FR2172409B3 - - Google Patents

Info

Publication number
FR2172409B3
FR2172409B3 FR7305682A FR7305682A FR2172409B3 FR 2172409 B3 FR2172409 B3 FR 2172409B3 FR 7305682 A FR7305682 A FR 7305682A FR 7305682 A FR7305682 A FR 7305682A FR 2172409 B3 FR2172409 B3 FR 2172409B3
Authority
FR
France
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
Application number
FR7305682A
Other languages
French (fr)
Other versions
FR2172409A1 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of FR2172409A1 publication Critical patent/FR2172409A1/fr
Application granted granted Critical
Publication of FR2172409B3 publication Critical patent/FR2172409B3/fr
Expired legal-status Critical Current

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
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • 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
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/22—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency
    • G01S13/225—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency with cyclic repetition of a non-uniform pulse sequence, e.g. staggered PRF
    • 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
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G01S7/0235—Avoidance by time multiplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7305682A 1972-02-19 1973-02-16 Expired FR2172409B3 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47017439A JPS5245479B2 (enrdf_load_stackoverflow) 1972-02-19 1972-02-19

Publications (2)

Publication Number Publication Date
FR2172409A1 FR2172409A1 (enrdf_load_stackoverflow) 1973-09-28
FR2172409B3 true FR2172409B3 (enrdf_load_stackoverflow) 1976-02-13

Family

ID=11944044

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7305682A Expired FR2172409B3 (enrdf_load_stackoverflow) 1972-02-19 1973-02-16

Country Status (3)

Country Link
JP (1) JPS5245479B2 (enrdf_load_stackoverflow)
FR (1) FR2172409B3 (enrdf_load_stackoverflow)
GB (1) GB1427164A (enrdf_load_stackoverflow)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432091A (en) * 1977-08-15 1979-03-09 Nec Corp Radar interference eleimenating system
SE408985B (sv) * 1977-12-27 1979-07-16 Philips Svenska Ab Pulsgenerator
JPS5717462U (enrdf_load_stackoverflow) * 1980-06-26 1982-01-29
JPH0235042U (enrdf_load_stackoverflow) * 1988-08-29 1990-03-06
GB2387300B (en) * 2002-04-02 2005-02-16 Thales Plc Method and apparatus for modulation
JP2006118924A (ja) 2004-10-20 2006-05-11 Tdk Corp パルスレーダー装置
JP4916678B2 (ja) * 2005-06-21 2012-04-18 三菱電機株式会社 レーダ装置
US11609336B1 (en) 2018-08-21 2023-03-21 Innovusion, Inc. Refraction compensation for use in LiDAR systems
JP5703441B2 (ja) * 2010-11-16 2015-04-22 パナソニックＩｐマネジメント株式会社 レーダ装置
KR102656372B1 (ko) 2016-12-30 2024-04-12 세욘드, 인크. 다중파장 라이다 설계
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
KR102569841B1 (ko) 2017-01-05 2023-08-24 이노뷰전, 인크. LiDAR를 인코딩 및 디코딩하기 위한 방법 및 시스템
US11054508B2 (en) 2017-01-05 2021-07-06 Innovusion Ireland Limited High resolution LiDAR using high frequency pulse firing
US11009605B2 (en) 2017-01-05 2021-05-18 Innovusion Ireland Limited MEMS beam steering and fisheye receiving lens for LiDAR system
CN119126130A (zh) 2017-10-19 2024-12-13 图达通智能美国有限公司 具有大动态范围的lidar
US11493601B2 (en) 2017-12-22 2022-11-08 Innovusion, Inc. High density LIDAR scanning
US11977184B2 (en) 2018-01-09 2024-05-07 Seyond, Inc. 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
WO2019165130A1 (en) * 2018-02-21 2019-08-29 Innovusion Ireland Limited 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
WO2019165289A1 (en) 2018-02-22 2019-08-29 Innovusion Ireland Limited Receive path for lidar system
US12085673B2 (en) 2018-02-23 2024-09-10 Seyond, Inc. Distributed LiDAR systems
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
US11808888B2 (en) 2018-02-23 2023-11-07 Innovusion, Inc. Multi-wavelength pulse steering in LiDAR systems
WO2019245614A2 (en) 2018-03-09 2019-12-26 Innovusion Ireland Limited Lidar safety systems and methods
US11789132B2 (en) 2018-04-09 2023-10-17 Innovusion, Inc. Compensation circuitry for lidar receiver systems and method of use thereof
WO2019199775A1 (en) 2018-04-09 2019-10-17 Innovusion Ireland Limited Lidar systems and methods for exercising precise control of a fiber laser
CN114114295B (zh) 2018-06-15 2025-06-06 图达通智能美国有限公司 用于聚焦感兴趣的范围的lidar系统和方法
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
US11686824B2 (en) 2018-11-14 2023-06-27 Innovusion, Inc. LiDAR systems that use a multi-facet mirror
WO2020146493A1 (en) 2019-01-10 2020-07-16 Innovusion Ireland Limited 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
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
EP4260086B1 (en) 2021-03-01 2024-11-27 Seyond, 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
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
WO2022225859A1 (en) 2021-04-22 2022-10-27 Innovusion, Inc. A compact lidar design with high resolution and ultra-wide field of view
CN117280242A (zh) 2021-05-12 2023-12-22 图达通智能美国有限公司 用于减轻LiDAR噪声、振动和声振粗糙度的系统和设备
CN117413199A (zh) 2021-05-21 2024-01-16 图达通智能美国有限公司 使用lidar扫描仪内部的检流计镜进行智能扫描的移动配置文件
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

Also Published As

Publication number Publication date
JPS5245479B2 (enrdf_load_stackoverflow) 1977-11-16
GB1427164A (en) 1976-03-10
JPS4887788A (enrdf_load_stackoverflow) 1973-11-17
FR2172409A1 (enrdf_load_stackoverflow) 1973-09-28

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