BCD SEMICONDUCTOR MANUFACTURING LIMITED
Patent Owner
Stats
- 41 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Dec 26, 2017 most recent publication
Details
- 41 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 952 Total Citation Count
- May 24, 2004 Earliest Filing
- 11 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2016/0164,408 CONSTANT-VOLTAGE AND CONSTANT-CURRENT BUCK CONVERTER AND CONTROL CIRCUITFeb 09, 16Jun 09, 16[H02M]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9853542 Constant-voltage and constant-current buck converter and control circuitFeb 09, 16Dec 26, 17[H02M]
9520868 Power transistor driving circuits and methods for switching mode power suppliesApr 12, 13Dec 13, 16[H03K, H02M, G05F]
9318962 Circuits and methods for reducing output voltage overshoot of switch mode power supplyDec 07, 12Apr 19, 16[H02M, G05F]
9112426 High power-factor control circuit and method for switched mode power supplyMar 17, 11Aug 18, 15[H02M, H05B]
8971060 Method and apparatus for controlling a switching mode power supply during transition of load conditions to minimize instabilityDec 29, 09Mar 03, 15[H03K, H02M]
8964415 Circuits and methods for increasing power factor of switch mode power supplySep 11, 12Feb 24, 15[H02M]
8897039 Method and system for pulse frequency modulated switching mode power suppliesJun 10, 08Nov 25, 14[H03K, H02M]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2014/0001,968 CIRCUIT AND METHOD FOR CONTROLLING LIGHT EMITTING DIODEAbandonedAug 28, 12Jan 02, 14[H05B]
2013/0127,360 DYNAMICALLY CONTROLLABLE DRIVE CIRCUIT FOR PARALLEL ARRAY OF LIGHT EMITTING DIODESAbandonedJan 08, 13May 23, 13[H05B]
2011/0227,503 SYSTEM AND METHOD FOR LED BACKLIGHT DRIVER FOR LCD PANELSAbandonedApr 23, 10Sep 22, 11[H05B]
7446012 Lateral PNP transistor and the method of manufacturing the sameExpiredJan 20, 06Nov 04, 08[H01L]
2007/0176,254 Poly emitter bipolar device configuration and fabrication method with an inter-level dielectric deposited by plasma enhanced chemical vapor depositionAbandonedJan 30, 06Aug 02, 07[H01L]
2006/0043,528 Lateral PNP transistor and the method of manufacturing the sameAbandonedSep 01, 04Mar 02, 06[H01L]
6946335 Method of manufacturing improved double-diffused metal-oxide-semiconductor device with self-aligned channelExpiredNov 24, 04Sep 20, 05[H01L]
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