PIXEL INSTRUMENTS CORP.

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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 14228
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 691
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 368
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 2196
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 2136
 
  
 
H04B TRANSMISSION 2208
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9723357 Program viewing apparatus and methodJun 24, 04Aug 01, 17[H04N, G10L, H04B, G11B]
9305550 Dialogue detector and correctionDec 07, 10Apr 05, 16[G10L]
8769601 Program viewing apparatus and methodMar 05, 10Jul 01, 14[H04N]
8428427 Television program transmission, storage and recovery with audio and video synchronizationSep 14, 05Apr 23, 13[H04N, G10L, G06F, G11B]
8330859 Method, system, and program product for eliminating error contribution from production switchers with internal DVEsFeb 22, 08Dec 11, 12[H04N]
8185929 Program viewing apparatus and methodMay 27, 05May 22, 12[H04N]
7773152 Method, system, and program product for eliminating error contribution from production switchers with internal DVEsJan 16, 08Aug 10, 10[H04N]
7333150 Method, system, and program product for eliminating error contribution from production switchers with internal DVEsMay 14, 04Feb 19, 08[H04N]
7083094 Universal credit card apparatus and methodMay 28, 04Aug 01, 06[G06K]
7058189 Audio monitoring and conversion apparatus and methodDec 14, 01Jun 06, 06[H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7499104 Method and apparatus for determining relative timing of image and associated informationExpiredMay 14, 04Mar 03, 09[H04N]
7382929 Spatial scan replication circuitExpiredOct 01, 01Jun 03, 08[G06K]
2008/0111,887 Method, system, and program product for measuring audio video synchronization independent of speaker characteristicsAbandonedNov 13, 06May 15, 08[H04N, G10L]
2007/0153,125 Method, system, and program product for measuring audio video synchronizationAbandonedNov 13, 06Jul 05, 07[H04N]
6989869 Apparatus and method for digital processing of analog television signalsExpiredJul 24, 02Jan 24, 06[H04N]
6973431 Memory delay compensatorExpiredMay 21, 02Dec 06, 05[G10L]
6901209 Program viewing apparatus and methodExpiredJun 08, 95May 31, 05[H04N]
2005/0093,891 Image orientation apparatus and methodAbandonedNov 04, 03May 05, 05[G06T]
6870964 Spatial scan replication circuitExpiredMay 18, 00Mar 22, 05[G06K]
6529637 Spatial scan replication circuitExpiredMar 03, 95Mar 04, 03[H04N, G06K]
6469741 Apparatus and method for processing television signalsExpiredMay 02, 01Oct 22, 02[H04N]
6392707 Apparatus and method for maintaining synchronization of multiple delayed signalsExpiredJul 28, 00May 21, 02[H04N]
5097218 Apparatus and method for multiplying the frequency of complex time varying signalsExpiredSep 08, 89Mar 17, 92[H03L, H03B]
4868428 Apparatus for shifting the frequency of complex signalsExpiredMar 23, 88Sep 19, 89[H03K, G06G]
4829257 Method and apparatus for continuously shifting phase of an electronic signalExpiredFeb 20, 87May 09, 89[H03K]

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