KR20100049407A - 평균 곡률을 이용하는 지정맥 인증 방법 및 장치 - Google Patents
평균 곡률을 이용하는 지정맥 인증 방법 및 장치 Download PDFInfo
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- KR20100049407A KR20100049407A KR1020080108545A KR20080108545A KR20100049407A KR 20100049407 A KR20100049407 A KR 20100049407A KR 1020080108545 A KR1020080108545 A KR 1020080108545A KR 20080108545 A KR20080108545 A KR 20080108545A KR 20100049407 A KR20100049407 A KR 20100049407A
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- finger vein
- finger
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- vein
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Collating Specific Patterns (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Description
| Method | Line Tracking | Local Thresholding | Maximum Curvature Points | Mean Curvature |
| EER | 5.03% | 2.96% | 0.93% | 0.12% |
| FRR at zeros-FAR | 36.08% | 12.01% | 6.59% | 2.46% |
Claims (13)
- 손가락의 정맥을 이용하여 사용자를 인증하는 지정맥 인증 방법에 있어서,적외선을 이용하여 손가락 영상을 촬영하는 단계;가우스 필터를 이용하여 상기 영상에서 노이즈를 제거하고, 평균 곡률을 이용하여 상기 영상에서 배경 영역을 분할하는 단계;상기 평균 곡률을 이용하여 상기 분할된 영상에서 지정맥 패턴을 추출하는 단계; 및추출된 지정맥 패턴과 기 저장된 템플렛 패턴을 비교하는 단계를 포함하는 지정맥 인증 방법.
- 제2항에 있어서, 상기 분할하는 단계는,상기 평균 곡률 및 라플라시안(Laplacian) 방정식을 이용하여 배경 영역을 분할하는 단계인 것을 특징으로 하는 지정맥 인증 방법.
- 제1항에 있어서, 상기 추출하는 단계 이후에,상기 지정맥 패턴을 반전하는 단계를 더 포함하는 것을 특징으로 하는 지정맥 인증 방법.
- 제5항에 있어서, 상기 비교하는 단계는,상기 지정맥 패턴을 -10도부터 10도까지 2도씩 회전하면서 상기 템플렛 패턴과 비교하는 단계인 것을 특징으로 하는 지정맥 인증 방법.
- 손가락의 정맥을 이용하여 사용자를 인증하는 지정맥 인증 장치에 있어서,적외선을 이용하여 손가락 영상을 촬영하는 정맥 촬영부;가우스 필터를 이용하여 상기 영상에서 노이즈를 제거하고, 평균 곡률을 이용하여 상기 영상에서 배경 영역을 분할하는 전처리부;상기 평균 곡률을 이용하여 상기 분할된 영상에서 지정맥 패턴을 추출하는 정맥 추출부; 및추출된 지정맥 패턴과 기 저장된 템플렛 패턴을 비교하는 매칭부를 포함하는 지정맥 인증 장치.
- 제7항에 있어서, 상기 정맥 추출부는,추출된 지정맥 패턴을 반전하는 것을 특징으로 하는 지정맥 인증 장치.
- 제10항에 있어서, 상기 매칭부는,상기 지정맥 패턴을 -10도부터 10도까지 2도씩 회전하면서 상기 템플렛 패턴과 비교하는 것을 특징으로 하는 지정맥 인증 장치.
- 제7항에 있어서, 상기 정맥 촬영부는,근적외선 조명 및 CCD(Charge Couple Device) 카메라를 포함하는 것을 특징으로 하는 지정맥 인증 장치.
- 제7항에 있어서,상기 탬플렛 패턴을 저장하는 저장부를 더 포함하는 것을 특징으로 하는 지정맥 인증 장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020080108545A KR101017798B1 (ko) | 2008-11-03 | 2008-11-03 | 평균 곡률을 이용하는 지정맥 인증 방법 및 장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020080108545A KR101017798B1 (ko) | 2008-11-03 | 2008-11-03 | 평균 곡률을 이용하는 지정맥 인증 방법 및 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20100049407A true KR20100049407A (ko) | 2010-05-12 |
| KR101017798B1 KR101017798B1 (ko) | 2011-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020080108545A Expired - Fee Related KR101017798B1 (ko) | 2008-11-03 | 2008-11-03 | 평균 곡률을 이용하는 지정맥 인증 방법 및 장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101017798B1 (ko) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012112788A3 (en) * | 2011-02-17 | 2013-01-03 | Eyelock Inc. | Efficient method and system for the acquisition of scene imagery and iris imagery using a single sensor |
| KR101315646B1 (ko) * | 2012-07-25 | 2013-10-08 | 목포대학교산학협력단 | 가이디드 가버 필터를 이용한 지정맥 패턴 추출 방법 및 장치 |
| US8958606B2 (en) | 2007-09-01 | 2015-02-17 | Eyelock, Inc. | Mirror system and method for acquiring biometric data |
| KR101496852B1 (ko) * | 2013-11-22 | 2015-03-02 | (주)코리센 | 지정맥 인증 시스템 |
| US9002073B2 (en) | 2007-09-01 | 2015-04-07 | Eyelock, Inc. | Mobile identity platform |
| US9036871B2 (en) | 2007-09-01 | 2015-05-19 | Eyelock, Inc. | Mobility identity platform |
| US9095287B2 (en) | 2007-09-01 | 2015-08-04 | Eyelock, Inc. | System and method for iris data acquisition for biometric identification |
| US9117119B2 (en) | 2007-09-01 | 2015-08-25 | Eyelock, Inc. | Mobile identity platform |
| KR20150145966A (ko) * | 2014-06-20 | 2015-12-31 | (주)코리센 | 정맥 인증 시스템 |
| KR20170016779A (ko) * | 2016-03-08 | 2017-02-14 | 주식회사 뱅크볼 | 지정맥 인증을 이용한 다중 안전 잠금 기능을 구비하는 금융 거래 중계 시스템 |
| CN107229899A (zh) * | 2017-03-24 | 2017-10-03 | 杭州电子科技大学 | 一种基于二维高斯最大曲率的手指静脉识别方法 |
| CN111639555A (zh) * | 2020-05-15 | 2020-09-08 | 圣点世纪科技股份有限公司 | 一种指静脉图像噪声精确提取和自适应滤波去噪方法及装置 |
| KR20210028469A (ko) * | 2019-09-04 | 2021-03-12 | 주식회사 클레스앤피 | 인공지능 기반 지정맥을 이용한 인증 방법 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101626837B1 (ko) | 2015-12-08 | 2016-06-02 | 주식회사 나르테크놀로지 | 손가락 마디 및 지정맥 기반의 융합형 생체 인증 방법 및 그 장치 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100267262B1 (ko) * | 1998-03-13 | 2000-11-01 | 김영진 | 지문 특징 추출방법 |
| JP3558025B2 (ja) * | 2000-09-06 | 2004-08-25 | 株式会社日立製作所 | 個人認証装置及び方法 |
| KR100391182B1 (ko) * | 2000-09-25 | 2003-07-16 | 주식회사 디토정보기술 | 직접 골 추적을 이용한 지문 특징 추출방법 |
| KR100785339B1 (ko) | 2006-11-16 | 2007-12-17 | 중앙대학교 산학협력단 | 형상인식장치 및 방법 |
-
2008
- 2008-11-03 KR KR1020080108545A patent/KR101017798B1/ko not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9192297B2 (en) | 2007-09-01 | 2015-11-24 | Eyelock Llc | System and method for iris data acquisition for biometric identification |
| US9792498B2 (en) | 2007-09-01 | 2017-10-17 | Eyelock Llc | Mobile identity platform |
| US10296791B2 (en) | 2007-09-01 | 2019-05-21 | Eyelock Llc | Mobile identity platform |
| US8958606B2 (en) | 2007-09-01 | 2015-02-17 | Eyelock, Inc. | Mirror system and method for acquiring biometric data |
| US9946928B2 (en) | 2007-09-01 | 2018-04-17 | Eyelock Llc | System and method for iris data acquisition for biometric identification |
| US9002073B2 (en) | 2007-09-01 | 2015-04-07 | Eyelock, Inc. | Mobile identity platform |
| US9036871B2 (en) | 2007-09-01 | 2015-05-19 | Eyelock, Inc. | Mobility identity platform |
| US9055198B2 (en) | 2007-09-01 | 2015-06-09 | Eyelock, Inc. | Mirror system and method for acquiring biometric data |
| US9095287B2 (en) | 2007-09-01 | 2015-08-04 | Eyelock, Inc. | System and method for iris data acquisition for biometric identification |
| US9626563B2 (en) | 2007-09-01 | 2017-04-18 | Eyelock Llc | Mobile identity platform |
| US9117119B2 (en) | 2007-09-01 | 2015-08-25 | Eyelock, Inc. | Mobile identity platform |
| US9280706B2 (en) | 2011-02-17 | 2016-03-08 | Eyelock Llc | Efficient method and system for the acquisition of scene imagery and iris imagery using a single sensor |
| WO2012112788A3 (en) * | 2011-02-17 | 2013-01-03 | Eyelock Inc. | Efficient method and system for the acquisition of scene imagery and iris imagery using a single sensor |
| US10116888B2 (en) | 2011-02-17 | 2018-10-30 | Eyelock Llc | Efficient method and system for the acquisition of scene imagery and iris imagery using a single sensor |
| KR101315646B1 (ko) * | 2012-07-25 | 2013-10-08 | 목포대학교산학협력단 | 가이디드 가버 필터를 이용한 지정맥 패턴 추출 방법 및 장치 |
| WO2014017697A1 (ko) * | 2012-07-25 | 2014-01-30 | 전북대학교산학협력단 | 가이디드 가버 필터를 이용한 지정맥 패턴 추출 방법 및 장치 |
| KR101496852B1 (ko) * | 2013-11-22 | 2015-03-02 | (주)코리센 | 지정맥 인증 시스템 |
| KR20150145966A (ko) * | 2014-06-20 | 2015-12-31 | (주)코리센 | 정맥 인증 시스템 |
| KR20170016779A (ko) * | 2016-03-08 | 2017-02-14 | 주식회사 뱅크볼 | 지정맥 인증을 이용한 다중 안전 잠금 기능을 구비하는 금융 거래 중계 시스템 |
| CN107229899A (zh) * | 2017-03-24 | 2017-10-03 | 杭州电子科技大学 | 一种基于二维高斯最大曲率的手指静脉识别方法 |
| KR20210028469A (ko) * | 2019-09-04 | 2021-03-12 | 주식회사 클레스앤피 | 인공지능 기반 지정맥을 이용한 인증 방법 |
| CN111639555A (zh) * | 2020-05-15 | 2020-09-08 | 圣点世纪科技股份有限公司 | 一种指静脉图像噪声精确提取和自适应滤波去噪方法及装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101017798B1 (ko) | 2011-03-02 |
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