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7636393 Image processing method, image recording method, image processing device and image file format  
A recording process records low-resolution video data while obtaining a high-resolution image in a window region being a portion of an entire image. Then, the process learns, as a resolution...
7634009 Method and device for picture compression using a plurality of sampling patterns  
In order to realize effective picture compression without significantly impairing the resolution, it is proposed that the picture to be compressed be subdivided into a plurality of picture areas,...
7630439 Apparatus for converting conversion encoding coefficients using sampling/resolution conversion  
Conversion encoding coefficients which are accumulated in an input memory and read out from the memory is input into converting unit. Conversion matrix integration unit multiplies a basis matrix of...
7627038 Methods and systems for compressing a video stream with minimal loss after subsampled decoding  
Transcoding of a video stream to reduce the size of the video stream with little, if any, loss in video quality after subsampling. After accessing a video stream of video pictures (i.e., video...
7616824 Method for spatially scalable video coding  
A method for decomposing a digital image at resolution R and MR into a set of spatial sub-bands of resolution R and MR where MR>R and where the high-band at resolution MR is calculated by...
7609882 Image compression and decompression method capable of encoding and decoding pixel data based on a color conversion method  
An image compression and decompression method encodes and decodes pixel data based on a color conversion method. Base on the relationships of corresponding color components of two adjacent pixels,...
7593915 Customized multi-media services  
Content files such as photographs, video, graphics and/or music are indexed to identify subjects captured in them. Indexed content files are scanned to identify content files that match certain...
7580457 Unified system for progressive and interlaced video transmission  
A system and method that support both progressive and interlaced format video transmission and display. The system utilizes de-interlacing techniques to convert input interlaced format video to...
7471806 Method, apparatus and computer program for inserting a watermarking program into an image processing program  
At every reproduction of a moving image, a tamper resistant module (TRM) randomly selects any one of plural electronic watermark inserting modules, and incorporates the module selected into an area...
7463789 Image-processing device, its method, its program and recording medium storing the program  
An image-processing device ( 130 ) includes a data access section ( 131 ) that reads composite image data ( 10 ) having one data structure in which a plurality of image data are combined, and a...
7454692 Encoder based error resilience method in a video codec  
Improved error resiliency of an encoding device, such as a video codec or encoder, operating in a compressed data transmission system, is achieved by enabling the encoding device to “shadow” or...
7412100 Apparatus and method for sub-sampling images in a transform domain  
A method of receiving a bit-stream and extracting data from the bit-stream based on one or more criteria and sub-sampling (for example, filtering and decimating) the extracted data in the transform...
7409103 Method of reducing noise in images  
An image noise reducing method that can properly reduce CCD noise which emerges in an image imported from a digital camera is provided. The method includes applying a first filtering step to...
7394966 Image communication apparatus for wireless communication of digital images, and method thereof  
An image capture apparatus includes an image capture unit, a recording unit, a wireless communication unit and a control unit. The recording unit records digital image captured by the image capture...
7369066 Efficient 8×8 CABAC residual block transcode system  
A circuit generally including a first module, a second module and a third module is disclosed. The first module may be configured to (i) generate a plurality of parsed residual blocks by parsing a...
7369613 Process for the format conversion of MPEG bitstreams, a system and computer program product therefor  
A process for format conversion of DCT macroblocks in an MPEG video bitstream that are divided into blocks, each of which includes a plurality of microblocks. In each DCT block, the significant...
7366239 Method and system for compressing groups of basic media data units  
The invention provides a method for compressing a group of basic media data units, the method comprising the steps of: (a) receiving the group of basic media data units; (b) for each basic media...
7352808 System and method for the dynamic resolution change for video encoding  
The present invention relates to a method, system and computer program product for the predictive encoding of digital video sequences. The objectives of the invention are accomplished by...
7346217 Digital image enhancement using successive zoom images  
A method and Electro-Optical (EO) system for processing imagery comprising selecting a first frame of data as a template frame; capturing a second frame of data using the EO system, for a plurality...
7321693 Image processing apparatus and image processing method including adjustment of coded data to specified target size  
An image processing apparatus and an image processing method are disclosed for generating coded data having a desired data size at a high speed. The image processing apparatus includes a coding...
7292657 Signal compressing signal  
A multi-scanner scans a signal according to several different patterns. A scanning pattern selector determines which scanning pattern produced the most efficient coding result, for example, for...
7257161 Frequency thinning apparatus for thinning out frequency components of signal and frequency thinning apparatus  
An analyzer transforms a digital signal into a spectrum representing the digital signal. A spectrum analyzing unit specifies a predetermined number of sets of the bands in decreasing order of the...
7254174 Process for changing the resolution of MPEG bitstreams, and a system and a computer program product therefor  
A process and a system is described for generating an MPEG output bitstream starting from an MPEG input bitstream. The output bitstream has a resolution modified with respect to the resolution of...
7233619 Variable general purpose compression for video images (ZLN)  
Methods, medium, and machines which compress, enhance, encode, transmit, decompress and display digital video images in real time. Real time compression is achieved by sub-sampling each frame of a...
7215708 Resolution downscaling of video images  
A method and apparatus for downscaling video images to a lower resolution (e.g. from HDTV to SDTV) is presented. The method comprising the steps of frequency domain anti-aliasing filtering and...
7200174 Video coding system  
A motion estimation method and system for a video coder are disclosed. The system comprises an input for a video image to be coded. It also comprises a hierarchical series of motion estimators of...
7180947 Method and apparatus for a dynamic data correction appliance  
Embodiments of the present invention provide a method and system for a dynamic data correction appliance. A plurality of data points in a first domain may be sampled. The sampled data points may be...
7171162 Method and apparatus for frequency estimation using iterative filtering in a GSM communications system  
A method of frequency estimation for a GSM communications system is disclosed. First, the a frequency control channel data burst is received and downsampled into a plurality of subsets. Then, the...
7167520 Transcoder  
A transcoder for resizing video data and outputting the resized video data to a reproduction apparatus. The reproduction apparatus reproduces the resized video data by repeating a display period...
7167521 Video encoding apparatus and video decoding apparatus  
An alpha-map encoding apparatus includes a first down-sampling circuit ( 21 ) for down-sampling an alpha-map signal which represents the shape of an object and the position in the frame of the...
7165130 Method and system for an adaptive multimode media queue  
Embodiments of the invention may provide a method for implementing an adaptive multimode media queue. A mode of operation may be determined for a received media stream based on a sampling rate of...
7149249 Color video codec method and system  
In one aspect of a preferred embodiment, the present invention comprises a system for video compression comprising a video preprocessor; a predictor configured to receive video data from the...
7110732 Subsampling RF receiver architecture  
A subsampling receiver ( 50, 50′, 50″ ) for converting an RF signal to baseband is disclosed. The subsampling receiver ( 50, 50′, 50″ ) may be implemented into a wireless communications...
7068733 Sampling technique for digital beam former  
A mobile satellite payload 18 and a method for sampling communication signals 26 are provided. The mobile satellite payload 18 uses a plurality of receive radiating elements 24 within a...
7054366 Systems and methods for MPEG subsample decoding  
A decoder decimates MPEG or other video data by subsampling the output of an inverse discrete cosine transform (IDCT) module. The decimation process is useful for reducing the volume of data that...
7050504 Low-complexity deblocking filter  
A method of filtering to remove coding artifacts introduced at block edges in a block-based video coder, the method having the steps of: checking the content activity on every line of samples...
7035331 Method and apparatus for performing a pixel averaging instruction  
In an embodiment, a functional unit including a compressor section and a 36-bit SIMD adder is used to perform a STMD four-pixel averaging instruction. The functional unit generates four four-pixel...
7031535 Image processing apparatus capable of interpolating error data  
This invention provides an image processing apparatus which receives an image signal divided into a plurality of different subband components, detects an error in low-frequency subband component...
7028108 System and method for controlling data transfer for data array control unit having first and second selector with data shift register  
A data register which outputs an input data as is when the input data fulfills a set data width for outputting, and holds the input data until a bit width of the input data is equal to or more than...
7027511 Fast motion estimation using N-queen pixel decimation  
The present invention proposes a fast motion estimation using N-queen pixel decimation, whereby after a reference block and a block to be processed are selected in a video sequence, an N×N queens...
7020202 Systems for MPEG subsample decoding  
Decimating MPEG or other video data by subsampling the output of an inverse discrete cosine transform (IDCT) module. The decimation process is useful for reducing the volume of data that must be...
7006568 3D wavelet based video codec with human perceptual model  
A video encoding/decoding system based on 3D wavelet decomposition and the human perceptual model is implemented. JND is applied in quantizer design to improve the subjective quality of compressed...
6993099 Communications receiver architectures and algorithms permitting hardware adjustments for optimizing performance  
A receiver architecture featuring a decimation filter and a bypass around said decimation filter is disclosed along with a method for optimizing said receiver's sampling phase and programmable gain...
6990241 Circuit and method for decoding an encoded version of an image having a first resolution directly into a decoded version of the image having a second resolution  
An image processing circuit includes a processor that receives an encoded portion of a first version of an image. The processor decodes this encoded portion directly into a decoded portion of a...
6970510 Method for downstream editing of compressed video  
In a MPEG or other video system, editing is performed using “independently coded regions” (ICRs) embedded into an input video signal. These regions facilitate quick editing and formatting of a...
6970507 Method for motion-compensated prediction of moving images and device for performing said method  
Past image point information is also considered as well as local neighboring image point information in the interpolation of a predicted picture for motion-compensated prediction of moving pictures...
6970575 Method of extracting digital watermark information and method of judging bit value of digital watermark information  
A digital watermark information is extracted from geometrically deformed image without using a calibrating digital watermark. Pixel data at positions predetermined in an X-Y coordinate used when...
6970511 Interpolator, a resampler employing the interpolator and method of interpolating a signal associated therewith  
An interpolator, method of interpolating a one-bit signal and resampler employing the interpolator and method. The interpolator employs a cascaded architecture to interpolate a one-bit input signal...
6968009 System and method of finding motion vectors in MPEG-2 video using motion estimation algorithm which employs scaled frames  
A method of finding motion vectors for use in MPEG video encoding comprises generating, from a full frame, (i) a first scaled frame having a reduced number of pixels as compared to the full frame...
6968011 Motion vector detecting device improved in detection speed of motion vectors and system employing the same devices  
The control circuit controls output of template block data held in the input section such that a plurality of operation units within the operation section are provided with data of unadjacent...
Matches 1 - 50 out of 233 1 2 3 4 5 >