| Patent application number | Description | Published |
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| 20100046635 | TILING IN VIDEO DECODING AND ENCODING - Implementations are provided that relate, for example, to view tiling in video encoding and decoding. A particular method includes accessing a video picture that includes multiple pictures combined into a single picture, accessing information indicating how the multiple pictures in the accessed video picture are combined, decoding the video picture to provide a decoded representation of at least one of the multiple pictures, and providing the accessed information and the decoded video picture as output. Some other implementations format or process the information that indicates how multiple pictures included in a single video picture are combined into the single video picture, and format or process an encoded representation of the combined multiple pictures. | 02-25-2010 |
| 20100135391 | METHODS AND APPARATUS FOR MOTION SKIP MOVE WITH MULTIPLE INTER-VIEW REFERENCE PICTURES - There are provided methods and apparatus for motion skip mode with multiple inter-view reference pictures. An apparatus includes an encoder for encoding an image block relating to multi-view video content by performing a selection, for the image block, of at least one of an inter-view reference picture list from a set of inter-view reference picture lists, an inter-view reference picture from among a set of inter-view reference pictures, and a disparity vector from among a set of disparity vectors corresponding to the inter-view reference picture. The encoder extracts motion information for the image block based on at least one of the inter-view reference picture list, the inter-view reference picture, and disparity vector. | 06-03-2010 |
| 20100284466 | VIDEO AND DEPTH CODING - Various implementations are described. Several implementations relate to video and depth coding. One method includes selecting a component of video information for a picture. A motion vector is determined for the selected video information or for depth information for the picture. The selected video information is coded based on the determined motion vector. The depth information is coded based on the determined motion vector. An indicator is generated that the selected video information and the depth information are coded based on the determined motion vector. One or more data structures are generated that collectively include the coded video information, the coded depth information, and the generated indicator. | 11-11-2010 |
| 20110001792 | VIRTUAL REFERENCE VIEW - Various implementations are described. Several implementations relate to a virtual reference view. According to one aspect, coded information is accessed for a first-view image. A reference image is accessed that depicts the first-view image from a virtual-view location different from the first-view. The reference image is based on a synthesized image for a location that is between the first-view and the second-view. Coded information is accessed for a second-view image coded based on the reference image. The second-view image is decoded. According to another aspect, a first-view image is accessed. A virtual image is synthesized based on the first-view image, for a virtual-view location different from the first-view. A second-view image is encoded using a reference image based on the virtual image. The second-view is different from the virtual-view location. The encoding produces an encoded second-view image. | 01-06-2011 |
| 20110038418 | CODE OF DEPTH SIGNAL - Various implementations are described. Several implementations relate to determining, providing, or using a depth value representative of an entire coding partition. According to a general aspect, a first portion of an image is encoded using a first-portion motion vector that is associated with the first portion and is not associated with other portions of the image. The first portion has a first size. A first-portion depth value is determined that provides depth information for the entire first portion and not for other portions. A second portion of an image is encoded using a second-portion motion vector that is associated with the second portion and is not associated with other portions of the image. The second portion has a second size that is different from the first size. A second-portion depth value is determined that provides depth information for the entire second portion and not for other portions. | 02-17-2011 |
| 20110142138 | REFINED DEPTH MAP - Various implementations are described. Several implementations relate to a refined depth map. According to one aspect, depth information for a picture in a set of pictures is accessed. Modified depth information for the picture is accessed. A refinement is determined that characterizes a difference between the depth information and the modified depth information. The refinement, and the depth information, is provided for use in processing one or more pictures in the set of pictures. | 06-16-2011 |
| 20110148858 | VIEW SYNTHESIS WITH HEURISTIC VIEW MERGING - Several implementations relate to view synthesis with heuristic view merging for 3D Video (3DV) applications. According to one aspect, a first candidate pixel from a first warped reference view and a second candidate pixel from a second warped reference view are assessed based on at least one of a backward synthesis process to assess a quality of the first and second candidate pixels, a hole distribution around the first and second candidate pixels, or on an amount of energy around the first and second candidate pixels above a specified frequency. The assessing occurs as part of merging at least the first and second warped reference views into a signal synthesized view. Based on the assessing, a result is determined for a given target pixel in the single synthesized view. The result may be determining a value for the given target pixel, or marking the given target pixel as a hole. | 06-23-2011 |
| 20110157229 | VIEW SYNTHESIS WITH HEURISTIC VIEW BLENDING - Various implementations are described. Several implementations relate to view synthesis with heuristic view blending for 3D Video (3DV) applications. According to one aspect, at least one reference picture, or a portion thereof, is warped from at least one reference view location to a virtual view location to produce at least one warped reference. A first candidate pixel and a second candidate pixel are identified in the at least one warped reference. The first candidate pixel and the second candidate pixel are candidates for a target pixel location in a virtual picture from the virtual view location. A value for a pixel at the target pixel location is determined based on values of the first and second candidate pixels. | 06-30-2011 |
| 20110268177 | JOINT DEPTH ESTIMATION - Various implementations are described. Several implementations relate to joint depth estimation for multiple depth maps. In one implementation, a first-view depth indicator for a location in a first view is estimated, and a second-view depth indicator for a corresponding location in a second view is estimated. The estimating of one or more of the first-view depth indicator and the second-view depth indicator is based on a constraint. The constraint provides a relationship between the first-view depth indicator and the second-view depth indicator for corresponding locations. | 11-03-2011 |
| 20110273529 | CODING OF DEPTH MAPS - Various implementations are described. Several implementations relate to filtering of depth maps. According to a general aspect, a first depth picture is accessed that corresponds to a first video picture. For a given portion of the first depth picture, a co-located video portion of the first video picture is determined. A video motion vector is accessed that indicates motion of the co-located video portion of the first video picture with respect to a second video picture. A second depth picture is accessed that corresponds to the second video picture. A depth portion of the second depth picture is determined, from the given portion of the first depth picture, based on the video motion vector. The given portion of the first depth picture is updated based on the depth portion of the second depth picture. | 11-10-2011 |
| 20110286530 | Frame packing for video coding - Implementations are provided that relate, for example, to view tiling in video encoding and decoding. A particular implementation accesses a video picture that includes multiple pictures combined into a single picture, and accesses additional information indicating how the multiple pictures in the accessed video picture are combined. The accessed information includes spatial interleaving information and sampling information. Another implementation encodes a video picture that includes multiple pictures combined into a single picture, and generates information indicating how the multiple pictures in the accessed video picture are combined. The generated information includes spatial interleaving information and sampling information. A bitstream is formed that includes the encoded video picture and the generated information. Another implementation provides a data structure for transmitting the generated information. | 11-24-2011 |
| 20110292043 | Depth Map Coding to Reduce Rendered Distortion - Several implementations relate to depth map coding. In one implementation, a depth coding rate, that results from coding one or more portions of a depth map using a particular coding mode, is determined. The depth map can be used to render video for a different view than that of the depth map. A depth map distortion, that results from coding the one or more portions of the depth map using the particular coding mode, is determined. A value of distortion for the rendered video, based on the depth map distortion and on a particular relationship between the depth map distortion and values of distortion for the rendered video, is determined. It is determined whether to use the particular coding mode to code the one or more portions of the depth map, and the determination is based on the value of distortion for the rendered video and the depth coding rate. | 12-01-2011 |
| 20110292044 | DEPTH MAP CODING USING VIDEO INFORMATION - Several implementations relate to depth map coding. In one implementation, it is determined that differences between collocated video blocks are small enough to be interchanged. Based on that determination, a depth block corresponding to a first of the video blocks is coded using an indicator that instructs a decoder to use a collocated depth block, corresponding to a second of the video blocks, in place of the depth block. In another implementation, a video signal includes a coding of at least a single indicator that instructs a decoder to decode both a depth block and a corresponding video block using collocated blocks, from other pictures, in place of the depth block and the corresponding video block. In another implementation, the depth block and the corresponding video block are decoded, based on the single indicator, using the collocated blocks in place of the depth block and the corresponding video block. | 12-01-2011 |
| 20110298895 | 3D VIDEO FORMATS - Several implementations relate to 3D video formats. One or more implementations provide adaptations to MVC and SVC to allow 3D video formats to be used. According to a general aspect, a set of images including video and depth is encoded. The set of images is related according to a particular 3D video format, and are encoded in a manner that exploits redundancy between the set of images. The encoded images are arranged in a bitstream in a particular order, based on the particular 3D video format that relates to the images. The particular order is indicated in the bitstream using signaling information. According to another general aspect, a bitstream is accessed that includes the encoded set of images. The signaling information is also accessed. The set of images is decoded using the signaling information. | 12-08-2011 |
| 20120044322 | 3D VIDEO CODING FORMATS - Several implementations relate to 3D video (3DV) coding formats. One implementation encodes multiple pictures that describe different three-dimensional (3D) information for a given view at a given time. Syntax elements are generated that indicate, for the encoded multiple pictures, how the encoded picture fits into a structure that supports 3D processing. The structure defines content types for the multiple pictures. A bitstream is generated that includes the encoded multiple pictures and the syntax elements. The inclusion of the syntax elements provides, at a coded-bitstream level, indications of relationships between the encoded multiple pictures in the structure. The syntax elements also enable efficient inter-layer coding of the 3DV content, thereby reducing the bandwidth used to transmit the 3DV content. Corresponding decoding implementations are also provided. Extraction methods are also provided from extracting pictures of interest from such a 3DV multiple pictures and the syntax elements, the video stream characterized by such a 3D structure. | 02-23-2012 |
| 20120056981 | INTER-LAYER DEPENDENCY INFORMATION FOR 3DV - Various implementations are directed to providing inter-layer dependency information. In one implementation, syntax elements are generated that indicate an inter-layer dependency structure among three-dimensional video (3DV) layers. Based on the inter-layer dependency structure, an inter-layer reference is identified for a picture from a layer of the 3DV layers. The picture is encoded based, at least in part, on the inter-layer reference. Corresponding decoding implementations are also provided. Additionally, in another implementation, a transmission priority and an indication of network congestion are used to determine whether to transmit data for a particular 3DV layer. The transmission priority is based on an inter-layer dependency structure among multiple 3DV layers. Another implementation is directed to a network abstraction layer unit that can explicitly identify and convey inter-layer references and corresponding dependencies. | 03-08-2012 |
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| 20080227951 | Process for preparing high molecular weight polyesters - A process for producing higher molecular weight polyester includes heating a polyester to form a melt, and applying and maintaining a vacuum of between about 5 mm and about 85 mm of mercury to the melt while passing bubbles of gas through the melt until molecular weight has increased. The process may involve esterification of a diacid component and a diol component at elevated temperature. Typically, an excess of diol was employed. After the acid functional groups have essentially reacted, a vacuum of about 5 mm of mercury or less was applied and excess diol stripped off during transesterification, thereby increasing molecular weight. | 09-18-2008 |
| 20090238980 | Variable texture floor covering - A floor covering has an exposed surface with substantially the same gloss level and at least two portions having different tactile surface characteristics. The difference in the tactile surface characteristics between the two portions is at least an average RPc of 4. The floor covering includes a substrate and a high performance coating overlying the substrate. The high performance coating comprises texture particles, which may be organic polymer particles. The floor covering is made by forming a high performance coating including the texture particles on a substrate, at least partially curing the high performance coating, and then while controlling the temperature of the high performance coating below the melting point temperature or softening point temperature of the texture particles and above the temperature at which the texture particles deform under the applied mechanical embossing pressure, subjecting the first and second portions to different mechanical embossing conditions. | 09-24-2009 |
| 20090274919 | Biobased Resilient Floor Tile - A biobased resilient tile includes at least one base layer, at least one film layer, and a topcoat. The base layer includes a polymeric binder and a filler. The base layer has at least about 20-95% weight of the filler and at least about 5% weight of recycled material. The film layer is supported by the base layer. The film layer is a rigid film selected from the group consisting of polyethyleneterephthalate, glycolated polyethyleneterephthalate, polybutylene terephthalate, polypropylene terephthalte, or a thermoplastic ionomer resin. The film layer includes recycled material. The topcoat is provided on the film layer. The topcoat is a radiation curable biobased coating comprising a biobased component selected from the group consisting of a biobased resin, a biobased polyol acrylate, or a biobased polyol. | 11-05-2009 |
| 20090275674 | UV/EB Curable Biobased Coating for Flooring Application - A radiation curable biobased coating, such as a UV/EB curable biobased coating, for flooring applications includes a biobased component comprising renewable and/or biobased materials. The biobased component is selected from the group consisting of a biobased resin, a biobased polyol acrylate, or a biobased polyol. The biobased component is blended with a coating formula. The coating formula includes at least one initiator. The radiation curable biobased coating contains at least about 5% weight of renewable materials or biobased content. | 11-05-2009 |
| 20100276059 | UVV curable coating compositions and method for coating flooring and other substrates with same - A floor covering includes a wear layer including a resin and a photoinitiator in which the composition of the wear layer is curable by radiation having the strongest wavelength in the UVV range of 400 to 450 nm. The gloss of the wear layer can be controlled by controlling the amount of flatting agent in the composition applied to the surface, the amount of power applied to the surface coated with the composition or the temperature of the surface coated with the composition when the coated surface is subjected to the UVV radiation. | 11-04-2010 |
| 20120015110 | Ultraviolet curable coating - Ultraviolet curable compositions are disclosed that can be applied to achieve a uniform gloss after curing even under conditions of varying ultraviolet intensity during curing, that do not require continuous agitation to keep flattening agents and other additives suspended prior to application of the composition, and/or which do not exhibit a significant increase in viscosity over time in a roll coater application. | 01-19-2012 |
