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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
8244058 Method and apparatus for managing artifacts in frequency domain processing of light-field images Aug. 14, 2012
8233742 Method and program for registration of three-dimensional shape Jul. 31, 2012
8232915 Three quarter spatially variant apodization Jul. 31, 2012
8229205 Pattern matching method in manufacturing semiconductor memory devices Jul. 24, 2012
8223259 Increasing temporal resolution of signals Jul. 17, 2012
8213744 Image processing apparatus and storage medium storing image processing program Jul. 3, 2012
8208682 Image detection apparatus and method Jun. 26, 2012
8208756 Alpha-masked RST image registration Jun. 26, 2012
8199991 Method to automatically decode microarray images Jun. 12, 2012
8194296 Image sensor with improved light sensitivity Jun. 5, 2012
8189958 Method of fast image reconstruction May. 29, 2012
8179568 Minimizing dot graininess in dot-on-dot printing devices May. 15, 2012
8170366 Image processing using optically transformed light May. 1, 2012
8165373 Method of and system for blind extraction of more pure components than mixtures in 1D and 2D NMR spectroscopy and mass spectrometry combining sparse component analysis and single component poi Apr. 24, 2012
8160330 Texture quantification of medical images based on a complex-valued local spatial frequency distribution of a stockwell transform Apr. 17, 2012
8160393 Method for image skew detection Apr. 17, 2012
8131112 Method for detecting cancer in a single cell using mitochondrial correlation microscopy Mar. 6, 2012
8116571 Pattern feature extraction via fourier amplitudes of a block image Feb. 14, 2012
8103045 Structure function monitor Jan. 24, 2012
8103046 Authenticity verification of articles using a database Jan. 24, 2012
8094910 Method of reconstructing an image function from Radon data Jan. 10, 2012
8094969 Discrete fractional fourier numerical environments for computer modeling of image propagation through a physical medium in restoration and other applications Jan. 10, 2012
8094961 Generation of image data with correction for optical misfocus utilizing fractional powers of the fourier transform operator Jan. 10, 2012
8086053 Method and apparatus for transforming and inverse-transforming image Dec. 27, 2011
8081807 Method and device of reconstructing an (n+1)-dimensional image function from radon data Dec. 20, 2011
8068663 Simulation method of optical image intensity distribution, program, and method of manufacturing semiconductor device Nov. 29, 2011
8055060 Image processing apparatus capable of operating correspondence between base image and reference image, method of controlling that image processing apparatus, and computer-readable medium recor Nov. 8, 2011
8045244 Holographic projection method and holographic projection device Oct. 25, 2011
8041073 Decoding watermark information items of a watermarked audio or video signal using correlation Oct. 18, 2011
8041151 Fast method of super-resolution processing Oct. 18, 2011
8036456 Masking a visual defect Oct. 11, 2011
8031969 Fourier transform optimized anisotropic filtering Oct. 4, 2011
8023719 MICR reader using phase angle extracted from frequency domain analysis Sep. 20, 2011
8005315 Spectrum spreading signal demodulation method and apparatus Aug. 23, 2011
7995860 Spectrum spreading signal demodulation method and apparatus Aug. 9, 2011
7988297 Non-rigidly coupled, overlapping, non-feedback, optical systems for spatial filtering of fourier transform optical patterns and image shape content characterization Aug. 2, 2011
7986816 Methods and systems for multiple factor authentication using gaze tracking and iris scanning Jul. 26, 2011
7978877 Digital watermark embedding method, digital watermark embedding apparatus, and storage medium storing a digital watermark embedding program Jul. 12, 2011
7957609 System for extended high frame rate imaging with limited-diffraction beams Jun. 7, 2011
7949174 System and method for calibrating an X-ray detector May. 24, 2011
7925055 Biometric template similarity based on feature locations Apr. 12, 2011
7912307 Deconvolution method using neighboring-pixel-optical-transfer-function in fourier domain Mar. 22, 2011
7912290 Energy minimization for classification, pattern recognition, sensor fusion, data compression, network reconstruction and signal processing Mar. 22, 2011
7903858 Practical image reconstruction for magnetic resonance imaging Mar. 8, 2011
RE42187 Iterative approximation environments for modeling the evolution of an image propagating through a physical medium in restoration and other applications Mar. 1, 2011
7889945 Method for obtaining a phase image from an intensity image Feb. 15, 2011
7889885 Method for detecting perforations on the edge of an image of a form Feb. 15, 2011
7885481 Authenticity proving optical structure, authenticating proof recording medium and authenticity certifying method Feb. 8, 2011
RE42070 Apparatus and method for radial and angular or rotational analysis of images for shape content and matching Jan. 25, 2011
7864999 Devices systems and methods for processing images Jan. 4, 2011

1 2 3 4 5 6 7 8 9

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