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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/265
Name: Image analysis > Image enhancement or restoration > Image filter > Recursive filter
Description: Subject matter in which the filter is repeatedly applied to the image until a specified condition is met.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8692909 Image processing device and image pickup device using the same Apr. 8, 2014
8670624 Information processing apparatus and method Mar. 11, 2014
8655034 Information processing apparatus, processing method, and computer-readable storage medium Feb. 18, 2014
8639056 Contrast enhancement Jan. 28, 2014
8620978 System and method for filtering electrophysiological signals Dec. 31, 2013
8594445 Fast bilateral filtering using rectangular regions Nov. 26, 2013
8559749 Audiovisual content delivery system Oct. 15, 2013
8538190 Apparatus, method, and recording medium for reduced noise image processing Sep. 17, 2013
8532197 Methods and systems for detecting temporally oscillating sources in video signals using a recursive infinite impulse response (IIR) filter technique Sep. 10, 2013
8532170 Enhanced presentation of sub-picture information Sep. 10, 2013
8520894 Background image and mask estimation for accurate shift-estimation for video object detection in presence of misalignment Aug. 27, 2013
8514304 Image processing device and image pickup device using the same Aug. 20, 2013
8457399 Histogram-modeling based algorithm for contrast enhancement Jun. 4, 2013
8457430 Region-based method for iterative regularization image enhancement, and associated region-based apparatus and associated processing circuit Jun. 4, 2013
8422814 Apparatus and method for geometric distortion correction in video signals Apr. 16, 2013
8416344 Iterative method for interpolating video information values Apr. 9, 2013
8416335 Image processing apparatus that corrects deterioration of image, image pickup apparatus, image processing method, and program Apr. 9, 2013
8411104 Image processing device and image display system Apr. 2, 2013
8396318 Information processing apparatus, information processing method, and program Mar. 12, 2013
8369644 Apparatus and method for reducing motion blur in a video signal Feb. 5, 2013
8340458 Systems and methods for processing image pixels in a nuclear medicine imaging system Dec. 25, 2012
8340472 Pixel interpolation apparatus and method Dec. 25, 2012
8331723 Method and apparatus to correct digital image blur due to motion of subject or imaging device Dec. 11, 2012
8306351 Apparatus and method for filtering noise in image signal Nov. 6, 2012
8300973 Pre-filter for object detection Oct. 30, 2012
8300987 Apparatus and method for generating a detail-enhanced upscaled image Oct. 30, 2012
8301220 Medical system comprising a detection device for detecting an object and comprising a storage device and method thereof Oct. 30, 2012
8295631 Iteratively denoising color filter array images Oct. 23, 2012
8295632 System and method for edge-enhancement of digital images using wavelets Oct. 23, 2012
8279932 Information processing apparatus and method Oct. 2, 2012
8279240 Video scaling techniques Oct. 2, 2012
8265414 Image processing device and method and program Sep. 11, 2012
8249395 System, method, and computer program product for picture resizing Aug. 21, 2012
8244029 Recursive filters on GPUs Aug. 14, 2012
8238685 Image noise reduction method and image processing apparatus using the same Aug. 7, 2012
8229245 Method and apparatus for spatio-temporal subband video enhancement with small time delay Jul. 24, 2012
8224111 Method of restoring degraded image, apparatus for restoring degraded image, and computer program product Jul. 17, 2012
8189073 Tone adjustment method for digital image and electronic apparatus using the same May. 29, 2012
8180169 System and method for multi-scale sigma filtering using quadrature mirror filters May. 15, 2012
8160340 Reconstructing a tomographic image Apr. 17, 2012
8131104 Method and apparatus for adjusting the contrast of an input image Mar. 6, 2012
8103117 Image processing apparatus and image processing method employing recursive filtering Jan. 24, 2012
8090179 External pixon smoothing for tomographic image reconstruction technical field Jan. 3, 2012
8086011 Reconstructing a tomographic image Dec. 27, 2011
8019173 Image processing apparatus and image processing method employing recursive filtering Sep. 13, 2011
7995243 Image processing apparatus and control method thereof Aug. 9, 2011
7973977 System and method for removing semi-transparent artifacts from digital images caused by contaminants in the camera's optical path Jul. 5, 2011
7969410 Optically detecting click events Jun. 28, 2011
7961357 Block artifact phenomenon eliminating device and eliminating method thereof Jun. 14, 2011
7929031 Image processing apparatus and image processing method Apr. 19, 2011

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