Patents by Inventor Shih-Wei Cheng

Shih-Wei 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).

  • Publication number: 20210273089
    Abstract: A semiconductor device includes a substrate having at least two fins thereon and an isolation trench between the at least two fins; and an isolation structure in the isolation trench. The isolation structure consists of a liner layer covering a lower sidewall of each of the at least two fins and a bottom surface of the isolation trench, and a stress-buffer film on the liner layer. The stress-buffer film is a silicon suboxide film of formula SiOy, wherein y<2.
    Type: Application
    Filed: May 17, 2021
    Publication date: September 2, 2021
    Inventors: Shih-Wei Su, Hao-Hsuan Chang, Chih-Wei Chang, Chi-Hsuan Cheng, Ting-An Chien, Bin-Siang Tsai
  • Patent number: 11097941
    Abstract: A method includes forming a recess in a first substrate, bonding a micro-electro-mechanical systems (MEMS) substrate to the first substrate after forming the recess in the first substrate, forming an anti-stiction layer over the micro-electro-mechanical systems (MEMS) substrate, pattering the anti-stiction layer, etching the MEMS substrate to form a MEMS device, and bonding the MEMS device and the first substrate to a second substrate. The patterned anti-stiction layer is between the MEMS device and the second substrate.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: August 24, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yi-Hsien Chang, Tzu-Heng Wu, Chun-Ren Cheng, Shih-Wei Lin, Jung-Kuo Tu
  • Patent number: 10573898
    Abstract: The disclosure provides a high permeable porous substrate. The high permeable porous substrate includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and do not penetrate the second surface of the porous substrate body. In addition, a solid oxide fuel cell supported by the high permeable porous substrate is also provided.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: February 25, 2020
    Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN
    Inventors: Chang-Sing Hwang, Chun-Huang Tsai, Chun-Liang Chang, Zong-Yang Chuang Shie, Sheng-Fu Yang, Te-Jung Huang, Shih-Wei Cheng
  • Publication number: 20200017414
    Abstract: The invention relates to a water-based ceramic three-dimensional laminate material and a method for using the same material to manufacture the ceramic objects, comprising: a step Sa of preparing a plurality of projected slice graphics and a slurry, wherein the projected slice graphics are formed by slicing a three-dimensional image along a specific direction with a specific thickness, the slurry is prepared by mixing the material powder, the photo-curing resin, the solvent and the additive; a step Sb of uniformly laying the slurry on the substrate to form a sacrificial layer; and a step Sc of uniformly laying the slurry on the slurry to form a reaction layer on the sacrificial layer; a step Sd of irradiating the reaction layer with a light beam according to one of the plurality of projected slice graphics, and the slurry is cured after being irradiated; a step Se of repeating steps Sc and Sd until a ceramic body is formed; a step Sf of washing the ceramic body with water or an organic solvent; and a step Sg o
    Type: Application
    Filed: May 6, 2019
    Publication date: January 16, 2020
    Inventors: Chun-Jung YEN, Feng-Ming YEN, Ching-Hsing CHANG, Chun-Yen TUNG, Shih-Wei CHENG
  • Patent number: 10218013
    Abstract: A flat plate type solid oxide fuel cell stack module is obtained by stacking a plurality of flat plate type solid oxide fuel cell stack units. Each of the cell stack unit comprises an anode plate, a cell unit and a cathode plate. The anode plate has a first flow channel, four corner first fuel input holes and a central first fuel output hole. The cathode plate has a second flow channel, a plurality of lateral second air input grooves and a plurality of lateral second air output grooves. The cell unit includes an anode layer, a cathode plate, four corner third fuel input holes and a central third fuel output hole. An anode mental net and an anode sealing material are disposed between the anode plate and the cell unit, a cathode mental net and a cathode sealing material are disposed between the cathode plate and the cell unit.
    Type: Grant
    Filed: January 2, 2015
    Date of Patent: February 26, 2019
    Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN
    Inventors: Hung-Hsiang Lin, Shih-Wei Cheng, Wen-Hsiu Chung, Szu-Han Wu, Yung-Neng Cheng, Ruey-Yi Lee
  • Patent number: 9979032
    Abstract: A treatment method for solid oxide fuel cells includes: measuring a radius of curvature of a cell; measuring a surface resistance of cathode current collecting layer of a cell; performing an alcohol permeating test of a cell; performing simultaneously several stages of compression and heating or cooling to a cell; an apparatus for completing above stages is also disclosed.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: May 22, 2018
    Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN
    Inventors: Chang-Sing Hwang, Chun-Liang Chang, Chun-Huang Tsai, Sheng-Huei Nian, Chih-Ming Chuang, Shih-Wei Cheng
  • Publication number: 20170335475
    Abstract: The present invention is to provide a solid oxide fuel cell test apparatus for a solid oxide electrolysis cell with a tubular evaporator furnished in the fuel delivery mechanism of the solid oxide fuel cell test apparatus being connected in serial to an external water supply, and the tubular evaporator having multilayer porous internal filler material may facilitate the inflow of water to be uniformly diffused and heated, providing a stable water vapor for introducing into the fuel cell with the fuel, mitigating adverse effects caused by pulse voltages to the fuel cell during high-temperature water electrolysis hydrogen test, so that more reliable test is achievable in order to obtain a solid oxide fuel cell with hydrogen generation from the water electrolysis.
    Type: Application
    Filed: May 19, 2016
    Publication date: November 23, 2017
    Inventors: JING-KAI LIN, SHIH-WEI CHENG, SZU-HAN WU, WEI-HONG SHIU, HUNG-HSIANG LIN, TZENG-GUANG CHUNG, YUNG-NENG CHENG, RUEY-YI LEE
  • Patent number: 9796021
    Abstract: The disclosure provides a porous metal substrate structure with high gas permeability and redox stability for a SOFC and the fabrication process thereof, the porous metal substrate structure comprising: a porous metal plate composed of first metal particles; and a porous metal film composed of second metal particles and formed on the porous metal plate; wherein the porous metal plate has a thickness more than the porous metal film, and the first metal particle has a size more than the second metal particle. Further, a porous shell containing Fe is formed on the surface of each metal particle by impregnating a solution containing Fe in a high temperature sintering process of reducing or vacuum atmosphere, and the oxidation and reduction processes. The substrate uses the porous shells containing Fe particles to absorb the leakage oxygen.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: October 24, 2017
    Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN
    Inventors: Chang-Sing Hwang, Chun-Huang Tsai, Jen-Feng Yu, Chun-Liang Chang, Jun-Meng Lin, Shih-Wei Cheng
  • Publication number: 20170288235
    Abstract: The disclosure provides a high permeable porous substrate. The high permeable porous substrate includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and do not penetrate the second surface of the porous substrate body. In addition, a solid oxide fuel cell supported by the high permeable porous substrate is also provided.
    Type: Application
    Filed: June 20, 2017
    Publication date: October 5, 2017
    Inventors: CHANG-SING HWANG, CHUN-HUANG TSAI, CHUN-LIANG CHANG, ZONG-YANG CHUANG SHIE, SHENG-FU YANG, TE-JUNG HUANG, SHIH-WEI CHENG
  • Publication number: 20170288240
    Abstract: A fuel cell power generation module includes a fuel cell stack body combined with a reformer, a burner, and a plate-type evaporator that are sequentially top-down stacked and assembled into a detachable power generation module, a gas-water separator to recycle mixed fuel that is not completely reacted with the fuel cell stack body, and a part of the recycled fuel is introduced into the burner for burning, and the burner thermal thus produced is used for heating the fuel cell stack body and the plate-type evaporator through thermal radiation and heat conduction, meanwhile, hot air produced by the burner can be used for heating air that enters the fuel cell stack body, and the plate-type evaporator converts the water into steam that feeds into the fuel cell stack body with fuel for reaction.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: SZU-HAN WU, Shih-Wei CHENG, Wei-Hong SHIU, Jing-Kai LIN, Hung-Hsiang LIN, Yung-Neng CHENG, Ruey-Yi LEE
  • Patent number: 9780384
    Abstract: A double-layer anode structure on a pretreated porous metal substrate and a method for fabricating the same, for improving the redox stability and decreasing the anode polarization resistance of a SOFC. The anode structure includes: a porous metal substrate of high gas permeability; a first porous anode functional layer, formed on the porous metal substrate by a high-voltage high-enthalpy Ar—He—H2—N2 atmospheric-pressure plasma spraying process; and a second porous anode functional layer, formed on the first porous anode functional layer by a high-voltage high-enthalpy Ar—He—H2—N2 atmospheric-pressure plasma spraying and hydrogen reduction. The first porous anode functional layer is composed a redox stable perovskite, the second porous anode functional layer is composed of a nanostructured cermet. The first porous anode functional layer is also used to prevent the second porous anode functional layer from being diffused by the composition elements of the porous metal substrate.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: October 3, 2017
    Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH, ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN, R.O.C.
    Inventors: Chang-Sing Hwang, Chun-Huang Tsai, Jen-Feng Yu, Chun-Liang Chang, Jun-Meng Lin, Shih-Wei Cheng
  • Patent number: 9716277
    Abstract: A high permeable porous substrate for a solid oxide fuel cell and a production method to produce the substrate are provided. The high permeable porous substrate for a solid oxide fuel cell includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and does not penetrate the second surface of the porous substrate body. In addition, a production method for the high permeable porous substrate of a solid oxide fuel cell is also provided.
    Type: Grant
    Filed: April 8, 2015
    Date of Patent: July 25, 2017
    Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN
    Inventors: Chang-Sing Hwang, Chun-Huang Tsai, Chun-Liang Chang, Zong-Yang Chuang Shie, Sheng-Fu Yang, Te-Jung Huang, Shih-Wei Cheng
  • Patent number: 9496559
    Abstract: A nanostructured anode of solid oxide fuel cell with high stability and high efficiency and a method for manufacturing the same are revealed. This anode comprising a porous permeable metal substrate, a diffusion barrier layer and a nano-composite film is formed by atmospheric plasma spray. The nano-composite film includes a plurality of metal nanoparticles, a plurality of metal oxide nanoparticles, and a plurality of gas pores that are connected to form nano gas channels. The metal nanoparticles are connected to form a 3-dimensional network that conducts electrons, while the metal oxide nanoparticles are connected to form a 3-dimensional network that conducts oxygen ions. The network formed by metal oxide nanoparticles has certain strength to separate metal nanoparticles and prevent aggregation or agglomeration of the metal nanoparticles. Thus this anode can be applied to a solid oxide fuel cell operating in the intermediate temperatures (600˜800° C.) with high stability and high efficiency.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: November 15, 2016
    Assignee: Atomic Energy Council-Institute of Nuclear Energy Research
    Inventors: Chang-Sing Hwang, Chun-Liang Chang, Chih-Ming Chuang, Chun-Huang Tsai, Sheng-Hui Nien, Shih-Wei Cheng
  • Publication number: 20160167135
    Abstract: The disclosure provides a porous metal substrate structure with high gas permeability and redox stability for a SOFC and the fabrication process thereof, the porous metal substrate structure comprising: a porous metal plate composed of first metal particles; and a porous metal film composed of second metal particles and formed on the porous metal plate; wherein the porous metal plate has a thickness more than the porous metal film, and the first metal particle has a size more than the second metal particle. Further, a porous shell containing Fe is formed on the surface of each metal particle by impregnating a solution containing Fe in a high temperature sintering process of reducing or vacuum atmosphere, and the oxidation and reduction processes. The substrate uses the porous shells containing Fe particles to absorb the leakage oxygen.
    Type: Application
    Filed: June 24, 2015
    Publication date: June 16, 2016
    Inventors: Chang-Sing Hwang, Chun-Huang Tsai, Jen-Feng Yu, Chun-Liang Chang, Jun-Meng Lin, Shih-Wei Cheng
  • Publication number: 20160126559
    Abstract: The disclosure provides a high permeable porous substrate for a solid oxide fuel cell. The high permeable porous substrate for a solid oxide fuel cell includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and does not penetrate the second surface of the porous substrate body. In addition, a production method for the high permeable porous substrate of a solid oxide fuel cell is also provided.
    Type: Application
    Filed: April 8, 2015
    Publication date: May 5, 2016
    Inventors: CHANG-SING HWANG, CHUN-HUANG TSAI, CHUN-LIANG CHANG, ZONG-YANG CHUANG SHIE, SHENG-FU YANG, TE-JUNG HUANG, SHIH-WEI CHENG
  • Publication number: 20160111738
    Abstract: A flat plate type solid oxide fuel cell stack module is obtained by stacking a plurality of flat plate type solid oxide fuel cell stack units. Each of the cell stack unit comprises an anode plate, a cell unit and a cathode plate. The anode plate has a first flow channel, four corner first fuel input holes and a central first fuel output hole. The cathode plate has a second flow channel, a plurality of lateral second air input grooves and a plurality of lateral second air output grooves. The cell unit includes an anode layer, a cathode plate, four corner third fuel input holes and a central third fuel output hole. An anode mental net and an anode sealing material are disposed between the anode plate and the cell unit, a cathode mental net and a cathode sealing material are disposed between the cathode plate and the cell unit.
    Type: Application
    Filed: January 2, 2015
    Publication date: April 21, 2016
    Inventors: HUNG-HSIANG LIN, SHIH-WEI CHENG, WEN- HSIU CHUNG, SZU-HAN WU, YUNG-NENG CHENG, RUEY-YI LEE
  • Publication number: 20160036069
    Abstract: A treatment method for solid oxide fuel cells includes: measuring a radius of curvature of a cell; measuring a surface resistance of cathode current collecting layer of a cell; performing an alcohol permeating test of a cell; performing simultaneously several stages of compression and heating or cooling to a cell; an apparatus for completing above stages is also disclosed.
    Type: Application
    Filed: October 15, 2015
    Publication date: February 4, 2016
    Inventors: CHANG-SING HWANG, CHUN-LIANG CHANG, CHUN-HUANG TSAI, SHENG-HUEI NIAN, CHIH-MING CHUANG, SHIH-WEI CHENG
  • Publication number: 20160028091
    Abstract: A nanostructured anode of solid oxide fuel cell with high stability and high efficiency and a method for manufacturing the same are revealed. This anode comprising a porous permeable metal substrate, a diffusion barrier layer and a nano-composite film is formed by atmospheric plasma spray. The nano-composite film includes a plurality of metal nanoparticles, a plurality of metal oxide nanoparticles, and a plurality of gas pores that are connected to form nano gas channels. The metal nanoparticles are connected to form a 3-dimensional network that conducts electrons, while the metal oxide nanoparticles are connected to form a 3-dimensional network that conducts oxygen ions. The network formed by metal oxide nanoparticles has certain strength to separate metal nanoparticles and prevent aggregation or agglomeration of the metal nanoparticles. Thus this anode can be applied to a solid oxide fuel cell operating in the intermediate temperatures (600˜800° C.) with high stability and high efficiency.
    Type: Application
    Filed: October 5, 2015
    Publication date: January 28, 2016
    Inventors: CHANG-SING HWANG, CHUN-LIANG CHANG, CHIH-MING CHUANG, CHUN-HUANG TSAI, SHENG-HUI NIEN, SHIH-WEI CHENG
  • Publication number: 20150357664
    Abstract: A plate type fuel reformer of fuel cells includes a reformer module stacked by multiple sheet components, and an engaging surface formed on a surface of the reformer module and adhered to a surface of the default fuel cell module in order to form a great thermally-conductive combination. Detachable connections are formed between each of the sheet components and between the sheet components and the fuel cells module. The edge of the reformer module is non-protruding from the side of the fuel cell module after connection. Multiple containing spaces are respectively formed between each of the sheet components for containing default catalyst units. Also, an independent air channel is formed for guiding outside air to into the fuel cell module and a fuel channel is formed for containing the default catalyst units and guiding outside fuel to react with the catalyst units to generate hydrogen gas and carbon monoxide.
    Type: Application
    Filed: June 5, 2014
    Publication date: December 10, 2015
    Inventors: Szu-Han Wu, Shih-Wei Cheng, Hung-Hsiang Lin, Yung-Neng Cheng, Ruey-yi Lee
  • Publication number: 20150349348
    Abstract: A double-layer anode structure on a pretreated porous metal substrate and a method for fabricating the same, for improving the redox stability and decreasing the anode polarization resistance of a SOFC. The anode structure includes: a porous metal substrate of high gas permeability; a first porous anode functional layer, formed on the porous metal substrate by a high-voltage high-enthalpy Ar—He—H2—N2 atmospheric-pressure plasma spraying process; and a second porous anode functional layer, formed on the first porous anode functional layer by a high-voltage high-enthalpy Ar—He—H2—N2 atmospheric-pressure plasma spraying and hydrogen reduction. The first porous anode functional layer is composed a redox stable perovskite, the second porous anode functional layer is composed of a nanostructured cermet. The first porous anode functional layer is also used to prevent the second porous anode functional layer from being diffused by the composition elements of the porous metal substrate.
    Type: Application
    Filed: August 6, 2015
    Publication date: December 3, 2015
    Inventors: Chang-Sing HWANG, Chun-Huang TSAI, Jen-Feng YU, Chun-Liang CHANG, Jun-Meng LIN, Shih-Wei CHENG