Inventor
WANG ZHAO-JUN
US40 patents
⚠️ This page may combine multiple inventors who share the name “WANG ZHAO-JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POWER INTEGRATIONS INC
26 patentsUS9742288B2Aug 22, 2017
Output-side controller with switching request at relaxation ring extremum
POWER INTEGRATIONS INC24 citations93
US7576528B2Aug 18, 2009
Control circuit responsive to an impedance
POWER INTEGRATIONS INC13 citations93
US7502236B2Mar 10, 2009
Power supply controller responsive to a feedforward signal
POWER INTEGRATIONS INC32 citations93
US7157813B2Jan 2, 2007
Method and apparatus for mode selection for high voltage integrated circuits
POWER INTEGRATIONS INC19 citations93
US7629823B2Dec 8, 2009
Method and apparatus for pulse width modulation
POWER INTEGRATIONS INC11 citations92
US7397231B2Jul 8, 2008
Method and apparatus for adjusting a reference
POWER INTEGRATIONS INC10 citations84
US7385312B2Jun 10, 2008
Method and apparatus for mode selection for high voltage integrated circuits
POWER INTEGRATIONS INC10 citations84
US7880523B2Feb 1, 2011
Method and apparatus for pulse width modulation
POWER INTEGRATIONS INC5 citations74
US7535130B2May 19, 2009
Method and apparatus for mode selection for high voltage integrated circuits
POWER INTEGRATIONS INC4 citations74
US10644688B2May 5, 2020
Biasing circuit for switch
POWER INTEGRATIONS INC2 citations73
US9071146B2Jun 30, 2015
AC voltage sensor with low power consumption
POWER INTEGRATIONS INC4 citations73
US11695343B2Jul 4, 2023
Output-side controller with switching request at relaxation ring extremum
POWER INTEGRATIONS INC3 citations72
US11081964B2Aug 3, 2021
Output-side controller with switching request at relaxation ring extremum
POWER INTEGRATIONS INC1 citations72
US10826398B2Nov 3, 2020
Apparatus and methods for sensing a variable amplitude switching signal from a secondary winding in a power conversion system
POWER INTEGRATIONS INC6 citations72
US10826375B2Nov 3, 2020
Frequency jitter for a power converter
POWER INTEGRATIONS INC6 citations72
US10128763B2Nov 13, 2018
Output-side controller with switching request at relaxation ring extremum
POWER INTEGRATIONS INC3 citations72
US8004864B2Aug 23, 2011
Method and apparatus for a control circuit responsive to an impedance coupled to a control circuit terminal
POWER INTEGRATIONS INC2 citations63
US7746119B2Jun 29, 2010
Leakage compensation for sample and hold devices
POWER INTEGRATIONS INC4 citations63
US11356010B2Jun 7, 2022
Controller with frequency request circuit
POWER INTEGRATIONS INC1 citations62
US11095263B2Aug 17, 2021
Signal amplifier with calibrated reference
POWER INTEGRATIONS INC1 citations61
US9866125B2Jan 9, 2018
Input voltage sensor responsive to load conditions
POWER INTEGRATIONS INC0 citations52
US9401657B2Jul 26, 2016
Input voltage sensor responsive to load conditions
POWER INTEGRATIONS INC1 citations52
US9331597B2May 3, 2016
Latching comparator
POWER INTEGRATIONS INC0 citations52
US7804202B2Sep 28, 2010
Method and apparatus for mode selection for high voltage integrated circuits
POWER INTEGRATIONS INC0 citations52
US7554315B2Jun 30, 2009
Method and apparatus for adjusting a reference
POWER INTEGRATIONS INC0 citations52
US8525494B2Sep 3, 2013
Power supply controller with an input voltage compensation circuit
POWER INTEGRATIONS INC1 citations50
WANG ZHAO-JUN
8 patentsUS8305063B2Nov 6, 2012
Power supply controller with an input voltage compensation circuit
WANG ZHAO-JUN6 citations81
US8582327B2Nov 12, 2013
Method and apparatus for a control circuit responsive to an impedance coupled to a control circuit terminal
WANG ZHAO-JUN1 citations62
US8441293B2May 14, 2013
Method and apparatus for pulse width modulation
WANG ZHAO-JUN3 citations62
US8243480B2Aug 14, 2012
Method and apparatus for a control circuit responsive to an impedance coupled to a control circuit terminal
WANG ZHAO-JUN1 citations62
US8179166B2May 15, 2012
Leakage compensation for sample and hold devices
WANG ZHAO-JUN2 citations62
US8138810B2Mar 20, 2012
Method and apparatus for pulse width modulation
WANG ZHAO-JUN3 citations62
US9154119B2Oct 6, 2015
Latching comparator
WANG ZHAO-JUN0 citations52
US8242825B2Aug 14, 2012
Method and apparatus for pulse width modulation
WANG ZHAO-JUN0 citations52
SEMICONDUCTOR COMPONENTS IND LLC
3 patentsUS9991803B1Jun 5, 2018
Reduction of electromagnetic interference in a flyback converter
SEMICONDUCTOR COMPONENTS IND LLC23 citations93
US9935556B1Apr 3, 2018
Primary-side control of resonant converters
SEMICONDUCTOR COMPONENTS IND LLC31 citations93
US10326372B2Jun 18, 2019
Reduction of electromagnetic interference in a flyback converter
SEMICONDUCTOR COMPONENTS IND LLC2 citations71
BAEURLE STEFAN
2 patentsUS8437154B2May 7, 2013
Method and apparatus for varying a duty cycle of a power supply controller responsive to multiple linear functions over a range of values of a feedforward signal
BAEURLE STEFAN1 citations62
US8148968B2Apr 3, 2012
Method and apparatus for a power supply controller responsive to a feedforward signal
BAEURLE STEFAN3 citations62