LIVENESS DETECTION METHOD BASED ON APPEARANCE OF MOUTH WHEN PRONOUNCING AND COMPUTING APPARATUS FOR PERFORMING THE SAME

Provided is a liveness detection method based on the mouth shape at the time of pronunciation, which includes the steps of: receiving an image of a user pronouncing at least one authentication word when the user attempts biometric authentication; and determining whether the user is a pre-registered...

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Bibliographische Detailangaben
Hauptverfasser:	JEONG JA YEON, HWANG SHINAE, HWANG YOUNG KYOO, WEY HOCHEON, CHANG JUNG WOO
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	ACOUSTICS CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING MUSICAL INSTRUMENTS PHYSICS SPEECH ANALYSIS OR SYNTHESIS SPEECH OR AUDIO CODING OR DECODING SPEECH OR VOICE PROCESSING SPEECH RECOGNITION
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Beschreibung
Zusammenfassung:	Provided is a liveness detection method based on the mouth shape at the time of pronunciation, which includes the steps of: receiving an image of a user pronouncing at least one authentication word when the user attempts biometric authentication; and determining whether the user is a pre-registered user based on the received image and pre-stored biometric information corresponding to the user. 발음 시 입모양에 기초한 실물감지(liveness detection) 방법은, 사용자가 생체인증을 시도하면, 상기 사용자가 적어도 하나의 인증 단어를 발음하는 모습을 촬영한 영상을 수신하는 단계 및 상기 수신한 영상 및 상기 사용자에 대응되도록 미리 저장된 생체정보에 기초하여 상기 사용자가 미리 등록된 사용자인지 판단하는 단계를 포함한다.