O2MICRO, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2694
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1992
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 1486
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 12435
 
  
 
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 1092
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 6200
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 6148
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 4155
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
H03K PULSE TECHNIQUE 3128

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9888544 Driving circuits and methods for controlling light sourceDec 14, 15Feb 06, 18[H05B]
9819271 Power convertersAug 27, 14Nov 14, 17[H02M]
9781793 Controlling brightness and color temperature of light sourcesNov 30, 15Oct 03, 17[H05B]
9766295 Coulomb counting using analog-to-frequency conversionSep 10, 14Sep 19, 17[H03K, G01N, G01R]
9742131 Power transfer systemsJun 09, 15Aug 22, 17[G06F, H01R]
9704858 Integrated device having multiple transistorsJul 09, 15Jul 11, 17[H01L]
9698611 Systems and methods for compensating current in a battery moduleApr 27, 16Jul 04, 17[H02J, H01M]
9660473 Controllers for DC/DC converterNov 17, 14May 23, 17[H02J, H02M]
9660539 Switching power supplies, and switch controllers for switching power suppliesJan 25, 16May 23, 17[H02M]
9647556 DC to DC converters and controllers thereofJul 08, 14May 09, 17[H02M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0366,011 LIGHT SOURCE CONTROLLERSAbandonedJun 13, 14Dec 17, 15[H05B]
2015/0191,124 MOUNTING SYSTEM FOR ATTACHING MOBILE DEVICEAbandonedJan 03, 14Jul 09, 15[F16M, F16B, B60R, H05K]
2015/0188,336 Circuit and Method for Cell BalancingAbandonedMar 16, 15Jul 02, 15[H02J]
2015/0188,411 DC/DC CONVERTERS AND OUTPUT CIRCUITS THEREOFAbandonedDec 27, 13Jul 02, 15[H02M]
2015/0168,557 METHOD AND A RECEIVER FOR SATELLITE POSITIONINGAbandonedDec 18, 13Jun 18, 15[G01S]
2015/0091,698 ELECTRIC VEHICLES AND METHOD FOR MANAGING ELECTRIC VEHICLESAbandonedDec 24, 13Apr 02, 15[B60R]
2015/0042,267 System and Method for Controlling a BatteryAbandonedAug 12, 13Feb 12, 15[H02J]
2015/0022,395 METHOD AND RECEIVER FOR DETERMINING SYSTEM TIME OF A NAVIGATION SYSTEMAbandonedJul 15, 14Jan 22, 15[G01S]
2014/0372,496 METHOD FOR PERFORMING AND VALIDATING NAVIGATION BIT SYNCHRONIZATIONAbandonedMay 22, 14Dec 18, 14[G06F]
2014/0347,216 EPHEMERIS COLLECTION DEVICE AND METHODAbandonedMar 31, 14Nov 27, 14[G01S]
2014/0347,218 APPARATUS AND METHODS FOR DETERMINING STATUS OF A TRACKING LOOPAbandonedMar 05, 14Nov 27, 14[G01S]
2014/0347,219 RECEIVERS AND METHODS FOR MULTI-MODE NAVIGATIONAbandonedMar 20, 14Nov 27, 14[G01S]
2014/0347,220 SATELLITE RECEIVER AND METHOD FOR ASSESSING TRACKING LOOP QUALITY OF SATELLITE RECEIVERAbandonedMar 31, 14Nov 27, 14[G01S]
2014/0348,213 RECEIVERS AND METHODS FOR DETECTING FALSE LOCK OF A CARRIER TRACKING LOOPAbandonedMar 31, 14Nov 27, 14[H04B]
2014/0348,275 SYSTEMS AND METHODS FOR ESTIMATING PSEUDORANGE ERRORSAbandonedApr 09, 14Nov 27, 14[H04B]
2014/0350,885 METHOD AND APPARATUS FOR EVALUATING SATELLITE POSITIONING QUALITYAbandonedMay 09, 14Nov 27, 14[G01S]
2014/0300,326 ELECTRONIC DEVICE WITH A DUTY CYCLE ESTIMATORAbandonedJul 02, 13Oct 09, 14[H02J]
2014/0265,908 CIRCUITS AND METHODS FOR DRIVING LIGHT SOURCESAbandonedNov 27, 13Sep 18, 14[H05B]
2014/0253,026 Apparatus, Method, and System for Wirelessly Charging an Electronic DeviceAbandonedMar 08, 13Sep 11, 14[H02J]
2014/0217,613 INTEGRATED DEVICE AND FABRICATION PROCESS THEREOFAbandonedFeb 01, 13Aug 07, 14[H01L]

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