POSITRON ACCESS SOLUTIONS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04B TRANSMISSION 2208
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 148

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7469025 Decision feedback transceiver for multichannel communication systemSep 08, 03Dec 23, 08[H04B]
7415092 Low wander timing generation and recoveryFeb 17, 04Aug 19, 08[H03D]
7315592 Common mode noise cancellationMar 11, 04Jan 01, 08[H04L]
7274734 Iterative waterfiling with explicit bandwidth constraintsMar 30, 04Sep 25, 07[H04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8326906 Efficient multiple input multiple output signal processing method and apparatusExpiredJan 25, 08Dec 04, 12[G06F]
2009/0238,302 Method and apparatus for signal codingAbandonedFeb 03, 09Sep 24, 09[H04L]
7580494 Low wander timing generation and recoveryExpiredJul 14, 08Aug 25, 09[H04L]
2009/0135,937 Trellis constellation shapingAbandonedJan 26, 09May 28, 09[H04L]
7535866 Deployment processes for new technology systemsExpiredMar 05, 04May 19, 09[H04W]
2009/0003,587 LINE POWERING AN AUXILIARY DEVICEAbandonedJun 17, 08Jan 01, 09[H04M]
7471732 Method and apparatus for training using variable transmit signal power levelsExpiredAug 06, 04Dec 30, 08[H04B]
2008/0198,909 Efficient multiple input multiple output signal processing method and apparatusAbandonedJan 25, 08Aug 21, 08[H04B]
7415086 Multi-channel communication system for multiple input, multiple output processing of an encoded signalExpiredNov 19, 03Aug 19, 08[H04B]
2008/0089,433 Method and apparatus for adapting to dynamic channel conditions in a multi-channel communication systemAbandonedOct 13, 06Apr 17, 08[H04L]
2007/0223,165 Line powering in a multi-line environmentAbandonedMar 22, 06Sep 27, 07[H01H]
2006/0092,050 Trellis constellation shapingAbandonedOct 05, 05May 04, 06[H03M]
2006/0093,054 Method and apparatus for signal codingAbandonedOct 05, 05May 04, 06[H04L]
2006/0029,148 Method and apparatus for training using variable transmit signal power levelsAbandonedAug 06, 04Feb 09, 06[H04B, H04K]

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