Patents by Inventor Chen-Chi Yang
Chen-Chi Yang 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: 20230369009Abstract: A plasma flood gun includes a filament to emit first electrons based on a first filament current induced in the filament to heat the filament to a first temperature at a first time. The first electrons interact with an inert gas in an arc plasma chamber to generate a first plasma. A filament resistance meter measures a first filament resistance of the filament, in-situ, during generation of the first plasma. A filament current source adjusts, based on the first filament resistance, the first filament current induced in the filament at the first time to a second filament current induced in the filament at a second time to generate a second plasma in the arc plasma chamber at the second time.Type: ApplicationFiled: May 12, 2022Publication date: November 16, 2023Inventors: Kai-Yun Yang, Chen Chi Wu, Ching I Li, Min-Chang Ching, Hung-Ta Huang
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Publication number: 20230343747Abstract: A semiconductor package including an improved isolation bonding film and methods of forming the same are disclosed. In an embodiment, a semiconductor device includes a first die bonded to a package substrate, the first die including vias extending through a substrate, the vias extending above a top surface of the substrate; a first dielectric film extending along a top surface of the package substrate, along the top surface of the substrate, and along sidewalls of the first die, the vias extending through the first dielectric film; a second die bonded to the first dielectric film and the vias; and an encapsulant over the package substrate, the first die, the first dielectric film, and the second die.Type: ApplicationFiled: June 20, 2023Publication date: October 26, 2023Inventors: Ming-Tsu Chung, Ku-Feng Yang, Yung-Chi Lin, Wen-Chih Chiou, Chen-Hua Yu
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Publication number: 20230335751Abstract: The present invention provides an auxiliary film comprising a body and a plurality of microstructures formed on a first surface of the body, the microstructures include a concave-convex appearance on the first surface, and the microstructures have two ends extending to the periphery of the first surface respectively. When the auxiliary film is attached to a pre-protected surface of a substrate, the microstructures and the surface of the substrate form several open air channels to increase the separation efficiency of the main body from the substrate and reduce the overall process time.Type: ApplicationFiled: April 14, 2023Publication date: October 19, 2023Inventors: SZU-NAN YANG, CHEN-CHI WU, HUNG-LIANG HSU, CHIH-YUAN LIN, CHIH-LUNG HSIAO, MING-YUEH HSU
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Publication number: 20230282144Abstract: An arcuate display device includes a plurality of display units each having has a plurality of pixels, a virtual axis, and a plurality of driving devices. Each pixel includes first, second, and third light-emitting elements respectively disposed at first, second, and third positions. The driving devices corresponding to the display units having the same minimum distance from the virtual axis have the same circuit layout design. The first, second, and third positions are sequentially arranged in a direction away from the virtual axis. Optical properties of the first light-emitting elements and the third light-emitting elements in at least a part of the pixels disposed at a first side of the virtual axis are respectively substantially the same as optical properties of the third light-emitting elements and the first light-emitting elements in at least a part of the pixels disposed at a second side of the virtual axis.Type: ApplicationFiled: March 1, 2023Publication date: September 7, 2023Applicant: AUO CorporationInventors: Kai-Yi Lu, Hung-Chi Wang, Chen-Yu Lin, Ya-Fang Chen, Chih-Hsiang Yang
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Patent number: 11721666Abstract: A semiconductor package including an improved isolation bonding film and methods of forming the same are disclosed. In an embodiment, a semiconductor device includes a first die bonded to a package substrate, the first die including vias extending through a substrate, the vias extending above a top surface of the substrate; a first dielectric film extending along a top surface of the package substrate, along the top surface of the substrate, and along sidewalls of the first die, the vias extending through the first dielectric film; a second die bonded to the first dielectric film and the vias; and an encapsulant over the package substrate, the first die, the first dielectric film, and the second die.Type: GrantFiled: August 23, 2021Date of Patent: August 8, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ming-Tsu Chung, Ku-Feng Yang, Yung-Chi Lin, Wen-Chih Chiou, Chen-Hua Yu
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Publication number: 20220238596Abstract: A micro light emitting diode display device includes a light-transmissive unit, a plurality of light emitting units and a plurality of converting units. The light-transmissive unit includes a protective layer which has opposite first and second surfaces. The light emitting units are arranged in an array on the second surface of the protective layer and each of the light emitting units includes first, second and third light emitting portions. The converting units are disposed on the first surface of the protective layer in positions corresponding to the light emitting units, respectively, and each of the converting units includes a reflecting feature, and first and second wavelength converting elements.Type: ApplicationFiled: January 6, 2022Publication date: July 28, 2022Applicant: MACROBLOCK, INC.Inventors: Chen-Yuan Kuo, Chen-Chi Yang, Mei-Tan Wang, Che-Wei Chang
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Patent number: 10344397Abstract: An III-nitride epitaxial structure and a method for manufacturing the same are disclosed. The III-nitride epitaxial structure includes a gallium nitride layer, an indium gallium nitride layer, and an indium nitride layer. The gallium nitride layer includes an M-plane gallium nitride surrounding a c-plane gallium nitride thereof. The indium gallium nitride layer is arranged on the gallium nitride layer. The indium gallium nitride layer includes an M-plane indium gallium nitride surrounding a c-plane indium gallium nitride thereof. The indium nitride layer is arranged on the indium gallium nitride layer. The indium nitride layer includes an M-plane indium nitride surrounding a c-plane indium nitride thereof. The c-plane gallium nitride, the c-plane indium gallium nitride, and the c-plane indium nitride are stacked each other to form a neck portion that is connected to a thin c-plane indium nitride disk which is spaced from the M-plane indium nitride by a gap.Type: GrantFiled: March 22, 2017Date of Patent: July 9, 2019Assignee: National Sun Yat-Sen UniversityInventors: I-kai Lo, Chen-Chi Yang, Ming-Chi Chou
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Patent number: 10037739Abstract: A gate driving and modulating circuit, for reduced flicker on a display, includes a first discharge circuit and a plurality of interconnected gate drivers. The plurality of gate drivers is electrically coupled to ground through the first discharge circuit. Each of the plurality of gate drivers includes a second discharge circuit. The gate driving circuit performs a chamfering of a gate signal by being simultaneously discharged through the first discharge circuit and the second discharge circuit.Type: GrantFiled: September 1, 2016Date of Patent: July 31, 2018Assignee: Fitipower Integrated Technology, Inc.Inventors: Li-Shen Chang, Chen-Chi Yang
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Publication number: 20180119307Abstract: An III-nitride epitaxial structure and a method for manufacturing the same are disclosed. The III-nitride epitaxial structure includes a gallium nitride layer, an indium gallium nitride layer, and an indium nitride layer. The gallium nitride layer includes an M-plane gallium nitride surrounding a c-plane gallium nitride thereof. The indium gallium nitride layer is arranged on the gallium nitride layer. The indium gallium nitride layer includes an M-plane indium gallium nitride surrounding a c-plane indium gallium nitride thereof. The indium nitride layer is arranged on the indium gallium nitride layer. The indium nitride layer includes an M-plane indium nitride surrounding a c-plane indium nitride thereof. The c-plane gallium nitride, the c-plane indium gallium nitride, and the c-plane indium nitride are stacked each other to form a neck portion that is connected to a thin c-plane indium nitride disk which is spaced from the M-plane indium nitride by a gap.Type: ApplicationFiled: March 22, 2017Publication date: May 3, 2018Inventors: I-kai Lo, Chen-Chi Yang, Ming-Chi Chou
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Publication number: 20170092215Abstract: A gate driving and modulating circuit, for reduced flicker on a display, includes a first discharge circuit and a plurality of interconnected gate drivers. The plurality of gate drivers is electrically coupled to ground through the first discharge circuit. Each of the plurality of gate drivers includes a second discharge circuit. The gate driving circuit performs a chamfering of a gate signal by being simultaneously discharged through the first discharge circuit and the second discharge circuit.Type: ApplicationFiled: September 1, 2016Publication date: March 30, 2017Inventors: LI-SHEN CHANG, CHEN-CHI YANG
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Patent number: 8884844Abstract: An exemplary electronic device includes a first display and a second display. The first display includes a number of first pixels. Each first pixel defines a first display region. Each first display region displays first visual content when voltages are applied to the first pixel and displays no first visual content when no voltage is applied to the first pixel. Each first display region is transparent or translucent when displaying no first visual content. The second display includes a number of second pixels. Each second pixel defines a second display region for displaying second visual content. The first visual content is viewable whether or not the second display displays the second visual content, and the second visual content is viewable when one or more first display regions corresponding to the second display region are transparent or translucent.Type: GrantFiled: March 18, 2013Date of Patent: November 11, 2014Assignee: Fitipower Integrated Technology, Inc.Inventors: Chen-Chi Yang, Li-Shen Chang, Wen-Rong Lin
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Publication number: 20140015756Abstract: An electronic device includes a protective cover. A portion of the protective cover is capable of both displaying and accepting touch input. The display by the protective cover may repeat the display by the electronic device, or the display of the protective cover may be independent. The touch display portion detects touch operations applied on the touch display portion, and outputs signals to the electronic device to execute corresponding functions according to the touch operations.Type: ApplicationFiled: July 11, 2013Publication date: January 16, 2014Inventor: CHEN-CHI YANG
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Publication number: 20130265292Abstract: An apparatus for driving a display panel includes an output terminal for outputting driving voltages to the display panel, a source driver for intermittently outputting data voltages to the driving voltage output terminal and at least one charge sharing branch connected to the driving voltage output terminal. Each of the at least one charge sharing branch includes a charge sharing capacitor and a charge sharing switch connected in series between the driving voltage output terminal and ground, enabling the accumulation and supply to the display of the necessary reverse driving voltages, from a single intermittent source driver instead of from two independently-powered opposite polarity sources.Type: ApplicationFiled: April 2, 2013Publication date: October 10, 2013Applicant: FITIPOWER INTEGRATED TECHNOLOGY, INC.Inventors: CHEN-CHI YANG, MENG-WEI CHUANG, LI-SHEN CHANG
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Publication number: 20130241804Abstract: An exemplary electronic device includes a first display and a second display. The first display includes a number of first pixels. Each first pixel defines a first display region. Each first display region displays first visual content when voltages are applied to the first pixel and displays no first visual content when no voltage is applied to the first pixel. Each first display region is transparent or translucent when displaying no first visual content. The second display includes a number of second pixels. Each second pixel defines a second display region for displaying second visual content. The first visual content is viewable whether or not the second display displays the second visual content, and the second visual content is viewable when one or more first display regions corresponding to the second display region are transparent or translucent.Type: ApplicationFiled: March 18, 2013Publication date: September 19, 2013Applicant: FITIPOWER INTEGRATED TECHNOLOGY, INC.Inventors: CHEN-CHI YANG, LI-SHEN CHANG, WEN-RONG LIN
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Publication number: 20130169512Abstract: An electronic device includes a first display and a second display. The first display is used for displaying dynamic images; and the second display is used for displaying static images. The first display is capable of being translucent, and the first display is stacked on the second display.Type: ApplicationFiled: October 30, 2012Publication date: July 4, 2013Inventor: CHEN-CHI YANG
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Patent number: 5615540Abstract: An electricity driven device for rotating a rotary object to increase the rotational inertia of the rotary object. The device includes a fixed and non-rotating main shaft. A fixed element is secured with the main shaft. A rotary element is arranged so as to rotate about the fixed element at a periphery of the fixed element. A coupler is secured with the rotary object. The device also includes an electromagnetic field generating device that includes a first part and a second part. A plurality of coils and a plurality of permanent magnets are provided between the first part and the second part such that an electromagnetic field is generated therebetween when the coils are supplied with electric current, so that the first part and the second part perform relative rotation. The first part of the electromagnetic field generating device is secured on the fixed element. The second part of the electromagnetic field generating device is secured on the rotary element.Type: GrantFiled: June 1, 1995Date of Patent: April 1, 1997Inventor: Chen-Chi Yang
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Patent number: 5600191Abstract: A driving assembly for motor wheels including a plurality of permanent magnets arranged around the outer periphery of a securing element on an axle for forming a stator. When electric currents are passed through a plurality of winding coils in an inner wheel frame, an induction electromagetic field is generated to drive the inner wheel frame in the outer wheel frame to rotate. The inner wheel frame has a clutch ring for transmitting the power of the inner wheel frame to a driving gear of a reduction mechanism to drive the outer wheel frame. A clutch element is disposed between the clutch ring and the driving gear, the clutch element being capable of axial movement along the axis of said axle for controlling power transmission.Type: GrantFiled: December 19, 1994Date of Patent: February 4, 1997Inventor: Chen-Chi Yang
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Patent number: 5465802Abstract: An electromotive wheel of which a rotor is attached to the wheel frame and a stator is attached on the the wheel axle. As power has been supplied, the induction electromagnetic field is induced in either the rotor or the stator. When a brake element is fixed on the wheel axle and released as the current is interrupted, then the rotor and the stator are rotated around the wheel axle by the magnetic force of the permanent magnet; but under the condition of supplying power, the brake element brakes the stator located on the wheel axle, thus the stator and rotor produce relative rotation induced from the induction electromagnetic force to drive the wheel frame.Type: GrantFiled: June 16, 1994Date of Patent: November 14, 1995Inventor: Chen-Chi Yang