KR102259887B9 - FMCW LiDAR 시스템에서 거리 해상도 향상을 위한 후처리 기법 - Google Patents
FMCW LiDAR 시스템에서 거리 해상도 향상을 위한 후처리 기법Info
- Publication number
- KR102259887B9 KR102259887B9 KR20200120363A KR20200120363A KR102259887B9 KR 102259887 B9 KR102259887 B9 KR 102259887B9 KR 20200120363 A KR20200120363 A KR 20200120363A KR 20200120363 A KR20200120363 A KR 20200120363A KR 102259887 B9 KR102259887 B9 KR 102259887B9
- Authority
- KR
- South Korea
- Prior art keywords
- fmcw lidar
- processing technique
- post processing
- range resolution
- improve range
- Prior art date
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
- 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
- G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
-
- 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
-
- 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
-
- 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
- G01S7/28—Details of pulse systems
- G01S7/2813—Means providing a modification of the radiation pattern for cancelling noise, clutter or interfering signals, e.g. side lobe suppression, side lobe blanking, null-steering arrays
-
- 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
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/288—Coherent receivers
- G01S7/2883—Coherent receivers using FFT processing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020200120363A KR102259887B1 (ko) | 2020-09-18 | 2020-09-18 | FMCW LiDAR 시스템에서 거리 해상도 향상을 위한 후처리 기법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020200120363A KR102259887B1 (ko) | 2020-09-18 | 2020-09-18 | FMCW LiDAR 시스템에서 거리 해상도 향상을 위한 후처리 기법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR102259887B1 KR102259887B1 (ko) | 2021-06-02 |
KR102259887B9 true KR102259887B9 (ko) | 2021-09-17 |
Family
ID=76372770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020200120363A KR102259887B1 (ko) | 2020-09-18 | 2020-09-18 | FMCW LiDAR 시스템에서 거리 해상도 향상을 위한 후처리 기법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR102259887B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117607884B (zh) * | 2024-01-24 | 2024-04-02 | 中国科学院长春光学精密机械与物理研究所 | 基于互相关算法的激光雷达***的测距方法及测距*** |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101092567B1 (ko) * | 2010-09-16 | 2011-12-13 | 재단법인대구경북과학기술원 | Fmcw 레이더 및 이를 이용한 이동물체의 거리속도 검출방법 |
KR101896726B1 (ko) * | 2013-12-02 | 2018-09-07 | 주식회사 만도 | Cw 레이더 센싱 신호 및 fmcw 레이더 센싱 신호 기반의 주변 환경 감지 방법 및 장치 |
KR102192761B1 (ko) * | 2014-02-19 | 2020-12-18 | 주식회사 만도 | 타겟 탐지 방법 및 장치 |
JP2017161484A (ja) * | 2016-03-11 | 2017-09-14 | 国立大学法人金沢大学 | 測距装置、及び測距方法 |
KR101848729B1 (ko) * | 2016-04-25 | 2018-04-13 | 서울대학교산학협력단 | 다중 대역폭을 갖는 fmcw 레이더 및 그 제어 방법 |
WO2019060901A1 (en) * | 2017-09-25 | 2019-03-28 | Bridger Photonics, Inc. | SCANNING SYSTEMS AND TECHNIQUES AND EXAMPLES OF USE IN FMCW LIDAR PROCESSES AND APPARATUSES |
-
2020
- 2020-09-18 KR KR1020200120363A patent/KR102259887B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR102259887B1 (ko) | 2021-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP4111559A4 (en) | 3D AND LIDAR SENSOR MODULES | |
EP3471026C0 (en) | METHOD FOR DETECTING A BOUNDING BOX CORRECTING TO AN OBJECT IN AN IMAGE USING A CONVERSIONAL NEURONAL NETWORK WITH TRACKING NETWORK AND DATA PROCESSING APPARATUS USING THEREOF | |
WO2015012925A3 (en) | Personal radar | |
IL267642B (en) | A method for processing a signal from a coherent lidar in order to reduce noise and a suitable lidar system | |
MX2018013090A (es) | Deteccion de tarimas con el uso de unidades de longitud fisica. | |
MX2018000766A (es) | Reconocimiento de señales para vehiculos autonomos. | |
MX361570B (es) | Resolución basada en formación de haz digital de objetivos fuera de trayectoria que aparecen como dentro de la trayectoria debido a lóbulos de difracción en radares de antena de matriz. | |
WO2015136100A3 (en) | Optoelectronic modules operable to recognize spurious reflections and to compensate for errors caused by spurious reflections | |
TWI563277B (en) | Radar and method for switching to enable array antenna | |
GB2548508A (en) | Using a two-dimensional scanner to speed registration of three-dimensional scan data | |
KR102259887B9 (ko) | FMCW LiDAR 시스템에서 거리 해상도 향상을 위한 후처리 기법 | |
BR112013006451A2 (pt) | sistema e método para desagrupamento de dados de subsuperfície com base em fatias. | |
EP3371961A4 (en) | Method and system to decrease page load time by leveraging network latency | |
KR102202354B9 (ko) | 대표값을 이용하여 타켓을 검출하기 위한 fmcw 레이더 시스템 및 그 방법 | |
IT201700112400A1 (it) | Metodo e sistema di rilevamento radar per identificare oggetti mobili | |
GB202100844D0 (en) | Resolving range rate ambiguity in sensor returns | |
JP2014106739A5 (ko) | ||
EP3535622A4 (en) | SYSTEM AND METHOD FOR OBJECT DETECTION IN HOLOGRAPHIC LENS-FREE IMAGING BY LEARNING AND CONVOLUTIONAL DICTIONARY CODING | |
KR102069100B9 (ko) | 뉴럴 네트워크 기반 FMCW LiDAR 신호처리 시스템 및 방법 | |
FR3004835B1 (fr) | Procede de suivi d'objets par imagerie hyperspectrale | |
WO2014102837A8 (en) | Method and apparatus for acquiring image on moving surfaces | |
EP4083657C0 (de) | Fmcw-lidar-distanzmessvorrichtung | |
孙艳伟 et al. | Spatial patterns and environmental factors of rapidly degraded mangroves at Dongzhaigang Harbor in Hainan | |
GB2526755A (en) | A modular barrier system | |
赵玉春 et al. | Multi scale structure features of a typical Mei yu frontal rainstorm process |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
G170 | Publication of correction |