EP0804714A4 - LASER RANGEFINDER - Google Patents
LASER RANGEFINDERInfo
- Publication number
- EP0804714A4 EP0804714A4 EP95943610A EP95943610A EP0804714A4 EP 0804714 A4 EP0804714 A4 EP 0804714A4 EP 95943610 A EP95943610 A EP 95943610A EP 95943610 A EP95943610 A EP 95943610A EP 0804714 A4 EP0804714 A4 EP 0804714A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- range finder
- laser range
- laser
- finder
- range
- 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.)
- Ceased
Links
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 |
---|---|---|---|
US375810 | 1995-01-19 | ||
US375945 | 1995-01-19 | ||
US08/375,941 US5574552A (en) | 1995-01-19 | 1995-01-19 | Self-calibrating precision timing circuit and method for a laser range finder |
US08/375,945 US5652651A (en) | 1995-01-19 | 1995-01-19 | Laser range finder having selectable target acquisition characteristics and range measuring precision |
US08/375,810 US5612779A (en) | 1995-01-19 | 1995-01-19 | Automatic noise threshold determining circuit and method for a laser range finder |
US375941 | 1995-01-19 | ||
PCT/US1995/015438 WO1996022509A1 (en) | 1995-01-19 | 1995-11-29 | Laser range finder |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0804714A1 EP0804714A1 (en) | 1997-11-05 |
EP0804714A4 true EP0804714A4 (en) | 1999-05-12 |
Family
ID=27409265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95943610A Ceased EP0804714A4 (en) | 1995-01-19 | 1995-11-29 | LASER RANGEFINDER |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0804714A4 (ja) |
JP (1) | JPH10512954A (ja) |
KR (1) | KR100278806B1 (ja) |
AU (1) | AU690003B2 (ja) |
CA (1) | CA2203278C (ja) |
WO (1) | WO1996022509A1 (ja) |
Families Citing this family (14)
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 |
DE10232878B4 (de) * | 2002-07-19 | 2012-02-23 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur Distanzmessung |
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 |
US7236235B2 (en) * | 2004-07-06 | 2007-06-26 | Dimsdale Engineering, Llc | System and method for determining range in 3D imaging systems |
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 |
JP6340477B2 (ja) * | 2015-03-26 | 2018-06-06 | 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 |
US9638791B2 (en) * | 2015-06-25 | 2017-05-02 | Qualcomm Incorporated | Methods and apparatus for performing exposure estimation using a time-of-flight sensor |
US10591598B2 (en) | 2018-01-08 | 2020-03-17 | SOS Lab co., Ltd | Lidar device |
WO2019135494A1 (ko) | 2018-01-08 | 2019-07-11 | 주식회사 에스오에스랩 | 라이다 장치 |
KR102155425B1 (ko) | 2018-05-14 | 2020-09-11 | 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 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US4259592A (en) * | 1978-08-03 | 1981-03-31 | Frank Frungel | Ceilometric method and apparatus |
US4620788A (en) * | 1982-07-13 | 1986-11-04 | Wild Heerbrugg, Ag | Apparatus for measuring pulse signal delay interval |
WO1991013319A1 (en) * | 1990-02-26 | 1991-09-05 | International Measurement, Inc. | Laser detector system |
US5221956A (en) * | 1991-08-14 | 1993-06-22 | Kustom Signals, Inc. | Lidar device with combined optical sight |
US5359404A (en) * | 1989-03-27 | 1994-10-25 | Laser Technology, Inc. | Laser-based speed measuring device |
Family Cites Families (12)
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 |
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 |
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 |
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 |
US5046839A (en) * | 1990-07-30 | 1991-09-10 | Locker Enterprises, Inc. | Golf course range finder system |
US5157403A (en) * | 1991-10-04 | 1992-10-20 | General Electric Co. | Noise correction in radars for diffuse targets |
-
1995
- 1995-11-29 WO PCT/US1995/015438 patent/WO1996022509A1/en not_active Application Discontinuation
- 1995-11-29 KR KR1019970702854A patent/KR100278806B1/ko not_active IP Right Cessation
- 1995-11-29 EP EP95943610A patent/EP0804714A4/en not_active Ceased
- 1995-11-29 AU AU45038/96A patent/AU690003B2/en not_active Ceased
- 1995-11-29 CA CA002203278A patent/CA2203278C/en not_active Expired - Lifetime
- 1995-11-29 JP JP8522239A patent/JPH10512954A/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US4259592A (en) * | 1978-08-03 | 1981-03-31 | Frank Frungel | Ceilometric method and apparatus |
US4620788A (en) * | 1982-07-13 | 1986-11-04 | Wild Heerbrugg, Ag | Apparatus for measuring pulse signal delay interval |
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 |
US5221956A (en) * | 1991-08-14 | 1993-06-22 | Kustom Signals, Inc. | Lidar device with combined optical sight |
Non-Patent Citations (2)
Title |
---|
DOBRATZ B.E., FARNSWORTH R.P.: "Constant False Alarm Rate Bias Control for an Avalanche Photodiode Laser Receiver", REVIEW OF SCIENTIFIC INSTRUMENTS, vol. 41, no. 8, August 1970 (1970-08-01), pages 1191 - 1195, XP002095254 * |
See also references of WO9622509A1 * |
Also Published As
Publication number | Publication date |
---|---|
CA2203278A1 (en) | 1996-07-25 |
KR970707426A (ko) | 1997-12-01 |
KR100278806B1 (ko) | 2001-02-01 |
JPH10512954A (ja) | 1998-12-08 |
AU4503896A (en) | 1996-08-07 |
AU690003B2 (en) | 1998-04-09 |
WO1996022509A1 (en) | 1996-07-25 |
EP0804714A1 (en) | 1997-11-05 |
CA2203278C (en) | 2006-09-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19970429 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT CH DE DK ES FR GB IT LI NL SE |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 19990325 |
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AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): AT CH DE DK ES FR GB IT NL SE |
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RBV | Designated contracting states (corrected) |
Designated state(s): AT CH DE DK ES FR GB IT LI NL SE |
|
17Q | First examination report despatched |
Effective date: 20001018 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
18R | Application refused |
Effective date: 20020125 |