393 patents
Page 18 of 20
Utility
High Efficiency Multi-Level Buck-Boost Converter
19 Feb 20
A power converter for converting an input voltage at an input port into an output voltage at an output port of the power converter is described.
Holger Petersen
Filed: 22 Oct 19
Utility
Power stage overdrive extender for area optimization and operation at low supply voltage
17 Feb 20
It is an object of one or more embodiments of the present disclosure to provide a power stage overdrive circuit, at low supply voltages, that can be enabled/disabled on the fly.
Nuno Dias
Filed: 5 Feb 19
Utility
AVP Combined with DAC Servo
12 Feb 20
An object of this disclosure is to implement a Buck, Boost, or other switching converter, with a circuit to supply a reference voltage and Adaptive Voltage Positioning (AVP), by means of a servo and programmable load regulation.
Pietro Gallina, Vincenzo Bisogno, Mark Childs
Filed: 20 Oct 19
Utility
Frequency hopping for reducing switching power converter noise
10 Feb 20
A switching power converter is configured to control switching noise by implementing a plurality of pulse width modulation modes of operation.
John Shi, John Kesterson, Cong Zheng, Kai-Wen Chin
Filed: 12 Mar 18
Utility
Serial Communication Protocol
5 Feb 20
A serial communication protocol for daisy-chained slave devices does away with the requirement for an entire byte of dummy clocks to be cycled between a slave's input and output, instead requiring a shorter set of dummy clock cycles which improves efficiency of a serial communication system.
Shaoxuan Wang, Yuchuan Shi, Ze Han, Lingxin Kong, Nailong Wang
Filed: 11 Sep 19
Utility
Multi-Level Power Converter with Light Load Flying Capacitor Voltage Regulation
5 Feb 20
A multi-level power converter and a method using first, second, third and fourth switching elements, an inductor, and a flying capacitor are presented.
Aravind Mangudi, Mark Mercer, James Steele, Taek Chang, Bill McKillop
Filed: 30 Jul 18
Utility
Thermal de-rating for a multi-mode switching power converter
3 Feb 20
A switching power converter is disclosed that communicates a thermal alarm to a mobile device over a data channel in a data cable for charging the mobile device.
Yong Li, Scott Brown, Mengfei Liu, Yimin Chen
Filed: 22 May 19
Utility
Multi-level buck converter with current limit and 50% duty cycle control
3 Feb 20
A multi-level buck converter is provided with multiple control loops to regulate the output voltage in the presence of over-current conditions and in the vicinity of a 50% duty cycle.
Aravind Mangudi, William McKillop, Mark Mercer, Muhammad Nabeel Rahman, Kevin Dowdy
Filed: 30 Sep 18
Utility
Hybrid Secondary-side Regulation
29 Jan 20
A flyback converter control architecture is provided in which primary-only feedback techniques are used to ensure smooth startup and detection of fault conditions.
Yong LI, Cong ZHENG, Xiaoyan WANG, Wenduo LIU
Filed: 29 Sep 19
Utility
Linear regulator with improved power supply rejection ratio
27 Jan 20
A linear regulator with a pass device having a first terminal, a second terminal and a drive terminal is presented.
Carlos Zamarreno Ramos, Ambreesh Bhattad, Frank Kronmueller
Filed: 8 Aug 16
Utility
Switching power converter for direct battery charging
20 Jan 20
A direct charging method is provided that alerts a mobile device when a switching power converter is operating in a constant-current mode to alert the mobile device of an output current without the use of a secondary-side current sense resistor.
Fuqiang Shi, Jianming Yao, Yong Li, Kai-wen Chin, Cong Zheng
Filed: 23 May 17
Utility
Single Inductor Multiple Output Power Converter with Overload Control
15 Jan 20
A single inductor multiple output SIMO power converter and method are presented.
Lourans Samid
Filed: 2 Apr 19
Utility
Single stage power converter with power factor correction
13 Jan 20
Systems, methods, and apparatus for a circuit with power factor correction (PFC) are disclosed.
Xiaolin Gao
Filed: 15 Oct 18
Utility
Charge pump with switching LDO function for output voltage regulation
6 Jan 20
Power converters, charge pumps and methods which are capable of regulating output voltage are presented.
Jong Lee, Sabin Eftimie
Filed: 30 Dec 18
Utility
Peak current control for a power switch of a power converter
6 Jan 20
Control circuitry for controlling the duty cycle of a magnetizing switch of a power converter containing a demagnetizing switch is described.
Ivan Muhoberac, Frank Trautmann
Filed: 20 Jun 18
Utility
Multi-level buck converter with reverse charge capability
6 Jan 20
Power converters and method with reverse charge capability are presented.
Karthik Jayaraman, Lasse Harju
Filed: 29 Nov 18
Utility
Adaptive control for zero-voltage switching in a multi-switch switching power converter
6 Jan 20
A switching power converter is provided that adaptively changes the on-time period for an auxiliary switch transistor to locate a boundary between sufficient and insufficient energy.
Wenduo Liu, Cong Zheng, Xiaoyan Wang, Pengju Kong
Filed: 18 Jan 18
Utility
Digital dimming solution for LED applications including a phase-cut dimmer
6 Jan 20
A system and method for controlling a light output from a LED-based lighting solution is provided that may receive phase-cut AC signals and/or external digital control signals.
Xiaoyan Wang, Nan Shi
Filed: 4 Jan 17
Utility
DC-DC Conversion for Multi-Cell Batteries
1 Jan 20
A power supply has a multi-level DC-DC converter and a battery pack with two or more cells provided in series.
Holger Petersen
Filed: 10 Sep 19
Utility
Boot Strap Capacitor Charging for Switching Power Converters
1 Jan 20
A charging path is provided for the charging of an bootstrap capacitor that stores a driver power supply voltage for driving an active clamp switch transistor in a flyback converter.
Wenduo Liu, Cong Zheng
Filed: 28 Jun 18