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| Number | Title | Issue Date |
| 7369184 | Digital broadcast receiving apparatus In a digital broadcast receiving apparatus, when a power source operation input is done by a user during execution of a starting sequence, a control part stops the execution of the starting sequence and counts the number of operations for a preset time. When the num... | 05/06/2008 |
| RE40241 | Communication system At the transmitter side, carrier waves are modulated according to an input signal for producing relevant signal points in a signal space diagram. The input signal is divided into, two, first and second, data streams. The signal points are divided into signal point g... | 04/15/2008 |
| 7340498 | Apparatus and method for determining fixed point in mobile communication system Apparatus and method for determining a fixed point in a mobile communication system are disclosed. An initial fixed point is set through simulation and a saturation for an output of a target device is compared with a reference saturation. Then, the position of the i... | 03/04/2008 |
| 7321399 | Multiplexed analog-to-digital converter arrangement A system such as an audio and/or video system includes a multiplexed analog-to-digital converter arrangement. The arrangement includes an ADC for converting first and second analog signals to first and second digital signals, respectively, and for outputting the fir... | 01/22/2008 |
| 7268831 | Method and apparatus for isolating IIC bus noise from a tuner in a television receiver A method and apparatus for isolating a noise intolerant device, e.g., a phase-lock loop of a tuner within a television receiver, from source of noise. In one embodiment, the apparatus isolates a phase-lock loop integrated circuit (IC) from the bus, by providing an i... | 09/11/2007 |
| 7268825 | Digital synchronizing generator A sync generator (genlock) (10) for frequency and phase locking an incoming video signal to a system clock (12) includes a digitizer (16, 22) for digitizing the incoming video signal to yield a digitized color sub-carrier burst component. A nume... | 09/11/2007 |
| 7221406 | Data creation method and data transfer method and apparatus A method of producing digital data, which comprises the steps of making first arrangements for 12-bit word digital data constituting a digital video signal, which include a frame rate of 24 Hz, 25 Hz, 30 Hz, 50 Hz or 60 Hz, 1125 lines per frame, 1080 active lines pe... | 05/22/2007 |
| 7154529 | System and method for enabling a person to view images of the person wearing an accessory before purchasing the accessory A personal optical viewer enables a person to view images of how the person looks wearing an accessory and compare images of how the customer looks wearing different accessories. A seller provides an accessory to a person. A capturing device captures a photograph or... | 12/26/2006 |
| 7126646 | Device and method for tracking phase error in digital TV receiver Device and method for tracking a phase error in a digital TV receiver, wherein a phase noise compensated I signal is subtracted from I level reference signals of VSB signal, to obtain an error of the I signal, a sign of the Q signal having a phase noise thereof comp... | 10/24/2006 |
| 7126614 | Digital, hardware based, real-time color space conversion circuitry with color saturation, brightness, contrast and hue controls A hardware-based circuitry for digital processing for color saturation control circuitry, brightness control circuitry, contrast control circuitry, and color hue control circuitry, some or all of which can be added to the luminance/chrominance (Y/C) signals to the r... | 10/24/2006 |
| 7099470 | Encryption apparatus using data encryption standard algorithm An encryption apparatus using a DES encryption algorithm is disclosed. The apparatus for encrypting 64-bit plain text blocks includes: input buffering unit for receiving a plain text block byte-by-byte and outputting a first and a second 32-bit plain text blocks in ... | 08/29/2006 |
| 7099416 | Single ended termination of clock for dual link DVI receiver A receiver includes clock termination circuitry that is capable of applying either a terminating impedance or a high impedance to a transmission path that carries a clock signal. When multiple of these receivers are used to service data links that share a clock sign... | 08/29/2006 |
| 7068845 | Information processing apparatus using class-classification adaptive processing A class synthesizing circuit classifies an aimed-at data item into one of a plurality of classes specified in advance, according to a plurality of data items disposed around the aimed-at data item. A coefficient holding and class-code selection circuit stores conver... | 06/27/2006 |
| 6995808 | Television tuner A front end tuner for receiving TV signals and the like includes a frequency conversion circuit including a mixer for beating a local signal with received signals within a predetermined band of frequencies to provide selected signals within a predetermined band of f... | 02/07/2006 |
| 6970508 | Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks It is possible to produce a decoded image with a high image quality from data of the lowermost hierarchy obtained during hierarchical coding operation. An image of a first hierarchy equal to an original image is successively thinned in thinning units so that an imag... | 11/29/2005 |
| 6950150 | Method and a processor for processing two digital video signals clocked by respective clock signals of identical frequency but with a constant phase shift therebetween A method and a processor for processing two digital video signals clocked by respective clock signals of identical frequency but with a constant phase shift therebetween. Standard definition and progressive scan digital video signals which are clocked at first and s... | 09/27/2005 |
| 6937291 | Adaptive video scaler An adaptive filter is adjustable for performing scaling operations. During a scaling operation, the adaptive filter stores scaled data in a memory such that more data samples may be retrieved during a subsequent scaling operation. The size of a finite impulse respon... | 08/30/2005 |
| 6907413 | Digital signal processing method, learning method, apparatuses for them, and program storage medium Power spectrum data is calculated from a digital audio signal D10. A part of power spectrum data is extracted from thus calculated power spectrum data. Classification is made based on the extracted part of power spectrum data. And the digital audio signal D | 06/14/2005 |
| 6809777 | Pixel calculating device A pixel calculating device for performing vertical filtering that includes 16 pixel processing units 1 to 16 and an input buffer group 22 storing 16 pieces of pixel data and filter coefficients. Each of the pixel processing units performs operations using the... | 10/26/2004 |
| RE38610 | Host CPU independent video processing unit The present invention relates to a video display processor comprised apparatus for receiving digital input signal components of a signal to be displayed, apparatus for converting the components to a desired format, apparatus for scaling and blending the signals in t... | 10/05/2004 |
| 6693678 | Data bus driver having first and second operating modes for coupling data to the bus at first and second rates Information is coupled to a data bus such as an I2 C data bus using a push-pull circuit. The push-pull circuit provides for communicating on the data bus at two different data rates. The push-pull circuit includes an active pull-up device that ... | 02/17/2004 |
| 6469748 | Video signal capturing apparatus In a video signal capturing apparatus with a simple construction capable of distinguishing fields in units of a color field, a separation circuit separates from input video signals, vertical synchronizing signals that lead fields in a one-to-one relations... | 10/22/2002 |
| 6360195 | Television or radio control system development A digital television satellite or cable system broadcasts to receiver/decoders which also receive control information (control programs, i.e. applications) to allow such tasks as reviewing television programme listings, setting up home banking interaction... | 03/19/2002 |
| 6317162 | Digital television receiver including non-volatile memory A digital television receiver comprises first program rewriting unit for downloading a program sent by broadcasting to rewrite the contents of a first non-volatile memory, an electrically rewritable second non-volatile memory storing identification inform... | 11/13/2001 |
| 6307598 | Plural-conversion TV receiver converting 1st I-F to 2nd I-F using oscillations of fixed frequency above 1st I-F. Plural-conversion radio receivers for receiving DTV signals, in accordance with the Advanced Television Systems Committee (ATSC) standard, or analog TV, in accordance with the National Television Sub-Committee (NTSC) standard, utilize a first intermediate... | 10/23/2001 |
| 6215781 | Video transmitting apparatus A video transmitting apparatus having a plurality of transmission medium for transmitting multiplexed video information, a plurality of video information receiving units each connected to a corresponding transmission medium to receive specific video infor... | 04/10/2001 |
| 6211924 | Decimation of baseband DTV signal prior to channel equalization in digital television signal receivers A radio receiver uses the same tuner for receiving a selected digital television (DTV) signal, irrespective of whether it is a quadrature-amplitude-modulation (QAM) or a vestigial sideband (VSB) signal. The final IF signal is digitized at a rate that is a... | 04/03/2001 |
| 6088393 | Video signal processing In a signal transmission chain containing, for example MPEG2 coders (12, 20, 28) and decoders (24, 30), an information channel extends throughout the signal chain. Signal processing elements in the chain take advantage of information (VP) on the informati... | 07/11/2000 |
| 6005640 | Multiple modulation format television signal receiver system A television receiver for processing both analog television signals and digital television signals. Specifically, the television receiver contains a RF/IF front end, an analog-to-digital converter that samples a near baseband signal using a "free running"... | 12/21/1999 |
| 5999231 | Processing device for video signals A processing device for video signals has a memory device suitable to store discrete image elements of a video field and a filtering device supplied by the memory device and suitable to recover errors introduced by the memory device. The filtering device ... | 12/07/1999 |
| 5995147 | Communication method, transmission apparatus, transmission method, receiving apparatus and receiving method A receiving process is realized with a simple configuration when a plurality of sources such as in the television broadcasting or the like are transmitted efficiently at the same time. A plurality of transmission bands are prepared each including a predet... | 11/30/1999 |
| 5995168 | Digital video receiver A video receiver includes a tuner, a QAM demodulator including a selective gated PLL carrier recovery circuit, and a digital equalizer. The selective gated PLL carrier recovery circuit has a normal operation mode and a selection control mode. The channel ... | 11/30/1999 |
| 5966188 | Decimation of baseband DTV signals prior to channel equalization in digital television signal receivers A radio receiver uses the same tuner for receiving a selected digital television (DTV) signal, irrespective of whether it is a quadrature-amplitude-modulation (QAM) or a vestigial sideband (VSB) signal. The final IF signal is digitized at a rate that is a... | 10/12/1999 |
| 5909254 | Digital image processor for color image transmission A method and apparatus for increasing the processing speed or decreasing circuit complexity (or both) of a digital image processor by eliminating the conventional multiplication operation from the RGB to YUV and YUV to RGB transforms having NTSC compatibl... | 06/01/1999 |
| 5903313 | Method and apparatus for adaptively performing motion compensation in a video processing apparatus A method of adaptively performing motion compensation in a video processing apparatus is provided. The video processing apparatus processes macroblocks of compressed video information. Some of these macroblocks have motion vectors associated therewith. Th... | 05/11/1999 |
| 5883614 | Reflection type display utilizing charge coupled devices A reflection type display device wherein the brightness of pixels is controlled by deflecting a reflecting surface corresponding to a pixel in the reflection type display device for a time proportional to a charge transmitted to the pixel. A reflecting su... | 03/16/1999 |
| 5872565 | Real-time video processing system A video processing system includes but structure, signal flow, and components to process and combine audio and video signals with improved power, cost-effectiveness, and flexibility. The system includes one or more input modules to convert input video sig... | 02/16/1999 |
| 5841478 | Code sequence detection in a trellis decoder An adaptive trellis decoder seamlessly switches between multiple operational modes. The trellis decoder employs a code sequence detection system that detects codes in input interleaved packet data. The code sequence detection system also reduces the delay... | 11/24/1998 |
| 5818542 | Processing image data Image data is processed in the form of digitized frames on a video clip. A first clip is received in combination with a second clip. Frames are alternately supplied from each of said clips to a real time rendering device configured to produce a viewable c... | 10/06/1998 |
| 5805242 | Carrier independent timing recovery system for a vestigial sideband modulated signal A television signal receiver for processing an HDTV signal transmitted in a vestigial sideband (VSB) format includes input complex filters shared by a timing recovery network (30) and a carrier recovery network (50). The filter network includes a pair of ... | 09/08/1998 |
