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| Number | Title | Issue Date |
| 7835142 | Display apparatus An apparatus including a base is disclosed. The base has a size and shape to accommodate at least a portion of a notebook computer. Also, an apparatus including a frame is disclosed. The frame having a size and, or shape to accommodate and frame at least a portion o... | 11/16/2010 |
| 7817209 | Video signal processing device and video signal processing method A buffer delays an input luminance signal by a 1-frame period. A screen unit motion detection section determines whether an image indicated by the input luminance signal is a moving image or a static image by a screen unit, and outputs a gradual determination result... | 10/19/2010 |
| 7548280 | Method and apparatus for Y/C separation A method for separating luminance (Y) and chrominance (C) of composite signals is presented. The method includes the process of determining whether a target position of a target field has motion and whether the image of the target position meets a predetermined cond... | 06/16/2009 |
| 7468758 | Methods and apparatus for detecting movement in a composite television signal Methods and apparatus for detecting movement in a composite television signal. A first difference signal is generated according to the difference between an Nth frame and an N−2th frame of a composite television signal. A second difference si... | 12/23/2008 |
| 7443454 | Method for treating inter-frame motion in a composite video signal A method for treating inter-frame motion in a series of consecutive signal frames of a composite video signal includes the steps of, for an evaluation pixel position in each frame of a test frame-set including three successive signal frames: (a) determining whether ... | 10/28/2008 |
| 7339630 | Method and system for a correlation sharpening filter Methods and systems for correlation sharpening filtering of a composite video signal are provided. A correlation between a current pixel and at least one adjacent pixel may be determined. A plurality of chroma video signal components of a composite video signal may ... | 03/04/2008 |
| 7336321 | Video signal processor A simplified Y/C separation circuit separates a composite video signal into a first luminance signal and a first color signal without subjecting the composite video signal to three-dimensional processing. A color demodulation circuit color-demodulates the first colo... | 02/26/2008 |
| 7330219 | YC separator circuit A YC separator circuit which is capable of achieving YC separation at a high accuracy. The YC separator circuit comprises line memories, bandpass filters, an edge detector circuit, a color correlation determining circuit, and a YC separation filter circuit. The YC s... | 02/12/2008 |
| 7327405 | Systems and methods for improved video comb filtering with dynamic chroma bandwidth control The invention provides improved video comb filtering. One aspect of the invention considers detected motion of an object between a reference signal and a comparison signal in determining whether to comb and if combing is indicate, what portion of each of the signals... | 02/05/2008 |
| 7312777 | Liquid crystal display device and driving method thereof A liquid crystal display device carries out tone display with pixels by applying a tone voltage according to tone data to each pixel in each frame, and includes: an LUT memory, which receives tone data of a display frame and tone data of an immediately preceding fra... | 12/25/2007 |
| 7304688 | Adaptive Y/C separator The present invention provides an apparatus and method for an adaptive Y/C separator that selects between input filters responsive to features of video signals. The adaptive Y/C separator can monitor the results of numerous filters and choose a combination of separa... | 12/04/2007 |
| 7280161 | Noise reduction circuit and method A noise reduction circuit and method effectively reduce noise with a simple structure regardless of the partial content of an image while suppressing an increase in the capacity of the image memory used and process delays. The present invention forms noise-reduced d... | 10/09/2007 |
| 7280159 | Method and apparatus for cross color and/or cross luminance suppression A method and apparatus for cross color and/or cross luminance suppression. The apparatus checks for three conditions in determining the stillness of an image. Similarity between two frames, which are one frame apart, is examined. Similarity between two adjacent fram... | 10/09/2007 |
| 7274408 | [Method of motion detection for 3D comb filter video decoder] The invention is directed to a method of 3-dimensional (3D) comb filter video decoder. The composite video signal is sampled to obtain multiple sampling data FmPx,y, which represents the yth pixel of the Xth line in the m | 09/25/2007 |
| 7271850 | Method and apparatus for cross color/cross luminance suppression According to embodiments of the present invention, a method for processing an image in a video data is disclosed. The video data comprises at least a first frame and a second frame. The first frame is composed of a first even field and a first odd field, while the s... | 09/18/2007 |
| 7236211 | Method of inter-frame Y/C separation The present invention discloses a method of inter-frame Y/C separation. The method first samples a composite video signal for temporarily storing a plurality of sampled data FmPx,y, wherein the FmPx,y represents data of th... | 06/26/2007 |
| 7227587 | System and method for three dimensional comb filtering A system and method for determining whether to process a signal using three-dimensional comb filtering. Various aspects of the present invention may comprise method steps and system components that generate an inter-frame chroma signal. Various aspects may generate ... | 06/05/2007 |
| 7167213 | Comb filter design for separating luminance and chrominance in video signals Provided are decoding methods and decoders for calculating comb filter error and performing comb filter calculation used for decoding video signals. In one aspect, a method of calculating comb filter error used for decoding a video signal comprises storing a plurali... | 01/23/2007 |
| 7088399 | Signal processing apparatus signal processing method program and recording medium for detecting a position in a pattern corresponding to noise A dot detection section of a dot-interference detection section detects a portion where pixels are arranged as “dark-bright-dark” or “bright-dark-bright” in the horizontal direction, within a Y signal containing dot interference, separated by a YC separation... | 08/08/2006 |
| 7084928 | Video signal processing device and method An oblique correlation detection section detects correlation in an oblique direction (oblique correlation) of a composite video signal. A line correlation chrominance separation section extracts a first chrominance signal from the composite video signal based on ver... | 08/01/2006 |
| 7068325 | Video signal processor and video signal processing method The present invention relates to a video signal processing device for avoiding a phenomenon that noise is upwardly or downwardly shifted due to noise reducing operation when a non-standard signal is input. When a non-standard signal is input as an input video signal... | 06/27/2006 |
| 7057664 | Method and system for converting interlaced formatted video to progressive scan video using a color edge detection scheme Aspects of the invention for converting interlace formatted video to progressive scan video, may include a color edge detector block (306) adapted to determined edges in interlaced formatted video. A threshold and gain processor block (308) coupled to ... | 06/06/2006 |
| 7046306 | Processing a video signal using motion estimation to separate luminance information from chrominance information in the video signal In one embodiment, a method for processing a video signal includes: (1) receiving and storing luminance and chrominance information for each pixel in a first portion of the signal; (2) receiving luminance and chrominance information for each pixel in a second portio... | 05/16/2006 |
| 7012651 | Video signal processing method and apparatus A video signal processing method and apparatus eliminates dot crawls and cross color interferences from a component video signal that has been subjected to Y/C separation. Components at a horizontal frequency of 3.58 MHz and a temporal frequency of 15 Hz are extract... | 03/14/2006 |
| 6999130 | Luminance signal/chrominance signal separation device, and luminance signal/chrominance signal separation method A luminance signal/chrominance signal separation apparatus is provided with a detector for detecting diagonal components of a luminance signal from a composite video signal, wide-band pass filters, and narrow-band pass filters, wherein band pass filters to be connec... | 02/14/2006 |
| 6995804 | Method and apparatus for separating color and luminance signals An apparatus for separating color and luminance signals from a composite video signal in consideration of the existence and degree of a motion of the video image. The apparatus includes an output section, a first filter, a second filter, a third filter, a motion det... | 02/07/2006 |
| 6972869 | Mapping color to colorant amounts when colorants have similar hue A method for mapping a color specification to colorant amounts when a first and a second colorant have a similar hue involves the division of portions of color space into regions. Colors of the similar hue are rendered with a first colorant, a second colorant or a b... | 12/06/2005 |
| 6956620 | Apparatus for separating a luminance signal and a chrominance signal from an NTSC composite video signal An apparatus for separating luminance and chrominance signals from an NTSC composite video signal includes first through fourth delayers connected to a digital composite video signal in series for delaying input signals each by 1, a first filter for separating a fir... | 10/18/2005 |
| 6947060 | Image forming apparatus, electron beam apparatus, modulation circuit, and image-forming apparatus driving method An image forming apparatus which performs pulsewidth modulation with a pulsewidth set by counting a clock. Especially, for grayscale level correction by setting the frequency of the clock, the periodic clock is counted, and an output pattern is changed in accordance... | 09/20/2005 |
| 6914638 | Three-dimensional enhancement processing for television broadcasting signals A method and an apparatus of decoding a television broadcasting signal are disclosed. In one embodiment, an improved video decoder converts the video signal into a digitized video signal. The improved video decoder then separates luminance information and chrominanc... | 07/05/2005 |
| 6809778 | Apparatus and method for YC separation and three-line correlation detection Disclosed are an apparatus and a method for YC separation and three-line correlation detection with high accuracy, which allow the YC separator to generate reliable Y signals. The correlation detecting apparatus includes a sub-correlation detector. The detector chec... | 10/26/2004 |
| 6774954 | Apparatus and method for adaptive three dimensional television Y/C separation comb filter bank An apparatus and method for a three-dimensional luminance/chrominance (Y/C) seperation comb filter bank. The method and system consider the effect of motions in the temporal domain as the effect of edges in the spatial domain. The method and system apply a temporal ... | 08/10/2004 |
| 6674488 | Luminance and color difference signal separator for adaptively selecting color difference signals output from comb and line filters A luminance (Y) and a color difference (C) signal separator switches filters according to an image and separates a Y signal and a C signal included in a composite color picture signal to eliminate a degradation which would otherwise be involved at a trans... | 01/06/2004 |
| 6667776 | Video signal processor A video signal processor, having an input receiving unit for selectively receiving either of a baseband video signal and a composite video signal are selectively input as an input video signal thereto, a 1H delay unit for delaying the selected input video... | 12/23/2003 |
| 6584226 | Method and apparatus for implementing motion estimation in video compression Methods and apparatus for processing video data that is divided into frames are presented. In one aspect, this relates to a method for processing video data that is divided into frames. The video data includes a current frame, which has an associated curr... | 06/24/2003 |
| 6462790 | Digital comb filter for decoding composite video signals A digital comb filter for decoding composite video signals into a luminance and a chrominance component. A Fast Fourier Transform (FFT) circuit or a band split filter circuit is used to determine important characteristics of an input video signal without ... | 10/08/2002 |
| 6300985 | Composite video decoder for providing a high quality serial digital output A composite video decoder that separates digitized composite video signals into luminance and chrominance, demodulates the chrominance signal to its R-Y and B-Y components, removes time base errors, synchronizes the output to the station reference signal ... | 10/09/2001 |
| 6288754 | YC separation circuit A video composite signal is thinned by sub-Nyquist sampling signal to reduce a capacity of a memory, a carrier chrominance signal is separated from the thinned video composite signal by an inter-frame YC separation circuit 13, the first separated carrier ... | 09/11/2001 |
| 6278495 | Digital comb filter for decoding composite video signals A digital comb filter for decoding composite video signals into a luminance and a chrominance component. A Fast Fourier Transform (FFT) circuit or a band split filter circuit is used to determine important characteristics of an input video signal without ... | 08/21/2001 |
| 5929938 | Motion adaptive luminance and chrominance signal separating circuit A circuit for separating composite video signals into luminance and chrominance signals in response to motion of a displayed image. A motion detecting section detects motion of an image to be displayed on a television screen according to input composite v... | 07/27/1999 |
