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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/250
Name: Image analysis > Image compression or coding > Transform coding > Discrete cosine or sine transform
Description: Subject matter in which image data is partitioned into blocks and transformed using the discrete cosine or the discrete sine transform.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
8712175 Image processing system, image processing method and program for image processing Apr. 29, 2014
8693795 Low complexity secondary transform for image and video compression Apr. 8, 2014
8693796 Image processing apparatus and method for performing a discrete cosine transform Apr. 8, 2014
8687905 Method and device for selecting optimal transform matrices for down-sampling DCT image Apr. 1, 2014
8670626 Method and apparatus for encoding and decoding and multi-view image Mar. 11, 2014
8670628 Multiply adaptive spatial spectral exploitation Mar. 11, 2014
8660374 Selecting transform paths for compressing visual data Feb. 25, 2014
8654841 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Feb. 18, 2014
8655073 System and method for converting source image data to tile data Feb. 18, 2014
8649624 Method and apparatus for transforming and inverse-transforming image Feb. 11, 2014
8644633 Scan conversion apparatus, image encoding apparatus, and methods of controlling them Feb. 4, 2014
8644632 Enhancing image quality Feb. 4, 2014
8644628 Method and apparatus for encoding and decoding and multi-view image Feb. 4, 2014
8639029 Image processor and image processing method Jan. 28, 2014
8634459 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Jan. 21, 2014
8634460 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Jan. 21, 2014
8634461 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Jan. 21, 2014
8625839 Embedder for embedding a watermark into an information representation, detector for detecting a watermark in an information representation, method and computer program and information signal Jan. 7, 2014
8611688 Method and apparatus for encoding and decoding and multi-view image Dec. 17, 2013
8605939 Electronic watermark embedding method, device, and program, and electronic watermark detecting method, device, and program Dec. 10, 2013
8599457 Image processing device, method, system and the associated program for generating a composite image Dec. 3, 2013
8594366 Context-based adaptive binary arithmetic coding (CABAC) video stream compliance Nov. 26, 2013
8588459 Modifying a coded bitstream Nov. 19, 2013
8582657 Multi-dimensional and multi-stage transforming apparatus and method Nov. 12, 2013
8577096 Image encoding apparatus and control method thereof Nov. 5, 2013
8571336 Image processor for inhibiting noise Oct. 29, 2013
8571340 Efficient fixed-point approximations of forward and inverse discrete cosine transforms Oct. 29, 2013
8559742 Image encoding methods and apparatus providing improved visual results Oct. 15, 2013
8559504 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Oct. 15, 2013
8559737 Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus Oct. 15, 2013
8559738 Predictive coding method for coding texture of image Oct. 15, 2013
8554002 Method and apparatus for encoding and decoding and multi-view image Oct. 8, 2013
8553766 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Oct. 8, 2013
8553765 Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and Oct. 8, 2013
8548266 Method of performing fast compression and decompression for image with accelerated steps Oct. 1, 2013
8548265 Fast multiplierless integer invertible transforms Oct. 1, 2013
8548262 Method and apparatus for steganalysis of texture images Oct. 1, 2013
8548261 Method and apparatus for encoding and decoding multi-view image Oct. 1, 2013
8542868 Embedding interactive data into an audiovisual content by watermarking Sep. 24, 2013
8542935 Hybrid prediction apparatus and method for entropy encoding Sep. 24, 2013
8542940 Method, system and computer program product for optimization of data compression Sep. 24, 2013
8538181 Image signal encoding apparatus and image signal encoding method Sep. 17, 2013
8538069 Adaptive video fingerprinting Sep. 17, 2013
8537899 Fast integer and directional transforms for data encoding Sep. 17, 2013
8538182 Image data decoding device Sep. 17, 2013
8532412 Method and apparatus for encoding and decoding and multi-view image Sep. 10, 2013
8532417 Optimization of image encoding using perceptual weighting Sep. 10, 2013
8526747 Efficient video encoding by preforming transform operations Sep. 3, 2013
8526752 Imaging systems with fixed output sizes and frame rates Sep. 3, 2013
8509557 Method, system and computer program product for optimization of data compression with iterative cost function Aug. 13, 2013

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