Patents by Inventor Shih-Hung Wang
Shih-Hung Wang 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: 20240379152Abstract: A signal quality optimization system and a signal quality optimization method are provided.Type: ApplicationFiled: September 15, 2023Publication date: November 14, 2024Inventors: MING-SHENG PENG, TING-YING WU, SHIH-HUNG WANG, WEI-ZHI CHEN
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Patent number: 11994558Abstract: An electronic system test method, comprising: (a) inputting a victim test pattern to a victim signal path of a target electronic system and simultaneously inputting at least one aggressor test pattern to at least one aggressor signal path of the target electronic system, according to a major set of test patterns comprising a plurality of minor set of test patterns; (b) acquiring a output response corresponding to the step (a); and (c) after changing the victim test pattern or the aggressor test pattern, and after repeating the step (a) and the step (b) until all of the major test patterns set are used thereby acquiring a plurality of the output responses, determining a combination level according to the output responses. The victim test pattern is an X bit pattern and the aggressor test pattern is a Y bit pattern, X and Y are positive integers larger than or equal to 3.Type: GrantFiled: November 1, 2022Date of Patent: May 28, 2024Assignee: Realtek Semiconductor Corp.Inventors: Han-Yun Tsai, Shih-Hung Wang, Ting-Ying Wu
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Publication number: 20230244843Abstract: The present invention provides an electronic device including a storage device and a processor. The storage device includes a program code and a database, wherein the database includes a plurality of combinations of printed circuit boards and packages and a plurality of channel models. The processor is configured to execute the program code to perform the steps of: obtaining a first combination of the plurality of combinations of printed circuit boards and packages from the database; obtaining a first channel model of the plurality of channel models from the database, wherein the first channel model is generated according to the first combination; determining first die information; and performing simulation to generate characteristics of a power delivery network and a voltage drop of a system according to the first channel model and the first die information.Type: ApplicationFiled: January 18, 2023Publication date: August 3, 2023Applicant: Realtek Semiconductor Corp.Inventors: Shih-Hung Wang, Chia-Lin Tu, Ting-Ying Wu
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Patent number: 11711888Abstract: A power line structure includes a dielectric layer, a first conductive component, a second conductive component, and a third conductive component. The first conductive component is disposed at a first side of the dielectric layer. The second conductive component is disposed at the first side of the dielectric layer. The third conductive component is disposed at the first side of the dielectric layer and between the first conductive component and the second conductive component. Each of the voltage of the first conductive component and the second conductive component is equal to a ground voltage. The third conductive component is configured to receive a first power voltage.Type: GrantFiled: March 25, 2021Date of Patent: July 25, 2023Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Chun-Ming Huang, Ruey-Beei Wu, Shih-Hung Wang, Ting-Ying Wu, Ming-Chung Huang
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Publication number: 20230132675Abstract: An electronic system test method, comprising: (a)inputting a victim test pattern to a victim signal path of a target electronic system and simultaneously inputting at least one aggressor test pattern to at least one aggressor signal path of the target electronic system, according to a major set of test patterns comprising a plurality of minor set of test patterns; (b)acquiring a output response corresponding to the step (a); and (c)after changing the victim test pattern or the aggressor test pattern, and after repeating the step (a) and the step (b) until all of the major test patterns set are used thereby acquiring a plurality of the output responses, determining a combination level according to the output responses. The victim test pattern is an X bit pattern and the aggressor test pattern is a Y bit pattern, X and Y are positive integers larger than or equal to 3.Type: ApplicationFiled: November 1, 2022Publication date: May 4, 2023Applicant: Realtek Semiconductor Corp.Inventors: Han-Yun Tsai, Shih-Hung Wang, Ting-Ying Wu
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Patent number: 11375608Abstract: An electromagnetic band gap structure apparatus includes a first conducting layer having at least one first slot. Each of the at least one slot is arranged with a planar conductor unit, and the each planar conductor unit is coupled to a first via. The electromagnetic band gap structure apparatus further includes a second conducting layer in parallel with the first conducting layer. The second conducting layer has a second slot. The second slot is arranged with at least one planar transmission line unit. The each of the at least one planar transmission line unit is coupled to the first conducting layer through a second via, and the each first via is coupled to the second conducting layer.Type: GrantFiled: July 23, 2020Date of Patent: June 28, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Hsin-Chan Hsieh, Ruey-Beei Wu, Shih-Hung Wang, Ting-Ying Wu
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Publication number: 20210368614Abstract: A power line structure includes a dielectric layer, a first conductive component, a second conductive component, and a third conductive component. The first conductive component is disposed at a first side of the dielectric layer. The second conductive component is disposed at the first side of the dielectric layer. The third conductive component is disposed at the first side of the dielectric layer and between the first conductive component and the second conductive component. Each of the voltage of the first conductive component and the second conductive component is equal to a ground voltage. The third conductive component is configured to receive a first power voltage.Type: ApplicationFiled: March 25, 2021Publication date: November 25, 2021Inventors: Chun-Ming HUANG, Ruey-Beei WU, Shih-Hung Wang, Ting-Ying WU, Ming-Chung Huang
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Publication number: 20210185799Abstract: An electromagnetic band gap structure apparatus includes a first conducting layer having at least one first slot. Each of the at least one slot is arranged with a planar conductor unit, and the each planar conductor unit is coupled to a first via. The electromagnetic band gap structure apparatus further includes a second conducting layer in parallel with the first conducting layer. The second conducting layer has a second slot. The second slot is arranged with at least one planar transmission line unit. The each of the at least one planar transmission line unit is coupled to the first conducting layer through a second via, and the each first via is coupled to the second conducting layer.Type: ApplicationFiled: July 23, 2020Publication date: June 17, 2021Inventors: Hsin-Chan HSIEH, Ruey-Beei WU, Shih-Hung WANG, Ting-Ying WU
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Publication number: 20210024826Abstract: The present invention relates to a method of manufacturing a liquid crystal display (LCD) of the polymer stabilized ultra fast (PS-UF) twisted nematic (TN) mode, to an LCD obtained by this method and to an LC medium used therein.Type: ApplicationFiled: July 23, 2020Publication date: January 28, 2021Applicant: MERCK PATENT GMBHInventors: Song (Shih-Hung) WANG, Eason (Chi-Shun) HUANG, Fred (Jer-Lin) CHEN, Ray (Kuang-Ting) CHOU
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Publication number: 20200376640Abstract: A floating nail guide gun nozzle for nail a gun has a nail gun body, a gun nozzle holder located in the front end of the nail gun body, a linked cover plate located on the gun nozzle holder and an elastic reset mechanism located on the gun nozzle holder. A strutting bulge protrudes from the bottom surface of the front end of the linked cover plate, and the strutting bulge flares towards the front end of the linked cover plate and tilts down. The elastic reset mechanism enables the linking part to prop the strutting bulge of the linked cover plate against the gun nozzle holder without an external force.Type: ApplicationFiled: June 3, 2019Publication date: December 3, 2020Inventor: Shih-Hung WANG
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Patent number: 10856405Abstract: A 3D electromagnetic bandgap circuit includes: a dielectric layer having a first surface and an opposing second surface; a spiral element positioned on the first surface; a first surrounding element positioned on the first surface and surrounding the spiral element, but does not touch with the spiral element; a plane element positioned on the second surface and including a notch; a second surrounding element positioned on the second surface and surrounding the plane element, but does not touch with the plane element, wherein the second surrounding element further includes a protruding portion extending toward the notch; a first via passing through the dielectric layer, the spiral element, and the protruding portion; a second via passing through the dielectric layer, the plane element, and the first surrounding element; and a third via passing through the dielectric layer, the plane element, and the first surrounding element.Type: GrantFiled: May 15, 2019Date of Patent: December 1, 2020Assignee: REALTEK SEMICONDUCTOR CORP.Inventors: Yu-Cong Wang, Ruey-Beei Wu, Shih-Hung Wang, Wen-Shan Wang
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Publication number: 20200267875Abstract: An electronic apparatus having noise suppression mechanism is provided that includes a circuit board, a wireless communication circuit, a digital signal generation circuit, a metal shield and a grounding metal pillar. The wireless communication circuit is disposed on a chip disposing area of the circuit board and performs wireless communication within a wireless signal frequency range. The digital signal generation circuit is disposed on the chip disposing area and generates a digital signal transmitted through a transmission path within the chip disposing area. The metal shield is coupled to the circuit board to cover the chip disposing area. The grounding metal pillar is disposed on the chip disposing area of the circuit board. The grounding metal pillar extends for contacting the metal shield and increases a resonant frequency of the metal shield.Type: ApplicationFiled: February 14, 2020Publication date: August 20, 2020Inventors: Hao-Wei CHAN, Ruey-Beei WU, Shih-Hung WANG, Wen-Shan WANG
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Publication number: 20190357349Abstract: A 3D electromagnetic bandgap circuit includes: a dielectric layer having a first surface and an opposing second surface; a spiral element positioned on the first surface; a first surrounding element positioned on the first surface and surrounding the spiral element, but does not touch with the spiral element; a plane element positioned on the second surface and including a notch; a second surrounding element positioned on the second surface and surrounding the plane element, but does not touch with the plane element, wherein the second surrounding element further includes a protruding portion extending toward the notch; a first via passing through the dielectric layer, the spiral element, and the protruding portion; a second via passing through the dielectric layer, the plane element, and the first surrounding element; and a third via passing through the dielectric layer, the plane element, and the first surrounding element.Type: ApplicationFiled: May 15, 2019Publication date: November 21, 2019Applicant: Realtek Semiconductor Corp.Inventors: Yu-Cong WANG, Ruey-Beei WU, Shih-Hung WANG, Wen-Shan WANG
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Patent number: 10382232Abstract: A memory controller adjusts impedance matching of an output terminal and outputs a control signal that controls a memory through the output terminal. The memory controller includes a first driving and impedance matching circuit, a second driving and impedance matching circuit, and a logic circuit. The logic circuit, which is coupled to the first driving and impedance matching circuit and the second driving and impedance matching circuit, sets a first impedance and a first driving capability of the first driving and impedance matching circuit, sets a second impedance and a second driving capability of the second driving and impedance matching circuit, and enables the first driving and impedance matching circuit to cause the control signal to have a first level or enables the second driving and impedance matching circuit to cause the control signal to have a second level different from the first level.Type: GrantFiled: May 10, 2018Date of Patent: August 13, 2019Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Shih-Hung Wang, Shen-Kuo Huang, Gerchih Chou, Wen-Shan Wang
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Publication number: 20190140867Abstract: A memory controller adjusts impedance matching of an output terminal and outputs a control signal that controls a memory through the output terminal. The memory controller includes a first driving and impedance matching circuit, a second driving and impedance matching circuit, and a logic circuit. The logic circuit, which is coupled to the first driving and impedance matching circuit and the second driving and impedance matching circuit, sets a first impedance and a first driving capability of the first driving and impedance matching circuit, sets a second impedance and a second driving capability of the second driving and impedance matching circuit, and enables the first driving and impedance matching circuit to cause the control signal to have a first level or enables the second driving and impedance matching circuit to cause the control signal to have a second level different from the first level.Type: ApplicationFiled: May 10, 2018Publication date: May 9, 2019Inventors: SHIH-HUNG WANG, SHEN-KUO HUANG, GERCHIH CHOU, WEN-SHAN WANG
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Patent number: 10020703Abstract: A winding structure of a stator and an electric machinery using the stator are disclosed. The winding structure includes a first magnetic pole, a second magnetic pole, a third magnetic pole, a fourth magnetic pole, a fifth magnetic pole, a sixth magnetic pole, a seventh magnetic pole and an eighth magnetic pole which are arranged in a circumferential direction. The first to eighth magnetic poles are wound with first to eight windings, respectively. Each of the first to eight windings has a number of turns, and the numbers of turns of the first to eight windings are in ratios 1:8:3:4:9:2:7:6. The first to eighth windings have a total number of turns of “40n,” and wherein 40n?720 As such, the electricity generation efficiency of the electric machinery can be improved.Type: GrantFiled: February 2, 2016Date of Patent: July 10, 2018Inventors: Kau-Her Lin, Shih-Hung Wang
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Publication number: 20170110600Abstract: The present invention relates to a method of manufacturing a photovoltaic device having an ultra-shallow junction layer. In the method, a crystalline silicon substrate is cleaned and a first doped semiconductor layer with 1.12 eV bandgap and 5˜80 nm of thickness is grown on the crystalline silicon substrate by high density plasma electron cyclotron resonance CVD in a preparation condition of a temperature of the crystalline silicon substrate ranging from 50° C. to 250° C. , about 500W of microwave power, deposition pressure below 50 mTorr, about 20 sccm of argon and hydrogen flow rate, SiH4 flow rate ranging from 1 sccm to 2 sccm, and 2% boroethane flow rate ranging from about 5 seem to 15 sccm. The photovoltaic device of the present invention has advantages of abrupt homo-junction, ultra-thin high-crystallinity silicon-based thin film, highly-doped concentration, high conductivity and high short-circuit current, thereby having improved efficiency.Type: ApplicationFiled: October 14, 2015Publication date: April 20, 2017Inventors: Jenq-Yang CHANG, Chien-Chieh LEE, Ting-Tung LI, Yen-Ho CHU, Teng-Hsiang CHANG, Shih-Hung WANG
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Publication number: 20160226329Abstract: A winding structure of a stator and an electric machinery using the stator are disclosed. The winding structure includes a first magnetic pole, a second magnetic pole, a third magnetic pole, a fourth magnetic pole, a fifth magnetic pole, a sixth magnetic pole, a seventh magnetic pole and an eighth magnetic pole which are arranged in a circumferential direction. The first to eighth magnetic poles are wound with first to eight windings, respectively. Each of the first to eight windings has a number of turns, and the numbers of turns of the first to eight windings are in ratios 1:8:3:4:9:2:7:6. The first to eighth windings have a total number of turns of “40n,” and wherein 40n?720 As such, the electricity generation efficiency of the electric machinery can be improved.Type: ApplicationFiled: February 2, 2016Publication date: August 4, 2016Inventors: Kau-Her LIN, Shih-Hung WANG
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Publication number: 20150081929Abstract: A control circuit for a peripheral component interconnect express (PCI-E) device includes a power detecting unit and a parameter adjustment unit. The power detecting unit is coupled to a wireless communication transmitter, and arranged to detect a spectrum intensity value of an output spectrum of the wireless communication transmitter. The parameter adjustment unit is coupled to the power detecting unit, and arranged to produce at least one control signal according to the spectrum intensity value and adaptively adjust a parameter setting of the PCI-E device in accordance with the at least one control signal.Type: ApplicationFiled: February 27, 2014Publication date: March 19, 2015Applicant: Realtek Semiconductor Corp.Inventors: Wen-Shan Wang, Shih-Hung Wang
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Patent number: 7513943Abstract: A yellow dye compound having a structure of following formula (I) is disclosed: wherein R1, R2, R3, and R4, is defined the same as in the specification. The yellow dye compound can be used in ink-jet ink. Also disclosed is a yellow ink composition including the yellow dye compound having the above formula (I).Type: GrantFiled: October 24, 2007Date of Patent: April 7, 2009Assignee: Everlight USA, Inc.Inventors: Chien-Wen Lee, Shih-Hung Wang, Feng-Hung Lo, Tzu-Kwei Sun