Inventor
LIN TZU-CHEN
TW77 patents
⚠️ This page may combine multiple inventors who share the name “LIN TZU-CHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICHTEK TECHNOLOGY CORP
26 patentsUS7701305B2Apr 20, 2010
Frequency jittering control for varying the switching frequency of a power supply
RICHTEK TECHNOLOGY CORP54 citations97
US7859862B2Dec 28, 2010
Apparatus and method for regulating constant output voltage and current on primary side in a flyback converter
RICHTEK TECHNOLOGY CORP22 citations92
US10177670B1Jan 8, 2019
Flyback power converter circuit with active clamping and conversion control circuit and control method thereof
RICHTEK TECHNOLOGY CORP17 citations86
US10103616B1Oct 16, 2018
Flyback power converter circuit with active clamping and zero voltage switching and conversion control circuit thereof
RICHTEK TECHNOLOGY CORP19 citations86
US10560012B1Feb 11, 2020
ZVS control circuit for use in a flyback power converter
RICHTEK TECHNOLOGY CORP10 citations84
US7907425B2Mar 15, 2011
Circuit and method for predicting a valley timing for a voltage across a switching device
RICHTEK TECHNOLOGY CORP9 citations84
US7764521B2Jul 27, 2010
Apparatus and method for providing multiple functions and protections for a power converter
RICHTEK TECHNOLOGY CORP8 citations84
US9755529B2Sep 5, 2017
Flyback power converter and controller and driver thereof
RICHTEK TECHNOLOGY CORP14 citations82
US10181782B2Jan 15, 2019
Flyback power converter circuit with active clamping and zero voltage switching and conversion control circuit thereof
RICHTEK TECHNOLOGY CORP6 citations73
US9979214B2May 22, 2018
Adaptive buck converter and charging cable using the same
RICHTEK TECHNOLOGY CORP3 citations73
US9680369B2Jun 13, 2017
Power factor correction circuit of power converter
RICHTEK TECHNOLOGY CORP3 citations73
US9614449B2Apr 4, 2017
Flyback power converter with programmable output and control circuit and control method thereof
RICHTEK TECHNOLOGY CORP3 citations73
US10715028B2Jul 14, 2020
Flyback power converter and ZVS control circuit and control method thereof
RICHTEK TECHNOLOGY CORP3 citations72
US10566893B2Feb 18, 2020
ZVS control circuit for use in a flyback power converter
RICHTEK TECHNOLOGY CORP4 citations72
US10014786B2Jul 3, 2018
Flyback power converter and synchronous rectification (SR) switch control circuit and power switch control circuit thereof
RICHTEK TECHNOLOGY CORP2 citations72
US10170923B2Jan 1, 2019
Adaptive buck converter with monitor circuit and charging cable using the same
RICHTEK TECHNOLOGY CORP1 citations63
US9136766B2Sep 15, 2015
Switching power converting apparatus
RICHTEK TECHNOLOGY CORP2 citations63
US8004333B2Aug 23, 2011
Power management and control apparatus for resetting a latched protection in a power supply unit
RICHTEK TECHNOLOGY CORP2 citations63
US11496055B2Nov 8, 2022
Power converter, switch control circuit and short circuit detection method for current sensing resistor of the power converter
RICHTEK TECHNOLOGY CORP0 citations62
US11489439B1Nov 1, 2022
Spike suppression circuit and power converter and control method thereof
RICHTEK TECHNOLOGY CORP0 citations62
US11201554B2Dec 14, 2021
Flyback power converter and ZVS control circuit and control method thereof
RICHTEK TECHNOLOGY CORP1 citations62
US10218280B2Feb 26, 2019
Power converter, switch control circuit and short circuit detection method for current sensing resistor of the power converter
RICHTEK TECHNOLOGY CORP1 citations62
US12567803B2Mar 3, 2026
Conversion control circuit for controlling a resonant power converter and control method thereof
RICHTEK TECHNOLOGY CORP0 citations52
US11545909B2Jan 3, 2023
Flyback power converter and active clamp snubber thereof
RICHTEK TECHNOLOGY CORP0 citations52
US11545908B2Jan 3, 2023
Flyback power converter and conversion controller circuit
RICHTEK TECHNOLOGY CORP0 citations52
US11451154B2Sep 20, 2022
Flyback converter with a variable frequency discontinuous mode and valley sensing
RICHTEK TECHNOLOGY CORP0 citations52
HON HAI PREC IND CO LTD
14 patentsUS12159405B2Dec 3, 2024
Method for detecting medical images, electronic device, and storage medium
HON HAI PREC IND CO LTD5 citations75
US12198360B2Jan 14, 2025
Method for determining growth height of plant, electronic device, and medium
HON HAI PREC IND CO LTD1 citations64
US12125193B2Oct 22, 2024
Method for detecting defect in products and electronic device using method
HON HAI PREC IND CO LTD1 citations62
US12094096B2Sep 17, 2024
Method and device for detecting defects, electronic device using method, and non-transitory storage medium
HON HAI PREC IND CO LTD0 citations62
US11972562B2Apr 30, 2024
Method for determining plant growth curve and electronic device
HON HAI PREC IND CO LTD0 citations62
US11954875B2Apr 9, 2024
Method for determining height of plant, electronic device, and storage medium
HON HAI PREC IND CO LTD1 citations62
US12260537B2Mar 25, 2025
Defect detection method, computer device and storage medium
HON HAI PREC IND CO LTD0 citations61
US11507774B2Nov 22, 2022
Device and method for selecting a deep learning network for processing images
HON HAI PREC IND CO LTD1 citations61
US12430933B2Sep 30, 2025
Method for detecting cells in images using autoencoder, computer device, and storage medium
HON HAI PREC IND CO LTD0 citations52
US12260535B2Mar 25, 2025
Method for detecting defects in images, computer device, and storage medium
HON HAI PREC IND CO LTD0 citations52
US12211198B2Jan 28, 2025
Method for detecting defects in divided and further divided images based on trained models, electronic device, and storage medium
HON HAI PREC IND CO LTD0 citations52
US12125189B2Oct 22, 2024
Method of detecting product defects, electronic device, and storage medium
HON HAI PREC IND CO LTD0 citations52
US12112522B2Oct 8, 2024
Defect detecting method based on dimensionality reduction of data, electronic device, and storage medium
HON HAI PREC IND CO LTD0 citations52
US12067705B2Aug 20, 2024
Method for detecting data defects and computing device utilizing method
HON HAI PREC IND CO LTD0 citations52
LEADTREND TECH CORP
3 patentsUS12418241B2Sep 16, 2025
Primary controller applied to a primary side of a power converter and operation method thereof
LEADTREND TECH CORP0 citations62
US12224669B2Feb 11, 2025
Flyback power converter and secondary-side control method thereof
LEADTREND TECH CORP0 citations62
US12047008B2Jul 23, 2024
Flyback power converters and control methods thereof
LEADTREND TECH CORP0 citations62
LIN TZU-CHEN
2 patentsLIN KUN-YU
1 patentHUANG PEI-LUN
1 patentCHEN SHENG-HUA
1 patentTAI LIANG-PIN
1 patentCHANG KUANG-FU
1 patentShowing the top 50 of 77 patents by PatentIndex Score.