IPG ELECTRONICS 503 LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 5237
 
  
 
H04B TRANSMISSION 3207
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1124
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES1108
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 196
 
  
 
G11C STATIC STORES 1150
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8034885 Free-radical polymerization process producing aqueous polymer dispersion with low residual monomer content utilizing oil and water soluble initiatorsJul 08, 04Oct 11, 11[C08G, C08F]
6862368 Method and apparatus for edge detectionAug 16, 00Mar 01, 05[G06K]
6657677 Method and apparatus for improving conversion from SD to HDTVAug 16, 00Dec 02, 03[H04N]
5646692 Device for transmitting a high definition digital picture signal for use by a lower definition picture signal receiverMay 02, 96Jul 08, 97[H04N]
5592234 Interface system for a television receiverDec 22, 94Jan 07, 97[H04N]
5367608 Transmitter, encoding system and method employing use of a bit allocation unit for subband coding a digital signalOct 27, 93Nov 22, 94[G10L]
5317597 Resistance coupled data transmission arrangementMar 05, 93May 31, 94[H04B]
5307374 Digital receiver with reduced memory requirement for Viterbi equalizationNov 26, 91Apr 26, 94[H03H]
5305439 Method and apparatus for time-shared processing of different data word sequencesNov 20, 90Apr 19, 94[G06F]
5278872 System and circuit architecture for echo cancellation and a television receiver comprising sameMay 28, 91Jan 11, 94[H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0176,536 TELEPHONE COMPRISING A PERFECTED CONTROL KEYPADAbandonedMar 20, 09Jul 09, 09[H04B]
2008/0176,202 Augmenting Lectures Based on Prior ExamsAbandonedMar 29, 06Jul 24, 08[G09B]
7197454 Audio codingExpiredApr 16, 02Mar 27, 07[G10L]
2007/0031,110 Method of recording and of replaying and video recording and replay systemsAbandonedMay 12, 04Feb 08, 07[H04N]
2007/0021,063 System, transmitter, receiver, signal, method, for distributing servicesAbandonedSep 29, 04Jan 25, 07[H04B]
7103089 Multibit spread spectrum signalingExpiredDec 07, 00Sep 05, 06[H04B]
7085724 Linking in parametric encodingExpiredJan 14, 02Aug 01, 06[G10L]
7065329 Half duplex radio transceiver with low IF receiverExpiredMar 12, 02Jun 20, 06[H04B]
7050970 Parametric coding of an audio or speech signalExpiredJan 14, 02May 23, 06[G10L]
2005/0239,432 Ultra-wideband signal receiver using frequency sub-bandsAbandonedDec 16, 04Oct 27, 05[H04B]
2005/0226,481 Method and apparatus for signal processing, computer program product, computing system and cameraAbandonedDec 22, 04Oct 13, 05[H04N, G06K]
6654723 Transmission system with improved encoder and decoder that prevents multiple representations of signal components from occurringExpiredApr 25, 01Nov 25, 03[G10L]
2003/0037,340 Method and apparatus for managing TV broadcast content that has synchronized web applicationsAbandonedAug 17, 01Feb 20, 03[H04N]
2002/0142,738 Telephone comprising a perfected control keypadAbandonedMar 26, 02Oct 03, 02[H04B]
2002/0129,160 Network with an adaptation of the frame structure of subnetworksAbandonedFeb 14, 02Sep 12, 02[G06F]
2002/0102,998 Mobile device, auxiliary rendering device and arrangementAbandonedNov 20, 01Aug 01, 02[H04Q]
6415143 Method and device for call transferExpiredJun 25, 98Jul 02, 02[H04Q]
6392493 Fractional-N frequency synthesizerExpiredAug 07, 00May 21, 02[H03L]
6381276 Video encoding and decoding methodExpiredApr 09, 01Apr 30, 02[H04N]
6366673 Method and device for executing a decrypting mechanism through calculating a standardized modular exponentiation for thwarting timing attacksExpiredSep 15, 98Apr 02, 02[H04K]

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