Patents by Inventor Chia-Hung Lee
Chia-Hung Lee 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).
-
Patent number: 11972974Abstract: An IC structure includes a transistor, a source/drain contact, a metal oxide layer, a non-metal oxide layer, a barrier structure, and a via. The transistor includes a gate structure and source/drain regions on opposite sides of the gate structure. The source/drain contact is over one of the source/drain regions. The metal oxide layer is over the source/drain contact. The non-metal oxide layer is over the metal oxide layer. The barrier structure is over the source/drain contact. The barrier structure forms a first interface with the metal oxide layer and a second interface with the non-metal oxide layer, and the second interface is laterally offset from the first interface. The via extends through the non-metal oxide layer to the barrier structure.Type: GrantFiled: January 13, 2022Date of Patent: April 30, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Sung-Li Wang, Shuen-Shin Liang, Yu-Yun Peng, Fang-Wei Lee, Chia-Hung Chu, Mrunal Abhijith Khaderbad, Keng-Chu Lin
-
Publication number: 20240124844Abstract: The present disclosure provides a method for preparing a composition including mesenchymal stem cells, extracellular vesicles produced by the mesenchymal stem cells, and growth factors, the composition prepared by the method, and use of the composition for treating arthritis. The composition of the present disclosure achieves the effect of treating arthritis through various efficacy experiments.Type: ApplicationFiled: October 4, 2023Publication date: April 18, 2024Inventors: Chia-Hsin Lee, Po-Cheng Lin, Yong-Cheng Kao, Ming-Hsi Chuang, Chun-Hung Chen, Chao-Liang Chang, Kai-Ling Zhang
-
Publication number: 20240115616Abstract: The present disclosure provides a method for treating liver cirrhosis by using a composition including mesenchymal stem cells, extracellular vesicles produced by the mesenchymal stem cells, and growth factors. The composition of the present disclosure achieves the effect of treating liver cirrhosis through various efficacy experiments.Type: ApplicationFiled: October 4, 2023Publication date: April 11, 2024Inventors: Po-Cheng Lin, Pi-Chun Huang, Zih-Han Hong, Ming-Hsi Chuang, Yi-Chun Lin, Chia-Hsin Lee, Chun-Hung Chen, Chao-Liang Chang, Kai-Ling Zhang
-
Patent number: 11949799Abstract: Disclosed is an input/output circuit for a physical unclonable function generator circuit. In one embodiment, a physical unclonable function (PUF) generator includes: a PUF cell array comprising a plurality of bit cells configured in a plurality of columns and at least one row, and at least one input/output (I/O) circuit each coupled to at least two neighboring columns of the PUF cell array, wherein the at least one I/O circuit each comprises a sense amplifier (SA) with no cross-coupled pair of transistors, wherein the SA comprises two cross-coupled inverters with no access transistor and a SA enable transistor, and wherein the at least one I/O circuit each is configured to access and determine logical states of at least two bit cells in the at least two neighboring columns; and based on the determined logical states of the plurality of bit cells, to generate a PUF signature.Type: GrantFiled: April 5, 2021Date of Patent: April 2, 2024Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Jui-Che Tsai, Shih-Lien Linus Lu, Cheng Hung Lee, Chia-En Huang
-
Patent number: 11942542Abstract: A semiconductor device includes a substrate, a gate dielectric layer, a gate electrode, a field plate, a source electrode and a drain electrode. The gate dielectric layer is disposed on the substrate and includes a first portion having a first thickness, a second portion having a second thickness, and a third portion having a third thickness. The first, second and third thicknesses are different from each other, and the first thickness is smaller than the second and third thicknesses. The gate electrode is disposed on the first portion of the gate dielectric layer. The field plate is separated from and electrically coupled to the gate electrode, and is disposed on the second and third portions of the gate dielectric layer. The source and drain electrodes are disposed on the sides of the gate electrode and the field plate, respectively.Type: GrantFiled: September 29, 2021Date of Patent: March 26, 2024Assignee: Vanguard International Semiconductor CorporationInventors: Syed-Sarwar Imam, Chia-Hao Lee, Chih-Hung Lin, Kun-Han Lin
-
Patent number: 11916314Abstract: A mobile device includes a housing, a first radiation element, a second radiation element, a third radiation element, a first switch element, and a second switch element. The first radiation element has a first feeding point. The second radiation element has a second feeding point. The first radiation element, the second radiation element, and the third radiation element are distributed over the housing. The first switch element is closed or open, so as to selectively couple the first radiation element to the third radiation element. The second switch element is closed or open, so as to selectively couple the second radiation element to the third radiation element. An antenna structure is formed by the first radiation element, the second radiation element, and the third radiation element.Type: GrantFiled: May 12, 2022Date of Patent: February 27, 2024Assignee: HTC CorporationInventors: Cheng-Hung Lin, Szu-Po Wang, Chia-Te Chien, Chun-Chieh Wang, Kang-Ling Li, Chun-Hsien Lee, Yu-Chieh Chiu
-
Patent number: 10848099Abstract: A power generation abnormality detection method includes operating a power converter to controllably operate a solar cell module at a plurality of predetermined voltage points to obtain a plurality of measured currents, utilizing the predetermined voltage points and measured currents to calculate a plurality of first power data, comparing the plurality of first power data with a first PV curve, or operating the power converter to controllably operate the solar cell module at a plurality of predetermined current points to obtain a plurality of measured voltages, utilizing the predetermined current points and measured voltages to calculate a plurality of second power data, and comparing the plurality of second power data with a second PV curve.Type: GrantFiled: December 28, 2016Date of Patent: November 24, 2020Assignee: ABLEREX ELECTRONICS CO., LTD.Inventors: Yao-Jen Chang, Chia-Hung Lee, Jia-Min Shen, Yu-Hsiu Lin
-
Patent number: 10189022Abstract: A microfluidic device includes a substrate, first and second capillary inlets, a microfluidic channel unit, an outlet disposed downstream of the microfluidic channel unit, and a suction member disposed downstream of the outlet. A first liquid is drawn into a first sub-channel and a main channel of the microfluidic channel unit through the first capillary inlet. A second liquid is drawn into a second sub-channel of the microfluidic channel unit through the second capillary inlet. The suction member provides a predetermined suction force to permit the second liquid to penetrate into the first liquid and to break up into droplets in the first liquid, thereby generating monodisperse emulsions.Type: GrantFiled: March 14, 2016Date of Patent: January 29, 2019Assignee: National Tsing Hua UniversityInventors: Chien-Chong Hong, Chia-Hung Lee
-
Publication number: 20170294877Abstract: A power generation abnormality detection method includes: operating a power converter to controllably operate a solar cell module at a plurality of predetermined voltage points to obtain a plurality of measured currents; utilizing the predetermined voltage points and measured currents to calculate a plurality of first power data; comparing the plurality of first power data with a first PV curve; or operating the power converter to controllably operate the solar cell module at a plurality of predetermined current points to obtain a plurality of measured voltages; utilizing the predetermined current points and measured voltages to calculate a plurality of second power data; comparing the plurality of second power data with a second PV curve.Type: ApplicationFiled: December 28, 2016Publication date: October 12, 2017Inventors: Yao-Jen Chang, Chia-Hung Lee, Jia-Min Shen, Yu-Hsiu Lin
-
Patent number: 9748796Abstract: A multi-port energy storage system includes a bi-directional power conversion circuit, a DC-AC inverter circuit, an electric energy storage facility, a first AC port, a second AC port and an AC switch. The multi-port energy storage system controllably provides various classifications of power supply quality via the first AC port and the second AC port.Type: GrantFiled: July 9, 2014Date of Patent: August 29, 2017Assignee: Ablerex Electronics Co., Ltd.Inventors: Yao-Jen Chang, Chia-Hung Lee
-
Patent number: 9682063Abstract: The present invention provides a novel formulation for cancer treatment and a method for enhancing the HCD's efficacy in cancer treatment. Specifically, the present invention provides copper-modified silica nanoparticles loaded with HCD, which exhibits better efficacy than some conventional anticancer drugs.Type: GrantFiled: February 25, 2015Date of Patent: June 20, 2017Assignee: National Dong Hwa UniversityInventors: Ching-Feng Weng, Yi-Chen Chia, Chia-Hung Lee, T. Varadharajan
-
Publication number: 20170165663Abstract: A microfluidic device includes a substrate, first and second capillary inlets, a microfluidic channel unit, an outlet disposed downstream of the microfluidic channel unit, and a suction member disposed downstream of the outlet. A first liquid is drawn into a first sub-channel and a main channel of the microfluidic channel unit through the first capillary inlet. A second liquid is drawn into a second sub-channel of the microfluidic channel unit through the second capillary inlet. The suction member provides a predetermined suction force to permit the second liquid to penetrate into the first liquid and to break up into droplets in the first liquid, thereby generating monodisperse emulsions.Type: ApplicationFiled: March 14, 2016Publication date: June 15, 2017Inventors: Chien-Chong Hong, Chia-Hung Lee
-
Patent number: 9570939Abstract: A double-port energy storage system includes a bi-directional power conversion circuit, a DC-AC inverter circuit, an electric energy storage facility, a first switch, a second switch, a third switch, a fourth switch, a first AC port and a second AC port. The double-port energy storage system controllably provides various classifications of power supply quality by controllably switching on or off some of the first switch, the second switch, the third switch the fourth switch via the first AC port and the second AC port.Type: GrantFiled: October 30, 2015Date of Patent: February 14, 2017Assignee: Ablerex Electronics Co., Ltd.Inventors: Yao-Jen Chang, Chia-Hung Lee
-
Patent number: 9490801Abstract: A rapid cutoff device includes a thyristor AC switch for supplying an AC current from a first AC circuit to a second AC circuit. A serially-connected circuit of a first switch and a first capacitor parallel-connects with the first AC circuit. A serially-connected circuit of a second switch and a second capacitor parallel-connects with the second AC circuit. When cutting off the thyristor AC switch, the first switch is operated to conduct the first capacitor in a first direction for the AC current charging to the first capacitor, alternatively, the second switch is operated to conduct the second capacitor in a second direction for the AC current charging to the second capacitor, thereby lowering a current in the thyristor AC switch approaching a zero value and thus rapidly cutting off it.Type: GrantFiled: December 31, 2014Date of Patent: November 8, 2016Assignee: Ablerex Electronics Co., Ltd.Inventors: Jia-Min Shen, Yi-Hao Chang, Chia-Hung Lee
-
Publication number: 20160243236Abstract: The present invention provides a novel formulation for cancer treatment and a method for enhancing the HCD's efficacy in cancer treatment. Specifically, the present invention provides copper-modified silica nanoparticles loaded with HCD, which exhibits better efficacy than some conventional anticancer drugs.Type: ApplicationFiled: February 25, 2015Publication date: August 25, 2016Inventors: Ching-Feng Weng, Yi-Chen Chia, Chia-Hung Lee, T. Varadharajan
-
Patent number: 9344082Abstract: A rapid cutoff device includes a thyristor DC switch, a switch and a capacitor. An operation method includes: connecting the thyristor DC switch between a first DC circuit and a second DC circuit; serially connecting the switch and the capacitor which further parallel connects the first DC circuit; when the thyristor DC switch is conducted, supplying a DC current via the thyristor DC switch; when a drive signal of the thyristor DC switch stops, operating the switch to conduct the capacitor which is charged by the first DC circuit to rapidly lower a current of the thyristor DC switch approaching a zero value, thereby rapidly cutting of the thyristor DC switch.Type: GrantFiled: December 31, 2014Date of Patent: May 17, 2016Assignee: Ablerex Electronics Co., Ltd.Inventors: Jia-Min Shen, Yi-Hao Chang, Chia-Hung Lee
-
Publication number: 20160065209Abstract: A rapid cutoff device includes a thyristor AC switch for supplying an AC current from a first AC circuit to a second AC circuit. A serially-connected circuit of a first switch and a first capacitor parallel-connects with the first AC circuit. A serially-connected circuit of a second switch and a second capacitor parallel-connects with the second AC circuit. When cutting off the thyristor AC switch, the first switch is operated to conduct the first capacitor in a first direction for the AC current charging to the first capacitor, alternatively, the second switch is operated to conduct the second capacitor in a second direction for the AC current charging to the second capacitor, thereby lowering a current in the thyristor AC switch approaching a zero value and thus rapidly cutting off it.Type: ApplicationFiled: December 31, 2014Publication date: March 3, 2016Inventors: Jia-Min Shen, Yi-Hao Chang, Chia-Hung Lee
-
Publication number: 20160056820Abstract: A rapid cutoff device includes a thyristor DC switch, a switch and a capacitor. An operation method includes: connecting the thyristor DC switch between a first DC circuit and a second DC circuit; serially connecting the switch and the capacitor which further parallel connects the first DC circuit; when the thyristor DC switch is conducted, supplying a DC current via the thyristor DC switch; when a drive signal of the thyristor DC switch stops, operating the switch to conduct the capacitor which is charged by the first DC circuit to rapidly lower a current of the thyristor DC switch approaching a zero value, thereby rapidly cutting of the thyristor DC switch.Type: ApplicationFiled: December 31, 2014Publication date: February 25, 2016Inventors: Jia-Min Shen, Yi-Hao Chang, Chia-Hung Lee
-
Publication number: 20160049829Abstract: A double-port energy storage system includes a bi-directional power conversion circuit, a DC-AC inverter circuit, an electric energy storage facility, a first switch, a second switch, a third switch, a fourth switch, a first AC port and a second AC port. The double-port energy storage system controllably provides various classifications of power supply quality by controllably switching on or off some of the first switch, the second switch, the third switch the fourth switch via the first AC port and the second AC port.Type: ApplicationFiled: October 30, 2015Publication date: February 18, 2016Inventors: Yao-Jen Chang, Chia-Hung Lee
-
Publication number: 20150015068Abstract: A multi-port energy storage system includes a bi-directional power conversion circuit, a DC-AC inverter circuit, an electric energy storage facility, a first AC port, a second AC port and an AC switch. The multi-port energy storage system controllably provides various classifications of power supply quality via the first AC port and the second AC port.Type: ApplicationFiled: July 9, 2014Publication date: January 15, 2015Inventors: Yao-Jen Chang, Chia-Hung Lee