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7366402 |
Method and apparatus of recording a high definition digital television broadcast signal
The present invention relates to a method and apparatus of recording a directly-received digital television broadcast signal. This method demodulates a received high definition digital television...
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7362385 |
Image conversion device image conversion method and image projection device
An image processing apparatus for reducing a load of processing of an interpolation operation at the time of a correction of keystone distorted image is provided. The image processing apparatus has...
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7362375 |
Scanning conversion apparatus and method
In the scanning conversion apparatus, a first converter converts input interlaced scan data into progressive scan data, and a second converter converting the progressive scan data output from the...
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7359007 |
System for format conversion using clock adjuster and method of the same
A system and same method are provided for producing video signal timing to a display apparatus that has different input/output image/video format. In addition to an image scaler, the system...
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7355653 |
Video signal processing circuit and video signal processing method
When an A/D-converted composite video signal is directly outputted while a system clock frequency is switched so as to execute the determination of a signal system, a digital chroma demodulation...
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7355652 |
Inverse tracking over two different clock domains
A video decoder in which the video source clock is generated entirely in the digital domain is disclosed herein. By creating a virtual version of the source clock in a numeric oscillator, the...
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RE40201 |
Video signal converting apparatus and display device having the same
Disclosed is a video signal converting apparatus and a display device having the same which may convert a low-resolution video signal from a host into a different-resolution video signal capable of...
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7349429 |
Method and apparatus for detecting format of closed caption data automatically and displaying the caption data
A method and apparatus for detecting a format of closed caption data contained in a broadcast signal automatically and displaying the caption data are provided. The method includes: (a) receiving...
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7349029 |
Method and apparatus for de-interlacing interlaced video fields originating from a progressive video source
A method for de-interlacing an interlaced video signal includes generating a per-field motion pattern set for a subject video field, where the motion pattern set comprises a same-parity motion...
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7349026 |
Method and system for pixel constellations in motion adaptive deinterlacer
In a video system, a method and system for pixel constellation in a motion detection deinterlacer are provided. An output pixel in an absent line of a current frame may be determined based on a...
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7339628 |
Method and apparatus to improve decoding of composite video signals
Video decoder systems in which both the analog-to-digital converter and the composite decoder are driven by the stable sample clock, such as a crystal source. The outputs of the composite decoder...
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7333149 |
Apparatus and method for converting analog and digital video format
The present invention provides an apparatus for converting a video format of a digital TV and method thereof, by which various functions such as video format detection, color space conversion,...
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7327397 |
Image processing with pixel interpolation
The present invention provides an image signal processing apparatus and a method thereof which shifts positions of each detected pixel in image signals generated by performing double-speed...
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7327398 |
3D vector method of inter-field motion detection
A method and apparatus are provided for displaying a progressive scan television signal derived from interlaced fields of a television signal. A colour space vector is derived for a current pixel...
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7324157 |
Repeat field detecting apparatus, video progressive conversion reproducing apparatus, repeat field detecting method, program, and recording medium
Using an index indicating the amount of motion and noise in the video image calculated on the basis of the discrepancy pixel numbers of image two fields ago and the present image, the reliability...
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7324158 |
Video signal processing apparatus to generate both progressive and interlace video signals
A video signal processing apparatus includes a main picture processor, an interlace recovering module and a video encoder. The main picture processor produces corresponding main picture signals...
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7317865 |
Method and apparatus for converting and optimizing editing files
A method and apparatus for generating a converted edit file based on an original editing file, by correlating the various entries of the original edit file and calculating new editing data to be...
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7315331 |
Method and device for converting video signals
A method for the motion-vector-based conversion of a first video signal which contains a first image sequence at a first frequency to a second video signal which contains a second image sequence at...
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7312800 |
Color correction of digital video images using a programmable graphics processing unit
A system which utilizes the processing capabilities of the graphics processing unit (GPU) in the graphics controller. Each frame of each video stream or track is decoded into a buffer and a color...
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7310118 |
Image display apparatus
An image display apparatus has a hold-type display panel composed of a matrix of pixels each holding an electric signal for a predetermined period. In the image display apparatus, an intermediate...
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7310117 |
Video signal format secondary-conversion method, time code signal transmission method, and time code transmitting apparatus
When a time code signal corresponding to an image signal, to which a format conversion changing the number of frames per second is executed, is transmitted, information indicating a frame position...
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7310104 |
Graphics display system with anti-flutter filtering and vertical scaling feature
A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, and graphics input. The chip...
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7310120 |
Receiver of analogue video signal having means for analogue video signal conversion and method for control of display of video frames
A receiver of analogue video signal having means for analogue video signal conversion has a receiving block ( 201 ) for receiving a first analogue video signal, a conversion block ( 202 ) for...
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7298417 |
Signal processing apparatus, signal processing method, program, and recording medium
A frame rate converting apparatus provided with: a frame rate converter performing conversion of frame rate information on a frame rate, on all, a single or a plurality of sections of a video...
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7292283 |
Apparatus and method for performing sub-pixel vector estimations using quadratic approximations
To achieve the foregoing, and in accordance with the purpose of the present invention, an apparatus and method for generating refined sub-pixel vectors for motion estimation from vector correlation...
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7289157 |
Method for detecting saturation of a motion vector field
The process is characterized in that it performs:
counting of the number of motion vectors, at least one component of which is greater than a predetermined value less than the maximum value,...
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7286184 |
Information signal processing device, information signal processing method, image signal processing device and image display device using it, coefficient type data creating device used therein and creating method, coefficient data creating device and creating method, and information providing medium
The invention relates to an information signal processor suitable for use in conversion of, for example, an SD signal. Pixel data sets are extracted selectively from the SD signal. Class CL is then...
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7283173 |
Coefficient seed data or coefficient data production device used in image display apparatus, method for producing coefficient seed data or coefficient data used in image display apparatus, program therefor, and computer-readable medium for storing the same
The invention relates to a data processing apparatus and the like that are available for various processing according to a preference of user. Controller 101 collects parameters, s, z, for...
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7283174 |
Video signal processing apparatus, video signal processing method and video source determining method
There is provided a video signal processing apparatus that makes it possible to realize a favorable display of pictures by increasing the detection accuracy of the video source of an input video...
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7277581 |
Method for video format detection
The invention provide methods and code for better detecting 3:2 pulldown or other video formats. In one respect, embodiments of the invention improve the way in which fields of video data are...
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7274402 |
Method and apparatus for motion-vector-aided pixel interpolation
In a method and apparatus for motion-vector-aided interpolation of a pixel in an intermediate image lying temporally or spatially between first and second images, motion vectors are assigned to the...
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7271841 |
Method for deinterlacing interlaced video by a graphics processor
A method for deinterlacing interlaced video using a graphics processor includes receiving at least one instruction for a 2D/3D engine to facilitate creation of an adaptively deinterlaced frame...
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7271840 |
Method for determining entropy of a pixel of a real time streaming digital video image signal, and applications thereof
Method for determining entropy of a pixel of a real time streaming digital video image signal, particularly applicable for identifying the origin of, and processing, in real time, pixels of...
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7268821 |
Upconversion with noise constrained diagonal enhancement
A method of interpolating a given output pixel value when upconverting interlaced video to progressive video includes the step of determining averages for vertically adjacent pixels, left...
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7268820 |
Video signal conversion apparatus delivering enhanced display quality for video signals from film and video sources
A video signal conversion apparatus which can enhance display qualities for video signals of both film source and video source. The conversion apparatus includes an input signal discrimination unit...
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7262807 |
Signal processing device for providing multiple output images in one pass
Signal processing device for providing multiple output images by processing input images of an interlaced video signal, comprising a temporal interpolater circuit ( 18 ) and a memory buffer ( 26,...
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7262806 |
System and method for aligned compression of interlaced video
A method and system are disclosed for vertically phase shifting fields of at least one interlaced frame of video into at least two vertically aligned frames of video. The at least two vertically...
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7259796 |
System and method for rapidly scaling and filtering video data
This invention relates generally to hardware for scaling and filtering video data and more specifically to algorithms and techniques for accelerating scaling and filtering operations on digital...
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7256838 |
Video signal processing method for digital video decoder
A video signal processing apparatus which is provided for a digital video decoder and can automatically and properly adjust a fluctuation of the number of sampling data of digital composite video...
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7250979 |
Format converting apparatus and method
A format converting apparatus and method for performing a resolution conversion, frame rate conversion, scanning method conversion, aspect ratio conversion, chroma format conversion, color space...
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7245326 |
Method of edge based interpolation
A method for detecting an edge and generating an interpolated edge pixel at a target pixel position between two lines of an interlace scan image first determines gradient intensities in the...
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7242435 |
Method for motion pixel detection with adaptive thresholds
A method for motion pixel detection with adaptive thresholds, according to the global motion information among the reference video fields, so as to correctly evaluate whether a missing pixel is in...
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7239354 |
Digital image demodulating apparatus
A ratio between an aspect ratio of a digital image signal and an aspect ratio of a display device is converted and a presence image part 2 of digital image data decoded by a digital image signal...
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7240208 |
Encrypting digital camera with automatic encryption key deletion
A digital video camera includes an image sensor capable of producing a frame of video data representing an image viewed by the sensor, an image memory for storing video data such as previously...
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7239353 |
Image format conversion apparatus and method
An image format conversion apparatus including a 3:2 pull-down detection part determining whether a current field out of plural fields continuous in time is an image of a 3:2 pull-down format...
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7236207 |
System and method of transmission and reception of progressive content with isolated fields for conversion to interlaced display
Systems and methods of coding progressive content with isolated fields for conversion to interlaced display are provided. Some systems and methods may find use in, for example, digital video...
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7233361 |
Apparatus for and method of detecting whether incoming image signal is in film mode
An apparatus for detecting whether an image signal is in a film mode, includes a first field buffer, a second field buffer and a third field buffer that sequentially buffer respective fields of the...
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7224402 |
Apparatus for processing image signal and method thereof
An image signal processing apparatus and method is capable of variably performing format conversion and image quality improvement according to a kind of an inputted image signal. A detecting...
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7221403 |
Image signal processing apparatus and processing method
The present invention provides an image signal processing apparatus and a method thereof which perform double-speed conversion on images subjected to telecine conversion and in which a first field...
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7218895 |
System, method, and apparatus for testing voice quality in a communication network
A method includes receiving one or more test signals at a first gateway from a second gateway. The method also includes comparing the one or more test signals to one or more expected signals. In...
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