110 patents
Utility
Smart switch system
2 Jan 24
A smart switch system comprising one or more switching devices.
Xingwei Wang, Cheng-Chung Yang, I-Fan Chen, Xiuhong Guo
Filed: 23 Nov 21
Utility
Linear voltage regulator with stability compensation
19 Dec 23
A linear voltage regulator includes a transistor, an error amplifier, a feedback circuit and a compensation circuit.
Changxian Zhong
Filed: 10 Dec 21
Utility
Integrated circuit package structure and integrated circuit package unit
21 Nov 23
An IC package structure including an array of package units formed into a panel-shaped package units array.
Yingjiang Pu, Hunt Hang Jiang, Xiuhong Guo
Filed: 8 Sep 21
Utility
Multiphase switching converter with total current limitation
7 Nov 23
A controller for a multiphase switching converter has a voltage control circuit, a total current control circuit, a frequency divider and a plurality of sub control circuits.
Lijie Jiang, Binci Xu
Filed: 7 Jan 22
Utility
Power system and method for adjusting a release voltage of a bi-directional converter
24 Oct 23
A method for adjusting a release voltage of a power system.
Yong Zhou
Filed: 26 Jul 21
Utility
Boost off time adaptive adjustment unit and power converter comprising the same
3 Oct 23
A power converter, a boost off time adaptive adjustment unit and a boost cycle short circuit protection module for controlling an off time of a boost cycle of the power converter.
Jian Zhang
Filed: 15 Dec 21
Utility
Resonant converter with precise feedback control and control method thereof
26 Sep 23
A controller used in a resonant converter having a switching circuit and a resonant tank.
Pengfei Liu
Filed: 14 Oct 21
Utility
Lateral DMOS with integrated Schottky diode
5 Sep 23
A lateral transistor having a well region, a body region, a source region, a drain region, a gate structure and a trenched Schottky barrier structure.
Tao Hong, Daping Fu
Filed: 17 Nov 20
Utility
Multiphase switching converter with current mode constant on-time control
5 Sep 23
A controller for a multiphase switching converter has a set generation circuit, a frequency divider, and a plurality of sub control circuits.
Lijie Jiang, Binci Xu, Chao Liu
Filed: 20 Dec 21
Utility
Short protection circuit with a hiccup protection mode and the method thereof
22 Aug 23
A short protection method for a power converter having an output terminal for providing an output voltage.
Yong Zhou
Filed: 30 Jun 21
Utility
Isolated switching converter with secondary side modulation and control method thereof
8 Aug 23
A controller of an isolated switching converter having a primary and secondary switch, the controller includes a valley detection circuit for providing a valley pulse signal in response to valleys of a resonant voltage, a pulse frequency modulation circuit for providing a pulse frequency modulation signal based on a feedback signal indicative of an output voltage, a primary on enable circuit for providing a primary on enable signal based on the pulse frequency modulation signal and valley pulse signal, a secondary logic circuit for generating a secondary control signal to control the secondary switch based on a primary off detection signal, a zero cross detection signal and the primary on enable signal, and a primary logic circuit for generating a primary control signal to control the primary switch based on a synchronous signal electrically isolated from the primary on enable signal.
Hui Li, Siran Wang, Lin Feng
Filed: 9 Dec 21
Utility
Power supply circuit for switching mode power supply and control method thereof
1 Aug 23
A power supply circuit for a switching mode power supply, having: a charging capacitor coupled to an auxiliary winding; a power supply diode coupled to a power supply capacitor, wherein the charging capacitor has a connecting terminal coupled to the power supply diode, and the charging capacitor and the power supply diode are serially coupled between the auxiliary winding of the switching mode power supply and the power supply capacitor; and a power supply switch coupled between the connecting terminal and a primary ground of the switching mode power supply.
Xuefeng Chen
Filed: 6 Jun 22
Utility
Switching converter with quasi-resonant control and control method thereof
25 Jul 23
A controller of a switching converter includes an error amplifying circuit, a first comparison circuit, a valley detection circuit, a valley selection circuit and a frequency control circuit.
Hui Li, Siran Wang
Filed: 9 Dec 21
Utility
Interleaved switching converter with quasi-resonant control and control method thereof
4 Jul 23
A control circuit and control method for an interleaved switching converter having a first and second interleaved voltage regulating circuit.
Zilin Fan, Guangzhuo Li, Siran Wang
Filed: 14 Sep 21
Utility
Input-parallel output-series multi-converter switching power supply
27 Jun 23
A multi-converter switching power supply includes a first switching converter with a first output capacitor, a second switching converter with a second output capacitor, a bypass switch coupled across the second output capacitor, and a bypass control circuit for controlling the bypass switch.
Siran Wang
Filed: 12 Nov 21
Utility
Adaptive on-time control for four-switch switching converter
25 Apr 23
A switching converter has four switches and a control circuit.
Zhiyuan Yu, Xiaokang Wu, Min Xu
Filed: 3 Aug 21
Utility
Position sensing system with improved accuracy and the method thereof
18 Apr 23
A position sensing system has a trim unit to trim hall voltages generated by a first sensor and a second sensor in response to an excitation current, to compensate a non-orthogonality of the first sensor and the second sensor.
Tianzhu Zhang, Serge Reymond, Pavel Kejik
Filed: 19 Jan 22
Utility
Switching converter with low quiescent current and control circuit thereof
4 Apr 23
A control circuit for controlling a switching converter having a low quiescent current.
Lei Li
Filed: 26 Jul 21
Utility
Integrated circuit package structure, integrated circuit package unit and associated packaging method
28 Mar 23
An IC package structure and an IC package unit are disclosed.
Yingjiang Pu, Hunt Hang Jiang, Xiuhong Guo
Filed: 8 Sep 21
Utility
Bi-directional buffer having a low bias voltage and a fast transient response
28 Mar 23
A bi-directional buffer for applications using in an I2C or SMBUS or other bus systems.
Yong Zhou
Filed: 22 Mar 22