Inventor
TSOU MING-CHANG
TW38 patents
⚠️ This page may combine multiple inventors who share the name “TSOU MING-CHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEADTREND TECH CORP
34 patentsUS9048723B2Jun 2, 2015
Active feedback control integrated circuit applied to an alternating current/direct current converter and operation method thereof
LEADTREND TECH CORP20 citations92
US9755421B2Sep 5, 2017
Control circuit applied to a power converter and operation method thereof
LEADTREND TECH CORP12 citations83
US9584030B2Feb 28, 2017
Controller for eliminating acoustic noise of a power converter and related method thereof
LEADTREND TECH CORP2 citations72
US10056823B2Aug 21, 2018
Protection circuit applied to an alternating current power source and related protection method thereof
LEADTREND TECH CORP4 citations70
US12047008B2Jul 23, 2024
Flyback power converters and control methods thereof
LEADTREND TECH CORP0 citations62
US10348208B2Jul 9, 2019
Power controllers and control methods thereof for switching mode power supplies
LEADTREND TECH CORP1 citations62
US12149157B2Nov 19, 2024
Controller applied to a power converter and operational method thereof
LEADTREND TECH CORP0 citations61
US11791737B2Oct 17, 2023
Control methods for changing minimum on-time of synchronous rectifier and related synchronous rectifier controllers
LEADTREND TECH CORP0 citations61
US9077249B2Jul 7, 2015
Power controller and power management control method
LEADTREND TECH CORP3 citations61
US12431808B2Sep 30, 2025
Control methods for interleaved power converter
LEADTREND TECH CORP0 citations56
US11797068B2Oct 24, 2023
Power management control method in use of connector
LEADTREND TECH CORP0 citations53
US12483146B2Nov 25, 2025
Primary-controller with voltage compensation function and operational method thereof
LEADTREND TECH CORP0 citations52
US10361635B2Jul 23, 2019
Method of controlling a power converter switched by a zero crossing signal and a continuous conduction signal
LEADTREND TECH CORP0 citations52
US10186973B2Jan 22, 2019
Multi-mode controller of a power converter switched by zero-crossing signal and continuous-conduction mode signal and operation method thereof
LEADTREND TECH CORP0 citations52
US9882494B2Jan 30, 2018
Switching-mode power supplies capable of operating at valley switching, and relevant control methods
LEADTREND TECH CORP0 citations52
US9331590B2May 3, 2016
Device and method for detecting an average output current of a power converter
LEADTREND TECH CORP0 citations52
US11664733B2May 30, 2023
Control method of a flyback power converter
LEADTREND TECH CORP0 citations51
US11496061B2Nov 8, 2022
Asymmetric power converter and operational method thereof
LEADTREND TECH CORP0 citations51
US10797591B2Oct 6, 2020
Power controllers with frequency jittering, and control methods thereof
LEADTREND TECH CORP0 citations51
US9843264B2Dec 12, 2017
Controller of a power converter and operation method thereof
LEADTREND TECH CORP0 citations51
US9825534B2Nov 21, 2017
Dummy load controllers and control methods for power supplies capable of quickly lowering output voltage at output node
LEADTREND TECH CORP0 citations51
US9160233B2Oct 13, 2015
Controller for controlling a power converter to output constant power and related method thereof
LEADTREND TECH CORP1 citations51
US12519399B2Jan 6, 2026
Primary-side controller applied to a power converter and operational method
LEADTREND TECH CORP0 citations50
US12476533B2Nov 18, 2025
Power supplies with multiple output ports, and control methods thereof
LEADTREND TECH CORP0 citations46
US11462995B2Oct 4, 2022
Power factor correction controller and operational method thereof
LEADTREND TECH CORP0 citations44
US11404863B2Aug 2, 2022
Power supplies with limited power protection and relevant control methods
LEADTREND TECH CORP0 citations44
US10924005B2Feb 16, 2021
Switching-mode power supplies and power controllers capable of jittering switching frequency
LEADTREND TECH CORP0 citations41
US9641086B2May 2, 2017
Oscillator applied to a control circuit of a power converter and control method thereof
LEADTREND TECH CORP0 citations41
US9337739B2May 10, 2016
Power controller with over power protection
LEADTREND TECH CORP0 citations41
US10554139B2Feb 4, 2020
Synchronous rectifier applied to a secondary side of a power converter and operational method thereof
LEADTREND TECH CORP0 citations40
US9343984B2May 17, 2016
Controller of a power converter with adjustable jitter amplitude and method of generating adjustable jitter amplitude thereof
LEADTREND TECH CORP0 citations36
US9197054B2Nov 24, 2015
Circuit for controlling a latch mode of a pulse width modulation circuit and method thereof
LEADTREND TECH CORP0 citations35
US10700595B2Jun 30, 2020
Controller for extending a protection period of a power converter and operational method thereof
LEADTREND TECH CORP0 citations32
US10560029B2Feb 11, 2020
Controller for increasing efficiency of a power converter and a related method thereof
LEADTREND TECH CORP0 citations28
SEMICONDUCTOR COMPONENTS IND LLC
3 patentsUS10411584B2Sep 10, 2019
Start-up circuit to discharge EMI filter for power saving of power supplies
SEMICONDUCTOR COMPONENTS IND LLC2 citations71
US10971992B2Apr 6, 2021
Start-up circuit to discharge EMI filter for power saving of power supplies
SEMICONDUCTOR COMPONENTS IND LLC0 citations61
US10193435B2Jan 29, 2019
Start-up circuit to discharge EMI filter for power saving of power supplies
SEMICONDUCTOR COMPONENTS IND LLC0 citations50