JPH10512954A - レーザ測距装置 - Google Patents
レーザ測距装置Info
- Publication number
- JPH10512954A JPH10512954A JP8522239A JP52223996A JPH10512954A JP H10512954 A JPH10512954 A JP H10512954A JP 8522239 A JP8522239 A JP 8522239A JP 52223996 A JP52223996 A JP 52223996A JP H10512954 A JPH10512954 A JP H10512954A
- Authority
- JP
- Japan
- Prior art keywords
- laser
- pulse
- signal
- time
- reference voltage
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 claims abstract description 78
- 238000012545 processing Methods 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 239000013078 crystal Substances 0.000 claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims description 98
- 230000004044 response Effects 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 6
- 238000012935 Averaging Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 41
- 230000035945 sensitivity Effects 0.000 abstract description 11
- 238000001514 detection method Methods 0.000 abstract 1
- 230000006870 function Effects 0.000 description 23
- 230000008859 change Effects 0.000 description 18
- 230000008569 process Effects 0.000 description 10
- 238000013459 approach Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000002310 reflectometry Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
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- 230000008054 signal transmission Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 206010011416 Croup infectious Diseases 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 201000010549 croup Diseases 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 241000282376 Panthera tigris Species 0.000 description 1
- 241001226779 Royena whyteana Species 0.000 description 1
- 235000018723 Terminalia ivorensis Nutrition 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 235000004879 dioscorea Nutrition 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- MEGPURSNXMUDAE-RLMOJYMMSA-N scopoline Chemical compound C([C@H](O1)C2)[C@@H]3N(C)[C@H]2[C@H]1[C@H]3O MEGPURSNXMUDAE-RLMOJYMMSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000012358 sourcing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000012800 visualization Methods 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
- 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
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/02—Details
- G01C3/06—Use of electric means to obtain final indication
- G01C3/08—Use of electric radiation detectors
-
- 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
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
- G04F10/10—Apparatus for measuring unknown time intervals by electric means by measuring electric or magnetic quantities changing in proportion to time
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
- G04F10/10—Apparatus for measuring unknown time intervals by electric means by measuring electric or magnetic quantities changing in proportion to time
- G04F10/105—Apparatus for measuring unknown time intervals by electric means by measuring electric or magnetic quantities changing in proportion to time with conversion of the time-intervals
-
- 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
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S17/14—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance with the pulse transmission and echo reception respectively, e.g. using counters
-
- 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
- G01S7/483—Details of pulse systems
-
- 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
- G01S7/497—Means for monitoring or calibrating
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Laser Surgery Devices (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/375,810 US5612779A (en) | 1995-01-19 | 1995-01-19 | Automatic noise threshold determining circuit and method for a laser range finder |
| US08/375,941 US5574552A (en) | 1995-01-19 | 1995-01-19 | Self-calibrating precision timing circuit and method for a laser range finder |
| US08/375,941 | 1995-01-19 | ||
| US08/375,945 | 1995-01-19 | ||
| US08/375,945 US5652651A (en) | 1995-01-19 | 1995-01-19 | Laser range finder having selectable target acquisition characteristics and range measuring precision |
| US08/375,810 | 1995-01-19 | ||
| PCT/US1995/015438 WO1996022509A1 (en) | 1995-01-19 | 1995-11-29 | Laser range finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10512954A true JPH10512954A (ja) | 1998-12-08 |
Family
ID=27409265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8522239A Pending JPH10512954A (ja) | 1995-01-19 | 1995-11-29 | レーザ測距装置 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0804714A4 (ko) |
| JP (1) | JPH10512954A (ko) |
| KR (1) | KR100278806B1 (ko) |
| AU (1) | AU690003B2 (ko) |
| CA (1) | CA2203278C (ko) |
| WO (1) | WO1996022509A1 (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005533264A (ja) * | 2002-07-19 | 2005-11-04 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 距離測定装置および距離測定方法 |
| JP2008506115A (ja) * | 2004-07-06 | 2008-02-28 | ディムズデール エンジニアリング，エルエルシー | ３次元画像システムにおける範囲または距離またはレインジ（ｒａｎｇｅ）の決定 |
| WO2016151918A1 (ja) * | 2015-03-26 | 2016-09-29 | 富士フイルム株式会社 | 距離画像取得装置及び距離画像取得方法 |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5790244A (en) * | 1996-08-23 | 1998-08-04 | Laser Technology, Inc. | Pre-biasing technique for a transistor based avalanche circuit in a laser based distance measurement and ranging instrument |
| WO2004015374A1 (en) | 2002-08-09 | 2004-02-19 | Surveylab Group Limited | Mobile instrument, viewing device, and methods of processing and storing information |
| US6889175B2 (en) | 2003-01-13 | 2005-05-03 | Trimble Navigation Limited | Tunable filter device for spatial positioning systems |
| US6903811B2 (en) | 2003-08-11 | 2005-06-07 | Kamakura Koki Co., Ltd. | Rangefinder binoculars |
| KR100809353B1 (ko) * | 2006-12-19 | 2008-03-05 | 삼성전자주식회사 | 무선 주파수 신호를 이용한 거리 측정 방법 및 장치 |
| US9606228B1 (en) | 2014-02-20 | 2017-03-28 | Banner Engineering Corporation | High-precision digital time-of-flight measurement with coarse delay elements |
| US9638791B2 (en) * | 2015-06-25 | 2017-05-02 | Qualcomm Incorporated | Methods and apparatus for performing exposure estimation using a time-of-flight sensor |
| WO2019135494A1 (ko) | 2018-01-08 | 2019-07-11 | 주식회사 에스오에스랩 | 라이다 장치 |
| US10591598B2 (en) | 2018-01-08 | 2020-03-17 | SOS Lab co., Ltd | Lidar device |
| KR102050677B1 (ko) | 2018-05-14 | 2019-12-03 | 주식회사 에스오에스랩 | 라이다 장치 |
| CN112764342B (zh) * | 2019-11-01 | 2022-02-18 | 北京一径科技有限公司 | 一种时间测量装置和方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3325750A (en) * | 1963-12-23 | 1967-06-13 | Gen Electric | High resolution time interval measuring circuit employing a balanced crystal oscillator |
| DE1623564B1 (de) * | 1967-12-01 | 1971-08-26 | Siemens Ag | Verfahren und Anordnung zur Entfernungsmessung mit hoher Präzision auf optischem Wege |
| US3644740A (en) * | 1969-07-22 | 1972-02-22 | Hughes Aircraft Co | Control circuit for biasing a photodetector so as to maintain a selected false alarm rate |
| US3959641A (en) * | 1974-12-05 | 1976-05-25 | The United States Of America As Represented By The Secretary Of The Army | Digital rangefinder correlation |
| US4044352A (en) * | 1974-12-23 | 1977-08-23 | Hughes Aircraft Company | Signal processor |
| US4346989A (en) * | 1976-11-18 | 1982-08-31 | Hewlett-Packard Company | Surveying instrument |
| FR2411418A1 (fr) * | 1977-12-08 | 1979-07-06 | Labo Cent Telecommunicat | Procede et dispositif d'elimination des echos de retours multiples pour radars doppler a impulsions |
| CH628139A5 (de) * | 1978-08-03 | 1982-02-15 | Fruengel Frank | Verfahren und einrichtung zur wolkenhoehenmessung. |
| DE3219423C2 (de) * | 1981-06-09 | 1986-04-30 | MTC, Meßtechnik und Optoelektronik AG, Neuenburg/Neuchâtel | Entfernungsmeßverfahren und Vorrichtung zu seiner Durchführung |
| CH656009A5 (de) * | 1981-12-17 | 1986-05-30 | Zellweger Uster Ag | Verfahren und vorrichtung zur messung der geschwindigkeit eines bewegten objekts. |
| DE3215847C2 (de) * | 1982-04-28 | 1985-10-31 | MTC, Meßtechnik und Optoelektronik AG, Neuenburg/Neuchâtel | Zeitmeßverfahren und Vorrichtung zu seiner Durchführung |
| CH641308B (de) * | 1982-07-13 | Wild Heerbrugg Ag | Vorrichtung zur laufzeitmessung von impulssignalen. | |
| US4571085A (en) * | 1983-10-11 | 1986-02-18 | California Institute Of Technology | Reflectometer based on optical cavity decay time |
| DE3540157A1 (de) * | 1985-11-13 | 1987-05-21 | Messerschmitt Boelkow Blohm | Verfahren und vorrichtung zur entfernungsmessung |
| US5359404A (en) * | 1989-03-27 | 1994-10-25 | Laser Technology, Inc. | Laser-based speed measuring device |
| WO1991013319A1 (en) * | 1990-02-26 | 1991-09-05 | International Measurement, Inc. | Laser detector system |
| US5046839A (en) * | 1990-07-30 | 1991-09-10 | Locker Enterprises, Inc. | Golf course range finder system |
| US5221956A (en) * | 1991-08-14 | 1993-06-22 | Kustom Signals, Inc. | Lidar device with combined optical sight |
| US5157403A (en) * | 1991-10-04 | 1992-10-20 | General Electric Co. | Noise correction in radars for diffuse targets |
-
1995
- 1995-11-29 CA CA002203278A patent/CA2203278C/en not_active Expired - Lifetime
- 1995-11-29 WO PCT/US1995/015438 patent/WO1996022509A1/en not_active Application Discontinuation
- 1995-11-29 JP JP8522239A patent/JPH10512954A/ja active Pending
- 1995-11-29 EP EP95943610A patent/EP0804714A4/en not_active Ceased
- 1995-11-29 KR KR1019970702854A patent/KR100278806B1/ko not_active IP Right Cessation
- 1995-11-29 AU AU45038/96A patent/AU690003B2/en not_active Ceased
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005533264A (ja) * | 2002-07-19 | 2005-11-04 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 距離測定装置および距離測定方法 |
| JP2010156711A (ja) * | 2002-07-19 | 2010-07-15 | Robert Bosch Gmbh | 距離測定装置および距離測定方法 |
| JP4709546B2 (ja) * | 2002-07-19 | 2011-06-22 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 距離測定装置および距離測定方法 |
| JP4709931B2 (ja) * | 2002-07-19 | 2011-06-29 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 距離測定装置および距離測定方法 |
| JP2008506115A (ja) * | 2004-07-06 | 2008-02-28 | ディムズデール エンジニアリング，エルエルシー | ３次元画像システムにおける範囲または距離またはレインジ（ｒａｎｇｅ）の決定 |
| US8547532B2 (en) | 2004-07-06 | 2013-10-01 | Topcon Positioning Systems, Inc. | System and method for determining range in 3D imaging systems |
| WO2016151918A1 (ja) * | 2015-03-26 | 2016-09-29 | 富士フイルム株式会社 | 距離画像取得装置及び距離画像取得方法 |
| CN107407728A (zh) * | 2015-03-26 | 2017-11-28 | 富士胶片株式会社 | 距离图像获取装置以及距离图像获取方法 |
| JPWO2016151918A1 (ja) * | 2015-03-26 | 2018-01-11 | 富士フイルム株式会社 | 距離画像取得装置及び距離画像取得方法 |
| CN107407728B (zh) * | 2015-03-26 | 2020-05-22 | 富士胶片株式会社 | 距离图像获取装置以及距离图像获取方法 |
| US10908288B2 (en) | 2015-03-26 | 2021-02-02 | Fujifilm Corporation | Distance image acquisition apparatus and distance image acquisition method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0804714A4 (en) | 1999-05-12 |
| EP0804714A1 (en) | 1997-11-05 |
| WO1996022509A1 (en) | 1996-07-25 |
| KR100278806B1 (ko) | 2001-02-01 |
| AU690003B2 (en) | 1998-04-09 |
| AU4503896A (en) | 1996-08-07 |
| CA2203278A1 (en) | 1996-07-25 |
| KR970707426A (ko) | 1997-12-01 |
| CA2203278C (en) | 2006-09-05 |
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