Linearization of multi-chirp predistorted laser for FMCW lidar
Systems and methods for measurement, predistortion and linearization of FMCW (Frequency Modulated Continuous Wave) lidar chirp laser signals are disclosed in which I/Q channels of IF optical signals of a combination of delayed and undelayed versions of the laser signals are generated and used in the...
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creator | TZUON, LAWRENCE, D FARR CHRISTOPHER T BUSH DANIEL E |
description | Systems and methods for measurement, predistortion and linearization of FMCW (Frequency Modulated Continuous Wave) lidar chirp laser signals are disclosed in which I/Q channels of IF optical signals of a combination of delayed and undelayed versions of the laser signals are generated and used in the process of predistortion of waveform data for linearization.
本发明公开了用于FMCW(调频连续波)激光雷达啁啾激光信号的测量、预畸变和线性化的系统和方法,其中生成激光信号的延迟和未延迟版本的组合的IF光学信号的I/Q信道,并将其用于对波形数据进行预畸变的过程中以进行线性化。 |
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本发明公开了用于FMCW(调频连续波)激光雷达啁啾激光信号的测量、预畸变和线性化的系统和方法,其中生成激光信号的延迟和未延迟版本的组合的IF光学信号的I/Q信道,并将其用于对波形数据进行预畸变的过程中以进行线性化。</description><language>chi ; eng</language><subject>GYROSCOPIC INSTRUMENTS ; MEASURING ; MEASURING DISTANCES, LEVELS OR BEARINGS ; NAVIGATION ; PHOTOGRAMMETRY OR VIDEOGRAMMETRY ; PHYSICS ; SURVEYING ; TESTING</subject><creationdate>2024</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240213&DB=EPODOC&CC=CN&NR=117561419A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240213&DB=EPODOC&CC=CN&NR=117561419A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>TZUON, LAWRENCE, D</creatorcontrib><creatorcontrib>FARR CHRISTOPHER T</creatorcontrib><creatorcontrib>BUSH DANIEL E</creatorcontrib><title>Linearization of multi-chirp predistorted laser for FMCW lidar</title><description>Systems and methods for measurement, predistortion and linearization of FMCW (Frequency Modulated Continuous Wave) lidar chirp laser signals are disclosed in which I/Q channels of IF optical signals of a combination of delayed and undelayed versions of the laser signals are generated and used in the process of predistortion of waveform data for linearization.
本发明公开了用于FMCW(调频连续波)激光雷达啁啾激光信号的测量、预畸变和线性化的系统和方法,其中生成激光信号的延迟和未延迟版本的组合的IF光学信号的I/Q信道,并将其用于对波形数据进行预畸变的过程中以进行线性化。</description><subject>GYROSCOPIC INSTRUMENTS</subject><subject>MEASURING</subject><subject>MEASURING DISTANCES, LEVELS OR BEARINGS</subject><subject>NAVIGATION</subject><subject>PHOTOGRAMMETRY OR VIDEOGRAMMETRY</subject><subject>PHYSICS</subject><subject>SURVEYING</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2024</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLDzycxLTSzKrEosyczPU8hPU8gtzSnJ1E3OyCwqUCgoSk3JLC7JLypJTVHISSxOLVJIyy9ScPN1DlfIyUxJLOJhYE1LzClO5YXS3AyKbq4hzh66qQX58anFBYnJqXmpJfHOfoaG5qZmhiaGlo7GxKgBAFJqMFc</recordid><startdate>20240213</startdate><enddate>20240213</enddate><creator>TZUON, LAWRENCE, D</creator><creator>FARR CHRISTOPHER T</creator><creator>BUSH DANIEL E</creator><scope>EVB</scope></search><sort><creationdate>20240213</creationdate><title>Linearization of multi-chirp predistorted laser for FMCW lidar</title><author>TZUON, LAWRENCE, D ; FARR CHRISTOPHER T ; BUSH DANIEL E</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN117561419A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2024</creationdate><topic>GYROSCOPIC INSTRUMENTS</topic><topic>MEASURING</topic><topic>MEASURING DISTANCES, LEVELS OR BEARINGS</topic><topic>NAVIGATION</topic><topic>PHOTOGRAMMETRY OR VIDEOGRAMMETRY</topic><topic>PHYSICS</topic><topic>SURVEYING</topic><topic>TESTING</topic><toplevel>online_resources</toplevel><creatorcontrib>TZUON, LAWRENCE, D</creatorcontrib><creatorcontrib>FARR CHRISTOPHER T</creatorcontrib><creatorcontrib>BUSH DANIEL E</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>TZUON, LAWRENCE, D</au><au>FARR CHRISTOPHER T</au><au>BUSH DANIEL E</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Linearization of multi-chirp predistorted laser for FMCW lidar</title><date>2024-02-13</date><risdate>2024</risdate><abstract>Systems and methods for measurement, predistortion and linearization of FMCW (Frequency Modulated Continuous Wave) lidar chirp laser signals are disclosed in which I/Q channels of IF optical signals of a combination of delayed and undelayed versions of the laser signals are generated and used in the process of predistortion of waveform data for linearization.
本发明公开了用于FMCW(调频连续波)激光雷达啁啾激光信号的测量、预畸变和线性化的系统和方法,其中生成激光信号的延迟和未延迟版本的组合的IF光学信号的I/Q信道,并将其用于对波形数据进行预畸变的过程中以进行线性化。</abstract><oa>free_for_read</oa></addata></record> |
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language | chi ; eng |
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subjects | GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING |
title | Linearization of multi-chirp predistorted laser for FMCW lidar |
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