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7218845 |
Reading image frames as files
First selected image frames in a native format are read from a frame storage device ( 103 ) and are directly modified in response to a first process. Output signals are supplied to a display device...
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7215377 |
Image signal processing apparatus and processing method
The present invention provides an image signal processing apparatus and a method thereof in which each of the fields forming the unit-frame is specified, with respect to the inputted image signal,...
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7215493 |
Imaging system with a lens having increased light collection efficiency and a deblurring equalizer
In one form, an imaging system comprises an imager that forms an image of an object in a field of view, a rotationally symmetric lens assembly disposed between the imager and the object, and an...
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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...
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7209186 |
Image processing apparatus and image processing method for high speed real-time processing
The present invention provides an image processing apparatus and an image processing method. The image processing apparatus includes: a first to a fourth writing FIFO unit and a first to a fourth...
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7206025 |
Device and method for converting format in digital TV receiver
Device and method for converting a format of a video signal in a digital TV receiver is provided. Format conversion can be carried out at one chip of a format converting device, inclusive of...
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7206026 |
Method and apparatus for adaptive frame rate conversion
A method and apparatus for adaptive frame rate conversion comparing the steps of calculating a plurality of motion vectors of a plurality of blocks to generate a motion judgment value; comparing...
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7202907 |
2:2 and 3:2 pull-down detection techniques
Improved 2:2 and 3:2 pull-down detection techniques are presented. These techniques can, for example, be used when converting an interlaced video signal into a progressive video signal. The...
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7199833 |
Method of using three-dimensional image interpolation algorithm to achieve frame rate conversions
This specification discloses a method that uses three-dimensional image interpolation algorithm implemented in an image player to solve the problem of frame rate conversions between output contents...
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7193657 |
Video signal processing apparatus and integrated circuit
Disclosed is a video signal processing apparatus comprising a plurality of line memories to which in sequence input video signal data is written on a line-by-line basis; a timing controller for...
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7187417 |
Video signal processing apparatus that performs frame rate conversion of a video signal
A video signal processing apparatus which performs a frame-rate conversion of a progressive line-scan video signal based on a film source of M film frames per second (wherein M is a natural number)...
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7180548 |
Method of generating frame interpolation image and an apparatus therefor
A method of generating an interpolation image includes inputting a first reference image, a second reference image and a third reference image of a video signal that continue in terms of time,...
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7170561 |
Method and apparatus for video and image deinterlacing and format conversion
A method and apparatus for deinterlacing a picture is disclosed. The method generally includes the steps of (A) calculating a plurality of differences among a plurality of current samples from a...
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7158186 |
Method and system for changing the frame rate to be optimal for the material being displayed while maintaining a stable image throughout
A video display system is disclosed. The video display system comprises a display generator for providing a display timing signal and a frame rate converter for receiving input video data, input...
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7154555 |
Automatic deinterlacing and inverse telecine
A video apparatus is provided with automatic deinterlacing and inverse telecine pre-filtering capability to automatically analyze the frames of the video to determine at least whether the video is...
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7154557 |
Joint pre-/post-processing approach for chrominance mis-alignment
This invention corrects chrominance misalignment that occurs during chrominance down-sampling and up-sampling. The invention extracts a binary index from the corresponding luminance signal. The...
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7155114 |
Information recording apparatus and method, information reading apparatus and method, magnetic tape format, and recording medium
An information recording apparatus for recording information on a predetermined recording medium includes a creation unit for creating search data from main image data; and a recording unit for...
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7146558 |
Time code transmission method and time code transmission apparatus
As a pre-processing step for transmitting a timecode, a checking information is retrieved from a linear time code (LTC). A checking data is created using the retrieved checking information. The...
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7142237 |
Imaging apparatus and processing method for converting the number of pixels of an input image
An imaging apparatus uses an imaging device to generate an image signal corresponding to an image having an arbitrary number of H pixels by W pixels which is not greater than a predetermined number...
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7142245 |
Conversion of frame rate according to image date
A projector is provided to suppress the degradation of the image quality of movies that are displayed on an image display device. The projector is configured to have a DVD playback function....
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7139029 |
Methods and apparatus for correction for 2-3 field patterns
Systems and methods are provided for allowing a user to correct a discontinuous 2-3 field sequence within a disrupted video signal. A 2-3 field pattern fixer can be operated in a one-pass mode...
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7139030 |
Video signal processing apparatus
A video signal processing apparatus in which an input video signal is written in a frame memory on a line sequential scanning frame unit base in synchronism with a first vertical synchronizing...
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7136107 |
Post-processing of interpolated images
An image conversion unit ( 100 ) for converting an input image into an output image includes a first computing device ( 104 ) for computing a first weighted sum of a first group of pixel values,...
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7133064 |
Method for 3:2 pull-down film source detection
A method for a 3:2 pull-down film source detection. First, a source is received. Then, field differences of two fields of the same type in the source and an average field difference according to...
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7129989 |
Four-field motion adaptive de-interlacing
This invention presented a universal de-interlacing method and system by the motion detection, the motion adaptive interpolation, the directional edge interpolation, the 3:2 pull-downed detection...
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7129987 |
Method for converting the resolution and frame rate of video data using Discrete Cosine Transforms
The resolution, in terms of numbers of pixels in horizontal and vertical directions, and frame rate, in terms of frames per second, of video data are converted by assembling a group of the frames...
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7120822 |
Computer executable digital video rendering restoration method
A computer executable digital video rendering restoration method is disclosed. Through setting a saving interval, data of states during the rendering process of digital videos are recorded...
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7119845 |
Image resizing system and method
Image resizing through resampling by poly-phase filtering with a phase generation from input parameters but with lower resolution of the phase for filter selection. Field and frame mode selection...
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7119846 |
Video signal processing circuit and method for converting number of scan lines and image display device using the same
A double-rate signal achieved by subjecting a video signal to double-rate conversion is supplied to a scan line number converter. In the converter, the portion of the effective scan lines of the...
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7113225 |
Information signal processing apparatus, picture information converting apparatus, and picture displaying apparatus
A 525i (interlace) signal can be converted into a 1050i signal or a 525p (progressive) signal. A calculating circuit generates pixels of an output picture signal with a linear estimation expression...
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7110006 |
Video, audio and graphics decode, composite and display system
A video, audio and graphics system uses multiple transport processors to receive in-band and out-of-band MPEG Transport streams, to perform PID and section filtering as well as DVB and DES...
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7106379 |
Scan conversion apparatus
The scan conversion apparatus of the present invention comprises a video signal discriminating circuit for discriminating the kind of input video signal based on an interlaced scanning system; a...
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7098930 |
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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7098957 |
Method and apparatus for detecting repetitive motion in an interlaced video sequence apparatus for processing interlaced video signals
Interlaced video signals are processed by mixing spatially interpolated video signals with temporally interpolated video signals. The respectively interpolated signals are mixed in dependence on a...
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7092033 |
Gradient-aided apparatus and method for pixel interpolation
The present invention relates to interpolating a pixel in an image that includes a number of pixels arrayed in matrix-like fashion, to each of which a video information value is assigned, in which...
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7084923 |
Display system having improved multiple modes for displaying image data from multiple input source formats
Systems and methods are herein given to effect a multiple mode display system that may accept multiple input image data formats and output several possible image data format. In a first embodiment,...
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7075581 |
Interlaced-to-progressive scan conversion based on film source detection
A method for deinterlacing a video signal is disclosed. Frame differences are calculated, a scene change threshold is determined based on the frame differences, a scene change is detected based on...
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7071992 |
Methods and apparatus for bridging different video formats
A video format bridge employs a plurality of techniques to insure that the line buffer does not suffer underflow or overflow conditions, and that the output frame rate matches the input frame rate....
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7071991 |
Image decoding apparatus, semiconductor device, and image decoding method
The present invention provides an image decoding apparatus, a semiconductor device, and a image decoding method, capable of outputting images simultaneously using different formats. In the image...
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7064791 |
Display apparatus having format converter
Provided is a display apparatus having an improved structure in which all of current and future personal computer (PC) signals and high definition TV (HDTV) signals as well as normal TV signals can...
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7064790 |
Adaptive video data frame resampling
The arrangements and procedures of this invention adaptively process video data. Specifically, at least first and second fields of an interlaced frame are deinterlaced to form intermediate...
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7057667 |
Image display control system and method allowing connection of various kinds of image displays to one supply source
This invention discloses an arrangement allowing connection of various kinds of image displays to one supply source in an image display control system having a supply source for transmitting a...
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7053958 |
Method and apparatus for providing binary digital TV data from a structured data format
A method and apparatus for providing binary digital TV data from a structured data format, wherein data in a structured data format according to a predetermined intermediate data format definition...
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7050088 |
Method for 3:2 pull-down film source detection
A method for a 3:2 pull-down film source detection. First, a source is received. Then, field differences of two fields of the same type in the source and an average field difference according to...
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7039116 |
Methods and apparatus for embedding and format conversion of compressed video data
System and methods are provided for modifying a compressed video data stream to match the available video decoding capability of a target decoder. Compressed video content can be embedded in...
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7034885 |
Image processing circuit
An image processing circuit capable of carrying out high-speed processing and improving the horizontal and vertical resolutions even with its simple structure. The pixel values a to i of a total of...
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7034812 |
Method and apparatus of automatically tuning output line rate and display controller provided with the same
A method and apparatus for automatically tuning the output line rate thereof and a display controller provided with the same. The display controller of the present invention provides a display...
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7034888 |
Method for motion pixel detection
A method for motion pixel detection with a static counter map so as to correctly evaluate whether a missing pixel is in a static region or a non-static region, thereby reconstructing the missing...
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7023485 |
Apparatus and method for selectively converting clock frequency in digital signal receiver
An apparatus for selectively converting a clock frequency in a digital signal receiver is provided. The apparatus includes: a first phase locked loop (PLL); a second phase locked loop; a switching...
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7023486 |
Video signal processing device and method
A source original HD video signal S 1 of 24-frame rate is subjected to 2-3 pull-down process, thereby generating a 30-frame rate SD video signal S 5 . The 24-frame rate time code added to the...
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