104 patents
Utility
Input impedance networks with power recovery
16 Jan 24
Input impedance networks and associated methods are disclosed.
Gideon Van Zyl
Filed: 13 Apr 21
Utility
Three-phase LLC power supply circuit for high voltage bus input
19 Dec 23
A three-phase power supply circuit is provided.
James Sigamani
Filed: 17 Jan 23
Utility
Spatial monitoring and control of plasma processing environments
12 Dec 23
Systems and methods for plasma processing are disclosed.
Denis Shaw, Kevin Fairbairn, Daniel Carter
Filed: 11 Mar 22
Utility
Wafer chucking monitor
5 Dec 23
This disclosure describes systems, methods, and apparatus for non-invasive wafer chuck monitoring using a low voltage AC signal injected into a high voltage DC chucking voltage provided to a wafer chuck.
Peter Match, Carlos Alicea
Filed: 22 Dec 22
Utility
System and method for improved electrostatic chuck clamping performance
14 Nov 23
A power supply comprises at least one waveform generator that produces a clamp waveform responsive to a clamp signal, and at least one amplifier that amplifies and provides the clamp waveform to an electrostatic chuck.
Donnie Herman
Filed: 28 Apr 21
Utility
Controlling reverse current in switched mode power supplies to achieve zero voltage switching
14 Nov 23
A switched mode power supply includes a multilevel buck power converter and a control circuit.
James Sigamani, Jonathan Ross B. Fauni
Filed: 4 Feb 22
Utility
Systems, devices and methods for automatically addressing serially connected slave devices
14 Nov 23
A system for automatically addressing serially connected slave devices includes a master device and multiple slave devices each including a serial communication transceiver, an address input port, an address output port, and a controller.
Vincent Vicente Vivar, James Larin David, Francis Xiaver Sicat De Rama
Filed: 22 Apr 22
Utility
Frequency tuning for modulated plasma systems
31 Oct 23
Plasma processing and power supply systems and methods are disclosed.
Gideon Van Zyl
Filed: 17 Feb 21
Utility
Power supply unit with auxiliary boost control in bootloader mode
17 Oct 23
The technology described herein is directed to a DC input power supply unit with an auxiliary boost control circuit (or controller) that facilitates continuous supply of power to a standby output load of the power supply unit in a bootloader mode.
Chih-hao Hsu, Chang-Chieh Yu, Carl Walker, Chun-Wei Chang, Po-Tso Chen
Filed: 25 May 22
Utility
Inrush current limiting and surge protection circuit and system
10 Oct 23
A power device is provided.
Yongtao Xie, Pengfei Cai, Wenchao Que
Filed: 31 Oct 22
Utility
Multi-phase switched-mode power supplies
10 Oct 23
A multi-phase switched-mode power supply includes first and second interleaved phase circuits coupled between input and output terminals.
Israel Gomez Beltran, Zhizhi Li, Siu Lun Wu
Filed: 8 Jun 22
Utility
Transformers having integrated magnetic structures for power converters
5 Sep 23
A transformer includes a magnetic structure and a set of coils.
James Sigamani, Jonathan Ross Bernardo Fauni
Filed: 5 Mar 19
Utility
Totem pole bridgeless PFC power converters
5 Sep 23
An electric power supply includes a totem pole bridgeless PFC power converter.
Jun Liu, Guangqun Li, Liren Wang
Filed: 24 May 18
Utility
Resonant converter
5 Sep 23
This disclosure describes systems, methods, and apparatus for controlling a voltage provided to a plurality of configurable output modules using a resonant converter, the resonant converter comprising: an inverter circuit; a resonant capacitor bridge coupled across the inverter circuit; N groups of output modules, each of the N groups comprising terminals configured for coupling to up to M output modules, the output modules each comprising: a transformer having a primary and a secondary; and a rectified output coupled to the secondary and configured for coupling to a load; and a resonant inductor network configured to be coupled between the resonant capacitor bridge and the primaries of the transformers, the resonant inductor network comprising: at least one parallel inductor; and N parallel branches arranged in parallel and each branch comprising a series inductor, each of the series inductors configured for transformer-coupling to up to M output modules.
Richard Morrison
Filed: 15 Apr 21
Utility
Switch-mode AC-DC power converter for reducing common mode noise
5 Sep 23
A switch-mode AC-DC power converter includes a pair of input terminals, a pair of output terminals, and four switches coupled in a bridgeless totem-pole circuit arrangement between the pair of input terminals and the pair of output terminals.
Zhihua Gu, Siu Chik Wong, Kim Ly Kha
Filed: 4 Nov 21
Utility
Voltage sense circuit
15 Aug 23
power supply module comprises a voltage converter coupled to first and second inputs.
Weng Fai Ng
Filed: 4 Nov 21
Utility
Control of rail voltage in multi-level pulsing RF power amplifier
8 Aug 23
This disclosure describes systems, methods, and apparatus for generating a multi-level pulsed waveform using a DC section and a power amplifier.
Chad S. Samuels
Filed: 7 Sep 21
Utility
Power measurements in switched mode power supplies
1 Aug 23
A switched mode power supply (SMPS) includes a filter (202), a power factor correction (PFC) circuit (204), and a control circuit (206, 406) configured to determine various electrical parameters of the SMPS.
PengFei Li, XiaoLin He, HaiJun Zhang, XunJiang Dai, Liang Meng
Filed: 23 May 22
Utility
Series stack switch circuit with voltage clamping and power recovery
25 Jul 23
Various embodiments are directed to a switch circuit comprising: two terminal nodes, comprising an upper node and a lower node; a plurality of switch modules, connected in series between the upper node and the lower node, wherein each of the switch modules comprises a switch, a rectifier, and a capacitor; a connecting circuit, coupled to the switch modules; and a power converter, coupled to the connecting circuit and to a power sink.
Gideon Van Zyl
Filed: 23 Dec 21
Utility
Transformers for multiphase power converters
25 Jul 23
A transformer for a multiphase power converter includes a magnetic structure, a first coil configured to electrically couple to an input circuit or an output circuit of a subconverter of the multiphase power converter, and a second coil configured to electrically couple to an input circuit or an output circuit of another subconverter of the multiphase power converter.
Todd Martin Schaible
Filed: 6 Apr 20