Patents by Inventor Kai-An CHUANG
Kai-An CHUANG 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: 12279396Abstract: A storage assembly includes a cage, a circuit backplate, a tray and an auxiliary mounting linkage. The cage has a mounting space, an opening and a first pressed protruding portion. The opening is connected to the mounting space, and the first pressed protruding portion is located in the mounting space. The circuit backplate and the tray is disposed in the mounting space. The auxiliary mounting linkage includes a first link, a second link and a connecting link. The first link has a first end and a second end opposite to each other. The second link has a first end and a second end opposite to each other. The first ends are pivotally disposed on the tray. Two opposite ends of the connecting link are pivotally disposed on the second ends, respectively. Each of the first ends has an assembly protruding portion and a disassembly protruding portion.Type: GrantFiled: June 7, 2023Date of Patent: April 15, 2025Assignees: INVENTEC (PUDONG) TECHNOLOGY CORPORATION, INVENTEC CORPORATIONInventor: Kai Chuang
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Patent number: 12221037Abstract: An auxiliary vehicle mirror device includes a main rod unit, a securing unit and an auxiliary mirror unit. The main rod unit includes a connecting rod, first and second fixture rods connected perpendicularly to opposite ends of the connecting rod and extending respectively in opposite directions, and first and second ball fixtures disposed respectively on the first and second fixture rods. The first ball fixture is engaged with a first socket seat of the securing unit to be freely rotatable relative to it. The second ball fixture is engaged with a second socket seat of the auxiliary mirror unit to be freely rotatable relative to it.Type: GrantFiled: March 18, 2022Date of Patent: February 11, 2025Assignee: KEN SEAN INDUSTRIES CO., LTD.Inventors: Peng-Kai Chuang, Pei-Yu Hsieh
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Patent number: 12185520Abstract: The present application provides a method of manufacturing a memory device.Type: GrantFiled: January 24, 2022Date of Patent: December 31, 2024Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Ching-Kai Chuang
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Patent number: 12160972Abstract: A hard disk bracket configured to be installed on a case includes a tray, a base, a handle, a pin, and a latch. The tray has an accommodating space. The base is connected to the tray. The handle is disposed in the base and has a first slide part detachably fastened with the base. The pin is disposed through the handle and the base. The latch is disposed in the base and is detachably fastened with the case. The latch is fastened with the handle and has a second slide part penetrating the handle for extending outside the base.Type: GrantFiled: August 10, 2023Date of Patent: December 3, 2024Assignee: PEGATRON CORPORATIONInventors: Wei-Cheng Liu, Hsin-Kai Chuang
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Publication number: 20240362174Abstract: A driver adaptable to a debugging system includes a driver controller, and a driver general-purpose input and output (GPIO) controlled by the driver controller. The driver GPIO directly transfers a debug log of status messages of a touchscreen to a host general-purpose input and output (GPIO) of a host without handshaking between the driver and the host.Type: ApplicationFiled: April 29, 2023Publication date: October 31, 2024Inventors: Yu-Nian Ou, Chun-Kai Chuang, Pei-Yuan Hung, Yu-Hsiang Lin
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Patent number: 12132087Abstract: The present disclosure provides a method for manufacturing a semiconductor structure. The method includes: forming a bit line over a substrate; forming a first spacer layer over and conformal to the bit line; forming a sacrificial layer over and conformal to the first spacer layer; forming a second spacer layer over and conformal to the sacrificial layer; forming a mask layer covering a lower portion of the second spacer layer; removing an upper portion of the second spacer layer; removing the sacrificial layer; and forming a third spacer layer over the first spacer layer and the second spacer layer, thereby forming a first air gap surrounded by the lower portion of the second spacer layer.Type: GrantFiled: January 24, 2022Date of Patent: October 29, 2024Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Ching-Kai Chuang
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Patent number: 12133374Abstract: The present application provides a memory device having a memory cell with reduced protrusion protruding from the memory cell. The memory device includes a semiconductor substrate having a fin portion protruding from a surface of the semiconductor substrate; a semiconductive layer disposed conformal to the fin portion; a conductive layer disposed over the semiconductive layer; an insulating layer disposed over the conductive layer; and a protrusion including a first protruding portion laterally protruding from the semiconductive layer and along the surface, a second protruding portion laterally protruding from the conductive layer and over the first protruding portion, and a third protruding portion laterally protruding from the insulating layer and over the second protruding portion, wherein the protrusion has an undercut profile.Type: GrantFiled: January 24, 2022Date of Patent: October 29, 2024Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Ching-Kai Chuang
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Publication number: 20240341084Abstract: The present application provides a memory device having a memory cell with reduced protrusion protruding from the memory cell. The memory device includes a semiconductor substrate having a fin portion protruding from a surface of the semiconductor substrate; a semiconductive layer disposed conformal to the fin portion; a conductive layer disposed over the semiconductive layer; an insulating layer disposed over the conductive layer; and a protrusion including a first protruding portion laterally protruding from the semiconductive layer and along the surface, a second protruding portion laterally protruding from the conductive layer and over the first protruding portion, and a third protruding portion laterally protruding from the insulating layer and over the second protruding portion, wherein the protrusion has an undercut profile.Type: ApplicationFiled: June 17, 2024Publication date: October 10, 2024Inventor: CHING-KAI CHUANG
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Publication number: 20240321998Abstract: A semiconductor structure includes a gate, an active layer, a gate insulator layer, a source, and a drain. The active layer has a source region, a drain region, and a channel region. The semiconductor structure satisfies at least one of the following conditions: (1) a material of the active layer includes a-Si, and a first thickness and a second thickness of the active layer respectively in the source region and the drain region are respectively greater than a third thickness of the active layer in the channel region; (2) the gate insulator layer includes a first gate insulator layer, a third gate insulator layer, and a second gate insulator layer located between the first and third gate insulator layers. A material of the first gate insulator layer is identical to a material of the third gate insulator layer but different from a material of the second gate insulator layer.Type: ApplicationFiled: February 19, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Ming-Kai Chuang, Huai-Cheng Lin, Ming-Sheng Chiang, Lih-Hsiung Chan
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Publication number: 20240314966Abstract: A storage assembly includes a cage, a circuit backplate, a tray and an auxiliary mounting linkage. The cage has a mounting space, an opening and a first pressed protruding portion. The opening is connected to the mounting space, and the first pressed protruding portion is located in the mounting space. The circuit backplate and the tray is disposed in the mounting space. The auxiliary mounting linkage includes a first link, a second link and a connecting link. The first link has a first end and a second end opposite to each other. The second link has a first end and a second end opposite to each other. The first ends are pivotally disposed on the tray. Two opposite ends of the connecting link are pivotally disposed on the second ends, respectively. Each of the first ends has an assembly protruding portion and a disassembly protruding portion.Type: ApplicationFiled: June 7, 2023Publication date: September 19, 2024Applicants: INVENTEC (PUDONG) TECHNOLOGY CORPORATION, INVENTEC CORPORATIONInventor: Kai CHUANG
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Publication number: 20240248560Abstract: A touch detection circuitry includes an analog-to-digital converter (ADC), a controller, and a packet generator. The ADC is arranged to convert touch signals of a touch panel from analog form into digital form. The controller is electrically connected to the ADC, and is configured to calculate at least one coordinate point, at least one touch event type, and at least one touch size respectively corresponding to at least one touch event on the touch panel based on the touch signals. The packet generator is electrically connected to the controller, and is configured to encapsulate the at least one coordinate point, the at least one touch event type, and the at least one touch size into a touch data packet.Type: ApplicationFiled: April 1, 2024Publication date: July 25, 2024Inventors: Yu Nian OU, Chun Kai CHUANG, Yu-Hsiang LIN, Te Yu HUANG
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Publication number: 20240244785Abstract: A server apparatus includes a chassis, a tray disposed in the chassis, and a linkage mechanism. The tray has a first pivotal portion and a second pivotal portion that corresponds in position to the first pivotal portion. The linkage mechanism includes a first linkage member, a second linkage member, and a connection member. The first linkage member has a first end pivotally connected to the first pivotal portion and a second end opposite to the first end. The second linkage member has a third end pivotally connected to the second pivotal portion and a fourth end opposite to the third end. The second linkage member is connected to the second end of the first linkage member through the connection member. When the fourth end receives an external force, the linkage mechanism moves the tray relative to the chassis.Type: ApplicationFiled: October 12, 2023Publication date: July 18, 2024Inventor: HSIN-KAI CHUANG
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Publication number: 20240219963Abstract: A foldable electronic device is provided, including a first display, a second display, an input unit, a first hinge, a second hinge, and a flat support unit. The first hinge pivotally connects the first display to the second display. The second hinge pivotally connects the second display to the input unit. The first and second hinges are located on opposite sides of the second display, and the support unit is pivotally connected to the rear side of the second display.Type: ApplicationFiled: May 4, 2023Publication date: July 4, 2024Inventors: Wen-Hung TSAI, Gwo-Chyuan CHEN, Chang-Ta MIAO, Chu-Fu WANG, Shun Kai CHUANG
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Patent number: 12022648Abstract: The present disclosure provides a semiconductor structure having an air gap surrounding a lower portion of a bit line, and a manufacturing method of the semiconductor structure. The semiconductor structure includes a substrate; a bit line structure disposed over the substrate; a first dielectric layer, surrounding the bit line structure; a second dielectric layer, surrounding a lower portion of the first dielectric layer, wherein the second dielectric layer is separated from the first dielectric layer by a first air gap; and a third dielectric layer, surrounding an upper portion of the first dielectric layer and sealing the first air gap.Type: GrantFiled: January 24, 2022Date of Patent: June 25, 2024Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Ching-Kai Chuang
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Publication number: 20240194513Abstract: An optical system may include a light source to provide a beam of light. The optical system may include a reflector to receive and redirect the beam of light. The optical system may include a light gate having an opening to permit the beam of light, from the reflector, to travel through the opening. The optical system may include a light sensor to receive a portion of the beam of light after the beam of light travels through the opening, and convert the portion of the beam of light to a signal. The optical system may include a processing device to determine whether a notch of a wafer is in an allowable position based on the signal.Type: ApplicationFiled: February 20, 2024Publication date: June 13, 2024Inventors: Kai-An CHUANG, Kuang-Wei HSUEH, Shih-Huan CHEN, Yung-Shu KAO
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Patent number: 11983351Abstract: A touch data transmission method of present disclosure includes: generating a header information by a first controller according to a detected touch event; generating a first checksum information by the first controller according to the header information; storing the header information and the first checksum information to a memory by the first controller; and, storing a plurality of position information of the detected touch event to the memory by the first controller.Type: GrantFiled: March 14, 2023Date of Patent: May 14, 2024Assignee: HIMAX TECHNOLOGIES LIMITEDInventors: Chun-Kai Chuang, Jan-Ruei Lin, Yu-Hsiang Lin, I-Sheng Chao
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Publication number: 20240147651Abstract: A hard disk bracket configured to be installed on a case includes a tray, a base, a handle, a pin, and a latch. The tray has an accommodating space. The base is connected to the tray. The handle is disposed in the base and has a first slide part detachably fastened with the base. The pin is disposed through the handle and the base. The latch is disposed in the base and is detachably fastened with the case. The latch is fastened with the handle and has a second slide part penetrating the handle for extending outside the base.Type: ApplicationFiled: August 10, 2023Publication date: May 2, 2024Applicant: PEGATRON CORPORATIONInventors: Wei-Cheng Liu, Hsin-Kai Chuang
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Publication number: 20240143112Abstract: A touch sensing apparatus includes a panel with touch detection function and a touch detection circuitry. The touch detection circuitry is coupled to the panel, and is configured to detect a touch operation on the panel, record an error event of the touch sensing apparatus, and write the error event into an external storage medium via a data transmission interface thereof.Type: ApplicationFiled: October 28, 2022Publication date: May 2, 2024Inventors: Yu Nian OU, Chun Kai CHUANG, Pei-Yuan HUNG, Yung Hsiang LIN
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Patent number: 11972077Abstract: A resetting system includes a driver that controls a touchscreen, the driver including a driver communication interface that defines a bus for transferring a transfer signal; and an on-screen display (OSD) device that generates an OSD signal representing a predetermined reset image in response to a predetermined event, the OSD signal superimposing over pixels and graphics data to be rendered on the touchscreen; and a host that transfers the transfer signal to or from the driver, the host including a host communication interface that defines the bus for transferring the transfer signal to or from the driver.Type: GrantFiled: April 29, 2023Date of Patent: April 30, 2024Assignee: Himax Technologies LimitedInventors: Yu-Nian Ou, Chun-Kai Chuang, Pei-Yuan Hung, Yu-Hsiang Lin
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Publication number: 20240111377Abstract: A touch detection circuitry includes an analog-to-digital converter (ADC), a controller, and a packet generator. The ADC is arranged to convert touch signals of a touch panel from analog form into digital form. The controller is electrically connected to the ADC, and is configured to calculate at least one coordinate point and at least one touch size respectively corresponding to at least one touch event on the touch panel based on the touch signals. The packet generator is electrically connected to the controller, and is configured to encapsulate the at least one coordinate point and the at least one touch size into a touch data packet.Type: ApplicationFiled: June 7, 2023Publication date: April 4, 2024Inventors: Yu Nian OU, Chun Kai CHUANG, Yu-Hsiang LIN, Chun-Lung TSAI