MICROSEMI CORP. - ANALOG MIXED SIGNAL GROUP LTD

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 11436
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 5280
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 496
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 399
 
  
 
H04B TRANSMISSION 3207
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2118
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 2109
 
  
 
H04M TELEPHONIC COMMUNICATION 2161
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0241,406 POE POWER UTILIZATION ARRANGEMENT AND METHODFeb 15, 16Aug 18, 16[H04L]
2016/0099,531 POWER OVER ETHERNET MIDSPAN INJECTION APPARATUS AND METHODSep 24, 15Apr 07, 16[H01R]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9571669 Reverse power feeding system and methodApr 19, 16Feb 14, 17[H04M, H04L, H04B]
9563243 Power over ethernet midspan injection method and apparatusJun 04, 15Feb 07, 17[H04L, G06F]
9360879 Sense current generation apparatus and methodApr 02, 15Jun 07, 16[G05F, G01R]
9281691 Detection for four pair powered devicesFeb 19, 13Mar 08, 16[H02J, H04L]
9281835 Method and apparatus for wide range input for an analog to digital converterFeb 17, 15Mar 08, 16[H03M, H05B]
9213049 Power device interface arranged to detect amount of power availableJan 16, 13Dec 15, 15[H04L, G06F, G01R]
8988141 On-chip port current control arrangementDec 30, 13Mar 24, 15[H02M, G05F]
8898446 Power over ethernet extender suitable for use with multiple powering arrangementsDec 20, 10Nov 25, 14[H02J, H04L, G06F]
8816891 Wide range input current circuitry for an analog to digital converterDec 30, 13Aug 26, 14[H03M]
8477910 System and method for location identificationOct 25, 09Jul 02, 13[H04M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0205,341 BUS ENERGY CONSUMPTION REDUCTION APPARATUS AND METHODAbandonedDec 29, 14Jul 23, 15[G06F]
2014/0218,223 MULTIPLEXED SIGMA DELTA MODULATORAbandonedFeb 04, 14Aug 07, 14[H03M]
8334712 High speed latch circuit with metastability trap and filterExpiredFeb 28, 11Dec 18, 12[H03L]
8073110 System and method for location identificationExpiredFeb 19, 07Dec 06, 11[H04M]
7928662 Voltage range extender mechanismExpiredDec 17, 07Apr 19, 11[H05B]
2008/0311,877 DETERMINATION OF WIRE METRIC FOR DELIVERY OF POWER TO A POWERED DEVICE OVER COMMUNICATION CABLINGAbandonedJun 18, 07Dec 18, 08[H04L, G06F]
2008/0136,770 Thermal Control for LED BacklightAbandonedDec 03, 07Jun 12, 08[G09G]
2007/0257,860 SYSTEM AND METHOD FOR DRIVING BI-COLOR LEDAbandonedMay 04, 06Nov 08, 07[G09G]
2007/0041,314 Apparatus and method for auto-negotiation in a communcation systemAbandonedAug 18, 05Feb 22, 07[H04J]
2006/0242,458 Computer volatile memory power backup systemAbandonedSep 12, 05Oct 26, 06[G06F]
6650554 Power factor corrector with efficient ripple attenuatorExpiredMay 17, 02Nov 18, 03[H02M, G05F]
6049471 Controller for pulse width modulation circuit using AC sine wave from DC input signalExpiredOct 27, 98Apr 11, 00[H02M]

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