THREE-DIMENSIONAL NONLINEAR PATH-FOLLOWING GUIDANCE SYSTEM AND METHOD BASED ON DIFFERENTIAL GEOMETRY

Disclosed are a three-dimensional nonlinear path-following guidance system and a three-dimensional nonlinear path-following guidance method based on the differential geometry of a curve. The three-dimensional nonlinear path-following guidance system according to an embodiment of the present inventio...

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Hauptverfasser: CHO, NAM HOON, KIM, YOU DAN
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description Disclosed are a three-dimensional nonlinear path-following guidance system and a three-dimensional nonlinear path-following guidance method based on the differential geometry of a curve. The three-dimensional nonlinear path-following guidance system according to an embodiment of the present invention is a path-following guidance system for guiding a moving body to follow a target path, comprising: an object-to-be-controlled information obtaining part for obtaining the position and velocity of the moving body, which is to be controlled, as object-to-be-controlled information; a nearest-point calculating part for calculating the nearest point corresponding to the position of the moving body with respect to the target path; a target path property calculating part for calculating the differential-geometric properties of the target path; a guidance command generating part for obtaining a forward-looking vector, which is calculated using a forward-looking angle and a radial separation distance, based on information on the object to be controlled, information on the nearest point and the differential-geometric properties of the target path, and generating a guidance command given as acceleration; and a movement control part for controlling the movement of the moving body according to the guidance command. 곡선의 미분 기하에 기반한 3차원 비선형 경로 추종 유도 시스템 및 방법이 개시된다. 본 발명의 일 실시예에 따른 3차원 비선형 경로 추종 유도 시스템은, 이동체가 목표 경로를 추종하도록 유도하는 경로 추종 유도 시스템으로서, 제어대상이 되는 상기 이동체의 위치와 속도를 제어대상 정보로 획득하는 제어대상 정보획득부; 상기 목표 경로에 대해 상기 이동체의 위치에 해당하는 최근접점을 계산하는 최근접점 계산부; 상기 목표 경로에 대해 미분 기하적 특성을 계산하는 목표 경로 특성 계산부; 상기 제어대상 정보, 상기 최근접점 정보, 상기 목표 경로의 미분 기하적 특성을 기반으로 하여 전방주시각 및 방사상 이격거리로 계산되는 전방주시 벡터를 구하고, 가속도로 주어지는 유도 명령을 생성하는 유도 명령 생성부; 및 상기 유도 명령에 따라 상기 이동체의 움직임을 제어하는 이동 제어부를 포함할 수 있다.
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fullrecord <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_KR20160047026A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>KR20160047026A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_KR20160047026A3</originalsourceid><addsrcrecordid>eNqNjLEKwjAUALs4iPoPD5wLsUo7x-alCabvSRKRTqVonEQL9f-xgx_gdMMdt8zu0XjEXNkWKVgm6YCYnCWUHs4ymlyzc3y11EBzsUpSjRC6ELEFSQpajIYVHGVABUygrNbokaKdTw3y7H23zhaP4TmlzY-rbKsx1iZP47tP0zjc0it9-pMvxK4U4lCJopT7_6ovNdY1dg</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>THREE-DIMENSIONAL NONLINEAR PATH-FOLLOWING GUIDANCE SYSTEM AND METHOD BASED ON DIFFERENTIAL GEOMETRY</title><source>esp@cenet</source><creator>CHO, NAM HOON ; KIM, YOU DAN</creator><creatorcontrib>CHO, NAM HOON ; KIM, YOU DAN</creatorcontrib><description>Disclosed are a three-dimensional nonlinear path-following guidance system and a three-dimensional nonlinear path-following guidance method based on the differential geometry of a curve. The three-dimensional nonlinear path-following guidance system according to an embodiment of the present invention is a path-following guidance system for guiding a moving body to follow a target path, comprising: an object-to-be-controlled information obtaining part for obtaining the position and velocity of the moving body, which is to be controlled, as object-to-be-controlled information; a nearest-point calculating part for calculating the nearest point corresponding to the position of the moving body with respect to the target path; a target path property calculating part for calculating the differential-geometric properties of the target path; a guidance command generating part for obtaining a forward-looking vector, which is calculated using a forward-looking angle and a radial separation distance, based on information on the object to be controlled, information on the nearest point and the differential-geometric properties of the target path, and generating a guidance command given as acceleration; and a movement control part for controlling the movement of the moving body according to the guidance command. 곡선의 미분 기하에 기반한 3차원 비선형 경로 추종 유도 시스템 및 방법이 개시된다. 본 발명의 일 실시예에 따른 3차원 비선형 경로 추종 유도 시스템은, 이동체가 목표 경로를 추종하도록 유도하는 경로 추종 유도 시스템으로서, 제어대상이 되는 상기 이동체의 위치와 속도를 제어대상 정보로 획득하는 제어대상 정보획득부; 상기 목표 경로에 대해 상기 이동체의 위치에 해당하는 최근접점을 계산하는 최근접점 계산부; 상기 목표 경로에 대해 미분 기하적 특성을 계산하는 목표 경로 특성 계산부; 상기 제어대상 정보, 상기 최근접점 정보, 상기 목표 경로의 미분 기하적 특성을 기반으로 하여 전방주시각 및 방사상 이격거리로 계산되는 전방주시 벡터를 구하고, 가속도로 주어지는 유도 명령을 생성하는 유도 명령 생성부; 및 상기 유도 명령에 따라 상기 이동체의 움직임을 제어하는 이동 제어부를 포함할 수 있다.</description><language>eng ; kor</language><subject>AEROPLANES ; AIRCRAFT ; AVIATION ; CONTROLLING ; COSMONAUTICS ; HELICOPTERS ; PERFORMING OPERATIONS ; PHYSICS ; REGULATING ; SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES ; TRANSPORTING</subject><creationdate>2016</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&amp;date=20160502&amp;DB=EPODOC&amp;CC=KR&amp;NR=20160047026A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76418</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20160502&amp;DB=EPODOC&amp;CC=KR&amp;NR=20160047026A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>CHO, NAM HOON</creatorcontrib><creatorcontrib>KIM, YOU DAN</creatorcontrib><title>THREE-DIMENSIONAL NONLINEAR PATH-FOLLOWING GUIDANCE SYSTEM AND METHOD BASED ON DIFFERENTIAL GEOMETRY</title><description>Disclosed are a three-dimensional nonlinear path-following guidance system and a three-dimensional nonlinear path-following guidance method based on the differential geometry of a curve. The three-dimensional nonlinear path-following guidance system according to an embodiment of the present invention is a path-following guidance system for guiding a moving body to follow a target path, comprising: an object-to-be-controlled information obtaining part for obtaining the position and velocity of the moving body, which is to be controlled, as object-to-be-controlled information; a nearest-point calculating part for calculating the nearest point corresponding to the position of the moving body with respect to the target path; a target path property calculating part for calculating the differential-geometric properties of the target path; a guidance command generating part for obtaining a forward-looking vector, which is calculated using a forward-looking angle and a radial separation distance, based on information on the object to be controlled, information on the nearest point and the differential-geometric properties of the target path, and generating a guidance command given as acceleration; and a movement control part for controlling the movement of the moving body according to the guidance command. 곡선의 미분 기하에 기반한 3차원 비선형 경로 추종 유도 시스템 및 방법이 개시된다. 본 발명의 일 실시예에 따른 3차원 비선형 경로 추종 유도 시스템은, 이동체가 목표 경로를 추종하도록 유도하는 경로 추종 유도 시스템으로서, 제어대상이 되는 상기 이동체의 위치와 속도를 제어대상 정보로 획득하는 제어대상 정보획득부; 상기 목표 경로에 대해 상기 이동체의 위치에 해당하는 최근접점을 계산하는 최근접점 계산부; 상기 목표 경로에 대해 미분 기하적 특성을 계산하는 목표 경로 특성 계산부; 상기 제어대상 정보, 상기 최근접점 정보, 상기 목표 경로의 미분 기하적 특성을 기반으로 하여 전방주시각 및 방사상 이격거리로 계산되는 전방주시 벡터를 구하고, 가속도로 주어지는 유도 명령을 생성하는 유도 명령 생성부; 및 상기 유도 명령에 따라 상기 이동체의 움직임을 제어하는 이동 제어부를 포함할 수 있다.</description><subject>AEROPLANES</subject><subject>AIRCRAFT</subject><subject>AVIATION</subject><subject>CONTROLLING</subject><subject>COSMONAUTICS</subject><subject>HELICOPTERS</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICS</subject><subject>REGULATING</subject><subject>SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES</subject><subject>TRANSPORTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjLEKwjAUALs4iPoPD5wLsUo7x-alCabvSRKRTqVonEQL9f-xgx_gdMMdt8zu0XjEXNkWKVgm6YCYnCWUHs4ymlyzc3y11EBzsUpSjRC6ELEFSQpajIYVHGVABUygrNbokaKdTw3y7H23zhaP4TmlzY-rbKsx1iZP47tP0zjc0it9-pMvxK4U4lCJopT7_6ovNdY1dg</recordid><startdate>20160502</startdate><enddate>20160502</enddate><creator>CHO, NAM HOON</creator><creator>KIM, YOU DAN</creator><scope>EVB</scope></search><sort><creationdate>20160502</creationdate><title>THREE-DIMENSIONAL NONLINEAR PATH-FOLLOWING GUIDANCE SYSTEM AND METHOD BASED ON DIFFERENTIAL GEOMETRY</title><author>CHO, NAM HOON ; KIM, YOU DAN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_KR20160047026A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; kor</language><creationdate>2016</creationdate><topic>AEROPLANES</topic><topic>AIRCRAFT</topic><topic>AVIATION</topic><topic>CONTROLLING</topic><topic>COSMONAUTICS</topic><topic>HELICOPTERS</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICS</topic><topic>REGULATING</topic><topic>SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES</topic><topic>TRANSPORTING</topic><toplevel>online_resources</toplevel><creatorcontrib>CHO, NAM HOON</creatorcontrib><creatorcontrib>KIM, YOU DAN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>CHO, NAM HOON</au><au>KIM, YOU DAN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>THREE-DIMENSIONAL NONLINEAR PATH-FOLLOWING GUIDANCE SYSTEM AND METHOD BASED ON DIFFERENTIAL GEOMETRY</title><date>2016-05-02</date><risdate>2016</risdate><abstract>Disclosed are a three-dimensional nonlinear path-following guidance system and a three-dimensional nonlinear path-following guidance method based on the differential geometry of a curve. The three-dimensional nonlinear path-following guidance system according to an embodiment of the present invention is a path-following guidance system for guiding a moving body to follow a target path, comprising: an object-to-be-controlled information obtaining part for obtaining the position and velocity of the moving body, which is to be controlled, as object-to-be-controlled information; a nearest-point calculating part for calculating the nearest point corresponding to the position of the moving body with respect to the target path; a target path property calculating part for calculating the differential-geometric properties of the target path; a guidance command generating part for obtaining a forward-looking vector, which is calculated using a forward-looking angle and a radial separation distance, based on information on the object to be controlled, information on the nearest point and the differential-geometric properties of the target path, and generating a guidance command given as acceleration; and a movement control part for controlling the movement of the moving body according to the guidance command. 곡선의 미분 기하에 기반한 3차원 비선형 경로 추종 유도 시스템 및 방법이 개시된다. 본 발명의 일 실시예에 따른 3차원 비선형 경로 추종 유도 시스템은, 이동체가 목표 경로를 추종하도록 유도하는 경로 추종 유도 시스템으로서, 제어대상이 되는 상기 이동체의 위치와 속도를 제어대상 정보로 획득하는 제어대상 정보획득부; 상기 목표 경로에 대해 상기 이동체의 위치에 해당하는 최근접점을 계산하는 최근접점 계산부; 상기 목표 경로에 대해 미분 기하적 특성을 계산하는 목표 경로 특성 계산부; 상기 제어대상 정보, 상기 최근접점 정보, 상기 목표 경로의 미분 기하적 특성을 기반으로 하여 전방주시각 및 방사상 이격거리로 계산되는 전방주시 벡터를 구하고, 가속도로 주어지는 유도 명령을 생성하는 유도 명령 생성부; 및 상기 유도 명령에 따라 상기 이동체의 움직임을 제어하는 이동 제어부를 포함할 수 있다.</abstract><oa>free_for_read</oa></addata></record>
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subjects AEROPLANES
AIRCRAFT
AVIATION
CONTROLLING
COSMONAUTICS
HELICOPTERS
PERFORMING OPERATIONS
PHYSICS
REGULATING
SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
TRANSPORTING
title THREE-DIMENSIONAL NONLINEAR PATH-FOLLOWING GUIDANCE SYSTEM AND METHOD BASED ON DIFFERENTIAL GEOMETRY
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