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Class Information
Number: 382/280
Name: Image analysis > Image transformation or preprocessing > Fourier transform
Description: Subject matter wherein a Fourier transform is performed on image data.

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8712185 High-accuracy centered fractional fourier transform matrix for optical imaging and other applications Apr. 29, 2014
8682102 Cyclic noise removal in borehole imaging Mar. 25, 2014
8675105 Learning of image processing pipeline for digital imaging devices Mar. 18, 2014
8675990 Composite evaluation Mar. 18, 2014
8670635 Method and device for determining the position, radius and/or shape deviation of a ring structure Mar. 11, 2014
8666196 System and method for super-resolution imaging from a sequence of color filter array (CFA) low-resolution images Mar. 4, 2014
8666194 System and method for editing frequency content of images Mar. 4, 2014
8659810 Apparatus for the exact reconstruction of the object wave in off-axis digital holography Feb. 25, 2014
8655104 Cyclic noise removal in borehole imaging Feb. 18, 2014
8655103 Deriving an image representation using frequency components of a frequency representation Feb. 18, 2014
8649624 Method and apparatus for transforming and inverse-transforming image Feb. 11, 2014
8644572 Systems for processing images generated using fourier domain optical coherence tomography (FDOCT) Feb. 4, 2014
8639059 Method for lossless digital shearing and rotation with fine angular increments Jan. 28, 2014
8610839 Optical processing Dec. 17, 2013
8611626 System and methods for fast implementation of equally-sloped tomography Dec. 17, 2013
8611693 Managing artifacts in frequency domain processing of light-field images Dec. 17, 2013
8606032 Image processing method, device and program to process a moving image Dec. 10, 2013
8577184 System and method for super-resolution imaging from a sequence of color filter array (CFA) low-resolution images Nov. 5, 2013
8559756 Radiance processing by demultiplexing in the frequency domain Oct. 15, 2013
8558182 Optical element, device, method, and applications Oct. 15, 2013
8559753 Reflection removal system Oct. 15, 2013
8548268 Device to analyze and determine the movement characteristics of products, in particular in a casting line, and relative method Oct. 1, 2013
8542945 Correction of mis-focus in recorded images using centered discrete fractional fourier transformations with high-accuracy orthonormal eigenvectors Sep. 24, 2013
8533480 Document modification detection and prevention Sep. 10, 2013
8520065 Method and system for video processing to determine digital pulse recognition tones Aug. 27, 2013
8503811 Filters for denoising digital images with minimized blur and shape distortion and controlled deblurring Aug. 6, 2013
8485559 Document authentication using template matching with fast masked normalized cross-correlation Jul. 16, 2013
8472752 Method of detecting cancer in a single cell using mitochondrial correlation microscopy Jun. 25, 2013
8452072 Method and apparatus for inspecting tire shape May. 28, 2013
8452124 Method and system for detecting motion blur May. 28, 2013
8442341 Correction of unfocus and misfocus via origin-centered discrete fractional fourier transform May. 14, 2013
8442353 Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography May. 14, 2013
8442352 Method for generating alignment marks May. 14, 2013
8442342 Generation of image data with correction for optical misfocus utilizing fractional powers of the fourier transform operator May. 14, 2013
8422822 Fourier transform deflectometry system and method Apr. 16, 2013
8401257 Methods, systems and computer program products for processing images generated using Fourier domain optical coherence tomography (FDOCT) Mar. 19, 2013
8345311 Reduction of harmonic artifacts in halftone screens Jan. 1, 2013
8335401 Blind blocking artifact measurement approaches for digital imagery Dec. 18, 2012
8331724 Methods and arrangements employing mixed-domain displays Dec. 11, 2012
8331723 Method and apparatus to correct digital image blur due to motion of subject or imaging device Dec. 11, 2012
8306316 Image processing apparatus and method, data processing apparatus and method, and program and recording medium Nov. 6, 2012
8300968 Method and system for enabling real-time speckle processing using hardware platforms Oct. 30, 2012
8285080 Image processing apparatus and image processing method Oct. 9, 2012
8285401 Discrete fourier transform (DFT) analysis for applications using iterative transform methods Oct. 9, 2012
8275214 Image texture characterization of medical images Sep. 25, 2012
8274402 Data collection process for optical leak detection Sep. 25, 2012
8270759 Transformation of a video image from a high dynamic range image to a low dynamic range image Sep. 18, 2012
8270760 Iterative methods for dose reduction and image enhancement in tomography Sep. 18, 2012
8249386 Video bandwidth resolution in DFT-based spectrum analysis Aug. 21, 2012
8243980 Image processing using embedded registration data to determine and compensate for geometric transformation Aug. 14, 2012

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