MICROSEMI FREQUENCY AND TIME CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04J MULTIPLEX COMMUNICATION 15110
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 6279
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 575
 
  
 
H01S DEVICES USING STIMULATED EMISSION488
 
  
 
H04B TRANSMISSION 4206
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 360
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 247
 
  
 
H04W WIRELESS COMMUNICATION NETWORKS 2186
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1132

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9698926 Distributed two-step clockMar 14, 14Jul 04, 17[H04W, H04J]
9635501 Method and system for synchronizing base station and establishing locationDec 23, 14Apr 25, 17[H04W]
9628210 Universal asymmetry correction for packet timing protocolsFeb 15, 16Apr 18, 17[H04J]
9564991 Ethernet point to point link incorporating forward error correctionOct 30, 14Feb 07, 17[H04L, H03M, G06F]
9264132 Universal asymmetry compensation for packet timing protocolsJan 07, 14Feb 16, 16[H04L, H04B, H04J]
9155062 Distribution of location informationFeb 24, 14Oct 06, 15[H04L, H04W, H04J]
8644348 Method for generating a robust timing correction in timing transfer systemsApr 20, 11Feb 04, 14[H04J]
8600239 Precise clock synchronization over optical fiberDec 01, 11Dec 03, 13[H04B]
8594134 Precision time transfer over optical fiberJul 13, 10Nov 26, 13[H04J]
8427963 Method and system for analyzing and qualifying routes in packet networksJul 02, 10Apr 23, 13[H04L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7660332 Supporting synchronization status messages on building integrated timing supply synchronization supply unit remote shelvesExpiredJan 23, 03Feb 09, 10[H04J]
7636022 Adaptive play-out buffers and clock operation in packet networksExpiredJun 12, 06Dec 22, 09[H03B]
7378913 Optically excited atomic frequency standardExpiredNov 24, 04May 27, 08[H03L]
7149740 Using a common link field keyExpiredJun 05, 02Dec 12, 06[G06F]
7006610 Download booster for ADSL transmissionExpiredMay 07, 02Feb 28, 06[H04M]
7003438 Apparatus for correcting for the effects of laser noiseExpiredAug 13, 03Feb 21, 06[H04B]
6985499 Precise network time transferExpiredApr 17, 01Jan 10, 06[H04J]
6943609 Stratum clock state machine multiplexing switchingExpiredFeb 19, 04Sep 13, 05[G06F, H04J]
6876242 Synchronization moduleExpiredFeb 19, 04Apr 05, 05[G06F]
6765424 Stratum clock state machine multiplexer switchingExpiredNov 20, 01Jul 20, 04[G06F, H04J]
6724835 Carrier tracking methodExpiredJun 24, 99Apr 20, 04[H04L]
6707329 Clock recovery or detection of rapid phase transientsExpiredJan 16, 03Mar 16, 04[H03L]
6549604 Clock recovery and detection of rapid phase transientsExpiredDec 26, 00Apr 15, 03[H03K]
6507606 Asymmetric digital subscriber line methods suitable for long subscriber loopsExpiredMar 28, 01Jan 14, 03[H04B]

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