JP7474457B2 - ライダーイメージングセンサにおけるクロストーク干渉探知技術 - Google Patents

ライダーイメージングセンサにおけるクロストーク干渉探知技術 Download PDF

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JP7474457B2
JP7474457B2 JP2022520149A JP2022520149A JP7474457B2 JP 7474457 B2 JP7474457 B2 JP 7474457B2 JP 2022520149 A JP2022520149 A JP 2022520149A JP 2022520149 A JP2022520149 A JP 2022520149A JP 7474457 B2 JP7474457 B2 JP 7474457B2
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points
light pulses
series
quality factor
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JP2022550200A (ja
JP2022550200A5 (https=
JPWO2021067165A5 (https=
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アレン，ジョン，デイ
リャオ，トンイ
マッコード，マーク，エー．
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セプトン テクノロジーズ，インコーポレイテッド
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    • 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
    • G01S17/894—Three-dimensional [3D] imaging with simultaneous measurement of time-of-flight at a two-dimensional [2D] array of receiver pixels, e.g. time-of-flight cameras or flash lidar
    • 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
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple 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
    • G01S7/487—Extracting wanted echo signals, e.g. pulse detection

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  • 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)
JP2022520149A 2019-10-02 2020-09-28 ライダーイメージングセンサにおけるクロストーク干渉探知技術 Active JP7474457B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962909633P 2019-10-02 2019-10-02
US62/909,633 2019-10-02
US17/032,526 US11150348B2 (en) 2019-10-02 2020-09-25 Techniques for detecting cross-talk interferences in lidar imaging sensors
US17/032,526 2020-09-25
PCT/US2020/053021 WO2021067165A1 (en) 2019-10-02 2020-09-28 Techniques for detecting cross-talk interferences in lidar imaging sensors

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JP2022550200A JP2022550200A (ja) 2022-11-30
JP2022550200A5 JP2022550200A5 (https=) 2023-10-06
JPWO2021067165A5 JPWO2021067165A5 (https=) 2023-10-06
JP7474457B2 true JP7474457B2 (ja) 2024-04-25

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US (3) US11150348B2 (https=)
JP (1) JP7474457B2 (https=)
CN (1) CN114585943B (https=)
DE (1) DE112020004763T5 (https=)
WO (1) WO2021067165A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11150348B2 (en) 2019-10-02 2021-10-19 Cepton Technologies, Inc. Techniques for detecting cross-talk interferences in lidar imaging sensors
DE102020201637A1 (de) * 2020-02-11 2021-08-12 Ibeo Automotive Systems GmbH Verfahren zur Analyse von Rückstreuungs-Histogrammdaten bei einem optischen Pulslaufzeit-Verfahren und Vorrichtung zur Datenverarbeitung
US11561281B2 (en) * 2020-06-29 2023-01-24 Waymo Llc Selective deactivation of light emitters for interference mitigation in light detection and ranging (lidar) devices
DE102020005755A1 (de) * 2020-09-21 2022-03-24 Daimler Ag Verfahren und Vorrichtung zur Bestimmung von falsch-positiven Erkennungen eines Lidarsensors
US20240219557A1 (en) * 2021-04-26 2024-07-04 Neural Propulsion Systems, Inc. MOVING APERTURE LiDAR
CN113702952B (zh) * 2021-07-27 2024-10-25 北京三快在线科技有限公司 一种激光雷达校准方法及装置
CN113917436B (zh) * 2021-10-19 2025-08-15 上海擎朗智能科技有限公司 假点识别方法、机器人以及配送系统
US12039848B2 (en) * 2021-10-28 2024-07-16 Honeywell International Inc. Non-coaxial systems, methods, and devices for detecting smoke
US20230162382A1 (en) * 2021-11-23 2023-05-25 Dspace Gmbh Method and system for determining lidar intensity values, and training method
DE102022201740A1 (de) 2022-02-21 2023-08-24 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren und Vorrichtung zur Detektion von optischem Übersprechen in einem LiDAR-System sowie entsprechendes Computerprogramm, Speichermedium und LiDAR-System
CN115015874B (zh) * 2022-08-08 2022-11-08 探维科技(北京)有限公司 激光雷达串扰点云处理方法、装置、电子设备和介质
CN116538996B (zh) * 2023-07-04 2023-09-29 云南超图地理信息有限公司 基于激光雷达的地形测绘系统及方法
KR102897629B1 (ko) * 2025-09-03 2025-12-15 주식회사 바이다 라이다 기반 레이더 간섭 보정 장치 및 그 방법
CN120953276B (zh) * 2025-10-16 2026-03-24 东莞市捷润电子科技有限公司 一种lcd缺陷自动点亮检测与分类方法及系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016161340A (ja) 2015-02-27 2016-09-05 株式会社デンソー ノイズ除去方法および物体認識装置
JP2017125682A (ja) 2016-01-11 2017-07-20 株式会社デンソー レーザレーダ装置、周辺監視システム
US20170307759A1 (en) 2016-04-26 2017-10-26 Cepton Technologies, Inc. Multi-Range Three-Dimensional Imaging Systems
WO2020215368A1 (zh) 2019-04-22 2020-10-29 上海禾赛光电科技有限公司 可用于激光雷达的噪点识别方法以及激光雷达系统
WO2021002912A1 (en) 2019-07-01 2021-01-07 Velodyne Lidar Usa, Inc. Interference mitigation for light detection and ranging

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01123713A (ja) 1987-11-09 1989-05-16 Mitsubishi Electric Corp モールド金型
JP3248318B2 (ja) * 1993-11-18 2002-01-21 オムロン株式会社 レーザ光を用いた車載用距離測定装置
JP3185547B2 (ja) * 1994-06-28 2001-07-11 三菱電機株式会社 距離測定装置
JP3935560B2 (ja) * 1997-07-02 2007-06-27 オリンパス株式会社 距離測定装置
US7411196B2 (en) * 2005-08-18 2008-08-12 Itt Manufacturing Enterprises, Inc. Multi-sensors and differential absorption LIDAR data fusion
US8736818B2 (en) * 2010-08-16 2014-05-27 Ball Aerospace & Technologies Corp. Electronically steered flash LIDAR
US9575184B2 (en) * 2014-07-03 2017-02-21 Continental Advanced Lidar Solutions Us, Inc. LADAR sensor for a dense environment
US9453941B2 (en) 2014-12-22 2016-09-27 GM Global Technology Operations LLC Road surface reflectivity detection by lidar sensor
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
WO2018055513A2 (en) 2016-09-20 2018-03-29 Innoviz Technologies Ltd. Methods circuits devices assemblies systems and functionally associated machine executable code for light detection and ranging based scanning
US20180100928A1 (en) * 2016-10-09 2018-04-12 Innoviz Technologies Ltd. Methods circuits devices assemblies systems and functionally associated machine executable code for active scene scanning
US10845470B2 (en) 2016-11-16 2020-11-24 Waymo Llc Methods and systems for protecting a light detection and ranging (LIDAR) device
US10830878B2 (en) * 2016-12-30 2020-11-10 Panosense Inc. LIDAR system
US20180196125A1 (en) 2017-01-09 2018-07-12 Qualcomm Incorporated Systems and methods for lidar interference mitigation
US10641876B2 (en) 2017-04-06 2020-05-05 Quanergy Systems, Inc. Apparatus and method for mitigating LiDAR interference through pulse coding and frequency shifting
DE202018006696U1 (de) * 2017-05-15 2022-04-01 Ouster, Inc. Optischer Bildübertrager mit Helligkeitsverbesserung
US10591923B2 (en) * 2017-06-27 2020-03-17 GM Global Technology Operations LLC Method and apparatus for parallel illumination by a VCSEL array
US10754033B2 (en) 2017-06-30 2020-08-25 Waymo Llc Light detection and ranging (LIDAR) device range aliasing resilience by multiple hypotheses
US10311728B2 (en) * 2017-08-11 2019-06-04 Here Global B.V. Method and apparatus for providing a confidence-based road event message
US10955552B2 (en) * 2017-09-27 2021-03-23 Apple Inc. Waveform design for a LiDAR system with closely-spaced pulses
US10921431B2 (en) 2017-10-19 2021-02-16 Cepton Technologies Inc. Apparatuses for scanning a lidar system in two dimensions
US11971507B2 (en) 2018-08-24 2024-04-30 Velodyne Lidar Usa, Inc. Systems and methods for mitigating optical crosstalk in a light ranging and detection system
US11543495B2 (en) 2018-11-01 2023-01-03 Waymo Llc Shot reordering in LIDAR systems
DE102018129246B4 (de) 2018-11-21 2020-10-15 Infineon Technologies Ag Interferenzdetektierung und -minderung für lidarsysteme
US11150348B2 (en) 2019-10-02 2021-10-19 Cepton Technologies, Inc. Techniques for detecting cross-talk interferences in lidar imaging sensors

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016161340A (ja) 2015-02-27 2016-09-05 株式会社デンソー ノイズ除去方法および物体認識装置
JP2017125682A (ja) 2016-01-11 2017-07-20 株式会社デンソー レーザレーダ装置、周辺監視システム
US20170307759A1 (en) 2016-04-26 2017-10-26 Cepton Technologies, Inc. Multi-Range Three-Dimensional Imaging Systems
WO2020215368A1 (zh) 2019-04-22 2020-10-29 上海禾赛光电科技有限公司 可用于激光雷达的噪点识别方法以及激光雷达系统
WO2021002912A1 (en) 2019-07-01 2021-01-07 Velodyne Lidar Usa, Inc. Interference mitigation for light detection and ranging

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JP2022550200A (ja) 2022-11-30
US11899110B2 (en) 2024-02-13
CN114585943B (zh) 2023-07-14
US20210103055A1 (en) 2021-04-08
US12007480B2 (en) 2024-06-11
WO2021067165A1 (en) 2021-04-08
DE112020004763T5 (de) 2022-06-30
US11150348B2 (en) 2021-10-19
CN114585943A (zh) 2022-06-03
US20210405191A1 (en) 2021-12-30
US20210405190A1 (en) 2021-12-30

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