LINEAR TECHNOLOGY CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 15117
 
  
 
H03K PULSE TECHNIQUE 7961
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 6653
 
  
 
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 6244
 
  
 
H03F AMPLIFIERS 5837
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 48399
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 43319
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4179
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 36249
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 29130

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0311,447 MECHANICALLY-COMPLIANT AND ELECTRICALLY AND THERMALLY CONDUCTIVE LEADFRAMES FOR COMPONENT-ON-PACKAGE CIRCUITSApr 24, 17Oct 26, 17[H05K]
2017/0279,349 HIGH EFFICIENCY CHARGE PUMP WITH AUXILIARY INPUT OPERATIVE TO OPTIMIZE CONVERSION RATIOFeb 14, 17Sep 28, 17[H02M]
2017/0153,296 RIPPLE MONITORINGMay 12, 16Jun 01, 17[H03M, G01R]
2017/0141,773 ACTIVE DIFFERENTIAL RESISTORS WITH REDUCED NOISEAug 12, 16May 18, 17[H03K]
2017/0102,272 CIRCUIT AND ARRANGEMENT FOR 3-WIRE MEASUREMENTS WITH INPUT PROTECTIONJun 07, 16Apr 13, 17[G01K]
2017/0055,236 MULTIPLE ACCESS POINT WIRELESS MESH NETWORKAug 22, 16Feb 23, 17[H04L, H04W]
2016/0337,138 SYSTEM WITH SLEEP AND WAKE UP CONTROL OVER DC PATHApr 20, 16Nov 17, 16[H04L]
2016/0276,839 SPREAD SPECTRUM FOR SWITCH MODE POWER SUPPLIESSep 29, 15Sep 22, 16[H02J, H02M]
2016/0261,255 ACCURATELY DETECTING LOW CURRENT THRESHOLDMar 04, 16Sep 08, 16[H03K]
2016/0164,411 PEAK-BUCK PEAK-BOOST CURRENT-MODE CONTROL FOR SWITCHED STEP-UP STEP-DOWN REGULATORSMar 17, 15Jun 09, 16[H02M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9897981 Detection and classification scheme for power over ethernet systemSep 30, 14Feb 20, 18[H02J, H04L, G05B]
9899921 Adaptive slope compensation for current mode switching power supplyFeb 01, 17Feb 20, 18[H02J, H02M, G05F]
9866245 Active differential resistors with reduced noiseAug 12, 16Jan 09, 18[H03K, H04B]
9859909 Analog to digital conversion yielding exponential resultsMar 01, 17Jan 02, 18[H03M, H05B]
9859951 Power over data lines detection and classification schemeNov 24, 14Jan 02, 18[H04L, H04B]
9860072 System with sleep and wake up control over DC pathApr 20, 16Jan 02, 18[H02J, H04L, H04B]
9851372 Method of manufacturing an anemometer used for determining a fluid flowOct 14, 15Dec 26, 17[G01P, G01R, G01F]
9851772 1-wire bus PD detection and classification scheme for ethernet PoDLAug 20, 15Dec 26, 17[H04L, G06F]
9853838 PoDL system with active dV/dt and dI/dt controlMay 14, 15Dec 26, 17[H04L, H02M]
9846196 Input current conditioner for precision coulomb countingJul 22, 15Dec 19, 17[G01N, G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0035,645 EXPOSED, SOLDERABLE HEAT SPREADER FOR FLIPCHIP PACKAGESAbandonedFeb 24, 15Feb 04, 16[H01L]
2015/0229,277 CANCELLATION OF DISTORTION INDUCED BY ELEVATED OP-AMP BIAS CURRENTAbandonedOct 31, 14Aug 13, 15[H03F]
2014/0266,393 BIPOLAR TRANSISTOR WITH LOWERED 1/F NOISEAbandonedMar 14, 13Sep 18, 14[H03K, H01L]
2014/0239,970 THERMOCOUPLE OPEN-CIRCUIT DETECTION CIRCUIT AND METHODAbandonedJan 30, 14Aug 28, 14[G01K, G01R]
2014/0241,400 ROTATING 3-WIRE RESISTANCE TEMPERATURE DETECTION EXCITATION CURRENT SOURCES AND METHODAbandonedJan 30, 14Aug 28, 14[G01K]
2013/0257,538 COMMON MODE INPUT CONTROL FOR SWITCHED CAPACITOR AMPLIFIER IN PIPELINE ANALOG-TO-DIGITAL CONVERTERAbandonedApr 05, 13Oct 03, 13[H03F]
2012/0206,284 INTERPOLATING DIGITAL-TO-ANALOG CONVERTER WITH SEPARATE BIAS CURRENT SOURCE FOR EACH DIFFERENTIAL INPUT TRANSISTOR PAIRAbandonedFeb 10, 11Aug 16, 12[H03M]
2011/0148,379 CLEAN TRANSITION BETWEEN CCM AND DCM IN VALLEY CURRENT MODE CONTROL OF DC-TO-DC CONVERTERAbandonedDec 18, 09Jun 23, 11[G05F]
2010/0127,754 POWER MEASUREMENT CIRCUITAbandonedNov 25, 08May 27, 10[G06G]
2009/0121,770 METHOD FOR CLAMPING A SEMICONDUCTOR REGION AT OR NEAR GROUNDAbandonedFeb 19, 08May 14, 09[H03K]
2009/0108,677 Bidirectional power convertersAbandonedOct 29, 07Apr 30, 09[H02J]
2009/0039,924 Systems and methods for reducing distortion in semiconductor based sampling systemsAbandonedAug 09, 07Feb 12, 09[G11C]
2007/0285,176 Phase-Slipping Phase-Locked LoopAbandonedMar 20, 07Dec 13, 07[H03L]
2007/0182,503 Oscillator having low phase noiseAbandonedFeb 07, 06Aug 09, 07[H03L]
2007/0135,086 Providing detailed information on powered device in system for supplying power over communication linkAbandonedDec 12, 06Jun 14, 07[H04M, H04L, G05B, G06F, G05D]
2007/0110,360 Dynamic power allocation in system for providing power over communication linkAbandonedNov 08, 06May 17, 07[G02B]
7199560 Switch-mode power supply voltage regulator and methodologyExpiredNov 05, 04Apr 03, 07[G05F]
2007/0069,705 Circuits and methods for providing multiple phase switching regulators which employ the input capacitor voltage signal for current sensingAbandonedNov 28, 06Mar 29, 07[G05F]
2006/0227,478 Inrush current control system with soft start circuit and methodAbandonedJun 16, 05Oct 12, 06[H02H]
2006/0210,057 Supplying power over four pairs of conductors in communication cableAbandonedJan 23, 06Sep 21, 06[H04M]

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