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
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 11100
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 7440
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 6114
 
  
 
H04B TRANSMISSION 3207
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 3282
 
  
 
H04M TELEPHONIC COMMUNICATION 3160
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 2109
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 1150

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9484748 Dual port pass-through midspanAug 27, 13Nov 01, 16[H02J, H04L, H04B, G06F]
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]
9089019 Power saving arrangement for use with a user implementable phase cut dimmerOct 03, 11Jul 21, 15[H05B]
8988141 On-chip port current control arrangementDec 30, 13Mar 24, 15[H02M, G05F]
8943344 Power sourcing equipment for power over ethernet with low energy standby modeOct 16, 12Jan 27, 15[H04L, G06F]
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]
8547033 LED string driver with power factor corrector and current governorOct 03, 11Oct 01, 13[H05B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8334712 High speed latch circuit with metastability trap and filterExpiredFeb 28, 11Dec 18, 12[H03L]
8324830 Color management for field-sequential LCD displayExpiredJan 28, 10Dec 04, 12[H05B, G05F]
7928662 Voltage range extender mechanismExpiredDec 17, 07Apr 19, 11[H05B]
7605550 Controlled bleeder for power supplyExpiredJul 02, 07Oct 20, 09[H05B, G06F]
7571331 Means for preventing unintended powering of a first power over Ethernet controllerExpiredApr 23, 06Aug 04, 09[G06F]
7515526 Dual mode power over ethernet controllerExpiredDec 21, 04Apr 07, 09[G08C]
7449841 Charge limited high voltage switch circuitsExpiredApr 19, 07Nov 11, 08[H05B]

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