KR20020070113A - 개인인증방법 및 장치 - Google Patents
개인인증방법 및 장치 Download PDFInfo
- Publication number
- KR20020070113A KR20020070113A KR1020020010090A KR20020010090A KR20020070113A KR 20020070113 A KR20020070113 A KR 20020070113A KR 1020020010090 A KR1020020010090 A KR 1020020010090A KR 20020010090 A KR20020010090 A KR 20020010090A KR 20020070113 A KR20020070113 A KR 20020070113A
- Authority
- KR
- South Korea
- Prior art keywords
- authentication
- frequency
- iris
- personal authentication
- iris image
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
- G06V40/193—Preprocessing; Feature extraction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Artificial Intelligence (AREA)
- Data Mining & Analysis (AREA)
- Bioinformatics & Computational Biology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Evolutionary Computation (AREA)
- Evolutionary Biology (AREA)
- Collating Specific Patterns (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
Description
Claims (15)
- 생체정보를 이용하여 개인인증을 행하는 방법에 있어서,등록 시에,취득한 생체정보에 대하여, 복수의 주파수를 이용한 주파수해석을 행하여, 각 주파수별로 특징량을 생성하고 등록하며,인증 시에,상기 복수의 주파수 중에서, 인증을 위한 주파수해석에 이용할 주파수를 선택하고,취득한 피 인증자의 생체정보에 대하여, 선택한 주파수를 이용한 주파수해석을 행하고, 각 선택 주파수별로 특징량을 생성하며,생성한 각 특징량을, 동일 주파수에 관한 등록 시의 특징량과 각각 비교해서 개인인증을 행하는 것을 특징으로 하는 개인인증방법.
- 제 1 항에 있어서,상기 생체정보는 눈의 홍채화상인 것을 특징으로 하는 개인인증방법.
- 제 2 항에 있어서,인증 시의 주파수 선택을, 인증 시에 촬영한 홍채화상의 해상도를 기초로 행하는 것을 특징으로 하는 개인인증방법.
- 제 3 항에 있어서,홍채화상의 해상도를, 당해 홍채화상 자체에서 구하는 것을 특징으로 하는 개인인증방법.
- 제 4 항에 있어서,홍채화상의 해상도를, 당해 홍채화상의 홍채와 동공과의 경계에 대응한 원주의 길이에 기초하여 구하는 것을 특징으로 하는 개인인증방법.
- 제 3 항에 있어서,홍채화상의 해상도를, 당해 홍채화상을 촬영한 기기에 관한 정보로부터 구하는 것을 특징으로 하는 개인인증방법.
- 제 1 항에 있어서,인증 시의 주파수 선택을, 상기 복수 주파수의 각 조합 별 인증 정밀도에 기초하여 행하는 것을 특징으로 하는 개인인증방법.
- 제 7 항에 있어서,인증 정밀도를, 동일인끼리의 인증거리 분포와, 타인끼리의 인증거리 분포를 이용하여 산출하는 것을 특징으로 하는 개인인증방법.
- 제 1 항에 있어서,인증 시의 인증 정밀도를, 선택한 주파수에 따라 추정하는 것을 특징으로 하는 개인인증방법.
- 제 9 항에 있어서,인증 정밀도의 추정을, 동일인끼리의 인증거리 분포와, 타인끼리의 인증거리 분포를 이용하여 행하는 것을 특징으로 하는 개인인증방법.
- 제 9 항에 있어서,추정한 인증 정밀도에 따라, 피 인증자를 최종적으로 인증하는지의 여부를 판단하는 것을 특징으로 하는 개인인증방법.
- 제 9 항에 있어서,추정한 인증 정밀도에 따라, 인증 후의 피 인증자에게 부여되는 권한을 제어하는 것을 특징으로 하는 개인인증방법.
- 제 9 항에 있어서,추정한 인증 정밀도에 따라, 재인증을 실행하는지의 여부를 판단하는 것을 특징으로 하는 개인인증방법.
- 생체정보를 이용하여 개인인증을 실행하는 장치에 있어서,등록 시에 취득한 생체정보에 대하여, 복수의 주파수를 이용한 주파수 해석을 실행함으로써 얻어진 각 주파수 별 특징량을 이용하며,인증 시에,상기 복수의 주파수 중에서, 인증을 위한 주파수해석에 이용할 주파수를 선택하고,취득한 피 인증자의 생체정보에 대하여, 선택한 주파수를 이용한 주파수 해석을 실행하고, 각 선택 주파수별로 특징량을 생성하며,생성한 각 특징량을, 동일 주파수에 관한 등록 시의 특징량과 각각 비교하여 개인인증을 실행하는 것을 특징으로 하는 개인인증장치.
- 제 14 항에 있어서,상기 생체정보는, 눈의 홍채화상인 것을 특징으로 하는 개인인증장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001053602A JP3586431B2 (ja) | 2001-02-28 | 2001-02-28 | 個人認証方法および装置 |
JPJP-P-2001-00053602 | 2001-02-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020070113A true KR20020070113A (ko) | 2002-09-05 |
KR100784599B1 KR100784599B1 (ko) | 2007-12-11 |
Family
ID=18914044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020010090A KR100784599B1 (ko) | 2001-02-28 | 2002-02-26 | 개인인증방법 및 장치 |
Country Status (7)
Country | Link |
---|---|
US (2) | US7099495B2 (ko) |
EP (1) | EP1237117B1 (ko) |
JP (1) | JP3586431B2 (ko) |
KR (1) | KR100784599B1 (ko) |
CN (1) | CN1290060C (ko) |
AT (1) | ATE338985T1 (ko) |
DE (1) | DE60214457T2 (ko) |
Cited By (2)
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WO2009005228A2 (en) * | 2007-06-29 | 2009-01-08 | Electronics And Telecommunications Research Institute | Image signature creating method and apparatus for discriminating still images |
WO2009005228A3 (en) * | 2007-06-29 | 2009-02-19 | Korea Electronics Telecomm | Image signature creating method and apparatus for discriminating still images |
KR100936936B1 (ko) * | 2007-06-29 | 2010-01-14 | 한국전자통신연구원 | 정지영상 식별을 위한 영상 서술자의 생성 방법 및 장치 |
US8379910B2 (en) | 2007-06-29 | 2013-02-19 | Electronics And Telecommunications Research Institute | Image signature creating method and apparatus for discriminating still images |
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US20020118864A1 (en) | 2002-08-29 |
EP1237117B1 (en) | 2006-09-06 |
ATE338985T1 (de) | 2006-09-15 |
KR100784599B1 (ko) | 2007-12-11 |
EP1237117A3 (en) | 2005-01-19 |
US20060210123A1 (en) | 2006-09-21 |
EP1237117A2 (en) | 2002-09-04 |
US7099495B2 (en) | 2006-08-29 |
US7564993B2 (en) | 2009-07-21 |
CN1373452A (zh) | 2002-10-09 |
JP2002259981A (ja) | 2002-09-13 |
DE60214457D1 (de) | 2006-10-19 |
JP3586431B2 (ja) | 2004-11-10 |
CN1290060C (zh) | 2006-12-13 |
DE60214457T2 (de) | 2006-12-28 |
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