Patents by Inventor Wen-Yi Tsai

Wen-Yi Tsai 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: 20200094298
    Abstract: A method includes introducing ozone toward a photoresist layer over a substrate. The ozone is decomposed into dioxygen and first atomic oxygen. The dioxygen is decomposed into second atomic oxygen. The first atomic oxygen and the second atomic oxygen are reacted with the photoresist layer. An apparatus that performs the method is also disclosed.
    Type: Application
    Filed: November 25, 2019
    Publication date: March 26, 2020
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jui-Chuan CHANG, Shao-Yen KU, Wen-Chang TSAI, Shang-Yuan YU, Chien-Wen HSIAO, Fan-Yi HSU
  • Publication number: 20200044014
    Abstract: Various embodiments of the present application are directed towards an integrated circuit (IC) in which a high voltage metal-oxide-semiconductor (HVMOS) device is integrated with a high voltage junction termination (HVJT) device. In some embodiments, a first drift well and a second drift well are in a substrate. The first and second drift wells border in a ring-shaped pattern and have a first doping type. A peripheral well is in the substrate and has a second doping type opposite the first doping type. The peripheral well surrounds and separates the first and second drift wells. A body well is in the substrate and has the second doping type. Further, the body well overlies the first drift well and is spaced from the peripheral well by the first drift well. A gate electrode overlies a junction between the first drift well and the body well.
    Type: Application
    Filed: October 15, 2019
    Publication date: February 6, 2020
    Inventors: Karthick Murukesan, Wen-Chih Chiang, Chun Lin Tsai, Ker-Hsiao Huo, Kuo-Ming Wu, Po-Chih Chen, Ru-Yi Su, Shiuan-Jeng Lin, Yi-Min Chen, Hung-Chou Lin, Yi-Cheng Chiu
  • Patent number: 10535730
    Abstract: Various embodiments of the present application are directed towards an integrated circuit (IC) in which a high voltage metal-oxide-semiconductor (HVMOS) device is integrated with a high voltage junction termination (HVJT) device. In some embodiments, a first drift well and a second drift well are in a substrate. The first and second drift wells border in a ring-shaped pattern and have a first doping type. A peripheral well is in the substrate and has a second doping type opposite the first doping type. The peripheral well surrounds and separates the first and second drift wells. A body well is in the substrate and has the second doping type. Further, the body well overlies the first drift well and is spaced from the peripheral well by the first drift well. A gate electrode overlies a junction between the first drift well and the body well.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: January 14, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Karthick Murukesan, Wen-Chih Chiang, Chun Lin Tsai, Ker-Hsiao Huo, Kuo-Ming Wu, Po-Chih Chen, Ru-Yi Su, Shiuan-Jeng Lin, Yi-Min Chen, Hung-Chou Lin, Yi-Cheng Chiu
  • Patent number: 10497729
    Abstract: An image sensor includes a substrate having a first region and a second region. The image sensor further includes a dielectric layer over the substrate. The image sensor further includes a conductive layer over the dielectric layer, wherein in the first region the conductive layer has a grid shape and in the second region a portion of the conductive layer is concave toward the substrate. The image sensor further includes a protective layer, wherein the protective layer is over the conductive layer in the first region, and over a top surface and along sidewalls of the conductive layer in the second region.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: December 3, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Cheng-Yi Wu, Chun-Chih Lin, Jian-Shin Tsai, Min-Hui Lin, Wen-Shan Chang, Yi-Ming Lin, Chao-Ching Chang, C. H. Chen, Chin-Szu Lee, Y. T. Tsai
  • Patent number: 10497840
    Abstract: A wavelength-converting film and a light emitting device and a display device using the same are disclosed. The wavelength converting film comprises a fluoride phosphor powder with a Mn4+ as an activator, wherein the fluoride phosphor powder with the Mn4+ as the activator comprises a sheet-like crystal and has a chemical formula of A2[MF6]:Mn4+, wherein A is Li, Na, K, Rb, Cs, NH4, or a combination thereof, and M is Ge, Si, Sn, Ti, Zr, or a combination thereof.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: December 3, 2019
    Assignee: LEXTAR ELECTRONICS CORPORATION
    Inventors: Ching-Yi Chen, Wen-Wan Tai, Yu-Chun Lee, Tzong-Liang Tsai
  • Patent number: 10486204
    Abstract: A semiconductor apparatus for removing a photoresist layer on a substrate includes a platform, a first ultraviolet lamp, and an ozone supplier. The platform is used to support the substrate. The first ultraviolet lamp is used to provide first ultraviolet light. The ozone supplier has at least one first nozzle for introducing ozone toward the substrate through the first ultraviolet light, such that at least a part of the ozone is decomposed by the first ultraviolet light, and at least a part of the decomposed ozone reaches the photoresist layer to react with the photoresist layer. Moreover, a method of removing a photoresist layer on a substrate is also provided.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: November 26, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jui-Chuan Chang, Shao-Yen Ku, Wen-Chang Tsai, Shang-Yuan Yu, Chien-Wen Hsiao, Fan-Yi Hsu
  • Patent number: 10446731
    Abstract: A light emitting device includes a heat sinking substrate, an electrically insulating layer partially formed on the heat sinking substrate, a circuit pattern layer formed on the electrically insulating layer, a light emitting diode (LED) chip, and an electrically insulating and thermally conductive interlayer. The LED chip is indirectly and non-electrically mounted to the heat sinking substrate. The electrically insulating and thermally conductive interlayer is interposed between the bottom portion of the LED chip and a portion of the heat sinking substrate exposed from the electrically insulating layer. A bottom portion of the LED chip bridges the electrically insulating and thermally conductive interlayer and the circuit pattern layer.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: October 15, 2019
    Assignee: Taiwan Green Point Enterprises Co., Ltd.
    Inventors: Pen-Yi Liao, Chia-Tai Chen, Wen-Chia Tsai, Jing-Yi Yang, Ai-Ling Lin
  • Patent number: 10443131
    Abstract: A method of forming a patterned metal unit on an article. The method includes the steps of: providing an article that has an insulating surface; transferring a catalyst layer onto the insulating surface of the article, the catalyst layer including a catalytic material; removing a part of the catalyst layer to form a patterned catalyst layer; and forming a patterned metal layer on the patterned catalyst layer by an electroless plating technique to obtain a patterned metal unit that is constituted by the patterned catalyst layer and the patterned metal layer.
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: October 15, 2019
    Assignee: Taiwan Green Point Enterprises Co., Ltd.
    Inventors: Pen-Yi Liao, Hui-Ching Chuang, Chih-Hao Chen, Jing-Yi Yang, Wen-Chia Tsai, Yao-Tsung Ho
  • Publication number: 20190247974
    Abstract: A method for performing a chemical mechanical polishing (CMP) is disclosed. The method includes supplying a slurry onto a polishing pad, holding a first wafer against the polishing pad by a first polishing head, holding a second wafer against the polishing pad by a second polishing head, and rotating the polishing pad.
    Type: Application
    Filed: April 22, 2019
    Publication date: August 15, 2019
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yu-Yi TSAI, Wen-Pin HO, Chieh-Han LEE, Yu-Hsiang CHAO
  • Patent number: 10351766
    Abstract: The present disclosure provides a method for fabricating a phosphor. A first solution is formed by dissolving potassium hexafluorogermanate (K2GeF6) and either K2MnF6 or KMnO4 in a hydrofluoric acid solution. An anhydrous ethanol is added to the first solution to make a total concentration of fluoride ions of potassium hexafluorogermanate (K2GeF6), hydrofluoric acid, and either K2MnF6 or KMnO4 equal to or less than 48M to form a precipitate. Afterward, the precipitate is collected.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: July 16, 2019
    Assignee: Lextar Electronics Corporation
    Inventors: Wen-Li Zhou, Wei-Lun Wu, Ru-Shi Liu, Yu-Chun Lee, Ching-Yi Chen, Tzong-Liang Tsai
  • Patent number: 9281553
    Abstract: A wearable device including a display unit, a conductive frame and a belt-like structure is provided. The conductive frame surrounds a display region of the display unit, and the conductive frame has a first open slot. Besides, a feeding point and a first ground point are disposed on two sides of an opening of the first open slot, and the conductive frame forms a first antenna element. The belt-like structure is respectively connected to a first edge and a second edge, which are opposite to each other, of the conductive frame.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: March 8, 2016
    Assignee: Wistron Corporation
    Inventors: Wen-Yi Tsai, Chia-Ching Lee
  • Publication number: 20150255855
    Abstract: A wearable device including a display unit, a conductive frame and a belt-like structure is provided. The conductive frame surrounds a display region of the display unit, and the conductive frame has a first open slot. Besides, a feeding point and a first ground point are disposed on two sides of an opening of the first open slot, and the conductive frame forms a first antenna element. The belt-like structure is respectively connected to a first edge and a second edge, which are opposite to each other, of the conductive frame.
    Type: Application
    Filed: June 11, 2014
    Publication date: September 10, 2015
    Inventors: Wen-Yi Tsai, Chia-Ching Lee
  • Patent number: 9054420
    Abstract: An antenna module is provided. The antenna module includes a first ground element, a body, a radiator and a parasitic element. The body is electrically connected to the first ground element. The radiator is connected to the body, wherein the radiator includes an extending portion, a bending portion and a terminal portion, and the bending portion is connected to the extending portion, and the terminal portion is connected to the bending portion. The parasitic element includes a parasitic extending portion and a parasitic conductive portion, wherein the parasitic extending portion is connected to the parasitic conductive portion, and the terminal portion and the parasitic extending portion is located on a same straight line, and the terminal portion is separated from the parasitic extending portion.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: June 9, 2015
    Assignee: Wistron Corp.
    Inventors: Kuan-Jen Chung, Wen-Yi Tsai, Chia-Wei Su
  • Patent number: 8928531
    Abstract: An antenna module is provided. The antenna module includes a radiator, a feed conductor, a ground element, a ground conductor and a short conductor. The feed conductor is connected to the radiator. The ground conductor connects the radiator to the ground element. The short conductor connects the feed conductor to the ground conductor.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: January 6, 2015
    Assignee: Wistron Corp.
    Inventors: Pei-Cheng Hu, Kuo-Chang Su, Wen-Yi Tsai
  • Patent number: 8818470
    Abstract: A mobile communication device including a system ground plane, an antenna, a signal distributor, a transceiver and a sensing controller is provided. The antenna converts an electromagnetic wave to a radio-frequency signal. Besides, the antenna and the system ground plane form a sensing capacitor to detect an object and generate a detecting signal accordingly. The signal distributor is electrically connected to the antenna through a first connection terminal and a second connection terminal and guides the radio-frequency signal and the detecting signal from the antenna to a third connection terminal and a fourth connection terminal. The transceiver is electrically connected to the third connection terminal and processes the radio-frequency signal. The sensing controller is electrically connected to the fourth connection terminal and determines whether the object exists around the antenna according to the sensing signal.
    Type: Grant
    Filed: August 29, 2012
    Date of Patent: August 26, 2014
    Assignee: Wistron Corporation
    Inventors: Kuan-Jen Chung, Wen-Yi Tsai, Chia-Wei Su, Pei-Cheng Hu
  • Publication number: 20140220912
    Abstract: A mobile communication device including a main board, a flexible printed circuit board (FPCB) and a transmission line. The main board includes a central process unit (CPU) disposed on the main board for outputting and receiving a control signal, and a wireless transmitter disposed on the main board and coupled to the CPU for modulating and demodulating a wireless signal. The FPCB is coupled to the CPU to operate as an antenna for transmitting the control signal and radiating and receiving the wireless signal. The FPCB includes a transmission unit coupled to the CPU for transmitting the control signal, a radiation unit for radiating and receiving the wireless signal, and a feed point formed on the radiation unit for feeding the wireless signal to the radiation unit. The transmission line is coupled between the feed point and the wireless transmitter for transmitting the wireless signal.
    Type: Application
    Filed: October 17, 2013
    Publication date: August 7, 2014
    Applicant: Wistron Corporation
    Inventors: Shih-Ming Chuang, Wen-Yi Tsai, Pei-Cheng Hu
  • Patent number: 8654026
    Abstract: An antenna module includes a substrate, a main radiation structure, a strip-shaped radiation structure, a grounding structure, a shorting structure, a parasitic radiation structure and a metal radiation member. An acute angle is included between a first edge of the main radiation structure and a longitudinal edge of the substrate. The main radiation structure has a signal feeding portion and a connecting portion. The strip-shaped radiation structure is extended from a second edge of the main radiation structure. The shorting structure is U-shaped. A first end of the shorting structure is connected to the signal feeding portion and a second end of the shorting structure is connected to the grounding structure. The parasitic radiation structure is extended from the grounding structure and parallel to the first edge. A constant distance is between the parasitic radiation structure and the first edge. The metal radiation member is connected to the connecting portion.
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: February 18, 2014
    Assignee: Wistron Corporation
    Inventors: Wen-Yi Tsai, Kuan-Jen Chung, Chia-Wei Su
  • Publication number: 20130335295
    Abstract: An antenna module is provided. The antenna module includes a first ground element, a body, a radiator and a parasitic element. The body is electrically connected to the first ground element. The radiator is connected to the body, wherein the radiator includes an extending portion, a bending portion and a terminal portion, and the bending portion is connected to the extending portion, and the terminal portion is connected to the bending portion. The parasitic element includes a parasitic extending portion and a parasitic conductive portion, wherein the parasitic extending portion is connected to the parasitic conductive portion, and the terminal portion and the parasitic extending portion is located on a same straight line, and the terminal portion is separated from the parasitic extending portion.
    Type: Application
    Filed: December 13, 2012
    Publication date: December 19, 2013
    Applicant: WISTRON CORP.
    Inventors: Kuan-Jen Chung, Wen-Yi Tsai, Chia-Wei Su
  • Publication number: 20130335258
    Abstract: A mobile communication device including a system ground plane, an antenna, a signal distributor, a transceiver and a sensing controller is provided. The antenna converts an electromagnetic wave to a radio-frequency signal. Besides, the antenna and the system ground plane form a sensing capacitor to detect an object and generate a detecting signal accordingly. The signal distributor is electrically connected to the antenna through a first connection terminal and a second connection terminal and guides the radio-frequency signal and the detecting signal from the antenna to a third connection terminal and a fourth connection terminal. The transceiver is electrically connected to the third connection terminal and processes the radio-frequency signal. The sensing controller is electrically connected to the fourth connection terminal and determines whether the object exists around the antenna according to the sensing signal.
    Type: Application
    Filed: August 29, 2012
    Publication date: December 19, 2013
    Applicant: WISTRON CORPORATION
    Inventors: Kuan-Jen Chung, Wen-Yi Tsai, Chia-Wei Su, Pei-Cheng Hu
  • Publication number: 20130327379
    Abstract: A cell has a substrate, a first microstructure and an active layer. The first microstructure is formed on the substrate and has therein a first material with a concentration gradient toward one side of the substrate to provide a first built-in electric field. The active layer is mounted on the first microstructure so as to reduce recombination of electrons and holes in the cell.
    Type: Application
    Filed: June 12, 2012
    Publication date: December 12, 2013
    Applicant: Bureau of Energy Ministry of Economic Affairs
    Inventors: Wen-Chi Hou, Tung-Hsien Wu, Chih-Jui Ni, Jyong-Sian Tsai, Wen-Yi Tsai, Chau-Nan Hong