239 patents
Page 3 of 12
Utility
Control Circuit for DC-DC Converters with Nonlinear Adaptive Voltage Position and Control Method Thereof
4 May 23
A control circuit for a DC-DC converter has an adaptive voltage position (AVP) control circuit and a switching control circuit.
Lijie Jiang, Fangyu Zhang, Ming Chen
Filed: 14 Oct 22
Utility
Power Chip with a Multi-function Pin
27 Apr 23
A power chip with a switching converter, having: a power pin configured to receive an input voltage, an indicating signal generating circuit configured to generate an indicating signal; a communicating circuit configured to receive/transmit communication data; and a multi-function pin configured to receive/transmit communication data and/or to provide the indicating signal under certain conditions.
Pengfei Liu
Filed: 19 Oct 22
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 Mode Power Supply with Stable Zero Crossing Detection, the Control Circuit and the Method Thereof
6 Apr 23
A switching mode power supply disables a ZCD function when the AC input voltage has a voltage value close to a voltage value of the output voltage, so that instable zero crossing detection issues are eliminated.
Hao Wang
Filed: 16 Sep 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
Isolated Drive Circuit and Isolated Driving Method with Improved Magnetic Field Immunity
30 Mar 23
A drive circuit configured to drive a power stage including a high voltage power switch device.
Naixing Kuang
Filed: 22 Sep 22
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
Utility
Clock self-testing method and associated circuit
21 Mar 23
A clock self-testing method and circuit.
Changxian Zhong
Filed: 21 Oct 21
Utility
Efuse Circuit and Control Method Thereof
2 Mar 23
A method for controlling an efuse circuit is provided.
Lei Li
Filed: 11 Aug 22
Utility
Circuits and Method for Reducing Light Load Power Dissipation of a Voltage Converter
23 Feb 23
A method for controlling a voltage converter includes the following steps.
Pengfei Liu
Filed: 11 Aug 22
Utility
Driving circuit with EMI reduction
14 Feb 23
A driving circuit providing a driving signal at a driving terminal to drive a power switch.
Shanglin Xu
Filed: 15 Apr 21
Utility
Control Circuit of Switching Mode Power Supply and Control Method Thereof
2 Feb 23
A method for controlling a switching mode power supply is disclosed.
Hui Li, Siran Wang
Filed: 28 Jul 22
Utility
Switching mode power supply preventing false triggering of a switch
24 Jan 23
A switching mode power supply preventing a first switch from being falsely triggered.
Yuedong Chen
Filed: 14 Jul 20
Utility
Power Management Circuit with Constant Time Control and Associated Operating Methods
5 Jan 23
An integrated circuit for a power management circuit is provided.
Min Xu
Filed: 21 Mar 22
Utility
Multiphase switching converters, control circuits with daisy chain configuration and associated fault protection method
3 Jan 23
A multiphase switching converter has a plurality of switching circuits coupled in parallel, and a plurality of control circuits configured in a daisy chain.
Suhua Luo
Filed: 24 Feb 21
Utility
Power Supply Circuit for Switching Mode Power Supply and Control Method Thereof
8 Dec 22
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
Phase sequence correction method and circuit for voltage converter
6 Dec 22
A phase sequence correction circuit for a voltage converter has a blanking time calculation circuit and a control signal generation circuit.
Yang Cao, Lijie Jiang
Filed: 17 Jun 21
Utility
Turn-off protection circuit for a switch unit and associated turn-off protection method
6 Dec 22
A turn-off protection circuit and a turn-off protection method for a switch unit.
Jian Zhang
Filed: 12 Aug 20