QLOGIC CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
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
9201599 System and method for transmitting data in storage controllersJul 19, 04Dec 01, 15[G06F]
8032674 System and method for controlling buffer memory overflow and underflow conditions in storage controllersJul 19, 04Oct 04, 11[G06F]
7802026 Method and system for processing frames in storage controllersNov 15, 04Sep 21, 10[G06F]
5544180 Error-tolerant byte synchronization recovery schemeMay 12, 95Aug 06, 96[G06F]
5331669 Asynchronous pulse converterMay 06, 92Jul 19, 94[H04L, H03K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0282,069 METHOD AND SYSTEM FOR DESIGNING A FLEXIBLE HARDWARE STATE MACHINEAbandonedMay 09, 08Nov 13, 08[G06F]
2008/0163,005 ERROR INJECTION IN PCI-EXPRESS DEVICESAbandonedJan 24, 07Jul 03, 08[G06F]
2006/0064,531 Method and system for optimizing data transfer in networksAbandonedSep 23, 04Mar 23, 06[G06F]
2006/0015,659 System and method for transferring data using storage controllersAbandonedJul 19, 04Jan 19, 06[G06F]
2005/0238,092 Method and system for error estimation for adaptive equalization in communication systemsAbandonedApr 22, 04Oct 27, 05[H04B]
2005/0240,727 Method and system for managing storage area networksAbandonedApr 06, 05Oct 27, 05[G06F]
2003/0191,857 Router and methods using in-band link between managing processor and routing processorAbandonedOct 30, 02Oct 09, 03[G06F]
5276807 Bus interface synchronization circuitry for reducing time between successive data transmission in a system using an asynchronous handshakingExpiredJul 20, 90Jan 04, 94[G06F]
4821034 Digital exchange switch element and networkExpiredFeb 06, 87Apr 11, 89[H04Q, H04J]

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