Patents by Inventor Chien Lai
Chien Lai 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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Patent number: 12242307Abstract: An electronic device with movable foot pad, including a body and a foot pad module, is provided. The body has a bottom surface. The foot pad module includes a first foot pad, at least one second foot pad, and at least one rotating shaft connecting the first and second foot pads. The second foot pad is rotated relative to the first foot pad by the rotating shaft to switch the foot pad module between first and second states. An axial direction of the rotating shaft is inclined relative to the bottom surface. In the first state, the body is supported on the platform by the first and second foot pads. In the second state, the second foot pad is rotated 180 degrees relative to the first foot pad in the axial direction and protrudes from the first foot pad to support the body on the platform by the second foot pad.Type: GrantFiled: May 18, 2023Date of Patent: March 4, 2025Assignee: COMPAL ELECTRONICS, INC.Inventors: I-Hsuan Tsai, Chia-Wei Chen, Yu-Sheng Lai, Tzu-Chien Lai
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Publication number: 20250023277Abstract: The present disclosure provides an electrical connection assembly including a first electrical connector and a second electrical connector. The first electrical connector includes a first terminal. The first terminal includes a contact part. The second electrical connector is configured to pluggably connect with the first electrical connector, and includes a second terminal. The second terminal includes a recess. The recess is inwardly recessed from a surface of the second terminal and includes a connection section and a bottom. The connection section is in connection between the bottom and the surface of the second terminal, and includes a plurality of contact portions. The contact part of the first terminal is in connection with the recess of the second terminal, and the contact part of the first terminal is in contact with the bottom and the contact portions of the recess of the second terminal to form a multi-points contact.Type: ApplicationFiled: July 12, 2024Publication date: January 16, 2025Inventors: Chien-An Lai, Yu-Tai Wang, Hao-Peng Cheng, I Chen
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Publication number: 20240429817Abstract: A power supply unit includes an input terminal, an output terminal, a main circuit, an ORing field effect transistor, a driving circuit and a switch. The main circuit is connected between the input terminal and the output terminal. The ORing field effect transistor is connected between the output terminal and the main circuit. The driving circuit is connected with a control terminal of the ORing field effect transistor. The driving circuit generates a control signal to control the ORing field effect transistor. The switch is connected between the driving circuit and the control terminal of the ORing field effect transistor. Before the power supply unit is plugged into a system bus of a power supply system, the control signal from the driving circuit is bypassed by the switch. Consequently, the ORing field effect transistor is turned off.Type: ApplicationFiled: May 8, 2024Publication date: December 26, 2024Inventors: Chien-An Lai, Lin-Ya Tsai, Chang-Yuan Hsu
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Publication number: 20240429809Abstract: A power supply apparatus includes a power factor correction circuit, an LLC converter, an auxiliary conversion circuit, a secondary side controller and a voltage tracking circuit. The power factor correction circuit is used for converting a DC link voltage into a first voltage. The LLC converter includes a primary side circuit and a secondary side circuit, which are coupled with each other. The primary side circuit receives the first voltage. The first voltage is converted into an auxiliary voltage by the auxiliary conversion circuit. The voltage tracking circuit detects the auxiliary voltage and issues a detection signal to the secondary side controller. The secondary side controller tracks a ripple change of the DC link voltage and instantly generates a reverse waveform opposite to a waveform of the DC link voltage. The secondary side controller controls the operations of the LLC converter according to the reverse waveform.Type: ApplicationFiled: May 6, 2024Publication date: December 26, 2024Inventors: Chien-An Lai, I Chen
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Publication number: 20240388864Abstract: Implementations generally relate to providing an environmental artificial intelligence soundscape experience. In some implementations, a method includes receiving an environmental recording of a target environment, wherein the environmental recording comprises a soundscape recording. The method further includes transmitting the environmental recording to at least one home entertainment system. The method further includes enabling the at least one home entertainment system to present the environmental recording such that a presentation of the environmental recording replicates the target environment in an immersive experience.Type: ApplicationFiled: October 17, 2023Publication date: November 21, 2024Applicant: Sony Group CorporationInventors: Marvin DeMerchant, Elizabeth Quepons, Annie Lin, Priyana Patel, Kara Bates, Vanessa Chien Lai
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Publication number: 20240331770Abstract: A memory circuit includes a bias voltage generator including a first node, a current source coupled between a first power supply node and the first node, and a first transistor and a first resistive device coupled in series between the first node and a power reference node. A drive circuit includes a second node, an amplifier including a first input terminal coupled to the first node and a second input terminal coupled to the second node, and a second transistor coupled between a second power supply node and the second node and including a gate coupled to an output terminal of the amplifier, and a resistive random-access memory (RRAM) device is coupled between the second node and the power reference node.Type: ApplicationFiled: June 14, 2024Publication date: October 3, 2024Inventors: Chung-Cheng CHOU, Hsu-Shun CHEN, Chien-An LAI, Pei-Ling TSENG, Zheng-Jun LIN
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Publication number: 20240322701Abstract: A synchronous rectification control method for a resonant power supply includes steps as follows. First, setting an initial conduction width of a synchronous rectification switch, which is less than a maximum conduction width. Afterward, detecting a voltage waveform across two ends of a body diode of the synchronous rectification switch. Afterward, calculating a resonant frequency according to the voltage waveform. Finally, determining the maximum conduction width of the synchronous rectification switch.Type: ApplicationFiled: June 26, 2023Publication date: September 26, 2024Inventors: Lin-Ya TSAI, Chien-An LAI
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Patent number: 12014776Abstract: A memory circuit includes a bias voltage generator including a bias voltage node, an activation voltage generator including a resistive device, and a first amplifier, a drive circuit including a second amplifier including an input terminal coupled to the bias voltage node, and a resistive random-access memory (RRAM) array. The activation voltage generator and the first amplifier are configured to generate a portion of a bias voltage level on the bias voltage node based on a resistance of the resistive device, and the drive circuit is configured to output a drive voltage having the bias voltage level to the RRAM array.Type: GrantFiled: July 1, 2022Date of Patent: June 18, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chung-Cheng Chou, Hsu-Shun Chen, Chien-An Lai, Pei-Ling Tseng, Zheng-Jun Lin
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Patent number: 12001774Abstract: A method for curing antenna violations on an integrated circuit that includes multiple levels includes: obtaining a design of a circuit, the design including a first element connected to first device and a second element connected to one or more second devices, wherein the first and second elements both receive a common signal; determining that an antenna violation exists in on the first element at a first level of the multiple levels; and modifying the design of the circuit to add a connected between the first element and the second element at the first layer or at a layer below the first layer.Type: GrantFiled: August 3, 2021Date of Patent: June 4, 2024Assignee: International Business Machines CorporationInventors: Amanda Christine Venton, Peter Milton Nasveschuk, Christopher Joseph Berry, Eric Chien Lai
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Publication number: 20240161966Abstract: A planar magnetic component is arranged on a circuit board of a resonant converter, and the resonant converter includes a primary-side circuit and a secondary-side circuit. The planar magnetic component includes an inductor trace, a primary-side trace, a secondary-side trace, and an iron core assembly. The iron core assembly includes an inductor iron core and an iron core. The primary-side trace surrounds the first through hole in a first direction and surrounds the second through hole in a second direction to form an ?-shaped trace. The inductor trace is formed on the primary-side layer board and coupled to the primary-side trace, and two ends of the inductor trace form an input terminal and an output terminal of the planar magnetic component.Type: ApplicationFiled: November 13, 2023Publication date: May 16, 2024Inventors: Yi-Sheng CHANG, Chien-An LAI, Yi-Hsun CHIU, Chun-Yu YANG
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Publication number: 20240162833Abstract: A power supply unit supplies power to a load, and the power supply unit includes a power factor corrector, a DC conversion module, and an isolated conversion module. The power factor corrector is plugged into a first main circuit board and converts an AC power into a DC power. The DC conversion module is plugged into the first main circuit board and converts the DC power into a main power. The isolated conversion module includes a bus capacitor, the bus capacitor is coupled to the DC conversion module through a first power copper bar, and coupled to the power factor corrector through a second power copper bar. The first power copper bar and the second power copper bar are arranged on a side opposite to the first main circuit board, and are arranged in parallel with the first main circuit board.Type: ApplicationFiled: November 13, 2023Publication date: May 16, 2024Inventors: Yi-Sheng CHANG, Cheng-Chan HSU, Chia-Wei CHU, Chun-Yu YANG, Deng-Cyun HUANG, Yi-Hsun CHIU, Chien-An LAI, Yu-Tai WANG, Chi-Shou HO, Zhi-Yuan WU, Ko-Wen LU
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Publication number: 20240161969Abstract: A planar magnetic component is arranged on a circuit board of a resonant converter, and the resonant converter includes a primary-side circuit and a secondary-side circuit. The planar magnetic component includes an inductor trace, an inductor iron core, and a current transformer trace. The inductor trace is arranged on the primary-side circuit and formed one layer board of the circuit board to serve as a resonant inductor coupled to the primary-side circuit. The inductor iron core includes a core pillar, and the core pillar penetrates a through hole of the circuit board, and the inductor trace surrounds the through hole. The current transformer trace is formed on the circuit board to serve as a current transformer coil coupled to the resonant inductor. The current transformer trace surrounds the through hole to form a common-core structure that shares the inductor iron core.Type: ApplicationFiled: November 13, 2023Publication date: May 16, 2024Inventors: Yi-Hsun CHIU, Yi-Sheng CHANG, Chien-An LAI, Chia-Wei CHU
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Publication number: 20240030233Abstract: A lighting module, an electronic device, and a display panel are provided. The lighting module includes a carrier, a first metal circuit layer, a first transparent conductive layer, a first insulating layer, a second transparent conductive layer, a second metal circuit layer, a bonding structure layer, and a plurality of lighting units. The bonding structure layer is configured to allow the second metal circuit layer to be well bonded to the first insulating layer, so that a resistance value of the lighting module is decreased, and a pressure drop is reduced.Type: ApplicationFiled: July 20, 2023Publication date: January 25, 2024Inventors: WEI-LIANG CHEN, CHUNG-CHAN WU, WEN-CHIEN LAI, HAN-HSING PENG
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Patent number: 11874713Abstract: An electronic device includes a first body including a first part and a second part hinged to each other, a second body, and a hinge structure hinged between an edge of the second body and the second part. The first part has a recess. When the second body is unfolded relative to the first body from a folded state to a first unfolded state, the hinge structure pushes against the first part to rotate the first part relative to the second part. When the second body is continuously unfolded relative to the first body from the first unfolded state to a second unfolded state, the edge of the second body pushes against the first part, so that the first part continues to rotate relative to the second part. When the second body is in the folded state, the hinge structure is at least partially accommodated in the recess.Type: GrantFiled: August 3, 2022Date of Patent: January 16, 2024Assignee: COMPAL ELECTRONICS, INC.Inventors: Wei-Ting Chen, Tzu-Chien Lai, I-Hsuan Tsai, Chien Chiu, I-Lung Chen, Tsai-Sheng Yang
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Publication number: 20230402075Abstract: A memory device is provided, the memory device includes multiple cells arranged in a matrix of multiple rows and multiple columns. The memory device further includes multiple bit lines each of which is connected to first cells of the multiple cells arranged in a row of the multiple rows. A voltage control circuit is connectable to a selected bit line of the multiple bit lines and includes a voltage detection circuit that detects an instantaneous supply voltage and a voltage source selection circuit connected to the voltage detection circuit. The voltage source selection circuit selects a voltage source from multiple voltage sources based on the detected instantaneous supply voltage. The voltage source selection circuit includes a switch that connects the selected voltage source to the selected bit line to provide a write voltage.Type: ApplicationFiled: August 18, 2023Publication date: December 14, 2023Inventors: CHIEN-AN LAI, CHUNG-CHENG CHOU, YU-DER CHIH
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Publication number: 20230376090Abstract: An electronic device with movable foot pad, including a body and a foot pad module, is provided. The body has a bottom surface. The foot pad module includes a first foot pad, at least one second foot pad, and at least one rotating shaft connecting the first and second foot pads. The second foot pad is rotated relative to the first foot pad by the rotating shaft to switch the foot pad module between first and second states. An axial direction of the rotating shaft is inclined relative to the bottom surface. In the first state, the body is supported on the platform by the first and second foot pads. In the second state, the second foot pad is rotated 180 degrees relative to the first foot pad in the axial direction and protrudes from the first foot pad to support the body on the platform by the second foot pad.Type: ApplicationFiled: May 18, 2023Publication date: November 23, 2023Applicant: COMPAL ELECTRONICS, INC.Inventors: I-Hsuan Tsai, Chia-Wei Chen, Yu-Sheng Lai, Tzu-Chien Lai
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Patent number: 11735238Abstract: A memory device is provided, the memory device includes multiple cells arranged in a matrix of multiple rows and multiple columns. The memory device further includes multiple bit lines each of which is connected to first cells of the multiple cells arranged in a row of the multiple rows. A voltage control circuit is connectable to a selected bit line of the multiple bit lines and includes a voltage detection circuit that detects an instantaneous supply voltage and a voltage source selection circuit connected to the voltage detection circuit. The voltage source selection circuit selects a voltage source from multiple voltage sources based on the detected instantaneous supply voltage. The voltage source selection circuit includes a switch that connects the selected voltage source to the selected bit line to provide a write voltage.Type: GrantFiled: June 30, 2022Date of Patent: August 22, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chien-An Lai, Chung-Cheng Chou, Yu-Der Chih
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Publication number: 20230248391Abstract: A consumable component of an injecting physiological monitor includes a housing, an injecting module, a physiological monitor, and a carrier. The injecting module is movably assembled on the housing. The physiological monitor is disposed in the housing and located on a movement path of the injecting module. A part of a structure of the physiological monitor is accommodated in a part of a structure of the injecting module. The carrier is disposed in the housing and located on a movement path of the injecting module and the physiological monitor. The carrier and the physiological monitor are separated from each other and located on opposite sides of the housing. The housing and the injecting module are adapted to be assembled to an injector. The injector is adapted to drive the physiological monitor to be assembled to the carrier through the injecting module.Type: ApplicationFiled: December 13, 2022Publication date: August 10, 2023Applicant: COMPAL ELECTRONICS, INC.Inventors: Wei-Ting Chen, Tzu-Chien Lai, I-Hsuan Tsai, Chien Chiu
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Patent number: D1030070Type: GrantFiled: November 1, 2022Date of Patent: June 4, 2024Assignee: COMPAL ELECTRONICS, INC.Inventors: I-Hsuan Tsai, Tzu-Chien Lai, Chien Chiu
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Patent number: D1065452Type: GrantFiled: September 8, 2022Date of Patent: March 4, 2025Assignee: GLOBE UNION INDUSTRIAL CORP.Inventors: Yu-Chien Yang, Yi-Shan Chiang, Ya-Chieh Lai, Chun-Yi Tu, Wei-Jen Chen, Tun-Yao Tsai