U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Lu, Tom Y.


Primary examiner statistics: 26 patents; average approval time: 1473 days
Assistant examiner statistics: 194 patents; average approval time: 1466 days

Patents as Assistant Examiner


1          
NumberTitleIssue Date
RE40477Reliable detection of LSB steganography in color and grayscale images
A system and method that efficiently, accurately, and simply detect reliably least-significant-bit (“LSB”) embedding of a secret message in randomly scattered pixels. The system and method apply to both 24-bit color images and 8-bit grayscale or color images. Ma...
09/02/2008
7388965Imaging forming apparatus and copy management system
An additional data useful for the management of copies of a document for an image forming apparatus is embedded in a hard copy of the document. The additional data is embedded in an inherent image of a document as discrete dots arranged in a prescribed format. Prefe...
06/17/2008
7362890Registration of 3-D imaging of 3-D objects
A three-dimensional-based modeling method and system designed for dentistry and related medical (and appropriate non-medical) applications. Data capture means produces a point cloud representing the three-dimensional surface of an object (e.g., dental arch). Three-d...
04/22/2008
7356169Method and system for transforming an image of a biological surface
Provided is a method of transforming an image of a biometric surface comprising the steps of sensing a biometric surface to provide biometric image data, receiving data relating to a plurality of parameters for use in transforming image data different parameters for...
04/08/2008
7356174Contraband detection system and method using variance data
A technique is disclosed for detecting contraband by obtaining image data from a computed tomography machine and generating variance data and a variance map from the image data acquired. The method includes obtaining a mean density value and a variation value for ea...
04/08/2008
7346184Processing methods combining multiple frames of image data
A document authentication station, for use with passports or the like, includes a 2D image sensor (e.g., CCD- or CMOS-based video camera), and a computer device. The image sensor produces produce image data corresponding to a presented document. From this image data...
03/18/2008
7340111Image evaluation method and microscope
Image evaluation method capable of objectively evaluating the image resolution of a microscope image. An image resolution method is characterized in that resolution in partial regions of an image is obtained over an entire area of the image or a portion of the image...
03/04/2008
7336844Image enhancement
A method of deblurring images e.g. from an MRI scan, comprises calculating the distribution of the slope value of the intensities between the pixels in the image, and using a Levy distribution of power factor k of 1 (Cauchy distribution) up to but not including (2) ...
02/26/2008
7330571Device and method for biometric verification and registration of a persons identity by means of fingerprint information
The invention relates to a device for biometric verification of an individual's identity by means of fingerprint information, comprising controller and memory means, means for consecutively reading, and storing in said memory means, fingerprint information from part...
02/12/2008
7330569Measurement method using blurred images
A speed measurement method using blurred images is for calculating the speed of moving objects being detected. By an image-capturing device, a blurred image of the detected object is obtained. The blurred image is used to create a deblurred image and obtain a blur e...
02/12/2008
7327855Vision-based highway overhead structure detection system
An image sequence is inputted from a camera and vertical motion is estimated. A windowed horizontal edge-projection is extracted from the inputted image sequence and corresponding horizontal edges are projected. The horizontal edge-projection and the vertical motion...
02/05/2008
7324671System and method for multi-view face detection
A system and method for real-time multi-view (i.e. not just frontal view) face detection. The system and method uses a sequence of detectors of increasing complexity and face/non-face discriminating thresholds to quickly discard non-faces at the earliest stage possi...
01/29/2008
7321673Endoscope image filing system and endoscope image filing method
The endoscope image filing system is constituted of an endoscope apparatus for obtaining endoscope images and an image filing device which is connected to the endoscope apparatus and which is for recording desired endoscope images. The image filing device registers ...
01/22/2008
7317823Lockbox imaging system
A system and method for imaging and capturing information from checks and documents contained in a lockbox remittance. A computer workstation is used to generate and print a header sheet that includes information identifying the check. The header sheet is appended t...
01/08/2008
7313257Handheld optical diagnostic device having image system array
A self-contained, optical hand-held diagnostic device is provided with a body having a pocket-sized form factor sized and shaped for engagement by a user's hand. The body includes an integral power supply and an integral display. A channel receives reagent sample me...
12/25/2007
7298867Component association tracker system and method
A component association tracker is disclosed. The tracker detects, identifies and tracks a target or targets using components extracted from an image. The tracker extracts the components from a window in the image according to edge directions of connected pixels. Th...
11/20/2007
7298871System and method for adapting the ambience of a local environment according to the location and personal preferences of people in the local environment
A system and method for automatically controlling systems and devices in a local environment, such as a home. The system comprises a control unit that receives images associated with one or more regions of the local environment. The one or more regions are each serv...
11/20/2007
7289664Method of detecting and correcting the red eye
The red eye detecting and correcting method detects red eye that occurred in an image during photographing and correcting the thus detected red eye to a specified color of pupil. Parameters employed in red eye detection and correction are altered in accordance with ...
10/30/2007
7286682Show-through watermarking of duplex printed documents
A printing apparatus and method for duplex printing a document having a show-through watermark wherein the watermark is comprised of first and second images on both sides of the document. The images comprise stoclustic halftone screens having a substantially common ...
10/23/2007
7286703Image correction apparatus, method and program
An identification-data memory is connected to a light-source identifying circuit. Data representing a type of characteristic quantity to be used in making an identification and identification points are stored in the identification-data memory with regard to each ty...
10/23/2007
7283668Method and apparatus for color-based object tracking in video sequences
A method and apparatus for tracking a color-based object in video sequences are provided. According to the method, an initial object area in one frame of video sequences desired to be tracked is assigned, and an initial object effective window containing the initial...
10/16/2007
7283644System and method for enhancing security applications
A security system and methodology are provided employing a process that determines whether to use an image and/or other inputs received from at least one remote input node. In one illustrative embodiment, the invention comprises a system and method for using image i...
10/16/2007
7280671Image processing to prevent forgery
Control over processing of image data in a system comprising a plurality of scanning devices and a plurality of printing devices, each of which may or may not include a forgery-preventing function. An image processing apparatus receives information for each of the p...
10/09/2007
7274813Defect inspection method and apparatus
A method of inspecting defects of a plurality of patterns that are formed on a substrate to have naturally the same shape. According to this method, in order to detect very small defects of the patterns with high sensitivity without being affected by irregular brigh...
09/25/2007
7274819Pattern recognition apparatus using parallel operation
In a pattern recognition apparatus, a local area recognition module is constructed with operation elements having predetermined operation characteristics. Pattern data of a predetermined size in input data is acquired by time-sequentially performing inputting proces...
09/25/2007
7266245Image signal compression method and system
An image signal compression method and system. Without involving the current processing pixel, an encryption key and a decryption key are respectively and separately generated by a compression subsystem and a decompression subsystem. Both of the encryption and decry...
09/04/2007
7266230Method of providing an indication of quality of a document image and an apparatus therefor
A method of providing an indication of quality of an image of a document comprises the steps of (a) storing apriori data which is representative of a line contained in at least one field associated with the document, (b) receiving image data which is representative ...
09/04/2007
7263216Pattern inspecting method and apparatus thereof, and pattern inspecting method on basis of electron beam images and apparatus thereof
A pattern inspecting method and apparatus for inspecting a defect or defective candidate of patterns on a sample includes picking up an image of a sample by shifting a sampling position on the sample, measuring geometric distortion in an image of a standard sample, ...
08/28/2007
7260256Method and system for inspecting a pattern
The present invention relates to detection of defects with simple specification of the coordinates, in the inspection of an object having a plurality of patterns in which a portion having the two-dimensional repetition and portions having the repetition only in the ...
08/21/2007
7260255Measuring linear separations in digital radiographs
Digital pixel data is obtained from radiographic imaging of one or more objects, and corresponds to an imaged area containing a feature to be measured. A data profile for a region around the measured feature is created from the digital pixel data. A reference profil...
08/21/2007
7254253Moving object detection system
In a moving object detection system, an edge image is generated from captured images taken by CCD cameras and a moving object distance image indicative of a distance to a moving object (such as a human being) is generated by extracting pixel corresponding thereto. T...
08/07/2007
7245749Image acquiring display apparatus, method and apparatus for editing photographing conditions, and program for arranging photographing conditions
An image acquiring display apparatus comprising an editing system for photographing conditions, a method of editing photographing conditions by using the apparatus, and a program for arranging photographing conditions, in order to select any of photographing conditi...
07/17/2007
7245757Method and device for detecting container movement
A method and a device for detecting containers, e.g. bottles of glass or plastics, or cans made of metal, wood, glass or plastics, which for recycling of materials thereof or reuse thereof are moved in a lying posture and with their axis parallel to direction of tra...
07/17/2007
7242818Position and orientation sensing with a projector
A position and orientation of a projector are determined from projected images. First, a homography between a camera and a planar surface, where the relationship between the camera and planar surface is fixed, is determined. Next, a known pattern is projected on the...
07/10/2007
7239757System and process for generating high dynamic range video
A system and process for generating High Dynamic Range (HDR) video is presented which involves first capturing a video image sequence while varying the exposure so as to alternate between frames having a shorter and longer exposure. The exposure for each frame is se...
07/03/2007
7236619System and method for computer-aided detection and characterization of diffuse lung disease
An automated computerized scheme for detection and characterization of diffuse lung diseases on high-resolution computed tomography (HRCT) images including obtaining image data including pixels of an organ; segmenting the image data into organ image data and non-org...
06/26/2007
7236613Methods and apparatus for infrared resolution of closely-spaced objects
Apparatus and methods for infrared resolution of closely-spaced objects are disclosed. In one embodiment, a method of determining a set of infrared amplitudes for a set of closely-spaced objects includes receiving an unresolved infrared image of the set of closely-s...
06/26/2007
7231064Mode-based multi-hypothesis tracking using parametric contours
A system and method for object tracking using probabilistic mode-based multi-hypothesis tracking (MHT) provides for robust and computationally efficient tracking of moving objects such as heads and faces in complex environments. A mode-based multi-hypothesis tracker...
06/12/2007
7231065Method and apparatus for controlling cameras and performing optical character recognition of container code and chassis code
A method and apparatus for controlling cameras and performing Optical Character Recognition (OCR) of a container code and a chassis code on a containers and a chassis associated with a truck has at least one camera capable of viewing the truck as it passes the camer...
06/12/2007
7231075Method for dynamic characterization of density fields in a compound structure
A method supplies a dynamic vector map of properties within a region or a unified suite of quantification functionality for property functions, such as density functions, conduction functions (e.g., thermal conduction, electrical conduction, atomic or subatomic mass...
06/12/2007
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