Patents by Inventor Yu-Cheng Shen
Yu-Cheng Shen 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: 20200058773Abstract: A method of fabricating a trimmed fin includes: forming a preliminary fin including silicon and germanium protruding from a substrate, in which the preliminary fin has a first germanium concentration at a top surface of the preliminary fin and a second germanium concentration at a position beneath the top surface of the preliminary fin, and the first germanium concentration is less than the second germanium concentration; oxidizing an exposed surface of the preliminary fin to form a trimmed fin covered by an oxide layer; and removing the oxide layer to obtain the trimmed fin.Type: ApplicationFiled: October 9, 2018Publication date: February 20, 2020Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yu-Cheng SHEN, Guan-Jie SHEN
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Publication number: 20180224911Abstract: A multiport connector and a power control method are provided. The multiport connector comprises a power output port and multiple power input ports. The power output port is connected to an electronic device. The power input ports are connected to multiple power adapters to form multiple power transmission paths. Each power transmission path comprises a power line, a detecting circuit and an impedance component connected to the detecting circuit in series. Therefore, when the electronic device is connected to the multiport connector, the electronic device detects the equivalent impedance formed by the impedance components on the detecting circuits to adjust an upper limit of load power.Type: ApplicationFiled: January 19, 2018Publication date: August 9, 2018Inventors: YU HUNG, YU-CHENG SHEN, TZU-NAN CHENG
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Patent number: 9978868Abstract: The present disclosure provides a semiconductor device in accordance with some embodiments. The semiconductor device includes a substrate; a gate stack over the substrate. The gate stack includes a ferroelectric layer; a first dielectric material layer; and a first conductive layer. One of the first dielectric material layer and the ferroelectric layer is electrically charged to form a charged layer with fixed charge. The semiconductor device further includes source and drain features formed on the substrate and disposed on sides of the gate stack.Type: GrantFiled: November 16, 2015Date of Patent: May 22, 2018Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITYInventors: Der-Chuan Lai, Samuel C Pan, Yu-Cheng Shen, Min-Hung Lee, Chee-Wee Liu
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Publication number: 20170141235Abstract: The present disclosure provides a semiconductor device in accordance with some embodiments. The semiconductor device includes a substrate; a gate stack over the substrate. The gate stack includes a ferroelectric layer; a first dielectric material layer; and a first conductive layer. One of the first dielectric material layer and the ferroelectric layer is electrically charged to form a charged layer with fixed charge. The semiconductor device further includes source and drain features formed on the substrate and disposed on sides of the gate stack.Type: ApplicationFiled: November 16, 2015Publication date: May 18, 2017Inventors: Der-Chuan Lai, Samuel C. Pan, Yu-Cheng Shen, Min-Hung Lee, Chee-Wee Liu
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Patent number: 9608476Abstract: A charging system includes a transmission line, a power adaptor, and an electronic device. The transmission line includes a first terminal and a second terminal. The power adaptor is coupled to the first terminal and generates a charging voltage and a first voltage signal. The charging voltage is at a first voltage level. The electronic device is coupled to the second terminal and receives the first voltage signal. When the first voltage signal is larger than a first preset voltage signal, the electronic device outputs a second voltage signal to the power adaptor. When the second voltage signal is larger than a second preset voltage signal, the power adaptor adjusts the charging voltage into a second voltage level.Type: GrantFiled: January 22, 2015Date of Patent: March 28, 2017Assignee: ASUSTeK COMPUTER INC.Inventors: Yu Hung, Tzu-Nan Cheng, Yu-Cheng Shen
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Patent number: 9583782Abstract: A battery includes a casing and a plurality of cell coils. The casing includes a bottom and a top, the bottom or the top surface of the casing are not symmetrical with each other and the multiple cell coils are placed in the casing and are electrically connected to each other. Each of the cell coils includes a positive node, a negative node and an insulation sheet, and the insulation sheet is between the positive node and the negative node. An outer diameter of the cell coil changes along with the shape of the casing. A manufacture method of a battery is provided.Type: GrantFiled: July 18, 2013Date of Patent: February 28, 2017Assignee: ASUSTeK COMPUTER INC.Inventors: Nung-Te Huang, Yu-Cheng Shen
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Patent number: 9374010Abstract: A power adaptor is provided. The power adaptor includes a voltage converter, a connecting port, a first transformer and a controller. The voltage converter receives an input voltage and determines whether to convert the input voltage to an output voltage according to an indicating signal. The first transformer includes a primary side and a secondary side. The primary side and the secondary side are coupled to each other, and a first end and a second end of the secondary side are coupled to the connecting port, respectively. The controller generates the indicating signal according to a voltage at the primary side of the first transformer. The connecting port is used to connect to an electrical device, and when the connecting port is electrically connected to the electrical device, a first end and a second end of the secondary side are short to a reference ground end of the secondary side.Type: GrantFiled: July 18, 2013Date of Patent: June 21, 2016Assignee: ASUSTeK COMPUTER INC.Inventors: Yu-Cheng Shen, Yu Hung
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Patent number: 9184607Abstract: A battery module and an overcharge protecting method are provided. The overcharge protecting method includes following steps: detecting a battery voltage of a rechargeable battery during a charging process; determining whether the battery voltage is larger than or equals to an upper limit voltage; if no, continuously charging the rechargeable battery until the battery voltage reaches a charging cut-off voltage and then the charging process is ended; if yes, stopping the charging process, reducing the value of the charging cut-off voltage and using the reduced charging cut-off voltage as the charging cut-off voltage in the next charging process. In the subsequent charging process, once the overcharge occurs, the value of the charging cut-off voltage is continuously reduced until the overcharge of the rechargeable battery does not occur during the charging process.Type: GrantFiled: February 20, 2014Date of Patent: November 10, 2015Assignee: ASUSTek COMPUTER INC.Inventors: Yu-Hsiu Su, Ke-Jen Hung, Yu-Cheng Shen
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Patent number: 9178384Abstract: A power supply system of an electronic device and a power supply method thereof are provided. Directly detecting the power voltage, when a power anomaly of the power voltage is detected, the electronic device may enter the energy-saving mode immediately for reducing power consumption, and a required DC voltage may be provided directly from the battery.Type: GrantFiled: December 6, 2012Date of Patent: November 3, 2015Assignee: ASUSTeK COMPUTER INC.Inventors: Chien-Hung Wu, Nung-Te Huang, Yu-Cheng Shen, Hung-Wei Lin, Hsiao-Wen Chen
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Publication number: 20150214762Abstract: A charging system includes a transmission line, a power adaptor, and an electronic device. The transmission line includes a first terminal and a second terminal. The power adaptor is coupled to the first terminal and generates a charging voltage and a first voltage signal. The charging voltage is at a first voltage level. The electronic device is coupled to the second terminal and receives the first voltage signal. When the first voltage signal is larger than a first preset voltage signal, the electronic device outputs a second voltage signal to the power adaptor. When the second voltage signal is larger than a second preset voltage signal, the power adaptor adjusts the charging voltage into a second voltage level.Type: ApplicationFiled: January 22, 2015Publication date: July 30, 2015Inventors: Yu HUNG, Tzu-Nan CHENG, Yu-Cheng SHEN
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Publication number: 20140313782Abstract: A power adaptor is provided. The power adaptor includes a voltage converter, a connecting port, a first transformer and a controller. The voltage converter receives an input voltage and determines whether to convert the input voltage to an output voltage according to an indicating signal. The first transformer includes a primary side and a secondary side. The primary side and the secondary side are coupled to each other, and a first end and a second end of the secondary side are coupled to the connecting port, respectively. The controller generates the indicating signal according to a voltage at the primary side of the first transformer. The connecting port is used to connect to an electrical device, and when the connecting port is electrically connected to the electrical device, a first end and a second end of the secondary side are short to a reference ground end of the secondary side.Type: ApplicationFiled: July 18, 2013Publication date: October 23, 2014Applicant: ASUSTEK COMPUTER INC.Inventors: Yu-Cheng Shen, Yu Hung
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Publication number: 20140253042Abstract: A battery module and an overcharge protecting method are provided. The overcharge protecting method includes following steps: detecting a battery voltage of a rechargeable battery during a charging process; determining whether the battery voltage is larger than or equals to an upper limit voltage; if no, continuously charging the rechargeable battery until the battery voltage reaches a charging cut-off voltage and then the charging process is ended; if yes, stopping the charging process, reducing the value of the charging cut-off voltage and using the reduced charging cut-off voltage as the charging cut-off voltage in the next charging process. In the subsequent charging process, once the overcharge occurs, the value of the charging cut-off voltage is continuously reduced until the overcharge of the rechargeable battery does not occur during the charging process.Type: ApplicationFiled: February 20, 2014Publication date: September 11, 2014Applicant: ASUSTeK COMPUTER INC.Inventors: Yu-Hsiu Su, Ke-Jen Hung, Yu-Cheng Shen
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Publication number: 20140045014Abstract: A battery includes a casing and a plurality of cell coils. The casing includes a bottom and a top, the bottom or the top surface of the casing are not symmetrical with each other and the multiple cell coils are placed in the casing and are electrically connected to each other. Each of the cell coils includes a positive node, a negative node and an insulation sheet, and the insulation sheet is between the positive node and the negative node. An outer diameter of the cell coil changes along with the shape of the casing. A manufacture method of a battery is provided.Type: ApplicationFiled: July 18, 2013Publication date: February 13, 2014Applicant: ASUSTEK COMPUTER INC.Inventors: Nung-Te Huang, Yu-Cheng Shen
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Publication number: 20130293018Abstract: A power supply system of an electronic device and a power supply method thereof are provided. Directly detecting the power voltage, when a power anomaly of the power voltage is detected, the electronic device may enter the energy-saving mode immediately for reducing power consumption, and a required DC voltage may be provided directly from the battery.Type: ApplicationFiled: December 6, 2012Publication date: November 7, 2013Inventors: Chien-Hung Wu, Nung-Te Huang, Yu-Cheng Shen, Hung-Wei Lin, Hsiao-Wen Chen
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Patent number: 8438405Abstract: The invention discloses a compute system which may detect the state of a power supply. The system includes a power supply and a motherboard. The power supply has a detecting unit for detecting a power state of the power supply. The detected information is converted to a high-frequency signal and outputted to the motherboard via a “power good” pin in an ATX power connector. The motherboard may obtain a voltage, current, power, temperature and other values inside the power supply via the ATX power connector and allow the values to be displayed on the screen to provide a real-time monitoring function for the users.Type: GrantFiled: March 8, 2010Date of Patent: May 7, 2013Assignee: ASUSTeK Computer Inc.Inventors: Kuo-Chen Huang, Yu-Cheng Shen
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Publication number: 20130094154Abstract: A power supply device includes a power input module and a power functional module. The power input module has a power connecting unit and a power converting unit, which has a first connecting part. The power functional module comprises a functional unit or a plurality of functional units which connect with each other. The power input module is detachably coupled with the power functional modules of different assembling types, so that the power supply device can be transformed into various application modes. Accordingly, the power supply device can satisfy multiple applications and uses.Type: ApplicationFiled: September 10, 2012Publication date: April 18, 2013Inventor: Yu-Cheng SHEN
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Patent number: 8045324Abstract: A computer includes a computer case, a motherboard, a cable box, a power supply and a peripheral component. The computer case has a first disk drive slot and a second disk drive slot within the inner portion thereof. The cable box is installed in the first disk drive slot. The power supply is connected with the cable box through a power cord. The peripheral component is installed in the second disk drive slot, wherein electricity is transmitted from the power supply to the peripheral component through the cable box.Type: GrantFiled: June 3, 2009Date of Patent: October 25, 2011Assignee: ASUSTek Computer Inc.Inventors: Yu-Cheng Shen, Chin-Nan Lai, Chun-Chieh Yen, Chuan-Chang Chou
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Publication number: 20100250977Abstract: The invention discloses a compute system which may detect the state of a power supply. The system includes a power supply and a motherboard. The power supply has a detecting unit for detecting a power state of the power supply. The detected information is converted to a high-frequency signal and outputted to the motherboard via a “power good” pin in an ATX power connector. The motherboard may obtain a voltage, current, power, temperature and other values inside the power supply via the ATX power connector and allow the values to be displayed on the screen to provide a real-time monitoring function for the users.Type: ApplicationFiled: March 8, 2010Publication date: September 30, 2010Applicant: ASUSTeK COMPUTER INC.Inventors: Kuo-Chen Huang, Yu-Cheng Shen
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Patent number: 7803012Abstract: A cable collector of a power supply apparatus is provided. The power supply apparatus includes a power adaptor, a cable, and a cable collector. One side of the cable is connected with the power adaptor. The cable collector includes a first board, a first power connector, and two first blocking boards. The first board is connected with a first surface of the power adaptor. The first power connector is formed on the first board. The first board is connected with the power adaptor via the first power connector. The two first blocking boards are formed on two sides of the first board.Type: GrantFiled: May 8, 2009Date of Patent: September 28, 2010Assignee: Asustek Computer Inc.Inventors: Yu-Cheng Shen, Min-Hua Hsu
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Publication number: 20100068920Abstract: A cable collector of a power supply apparatus is provided. The power supply apparatus includes a power adaptor, a cable, and a cable collector. One side of the cable is connected with the power adaptor. The cable collector includes a first board, a first power connector, and two first blocking boards. The first board is connected with a first surface of the power adaptor. The first power connector is formed on the first board. The first board is connected with the power adaptor via the first power connector. The two first blocking boards are formed on two sides of the first board.Type: ApplicationFiled: May 8, 2009Publication date: March 18, 2010Applicant: ASUSTEK COMPUTER INC.Inventors: Yu-Cheng Shen, Min-Hua Hsu