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| Number | Title | Issue Date |
| RE41399 | Technique to stabilize the chrominance subcarrier generation in a line-locked digital video system A technique to stabilize subcarrier generation in a line-locked digital video system, caused by simultaneous locking of the genlock device causing continuous changing of a shared clock signal, by calculating a time shift occurring in an output waveform, converting t... | 06/29/2010 |
| 7545444 | Receiving apparatus and television set for receiving broadcast signals A broadcast receiving apparatus includes an NIM having a digital terrestrial wave processing unit for processing a received broadcast signal as required for digital terrestrial broadcast and a digital cable processing unit for processing a received broadcast signal ... | 06/09/2009 |
| 7545447 | Display apparatus having multiple source-dependent display modes A display apparatus for video signals has improved operability. The display apparatus includes a tuner which receives a video signal, an external input unit into which a video signal is input from the outside, a display processor operable to select one of the video ... | 06/09/2009 |
| 7542099 | Apparatus and method for performing internal routing and signal processing A system for performing signal processing includes a system input, wherein a first signal having a first format, and supplied on a first system input is selected by a user for format conversion. A switching circuit having plural switching circuit inputs and plural s... | 06/02/2009 |
| 7542097 | Video signal processing apparatus and method A video signal processing apparatus and a video signal processing method are capable of outputting a display having a high picture quality by effectively utilizing an output resolution. A microcomputer controls a shrinkage filter, a memory and an enlargement filter ... | 06/02/2009 |
| 7538790 | Method and apparatus for controlling a video signal processing apparatus to prevent screen aging An apparatus and method for controlling a video signal processing apparatus having a browser feature to protect a display device associated with the apparatus against the premature aging effects of screen burn due to an idle display when the browser feature is activ... | 05/26/2009 |
| 7463310 | BTSC pilot signal lock An integrated digital BTSC encoder with an improved pilot signal generator substantially implemented on a single CMOS integrated circuit is described. By digitally generating a sinusoid that is frequency locked to a two-state input reference signal using a high rate... | 12/09/2008 |
| 7463309 | Data slicer for generating a reference voltage A data slicer of the present invention comprises a reference voltage generation circuit and a comparator. The reference voltage generation circuit comprises a plurality of capacitances which area connected in parallel to one another, holding electrical charges on th... | 12/09/2008 |
| 7460183 | Digital television broadcast signal receiver In a digital TV broadcast signal receiver connected to a multi-directional antenna called smart antenna, having a first number, for example, sixteen of signal receiving directions defined in a technical standard such as EIA-909, a simplified multi-directional antenn... | 12/02/2008 |
| 7460184 | Digital television broadcast signal receiver In a digital TV broadcast signal receiver connected to a multi-directional antenna called smart antenna, when a TV broadcast signal of an optional channel becomes unreceivable for any reason, it makes possible to restart displaying an image on a screen of a monitor ... | 12/02/2008 |
| 7460180 | Method for false color suppression A false-color suppression method corrects a pixel value of a pixel in a target location of a target frame while de-interlacing video data. The video data includes consecutive first, second and third fields, and the target frame corresponds to the third field. The me... | 12/02/2008 |
| 7456902 | Method and system for identifying addressing data within a television presentation Characters represented within a frame of a television presentation are identified. A pattern formed by a subset of the characters is identified if the pattern is indicative of an addressing datum. A provision is made for a selection of characters that form the patte... | 11/25/2008 |
| 7450183 | Method and apparatus for compensating for luminance of color signal A method and apparatus for compensating for the luminance of a color signal. The luminance compensation method includes obtaining an allowable luminance ratio of a color signal, obtaining a luminance enhancing ratio of a color signal using the allowable luminance ra... | 11/11/2008 |
| 7446816 | Image forming apparatus capable of forming image for broadcasting program at proper timing A data broadcasting receiving terminal receives a data broadcasting signal from a broadcasting station to detect print-out data and a control signal associated with print-out from the data broadcasting signal. The data broadcasting receiving terminal, at a time poin... | 11/04/2008 |
| 7446823 | Foldable mobile video device A foldable mobile video device includes a base panel, a display panel, and a multimedia unit. The base panel has a rear supporting side, a front utility side, and a multimedia compartment indently formed on the front utility side. The display panel has an outer disp... | 11/04/2008 |
| 7440033 | Vector based motion compensation at image borders The present invention relates to an improved interpolation based on motion compensation. In order to avoid interpolation artifacts in proximity to the image borders, in particular in letterbox type images, each motion compensated image data is subjected to a positio... | 10/21/2008 |
| 7436454 | Method and apparatus for transmitting encoded information based upon piority data in the encoded information A reception control section 11 for receiving the information including data and its transmission format information from a memory or communication channel, a separating section 12 for analyzing and separating received information, a transmitting sectio... | 10/14/2008 |
| 7436459 | Digital broadcast receiving apparatus and method for receiving digital broadcast A digital broadcast receiving apparatus for receiving a digital broadcast, includes a freeze determining section and a display control section. The freeze determining section determines whether or not a freeze process should be initiated on a basis of a receiving st... | 10/14/2008 |
| 7430017 | Device for automatically detecting broadcasting signal and method of the same Provided are an apparatus for automatically detecting broadcasting signals and a method of the same to conveniently detect the broadcasting system of the broadcasting signals. The apparatus includes a frequency detection unit detecting a color sub-carrier frequency ... | 09/30/2008 |
| 7423692 | De-interlace method and method for generating de-interlace algorithm A de-interlace method and method for generating a de-interlace algorithm include steps of generating an adaptive tuning de-interlace algorithm. The steps of the method for generating a de-interlace algorithm include generating a characteristic difference value accor... | 09/09/2008 |
| 7423696 | Concurrent luminance-saturation adjustment of digital images Brightness of a plurality of pixels in a digital image is adjusted directly in a luminance-chrominance color space. Luminance and saturation are adjusted concurrently without changing hue of the pixels. ... | 09/09/2008 |
| 7420591 | Optical detector of projection television An optical detector is provided. The optical detector allows an auto-convergence control to be effectively made by cutting off external light incident to an optical sensor for use in the auto-convergence of a projection TV. The optical detector includes optical sens... | 09/02/2008 |
| 7420625 | Fuzzy logic based adaptive Y/C separation system and method We describe and claim a fuzzy logic based adaptive Y/C separation system and method. The fuzzy logic based adaptive Y/C separation system includes an adaptive Y/C separator to use fuzzy logic to separate chrominance data in a video signal, and a panel to display the... | 09/02/2008 |
| 7411629 | Method and apparatus for correcting frequency characteristics of carrier chrominance signal A method and an apparatus are provided for correcting the frequency characteristics of a carrier chrominance signal, which, by use of the correcting signal for the frequency characteristic involved in a vertical blanking interval, determine whether the frequency cha... | 08/12/2008 |
| 7411630 | Apparatus and method for transposing data in the display system using the optical modulator Disclosed herein is an apparatus and method for transposing data. The apparatus includes a pair of line memories, a pair of memories and output units. The line memories horizontally read image data a frame of which is composed of K×L byte data (row length: K bytes,... | 08/12/2008 |
| 7405769 | Method and system for 3D comb synchronization and alignment of standard and non-standard video signals In a method and system for 3D comb synchronization and alignment of standard and non-standard video signals, a coarse synchronization is performed on a bottom frame, a current frame, and a top frame based on a bottom frame field count. The current frame is assigned ... | 07/29/2008 |
| 7403235 | Integrated circuit and information signal processing apparatus having multiple processing portions An image signal processing apparatus having three processing portions. A first processing portion generates a motion class that corresponds to a target position in an output image signal based on an input image signal. A second portion generates a space class corres... | 07/22/2008 |
| 7398543 | Method for broadcasting multimedia signals towards a plurality of terminals The invention regards a method for broadcasting multimedia signals towards a plurality of terminals as a data flow comprising successive packets, being organised into sessions, a session comprising a set of packets forming a whole, at least some of said sessions bei... | 07/08/2008 |
| 7394501 | Information display apparatus and display control method An information processing apparatus is disclosed that comprises a display device, first and a second display controllers, and a switch. The first display controller converts an externally input first video signal into a second video signal which can be displayed on ... | 07/01/2008 |
| 7394500 | World wide analog television signal receiver A TV signal reception system is configured to include adjustable components and a controller to provide instructions to adjust the adjustable components. By pre-arranging configurations corresponding to multiple variants of world wide TV standards, the TV signal rec... | 07/01/2008 |
| 7391470 | Apparatus and method for providing caption information An apparatus and method for providing caption information effectively provides information on the status of a caption service for a broadcast signal depending on a user's selection by checking the caption service status of the broadcast signal at a predetermined tim... | 06/24/2008 |
| 7391472 | System and method for adaptive color burst phase correction We describe and claim an adaptive color burst phase correction system and method. The adaptive color burst phase correction system includes a signal detector to extract a color burst from a video signal, the color burst including a phase and an amplitude, an adaptiv... | 06/24/2008 |
| 7391477 | Apparatus and method for processing video signal An amplitude discrimination circuit separates a received video signal into a signal component with a minute amplitude level and other signal component with a high amplitude level. A contour correction circuit performs contour correction processing on a signal with t... | 06/24/2008 |
| 7391480 | Image processing apparatus and image processing method for performing gamma correction An image processing apparatus carrying out a gamma correction for input data includes polygonal line approximating apparatus for carrying out the gamma correction by a polygonal line approximation, a look-up table partially storing gamma correction data correspondin... | 06/24/2008 |
| 7388621 | Systems and methods for image processing providing noise reduction and edge enhancement Image processing methods and systems for noise reduction and edge enhancement. A variation detector is provided to evaluate measures of edge existence in a plurality of predetermined directions within pixels of a video signal, and determine a control signal accordin... | 06/17/2008 |
| 7382414 | Video signal processing apparatus, for controlling contrast compensation and edge compensation in relation to each other in depedence on luminance of an image, and television receiver including the same A video signal processing apparatus includes a characteristic detection circuit for detecting luminance distribution corresponding to one frame of a video signal, a contrast compensation circuit for compensating contrast of the video signal, an edge compensation cir... | 06/03/2008 |
| 7379124 | Center convergence optimization in a projection display apparatus Progressive rounding error and convergence error encountered due to multiple use of a center correction adjustment of an image of a video projection display is reduced by calculating a 3×3 matrix for a moved color signal where the non center matrix values represent... | 05/27/2008 |
| 7375761 | Receiver having motion picture data decoder A receiver includes a motion picture data decoder which decodes motion picture data to obtain decoded motion picture data, a memory which stores the decoded motion picture data, a video processing unit which mixes the decoded motion picture data with first graphics ... | 05/20/2008 |
| 7372506 | Method and apparatus to display on-screen display user-guide information about status of external device A method and apparatus to display user-guide on-screen display information about a status of an external device on a display device connected with the external device may include attempting to detect a signal from the external device when the display device is in an... | 05/13/2008 |
| 7372481 | Vector waveform correction device A vector waveform correction device corrects a vector waveform displayed on a vector scope. A first color difference signal and a second color difference signal demodulated from a chrominance signal of a composite video signal are input as x and y, and a vector (x, ... | 05/13/2008 |
