Matches 1 - 38 out of 38
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US20090310831 PARTIAL FINGERPRINT RECOGNITION  
A method for partial fingerprint recognition, the method comprising the steps of extracting features including ridge orientations, valley images, minutiae, and pores from at least two fingerprint...
US20090285459 FINGERPRINT REPRESENTATION USING GRADIENT HISTOGRAMS  
Techniques for generating a gradient characterization for a first fingerprint image are provided. One or more fingerprint feature points are selected from the first fingerprint image. A region is...
US20090279751 Mechanical resonator optimization using shear wave damping  
Provided is a fingerprint sensor including one or more mechanical devices for capturing the fingerprint. The mechanical devices include a matrix of pillars and are configured to be mechanically...
US20090262990 APPARATUS AND METHOD FOR POLYNOMIAL RECONSTRUCTION IN FUZZY VAULT SYSTEM  
Provided is a method for polynomial reconstruction in a fuzzy vault system, which includes receiving a set of matching minutiae to select a minutiae combination to be used for the polynomial...
US20090245597 RIDGE REGION EXTRACTION  
This invention includes a ridge region extractor which identifies a ridge region in a digital image based on a correlation value indicating the degree of similarity between each of a plurality of...
US20090226053 Biometric information registration apparatus, biometric information verification apparatus, biometric information registration/verification system, and biometric information registration program  
In relation to a system which effects one-to-many authentication using biometric information; e.g., a fingerprint, an iris, voice, a facial image, a vascular pattern, a dynamic signature, or a...
US20090226052 Method and apparatus for processing biometric images  
A method and apparatus for applying gradient edge detection to detect features in a biometric, such as a fingerprint, based on data representing an image of at least a portion of the biometric. The...
US20090202115 MINUTIAE MASK  
A system and method of authenticating fingerprints. A method of authenticating a fingerprint includes comparing a geometric shape of a scanned fingerprint to a corresponding geometric shape of a...
US20090175513 Methods and Apparatus for Generation of Cancelable Fingerprint Template  
Techniques for generating a distorted fingerprint representation for a given fingerprint image are provided. First, at least one fingerprint feature point from a given fingerprint image is...
US20090169072 METHOD AND SYSTEM FOR COMPARING PRINTS USING A RECONSTRUCTED DIRECTION IMAGE  
A system constructs a block direction for a first print and compares the block direction image to a direction image for a second print to determine a similarity measure between the first and second...
US20090154780 SECURITY SYSTEM AND METHOD FOR SECURITY CERTIFICATION THEREOF, METHOD OF GENERATING RELATIVE CHARACTER INFORMATION, TERMINAL SYSTEM, AND SMART CARD  
A security system is provided. The security system includes a terminal system and a smart card. The terminal system generates relative fingerprint information of a user from absolute fingerprint...
US20090123040 FINGERPRINT IMAGE BACKGROUND DETECTION APPARATUS AND DETECTION METHOD  
Even if streak-like noise or streaks caused by dragging which can be hardly distinguished from upheaval lines exist, background regions and impressing regions are separated from each other without...
US20090080718 AUTHENTICATION APPARATUS, AUTHENTICATION METHOD AND PROGRAM  
An authentication apparatus is provided to improve efficiency in the use of memory while maintaining the accuracy of authentication. The authentication apparatus includes: extraction means that...
US20090010503 PORTABLE OR EMBEDDED ACCESS AND INPUT DEVICES AND METHODS FOR GIVING ACCESS TO ACCESS LIMITED DEVICES, APPARATUSES, APPLIANCES, SYSTEMS OR NETWORKS  
A portable or embedded access device is provided for being coupled to, and for allowing only authorized users access to, an access-limited apparatus, device, network or system, e.g. a computer...
US20080310691 SYSTEMS AND METHODS FOR FINGERPRINT MATCHING  
A fingerprint matching system includes a first minutiae obtaining unit and a second minutiae obtaining unit adapted to obtain minutiae information of first and second fingerprints. On the minutiae...
US20080298649 Hygienic biometric sensors  
Methods and systems for performing a biometric measurement on an individual are disclosed. A containment film is disposed between a skin site of the individual and a platen. Light is directed...
US20080298648 METHOD AND SYSTEM FOR SLAP PRINT SEGMENTATION  
A method is performed in a print identification system to segment a non-segmented slap print image into its finger components. The method includes: receiving, for a hand, a non-segmented slap print...
US20080273770 Fast Fingerprint Identification And Verification By Minutiae Pair Indexing  
For each minutia in the fingerprint, a set of surrounding “neighborhood” minutiae is identified. In each neighborhood, each minutiae pair of central and neighboring minutiae is described by...
US20080273769 PRINT MATCHING METHOD AND SYSTEM USING DIRECTION IMAGES  
A system includes an interface receiving a search print record including a first direction image of a search print and a file print record including a second direction image of a file print, and a...
US20080253625 Multi-Resolutional Texture Analysis Fingerprint Liveness Systems and Methods  
Various systems, methods, and programs embodied in computer-readable mediums are provided for fingerprint liveness detection. In one embodiment, a method for determining fingerprint liveness is...
US20080253626 Regional Fingerprint Liveness Detection Systems and Methods  
Various systems, methods, and programs embodied in computer-readable mediums are provided for fingerprint liveness detection. In one embodiment, a method for determining fingerprint liveness is...
US20080247615 Two-Way Scanning Fingerprint Sensor  
The invention relates to the recognition of fingerprints, and more particularly to the recognition on the basis of an elongate strip-shaped sensor of detectors capable of detecting the ridges and...
US20080240522 Fingerprint Authentication Method Involving Movement of Control Points  
A fingerprint system ( 80 ) implements a fingerprint authentication method ( 20 ) for a user fingerprint image (UFI) based on a plurality of control fingerprint images (CFI). The method involves (S...
US20080226143 CHARACTER NOISE ELIMINATING APPARATUS, CHARACTER NOISE ELIMINATING METHOD, AND CHARACTER NOISE ELIMINATING PROGRAM  
To provide a character noise eliminating apparatus that can eliminate a character noise when a fingerprint ridgeline area has a higher density than a character noise area. A character noise...
US20080199058 Biometrics method based on a thermal image of a finger  
A biometrics method based on a thermal image of a finger includes the steps of: acquiring the thermal image of the finger; and extracting a finger-print image or a finger-vein image from the...
US20080199057 Portable storage device with fingerprint identification function  
The present invention discloses a portable storage device with a fingerprint identification function. The portable storage device uses a slim sliding fingerprint identifier to detect a user's...
US20080192994 Methods and systems for automated fingerprint recognition  
A method of identifying a donor of a fingerprint image exhibiting a pattern of minutiae. The method comprises deriving a donor index code and a donor match code associated with the donor...
US20080181469 Method of extracting ridge line and valley line from three-dimensional point data  
Disclosed is a method of extracting ridge and valley lines from three-dimensional point data, the method including the steps of: receiving undefined point data obtained from a three-dimensional...
US20080144894 Method for filtering a fingerprint image continuation-in-part  
The present invention relates to the digital processing of images, and, more particularly, to the digital filtering of fingerprint images. The present invention can be used in criminalistics for...
US20080130963 IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD, PROGRAM, AND STORAGE MEDIUM  
Paper fingerprint information that represents a fiber pattern unique to a paper sheet is scanned, and the paper fingerprint information and its position information are embedded at two corners as...
US20080123909 METHOD OF TRANSFORMING MINUTIAE USING TAYLOR SERIES FOR INTEROPERABLE FINGERPRINT RECOGNITION BETWEEN DISPARATE FINGERPRINT SENSORS  
A method of transforming minutiae using the Taylor series for interoperable fingerprint recognition between disparate fingerprint sensors, which parses the fields of a Standard Interchange Format...
US20080112600 Vein Authentication Device  
Provided in this invention is a vein authentication device comprising: an interface on which a part of a living body; one or more light sources for emitting infrared light; an image pickup unit for...
US20080101664 Non-Contact Optical Means And Method For 3D Fingerprint Recognition  
The present invention discloses a method of recognizing 3D fingerprints by contact-less optical means. The novel method comprising inter alia the following steps of obtaining an optical...
US20080095413 Fingerprint recognition system  
A method of analyzing and recognizing fingerprint images that utilizes vector processing of a vector field that is defined as the tangential vector of the fingerprint ridge curves is disclosed. The...
US20080089565 Pattern Matching  
Matching of a scanned fingerprint (F) with a reference, master pattern involves running-filter de-convolution ( 10 ) of image edge-response functions (ERF) of the scanned pattern to determine from...
US20080085039 Fingerprint matching method and apparatus using fingerprint minutiae and fingerprint binary images  
Provided is a fingerprint matching method and apparatus using fingerprint minutiae and fingerprint binary images. The method includes: constructing a template fingerprint database by extracting...
US20080056546 CHARACTER NOISE ELIMINATING APPARATUS, CHARACTER NOISE ELIMINATING METHOD, AND CHARACTER NOISE ELIMINATING PROGRAM  
To provide a noise eliminating apparatus and the like that can eliminate an atypical shaped background noise. A character noise eliminating apparatus includes a character noise area detecting...
US20080013808 System for and method of assigning confidence values to fingerprint minutiae points  
A method in accordance with the present invention is used to organize minutiae and other identifying characteristics of a patterned object to verify a user. In one embodiment, the method includes...
Matches 1 - 38 out of 38