Patents by Inventor Bo Sheng
Bo Sheng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240141549Abstract: The present disclosure discloses a preparation method of an aluminum nitride (AlN) composite structure based on a two-dimensional (2D) crystal transition layer. The preparation method of the present disclosure includes: transferring the 2D crystal transition layer on a first periodic groove of an epitaxial substrate; forming a second periodic groove staggered with the first periodic groove on the 2D crystal transition layer; depositing a supporting protective layer; depositing a functional layer of a required AlN-based material; and removing the 2D crystal transition layer through thermal oxidation to obtain a semi-suspended AlN composite structure. The preparation method of the present disclosure has low difficulty and is suitable for large-scale industrial production.Type: ApplicationFiled: October 31, 2023Publication date: May 2, 2024Applicant: PEKING UNIVERSITYInventors: Xinqiang WANG, Fang LIU, Zhaoying CHEN, Bowen SHENG, Yucheng GUO, Bo SHEN
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Publication number: 20240136481Abstract: A micro light-emitting diode display device includes a substrate, a first planarization layer, a first light-emitting element, and a second planarization layer. The first planarization layer is disposed on the substrate and has a first opening. The first opening has a first opening inner wall. The first light-emitting element is disposed on the substrate, in the first opening, and separated from the first opening inner wall. The second planarization layer is disposed on the substrate and between the first planarization layer and the first light-emitting element. The second planarization layer is in contact with the first light-emitting element.Type: ApplicationFiled: October 18, 2023Publication date: April 25, 2024Inventors: Bin-Cheng LIN, Chieh-Ming Chen, Bo-Ru Jian, Chi-Sheng Liao, Ta-Wen Liao
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Publication number: 20240119283Abstract: A method of performing automatic tuning on a deep learning model includes: utilizing an instruction-based learned cost model to estimate a first type of operational performance metrics based on a tuned configuration of layer fusion and tensor tiling; utilizing statistical data gathered during a compilation process of the deep learning model to determine a second type of operational performance metrics based on the tuned configuration of layer fusion and tensor tiling; performing an auto-tuning process to obtain a plurality of optimal configurations based on the first type of operational performance metrics and the second type of operational performance metrics; and configure the deep learning model according to one of the plurality of optimal configurations.Type: ApplicationFiled: October 6, 2023Publication date: April 11, 2024Applicant: MEDIATEK INC.Inventors: Jui-Yang Hsu, Cheng-Sheng Chan, Jen-Chieh Tsai, Huai-Ting Li, Bo-Yu Kuo, Yen-Hao Chen, Kai-Ling Huang, Ping-Yuan Tseng, Tao Tu, Sheng-Je Hung
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Patent number: 11945873Abstract: Antitumor antagonists that bind specifically to immune checkpoint regulators, angiogenesis pathway regulators and/or TGF pathway regulators are disclosed. Also disclosed are methods for treating proliferative disorders, infections, and immunological disorders with the antitumor antagonists described herein.Type: GrantFiled: April 16, 2021Date of Patent: April 2, 2024Assignee: GENSUN BIOPHARMA, INC.Inventors: Jackie Sheng, Bo Liu, Margaret Karow
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Publication number: 20240097573Abstract: A control circuit for an isolated power converter includes a first sensing circuit that senses a secondary side output voltage and produces a pulse wave modulation (PWM) signal having a duty cycle that is proportional to a value of the secondary side output voltage. The PWM is transferred across the converter isolation barrier to the primary side, and a primary side circuit receives the PWM signal and outputs a control signal. A controller determines the value of the secondary side output voltage from the control signal and uses the value to control primary side power switching devices of the isolated power converter to regulate the secondary side output voltage at a selected value.Type: ApplicationFiled: July 24, 2023Publication date: March 21, 2024Inventors: Yan-Fei Liu, Yang Chen, Binghui He, Wenbo Liu, Bo Sheng
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Publication number: 20240089611Abstract: The present invention relates to a method of image fusion, which uses the brightness difference of the current frame and the previous frame to determine whether the pixel in a frame image is static or dynamic. If the current pixel is static, the previous corresponding pixel is superimposed onto the current pixel; if the current pixel is dynamic, the previous corresponding pixel is replaced with the current pixel.Type: ApplicationFiled: September 7, 2023Publication date: March 14, 2024Inventors: Ping-Hung Yin, Yung-Ming Chou, Bo-Jia Lin, Yu-Sheng Liao
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Patent number: 11923252Abstract: A semiconductor device includes a first set of nanostructures stacked over a substrate in a vertical direction, and each of the first set of nanostructures includes a first end portion and a second end portion, and a first middle portion laterally between the first end portion and the second end portion. The first end portion and the second end portion are thicker than the first middle portion. The semiconductor device also includes a first plurality of semiconductor capping layers around the first middle portions of the first set of nanostructures, and a gate structure around the first plurality of semiconductor capping layers.Type: GrantFiled: January 27, 2021Date of Patent: March 5, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Sai-Hooi Yeong, Bo-Feng Young, Chi-On Chui, Chih-Chieh Yeh, Cheng-Hsien Wu, Chih-Sheng Chang, Tzu-Chiang Chen, I-Sheng Chen
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Patent number: 11903175Abstract: A power converter includes an integrated multi-layer cooling structure. The power converter includes a plurality of printed circuit boards (PCBs) stacked together in a generally vertical arrangement. A liquid cooling mechanism is attached to a lower-most PCB, and high loss circuitry components are attached to an opposite side of the lower-most PCB. Low loss circuitry components are attached to further PCBs. Magnetic components may be attached to the further PCBs. The high loss components are actively cooled by the liquid cooling mechanism and the low loss components and magnetic components are passively cooled. The liquid cooling mechanism may be a cold plate heatsink. The power converter may include intermediate PCBs disposed between the upper-most PCB and the lower-most PCB, with low loss circuitry components attached to the intermediate PCBs.Type: GrantFiled: January 24, 2020Date of Patent: February 13, 2024Assignee: MAGNA INTERNATIONAL INC.Inventors: Yang Chen, Wenbo Liu, Andrew Yurek, Bo Sheng, Xiang Zhou, Yan-Fei Liu, Lakshmi Varaha Iyer, Gerd Schlager, Michael Neudorfhofer, Wolfgang Baeck
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Publication number: 20240012057Abstract: Methods and controllers manage battery capacities of two or more portable power station (PPS) units connected together in a parallel arrangement to produce a total output current, wherein a first PPS unit operates as a voltage source and each of a second or more PPS unit operates as a current source. Each PPS unit communicates with a battery capacity controller (BCC) wherein each PPS transmits a battery capacity measure to the BCC at selected time intervals. The BCC uses the battery capacity measures to implement a battery capacity control strategy that determines the amount of output current each of the second or more PPS units contributes to the total output current at each time interval. The BCC transmits a control coefficient to each of the second or more PPS units corresponding to the determined amount of output current to be produced by each of the second or more PPS units.Type: ApplicationFiled: December 12, 2022Publication date: January 11, 2024Inventors: Yan-Fei Liu, Binghui He, Yang Chen, Bo Sheng
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Publication number: 20230420939Abstract: A portable power station (PPS) unit includes a controller that receives AC current information of AC input current at an AC input port and produces a control signal that is used to control the PPS unit to operate as a voltage source or a current source, and to control an AC output current at substantially the same magnitude, frequency, and phase as the AC input current. A PPS apparatus includes two or more PPS units connected together such that the AC output power of one PPS unit is connected to the AC input port of a next PPS unit; wherein a first PPS unit is a voltage source and each of the second or more PPS units is a current source, and a total AC output power of the PPS apparatus is substantially a sum of the AC output power produced by the two or more PPS units.Type: ApplicationFiled: December 12, 2022Publication date: December 28, 2023Inventors: Yan-Fei Liu, Binghui He, Yang Chen, Bo Sheng
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Patent number: 11711023Abstract: A control circuit for an isolated power converter includes a first sensing circuit that senses a secondary side output voltage and produces a pulse wave modulation (PWM) signal having a duty cycle that is proportional to a value of the secondary side output voltage. The PWM is transferred across the converter isolation barrier to the primary side, and a primary side circuit receives the PWM signal and outputs a control signal. A controller determines the value of the secondary side output voltage from the control signal and uses the value to control primary side power switching devices of the isolated power converter to regulate the secondary side output voltage at a selected value.Type: GrantFiled: May 12, 2022Date of Patent: July 25, 2023Assignee: Queen's University at KingstonInventors: Yan-Fei Liu, Yang Chen, Binghui He, Wenbo Liu, Bo Sheng
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Publication number: 20230204889Abstract: A cable distribution box includes a base plate, a proximal wall extending from a first side of the base plate, a distal wall extending from a second side of the base plate, a latch formed on a third side of the base plate, and a cover plate extending from the proximal wall. The latch is configured to secure the cable distribution box to a chassis. The cover plate has a center portion that projects towards the base plate, such that the center portion is configured to wrap a cable thereon. The cover plate is foldable along a length of the proximal wall, relative to the base plate in a clamshell fashion, to enclose the wrapped cable between the cover plate and the base plate. The cover plate includes a locking mechanism that is configured to engage the distal wall, and secure the cover plate onto the base plate.Type: ApplicationFiled: March 21, 2022Publication date: June 29, 2023Inventors: Yaw-Tzorng TSORNG, Chen-Chien KUO, Tang-Shun-Lee CHEN, Bo-Sheng TSAI
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Publication number: 20230126710Abstract: A controller for an AC-DC converter including a rectifier circuit that converts AC input voltage into DC output voltage uses control logic to control the rectifier circuit according to two or more operating modes. Each operating mode determines a gain of the rectifier circuit. The controller selects an operating mode from the two or more operating modes based on at least one of an AC input voltage value and a required DC output voltage value. The AC-DC converter provides a wide range of DC output voltage with power factor correction. The controller may be used with AC-DC converter topologies such as boost converter, isolated boost converter, PWM converter, LLC resonant converter, and LCC resonant converter.Type: ApplicationFiled: October 26, 2022Publication date: April 27, 2023Inventors: Yan-Fei Liu, Binghui He, Yang Chen, Bo Sheng, Wenbo Liu
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Publication number: 20220390166Abstract: A cabinet with anti-condensation mechanism is used to control opening and closing a cabinet door of the cabinet. The cabinet includes a control module, a temperature control module, and a locking module. The control module senses a cabinet-inside temperature inside the cabinet, and senses cabinet-outside temperature and a cabinet-outside humidity outside the cabinet to generate a dew-point threshold value. The temperature control module is used to adjust the cabinet-inside temperature. The locking module is used to lock the cabinet door or unlock the cabinet door. The control module controls the locking module according to the cabinet-inside temperature and the dew-point threshold value, and controls the temperature control module to adjust the cabinet-inside temperature to be greater than or equal to the dew-point threshold value when the control module receives a trigger signal.Type: ApplicationFiled: November 4, 2021Publication date: December 8, 2022Inventors: Mu-Min Lin, Bo-Sheng Li, Chia-Hao Kuo
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Publication number: 20220368238Abstract: A control circuit for an isolated power converter includes a first sensing circuit that senses a secondary side output voltage and produces a pulse wave modulation (PWM) signal having a duty cycle that is proportional to a value of the secondary side output voltage. The PWM is transferred across the converter isolation barrier to the primary side, and a primary side circuit receives the PWM signal and outputs a control signal. A controller determines the value of the secondary side output voltage from the control signal and uses the value to control primary side power switching devices of the isolated power converter to regulate the secondary side output voltage at a selected value.Type: ApplicationFiled: May 12, 2022Publication date: November 17, 2022Inventors: Yan-Fei Liu, Yang Chen, Binghui He, Wenbo Liu, Bo Sheng
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Publication number: 20220103083Abstract: An LLC power converter comprises a switching stage and a resonant tank, the switching stage configured to switch an input power at a switching frequency to apply a switched power to the resonant tank, and the resonant tank includes a resonant inductor, a resonant capacitor, and a parallel inductance. A transformer has a primary winding connected to the resonant tank and a secondary winding. A synchronous rectifier (SR) switch is configured to selectively switch current from the secondary winding to supply a rectified current to a load. An RC filter includes a filter capacitor and a filter resistor connected across the SR switch, with the filter capacitor defining a filter capacitor voltage thereacross. A rectifier driver is configured to drive the SR switch to a conductive state in response to the filter capacitor voltage being less than a threshold value.Type: ApplicationFiled: January 24, 2020Publication date: March 31, 2022Inventors: Xiang ZHOU, Wenbo LIU, Bo SHENG, Yang CHEN, Andrew YUREK, Yan-Fei LIU, Lakshmi Varaha IYER, Gerd SCHLAGER, Michael NEUDORFHOFER, Wolfgang BAECK
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Publication number: 20220103081Abstract: A multi-phase LLC power converter comprises a plurality of LLC phases each including a resonant tank and a switching stage. The resonant tank includes a resonant inductor, a resonant capacitor, and a parallel inductance. The switching stage switches an input power at an operating frequency to apply a switched power to the resonant tank, with the switched power approximating an alternating current (AC) waveform having a switching frequency. A secondary-side controller varies the switching frequency to control an output voltage of the multi-phase LLC power converter. A primary-side controller measures primary-side currents, calculates an initial switch-controlled capacitor (SCC) conduction phase angle for each of the LLC phases, and operates an SCC switch in accordance with an SCC conduction phase angle to adjust the capacitance of the resonant capacitor of an LLC phase to cause each of the LLC phases to have equal resonant frequencies.Type: ApplicationFiled: January 24, 2020Publication date: March 31, 2022Inventors: Bo SHENG, Xiang ZHOU, Wenbo LIU, Yang CHEN, Yan-Fei LIU, Andrew YUREK, Lakshmi Varaha IYER, Gerd SCHLAGER, Michael NEUDORFHOFER, Wolfgang BAECK
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Publication number: 20220094272Abstract: An inductor-inductor-capacitor (EEC) power converter with high efficiency for Electric Vehicle (EV) on-board low voltage DC-DC chargers (LDC) is disclosed. The converter includes a switching bridge with a plurality of bridge switches and configured to generate an output from a direct current input voltage. An EEC tank circuit is coupled to the switching bridge and includes a resonant inductor and a resonant capacitor and a parallel inductor connected between the resonant inductor and the resonant capacitor. The tank circuit is configured to output a resonant sinusoidal current from the output of the switching bridge. At least one transformer has at least one primary winding in parallel with the parallel inductor of the inductor-inductor-capacitor tank circuit and at least one secondary winding. At least one rectifier is coupled to the at least one secondary winding and is configured to output a rectified alternating current.Type: ApplicationFiled: January 24, 2020Publication date: March 24, 2022Inventors: Wenbo LIU, Yang CHEN, Xiang ZHOU, Andrew YUREK, Mojtaba FOROUZESH, Bo SHENG, Sam WEBB, Yan-Fei LIU, Lakshmi Varaha IYER, Gerd SCHLAGER, Michael NEUDORFHOFER, Wolfgang BAECK
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Publication number: 20220087079Abstract: A power converter includes an integrated multi-layer cooling structure. The power converter includes a plurality of printed circuit boards (PCBs) stacked together in a generally vertical arrangement. A liquid cooling mechanism is attached to a lower-most PCB, and high loss circuitry components are attached to an opposite side of the lower-most PCB. Low loss circuitry components are attached to further PCBs. Magnetic components may be attached to the further PCBs. The high loss components are actively cooled by the liquid cooling mechanism and the low loss components and magnetic components are passively cooled. The liquid cooling mechanism may be a cold plate heatsink. The power converter may include intermediate PCBs disposed between the upper-most PCB and the lower-most PCB, with low loss circuitry components attached to the intermediate PCBs.Type: ApplicationFiled: January 24, 2020Publication date: March 17, 2022Inventors: Yang CHEN, Wenbo LIU, Andrew YUREK, Bo SHENG, Xiang ZHOU, Yan-Fei LIU, Lakshmi Varaha IYER, Gerd SCHLAGER, Michael NEUDORFHOFER, Wolfgang BAECK
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Patent number: 10959125Abstract: A collaborative transmission method and a transmission device based on UDP (User Datagram Protocol) and TCP (Transmission Control Protocol) connections are provided. The collaborative transmission method comprises: calculating a first rate and obtaining a first parameter, wherein the first rate is a rate using TCP to transmit packets and the first parameter is associated with the variation degree of the first rate; after obtaining the first rate, calculating a number of packets to be sent according to a target bit rate, the first parameter, the first rate, and a packet size, wherein the number of packets to be sent is the number of packets expected to be transmitted via UDP; and determining to use either UDP or TCP to send the packet according to a transmission flag and updating the number of packets to be sent when the packet number is not zero.Type: GrantFiled: December 26, 2018Date of Patent: March 23, 2021Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yeh-Kai Chou, Cheng-Sheng Weng, Chi-Huang Shih, Bo-Sheng Chen