Patents Assigned to Cross Match Technology, Inc.
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Publication number: 20040140735Abstract: The present invention provides an apparatus for sensing biometric information in a finger with piezo ceramic elements. In one embodiment, the apparatus includes an array of discrete piezo ceramic elements and filler. The array of discrete piezo ceramic elements is responsive to acoustic characteristics of parts of the finger. The filler is distributed between the discrete piezo ceramic elements and provides acoustic attenuation and electric isolation between the discrete piezo ceramic elements. A protective layer can receive a ridge pattern of the finger positioned proximate to the array. Air in valleys between ridges of the ridge pattern of the finger acts as an acoustic barrier. A backing layer (air or foam) can also be provided.Type: ApplicationFiled: July 29, 2003Publication date: July 22, 2004Applicant: Cross Match Technologies, Inc.Inventors: Walter G. Scott, Donald E. Jones
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Publication number: 20040114785Abstract: A method is provided that images a full palm print and/or a full palm and fingerprint for a hand positioned on a non-planar surface of an optical element. The hand is placed on the non-planar surface of the optical element. A measuring device can be rotated about a centerline axis of the optical element. During the rotation, a circular image of the full palm print (including thenar, hypothenar, interdigital, palm heel, “writers palm,” palm pocket, and fingertips) and/or full palm and finger prints, and/or hand characteristic information (e.g., hand geometry, spacing, etc.) can be captured by the measuring portion. The optical element can also include a calibration area (e.g., target) that can be used to calibrate the measuring device during each scan and/or be captured with the image for future quality control of the captured image.Type: ApplicationFiled: December 3, 2003Publication date: June 17, 2004Applicant: Cross Match Technologies, Inc.Inventors: George W. McClurg, John F. Carver
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Publication number: 20040114786Abstract: A system and method is provided for converting biometric image data captured in a first coordinate system into biometric image data in a second coordinate system (e.g., from polar to rectangular). The system includes a receiving module for receiving raw image data captured in a first coordinate system, a coordinate conversion module, and a memory. The conversion system can be implemented in a biometric imaging system or in a system external to a biometric imaging system. After raw image data captured in a first coordinate system has been received, for each pixel in a defined output area, the coordinate conversion module retrieves an entry in a conversion data array and one or more samples from the captured raw image data. The coordinate conversion module then interpolates the retrieved samples using weighting based on the conversion data array entry to obtain the respective pixel value in the second coordinate system.Type: ApplicationFiled: December 3, 2003Publication date: June 17, 2004Applicant: Cross Match Technologies, Inc.Inventors: Greg L. Cannon, George W. McClurg, John F. Carver
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Publication number: 20040109245Abstract: A system and method are provided for scanning all or part of a hand print for one or more hands positioned on a non-planar portion of a prism. The non-planar portion can be symmetrical about an axis of symmetry of the prism. Typically, a palm pocket, writer's palm, or the like, is hard to capture on a flat surface. In contrast, the non-planar portion of the prism according to embodiments of the present invention provides a form so that the palm pocket, writer's palm, or the like, can be captured. Hand and/or finger characteristic data can also be captured, for example hand geometry (e.g., finger lengths and spacing between fingers). The prism can also include a positioning device (e.g.Type: ApplicationFiled: December 3, 2003Publication date: June 10, 2004Applicant: Cross Match Technologies, Inc.Inventors: George W. McClurg, John F. Carver, Frank L. Ebright
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Publication number: 20040109591Abstract: A system and method include a non-planar prism and a scanning imaging system configured to locate and/or scan all or part of a hand print for one or more hands positioned on a curved portion of the non-planar prism. The curved portion can be symmetrical about an axis of symmetry of the non-planar prism. Typically, a print pattern on a palm pocket, a writer's palm, or the like, is hard to capture on a flat surface. In contrast, the non-planar prism of the present invention provides a form so that a print pattern on the palm pocket, writer's palm, or the like, can be captured. Print patterns or different parts of a hand (e.g., fingertips and a writer's palm) are also more easily captured using the non-planar prism. Hand and/or finger characteristic data can also be captured, for example hand geometry (e.g., finger lengths and spacing between fingers). The scanning imaging system can be stationary or it can be rotated along an arcuate scan path about a centerline axis of the optical element.Type: ApplicationFiled: December 3, 2003Publication date: June 10, 2004Applicant: Cross Match Technologies, Inc.Inventors: George W. McClurg, John F. Carver, Frank L. Ebright
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Publication number: 20040109589Abstract: A system and method is provided for generating a preview display of a captured print image from a non-planar platen and for generating a high resolution display of a user-selected area of the preview display. The display processing system comprises a preview generation module and optionally a high resolution display processing module. After a group of captured radial scan line images is received, the preview generation module determines the representative pixel values for pixels in the group. The polar coordinate system position of the respective group is then converted to a position in the display window coordinates. The representative pixel values are plotted at the corresponding display window coordinates. The operator can request a high resolution display of an area of the preview display. When a request is received, the captured image data within that area is converted to rectangular system coordinates and displayed.Type: ApplicationFiled: December 3, 2003Publication date: June 10, 2004Applicant: Cross Match Technologies, Inc.Inventors: George W. McClurg, Greg L. Cannon, Richard W. Voorhees
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Patent number: 6744910Abstract: A hand-held fingerprint scanner having local storage of image normalization data is disclosed, as well as a method of manufacturing such a scanner. The image normalization data is representative of fixed pattern noise associated with the image sensor used in the fingerprint scanner. This data may be combined with the raw image data resulting in normalized image data. The image normalization data is stored in non-volatile memory where it can be transmitted to a host processor. Alternatively, the fingerprint scanner may include a normalization processor, allowing transmission of normalized fingerprint images to a host processor. Also disclosed is a fingerprint scanning system having remote fingerprint scanners with local storage of image normalization data.Type: GrantFiled: October 29, 1999Date of Patent: June 1, 2004Assignee: Cross Match Technologies, Inc.Inventors: George William McClurg, David Brunell, Walter Guy Scott
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Patent number: 6720712Abstract: An identification device having a piezoelectric sensor array is used to obtain biometric data. Multiplexers are switched to control the sensor. The device has several operating modes for obtaining a variety of biometric data, including an impedance detection mode, a voltage detection mode, an imaging mode, and a Doppler-shift detection mode. The presence of a fingerprint on the sensor can be used to turn-on the device. The device is capable of capturing a fingerprint, forming a three-dimensional map of a finger bone, and/or determining the direction and speed of arteriole and/or capillary blood flow in a finger. A single pixel or a group of pixels can be detected and readout to a memory. The device can be used as an electronic signature device. The device can operate as part of a personal area network, using a public service layer according to the invention.Type: GrantFiled: March 23, 2001Date of Patent: April 13, 2004Assignee: Cross Match Technologies, Inc.Inventors: Walter G. Scott, Donald E. Jones
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Patent number: 6687391Abstract: A scanning device for electronically capturing a fingerprint image, employing a finger guide unit and a platen. The finger guide unit positions a finger for scanning by means of a gap into which the finger is placed. The guide maintains the finger within the print scanning range when used in conjunction with a movable platen. The guide unit is rotatable allowing the guide to be moved to expose the whole movable platen. The finger guide unit has two guide plates disposed adjacent one another creating a gap. The gap width is adjustable by means of an adjustment device, allowing fingers of any size to be properly positioned and guided within the scanner reading range. The guide plates each have an edge lined with low-friction material which contacts the finger when in use. The guide plates each have an extension which serves as a handle for raising the guide unit and as a hanger for suspending the guide unit above the platen for use.Type: GrantFiled: December 15, 1999Date of Patent: February 3, 2004Assignee: Cross Match Technologies, Inc.Inventors: Walter Guy Scott, Dean Fedele, John F. Carver
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Publication number: 20040016811Abstract: A scanner section of a reader/scanner device that scans and stores biometric data of an individual with a biometric scanner section. A reader section reads and stores machine readable code data with a code reading section. The machine readable code can be associated with a handheld device held by the individual having their biometric data scanned. The reader/scanner device then decodes the code data and stores decoded data. The biometric data is extracted, either within the reader/scanner device or remotely after being transmitted to a remote device. The extracted biometric data is compared to the decoded data, either within the reader/scanner device or remotely after the decoded data is transmitted to a remote device, to determine if the individual is the person listed on the handheld device. If not, the biometric data can be used to determine their identity if they are in a main database.Type: ApplicationFiled: April 21, 2003Publication date: January 29, 2004Applicant: Cross Match Technologies, Inc.Inventors: Frank E. Fernandez, William G. Siegel
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Publication number: 20040017132Abstract: A multiplexer for a biometric apparatus having at least fifty thousand piezo ceramic sensor elements arranged in a two-dimensional array on a pitch spacing equal to or less than approximately two hundred microns. The multiplexer includes a plurality of first and second orthogonal conductors. Each of the first conductors is coupled to Y piezo ceramic sensor elements. Each of the second conductors is coupled to X piezo ceramic sensor elements. Switches couple the first conductors to either an output port of a signal generator, a high impedance node, or a low impedance node. Switches also couple the second conductors to either an input port of a processor, a high impedance node, or a low impedance node. Shift registers coupled to the switches are used to control the position of the switched.Type: ApplicationFiled: July 21, 2003Publication date: January 29, 2004Applicant: Cross Match Technologies, Inc.Inventor: Walter G. Scott
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Publication number: 20030229506Abstract: A method and system use multi-tiered authorization for securing mass transit operations. The purchase rights of a consumer to travel on a medium of mass transit are verified. In some examples this verification can involve: transmitting identity (e.g., print data, facial data, universally unique identifier (UUID) data, or the like) and financial information (e.g., credit or debit card information, or the like) to a predetermined (e.g., third party vendor) party using a wireless transceiver biometric device, comparing the identity and financial data to previously stored data, and transmitting the results of the comparison to a consumer's present location. If verified, a transaction for purchase of travel rights is initiated. Information about the consumer and the travel is transmitted to a predetermined entity (e.g., a governmental entity, a third party vendor, or the like). Traveling rights of the consumer are verified before embarkation on the medium of mass transit.Type: ApplicationFiled: October 31, 2002Publication date: December 11, 2003Applicant: Cross Match Technologies, Inc.Inventors: Walter G. Scott, William G. Siegel, Gregory L. Cannon, Thomas Buss, George W. McClurg, Mark Southwick, Richard Irving, Ron Kropp, John Vandusen, Trent Francis
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Publication number: 20030229811Abstract: A system and method are used to perform multi-tired authorization to enhance security during transactions. Data (e.g., biometric, print, universally unique identifier (UUID), financial, and/or other types of data) of a first entity (e.g., a consumer or the like) is captured using a wireless transceiver biometric device. The captured data is verified against previously stored data. Results from the verification are transmitted to second and third entities (e.g., insurance and financial entities, government and private entities, first and second government entities, law enforcement and administrative agency entities, or the like pairs). Data (e.g., similar to that discussed above) of a fourth entity (e.g., a retail or wholesale product or service entity) is captured using the same or another wireless transceiver biometric device. The captured data is verified against previously stored data. Results from the verification are sent to the second and third entities (e.g.Type: ApplicationFiled: October 30, 2002Publication date: December 11, 2003Applicant: Cross Match Technologies, Inc.Inventors: William G. Siegel, Gregory L. Cannon, Thomas Buss, George W. McClurg, Mark Southwick, Richard Irving, Ron Kropp, John Vandusen, Trent Francis
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Patent number: 6658164Abstract: A calibration and correction procedure for a fingerprint scanner. The calibration and correction procedure performs an automatic calibration procedure and gray level linearity procedure. The automatic calibration procedure includes a brightness function to correct for distortions in brightness, a focus check function to identify when the fingerprint scanner is out of focus, and a geometric distortion function to correct for imperfect linearity in the geometry of the fingerprint scanner. The gray level linearity procedure corrects for linear distortions in brightness and contrast of gray levels.Type: GrantFiled: October 25, 1999Date of Patent: December 2, 2003Assignee: Cross Match Technologies, Inc.Inventors: Richard D. Irving, Walter Guy Scott
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Publication number: 20030206287Abstract: Light wedges that reflect light internally and produce diffuse light for uniformly illuminating a platen in a print scanner are presented. In one example, a light wedge has a first surface that receives light emitted from an illumination source and a second surface that limits specular reflections. The light wedge transmits light from the illumination source toward the platen, whereby uniform illumination is provided to the platen. In another example, a light wedge has an illumination surface that receives light emitted from the illumination source, a first surface that limits specular reflections, and a second surface that acts as a diffuser. The second surface reflects light out of the light wedge toward the platen, whereby uniform illumination is provided to the platen.Type: ApplicationFiled: April 9, 2003Publication date: November 6, 2003Applicant: Cross Match Technologies, Inc.Inventors: Geroge W. McClurg, Dean J. Fedele
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Publication number: 20030200446Abstract: A system and methods controls access to an accessed system utilizing a two-factor requirement for admittance. One factor may be biometric data read and extracted from an individual wishing to gain access to the accessed system. The other factor may be an electronic key signal received at an input device of the access control system that is converted to an input signal. In some instances, the input signal is used to access correlating biometric data in a memory. Then, the extracted live biometric data and the stored biometric data are compared to generate a matching result signal. The matching results signal is transmitted to a Wiegand access control panel to control access to the accessed system. In other instances, the extracted live biometric data is compared to biometric data stored in a memory corresponding to a plurality of individual's biometric data that are allowed access to the accessed system.Type: ApplicationFiled: April 19, 2002Publication date: October 23, 2003Applicant: Cross Match Technologies, Inc.Inventors: William G. Siegel, George W. McClurg, Greg L. Cannon
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Publication number: 20030197593Abstract: Systems and methods perform access control and mobile identity verification utilizing a memory, maybe on a handheld device, that stores at least biometric data, such as minutia. The handheld device may also store other data, such as a threshold value and Wiegand data. The data may be stored in a memory, a magnetic strip, a code, a bar code, or in all of these devices associated with the handheld device. The handheld device may be a SmartCard or the like. The threshold value may be a required value or parameter generated from input criteria based on biometric data read and extracted by an extracting system during an enrolling process. The threshold value is used during extracting, matching, or both, to most accurately determine the identity and characteristics of an individual wanting access to an accessed system or being questioned by law enforcement in the field.Type: ApplicationFiled: April 19, 2002Publication date: October 23, 2003Applicant: Cross Match Technologies, Inc.Inventors: William G. Siegel, Greg L. Cannon, Frank E. Fernandez
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Patent number: 6628813Abstract: A method and apparatus whereby a fingerprint verifier has a mechanism to slide a prism over an imaged area of a camera. The position of the prism being determined by a binary absolute linear code on a sliding mechanism imaged by the same camera at the side of the fingerprint wherein the images are knitted together to simulate a large CCD.Type: GrantFiled: January 16, 2001Date of Patent: September 30, 2003Assignee: Cross Match Technologies, Inc.Inventors: Walter Guy Scott, Dean J. Fedele
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Patent number: D478905Type: GrantFiled: July 31, 2002Date of Patent: August 26, 2003Assignee: Cross Match Technologies, Inc.Inventors: Michael V. Byrne, George William McClurg, John M. Van Dusen, John F. Carver, Joseph L. Navarro, Jr.
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Patent number: D483755Type: GrantFiled: July 31, 2002Date of Patent: December 16, 2003Assignee: Cross Match Technologies, Inc.Inventors: Joe F. Arnold, Charles P. Bardons, Albert Eng