Patents Examined by Dung V Bui
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Patent number: 10780786Abstract: A system, method, and computer-readable storage medium to dynamically manage heat in an electric energy storage system, such as a battery pack or ultra-capacitor pack system in a system or device having a variable electrical loads that may impact performance or life, such as in an electric vehicle.Type: GrantFiled: October 6, 2017Date of Patent: September 22, 2020Inventor: Robert Del Core
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Patent number: 10770910Abstract: A device capable of being used for a long time is achieved. A power supply, a connection method of a power supply, or a connecting member, for easy attachment and detachment and non-detachment when in use, is provided. A power supply, a connection method of a power supply, or a connecting member for easy replacement is provided. A highly designed power supply is provided. Power from a battery is supplied to an electronic device through a connecting member including a pipe, a spring, and a pair of pivots. The pair of pivots are electrically insulated from each other, and electrically connected to any one of a pair of electrodes of the battery. The electronic device into which the pair of pivots are inserted includes a pair of bearings capable of receiving power.Type: GrantFiled: February 16, 2017Date of Patent: September 8, 2020Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Ryota Tajima, Kensuke Yoshizumi
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Patent number: 10752119Abstract: An intelligent power distributing system for charging station includes at least one charging module; an intelligent switching unit coupled to the at least one charging module; at least two charging guns coupled to the intelligent switching unit; and at least two system controlling and monitoring units coupled to the at least two charging guns respectively, each of the at least two system controlling and monitoring units being coupled to the at least one charging module, one of the at least two system controlling and monitoring units transmitting instructions to the intelligent switching unit according to the power outputting states of the at least two charging guns, such that the intelligent switching unit dynamically distributes the charging power of the at least one charging module to one or more of the at least two charging guns.Type: GrantFiled: March 7, 2017Date of Patent: August 25, 2020Assignee: PHIHONG TECHNOLOGY CO., LTDInventors: Chun-Chen Chen, Jian-Hsieng Lee, YingChieh Yeh, Hsiao-Tung Ku
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Patent number: 10749353Abstract: An electric power tool that receives driving power from a rechargeable battery includes loads and a control circuit that controls supply of the driving power from the rechargeable battery to the loads. The control circuit sets and stores for each of the loads a reference voltage value of the rechargeable battery used for stopping or issuing a notification in order to obviate over-discharging of the rechargeable battery.Type: GrantFiled: February 27, 2015Date of Patent: August 18, 2020Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Naoki Tsuruta, Masaki Ikeda, Tatsuya Miwa
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Patent number: 10734717Abstract: An antenna include a resonator element configured to radiate a wireless signal and a substrate embedding the resonator. The resonator element may be a 3D resonator element. The 3D resonator element may be a helical resonator element.Type: GrantFiled: October 13, 2015Date of Patent: August 4, 2020Assignee: ENERGOUS CORPORATIONInventor: Alister Hosseini
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Patent number: 10734819Abstract: A method of operating a first battery server for use with a first node of a power interchange system that distributes direct current (DC) power between nodes, wherein each node of the nodes comprises a storage battery to store electrical energy and a battery server to control transmission of DC power from the storage battery of the node to one or more other nodes and to control receipt of DC power at the node from one or more storage batteries of one or more other nodes. The method comprises, in response to detecting that a state of charge of the first storage battery and/or a usage rate of power satisfies one or more conditions, requesting that a master node of the power interchange system control transmission of power from another node of the nodes to the first node, wherein the master node is one of the nodes.Type: GrantFiled: July 8, 2015Date of Patent: August 4, 2020Assignee: Sony CorporationInventors: Tadashi Morita, Annette Werth
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Patent number: 10714960Abstract: In a wireless charging device that includes a resonator having coil windings, a magnetic field can be generated by the resonator. The wireless charging device can include a feed point connected to an inner winding of the coil windings of the resonator. The resonator can inductively couple with a power receiving unit such that the an outer winding of the coil windings limit Eddy current generation in one or more conductive surfaces positioned adjacent to the power receiving unit. The feed point can be selectively connected to the inner winding of the coil in a first mode of operation and the outer winding of the coil in a second mode of operation. The inner winding can have a larger current than the outer winding.Type: GrantFiled: December 22, 2015Date of Patent: July 14, 2020Assignee: Intel CorporationInventors: Essam Elkhouly, Songnan Yang, Zhen Yao
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Patent number: 10707689Abstract: A battery charger can include a charger controller configured to determine a total charge time that characterizes a time needed to charge a battery, the total charge time being based on a received state of charge (SOC) of the battery that characterizes a present SOC of the battery. The charger controller can also be configured to determine a charging start time for the battery based on a predetermined full charge time and the total charge time.Type: GrantFiled: July 3, 2018Date of Patent: July 7, 2020Assignee: TEXAS INSTRUMENTS INCORPORATEDInventor: Yevgen Barsukov
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Patent number: 10693308Abstract: Embodiments describe a wireless charging device including: a housing having a charging surface, the housing including first and second walls defining an interior cavity; a transmitter coil arrangement disposed within the interior cavity; a plurality of cowlings for confining the plurality of planar transmitter coils in their respective positions; an interconnection structure positioned within the interior cavity between the transmitter coil arrangement and the second wall, the interconnection structure including a plurality of packaged electrical components mounted onto the interconnection structure; and a plurality of standoffs coupled to the interconnection structure and configured to electrically couple the transmitter coil arrangement to the plurality of packaged electrical components.Type: GrantFiled: September 8, 2017Date of Patent: June 23, 2020Assignee: Apple Inc.Inventors: Eric S. Jol, Christopher S. Graham, Darshan R. Kasar, Demetrios B. Karanikos
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Patent number: 10680213Abstract: The present invention relates to a secondary battery module comprising a cartridge assembly in which at least two or more cartridges are stacked and combined, wherein the module comprises one or more fixed members provided on the outer surface thereof in order to configure a battery pack in which one or more modules are mechanically/electrically connected in series or in parallel with each other.Type: GrantFiled: February 5, 2016Date of Patent: June 9, 2020Assignee: LG CHEM, LTD.Inventors: Bum-Hyun Lee, Jin-Kyu Shin
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Patent number: 10673487Abstract: The disclosure relates generally to method, system and apparatus to optimize wireless charging to identify a proximal Near-Field Communication (NFC) tag and prevent damage by a magnetic wireless charging field. The disclosed embodiment provide different methods for NFC tag detection without impacting A4WP wireless charging. In an exemplary method, dedicated NFC reader is used to interleave the NFC and A4WP signals on the same coil. In one implementation the signals are frequency-multiplexed. In another implementation, the signals are time-multiplexed.Type: GrantFiled: September 23, 2015Date of Patent: June 2, 2020Assignee: Intel CorporationInventors: Jie Gao, Songnan Yang, Anand S. Konanur, Xintian Lin, Ulun Karacaoglu
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Patent number: 10647218Abstract: A system for thermally conditioning a battery pack of an electric vehicle includes at least one battery pack mounted within the electric vehicle having at least one cell; circuitry in that determines a battery total charge of the at least one battery pack, a thermal conditioning system in thermal communication with the at least one battery pack system configured to heat or cool the at least one cell of the at least one battery pack, a vehicle positioning system in communication configured to determine a location of the electric vehicle, and a map database. The circuitry is configured to determine when the battery total charge of the at least one battery pack should be charged, determine, when the electric vehicle is traveling, a travel time between the electric vehicle and the one or more charging stations, and instruct the thermal conditioning system to thermally condition the at least one battery pack based on the travel time to reduce the time needed to charge the at least one battery pack.Type: GrantFiled: April 12, 2019Date of Patent: May 12, 2020Assignee: Bordin New Energy Vehicle Corporation, Inc.Inventors: Clay Huang, Yonghua Li
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Patent number: 10647208Abstract: A charging control unit determines whether the electric vehicles are coupled to the respective charging ports and calculates the estimate value Tc and the estimate value Tr for every charging port coupled. The estimate value Tc is the period from start of charging to completion of charging. The estimate value Tr is the period from completion of charging to departure. The charging control unit, when the electric vehicle coupled t last is set to the N-th vehicle and the electric vehicles already coupled are set to the first to N?1-th vehicles in the order of being coupled, and only when Formula (4) is satisfied by all the first to N?1-th vehicles, starts charging of the N-th vehicle. The charging control unit controls to resume charging of the vehicle that was charging immediately before the N-th vehicle started charging as soon as charging of the N-th vehicle finishes.Type: GrantFiled: May 29, 2015Date of Patent: May 12, 2020Assignee: Nissan Motor Co., Ltd.Inventors: Noboru Nakano, Yoshio Shimoida, Takashi Yoshida
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Patent number: 10651662Abstract: Disclosed herein is an overcharge protection device including a diagnostic function. The overcharge protection device comprises: a mechanical overcharge protection device, connected between the relay actuation coil of a main relay and a ground, for disconnecting the connection between the relay actuation coil and the ground when the degree of swelling of a battery is equal to or greater than a predetermined value; and a control unit for diagnosing whether the mechanical overcharge protection device is operating or has failed by detecting the voltage between the two ends of the mechanical overcharge protection device. Accordingly, because whether the mechanical overcharge protection device is operating or has failed may be diagnosed accurately, it is possible to detect in advance that the mechanical overcharge protection device may not be operating normally due to the defects or failure thereof whereby a fail-safe overcharge protection device may be embodied and safety may be improved.Type: GrantFiled: September 30, 2015Date of Patent: May 12, 2020Assignee: SK INNOVATION CO., LTD.Inventors: Yun Nyoung Lee, Dong Hun Lim
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Patent number: 10637260Abstract: An apparatus for controlling charging of a battery includes a battery unit including a battery, a first relay connected with the battery, and a second relay interposed between the first relay and a rapid charging port to charge the battery with charging power from a rapid charger connected with the rapid charging port, if the first relay and the second relay are controlled to be on. The apparatus includes a charging controller that controls the first relay and the second relay to be on or off and to determine a welding state of the second relay, if the rapid charger is connected with the rapid charging port, to control charging of the battery in a charging sequence corresponding to the welding state of the second relay.Type: GrantFiled: September 19, 2017Date of Patent: April 28, 2020Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventor: Young Chan Byun
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Patent number: 10629960Abstract: A method of recycling a battery pack includes first to third steps. The first step is a step of estimating an amount of generation of Ni2O3H in a positive electrode of the battery pack based on a voltage value and a temperature of the battery pack. The second step is a step of recycling the battery pack for a high-capacity application when the estimated amount of generation is equal to or smaller than a prescribed reference amount. The third step is a step of recycling the battery pack for a high input-and-output application when the estimated amount of generation is greater than the reference amount and not greater than a reference amount.Type: GrantFiled: August 13, 2018Date of Patent: April 21, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kenji Takahashi, Hiroyuki Kaiya
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Patent number: 10551443Abstract: A battery deterioration determination device includes a temperature sensor that detects a temperature of a battery; and a determination unit that determines whether the battery has deteriorated or not, wherein the determination unit executes a different deterioration determination process between a first case where the temperature detected by the temperature sensor is less than a predetermined temperature and a second case where the temperature detected by the temperature sensor is equal to or higher than a predetermined temperature.Type: GrantFiled: September 23, 2015Date of Patent: February 4, 2020Assignee: GS YUASA INTERNATIONAL LTD.Inventors: Takeyuki Shiraishi, Atsushi Fukushima
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Patent number: 10476295Abstract: In an embodiment a device comprises an output port configured to output an output voltage and an output current, a measurement module configured to measure the output current, and a controller configured to set an output voltage at a first level, receive a first measured output current, set an output voltage at a second level receive a second measured output current, compare the first measured output current and the second measured output current, increase the output voltage if the second measured output current is less than the first measured output current, and decrease the output voltage if the second measured output current is the same as or greater than the first measured output current.Type: GrantFiled: August 22, 2016Date of Patent: November 12, 2019Assignee: Microsoft Technology Licensing, LLCInventor: Harri Lampinen
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Patent number: 10461561Abstract: The present disclosure provides a battery charging apparatus and a battery charging protection control method. A power adapter in the battery charging apparatus performs data communication with a charging control circuit; when the power adapter determines that overvoltage and/or overcurrent occurs in the direct current output by a communication interface of the power adapter, the power adapter notifies the charging control circuit to drive a controller in the electronic device to switch off a communication interface of the electronic device and switches off the direct current output automatically; when the charging control circuit; determines that overvoltage and/or overcurrent occurs upon receiving output voltage and output current of the power adapter, the charging control circuit notifies the power adapter to switch off the direct current output and drives the controller in the electronic device to switch off the communication interface of the electronic device.Type: GrantFiled: May 14, 2014Date of Patent: October 29, 2019Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Jialiang Zhang, Kewei Wu, Wenqiang Cheng, Yuanxiang Hu
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Patent number: 10439255Abstract: Light is transmitted through or from a separator of a battery cell or scattered within a battery cell and received by one or more light detectors. The light that is normally transmitted through the separator is scattered, absorbed, wavelength-shifted or otherwise distorted by an impending fault in the vicinity of or within the separator. The change in light due to the impending fault is measured by a detector and a signal from the detector is processed to identify the impending fault so that a warning can be generated indicative of the impending fault.Type: GrantFiled: August 9, 2013Date of Patent: October 8, 2019Assignee: Battelle Memorial InstituteInventors: James E. Dvorsky, Steven M. Risser, James H. Saunders, Alexander C. Morrow, David W. Nippa