184 patents
Page 6 of 10
Utility
Port controller power path short detection
21 Dec 21
A multi-port system and method implements fault detection using a resistor connected to each port controller where the resistors of at least two port controllers are connected together in parallel.
Michael Scheel
Filed: 26 Jun 20
Utility
Slope compensation for current mode control modulator
7 Dec 21
A ramp signal generator generates a slope compensated ramp signal with optimal slope compensation for a current mode control modulator.
Nicholas I. Archibald, Rhys S. A. Philbrick, Steven P. Laur
Filed: 28 Sep 20
Utility
Flyback Converter and Control Method Thereof
25 Nov 21
A flyback converter, including: a transformer, a first switch, a second switch, and a control circuit.
Guan-Yu Lin, Yu-Ming Chen, Jung-Pei Cheng, Tien-Chi Lin, Hsiang-Chung Chang, Yueh-Ping Yu
Filed: 22 May 20
Utility
Flyback Converter, Control Circuit Thereof, and Associated Control Method
11 Nov 21
A flyback converter includes a transformer, a sensing impedance, a switch and a control circuit.
Guan-Yu Lin, Yu-Ming Chen, Tien-Chi Lin, Tin-Wei Chen, Hsiang-Chung Chang, Yueh-Ping Yu
Filed: 11 May 20
Utility
Digitally Programmable, Fully Differential Error Amplifier
11 Nov 21
An error amplifier circuit receives first and second input signals and provides an error amplifier output signal indicative of the difference between the first and second input signals.
Steven P. Laur, Rhys Philbrick, Nicholas Archibald
Filed: 24 Jul 21
Utility
Isolated coupling structure
9 Nov 21
An isolation coupling structure for transmitting a feedback signal between a secondary side and a primary side of a voltage conversion device includes a first dielectric layer including a first face and a second face opposite to the first face, a first coupling coil disposed on the first face enclosing to form an inner region; a second coupling coil configured to couple with the first coupling coil.
Jung-Pei Cheng, Hsiang-Chung Chang, Yu-Ming Chen, Chieh-Wen Cheng, Tsung-Han Ou, Lih-Ming Doong
Filed: 2 Feb 18
Utility
Signal Transmission Circuit for Providing Control Information from Secondary Side to Primary Side of Power Converter, and Control Circuit for Power Converter
4 Nov 21
A signal transmission circuit is configured for transmitting control information from a secondary side of a power converter to a primary side of the power converter.
Hung-Ta Hsu, Hsiang-Chung Chang, Yueh-Ping Yu, Tien-Chi Lin
Filed: 30 Apr 20
Utility
Semiconductor Package and Method of Making the Same
4 Nov 21
A semiconductor package comprises a lead frame, a first field-effect transistor (FET), a second low side FET, a first high side FET, a second high side FET, a first metal clip, a second metal clip, and a molding encapsulation.
Yan Xun Xue
Filed: 14 Jul 21
Utility
High surge transient voltage suppressor
19 Oct 21
A bidirectional transient voltage suppressor is constructed as an NPN bipolar transistor incorporating optimized collector-base junction realizing avalanche mode breakdown.
Shekar Mallikarjunaswamy
Filed: 10 Jun 20
Utility
Sawtooh Electric Field Drift Region Structure for Planar and Trench Power Semiconductor Devices
30 Sep 21
A lateral super junction JFET is formed from stacked alternating P type and N type semiconductor layers over a P-epi layer supported on an N+ substrate.
Madhur Bobde, Lingpeng Guan, Anup Bhalla, Hamza Yilmaz
Filed: 13 Jun 21
Utility
Pulse transformer
21 Sep 21
A voltage converter comprises a second controller as a power switch of the secondary side of the transformer for comparing a detection voltage representing an output voltage and/or load current with a first reference voltage and generating a control signal, and a coupling element for transmitting the control signal generated by the second controller to the first controller on the primary side of the transformer enabling the first controller to generate a first pulse signal driving the power switch to control the on/off state of the primary side winding.
Tien-Chi Lin, Yu-Ming Chen, Jung-Pei Cheng, Pei-Lun Huang
Filed: 5 Oct 18
Utility
Digitally Programmable, Fully Differential Error Amplifier
16 Sep 21
An error amplifier circuit receives first and second input signals and provides an error amplifier output signal indicative of the difference between the first and second input signals.
Steven P. Laur, Rhys Philbrick, Nicholas Archibald
Filed: 16 Mar 20
Utility
Semiconductor Device Incorporating Epitaxial Layer Field Stop Zone
2 Sep 21
A semiconductor device includes a semiconductor body having a base region incorporating a field stop zone where the base region and the field stop zone are both formed using an epitaxial process.
Lei Zhang, Karthik Padmanabhan, Lingpeng Guan, Jian Wang, Lingbing Chen, Wim Aarts, Hongyong Xue, Wenjun Li, Madhur Bobde
Filed: 4 May 21
Utility
Digitally programmable, fully differential error amplifier
24 Aug 21
An error amplifier circuit receives first and second input signals and provides an error amplifier output signal indicative of the difference between the first and second input signals.
Steven P. Laur, Rhys Philbrick, Nicholas Archibald
Filed: 16 Mar 20
Utility
Method of making reverse conducting insulated gate bipolar transistor
24 Aug 21
A process is applied to develop a plurality of reverse conducting insulated gate bipolar transistors (RCIGBTs).
Zhiqiang Niu, Long-Ching Wang, Yueh-Se Ho, Lingpeng Guan, Wenjun Li
Filed: 19 Mar 20
Utility
Constant On-time Flyback Converter and Control Method Thereof
19 Aug 21
When a constant on-time flyback converter is in the switch-on stage, the gate voltage of the switch and the input voltage of the flyback converter adopt the primary side of the transformer to control.
Jung-Pei Cheng, Hung-Ta Hsu, Hsiang-Chung Chang, Yueh-Ping Yu, Yu-Ming Chen
Filed: 9 Sep 20
Utility
Method for Forming Super-junction Corner and Termination Structure with Graded Sidewalls
19 Aug 21
A method for forming a superjunction power semiconductor device includes forming multiple epitaxial layers of a first conductivity type on a semiconductor substrate and implanting dopants of a second conductivity type into each epitaxial layer to form a first group of implanted regions in a first region and a second group of implanted regions in a second region in each epitaxial layer.
Madhur Bobde, Karthik Padmanabhan, Lingpeng Guan
Filed: 6 May 21
Utility
Flyback Converter for Controlling on Time Variation
19 Aug 21
A flyback converter to control conduction time in AC/DC conversion technology.
Jung-Pei Cheng, Hung-Ta Hsu
Filed: 29 Sep 20
Utility
Silicon Carbide Trench Semiconductor Device
5 Aug 21
A semiconductor apparatus has a silicon carbide substrate heavily doped with the first conductivity type and a lightly doped silicon carbide drift region of the first conductivity type over the silicon carbide substrate.
David Sheridan, Vipindas Pala, Madhur Bobde
Filed: 31 Jan 20
Utility
Method and Apparatus for Generating Control Signal and Charging DC Supply In a Secondary Synchronous Rectifier
5 Aug 21
A multi-function switch has a Junction-Field Effect Transistor (JFET) that outputs a voltage for both charging and timing/sense the synchronous rectifier controller.
Jian Yin, Qihong Huang
Filed: 30 Jan 20