Using Two Or More Frames Patents (Class 348/430.1)
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Patent number: 11546404Abstract: Various concepts for media content streaming are described. Some allow for streaming spatial scene content in a spatially unequal manner so that the visible quality for the user is increased, or the processing complexity or used bandwidth at the streaming retrieval site is decreased. Others allow for streaming spatial scene content in a manner enlarging the applicability to further application scenarios.Type: GrantFiled: February 10, 2022Date of Patent: January 3, 2023Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Robert Skupin, Cornelius Hellge, Thomas Schierl, Yago Sánchez De La Fuente, Thomas Wiegand, Dimitri Podborski
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Patent number: 11516273Abstract: Various concepts for media content streaming are described. Some allow for streaming spatial scene content in a spatially unequal manner so that the visible quality for the user is increased, or the processing complexity or used bandwidth at the streaming retrieval site is decreased. Others allow for streaming spatial scene content in a manner enlarging the applicability to further application scenarios.Type: GrantFiled: February 10, 2022Date of Patent: November 29, 2022Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Robert Skupin, Cornelius Hellge, Thomas Schierl, Yago Sánchez De La Fuente, Thomas Wiegand, Dimitri Podborski
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Patent number: 11496539Abstract: Various concepts for media content streaming are described. Some allow for streaming spatial scene content in a spatially unequal manner so that the visible quality for the user is increased, or the processing complexity or used bandwidth at the streaming retrieval site is decreased. Others allow for streaming spatial scene content in a manner enlarging the applicability to further application scenarios.Type: GrantFiled: February 10, 2022Date of Patent: November 8, 2022Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Robert Skupin, Cornelius Hellge, Thomas Schierl, Yago Sánchez De La Fuente, Thomas Wiegand, Dimitri Podborski
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Patent number: 11463496Abstract: Various concepts for media content streaming are described. Some allow for streaming spatial scene content in a spatially unequal manner so that the visible quality for the user is increased, or the processing complexity or used bandwidth at the streaming retrieval site is decreased. Others allow for streaming spatial scene content in a manner enlarging the applicability to further application scenarios.Type: GrantFiled: February 10, 2022Date of Patent: October 4, 2022Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Robert Skupin, Cornelius Hellge, Thomas Schierl, Yago Sánchez De La Fuente, Thomas Wiegand, Dimitri Podborski
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Patent number: 8860891Abstract: A method and apparatus for increasing the effective contrast ratio and brightness yields for digital light valve image projectors using a variable luminance control mechanism (VLCM), associated with the projector optics, for modifying the light output and provide a correction thereto; and an adaptive luminance control module (ALCM) for receiving signals from the video input board, the adaptive luminance control module producing a signal on a VLCM bus connecting the variable luminance control mechanism and the adaptive luminance control module, the signal causing the variable luminance control mechanism to change the luminance of the light output and provide a corrected video signal for the projector.Type: GrantFiled: August 2, 2013Date of Patent: October 14, 2014Inventors: Eddie E. Allen, Thomas D. Strade, Christopher Coley
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Patent number: 8830393Abstract: Spatial or temporal interpolation may be performed upon source video content to create interpolated video content. A video signal including the interpolated video content and non-interpolated video content (e.g. the source video content) may be generated. At least one indicator for distinguishing the non-interpolated video content from the interpolated video content may also be generated. The video signal and indicator(s) may be passed from a video source device to a video sink device. The received indicator(s) may be used to distinguish the non-interpolated video content from the interpolated video content in the received video signal. The non-interpolated video content may be used to “redo” the interpolation or may be recorded to a storage medium.Type: GrantFiled: December 18, 2008Date of Patent: September 9, 2014Assignee: ATI Technologies ULCInventor: David Glen
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Patent number: 8803903Abstract: A color space determination device may include a sampling configuration unit and determination unit. The sampling configuration unit may be configured to determine a sampling ratio and a sampling number based on a resolution of input video data, the sampling ratio being a ratio of a number of the input video data to be sampled to a total number of the input video data included in a frame, the sampling number being a number of frames to be sampled. The determination unit may be configured to receive the input video data in units of frames, to sample the input video data with the sampling ratio for each of the sampling number of frames, and to generate a color space signal representing a color space of the input video data based on the sampled input video data that are sampled from the sampling number of frames of the input video data.Type: GrantFiled: March 13, 2012Date of Patent: August 12, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Hyun Lee, Hong-Mi Choi, Taek-Kyun Shin
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Patent number: 8773588Abstract: A method for de-interlacing interlaced video includes receiving a first video field and a second video field of an interlaced video frame, generating a first video frame from the first video field and a first synthesized video field, where video data of the first synthesized video field is based exclusively on video data of the first and second video fields, generating a second video frame from the second video field and a second synthesized video field, where video data of the second synthesized video field is based exclusively on the video data of the first and second video fields, and outputting two de-interlaced video frames for every received interlaced video frame. The first (second) synthesized video field is generated by combining image data from the second (first) video field with image data from corresponding lines of an up-scaled first (second) field generated by a scaler.Type: GrantFiled: February 6, 2014Date of Patent: July 8, 2014Assignee: Axis ABInventor: Stefan Lundberg
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Patent number: 8508672Abstract: A system for, and method of, improving video image sharpness and a continuous-light-emitting video display system employing the system or the method. In one embodiment, the system for improving video image sharpness includes: (1) a sub-frame generator configured to receive a frame of a video image and generate plural sub-frames therefrom and (2) a spatial filter, associated with the sub-frame generator and configured to cause the plural sub-frames to be spatially filtered with respect to one another based on a display sequence thereof.Type: GrantFiled: December 28, 2006Date of Patent: August 13, 2013Assignee: Texas Instruments IncorporatedInventor: Andrew I. Russell
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Patent number: 8451289Abstract: Embodiments of the present invention comprise systems and methods for creation, modification and implementation of dither pattern structures. The dither pattern structures may be at least one of spatially interrelated, chromatically interrelated, or temporally interrelated using feedback.Type: GrantFiled: July 31, 2012Date of Patent: May 28, 2013Assignee: Sharp Laboratories of America, Inc.Inventors: Xiao-Fan Feng, Scott J. Daly
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Patent number: 8416269Abstract: An LCD device and an LCD driving method select one among a plurality of threshold values provided along gray level regions of the pixel data as a threshold value for pixel data in a current frame interval. Accordingly, the number of times over-driving occurs due to noise when a still image is displayed can be minimized.Type: GrantFiled: August 14, 2009Date of Patent: April 9, 2013Assignee: LG Display Co., Ltd.Inventors: Hee Seung Choi, Yun Sung Yang
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Patent number: 8358329Abstract: The present invention is directed to a stereo image processing apparatus adapted for performing stereoscopic reproduction of images without depending upon header information of file to have ability to recover or restore header information for stereoscopic display which has been broken or missing, which includes an image input unit (1) for inputting plural main images constituting stereo images, a stereo information encoding unit (6) for encoding stereo information for stereoscopic display control with respect to the inputted plural main images into an image like bar code, and an image synthesis unit (8) for synthesizing the inputted plural main images and an encoded image of the stereo information in the state where corresponding areas for respective images are partitioned.Type: GrantFiled: June 29, 2006Date of Patent: January 22, 2013Assignees: Sony Corporation, Sanyo Electric Co., Ltd., Olympus Imaging Corporation, Sharp Kabushiki KaishaInventors: Hidehiko Sekizawa, Ken Mashitani, Hideaki Yoshida, Tadashi Uchiumi
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Patent number: 8243093Abstract: Aspects of the present invention relate to creation, modification and implementation of dither pattern structures applied to an image to diminish contouring artifacts. Some aspects relate to dither pattern structures with pixel values in a first color channel pattern that are spatially dispersed from pixel values in a corresponding pattern in a second color channel. Some aspects relate to application. Some aspects relate to systems and apparatus for creation and application of these dither pattern structures comprising pixel values dispersed across color channels.Type: GrantFiled: August 22, 2003Date of Patent: August 14, 2012Assignee: Sharp Laboratories of America, Inc.Inventors: Xiao-Fan Feng, Scott J. Daly
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Patent number: 8031266Abstract: A method for video decoding in a video decoding/de-interlacing display apparatus that utilizes a storage device is provided. The method includes: (a) decoding video data of a next picture; (b) if the next picture is a B picture, buffering the decoded video data of the next picture into a frame buffer of the storage device not stored with a reference picture nor a present display picture nor a previous display picture; and (c) if the decoded next picture is a reference picture, buffering the decoded video data of the next picture into a frame buffer of the storage device not stored with a last decoded reference picture nor the present display picture nor the previous display picture.Type: GrantFiled: March 9, 2010Date of Patent: October 4, 2011Assignee: Mediatek Inc.Inventor: Chi-Chin Lien
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Patent number: 7990475Abstract: A system determines a plurality of frames. The plurality of frames is a subset of a set of frames comprising at least a portion of a video clip. The frames are candidates to represent the set of frames. The system calculates a motion vector for each of the frames within the plurality of frames. The motion vector indicates an amount of motion in each of the frames with respect to at least one other frame from the plurality of frames. The system assesses a strength value for each of the frames. The strength value indicates an assessment of pictorial quality of each of the frames. The system selects a representative frame from the plurality of frames based on the motion vector and strength value. The representative frame indicates a most favorable representation of the plurality of frames.Type: GrantFiled: September 5, 2006Date of Patent: August 2, 2011Assignee: Adobe Systems IncorporatedInventors: Ayusman Sarangi, Harshdeep Singh
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Patent number: 7705916Abstract: A method for video decoding in a video decoding/de-interlacing display apparatus that utilizes a storage device having four frame buffers is provided. The method includes following steps: (a) decoding video data of a next picture; (b) if the next picture is a B picture, buffering the decoded video data of the next picture into a frame buffer of the storage device not stored with a reference picture nor a present display picture nor a previous display picture; and (c) if step (b) is not applicable, buffering the decoded video data of the next picture into a frame buffer of the storage device stored with the previous display picture.Type: GrantFiled: May 16, 2008Date of Patent: April 27, 2010Assignee: Mediatek, Inc.Inventor: Chi-Chin Lien
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Patent number: 7679627Abstract: The invention comprises systems and methods for controller and driver features for displays, and in particular, controller and driver features that relate to displays with bi-stable display elements. In one embodiment, such a display includes at least one driving circuit and an array comprising a plurality of bi-stable display elements, where the array is configured to be driven by the driving circuit, and where the driving circuit is programmed to receive video data and provide a subset of the received video data to the array based on a frame skip count. In some embodiments, the frame skip count is programmable or dynamically determined.Type: GrantFiled: April 1, 2005Date of Patent: March 16, 2010Assignee: QUALCOMM MEMS Technologies, Inc.Inventors: Jeffrey B. Sampsell, Karen Tyger, Mithran Mathew
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Patent number: 7391469Abstract: An apparatus for video decoding and de-interlacing contains a video decoder for decoding video data to generate decoded video data of a next picture; a storage device coupled to the video decoder, the storage device having four frame buffers for buffering the decoded video data of the next picture into one of the four frame buffers according to data stored in the frame buffers; an interlace/progressive converter coupled to the storage device, for de-interlacing data stored in the frame buffers to generate corresponding progressive video data; and a controller coupled to the video decoder and the interlace/progressive converter, for controlling data access of the video decoder and the interlace/progressive converter to the frame buffers of the storage device.Type: GrantFiled: October 5, 2003Date of Patent: June 24, 2008Assignee: MediaTek Inc.Inventor: Chi-Chin Lien
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Patent number: 7218791Abstract: The present invention relates to an image processing apparatus for generating an image having a high density in the direction of time and having a natural-looking motion blur. The correlation calculators 103 and 104 respectively calculate a correlation between pixel data of a target pixel in a target frame #n from among frames and pixel data of a corresponding pixel in a first frame #n?1 next to the target frame #n and a correlation between the pixel data of the target pixel in the target frame #n and pixel data of a corresponding pixel in a second frame #n+1 next to the target frame #n. The half-side pixel value generator 105 generates first pixel data in a first synthesis frame generated between the target frame #n and one of the first frame #n?1 and the second frame #n+1 containing the corresponding pixel having the pixel data with a larger correlation.Type: GrantFiled: March 12, 2002Date of Patent: May 15, 2007Assignee: Sony CorporationInventors: Tetsujiro Kondo, Takahiro Nagano, Junichi Ishbashi, Takashi Sawao, Naoki Fujiwara, Seiji Wada, Toru Miyake
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Publication number: 20040179605Abstract: Digital multimedia is broadcast by a wireless provider by first decoding incoming multimedia streams and then encoding each stream using one of at least two encoding parameter sets as appropriate for the particular user or groups of users to receive the stream.Type: ApplicationFiled: March 10, 2004Publication date: September 16, 2004Inventor: Richard Doil Lane
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Patent number: 6546156Abstract: An image processing device having an improved image processing speed and capable of detecting an object at high speed. Where frames are thinned out for real-time processing during frame processing of an image signal, line interval expanding unit expands the interval between lines of the image signal by an amount corresponding to the number of the frames thinned out. Image processing unit performs line processing of the lines whose interval has been expanded, according to pipeline control.Type: GrantFiled: January 5, 1999Date of Patent: April 8, 2003Assignee: Fujitsu LimitedInventors: Yoshiharu Kanzaki, Mikihiro Okamoto, Morito Shiohara
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Patent number: 6418240Abstract: A method and apparatus for performing multiple frame image compression and decompression of motion video data are provided. In one embodiment, a plurality of sequential frames in a motion video sequence are collected and digitally filtered as a single image. At least some of the results of the digital filtering are then encoded to generate compressed data. In another embodiment, a plurality of sequential frames are filtered as if the boundary of each frame is adjacent to a boundary in the same spatial location of another of the plurality of sequential frames.Type: GrantFiled: December 3, 1997Date of Patent: July 9, 2002Assignee: Alaris Inc.Inventor: Raymond Yu
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Patent number: 6356317Abstract: A frame memory is provided which has five fields each having N slots, and three additional slots. Each slot has a storage capacity to store eight image lines. Four fields of the five fields serve to store motion compensation reference frames. The remaining one field and the three additional slots are used for B-picture interlace conversion. Disposed in a control unit are a slot control memory, a write slot pointer, and a read slot pointer. For an image output unit to acquire information from the frame memory in a correct slot order, the contents of the slot control memory are updated at the time of performing write operation to enter information into the frame memory by a bit stream analysis unit.Type: GrantFiled: August 15, 1997Date of Patent: March 12, 2002Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Akihiro Watabe, Eiji Miyagoshi