Resources Contact Us Home
Browse by Category: Main > Communications
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:

Patent Number Title Of Patent Date Issued
8228993 System and method for encoding and decoding information in digital signal content Jul. 24, 2012
8223832 Resolution increasing apparatus Jul. 17, 2012
8223831 System and method for periodic pattern detection for motion compensated interpolation Jul. 17, 2012
8218646 Moving image encoding apparatus, moving image encoding method, and program Jul. 10, 2012
8218616 Method and system for addition of video thumbnail Jul. 10, 2012
8214862 Conserving bandwidth by restricting videos communicated in a wireless telecommunications network Jul. 3, 2012
8213498 Bitrate reduction techniques for image transcoding Jul. 3, 2012
8213497 Moving image converting apparatus, moving image converting method, and computer program Jul. 3, 2012
8213496 Image processing device, image processing method, and image processing program Jul. 3, 2012
8213495 Picture decoding method and picture decoding apparatus Jul. 3, 2012
8213368 Adaptive compression of channel feedback based on second order channel statistics Jul. 3, 2012
8212939 Non-intrusive determination of an objective mean opinion score of a video sequence Jul. 3, 2012
8208749 Filtering method for removing block artifacts and/or ringing noise and apparatus therefor Jun. 26, 2012
8208553 Methods and apparatus for quarter-pel refinement in a SIMD array processor Jun. 26, 2012
8208532 Method and apparatus for data compression and decompression Jun. 26, 2012
8208531 Information processing device, information processing method, program storage medium, program, data structure, and recording medium manufacturing method Jun. 26, 2012
8208501 Method of processing traffic information and digital broadcast system Jun. 26, 2012
8205004 Multi-bit-rate streaming delivery Jun. 19, 2012
8204320 Method and apparatus for encoding and decoding image by using large transformation unit Jun. 19, 2012
8204108 Apparatus and method for detecting letter box, and MPEG decoding device having the same Jun. 19, 2012
8204107 Bandwidth reduction mechanism for polar modulation Jun. 19, 2012
8204106 Adaptive compression of video reference frames Jun. 19, 2012
8204105 Transcoder and coded image conversion method Jun. 19, 2012
8204104 Frame rate conversion system, method of converting frame rate, transmitter, and receiver Jun. 19, 2012
8200896 Increasing remote desktop performance with video caching Jun. 12, 2012
8199810 Polymorphic codec system and method Jun. 12, 2012
8199805 Image processing apparatus and image processing method Jun. 12, 2012
8199714 Digital broadcasting system and method of processing data in digital broadcasting system Jun. 12, 2012
8194730 Efficient use of storage in encoding and decoding video data streams Jun. 5, 2012
8194729 Apparatus and method for matching compressed video data under wireless fading environment Jun. 5, 2012
8194143 Digital camera apparatus and recording method thereof Jun. 5, 2012
8190623 Image search engine using image analysis and categorization May. 29, 2012
8190582 Multi-processor May. 29, 2012
8190441 Playback of compressed media files without quantization gaps May. 29, 2012
8189117 Receiver for amplitude-modulated signals May. 29, 2012
8188803 Apparatus and method for digital up converting in a mobile communication system May. 29, 2012
8184720 Optimal video adaptation for resource constrained mobile devices based on subjective utility models May. 22, 2012
8184709 Low-power and high-throughput design of fast motion estimation VLSI architecture for multimedia system-on-chip design May. 22, 2012
8180788 Image search engine employing image correlation May. 15, 2012
8176199 Content delivery system, communicating apparatus, communicating method, and program May. 8, 2012
8175196 Channel equalizer and method of processing broadcast signal in receiving system May. 8, 2012
8175150 Methods and/or apparatus for implementing rate distortion optimization in video compression May. 8, 2012
8175149 Method and apparatus for controlling bitrate of scalable video stream May. 8, 2012
8175145 Post-processing for reducing quantization noise of an encoder during decoding May. 8, 2012
8175144 Method and apparatus for cached adaptive transforms for compressing data streams, computing similarity, and recognizing patterns May. 8, 2012
8170363 Image processing apparatus for performing deblocking filtering process May. 1, 2012
8170101 Methods and systems for low-complexity data compression May. 1, 2012
8170095 Faster image processing May. 1, 2012
8170094 Method and system for scalable bitstream extraction May. 1, 2012
8169912 System for dynamic bandwidth adjustment and trading among peers May. 1, 2012

  Recently Added Patents
Method for programming non-volatile memory device and apparatuses performing the method
Camera with monitor
Method of motion correction in optical coherence tomography imaging
Tree drain grate
Sulfonated amorphous carbon, process for producing the same and use thereof
Wearable display device
Treatment of celiac disease with IgA
  Randomly Featured Patents
Chemically-modified clostridiatoxin with improved properties
Missile for combatting moving targets
Method for producing silica-alumina fiber
High write selectivity and low power magnetic random access memory and method for fabricating the same
Benzodioxole derivatives
System and method for a projection display system using an optical lightguide
Front body structure of automotive vehicle
Apparatus for roll-consolidation of thermoplastic composite laminates
Ram style tensioner with fixed conductor and floating frame