METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION

METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION

The present invention relates to a method and a device for generating a thermal image, and the method for generating a thermal image according to an aspect of the present invention comprises the steps of: acquiring a high-resolution visible light image and a low-resolution thermal image which corres...

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1. Verfasser: SHIN, Dong Gyun
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Sprache:eng ; fre ; kor
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ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
PICTORIAL COMMUNICATION, e.g. TELEVISION
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description The present invention relates to a method and a device for generating a thermal image, and the method for generating a thermal image according to an aspect of the present invention comprises the steps of: acquiring a high-resolution visible light image and a low-resolution thermal image which correspond to each other; detecting a boundary line of a specific object from the high-resolution visible light image; and generating a high-resolution thermal image by using the low-resolution thermal image and a result of detecting the boundary line, wherein the step of generating the high-resolution thermal image comprises the steps of: determining boundary pixels of the low-resolution thermal image, which correspond to the boundary line; and determining a boundary pixel group of the high-resolution thermal image, which corresponds to the boundary pixels, wherein: temperature values of pixels remaining after excluding the boundary pixel group from among pixels of the high-resolution thermal image are determined on the basis of temperature values of pixels of the low-resolution thermal image, which correspond to the remaining pixels; temperature values of pixels inside the specific object, which include the pixels corresponding to the boundary line, from among the boundary pixel group, are determined on the basis of temperature values of pixels located inside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image; and temperature values of pixels outside the specific object from among the boundary pixel group are determined on the basis of temperature values of pixels located outside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image. La présente invention concerne un procédé et un dispositif pour générer une image thermique. Le procédé de génération d'une image thermique selon un aspect de la présente invention consiste à : acquérir une image de lumière visible à haute résolution et une image thermique à basse résolution qui correspondent l'une à l'autre ; détecter une ligne de limite d'un objet spécifique à partir de l'image de lumière visible à haute résolution ; et générer une image thermique à haute résolution à l'aide de l'image thermique à basse résolution et d'un résultat de détection de la ligne de limite, l'étape de génération de l'image thermique à haute résolution comprenant les étapes consistant à : déterminer des pix
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fullrecord <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_WO2021015318A1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>WO2021015318A1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_WO2021015318A13</originalsourceid><addsrcrecordid>eNrjZHD3dQ3x8HdRcPRzUXBxDfN0dlVw8w9ScHf1cw1yDPH0c1cI8XAN8nX0UfD0dXR3VQj3DPEAMgOC_MNcXRSCXIP9fUJDPP39eBhY0xJzilN5oTQ3g7Kba4izh25qQX58anFBYnJqXmpJfLi_kYGRoYGhqbGhhaOhMXGqAHZnLWE</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION</title><source>esp@cenet</source><creator>SHIN, Dong Gyun</creator><creatorcontrib>SHIN, Dong Gyun</creatorcontrib><description>The present invention relates to a method and a device for generating a thermal image, and the method for generating a thermal image according to an aspect of the present invention comprises the steps of: acquiring a high-resolution visible light image and a low-resolution thermal image which correspond to each other; detecting a boundary line of a specific object from the high-resolution visible light image; and generating a high-resolution thermal image by using the low-resolution thermal image and a result of detecting the boundary line, wherein the step of generating the high-resolution thermal image comprises the steps of: determining boundary pixels of the low-resolution thermal image, which correspond to the boundary line; and determining a boundary pixel group of the high-resolution thermal image, which corresponds to the boundary pixels, wherein: temperature values of pixels remaining after excluding the boundary pixel group from among pixels of the high-resolution thermal image are determined on the basis of temperature values of pixels of the low-resolution thermal image, which correspond to the remaining pixels; temperature values of pixels inside the specific object, which include the pixels corresponding to the boundary line, from among the boundary pixel group, are determined on the basis of temperature values of pixels located inside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image; and temperature values of pixels outside the specific object from among the boundary pixel group are determined on the basis of temperature values of pixels located outside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image. La présente invention concerne un procédé et un dispositif pour générer une image thermique. Le procédé de génération d'une image thermique selon un aspect de la présente invention consiste à : acquérir une image de lumière visible à haute résolution et une image thermique à basse résolution qui correspondent l'une à l'autre ; détecter une ligne de limite d'un objet spécifique à partir de l'image de lumière visible à haute résolution ; et générer une image thermique à haute résolution à l'aide de l'image thermique à basse résolution et d'un résultat de détection de la ligne de limite, l'étape de génération de l'image thermique à haute résolution comprenant les étapes consistant à : déterminer des pixels de limite de l'image thermique à basse résolution qui correspondent à la ligne de limite ; et déterminer un groupe de pixels de limite de l'image thermique à haute résolution qui correspond aux pixels de limite, des valeurs de température de pixels restant après exclusion du groupe de pixels de limite parmi les pixels de l'image thermique à haute résolution étant déterminées sur la base de valeurs de température de pixels de l'image thermique à basse résolution qui correspondent aux pixels restants ; des valeurs de température de pixels à l'intérieur de l'objet spécifique qui comprennent les pixels correspondant à la ligne de limite, parmi le groupe de pixels de limite, étant déterminées sur la base de valeurs de température de pixels situés à l'intérieur de l'objet spécifique, qui sont adjacents aux pixels de limite, parmi les pixels de l'image thermique à basse résolution ; et des valeurs de température de pixels à l'extérieur de l'objet spécifique parmi le groupe de pixels de limite étant déterminées sur la base de valeurs de température de pixels situés à l'extérieur de l'objet spécifique, qui sont adjacents aux pixels de limite, parmi les pixels de l'image thermique à basse résolution. 본 발명은 열화상 생성 방법 및 장치에 관한 것으로, 본 발명의 일 양상에 따른 열화상 생성 방법은, 서로 대응하는 고해상도 가시광 화상 및 저해상도 열화상을 획득하는 단계; 상기 고해상도 가시광 화상으로부터 특정 오브젝트의 경계선을 검출하는 단계; 및 상기 저해상도 열화상과 상기 경계선 검출 결과를 이용하여 고해상도 열화상을 생성하는 단계;를 포함하되, 상기 고해상도 열화상을 생성하는 단계는; 상기 경계선에 대응하는 상기 저해상도 열화상의 경계 픽셀을 판단하는 단계; 및 상기 경계 픽셀에 대응하는 상기 고해상도 열화상의 경계 픽셀군을 판단하는 단계;를 포함하고 상기 고해상도 열화상의 픽셀 중 상기 경계 픽셀군을 제외한 나머지 픽셀의 온도값은, 상기 나머지 픽셀에 대응하는 상기 저해상도 열화상의 픽셀의 온도값을 기초로 결정되고, 상기 경계 픽셀군 중 상기 경계선에 대응하는 픽셀을 포함하는 상기 특정 오브젝트의 내측 픽셀의 온도값은, 상기 저해상도 열화상의 픽셀 중 상기 경계 픽셀에 인접한 상기 특정 오브젝트의 내측에 위치하는 픽셀의 온도값을 기초로 결정되고, 상기 경계 픽셀군 중 상기 특정 오브젝트의 외측 픽셀의 온도값은, 상기 저해상도 열화상의 픽셀 중 상기 경계 픽셀에 인접한 상기 특정 오브젝트의 외측에 위치하는 픽셀의 온도값을 기초로 결정된다.</description><language>eng ; fre ; kor</language><subject>ELECTRIC COMMUNICATION TECHNIQUE ; ELECTRICITY ; PICTORIAL COMMUNICATION, e.g. TELEVISION</subject><creationdate>2021</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=20210128&amp;DB=EPODOC&amp;CC=WO&amp;NR=2021015318A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20210128&amp;DB=EPODOC&amp;CC=WO&amp;NR=2021015318A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>SHIN, Dong Gyun</creatorcontrib><title>METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION</title><description>The present invention relates to a method and a device for generating a thermal image, and the method for generating a thermal image according to an aspect of the present invention comprises the steps of: acquiring a high-resolution visible light image and a low-resolution thermal image which correspond to each other; detecting a boundary line of a specific object from the high-resolution visible light image; and generating a high-resolution thermal image by using the low-resolution thermal image and a result of detecting the boundary line, wherein the step of generating the high-resolution thermal image comprises the steps of: determining boundary pixels of the low-resolution thermal image, which correspond to the boundary line; and determining a boundary pixel group of the high-resolution thermal image, which corresponds to the boundary pixels, wherein: temperature values of pixels remaining after excluding the boundary pixel group from among pixels of the high-resolution thermal image are determined on the basis of temperature values of pixels of the low-resolution thermal image, which correspond to the remaining pixels; temperature values of pixels inside the specific object, which include the pixels corresponding to the boundary line, from among the boundary pixel group, are determined on the basis of temperature values of pixels located inside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image; and temperature values of pixels outside the specific object from among the boundary pixel group are determined on the basis of temperature values of pixels located outside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image. La présente invention concerne un procédé et un dispositif pour générer une image thermique. Le procédé de génération d'une image thermique selon un aspect de la présente invention consiste à : acquérir une image de lumière visible à haute résolution et une image thermique à basse résolution qui correspondent l'une à l'autre ; détecter une ligne de limite d'un objet spécifique à partir de l'image de lumière visible à haute résolution ; et générer une image thermique à haute résolution à l'aide de l'image thermique à basse résolution et d'un résultat de détection de la ligne de limite, l'étape de génération de l'image thermique à haute résolution comprenant les étapes consistant à : déterminer des pixels de limite de l'image thermique à basse résolution qui correspondent à la ligne de limite ; et déterminer un groupe de pixels de limite de l'image thermique à haute résolution qui correspond aux pixels de limite, des valeurs de température de pixels restant après exclusion du groupe de pixels de limite parmi les pixels de l'image thermique à haute résolution étant déterminées sur la base de valeurs de température de pixels de l'image thermique à basse résolution qui correspondent aux pixels restants ; des valeurs de température de pixels à l'intérieur de l'objet spécifique qui comprennent les pixels correspondant à la ligne de limite, parmi le groupe de pixels de limite, étant déterminées sur la base de valeurs de température de pixels situés à l'intérieur de l'objet spécifique, qui sont adjacents aux pixels de limite, parmi les pixels de l'image thermique à basse résolution ; et des valeurs de température de pixels à l'extérieur de l'objet spécifique parmi le groupe de pixels de limite étant déterminées sur la base de valeurs de température de pixels situés à l'extérieur de l'objet spécifique, qui sont adjacents aux pixels de limite, parmi les pixels de l'image thermique à basse résolution. 본 발명은 열화상 생성 방법 및 장치에 관한 것으로, 본 발명의 일 양상에 따른 열화상 생성 방법은, 서로 대응하는 고해상도 가시광 화상 및 저해상도 열화상을 획득하는 단계; 상기 고해상도 가시광 화상으로부터 특정 오브젝트의 경계선을 검출하는 단계; 및 상기 저해상도 열화상과 상기 경계선 검출 결과를 이용하여 고해상도 열화상을 생성하는 단계;를 포함하되, 상기 고해상도 열화상을 생성하는 단계는; 상기 경계선에 대응하는 상기 저해상도 열화상의 경계 픽셀을 판단하는 단계; 및 상기 경계 픽셀에 대응하는 상기 고해상도 열화상의 경계 픽셀군을 판단하는 단계;를 포함하고 상기 고해상도 열화상의 픽셀 중 상기 경계 픽셀군을 제외한 나머지 픽셀의 온도값은, 상기 나머지 픽셀에 대응하는 상기 저해상도 열화상의 픽셀의 온도값을 기초로 결정되고, 상기 경계 픽셀군 중 상기 경계선에 대응하는 픽셀을 포함하는 상기 특정 오브젝트의 내측 픽셀의 온도값은, 상기 저해상도 열화상의 픽셀 중 상기 경계 픽셀에 인접한 상기 특정 오브젝트의 내측에 위치하는 픽셀의 온도값을 기초로 결정되고, 상기 경계 픽셀군 중 상기 특정 오브젝트의 외측 픽셀의 온도값은, 상기 저해상도 열화상의 픽셀 중 상기 경계 픽셀에 인접한 상기 특정 오브젝트의 외측에 위치하는 픽셀의 온도값을 기초로 결정된다.</description><subject>ELECTRIC COMMUNICATION TECHNIQUE</subject><subject>ELECTRICITY</subject><subject>PICTORIAL COMMUNICATION, e.g. TELEVISION</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZHD3dQ3x8HdRcPRzUXBxDfN0dlVw8w9ScHf1cw1yDPH0c1cI8XAN8nX0UfD0dXR3VQj3DPEAMgOC_MNcXRSCXIP9fUJDPP39eBhY0xJzilN5oTQ3g7Kba4izh25qQX58anFBYnJqXmpJfLi_kYGRoYGhqbGhhaOhMXGqAHZnLWE</recordid><startdate>20210128</startdate><enddate>20210128</enddate><creator>SHIN, Dong Gyun</creator><scope>EVB</scope></search><sort><creationdate>20210128</creationdate><title>METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION</title><author>SHIN, Dong Gyun</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2021015318A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; kor</language><creationdate>2021</creationdate><topic>ELECTRIC COMMUNICATION TECHNIQUE</topic><topic>ELECTRICITY</topic><topic>PICTORIAL COMMUNICATION, e.g. TELEVISION</topic><toplevel>online_resources</toplevel><creatorcontrib>SHIN, Dong Gyun</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>SHIN, Dong Gyun</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION</title><date>2021-01-28</date><risdate>2021</risdate><abstract>The present invention relates to a method and a device for generating a thermal image, and the method for generating a thermal image according to an aspect of the present invention comprises the steps of: acquiring a high-resolution visible light image and a low-resolution thermal image which correspond to each other; detecting a boundary line of a specific object from the high-resolution visible light image; and generating a high-resolution thermal image by using the low-resolution thermal image and a result of detecting the boundary line, wherein the step of generating the high-resolution thermal image comprises the steps of: determining boundary pixels of the low-resolution thermal image, which correspond to the boundary line; and determining a boundary pixel group of the high-resolution thermal image, which corresponds to the boundary pixels, wherein: temperature values of pixels remaining after excluding the boundary pixel group from among pixels of the high-resolution thermal image are determined on the basis of temperature values of pixels of the low-resolution thermal image, which correspond to the remaining pixels; temperature values of pixels inside the specific object, which include the pixels corresponding to the boundary line, from among the boundary pixel group, are determined on the basis of temperature values of pixels located inside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image; and temperature values of pixels outside the specific object from among the boundary pixel group are determined on the basis of temperature values of pixels located outside the specific object, which are adjacent to the boundary pixels, from among the pixels of the low-resolution thermal image. La présente invention concerne un procédé et un dispositif pour générer une image thermique. Le procédé de génération d'une image thermique selon un aspect de la présente invention consiste à : acquérir une image de lumière visible à haute résolution et une image thermique à basse résolution qui correspondent l'une à l'autre ; détecter une ligne de limite d'un objet spécifique à partir de l'image de lumière visible à haute résolution ; et générer une image thermique à haute résolution à l'aide de l'image thermique à basse résolution et d'un résultat de détection de la ligne de limite, l'étape de génération de l'image thermique à haute résolution comprenant les étapes consistant à : déterminer des pixels de limite de l'image thermique à basse résolution qui correspondent à la ligne de limite ; et déterminer un groupe de pixels de limite de l'image thermique à haute résolution qui correspond aux pixels de limite, des valeurs de température de pixels restant après exclusion du groupe de pixels de limite parmi les pixels de l'image thermique à haute résolution étant déterminées sur la base de valeurs de température de pixels de l'image thermique à basse résolution qui correspondent aux pixels restants ; des valeurs de température de pixels à l'intérieur de l'objet spécifique qui comprennent les pixels correspondant à la ligne de limite, parmi le groupe de pixels de limite, étant déterminées sur la base de valeurs de température de pixels situés à l'intérieur de l'objet spécifique, qui sont adjacents aux pixels de limite, parmi les pixels de l'image thermique à basse résolution ; et des valeurs de température de pixels à l'extérieur de l'objet spécifique parmi le groupe de pixels de limite étant déterminées sur la base de valeurs de température de pixels situés à l'extérieur de l'objet spécifique, qui sont adjacents aux pixels de limite, parmi les pixels de l'image thermique à basse résolution. 본 발명은 열화상 생성 방법 및 장치에 관한 것으로, 본 발명의 일 양상에 따른 열화상 생성 방법은, 서로 대응하는 고해상도 가시광 화상 및 저해상도 열화상을 획득하는 단계; 상기 고해상도 가시광 화상으로부터 특정 오브젝트의 경계선을 검출하는 단계; 및 상기 저해상도 열화상과 상기 경계선 검출 결과를 이용하여 고해상도 열화상을 생성하는 단계;를 포함하되, 상기 고해상도 열화상을 생성하는 단계는; 상기 경계선에 대응하는 상기 저해상도 열화상의 경계 픽셀을 판단하는 단계; 및 상기 경계 픽셀에 대응하는 상기 고해상도 열화상의 경계 픽셀군을 판단하는 단계;를 포함하고 상기 고해상도 열화상의 픽셀 중 상기 경계 픽셀군을 제외한 나머지 픽셀의 온도값은, 상기 나머지 픽셀에 대응하는 상기 저해상도 열화상의 픽셀의 온도값을 기초로 결정되고, 상기 경계 픽셀군 중 상기 경계선에 대응하는 픽셀을 포함하는 상기 특정 오브젝트의 내측 픽셀의 온도값은, 상기 저해상도 열화상의 픽셀 중 상기 경계 픽셀에 인접한 상기 특정 오브젝트의 내측에 위치하는 픽셀의 온도값을 기초로 결정되고, 상기 경계 픽셀군 중 상기 특정 오브젝트의 외측 픽셀의 온도값은, 상기 저해상도 열화상의 픽셀 중 상기 경계 픽셀에 인접한 상기 특정 오브젝트의 외측에 위치하는 픽셀의 온도값을 기초로 결정된다.</abstract><oa>free_for_read</oa></addata></record>
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subjects ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
PICTORIAL COMMUNICATION, e.g. TELEVISION
title METHOD AND DEVICE FOR GENERATING THERMAL IMAGE WITH IMPROVED RESOLUTION
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