-31 | 2013-10-17 | David A. Fattal | Apparatus and method for performing spectroscopy |
DE102016106154B3 (de) * | 2016-04-05 | 2017-02-16 | Sick Ag | Optoelektronischer Sensor und Verfahren zur Erfassung und Entfernungsbestimmung eines Objekts |
FR3051560B1 (fr) | 2016-05-19 | 2019-08-23 | Institut Vedecom | Systeme de telemetrie optique |
CN107356929B (zh) * | 2016-08-29 | 2020-07-28 | 北醒(北京)光子科技有限公司 | 一种快速扫描探测方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3779645A (en) * | 1970-05-20 | 1973-12-18 | Nippon Kogaku Kk | Distance measuring device |
US4346989A (en) * | 1976-11-18 | 1982-08-31 | Hewlett-Packard Company | Surveying instrument |
US4453825A (en) * | 1979-12-07 | 1984-06-12 | Hewlett-Packard Company | Distance transducer |
FR2556088B1 (fr) * | 1983-12-01 | 1988-09-09 | Rech Const Electro Et | Procede pour la mesure de distance entre deux points d'observation sur la base du temps de propagation aller-retour d'un signal entre ces deux points, adapte en particulier aux turbulences du milieu de propagation, et telemetre mettant en oeuvre ce procede |
SE442557B (sv) * | 1984-05-21 | 1986-01-13 | Geotronics Ab | Anordning for att halla ett instrument inriktat mot en rorlig reflektor |
-
1987
- 1987-07-20 US US07/075,912 patent/US4829172A/en not_active Expired - Lifetime
-
1988
- 1988-05-31 CA CA000568165A patent/CA1288150C/en not_active Expired - Fee Related
- 1988-07-12 ES ES88306327T patent/ES2049252T3/es not_active Expired - Lifetime
- 1988-07-12 EP EP88306327A patent/EP0300663B1/de not_active Expired - Lifetime
- 1988-07-12 DE DE3888038T patent/DE3888038T2/de not_active Expired - Fee Related
- 1988-07-20 JP JP63179323A patent/JP2618446B2/ja not_active Expired - Lifetime
-
1994
- 1994-09-29 HK HK103794A patent/HK103794A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS6439575A (en) | 1989-02-09 |
CA1288150C (en) | 1991-08-27 |
JP2618446B2 (ja) | 1997-06-11 |
DE3888038T2 (de) | 1994-09-08 |
ES2049252T3 (es) | 1994-04-16 |
EP0300663A3 (de) | 1991-01-30 |
HK103794A (en) | 1994-10-07 |
US4829172A (en) | 1989-05-09 |
EP0300663A2 (de) | 1989-01-25 |
EP0300663B1 (de) | 1994-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN |
|
8339 | Ceased/non-payment of the annual fee |