Patents by Inventor Ching-Yuan Cheng
Ching-Yuan Cheng 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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Integration scheme for breakdown voltage enhancement of a piezoelectric metal-insulator-metal device
Patent number: 11984261Abstract: Various embodiments of the present disclosure are directed towards an integrated chip including a dielectric structure sandwiched between a first electrode and a bottom electrode. A passivation layer overlies the second electrode and the dielectric structure. The passivation layer comprises a horizontal surface vertically below a top surface of the passivation layer. The horizontal surface is disposed above a top surface of the dielectric structure.Type: GrantFiled: August 25, 2021Date of Patent: May 14, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Anderson Lin, Chun-Ren Cheng, Chi-Yuan Shih, Shih-Fen Huang, Yi-Chuan Teng, Yi Heng Tsai, You-Ru Lin, Yen-Wen Chen, Fu-Chun Huang, Fan Hu, Ching-Hui Lin, Yan-Jie Liao -
Publication number: 20220130598Abstract: An inductor at least includes an iron-core, a first coil and a second coil. A first coil terminal of the first coil is fixed at a first terminal and a second coil terminal of the second coil is fixed at a second terminal. The first coil and the second coil are wound around the iron-core using a symmetric winding manner, the symmetric winding manner at least includes a first winding manner, a second winding manner and a third winding manner. A third coil terminal of the first coil is fixed at a third terminal and a fourth coil terminal of the second coil is fixed at a fourth terminal. The second winding manner and the third winding manner are manners of a turn of either the first coil or the second coil crossing over a turn of either the second coil or the first coil.Type: ApplicationFiled: October 27, 2020Publication date: April 28, 2022Inventors: CHING-YUAN CHENG, CHUN-LIANG KUO
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Publication number: 20190384113Abstract: A liquid crystal display and a backlight module thereof are provided. The backlight module includes a fixing component, a light source, and a light guide. The light source and the light guide are arranged on the fixing component. The light source further includes a printed circuit board (PCB) and a plurality of light emitting diode (LED) lamps. The surface of the PCB that faces toward the light guide is provided with a plurality of recesses. The plurality of recesses respectively correspond to the plurality of LED lamps. The plurality of LED lamps are respectively installed in the plurality of recesses and arranged opposite to the light incident surface of the light guide. The backlight module further includes an adhesive layer between the light source and the light guide. The adhesive layer covers the PCB, the surface of the LED lamp, and the light incident surface of the light guide.Type: ApplicationFiled: November 14, 2017Publication date: December 19, 2019Inventor: Ching-yuan CHENG
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Patent number: 9947465Abstract: A magnetic assembly packaging process is described. The magnetic assembly packaging process comprises the steps of setting a first substrate and a second substrate in a jig; performing electrical connection of the magnetic component to the first substrate and the second substrate; overlaying the enclosure over the first substrate and the second substrate; overturning the preformed magnetic assembly; and injecting an insulation paste layer between the first substrate and the second substrate. Accordingly, the magnetic assembly packaging process can effectively minimize the manufacturing cost and the volume of the magnetic element through reducing the overall volume of the substrate.Type: GrantFiled: June 23, 2014Date of Patent: April 17, 2018Assignee: MAG. LAYERS SCIENTIFIC-TECHNICS CO., LTD.Inventor: Ching-Yuan Cheng
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Publication number: 20170047158Abstract: A magnetic member and its manufacturing method is provided, comprising a substrate, a circuit board, a magnetic element and a cover body, wherein the magnetic element is electrically connected to the circuit board quickly by surface mount technique so as to reduce occurrence of wire break. Furthermore, it is beneficial not only to slim type design of the magnetic member but also to the acceleration of manufacturing process speed of the magnetic member.Type: ApplicationFiled: December 8, 2015Publication date: February 16, 2017Inventors: Ching-Yuan Cheng, Shih-Peng Liang
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Publication number: 20150371750Abstract: This invention provides a magnetic assembly which can be used in communication circuit, inverter circuit of electronic equipment. The magnetic assembly is mainly composed of a first substrate, a second substrate and a magnetic element. The first substrate and the second substrate are formed as a pair and spaced with an interval. The magnetic element is assembled between the first substrate and the second substrate and is electrically connected with the first substrate and the second substrate. This invention can effectively minimize the manufacturing cost and the volume of the magnetic element through reducing the overall volume of the substrate.Type: ApplicationFiled: June 23, 2014Publication date: December 24, 2015Inventor: Ching-Yuan CHENG
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Patent number: 8854167Abstract: A magnetic assembly is formed by a Printed Circuit Board (PCB) and a cover. A plurality of magnetic elements is electrically disposed on the PCB, and the magnetic elements are connected to one another through an electric circuit on the PCB. An accommodation space is formed on the cover for receiving the magnetic elements. During the manufacturing of the magnetic assembly, a cover with an appropriate space is selected according to the size, quantity, and specification type of the magnetic elements. After the two components are assembled, adhesive is injected into the cover, so that the cover and the PCB are fixedly disposed, and the elements in the accommodation space are protected. Therefore, in a process of manufacturing the magnetic assembly, covers with different accommodation spaces are selected for collocation according to requirements of the assembled electrical elements.Type: GrantFiled: February 22, 2012Date of Patent: October 7, 2014Assignee: Mag. Layers Scientific-Technics Co., Ltd.Inventors: Ching Tzung Lin, Wen Cheng Yu, Ching Yuan Cheng
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Patent number: 8659383Abstract: A magnetic member includes a substrate and a magnetic element. A configuration groove is formed on the substrate, so as to accommodate the magnetic element. Furthermore, a first electrode is formed on a periphery of the substrate, so that ends of a conductive coil of the magnetic element are electrically laid thereon. A guide groove is formed on a position adjacent to the first electrode, and the guide groove is filled with a conductive metal, so that the first electrode is electrically connected to the guide groove. In this way, after an IR reflow process of the magnetic member, conditions of abnormal adhesion and poor conductivity are avoided. The magnetic member is applicable to various electronic devices requiring the magnetic elements, for example, a communication circuit and a frequency conversion circuit.Type: GrantFiled: May 19, 2011Date of Patent: February 25, 2014Assignee: Mag. Layer Scientific Technics Co., Ltd.Inventor: Ching-Yuan Cheng
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Publication number: 20130215580Abstract: A magnetic assembly is formed by a Printed Circuit Board (PCB) and a cover. A plurality of magnetic elements is electrically disposed on the PCB, and the magnetic elements are connected to one another through an electric circuit on the PCB. An accommodation space is formed on the cover for receiving the magnetic elements. During the manufacturing of the magnetic assembly, a cover with an appropriate space is selected according to the size, quantity, and specification type of the magnetic elements. After the two components are assembled, adhesive is injected into the cover, so that the cover and the PCB are fixedly disposed, and the elements in the accommodation space are protected. Therefore, in a process of manufacturing the magnetic assembly, covers with different accommodation spaces are selected for collocation according to requirements of the assembled electrical elements.Type: ApplicationFiled: February 22, 2012Publication date: August 22, 2013Inventors: Ching Tzung LIN, Wen Cheng YU, Ching Yuan CHENG
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Patent number: 8339806Abstract: A network communication component includes a case, a plurality of channels and at least one shielding. The channels are formed in the case. The shielding is disposed between two adjacent channels. Through the shielding between the channels, mutual interferences between the channels are avoided to enhance the signal communication quality.Type: GrantFiled: March 8, 2010Date of Patent: December 25, 2012Assignee: Delta Electronics, Inc.Inventors: Ching-Yuan Cheng, Chen-Jung Chen
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Publication number: 20120293291Abstract: A magnetic member includes a substrate and a magnetic element. A configuration groove is formed on the substrate, so as to accommodate the magnetic element. Furthermore, a first electrode is formed on a periphery of the substrate, so that ends of a conductive coil of the magnetic element are electrically laid thereon. A guide groove is formed on a position adjacent to the first electrode, and the guide groove is filled with a conductive metal, so that the first electrode is electrically connected to the guide groove. In this way, after an IR reflow process of the magnetic member, conditions of abnormal adhesion and poor conductivity are avoided. The magnetic member is applicable to various electronic devices requiring the magnetic elements, for example, a communication circuit and a frequency conversion circuit.Type: ApplicationFiled: May 19, 2011Publication date: November 22, 2012Inventor: Ching-Yuan CHENG
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Publication number: 20110155454Abstract: A network communication component includes a case, a plurality of channels and at least one shielding. The channels are formed in the case. The shielding is disposed between two adjacent channels. Through the shielding between the channels, mutual interferences between the channels are avoided to enhance the signal communication quality.Type: ApplicationFiled: March 8, 2010Publication date: June 30, 2011Inventors: Ching-Yuan CHENG, Chen-Jung Chen
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Publication number: 20090167944Abstract: A video-signal receiving method is provided. First, receive an analog video signal, wherein the analog video signal comprises a specific video signal and a synchronization signal. Next, at least perform an analog-to-digital conversion on the synchronization signal of the analog video signal according to a sampling signal to generate a digital signal. Then, receive the digital signal and decoding the digital signal to obtain a digital synchronization signal corresponding to the synchronization signal. Afterward, adjust a phase of the sampling signal according to the digital synchronization signal.Type: ApplicationFiled: February 12, 2008Publication date: July 2, 2009Applicant: NOVATEK MICROELECTRONICS CORP.Inventors: Ching-Yuan Cheng, Chih-Ching Han
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Publication number: 20040016166Abstract: A cloth-painting frame is constructed to include a piece of painting cloth, the piece of painting cloth having a planar woven writing surface for drawing a picture and writing letters and a fringe suspended around the periphery for decoration, and a frame adapted for holding the piece of painting cloth.Type: ApplicationFiled: July 24, 2002Publication date: January 29, 2004Inventors: Black Smith, Ching-Yuan Cheng
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Patent number: 6547293Abstract: A case lock is disclosed to include a fixed retaining member and a movable lock body assembly respectively fastened to the top and bottom cover shells of a case for locking the case. The movable lock body assembly includes a front cover, an actuating member pivoted to the front cover, a sliding retainer, a link pivoted between the actuating member and the sliding retainer and adapted to move the sliding retainer in an axial direction while the link is driven by the actuating member and moved along with said actuating member, and a back cover covered on the front cover and defining with the front cover a space in which the actuating member, the link and the sliding retainer are positioned.Type: GrantFiled: March 21, 2002Date of Patent: April 15, 2003Inventor: Ching-Yuan Cheng
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Patent number: 4669286Abstract: The present invention discloses a combination changing mechanism for a combination lock comprising a plurality of dial wheels rotatably mounted to the housing of the combination lock, each including a first shaft and a plurality of first teeth extending axially and arranging equidistantly on the outer surface of the first shaft; a plurality of combination changing wheels, each inlcuding a bore for receiving one of the first shaft, an elongated slot communicating with the bore and extending through one side of the combination changing wheel so that the combination changing wheel can be deformed and expanded slightly by a pushing force from one of the dial wheel acting to the peripheral wall of the bore, and a plurality of second teeth on the peripheral wall of the bore to engage with one of the first teeth of the dial wheels; and a movable element having a plurality of stop projections, and capable of being moved to make the stop projections insert respectively into the elongated slots for perventing the combiType: GrantFiled: December 9, 1985Date of Patent: June 2, 1987Inventor: Ching-Yuan Cheng
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Patent number: D292868Type: GrantFiled: December 9, 1985Date of Patent: November 24, 1987Inventor: Ching-Yuan Cheng