CMOS IMAGE SENSOR CAPABLE OF OBTAINING HIGH-QUALITY IRIS IMAGE IN OUTDOOR PHOTOGRAPHING AS WELL AS INDOOR PHOTOGRAPHING WHEN PHOTOGRAPHING IS PERFORMED USING WAVELENGTH BAND HAVING HIGHER SUN LIGHT ABSORPTION THAN ADJACENT WAVELENGTH BANDS IN INFRARED BAN…
CMOS IMAGE SENSOR CAPABLE OF OBTAINING HIGH-QUALITY IRIS IMAGE IN OUTDOOR PHOTOGRAPHING AS WELL AS INDOOR PHOTOGRAPHING WHEN PHOTOGRAPHING IS PERFORMED USING WAVELENGTH BAND HAVING HIGHER SUN LIGHT ABSORPTION THAN ADJACENT WAVELENGTH BANDS IN INFRARED BAN…
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작성자 관리자 작성일 조회591회관련링크
본문
해외/PCT 출원 : 2017.04.27
해외/PCT 등록일자 :
해외/PCT 등록번호 : PCTKR2017004473
The present invention relates to an image sensor which is capable of obtaining a high-quality iris image in outdoor photographing as well as indoor photographing, and shows an improved quantum efficiency in a wavelength band having a higher sun light absorption than adjacent wavelength bands in the infrared band. Accordingly, noise attributable to sun light can be reduced in outdoor iris photographing, and a high-quality iris image can be obtained.
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