CA1103790A - Ceilometric method and apparatus - Google Patents
Ceilometric method and apparatusInfo
- Publication number
- CA1103790A CA1103790A CA305,490A CA305490A CA1103790A CA 1103790 A CA1103790 A CA 1103790A CA 305490 A CA305490 A CA 305490A CA 1103790 A CA1103790 A CA 1103790A
- Authority
- CA
- Canada
- Prior art keywords
- range
- receiver
- pulse
- laser
- transmitter
- 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
Links
- 238000000034 method Methods 0.000 title claims description 42
- 230000010354 integration Effects 0.000 claims abstract description 38
- 238000012887 quadratic function Methods 0.000 claims abstract description 5
- 238000012545 processing Methods 0.000 claims description 10
- 230000000750 progressive effect Effects 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000001702 transmitter Effects 0.000 claims description 4
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 5
- 230000003321 amplification Effects 0.000 claims 1
- 239000004020 conductor Substances 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 description 16
- 238000005259 measurement Methods 0.000 description 14
- 230000000875 corresponding effect Effects 0.000 description 11
- 238000010276 construction Methods 0.000 description 6
- 238000010606 normalization Methods 0.000 description 5
- 239000003570 air Substances 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000011514 reflex Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000002085 persistent effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 239000005427 atmospheric aerosol Substances 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 231100000040 eye damage Toxicity 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer 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
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
-
- 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
- G01S17/18—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2726999A DE2726999C2 (de) | 1977-06-15 | 1977-06-15 | Verfahren zur Wolkenhöhenmessung und langlebiger augensicherer Wolkenhöhenmesser nach dem Laufzeitprinzip |
| DEP2726999 | 1977-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1103790A true CA1103790A (en) | 1981-06-23 |
Family
ID=6011595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA305,490A Expired CA1103790A (en) | 1977-06-15 | 1978-06-14 | Ceilometric method and apparatus |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS547368A (enrdf_load_stackoverflow) |
| CA (1) | CA1103790A (enrdf_load_stackoverflow) |
| DE (1) | DE2726999C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2394816A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2000411A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110188029A1 (en) * | 2008-07-04 | 2011-08-04 | Eads Deutschland Gmbh | Direct detection doppler lidar method and direction detection doppler lidar device |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5434055A (en) * | 1977-08-19 | 1979-03-13 | Murata Manufacturing Co | Tipptype electronic parts set and automatic feedig process of electronic parts using same set |
| GB2066015B (en) * | 1979-10-23 | 1984-02-15 | South African Inventions | Distance measurment |
| DE3151333A1 (de) * | 1981-12-24 | 1983-07-14 | Früngel, Frank, Dr.-Ing., 2000 Hamburg | Verfahren und vorrichtung zur senkung der betriebskosten und erhoehung der zuverlaessigkeit von meteorologischen messgeraeten, insbesondere wolkenhoehen- und schraegsichteinrichtungen mit halbleiter-lasern |
| SE451771B (sv) * | 1982-10-15 | 1987-10-26 | Asea Ab | Forfaringssett for metning av molnhojd |
| DE3536659A1 (de) * | 1984-12-27 | 1986-07-03 | Impulsphysik Gmbh, 2000 Hamburg | Vorrichtung zur wolkenhoehenmessung |
| US5978736A (en) * | 1992-11-20 | 1999-11-02 | Gec-Marconi Avionics (Holdings) Ltd. | Vehicle obstruction detection system |
| SE9600897D0 (sv) * | 1996-03-07 | 1996-03-07 | Geotronics Ab | Avståndmätare |
| JP5103953B2 (ja) * | 2007-03-08 | 2012-12-19 | 日本電気株式会社 | レーザ測距装置及びレーザ測距方法 |
| US11609336B1 (en) | 2018-08-21 | 2023-03-21 | Innovusion, Inc. | Refraction compensation for use in LiDAR systems |
| CN103364791A (zh) * | 2013-06-03 | 2013-10-23 | 广东电网公司东莞供电局 | 一种设于输电杆塔的输电线路山火监测激光雷达装置 |
| CN105699981B (zh) * | 2016-02-03 | 2018-02-02 | 南京信息工程大学 | 一种测量云层高度和厚度的硬件和软件配合方法 |
| CN110506220B (zh) | 2016-12-30 | 2023-09-15 | 图达通智能美国有限公司 | 多波长lidar设计 |
| US10942257B2 (en) | 2016-12-31 | 2021-03-09 | Innovusion Ireland Limited | 2D scanning high precision LiDAR using combination of rotating concave mirror and beam steering devices |
| US11054508B2 (en) | 2017-01-05 | 2021-07-06 | Innovusion Ireland Limited | High resolution LiDAR using high frequency pulse firing |
| US10969475B2 (en) | 2017-01-05 | 2021-04-06 | Innovusion Ireland Limited | Method and system for encoding and decoding LiDAR |
| US11009605B2 (en) | 2017-01-05 | 2021-05-18 | Innovusion Ireland Limited | MEMS beam steering and fisheye receiving lens for LiDAR system |
| US20180275274A1 (en) * | 2017-03-23 | 2018-09-27 | Innovusion Ireland Limited | High resolution lidar using multi-stage multi-phase signal modulation, integration, sampling, and analysis |
| WO2019079642A1 (en) | 2017-10-19 | 2019-04-25 | Innovusion Ireland Limited | LIDAR WITH EXTENDED DYNAMIC RANGE |
| US11493601B2 (en) | 2017-12-22 | 2022-11-08 | Innovusion, Inc. | High density LIDAR scanning |
| WO2019139895A1 (en) | 2018-01-09 | 2019-07-18 | Innovusion Ireland Limited | Lidar detection systems and methods that use multi-plane mirrors |
| US11675050B2 (en) | 2018-01-09 | 2023-06-13 | Innovusion, Inc. | LiDAR detection systems and methods |
| US11391823B2 (en) | 2018-02-21 | 2022-07-19 | Innovusion, Inc. | LiDAR detection systems and methods with high repetition rate to observe far objects |
| WO2019164961A1 (en) | 2018-02-21 | 2019-08-29 | Innovusion Ireland Limited | Lidar systems with fiber optic coupling |
| US12298399B2 (en) | 2018-02-22 | 2025-05-13 | Seyond, Inc. | Receive path for LiDAR system |
| CN112292608B (zh) | 2018-02-23 | 2024-09-20 | 图达通智能美国有限公司 | 用于lidar系统的二维操纵系统 |
| US12085673B2 (en) | 2018-02-23 | 2024-09-10 | Seyond, Inc. | Distributed LiDAR systems |
| US11808888B2 (en) | 2018-02-23 | 2023-11-07 | Innovusion, Inc. | Multi-wavelength pulse steering in LiDAR systems |
| US11567182B2 (en) | 2018-03-09 | 2023-01-31 | Innovusion, Inc. | LiDAR safety systems and methods |
| WO2019199775A1 (en) | 2018-04-09 | 2019-10-17 | Innovusion Ireland Limited | Lidar systems and methods for exercising precise control of a fiber laser |
| WO2019199796A1 (en) | 2018-04-09 | 2019-10-17 | Innovusion Ireland Limited | Compensation circuitry for lidar receiver systems and method of use thereof |
| WO2019241396A1 (en) | 2018-06-15 | 2019-12-19 | Innovusion Ireland Limited | Lidar systems and methods for focusing on ranges of interest |
| US11860316B1 (en) | 2018-08-21 | 2024-01-02 | Innovusion, Inc. | Systems and method for debris and water obfuscation compensation for use in LiDAR systems |
| US11579300B1 (en) | 2018-08-21 | 2023-02-14 | Innovusion, Inc. | Dual lens receive path for LiDAR system |
| US11796645B1 (en) | 2018-08-24 | 2023-10-24 | Innovusion, Inc. | Systems and methods for tuning filters for use in lidar systems |
| US11614526B1 (en) | 2018-08-24 | 2023-03-28 | Innovusion, Inc. | Virtual windows for LIDAR safety systems and methods |
| US11579258B1 (en) | 2018-08-30 | 2023-02-14 | Innovusion, Inc. | Solid state pulse steering in lidar systems |
| US12313788B1 (en) | 2018-10-09 | 2025-05-27 | Seyond, Inc. | Ultrashort pulses in LiDAR systems |
| CN118915020A (zh) | 2018-11-14 | 2024-11-08 | 图达通智能美国有限公司 | 使用多面镜的lidar系统和方法 |
| US11675055B2 (en) | 2019-01-10 | 2023-06-13 | Innovusion, Inc. | LiDAR systems and methods with beam steering and wide angle signal detection |
| US11486970B1 (en) | 2019-02-11 | 2022-11-01 | Innovusion, Inc. | Multiple beam generation from a single source beam for use with a LiDAR system |
| US11977185B1 (en) | 2019-04-04 | 2024-05-07 | Seyond, Inc. | Variable angle polygon for use with a LiDAR system |
| CN111830516A (zh) * | 2020-07-15 | 2020-10-27 | 深圳市志奋领科技有限公司 | 一种反射光电传感器及其抗干扰方法 |
| US12061289B2 (en) | 2021-02-16 | 2024-08-13 | Innovusion, Inc. | Attaching a glass mirror to a rotating metal motor frame |
| US11422267B1 (en) | 2021-02-18 | 2022-08-23 | Innovusion, Inc. | Dual shaft axial flux motor for optical scanners |
| US11789128B2 (en) | 2021-03-01 | 2023-10-17 | Innovusion, Inc. | Fiber-based transmitter and receiver channels of light detection and ranging systems |
| US11555895B2 (en) | 2021-04-20 | 2023-01-17 | Innovusion, Inc. | Dynamic compensation to polygon and motor tolerance using galvo control profile |
| US11614521B2 (en) | 2021-04-21 | 2023-03-28 | Innovusion, Inc. | LiDAR scanner with pivot prism and mirror |
| WO2022225859A1 (en) | 2021-04-22 | 2022-10-27 | Innovusion, Inc. | A compact lidar design with high resolution and ultra-wide field of view |
| CN117178199A (zh) | 2021-04-22 | 2023-12-05 | 图达通智能美国有限公司 | 具有高分辨率和超宽视场的紧凑型光检测和测距设计 |
| EP4314885A1 (en) | 2021-05-12 | 2024-02-07 | Innovusion, Inc. | Systems and apparatuses for mitigating lidar noise, vibration, and harshness |
| US11662440B2 (en) | 2021-05-21 | 2023-05-30 | Innovusion, Inc. | Movement profiles for smart scanning using galvonometer mirror inside LiDAR scanner |
| US11768294B2 (en) | 2021-07-09 | 2023-09-26 | Innovusion, Inc. | Compact lidar systems for vehicle contour fitting |
| CN216356147U (zh) | 2021-11-24 | 2022-04-19 | 图达通智能科技(苏州)有限公司 | 一种车载激光雷达电机、车载激光雷达及车辆 |
| US11871130B2 (en) | 2022-03-25 | 2024-01-09 | Innovusion, Inc. | Compact perception device |
| US12204033B2 (en) | 2022-03-25 | 2025-01-21 | Seyond, Inc. | Multimodal detection with integrated sensors |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2946050A (en) * | 1946-01-30 | 1960-07-19 | Sperry Rand Corp | Pulse radar object detection system |
| US2981942A (en) * | 1952-01-23 | 1961-04-25 | Raytheon Co | Pulse echo systems |
| GB1322407A (en) * | 1970-10-15 | 1973-07-04 | British Aircraft Corp Ltd | Rangefinders |
| GB1325069A (en) * | 1970-12-10 | 1973-08-01 | British Aircraft Corp Ltd | Rangefinders |
| DE2606318C2 (de) * | 1975-03-24 | 1986-08-28 | Impulsphysik Gmbh, 2000 Hamburg | Einfaches Meßgerät der Schrägsichtweite |
-
1977
- 1977-06-15 DE DE2726999A patent/DE2726999C2/de not_active Expired
-
1978
- 1978-06-13 FR FR7817685A patent/FR2394816A1/fr active Granted
- 1978-06-14 CA CA305,490A patent/CA1103790A/en not_active Expired
- 1978-06-14 JP JP7102378A patent/JPS547368A/ja active Granted
- 1978-06-15 GB GB7827036A patent/GB2000411A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110188029A1 (en) * | 2008-07-04 | 2011-08-04 | Eads Deutschland Gmbh | Direct detection doppler lidar method and direction detection doppler lidar device |
| US8675184B2 (en) * | 2008-07-04 | 2014-03-18 | Eads Deutschland Gmbh | Direct detection Doppler LIDAR method and direction detection Doppler LIDAR device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2394816A1 (fr) | 1979-01-12 |
| DE2726999A1 (de) | 1978-12-21 |
| DE2726999C2 (de) | 1983-05-05 |
| FR2394816B3 (enrdf_load_stackoverflow) | 1981-02-27 |
| JPS547368A (en) | 1979-01-20 |
| JPS6114470B2 (enrdf_load_stackoverflow) | 1986-04-18 |
| GB2000411A (en) | 1979-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1103790A (en) | Ceilometric method and apparatus | |
| CN110927734B (zh) | 一种激光雷达系统及其抗干扰方法 | |
| US4259592A (en) | Ceilometric method and apparatus | |
| TWI432768B (zh) | 藉由光電影像感測器判定距離之方法與裝置 | |
| US5825464A (en) | Calibration system and method for lidar systems | |
| US20110313722A1 (en) | Return pulse shape analysis for falling edge object discrimination of aerosol lidar | |
| KR20220024177A (ko) | 적응형 다중 펄스 lidar 시스템 | |
| JPH06214027A (ja) | レーザー範囲検知装置 | |
| US3604803A (en) | Optical detection method for submerged objects | |
| CN110082772A (zh) | 一种信号回波率实时可控的卫星激光测距系统、方法及装置 | |
| JPH10507428A (ja) | 視界検出及び雨による曇り検出用センサ | |
| EP2260325B1 (en) | Light-integrating rangefinding device and method | |
| KR20230003089A (ko) | 안개 검출 및 적응형 응답 기능이 있는 라이다 시스템 | |
| US3446555A (en) | Optical ranging and detection system for submerged objects | |
| CN116009015A (zh) | 用于激光雷达的光罩脏污检测方法及光罩脏污检测系统 | |
| CN111670384A (zh) | 一种光发射方法、装置及扫描系统 | |
| US3937575A (en) | Electro-optical ranging means | |
| US4893026A (en) | Station for detecting and locating through laser beams an object or a substance likely to diffuse back at least one part of the incident laser ray and system for sensing a substance such as smoke in particular of a fire such as a forest fire | |
| Brown Jr | A new lidar for meteorological application | |
| JP2001349943A (ja) | レーザ測距装置、レーザ測距方法及び計測装置 | |
| Olson et al. | Active-infrared overhead vehicle sensor | |
| JPS6089784A (ja) | 物体検知装置 | |
| Pershin | New generation of the portable backscatter lidar with eye-safe energy level for environmental sensing | |
| JPH0327875B2 (enrdf_load_stackoverflow) | ||
| RU2136016C1 (ru) | Светолокационный измеритель высоты нижней границы облаков |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |