Patents Examined by Richard Tan
  • Patent number: 12132344
    Abstract: An electronic device includes a fuel cell, a first switch, a rechargeable battery, a second switch, and a relay. The fuel cell provides a fuel voltage. The first switch provides the fuel voltage to a first node according to a first control signal. The rechargeable battery provides a battery voltage. The second switch is coupled to the first node and charges the rechargeable battery with the fuel voltage according to a second control signal. The relay provides a voltage of the first node to the load according to the third control signal.
    Type: Grant
    Filed: September 14, 2022
    Date of Patent: October 29, 2024
    Assignee: CHUNG-HSIN ELECTRIC &MACHINERY MFG. CORP.
    Inventors: Che-Jung Hsu, Cheng-Huei Lin, Yen-Teh Shih, Yu-Kai Chen, Min-Min Wu
  • Patent number: 12126180
    Abstract: A medium-voltage grid-connected photovoltaic inverter system includes: a photovoltaic inverter, a medium-voltage transformer, a medium-voltage switch, and an inverter grid-connected controller. A direct current input terminal of the photovoltaic inverter is connected to a direct current bus. A low-voltage side of the medium-voltage transformer is connected to an alternating current output terminal of the photovoltaic inverter. An input terminal of the medium-voltage switch is connected to a high-voltage side of the medium-voltage transformer, and an output terminal of the medium-voltage switch is connected to a medium-voltage grid. A voltage sensor is integrated in the medium-voltage switch to detect a line voltage at the high-voltage side of the medium-voltage transformer and a line voltage at a side of the medium-voltage grid and generate a grid-connected voltage detection signal.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: October 22, 2024
    Assignee: Sungrow Power Supply Co., Ltd.
    Inventors: Hang Wang, Li Ren, Peng Sun
  • Patent number: 12126171
    Abstract: Described is an apparatus to concurrently measure multiple input voltages at a high sampling data rate, such as at least two mega-samples per second. The apparatus may include a plurality of voltage data acquisition components that concurrently sample different input voltages and produce respective voltage data samples. Each of the plurality of voltage data acquisition components may be directly coupled to a field programmable gate array that receives the voltage data samples, packetizes those voltage data samples, and provide the packetized voltage data samples to a system on chip.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: October 22, 2024
    Assignee: Amazon Technologies, Inc.
    Inventors: Nayana Teja Chiluvuri, Chang Hwa Rob Yang, Xunwei Yu, Kenneth Lawrence Staton, Cameron Dean Whitehouse, Matthew L. Chaboud, Sajesh Kumar Saran, Pushkaraksha Gejji, Krzysztof Marcin Walczak
  • Patent number: 12119646
    Abstract: The present disclosure provides systems and methods for serving two or more uncorrelated loads connected to a renewable energy powerplant. The uncorrelated loads comprise a power grid and one or more industrial processes. A system may comprise a renewable energy system (RES), an energy storage system (ESS), and a controller programmed to: discretize an upcoming forecast horizon into a plurality of time periods; calculate one or more metrics for sending energy generated by the first RES to: (1) the ESS, (2) the power grid, and (3) the one or more industrial processes; prioritize the: (1) ESS, (2) power grid, and (3) one or more industrial processes.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: October 15, 2024
    Assignee: 8ME NOVA, LLC
    Inventors: Thomas Buttgenbach, Lukas Mercer Hansen, Gautham Ramesh, Finbar Sheehy
  • Patent number: 12113457
    Abstract: An electric-power converter includes a plurality of direct-current power supplies, a plurality of power conversion circuits provided corresponding to the respective direct-current power supplies, an alternating-current power system configured to cause a plurality of alternating-current ends provided in the respective power conversion circuits to be directly connected in parallel through a parallel connection point, and to supply the alternating-current power output from the plurality of alternating-current ends to an alternating-current side through the parallel connection point, a plurality of grounding wires each configured to connect at least two of a plurality of direct-current negative buses between the plurality of direct-current power supplies and the plurality of power conversion circuits, to earth, and a plurality of diodes inserted in series into the respective grounding wires, and each including a cathode side connected to the corresponding direct-current negative bus and an anode side grounded.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: October 8, 2024
    Inventors: Kazuki Aoyagi, Issei Fukasawa
  • Patent number: 12113522
    Abstract: Disclosed is a battery system comprising a solid-state relay assembly comprising a device-side driver circuitry having a device-side switching device, a battery-side driver circuitry having a battery-side switching device, a first recirculation driver circuitry, a first recirculation switching device, a second recirculation switching device, and a second recirculation driver circuitry.
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: October 8, 2024
    Assignee: CPS Technology Holdings LLC
    Inventors: Ronald J. Dulle, Michael R. Blemberg, Kevin P. Minnickel, Charles S. Tosch
  • Patent number: 12107418
    Abstract: A system for the electric power supply of a vehicle, wherein the vehicle comprises multiple electricity users, comprises an energy accumulator and a DC/DC converter, wherein the energy accumulator comprises n strands each having at least one energy accumulator cell and the DC/DC converter comprises n input modules, wherein each time one strand of the energy accumulator and one input module of the DC/DC converter form a closed circuit, wherein n circuits are interconnected, and wherein each circuit is connected to the users.
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: October 1, 2024
    Assignee: AUDI AG
    Inventors: Franziska Eckelmann, Thomas Glass, Stefan Schoberer, Mario Wildgruber
  • Patent number: 12101208
    Abstract: Method of demodulation of M-CPFSK signal, includes receiving the M-CPFSK radio signal; moving it to zero frequency; sampling at no less than double a frequency of symbols; storing the samples with their amplitude and phase for at least L4 symbols; demodulating the sampled signal in three stages, wherein each stage includes iterating over symbol values within a block of symbols, of length is L1, L2 and then L3; in the first stage, N1 symbol sequences out of all possible symbol sequences are iterated over, at the second stage, N2 symbol sequences out of all possible symbol sequences are iterated over, and at the third stage, N3 symbol sequences out of all possible symbol sequences are iterated over, to obtain final symbol values; symbol values obtained at previous stage is used in a next stage to reduce a number of symbol sequences; and determining encoded bits based on final symbol values.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: September 24, 2024
    Assignee: Topcon Positioning Systems, Inc.
    Inventors: Leonid Victorovich Purto, Sergey Sayarovich Bogoutdinov, Andrey Vladimirovich Veitsel
  • Patent number: 12095265
    Abstract: A power supply system includes a movable power supply device including a first power storage device, a robot including a second power storage device, and a controller, and the controller performs control for conveying the first power storage device to the robot by using the power supply device, on the basis of information about an amount of power stored in the second power storage device.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: September 17, 2024
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, NAKANISHI METAL WORKS CO., LTD.
    Inventors: Eiji Yoshikuwa, Toshiyuki Tsujimori, Hideshi Yamane, Shoichi Miyao, Yoshihiro Okazaki, Ryoichi Kitaguchi, Yuichi Otsuji, Masayoshi Hoshi, Shigetomo Matsui, Kanji Matsushima, Hiromu Wakayama
  • Patent number: 12088251
    Abstract: An oscillator circuit includes: a first temperature detector, detecting an internal temperature of the oscillator circuit; a current generator, generating a heater current so that the internal temperature matches a target temperature; a first and second heater, heating the resonator and the integrated circuit, respectively, based on the heater current; a second temperature detector, detecting a temperature of the integrated circuit; a first compensation voltage generation circuit, generating a first compensation voltage for compensating for a frequency variation due to a temperature change in the integrated circuit, based on a detection result of the second temperature detector; a second compensation voltage generation circuit, generating a second compensation voltage for compensating for a frequency variation due to a temperature change in the resonator, based on a detection result of the first temperature detector; and an oscillator, generating an oscillation signal based on the first and second compensatio
    Type: Grant
    Filed: December 25, 2022
    Date of Patent: September 10, 2024
    Assignee: Asahi Kasei Microdevices Corporation
    Inventors: Takayuki Sato, Takeshi Hamada
  • Patent number: 12062943
    Abstract: An Uninterruptible Power Supply (UPS) including an input configured to receive input AC power having an input AC voltage, a backup power input configured to be coupled to a backup power source and to provide DC power to the backup power source for charging, a positive DC bus and a negative DC bus, the positive and negative DC busses being galvanically coupled to the backup power input, and a converter coupled to the input, the backup power input, and the positive and negative DC busses, the converter including a first inductor, a second inductor, a first converter switch configured to couple the first inductor to a neutral connection, a second converter switch configured to couple the second inductor to the positive DC bus, and a third converter switch configured to couple the second inductor to the negative DC bus, wherein the UPS is voltage-frequency independent.
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: August 13, 2024
    Assignee: SCHNEIDER ELECTRIC IT CORPORATION
    Inventors: Sreenadh Peramsetty, Pavan Kumar Gudipalli
  • Patent number: 12056596
    Abstract: Disclosed herein are staged oscillators for neural computing, as well as related methods and assemblies. In some embodiments, neural computing circuitry may include a first oscillator set, a second oscillator set, and an averaging structure coupled between the first oscillator set and the second oscillator set.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: August 6, 2024
    Assignee: Intel Corporation
    Inventors: Dmitri E. Nikonov, Hai Li, Ian A. Young
  • Patent number: 12051970
    Abstract: A device enabling dedicated DCDC conversion for key-off electrical loads is described. According to one or more embodiments, a device is provided comprising a battery, one or more main conversion units coupled to the battery, and one or more dedicated key-off conversion units coupled to the battery and to one or more key-off electrical modules.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: July 30, 2024
    Assignee: VOLVO CAR CORPORATION
    Inventors: Erik Örnberg, Sofia Lorensson, Stefan Sebastian Larqvist, Erik Jagre, Linas Brusokas, Torbjörn Larsson, Örjan Spjuth
  • Patent number: 12046927
    Abstract: A device for transmission of wireless power according to an embodiment of the present specification comprises: a power conversion circuit for transmitting the wireless power to a wireless power receiving device; and a communication/control circuit for communicating with the wireless power receiving device and controlling the wireless power, wherein the communication/control circuit transmits a response to a reception data packet received from the wireless power receiving device or a transmission data packet transmitted to the wireless power receiving device on the basis of a timeout period, and the timeout period is changed according to a communication speed between the communication/control circuit and the wireless power receiving device.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: July 23, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Jingu Choi, Minsoo Lee, Hongwon Lee, Jinkwon Lim, Jaehyu Kim, Yongcheol Park
  • Patent number: 12041703
    Abstract: There is provided a supplemental illumination assembly for supplementing a spectral content of an initial illumination originating from an illuminating lamp. The illuminating lamp includes a main controller. The supplemental illumination assembly includes an elongated body; a plurality of supplemental light emitters mounted on the elongated body, each supplemental light emitter being configured to emit light having an emitter spectrum in a non-visible range; and a local controller provided on the elongated body and configured to control the supplemental light emitters, the local controller being in communication with the main controller of the illuminating lamp to receive control signals therefrom.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: July 16, 2024
    Assignee: SOLLUM TECHNOLOGIES INC.
    Inventors: Gabriel Dupras, François Roy-Moisan, Alban Derville, Louis Brun, Jacques Poirier, Kassim Tremblay
  • Patent number: 12040615
    Abstract: A system and a method for locally controlling delivery of electrical power along the distribution feeder by measuring certain electricity parameters of a distribution feeder line using a substation phasor measurement unit (PMU) electrically coupled to a substation distribution bus at a first node on the feeder line, and at least one customer site PMU electrically coupled to a low voltage end of a transformer at a customer site, wherein the transformer is coupled by a drop line to a second node on the distribution feeder line and the customer site is coupled by another drop line to the transformer, and by controlling at least one controllable reactive power resource and optionally a real power resource connected to the second node or at the customer site. Related apparatus, systems, articles, and techniques are also described.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: July 16, 2024
    Assignee: Power Management Holdings (U.S.), Inc.
    Inventors: Malcolm Stuart Metcalfe, Severin Nowak, John Todd Sankey, Eric Young
  • Patent number: 12015304
    Abstract: A power supply system includes a plurality of parallelly-connected uninterruptible power supplies (UPSs), where each UPS collects a first current of the UPS within a collection period in a first duration. In a current equalization period in the first duration, a direct current to alternating current conversion module is controlled to output a first compensation current, where the first compensation current includes at least one of a first compensation reactive current component or a first quantity of first compensation harmonic components.
    Type: Grant
    Filed: October 19, 2022
    Date of Patent: June 18, 2024
    Assignee: HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
    Inventors: Zhou Shu, Ran Li
  • Patent number: 12009692
    Abstract: Systems, apparatuses, and methods are described for a backup system. The configuration of the backup system in terms of number of load groups, power sources, and/or total power limit may be altered. An interface enclosure of the backup system may include a housing for electric circuitry, where the housing may be a clam-shell design including a base plate and a backup interface module. The base plate may comprise a frame, one or more detachable hinges, and/or two or more multi-terminals. The base plate may include a plurality of multi-terminals. The multi-terminals may be arranged to connect to one or more load groups, power sources, power devices, other multi-terminals, etc. Each load group that is connected to the multi-terminals may be disconnected from the utility grid and connected to the one or more sources of backup power in the case of a utility grid shutdown.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: June 11, 2024
    Assignee: Solaredge Technologies Ltd.
    Inventors: Igor Morozov, Frank Bakker, Bryon Gomberg
  • Patent number: 12003098
    Abstract: An auxiliary power system is provided. The auxiliary power system includes a back plane including one or more power inputs and a plurality of mating provisions. The back plane is configured to receive a first electrical power at the one or more power input and output the first electrical power through the plurality of mating provisions. The auxiliary power system further includes a plurality of power modules, each electrically coupled and mechanically coupled to the back plane at one of the plurality of mating provisions and configured to convert the first electrical power to a second electrical power. The auxiliary power system further includes a plurality of auxiliary devices each respectively electrically coupled to at least one power module of the plurality of power modules and configured to receive the second electrical power from the at least one power module.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: June 4, 2024
    Assignee: GE Grid GmbH
    Inventor: Chester Stanley Jezierski, Jr.
  • Patent number: 11984708
    Abstract: A power supply circuit for use with a power supply system. The power supply circuit can be provided within a power supply module connected with one or more additional power supply modules as part of the power supply system. The power supply circuit includes an optocoupler and a resistor ladder connected to the optocoupler. The circuit asserts a synchronization signal responsive to the optocoupler being energized.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: May 14, 2024
    Assignee: Rockwell Automation Technologies, Inc.
    Inventors: James E. Widen, Jr., Brian P. Brown