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Class 375/240.26 - Associated signal processing


Subclass of Class 375 - Pulse or digital communications
Definition: Subject matter involving additional signal processing unique
No. of patents: 936
Last issue date: 05/29/2012


1                      
NumberTitleIssue Date
8189684Video data communication method and apparatus for improving transmission efficiency
A video data communication method and apparatus for a data communication that enable improving video quality, at a recipient device, and transmission efficiency by transmitting video data using both contention free transmission mechanism and priority-based transmiss...
05/29/2012
8189685Ranking video articles
An information retrieval system is provided for processing queries for video content. A server receives a query for video content and returns video articles, as received from broadcast systems or other content providers. Queries are formulated using text, video imag...
05/29/2012
8189683Method and system for providing single cycle context weight update leveraging context address look ahead
A method stores, in a first memory location in a context weight update engine in an arithmetic encoder, a context weight value. The method also stores, in a second memory location in the context weight update engine in the arithmetic encoder, a context weight adjust...
05/29/2012
8184718Water ring decoding apparatus
A water ring decoding apparatus configured to process a data string into a restored data set, such as a video image frame, is disclosed. The restored data set is organized with at least one restored origin enveloped by a plurality of nested restored environs success...
05/22/2012
8184952Segment boundary obfuscation
A method and system for obfuscating segment boundary markers, such as but not limited to obfuscating boundary markers used to identify beginning and/or ending boundaries of a sequence of segments forming a programming event. The obfuscation may be achieved by embedd...
05/22/2012
8184719Water ring decoding method
A water ring decoding method of processing a data string into a restored data set, such as a video image frame, is disclosed. The restored data set is organized with at least one restored origin enveloped by a plurality of nested restored environs successively surro...
05/22/2012
8184717Water ring encoding apparatus
A water ring encoding apparatus configured to process an initial data set, such as a video image frame, is disclosed. The water ring encoding apparatus includes a a scanner and an encoder. The initial data set is organized with at least one initial origin enveloped ...
05/22/2012
8184720Optimal video adaptation for resource constrained mobile devices based on subjective utility models
The invention relates to using the properties of the mobile client terminal, preferably data processing capability and the screen size, and the capacity of the communication channel between the video streaming server and the client terminal, to determine the bit rat...
05/22/2012
8179979Detection and compensation of discontinuities in data stream
In one embodiment of the invention, a method includes receiving a video stream that includes a temporal discontinuity. Checkpoints are distributed in a non-linear fashion with unequal spacing between the checkpoints. The temporal discontinuity is then detected at on...
05/15/2012
8175167Method, apparatus and system for use in multimedia signal encoding
The present embodiments provide methods, apparatuses, systems for use in encoding and/or formatting content, such as multimedia content. Some embodiments provide methods for use in encoding content. These methods receive source content, encode the source content pro...
05/08/2012
8170122Method and apparatus for inserting digital media advertisements into statistical multiplexed streams
A method and system for the insertion of local signals, including digital media advertisements, into statistically multiplexed streams is presented. The rate control and timing information is computed and is used to specify the insertion time and rate parameters for...
05/01/2012
8170120Information processing apparatus and information processing method
An information processing apparatus for encoding a baseband signal, the information processing apparatus includes: a data splitting block; an encoder; a control block; and a splicing block. The data splitting block is configured to acquire the baseband signal before...
05/01/2012
8170121H.264/AVC based approach to scalable video compression
A scalable video compression method and apparatus for encoding an input frame sequence having temporally sequential frames includes partitioning each of the frames of the input frame sequence into a top field and a bottom field to form a base layer sequence of field...
05/01/2012
8170118Information processing apparatus, information processing method and recording medium
Encoding parameters of picture and higher layers of importance to a number of applications, and encoding parameters of slice and lower layers of no importance to all applications are converted into auxiliary packets inserted respectively into a V-blanking area and a...
05/01/2012
8170119Apparatus and method for playing content based on the last-watched-point of series content
An apparatus and method are provided for playing content by searching for information on the last-watched-point with respect to the content that a user watched previously, with only a selection of a file name of selected content when playing series content. The appa...
05/01/2012
8170123Media acceleration for virtual computing services
Streaming media is problematic for thin clients using remoting protocols like RDP that were never designed to handle the volume of data associated with multimedia. The result is large demands on the host computer and thin client CPU and excessive bandwidth on the ne...
05/01/2012
8165222Video coder employing pixel transposition
A video encoding method and apparatus is shown wherein image information is represented as a plurality of pixels, the pixels are organized into blocks, pixels transposition is performed on image information at the boundaries of the blocks, the blocks are transform c...
04/24/2012
8165221System and method for sampling based elimination of duplicate data
A technique for eliminating duplicate data is provided. Upon receipt of a new data set, one or more anchor points are identified within the data set. A bit-by-bit data comparison is then performed of the region surrounding the anchor point in the received data set w...
04/24/2012
8165223Deblocking filter
The invention is related to decoding of block wise coded video pictures. The determination of using de-blocking filtering between coded blocks is based on alternative characteristics compared to the characteristics used in H.264/AVC. ...
04/24/2012
8160156System and method for controlling the long term generation rate of compressed data
The present invention comprises a system and method for controlling the rate a data encoder generates compressed data. The system and method are preferably implemented as program code stored and executed by a processor or computer that is interfaced to standard vari...
04/17/2012
8160158Scalable video coding method and apparatus and scalable video decoding method and apparatus
Provided are a scalable video coding method and apparatus, and a scalable video decoding method and apparatus. The coding method generates a base layer bitstream of video by using one of a plurality of codecs, determines whether the used codec supports enhancement l...
04/17/2012
8160157Video H.264 encryption preserving synchronization and compatibility of syntax
A method for encrypting data exchanged between an encoder and a decoder in a video system is disclosed. A set of bits which, when encoded, do not have any influence upon the decoding stage, are determined during the encoding stage. At least one part or all of the bi...
04/17/2012
8155211Digital stream transcoder
A run-level domain transcoder receives a stream of compressed frames carried in a bit stream. The run-level domain transcoder decodes the bit stream into run-level pairs and selectively processes the compressed frames so as to, among other things, reduce the number ...
04/10/2012
8155212System and method for outputting video streams
A structure outputting a decoded video stream includes a processing block and a range modification circuit. The processing block decodes an input stream to generate and store a decoded stream in a decoded picture buffer, wherein the decoded stream comprises a lumina...
04/10/2012
8144789Picture coding apparatus
In order to improve the accuracy of a code amount estimated by using a predictive residual when coding at a low data rate, an encoder is utilized to perform picture coding processing on a picture to be coded which is an input signal, by using a technique such as H.2...
03/27/2012
8145041Video processing device
A video processing device includes: encoder for generating a compressed video data by compressing and encoding a video data from camera unit; and system control unit for recording the compressed video data during a recording period from a recording start time to a r...
03/27/2012
8144788DTV transmitting system and receiving system and method of processing broadcast data
A digital television receiving system includes a frame encoder, a data randomizing and expanding unit, a group formatter, a block processor, a deinterleaver, and a multiplexer. The frame encoder encodes an enhanced data frame for error correction. The data randomizi...
03/27/2012
8139646Splicing MPEG streams comparing offset and reference time value
The present invention relates to a method of assembling a first data stream (ds1) with a second data stream (ds2), each data stream comprising coded frames (I,P), each coded frame being associated with a relative time value, specific coded frames of a ...
03/20/2012
8135075Method and devices for processing and reestablishing multimedia streams
The invention relates to a process for automatic processing of multimedia streams (F1, F2, F3) intended to be reproduced on a reproduction terminal (T), including the following steps, implemented at the demand of a user (UT) of the terminal and ...
03/13/2012
8130843Moving picture stream generation apparatus, moving picture coding apparatus, moving picture multiplexing apparatus and moving picture decoding apparatus
To provide a moving picture stream generation apparatus and the like that generates a moving picture stream that can be played back in trick-play such as variable-speed playback and reverse playback even in a coding format such as the MPEG-4 AVC in which flexible pr...
03/06/2012
8126062Per multi-block partition breakpoint determining for hybrid variable length coding
A method, and apparatus, and logic encoded in one or more computer-readable tangible medium to carry out a method. The method is to code a plurality of ordered sequences of quantized transform coefficients of a corresponding plurality of blocks of image data using a...
02/28/2012
8126063System and method for still object detection based on normalized cross correlation
A system and method for still object detection in digital video data based on normalized cross correlation are disclosed. One embodiment of the method includes providing video data including a sequence of frames. A pair of consecutive frames are selected from the se...
02/28/2012
8126061Robust mode staggercasting reduced resolution video for mobile receiver
A method and apparatus for staggercasting to a mobile receiver, includes encoding a first signal representing content at a first quality and encoding a second signal representing the content at a second quality different than the first quality. A composite signal co...
02/28/2012
8121198Embedding content-based searchable indexes in multimedia files
Content-based analysis is performed on multimedia content prior to encoding the multimedia content in the rendering chain of processing. A content-based index stream is generated based on the content-based analysis and the content-based index stream is embedded in t...
02/21/2012
8116382System and method of data word flipping to prevent pathological conditions on high-speed serial video data interfaces
Systems and methods are provided for reducing pathological conditions in a serial video interface. A sequence of parallel data words that are to be transformed by a data-scrambling algorithm comprise an input signal. The bit order of one or more of the words in the ...
02/14/2012
8107540Image complexity computation in packet based video broadcast systems
A method to determine real time image complexity in video streaming, IPTV and broadcast applications using a statistical model representing channel bandwidth variation and image complexity that considers scene content changes. Available channel bandwidth is distribu...
01/31/2012
8107539Method for error concealment in video sequences
A method and device for error concealment in a video sequence. When there is a scene transition in the video sequence and an error occurs in a picture belonging to the scene transition, an error concealment procedure based on the type of scene transition is used to ...
01/31/2012
8094728Method for creating a customized TV/radio service from user-selected contents and playback device using the same
A method for creating a customized TV/radio service from user-selected contents is disclosed. The method is applied to a playback device for receiving a number of digital audio/video services. The method includes decoding the received digital audio/video services to...
01/10/2012
8094729Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations
A method and apparatus for performing motion estimation in a digital video system is disclosed. Specifically, the present invention discloses a system that quickly calculates estimated motion vectors in a very efficient manner. In one embodiment, a first multiplican...
01/10/2012
8090029Dynamic image encoding device and method
A fade detection unit performs fade detection, and in a case where a judgment of fade-in has been made, an encoding control unit notifies a motion detection unit to perform encoding in a reverse order to a display order. The fade detection unit performs the fade det...
01/03/2012
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