83 patents
Page 4 of 5
Utility
Input Voltage Dependent Control for Active Clamp Flyback
5 Aug 21
A method for controlling a power converter includes turning on a power switch to maintain a desired output voltage, wherein the power switch is coupled to a primary winding to control a primary current flow and the output voltage is provided by a secondary winding.
Wei Chuan Su, Feng-Jung Huang, Yuan-Hung Lo, Hao-Ming Chen
Filed: 9 Feb 21
Utility
Combined decision feedback equalizer and phase detector for clock data recovery
20 Jul 21
Clock and data recovery for high-speed serial data protocols is enabled using circuitry that combines the functionality of a decision feedback equalizer with that of a phase detector.
Kwok Wing Choy
Filed: 13 Jan 20
Utility
Semiconductor Schottky Rectifier Device
15 Jul 21
A semiconductor Schottky rectifier built in an epitaxial semiconductor layer over a substrate has an anode structure and a cathode structure extending from the surface of the epitaxial layer.
Kolins Chao, John Huang
Filed: 7 Jul 20
Utility
Combined Decision Feedback Equalizer and Phase Detector for Clock Data Recovery
15 Jul 21
Clock and data recovery for high-speed serial data protocols is enabled using circuitry that combines the functionality of a decision feedback equalizer with that of a phase detector.
Kwok Wing Choy
Filed: 13 Jan 20
Utility
Gate Drive Apparatus and Control Method
8 Jul 21
An apparatus includes a capacitive device configured to provide bias power for a high-side switch, a gate drive path having variable resistance connected between the capacitive device and a gate of the high-side switch, wherein the gate drive path having variable resistance is of a first resistance value in response to a turn-on of the high-side switch, and the gate drive path having variable resistance is of a second resistance value in response to a turn-off of the high-side switch, and wherein the second resistance value is greater than the first resistance value, and a control switch connected between the gate of the high-side switch and ground.
Chiao-Shun Chuang, TaChuan Kuo, Ke-Horng Chen
Filed: 8 Jun 20
Utility
Source-Down Transistor with Vertical Field Plate
20 May 21
The structure of a field-effect transistor with a source-down configuration and process of making the transistor are described in this paper.
Chiao-Shun Chuang, Che-Yung Lin
Filed: 27 Jul 20
Utility
Method for low-current oscillatory circuit with wide operation voltage and temperature compensation
16 Mar 21
A smart method is provided for a low-current oscillatory circuitry.
Sheng-Cheng Lee, Wen-Sheng Lin, Yu-Cheng Su, Chun-Hsien Lin, Peng-Han Chan
Filed: 24 Mar 20
Utility
Trenched MOS Gate Controller Rectifier
11 Feb 21
A trenched MOS gate controlled rectifier has an asymmetric trench structure between the active area of active trenches and the termination area of termination trenches.
Peter Hugh Blair, Lee Spencer Riley
Filed: 28 Oct 20
Utility
Input Voltage Adaptive Jitter for Quasi-resonant Control
28 Jan 21
A power converter includes a power switch controlling current flow in the power converter and a variable capacitance coupled in parallel to the power switch.
Wei Chuan Su, Feng-Jung Huang, Yuan-Hung Lo
Filed: 8 Oct 20
Utility
Adjustable cable voltage compensation for battery chargers
4 Jan 21
A battery charger controller is configured to add a compensation current in the feedback control loop such that the output voltage varies with the output current to compensate charging cable voltage drop.
Jingjing Zhao, Qinghua Su, Hu Wang
Filed: 16 Feb 15
Utility
I3C hub promoting backward compatibility with I
7 Dec 20
A hub device enables the deployment of I2C devices in a system that also includes I3C devices.
Sin Luen Cheung, Chi Wa Lo
Filed: 11 Dec 19
Utility
Trenched MOS gate controlled rectifier
30 Nov 20
A trenched MOS gate controlled rectifier has an asymmetric trench structure between the active area of active trenches and the termination area of termination trenches.
Peter Hugh Blair, Lee Spencer Riley
Filed: 31 Mar 16
Utility
Circuit and method for jitter generation in quasi-resonant converter
9 Nov 20
A Quasi-Resonant (QR) converter includes a power switch controlling the primary current flow and a time-varying capacitance coupled in parallel to the power switch.
Wei Chuan Su
Filed: 28 Oct 19
Utility
Reducing Standby Power In a Switch Mode Power Supply
9 Sep 20
In a power supply having a control circuit for regulating the power supply output and a load switch for connecting the output to a load device, a method for reducing standby power includes determining if a load device is connected to the power supply.
Ko-Yen Lee, Adrian Wang, Clive Huang
Filed: 3 Mar 20
Utility
Circuit and Method for Jitter Generation In Quasi-resonant Converter
9 Sep 20
A Quasi-Resonant (QR) converter includes a power switch controlling the primary current flow and a time-varying capacitance coupled in parallel to the power switch.
Wei Chuan Su
Filed: 28 Oct 19
Utility
High power-factor control circuit and method for switched mode power supply
24 Aug 20
A switch mode power supply (SMPS) system includes a rectifying circuit for coupling to an AC input voltage and a transformer having a primary winding for coupling to the rectifying circuit and a secondary winding coupled to the primary winding.
Shihai Zhu, Zeqiang Chen, Xuegang Ren, Yajiang Zhu
Filed: 16 Jul 15
Utility
Dead-time control for half-bridge driver circuit
27 Apr 20
A gate driver circuit includes an input terminal for receiving an input switching signal for driving a switching circuit that has a high-side transistor and a low-side transistor vertically stacked.
Wei Wu
Filed: 9 Jun 19
Utility
Switch mode power supply for continuous conduction mode operation
16 Mar 20
A two-terminal rectifier includes a power MOSFET, a body diode, and a Schottky diode coupled between the first terminal and the second terminal.
Pin-Hao Huang, Chengfu Chang, Chuante Liu
Filed: 28 May 18
Utility
Constant current linear driver with high power factor
27 Jan 20
A controller for controlling a plurality of serially-connected LED strings includes a reference voltage generator configured to generate a plurality of reference voltages.
Dongjie Cheng, John Huang
Filed: 24 Feb 19
Utility
Switch Mode Power Supply for Continuous Conduction Mode Operation
4 Dec 19
A two-terminal rectifier includes a power MOSFET, a body diode, and a Schottky diode coupled between the first terminal and the second terminal.
PIN-HAO HUANG, CHENGFU CHANG, CHUANTE LIU
Filed: 28 May 18