CHENGDU MONOLITHIC POWER SYSTEMS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
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 11027
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 2575
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2586
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 15347
 
  
 
H03K PULSE TECHNIQUE 12119
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 9111
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 770
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 5154
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 384

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0019,199 SEMICONDUCTOR DEVICE HAVING REDISTRIBUTION LAYER WITH COPPER MIGRATION STOPPINGJul 07, 17Jan 18, 18[H01L]
2017/0317,587 SWITCHING REGULATOR WITH IMPROVED EFFICIENCY AND METHOD THEREOFApr 14, 17Nov 02, 17[H02M, H04W, G01R]
2017/0277,251 ADAPTIVE POWER SUPPLY CIRCUIT AND SYSTEMMar 09, 17Sep 28, 17[G06F]
2017/0264,195 SOFT START SWITCHING POWER SUPPLY SYSTEMMay 26, 17Sep 14, 17[H02M]
2017/0187,282 CONSTANT ON-TIME SWITCHING CONVERTERS WITH ULTRASONIC MODE AND CONTROL METHODS THEREOFOct 19, 16Jun 29, 17[H02M]
2017/0141,680 DC-DC CONVERTER WITH TRANSIENT CONTROL AND THE METHOD THEREOFNov 04, 16May 18, 17[H02M]
2017/0133,919 DUAL-PHASE DC-DC CONVERTER WITH PHASE LOCK-UP AND THE METHOD THEREOFNov 03, 16May 11, 17[H02M]
2017/0110,973 CONTROL METHOD AND CIRCUIT FOR RESONANT CONVERTERS WITH CAPACITIVE PROTECTIONOct 18, 16Apr 20, 17[H03L, H02M]
2017/0070,148 CONSTANT ON-TIME SWITCHING CONVERTER WITH REFERENCE VOLTAGE ADJUSTING CIRCUIT AND CONTROLLER THEREOFSep 07, 16Mar 09, 17[H02M]
2015/0200,536 BOOST CONVERTER WITH SHORT-CIRCUIT PROTECTION AND METHOD THEREOFJan 09, 15Jul 16, 15[H02H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9923463 Constant on-time switching converter with reference voltage adjusting circuit and controller thereofSep 07, 16Mar 20, 18[H02M]
9917584 Voltage converter integrated circuit with an integrated bootstrap capacitorSep 21, 16Mar 13, 18[H03K, H02M]
9912145 Boost converter with short-circuit protection and method thereofJan 09, 15Mar 06, 18[H02H]
9912236 Soft start switching power supply systemMay 26, 17Mar 06, 18[H02M]
9912244 Control method and circuit for resonant converters with capacitive protectionOct 18, 16Mar 06, 18[H03L, H02M]
9913332 Two-channel LED driver and the control method thereofJun 21, 17Mar 06, 18[H05B]
9891648 Switching converter with smart frequency generator and control method thereofDec 17, 15Feb 13, 18[H02M, G05F]
9892787 Multi-time programmable non-volatile memory cell and associated circuitsMar 22, 17Feb 13, 18[H01L, G11C]
9882405 Bidirectional switch circuit for power banks and the method thereofSep 15, 14Jan 30, 18[H02J]
9882489 Buck-boost converters with ramp compensationMay 23, 17Jan 30, 18[H02M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0322,900 SWITCHING CONVERTER WITH ACCURATE ZERO CURRENT DETECTION AND CONTROL METHOD THEREOFAbandonedApr 22, 16Nov 03, 16[H02M]
2016/0190,941 SWITCHING POWER SUPPLY SYSTEM, AND ASSOCIATED CONTROL CIRCUIT TO ELIMINATE FLICKER OF LEDAbandonedDec 16, 15Jun 30, 16[H02M, H05B]
2015/0249,124 SEMICONDUCTOR DEVICE AND ASSOCIATED FABRICATION METHODAbandonedMay 18, 15Sep 03, 15[H01L]
2015/0155,784 SWITCH MODE POWER SUPPLY WITH TRANSIENT CONTROL AND CONTROL METHOD THEREOFAbandonedNov 24, 14Jun 04, 15[H02M]
2015/0115,914 CONTROL CIRCUIT, SWITCHING CONVERTER AND ASSOCIATED METHODAbandonedOct 29, 14Apr 30, 15[H02M]
2015/0042,299 SOFT START SWITCHING POWER SUPPLY SYSTEMAbandonedAug 12, 14Feb 12, 15[H02M]
2014/0176,017 POWER SUPPLY SYSTEM, RIPPLE SUPPRESSION CIRCUIT AND ASSOCIATED METHODAbandonedDec 24, 13Jun 26, 14[H05B, G05F]
2014/0159,693 STEP-DOWN SWITCHING MODE POWER SUPPLY AND THE METHOD THEREOFAbandonedDec 10, 13Jun 12, 14[H02M]
2014/0117,416 SEMICONDUCTOR DEVICE AND ASSOCIATED METHOD FOR MANUFACTURINGAbandonedOct 31, 13May 01, 14[H01L]
2014/0103,416 SEMICONDUCTOR DEVICE HAVING ESD PROTECTION STRUCTURE AND ASSOCIATED METHOD FOR MANUFACTURINGAbandonedOct 10, 13Apr 17, 14[H01L]
2014/0071,720 VOLTAGE CONVERTER AND ASSOCIATED OVER-VOLTAGE PROTECTION METHODAbandonedSep 11, 13Mar 13, 14[H02M]
2013/0320,914 BATTERY BALANCE APPARATUSESAbandonedJun 03, 13Dec 05, 13[H02J]
2013/0300,400 SYNCHRONOUS RECTIFICATION CIRCUIT AND ASSOCIATED ZERO-CROSSING DETECTION METHODAbandonedMay 10, 13Nov 14, 13[G01R]
2013/0293,154 LIGHT EMITTING ELEMENT DRIVING CIRCUITS WITH DIMMING FUNCTION AND CONTROL METHODS THEREOFAbandonedMay 02, 13Nov 07, 13[H05B]
2013/0257,399 CONSTANT ON-TIME SWITCHING CONVERTER AND CONTROL METHOD THEREOFAbandonedDec 05, 12Oct 03, 13[G05F]
2013/0234,245 SEMICONDUCTOR DEVICE AND ASSOCIATED FABRICATION METHODAbandonedMar 06, 13Sep 12, 13[H01L]
2013/0153,999 TRENCH GATE MOSFET DEVICEAbandonedDec 20, 12Jun 20, 13[H01L]
2012/0293,141 BRIDGELESS PFC CONVERTER AND THE METHOD THEREOFAbandonedMay 17, 12Nov 22, 12[G05F]
2012/0248,984 BALLAST AND ASSOCIATED CONTROL CIRCUITAbandonedMar 29, 12Oct 04, 12[H05B]
2012/0241,862 LDMOS DEVICE AND METHOD FOR MAKING THE SAMEAbandonedMar 22, 12Sep 27, 12[H01L]

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