CN117008140A - 一种激光雷达和激光扫描方法 - Google Patents
一种激光雷达和激光扫描方法 Download PDFInfo
- Publication number
- CN117008140A CN117008140A CN202210468574.6A CN202210468574A CN117008140A CN 117008140 A CN117008140 A CN 117008140A CN 202210468574 A CN202210468574 A CN 202210468574A CN 117008140 A CN117008140 A CN 117008140A
- Authority
- CN
- China
- Prior art keywords
- laser
- light
- module
- splitting
- paths
- 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 title claims abstract description 35
- 230000003287 optical effect Effects 0.000 claims abstract description 145
- 238000001514 detection method Methods 0.000 claims abstract description 40
- 230000010287 polarization Effects 0.000 claims description 56
- 239000000835 fiber Substances 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 238000002834 transmittance Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000002310 reflectometry Methods 0.000 claims description 5
- 239000013307 optical fiber Substances 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 34
- 230000000243 photosynthetic effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000004927 fusion Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 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
-
- 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
-
- 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
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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210468574.6A CN117008140A (zh) | 2022-04-29 | 2022-04-29 | 一种激光雷达和激光扫描方法 |
| PCT/CN2023/082642 WO2023207425A1 (fr) | 2022-04-29 | 2023-03-21 | Radar laser et procédé de balayage laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210468574.6A CN117008140A (zh) | 2022-04-29 | 2022-04-29 | 一种激光雷达和激光扫描方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117008140A true CN117008140A (zh) | 2023-11-07 |
Family
ID=88517297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210468574.6A Pending CN117008140A (zh) | 2022-04-29 | 2022-04-29 | 一种激光雷达和激光扫描方法 |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN117008140A (fr) |
| WO (1) | WO2023207425A1 (fr) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11592527B2 (en) * | 2018-02-16 | 2023-02-28 | Cepton Technologies, Inc. | Systems for incorporating LiDAR sensors in a headlamp module of a vehicle |
| CN109814086B (zh) * | 2019-01-07 | 2020-11-03 | 上海禾赛科技股份有限公司 | 一种激光雷达 |
| CN110174663A (zh) * | 2019-05-31 | 2019-08-27 | 昂纳信息技术（深圳）有限公司 | 一种激光雷达的光功率分配方法及光功率分配装置和系统 |
| CN110398752A (zh) * | 2019-08-05 | 2019-11-01 | 昂纳信息技术（深圳）有限公司 | 一种多视场的激光雷达系统 |
| CN111487603B (zh) * | 2020-04-20 | 2024-07-12 | 深圳奥锐达科技有限公司 | 一种激光发射单元及其制造方法 |
| CN114236551A (zh) * | 2021-12-13 | 2022-03-25 | 上海浙江大学高等研究院 | 基于单一激光光源的多激光雷达探测系统 |
-
2022
- 2022-04-29 CN CN202210468574.6A patent/CN117008140A/zh active Pending
-
2023
- 2023-03-21 WO PCT/CN2023/082642 patent/WO2023207425A1/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023207425A1 (fr) | 2023-11-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109597050B (zh) | 一种激光雷达 | |
| CN109613515B (zh) | 一种激光雷达系统 | |
| EP4191282A1 (fr) | Système optique de radar laser et système radar laser | |
| US20210373162A1 (en) | Lens and integrated beam transceiver based lidar detection device | |
| CA3124640C (fr) | Module de mesure laser et radar laser | |
| CN115685147B (zh) | 调频连续波激光雷达及自动驾驶设备 | |
| CN114730008A (zh) | 具有固态光谱扫描的光检测和测距系统 | |
| CN114460601B (zh) | 一种激光雷达系统 | |
| CN113156401B (zh) | 一种收发分置激光雷达光学系统 | |
| CN110531369B (zh) | 一种固态激光雷达 | |
| WO2021262207A1 (fr) | Système de détection et de télémétrie par ondes continues (lidar) | |
| CN112204427B (zh) | 一种测距装置及移动平台 | |
| CN212321852U (zh) | 一种适用于自动驾驶的激光雷达点云成像装置 | |
| CN111458724A (zh) | 一种适用于自动驾驶的激光雷达点云成像装置和方法 | |
| CN113721220A (zh) | 一种单自由度旋转实现二维光学扫描的方法 | |
| CN117008140A (zh) | 一种激光雷达和激光扫描方法 | |
| CN115407313B (zh) | 多通道激光雷达 | |
| CN116990828A (zh) | 激光雷达和可移动设备 | |
| CN108896978B (zh) | 基于奈奎斯特脉冲的集成激光雷达 | |
| CN211741559U (zh) | 一种双波长多线激光雷达装置 | |
| US11914076B2 (en) | Solid state pulse steering in LiDAR systems | |
| WO2023072022A1 (fr) | Système lidar et appareil électronique | |
| CN116736265B (zh) | 光芯片、fmcw激光雷达及可移动设备 | |
| CN113267777B (zh) | 一种激光雷达 | |
| CN217787382U (zh) | 一种探测光学系统 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |