Inventor
CHANG SHIH-HSIEN
TW32 patents
⚠️ This page may combine multiple inventors who share the name “CHANG SHIH-HSIEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA ELECTRONICS INC
22 patentsUS7221252B1May 22, 2007
Transformer
DELTA ELECTRONICS INC20 citations92
US7218199B1May 15, 2007
Structure of transformer
DELTA ELECTRONICS INC26 citations92
US7046529B2May 16, 2006
Voltage adapter capable of conserving power consumption under standby mode
DELTA ELECTRONICS INC23 citations92
US7271694B2Sep 18, 2007
Structure of transformer
DELTA ELECTRONICS INC17 citations84
US7142079B2Nov 28, 2006
Transformer structure
DELTA ELECTRONICS INC12 citations84
US8373304B2Feb 12, 2013
Current-sharing supply circuit for driving multiple sets of DC loads
DELTA ELECTRONICS INC7 citations82
US7944090B2May 17, 2011
Multi-output power conversion circuit
DELTA ELECTRONICS INC9 citations82
US7772957B2Aug 10, 2010
Structure of transformer
DELTA ELECTRONICS INC14 citations82
US7301427B2Nov 27, 2007
Transformer having auxiliary winding coil for sensing magnetic flux balance and driving circuit using the same
DELTA ELECTRONICS INC7 citations74
US6980449B2Dec 27, 2005
Voltage detecting circuit and power converter having the same
DELTA ELECTRONICS INC8 citations74
US7450404B2Nov 11, 2008
Switching power supply and ZVS method thereof
DELTA ELECTRONICS INC4 citations63
US7864020B2Jan 4, 2011
Composite transformer
DELTA ELECTRONICS INC2 citations62
US7633367B2Dec 15, 2009
Structure of transformer
DELTA ELECTRONICS INC5 citations61
US8374010B2Feb 12, 2013
Power supply circuit and control method thereof
DELTA ELECTRONICS INC2 citations60
US7886425B2Feb 15, 2011
Method of manufacturing a transformer
DELTA ELECTRONICS INC3 citations60
US8044606B2Oct 25, 2011
Power supply for supplying power to a lamp
DELTA ELECTRONICS INC3 citations59
US7830674B2Nov 9, 2010
Single-stage switching power supply
DELTA ELECTRONICS INC1 citations52
US8054150B2Nov 8, 2011
Magnetic element
DELTA ELECTRONICS INC0 citations42
US7482799B2Jan 27, 2009
High-voltage detecting circuit for saving power in standby mode
DELTA ELECTRONICS INC0 citations42
US7345564B2Mar 18, 2008
Transformer structure
DELTA ELECTRONICS INC0 citations42
US6982881B2Jan 3, 2006
Current detecting circuit and power converter having the same
DELTA ELECTRONICS INC0 citations42
US8014175B2Sep 6, 2011
Switching power conversion circuit
DELTA ELECTRONICS INC0 citations40
CHANG SHIH-HSIEN
6 patentsUS8194417B2Jun 5, 2012
Two-stage switching power supply
CHANG SHIH-HSIEN29 citations92
US8106596B2Jan 31, 2012
Light source driving circuit
CHANG SHIH-HSIEN12 citations83
US8080947B2Dec 20, 2011
Current-sharing transformer and power supply circuit having such current-sharing transformer
CHANG SHIH-HSIEN12 citations81
US8111015B2Feb 7, 2012
Brightness-adjustable illumination driving system
CHANG SHIH-HSIEN4 citations62
US8569967B2Oct 29, 2013
LED backlight module and backlight driving circuit
CHANG SHIH-HSIEN0 citations39
US8310217B2Nov 13, 2012
Power conversion circuit for decentralizing input current
CHANG SHIH-HSIEN0 citations35