CN109116331A - 一种编码激光收发装置、测距装置以及激光雷达系统 - Google Patents
一种编码激光收发装置、测距装置以及激光雷达系统 Download PDFInfo
- Publication number
- CN109116331A CN109116331A CN201810678690.4A CN201810678690A CN109116331A CN 109116331 A CN109116331 A CN 109116331A CN 201810678690 A CN201810678690 A CN 201810678690A CN 109116331 A CN109116331 A CN 109116331A
- Authority
- CN
- China
- Prior art keywords
- laser
- signal
- coding
- laser pulse
- unit
- 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.)
- Granted
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
- 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
- G01S7/486—Receivers
- G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
-
- 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
- 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
- G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
-
- 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
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
- G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- 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
- G01S7/484—Transmitters
-
- 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
- G01S7/486—Receivers
-
- 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
- G01S7/486—Receivers
- G01S7/487—Extracting wanted echo signals, e.g. pulse detection
- G01S7/4873—Extracting wanted echo signals, e.g. pulse detection by deriving and controlling a threshold value
-
- 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
- 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)
Abstract
Description
Claims (23)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810678690.4A CN109116331B (zh) | 2018-06-27 | 2018-06-27 | 一种编码激光收发装置、测距装置以及激光雷达系统 |
PCT/CN2018/109049 WO2020000755A1 (en) | 2018-06-27 | 2018-09-30 | Adaptive coding for lidar systems |
CN202210050041.6A CN114296054A (zh) | 2018-06-27 | 2018-09-30 | 用于激光雷达系统的自适应编码 |
EP18924237.3A EP3814796A4 (en) | 2018-06-27 | 2018-09-30 | ADAPTIVE CODING FOR LIDAR SYSTEMS |
CN201880096848.5A CN112639527B (zh) | 2018-06-27 | 2018-09-30 | 用于激光雷达系统的自适应编码 |
US16/539,240 US10620302B2 (en) | 2018-06-27 | 2019-08-13 | Adaptive coding for Lidar systems |
US16/803,805 US11686827B2 (en) | 2018-06-27 | 2020-02-27 | Adaptive coding for Lidar systems |
US18/196,231 US20230358866A1 (en) | 2018-06-27 | 2023-05-11 | Adaptive coding for lidar systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810678690.4A CN109116331B (zh) | 2018-06-27 | 2018-06-27 | 一种编码激光收发装置、测距装置以及激光雷达系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109116331A true CN109116331A (zh) | 2019-01-01 |
CN109116331B CN109116331B (zh) | 2020-04-24 |
Family
ID=64822120
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810678690.4A Active CN109116331B (zh) | 2018-06-27 | 2018-06-27 | 一种编码激光收发装置、测距装置以及激光雷达系统 |
CN202210050041.6A Pending CN114296054A (zh) | 2018-06-27 | 2018-09-30 | 用于激光雷达系统的自适应编码 |
CN201880096848.5A Active CN112639527B (zh) | 2018-06-27 | 2018-09-30 | 用于激光雷达系统的自适应编码 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210050041.6A Pending CN114296054A (zh) | 2018-06-27 | 2018-09-30 | 用于激光雷达系统的自适应编码 |
CN201880096848.5A Active CN112639527B (zh) | 2018-06-27 | 2018-09-30 | 用于激光雷达系统的自适应编码 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20230358866A1 (zh) |
EP (1) | EP3814796A4 (zh) |
CN (3) | CN109116331B (zh) |
WO (1) | WO2020000755A1 (zh) |
Cited By (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109752729A (zh) * | 2019-01-23 | 2019-05-14 | 电子科技大学 | 一种脉冲式激光测距装置及方法 |
CN109884662A (zh) * | 2019-03-28 | 2019-06-14 | 深圳市镭神智能系统有限公司 | 一种激光雷达系统及车辆 |
CN109946654A (zh) * | 2019-01-30 | 2019-06-28 | 西安电子科技大学 | 雷达阵元-脉冲编码与处理方法 |
CN110058252A (zh) * | 2019-04-26 | 2019-07-26 | 深圳市镭神智能系统有限公司 | 一种激光收发装置和激光测距系统 |
CN110208814A (zh) * | 2019-05-17 | 2019-09-06 | 深圳市速腾聚创科技有限公司 | 激光雷达及其抗干扰方法 |
CN110361715A (zh) * | 2019-08-21 | 2019-10-22 | 深圳市镭神智能系统有限公司 | 一种脉冲编码装置、编码方法及激光雷达系统 |
CN110940396A (zh) * | 2019-11-02 | 2020-03-31 | 复旦大学 | 一种推进剂液位高精度激光测量装置 |
CN110940964A (zh) * | 2019-12-31 | 2020-03-31 | 西安炬光科技股份有限公司 | 激光雷达及信号识别方法 |
CN111538026A (zh) * | 2020-05-18 | 2020-08-14 | 福瑞泰克智能系统有限公司 | 一种激光测距方法及系统 |
CN111670378A (zh) * | 2019-01-09 | 2020-09-15 | 深圳市大疆创新科技有限公司 | 一种光发射装置及测距装置、移动平台 |
WO2020182132A1 (zh) * | 2019-03-14 | 2020-09-17 | 深圳市镭神智能系统有限公司 | 一种激光器的驱动电路、驱动方法及激光雷达系统 |
WO2021027756A1 (zh) * | 2019-08-13 | 2021-02-18 | 上海禾赛光电科技有限公司 | 控制车辆无人驾驶的方法、装置及系统 |
WO2021042382A1 (zh) * | 2019-09-06 | 2021-03-11 | 深圳市速腾聚创科技有限公司 | 激光雷达测距方法、装置、计算机设备和存储介质 |
CN112782668A (zh) * | 2019-11-07 | 2021-05-11 | 上海禾赛科技股份有限公司 | 多脉冲激光发射电路、激光雷达以及发射激光束的方法 |
WO2021146954A1 (en) * | 2020-01-21 | 2021-07-29 | Hesai Technology Co., Ltd. | Systems and methods for light detection and ranging |
CN113287037A (zh) * | 2019-01-15 | 2021-08-20 | 国立大学法人静冈大学 | 距离图像测定装置、距离图像测定系统以及距离图像测定方法 |
WO2021169714A1 (zh) * | 2020-02-28 | 2021-09-02 | 上海禾赛科技有限公司 | 激光雷达以及应用于激光雷达的抗干扰方法 |
CN114325726A (zh) * | 2020-09-27 | 2022-04-12 | 北京一径科技有限公司 | 激光雷达的抗串扰处理方法、存储介质及激光雷达 |
US11346952B2 (en) | 2017-12-08 | 2022-05-31 | Hesai Technology Co., Ltd. | Systems and methods for light detection and ranging |
CN114935742A (zh) * | 2022-04-18 | 2022-08-23 | 深圳阜时科技有限公司 | 发射模组、光电检测装置及电子设备 |
WO2022213659A1 (zh) * | 2021-04-07 | 2022-10-13 | 上海禾赛科技有限公司 | 激光雷达及测距方法 |
WO2022257530A1 (zh) * | 2021-06-07 | 2022-12-15 | 上海禾赛科技有限公司 | 激光雷达的控制方法及激光雷达 |
WO2023273421A1 (zh) * | 2021-06-30 | 2023-01-05 | 上海禾赛科技有限公司 | 用于激光雷达的光罩脏污检测方法及光罩脏污检测系统 |
US11555895B2 (en) | 2021-04-20 | 2023-01-17 | Innovusion, Inc. | Dynamic compensation to polygon and motor tolerance using galvo control profile |
US11569632B2 (en) | 2018-04-09 | 2023-01-31 | Innovusion, Inc. | Lidar systems and methods for exercising precise control of a fiber laser |
US11567213B2 (en) | 2021-02-18 | 2023-01-31 | Innovusion, Inc. | Dual shaft axial flux motor for optical scanners |
US11579258B1 (en) | 2018-08-30 | 2023-02-14 | Innovusion, Inc. | Solid state pulse steering in lidar systems |
US11579300B1 (en) | 2018-08-21 | 2023-02-14 | Innovusion, Inc. | Dual lens receive path for LiDAR system |
US11604279B2 (en) | 2017-01-05 | 2023-03-14 | Innovusion, Inc. | MEMS beam steering and fisheye receiving lens for LiDAR system |
US11609336B1 (en) | 2018-08-21 | 2023-03-21 | Innovusion, Inc. | Refraction compensation for use in LiDAR systems |
US11614526B1 (en) | 2018-08-24 | 2023-03-28 | Innovusion, Inc. | Virtual windows for LIDAR safety systems and methods |
US11614521B2 (en) | 2021-04-21 | 2023-03-28 | Innovusion, Inc. | LiDAR scanner with pivot prism and mirror |
US11644543B2 (en) | 2018-11-14 | 2023-05-09 | Innovusion, Inc. | LiDAR systems and methods that use a multi-facet mirror |
US11662439B2 (en) | 2021-04-22 | 2023-05-30 | Innovusion, Inc. | Compact LiDAR design with high resolution and ultra-wide field of view |
US11662440B2 (en) | 2021-05-21 | 2023-05-30 | Innovusion, Inc. | Movement profiles for smart scanning using galvonometer mirror inside LiDAR scanner |
US11675053B2 (en) | 2018-06-15 | 2023-06-13 | Innovusion, Inc. | LiDAR systems and methods for focusing on ranges of interest |
US11675055B2 (en) | 2019-01-10 | 2023-06-13 | Innovusion, Inc. | LiDAR systems and methods with beam steering and wide angle signal detection |
US11675050B2 (en) | 2018-01-09 | 2023-06-13 | Innovusion, Inc. | LiDAR detection systems and methods |
US11762065B2 (en) | 2019-02-11 | 2023-09-19 | Innovusion, Inc. | Multiple beam generation from a single source beam for use with a lidar system |
US11768294B2 (en) | 2021-07-09 | 2023-09-26 | Innovusion, Inc. | Compact lidar systems for vehicle contour fitting |
US11927696B2 (en) | 2018-02-21 | 2024-03-12 | Innovusion, Inc. | LiDAR systems with fiber optic coupling |
US11947047B2 (en) | 2017-01-05 | 2024-04-02 | Seyond, Inc. | Method and system for encoding and decoding LiDAR |
US11953601B2 (en) | 2016-12-30 | 2024-04-09 | Seyond, Inc. | Multiwavelength lidar design |
US11965980B2 (en) | 2018-01-09 | 2024-04-23 | Innovusion, Inc. | Lidar detection systems and methods that use multi-plane mirrors |
US11977183B2 (en) | 2016-12-31 | 2024-05-07 | Seyond, Inc. | 2D scanning high precision LiDAR using combination of rotating concave mirror and beam steering devices |
US11977185B1 (en) | 2019-04-04 | 2024-05-07 | Seyond, Inc. | Variable angle polygon for use with a LiDAR system |
US11988773B2 (en) | 2018-02-23 | 2024-05-21 | Innovusion, Inc. | 2-dimensional steering system for lidar systems |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019165130A1 (en) | 2018-02-21 | 2019-08-29 | Innovusion Ireland Limited | Lidar detection systems and methods with high repetition rate to observe far objects |
WO2020013890A2 (en) | 2018-02-23 | 2020-01-16 | Innovusion Ireland Limited | Multi-wavelength pulse steering in lidar systems |
US10466342B1 (en) | 2018-09-30 | 2019-11-05 | Hesai Photonics Technology Co., Ltd. | Adaptive coding for lidar systems |
US11796645B1 (en) | 2018-08-24 | 2023-10-24 | Innovusion, Inc. | Systems and methods for tuning filters for use in lidar systems |
CN112612015A (zh) * | 2020-12-08 | 2021-04-06 | 广东博智林机器人有限公司 | 一种激光雷达系统 |
EP4260086A1 (en) | 2021-03-01 | 2023-10-18 | Innovusion, Inc. | Fiber-based transmitter and receiver channels of light detection and ranging systems |
CN115248427A (zh) * | 2021-04-27 | 2022-10-28 | 上海禾赛科技有限公司 | 激光雷达的控制方法及激光雷达 |
CN114594455B (zh) * | 2022-01-13 | 2022-11-18 | 杭州宏景智驾科技有限公司 | 激光雷达系统及其控制方法 |
CN114545383B (zh) * | 2022-01-25 | 2022-11-25 | 广东德赛矽镨技术有限公司 | 一种高抗干扰能力的x波段可调雷达感应方法及系统 |
US11871130B2 (en) | 2022-03-25 | 2024-01-09 | Innovusion, Inc. | Compact perception device |
CN116930980A (zh) * | 2022-04-02 | 2023-10-24 | 上海禾赛科技有限公司 | 激光雷达的探测方法、计算机存储介质以及激光雷达 |
EP4303625A1 (en) * | 2022-07-05 | 2024-01-10 | Veoneer Sweden AB | Lidar system and method to operate |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005346853A (ja) * | 2004-06-04 | 2005-12-15 | Hitachi-Lg Data Storage Inc | 高速記録装置及び評価装置 |
CN107728156A (zh) * | 2017-09-29 | 2018-02-23 | 西安知微传感技术有限公司 | 一种增强激光雷达抗干扰性的方法及系统 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7830442B2 (en) * | 2002-04-30 | 2010-11-09 | ARETé ASSOCIATES | Compact economical lidar system |
US20100157280A1 (en) * | 2008-12-19 | 2010-06-24 | Ambercore Software Inc. | Method and system for aligning a line scan camera with a lidar scanner for real time data fusion in three dimensions |
CN101718863A (zh) * | 2009-11-13 | 2010-06-02 | 北方工业大学 | 一种有源编码辐射定标的信号处理方法 |
CN102176024B (zh) * | 2011-02-22 | 2012-11-21 | 哈尔滨工业大学 | 多脉冲门延迟距离选通激光成像雷达 |
EP2631674A1 (de) | 2012-02-23 | 2013-08-28 | ELMOS Semiconductor AG | Verfahren und Sensorsystem zur Vermessung der Eigenschaften einer Übertragungsstrecke eines Messsystems zwischen Sender und Empfänger |
US9915726B2 (en) * | 2012-03-16 | 2018-03-13 | Continental Advanced Lidar Solutions Us, Llc | Personal LADAR sensor |
CN102798866B (zh) * | 2012-08-14 | 2014-05-28 | 哈尔滨工业大学 | 激光雷达系统及采用该系统的正弦调幅-脉冲相位编码调制的复合测距和测速方法 |
CN103197321B (zh) * | 2013-03-22 | 2015-07-15 | 北京航空航天大学 | 一种全波形激光雷达系统 |
CN103616696B (zh) * | 2013-11-27 | 2015-10-21 | 中国电子科技集团公司第三十八研究所 | 一种激光成像雷达装置及其测距的方法 |
CN103885065B (zh) * | 2014-03-21 | 2016-04-13 | 中国科学院上海光学精密机械研究所 | 双波长双脉冲的无模糊激光测距装置 |
CN104035097B (zh) * | 2014-07-01 | 2016-09-28 | 清华大学 | 一种阵列发射单元接收的无扫描三维激光探测装置及方法 |
CN105182361A (zh) * | 2015-08-06 | 2015-12-23 | 哈尔滨工业大学 | 一种基于复合调制脉冲编码的4d成像光子计数激光雷达 |
GB201516701D0 (en) * | 2015-09-21 | 2015-11-04 | Innovation & Business Dev Solutions Ltd | Time of flight distance sensor |
CN108351418B (zh) * | 2015-09-28 | 2022-02-08 | 博莱佳私人有限公司 | 空间分析测量系统和方法 |
US10627490B2 (en) * | 2016-01-31 | 2020-04-21 | Velodyne Lidar, Inc. | Multiple pulse, LIDAR based 3-D imaging |
US10761195B2 (en) * | 2016-04-22 | 2020-09-01 | OPSYS Tech Ltd. | Multi-wavelength LIDAR system |
US10451740B2 (en) | 2016-04-26 | 2019-10-22 | Cepton Technologies, Inc. | Scanning lidar systems for three-dimensional sensing |
US10859700B2 (en) * | 2016-07-21 | 2020-12-08 | Z-Senz Llc | Systems, devices, and/or methods for encoded time of flight light detection and ranging |
DE102016011299A1 (de) * | 2016-09-19 | 2018-03-22 | Blickfeld GmbH | Codierte Laserlicht-Pulssequenzen für LIDAR |
CN106353740A (zh) * | 2016-10-14 | 2017-01-25 | 中国人民解放军海军航空工程学院 | 一种基于时序脉冲编码的无线电应答标校设备 |
US10466342B1 (en) * | 2018-09-30 | 2019-11-05 | Hesai Photonics Technology Co., Ltd. | Adaptive coding for lidar systems |
CN114450604A (zh) * | 2019-08-08 | 2022-05-06 | 神经推进系统股份有限公司 | 分布式孔径光学测距系统 |
CN115066634A (zh) * | 2020-02-10 | 2022-09-16 | 上海禾赛科技有限公司 | 用于Lidar系统的自适应发射器和接收器 |
-
2018
- 2018-06-27 CN CN201810678690.4A patent/CN109116331B/zh active Active
- 2018-09-30 CN CN202210050041.6A patent/CN114296054A/zh active Pending
- 2018-09-30 WO PCT/CN2018/109049 patent/WO2020000755A1/en unknown
- 2018-09-30 CN CN201880096848.5A patent/CN112639527B/zh active Active
- 2018-09-30 EP EP18924237.3A patent/EP3814796A4/en active Pending
-
2023
- 2023-05-11 US US18/196,231 patent/US20230358866A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005346853A (ja) * | 2004-06-04 | 2005-12-15 | Hitachi-Lg Data Storage Inc | 高速記録装置及び評価装置 |
CN107728156A (zh) * | 2017-09-29 | 2018-02-23 | 西安知微传感技术有限公司 | 一种增强激光雷达抗干扰性的方法及系统 |
Non-Patent Citations (2)
Title |
---|
郭祥玉: ""一种脉冲激光光源"", 《电源技术应用》 * |
陈华成 等: ""便携式脉冲激光测距升压模块的研究与应用"", 《信息技术与信息化》 * |
Cited By (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11953601B2 (en) | 2016-12-30 | 2024-04-09 | Seyond, Inc. | Multiwavelength lidar design |
US11977183B2 (en) | 2016-12-31 | 2024-05-07 | Seyond, Inc. | 2D scanning high precision LiDAR using combination of rotating concave mirror and beam steering devices |
US11604279B2 (en) | 2017-01-05 | 2023-03-14 | Innovusion, Inc. | MEMS beam steering and fisheye receiving lens for LiDAR system |
US11947047B2 (en) | 2017-01-05 | 2024-04-02 | Seyond, Inc. | Method and system for encoding and decoding LiDAR |
US11346952B2 (en) | 2017-12-08 | 2022-05-31 | Hesai Technology Co., Ltd. | Systems and methods for light detection and ranging |
US11573327B2 (en) | 2017-12-08 | 2023-02-07 | Hesai Technology Co., Ltd. | Systems and methods for light detection and ranging |
US11675050B2 (en) | 2018-01-09 | 2023-06-13 | Innovusion, Inc. | LiDAR detection systems and methods |
US11965980B2 (en) | 2018-01-09 | 2024-04-23 | Innovusion, Inc. | Lidar detection systems and methods that use multi-plane mirrors |
US11977184B2 (en) | 2018-01-09 | 2024-05-07 | Seyond, Inc. | LiDAR detection systems and methods that use multi-plane mirrors |
US11927696B2 (en) | 2018-02-21 | 2024-03-12 | Innovusion, Inc. | LiDAR systems with fiber optic coupling |
US11988773B2 (en) | 2018-02-23 | 2024-05-21 | Innovusion, Inc. | 2-dimensional steering system for lidar systems |
US11569632B2 (en) | 2018-04-09 | 2023-01-31 | Innovusion, Inc. | Lidar systems and methods for exercising precise control of a fiber laser |
US11675053B2 (en) | 2018-06-15 | 2023-06-13 | Innovusion, Inc. | LiDAR systems and methods for focusing on ranges of interest |
US11579300B1 (en) | 2018-08-21 | 2023-02-14 | Innovusion, Inc. | Dual lens receive path for LiDAR system |
US11609336B1 (en) | 2018-08-21 | 2023-03-21 | Innovusion, Inc. | Refraction compensation for use in LiDAR systems |
US11940570B2 (en) | 2018-08-24 | 2024-03-26 | Seyond, Inc. | Virtual windows for LiDAR safety systems and methods |
US11614526B1 (en) | 2018-08-24 | 2023-03-28 | Innovusion, Inc. | Virtual windows for LIDAR safety systems and methods |
US11914076B2 (en) | 2018-08-30 | 2024-02-27 | Innovusion, Inc. | Solid state pulse steering in LiDAR systems |
US11579258B1 (en) | 2018-08-30 | 2023-02-14 | Innovusion, Inc. | Solid state pulse steering in lidar systems |
US11686824B2 (en) | 2018-11-14 | 2023-06-27 | Innovusion, Inc. | LiDAR systems that use a multi-facet mirror |
US11644543B2 (en) | 2018-11-14 | 2023-05-09 | Innovusion, Inc. | LiDAR systems and methods that use a multi-facet mirror |
CN111670378A (zh) * | 2019-01-09 | 2020-09-15 | 深圳市大疆创新科技有限公司 | 一种光发射装置及测距装置、移动平台 |
US11675055B2 (en) | 2019-01-10 | 2023-06-13 | Innovusion, Inc. | LiDAR systems and methods with beam steering and wide angle signal detection |
CN113287037A (zh) * | 2019-01-15 | 2021-08-20 | 国立大学法人静冈大学 | 距离图像测定装置、距离图像测定系统以及距离图像测定方法 |
CN113287037B (zh) * | 2019-01-15 | 2024-05-07 | 国立大学法人静冈大学 | 距离图像测定装置、距离图像测定系统以及距离图像测定方法 |
CN109752729B (zh) * | 2019-01-23 | 2023-04-07 | 电子科技大学 | 一种脉冲式激光测距装置及方法 |
CN109752729A (zh) * | 2019-01-23 | 2019-05-14 | 电子科技大学 | 一种脉冲式激光测距装置及方法 |
CN109946654A (zh) * | 2019-01-30 | 2019-06-28 | 西安电子科技大学 | 雷达阵元-脉冲编码与处理方法 |
US11762065B2 (en) | 2019-02-11 | 2023-09-19 | Innovusion, Inc. | Multiple beam generation from a single source beam for use with a lidar system |
WO2020182132A1 (zh) * | 2019-03-14 | 2020-09-17 | 深圳市镭神智能系统有限公司 | 一种激光器的驱动电路、驱动方法及激光雷达系统 |
WO2020192419A1 (zh) * | 2019-03-28 | 2020-10-01 | 深圳市镭神智能系统有限公司 | 一种激光雷达系统及车辆 |
CN109884662A (zh) * | 2019-03-28 | 2019-06-14 | 深圳市镭神智能系统有限公司 | 一种激光雷达系统及车辆 |
US11977185B1 (en) | 2019-04-04 | 2024-05-07 | Seyond, Inc. | Variable angle polygon for use with a LiDAR system |
CN110058252A (zh) * | 2019-04-26 | 2019-07-26 | 深圳市镭神智能系统有限公司 | 一种激光收发装置和激光测距系统 |
CN110058252B (zh) * | 2019-04-26 | 2023-09-01 | 深圳市镭神智能系统有限公司 | 一种激光收发装置和激光测距系统 |
CN110208814B (zh) * | 2019-05-17 | 2022-07-08 | 深圳市速腾聚创科技有限公司 | 激光雷达及其抗干扰方法 |
CN110208814A (zh) * | 2019-05-17 | 2019-09-06 | 深圳市速腾聚创科技有限公司 | 激光雷达及其抗干扰方法 |
WO2021027756A1 (zh) * | 2019-08-13 | 2021-02-18 | 上海禾赛光电科技有限公司 | 控制车辆无人驾驶的方法、装置及系统 |
CN114003043A (zh) * | 2019-08-13 | 2022-02-01 | 上海禾赛科技有限公司 | 控制车辆无人驾驶的方法、装置及系统 |
CN110361715A (zh) * | 2019-08-21 | 2019-10-22 | 深圳市镭神智能系统有限公司 | 一种脉冲编码装置、编码方法及激光雷达系统 |
CN110361715B (zh) * | 2019-08-21 | 2023-03-10 | 深圳市镭神智能系统有限公司 | 一种脉冲编码装置、编码方法及激光雷达系统 |
WO2021042382A1 (zh) * | 2019-09-06 | 2021-03-11 | 深圳市速腾聚创科技有限公司 | 激光雷达测距方法、装置、计算机设备和存储介质 |
CN110940396A (zh) * | 2019-11-02 | 2020-03-31 | 复旦大学 | 一种推进剂液位高精度激光测量装置 |
WO2021088647A1 (zh) * | 2019-11-07 | 2021-05-14 | 上海禾赛科技股份有限公司 | 多脉冲激光发射电路、激光雷达以及发射激光束的方法 |
CN112782668A (zh) * | 2019-11-07 | 2021-05-11 | 上海禾赛科技股份有限公司 | 多脉冲激光发射电路、激光雷达以及发射激光束的方法 |
CN110940964A (zh) * | 2019-12-31 | 2020-03-31 | 西安炬光科技股份有限公司 | 激光雷达及信号识别方法 |
WO2021146954A1 (en) * | 2020-01-21 | 2021-07-29 | Hesai Technology Co., Ltd. | Systems and methods for light detection and ranging |
CN113406652A (zh) * | 2020-02-28 | 2021-09-17 | 上海禾赛科技有限公司 | 激光雷达以及应用于激光雷达的抗干扰方法 |
WO2021169714A1 (zh) * | 2020-02-28 | 2021-09-02 | 上海禾赛科技有限公司 | 激光雷达以及应用于激光雷达的抗干扰方法 |
CN111538026A (zh) * | 2020-05-18 | 2020-08-14 | 福瑞泰克智能系统有限公司 | 一种激光测距方法及系统 |
CN114325726B (zh) * | 2020-09-27 | 2022-12-13 | 北京一径科技有限公司 | 激光雷达的抗串扰处理方法、存储介质及激光雷达 |
CN114325726A (zh) * | 2020-09-27 | 2022-04-12 | 北京一径科技有限公司 | 激光雷达的抗串扰处理方法、存储介质及激光雷达 |
US11567213B2 (en) | 2021-02-18 | 2023-01-31 | Innovusion, Inc. | Dual shaft axial flux motor for optical scanners |
WO2022213659A1 (zh) * | 2021-04-07 | 2022-10-13 | 上海禾赛科技有限公司 | 激光雷达及测距方法 |
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 |
US11662439B2 (en) | 2021-04-22 | 2023-05-30 | Innovusion, Inc. | Compact LiDAR design with high resolution and ultra-wide field of view |
US11662440B2 (en) | 2021-05-21 | 2023-05-30 | Innovusion, Inc. | Movement profiles for smart scanning using galvonometer mirror inside LiDAR scanner |
WO2022257530A1 (zh) * | 2021-06-07 | 2022-12-15 | 上海禾赛科技有限公司 | 激光雷达的控制方法及激光雷达 |
WO2023273421A1 (zh) * | 2021-06-30 | 2023-01-05 | 上海禾赛科技有限公司 | 用于激光雷达的光罩脏污检测方法及光罩脏污检测系统 |
US11768294B2 (en) | 2021-07-09 | 2023-09-26 | Innovusion, Inc. | Compact lidar systems for vehicle contour fitting |
CN114935742A (zh) * | 2022-04-18 | 2022-08-23 | 深圳阜时科技有限公司 | 发射模组、光电检测装置及电子设备 |
CN114935742B (zh) * | 2022-04-18 | 2023-08-22 | 深圳阜时科技有限公司 | 发射模组、光电检测装置及电子设备 |
Also Published As
Publication number | Publication date |
---|---|
CN112639527A (zh) | 2021-04-09 |
CN114296054A (zh) | 2022-04-08 |
CN109116331B (zh) | 2020-04-24 |
EP3814796A1 (en) | 2021-05-05 |
WO2020000755A1 (en) | 2020-01-02 |
CN112639527B (zh) | 2022-02-25 |
US20230358866A1 (en) | 2023-11-09 |
EP3814796A4 (en) | 2022-08-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109116331A (zh) | 一种编码激光收发装置、测距装置以及激光雷达系统 | |
CN109116366A (zh) | 一种非均匀脉冲能量的多线束激光雷达 | |
CN214795206U (zh) | 激光雷达 | |
US10613223B2 (en) | Method of detecting objects, corresponding system and apparatus | |
US10641876B2 (en) | Apparatus and method for mitigating LiDAR interference through pulse coding and frequency shifting | |
CN109752729A (zh) | 一种脉冲式激光测距装置及方法 | |
CN110161522B (zh) | 一种可消除距离模糊的高重频单光子激光雷达 | |
US9268013B2 (en) | Method for measuring distances | |
CN108089201A (zh) | 障碍物信息获取方法、激光脉冲的发射方法及装置 | |
CN102687038B (zh) | 障碍物检测装置 | |
CN109669188B (zh) | 多沿触发时间鉴别方法和脉冲式激光测距方法 | |
US7012562B2 (en) | Pulse wave radar device | |
CN109683171A (zh) | 激光雷达及其测距方法 | |
CN110741281B (zh) | 采用迟锁盖格模式检测的LiDAR系统及方法 | |
US9435880B2 (en) | Pulse transponder countermeasure | |
KR102056957B1 (ko) | 장거리, 소형 타겟 거리측정 | |
RU2007145206A (ru) | Радиочастотная система для слежения за объектами | |
CN110333499A (zh) | 激光雷达及激光雷达控制方法 | |
CN108594253A (zh) | 光脉冲测距方法、装置、激光雷达和存储介质 | |
CN107884779A (zh) | 激光雷达、车辆、测距误差测量方法、及测距方法 | |
CN105974429A (zh) | 光波测距仪 | |
CN109856645A (zh) | 基于混沌调制vcsel阵列的无人驾驶激光雷达装置 | |
WO2017134707A1 (ja) | 測距装置、測距方法、信号処理装置および投光装置 | |
CN104808214A (zh) | 一种多发射系统的脉冲激光测距仪 | |
CN109188392A (zh) | 一种远距离微弱信号的探测装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.2 building, no.468 xinlai Road, Jiading District, Shanghai, 201821 Patentee after: Shanghai Hesai Technology Co., Ltd Address before: Room j385, building 6, 1288 Yecheng Road, Jiading District, Shanghai Patentee before: HESAI PHOTONICS TECHNOLOGY Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: No.2 building, no.468 xinlai Road, Jiading District, Shanghai, 201821 Patentee after: Shanghai Hesai Technology Co.,Ltd. Address before: No.2 building, no.468 xinlai Road, Jiading District, Shanghai, 201821 Patentee before: Shanghai Hesai Technology Co., Ltd |