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Class Information
Number: 375/240
Name: Pulse or digital communications > Bandwidth reduction or expansion
Description: Subject matter where the width of the frequency spectrum of a pulse or digital signal is either reduced or expanded.










Sub-classes under this class:

Class Number Class Name Patents
375/241 Pulse code modulation 172
375/240.01 Television or motion video signal 2,100


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
7656952 Extended method of noise-adaptive motion detection Feb. 2, 2010
7656947 Synchronization device and synchronization method in digital broadcast receiver Feb. 2, 2010
7656326 Decoding of context adaptive binary arithmetic codes in computational core of programmable graphics processing unit Feb. 2, 2010
7653143 Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data Jan. 26, 2010
7653136 Decoding method and decoding apparatus Jan. 26, 2010
7653135 MPEG field data-driven display Jan. 26, 2010
7653132 Method and system for fast implementation of subpixel interpolation Jan. 26, 2010
7653129 Method and apparatus for providing intra coding frame bit budget Jan. 26, 2010
7649942 Video encoding/decoding method and apparatus Jan. 19, 2010
7649941 Video encoding/decoding method and apparatus Jan. 19, 2010
7649938 Method and apparatus of controlling a plurality of video surveillance cameras Jan. 19, 2010
7649936 Device and method for determining a correlation maximum Jan. 19, 2010
7649479 Data encoding and decoding using Slepian-Wolf coded nested quantization to achieve Wyner-Ziv coding Jan. 19, 2010
7643652 Method and apparatus for embedding watermarks Jan. 5, 2010
7636480 Super resolution encoding Dec. 22, 2009
7636390 Reduction of input frames of a signal Dec. 22, 2009
7634004 Method and apparatus for displaying video Dec. 15, 2009
7630902 Apparatus and methods for digital audio coding using codebook application ranges Dec. 8, 2009
7630441 Pipelining decoding apparatus and method, and computer-readable recording medium for storing computer program for controlling the pipelining decoding apparatus Dec. 8, 2009
7620101 Equalizer circuit, communication system, and method that is adaptive to varying launch amplitudes for reducing receiver error Nov. 17, 2009
7616823 Image processing method and image processing apparatus Nov. 10, 2009
7613819 Image reproduction apparatus, control method thereof, program and storage medium Nov. 3, 2009
7609769 Image complexity computation in packet based video broadcast systems Oct. 27, 2009
7606350 Incentive-based DSL system Oct. 20, 2009
7606306 Output method for improving video image quality Oct. 20, 2009
7606305 Method and system for transcoding video data Oct. 20, 2009
7602944 Method and system for counting moving objects in a digital video stream Oct. 13, 2009
7602851 Intelligent differential quantization of video coding Oct. 13, 2009
7602806 Signaling and coding methods and apparatus for long-range 10 and 100 MBPS ethernet transmission Oct. 13, 2009
7602317 Data encoding and decoding using Slepian-Wolf coded nested quantization to achieve Wyner-Ziv coding Oct. 13, 2009
7599434 System and method for compressing portions of a media signal using different codecs Oct. 6, 2009
7599348 Digital E8-VSB reception system and E8-VSB data demultiplexing method Oct. 6, 2009
7593467 Method and apparatus for decoding video signal using reference pictures Sep. 22, 2009
7593462 Moving picture encoding system Sep. 22, 2009
7590180 Device for and method of estimating motion in video encoder Sep. 15, 2009
7589586 High frequency signal detection circuit Sep. 15, 2009
7586986 System decoder of digital TV Sep. 8, 2009
7586985 Method and apparatus for encoding/decoding video signal using reference pictures Sep. 8, 2009
7584475 Managing a video encoder to facilitate loading and executing another program Sep. 1, 2009
7583843 Method for the transmission of additional information when using a method for compressing data by means of prioritizing pixel transmission Sep. 1, 2009
7580456 Prediction-based directional fractional pixel motion estimation for video coding Aug. 25, 2009
7577195 Method for determining the likelihood of a match between source data and reference data Aug. 18, 2009
7570270 Buffer for driving display with asynchronous display engine Aug. 4, 2009
7564782 Transmission format, communication control apparatus and method, recording medium, and program Jul. 21, 2009
7561162 Computer graphics data coding apparatus, decoding apparatus, coding method and decoding method Jul. 14, 2009
7558424 Scene change determination device/method and data transfer device/method Jul. 7, 2009
7555021 Digital multi-source multi-destination video multiplexer and crossbar device Jun. 30, 2009
7551785 Method and system for compressing a continuous data flow in real-time using cluster successive approximation multi-stage vector quantization (SAMVQ) Jun. 23, 2009
7551671 System and method for transmission of video signals using multiple channels Jun. 23, 2009
7549000 Apparatus and method for generating bitstream of S/PDIF data in HDMI Jun. 16, 2009

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