Inventor
LIAO TSUNG-CHENG
TW28 patents
⚠️ This page may combine multiple inventors who share the name “LIAO TSUNG-CHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELL PRODUCTS LP
27 patentsUS9906143B1Feb 27, 2018
Systems and methods for diagnostic current shunt and overcurrent protection (OCP) for power supplies
DELL PRODUCTS LP38 citations93
US10680432B2Jun 9, 2020
Over-voltage detection and port protection
DELL PRODUCTS LP4 citations72
US10539990B2Jan 21, 2020
Multiple power paths in a multi-battery information handling system
DELL PRODUCTS LP3 citations72
US10531530B2Jan 7, 2020
Controlling a power adaptor light-emitting diode (LED) indicator
DELL PRODUCTS LP2 citations72
US10346333B2Jul 9, 2019
Intelligent power dongle
DELL PRODUCTS LP2 citations72
US11411509B2Aug 9, 2022
System and method for detecting the presence of input power of different types
DELL PRODUCTS LP5 citations71
US11437914B2Sep 6, 2022
Providing a wide variety of voltages with a power supply that uses an LLC topology
DELL PRODUCTS LP2 citations69
US9401574B2Jul 26, 2016
Information handling system multi-axis power adapter
DELL PRODUCTS LP4 citations68
US12174682B2Dec 24, 2024
Adaptive noise suppression for touch screen displays
DELL PRODUCTS LP0 citations62
US11432384B2Aug 30, 2022
LED control for reversable power cable
DELL PRODUCTS LP0 citations62
US10281967B2May 7, 2019
Information handling system reversible charge port and magnetic charge connector
DELL PRODUCTS LP1 citations62
US12592528B2Mar 31, 2026
DC power connector plug with improved power and rigidity
DELL PRODUCTS LP0 citations61
US11626700B2Apr 11, 2023
DC power connector plug with improved power and rigidity
DELL PRODUCTS LP0 citations61
US11442519B1Sep 13, 2022
External power supply and method to enhance the output power delivered by an external power supply
DELL PRODUCTS LP1 citations61
US11329495B2May 10, 2022
Reconfigurable power adapter for an information handling system
DELL PRODUCTS LP0 citations57
US11799252B2Oct 24, 2023
High performance single barrel power connection
DELL PRODUCTS LP0 citations52
US11632845B1Apr 18, 2023
Managing a light source of a power adapter of an information handling system
DELL PRODUCTS LP0 citations52
US11467641B2Oct 11, 2022
System and method for dynamically identifying a power adaptor power rating based on operating conditions
DELL PRODUCTS LP0 citations51
US9985538B2May 29, 2018
Over current protection in a variable output power supply
DELL PRODUCTS LP1 citations51
US9843265B2Dec 12, 2017
Zero voltage switching flyback converter
DELL PRODUCTS LP1 citations51
US9793815B2Oct 17, 2017
Over current protection in a variable output power supply
DELL PRODUCTS LP1 citations51
US12541236B2Feb 3, 2026
Systems and methods for determining electrical characteristics of power supply cable/s and taking one or more actions based on same
DELL PRODUCTS LP0 citations50
US12107423B2Oct 1, 2024
System and method for selecting a voltage on a barrel adapter interface
DELL PRODUCTS LP0 citations50
US9979300B1May 22, 2018
Enhancing peak power capability and hold up time in LLC topology application
DELL PRODUCTS LP1 citations50
US11726536B2Aug 15, 2023
System and method for increasing power supply peak power capacity
DELL PRODUCTS LP0 citations46
US10146724B2Dec 4, 2018
Power adapter with switchable output voltage control
DELL PRODUCTS LP0 citations41
US10333413B2Jun 25, 2019
System and method for automatically and adaptively enhancing transient response for a plurality of output voltages
DELL PRODUCTS LP0 citations36