Patents by Inventor Chao-Yi Wang

Chao-Yi 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).

  • Publication number: 20190229081
    Abstract: Semiconductor devices are provided. The semiconductor device includes a first dielectric layer, a bump, an etching stop layer and a spacer. The first dielectric layer is disposed over and exposes a conductive structure. The bump is partially disposed in the first dielectric layer to electrically connect the conductive structure. The etching stop layer is disposed over the first dielectric layer aside the bump. The spacer surrounds the bump and disposed between the etching stop layer and the bump.
    Type: Application
    Filed: April 2, 2019
    Publication date: July 25, 2019
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Yu Ku, Cheng-Lung Yang, Chen-Shien Chen, Hon-Lin Huang, Chao-Yi Wang, Ching-Hui Chen, Chien-Hung Kuo
  • Patent number: 10319695
    Abstract: A semiconductor device includes a semiconductor substrate. A pad region is disposed on the semiconductor substrate. A micro bump is disposed on the pad region. The micro bump has a first portion on the pad region and a second portion on the first portion. The first portion and the second portion have different widths. The first portion has a first width and the second portion has a second width. The first width is larger or smaller than the second width. The micro bump includes nickel and gold. The semiconductor device also includes a passivation layer overlying a portion of the pad region.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: June 11, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Sheng-Yu Wu, Ching-Hui Chen, Mirng-Ji Lii, Kai-Di Wu, Chien-Hung Kuo, Chao-Yi Wang, Hon-Lin Huang, Zi-Zhong Wang, Chun-Mao Chiu
  • Patent number: 10276528
    Abstract: A semiconductor device and a manufacturing method for the semiconductor device are provided. The semiconductor device includes a first dielectric layer, a bump, an etching stop layer and a spacer. The first dielectric layer is disposed over and exposes a conductive structure. The bump is partially disposed in the first dielectric layer to electrically connect the conductive structure. The etching stop layer is disposed over the first dielectric layer aside the bump a spacer and surrounds the bump and disposed between the etching stop layer and the bump.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: April 30, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Yu Ku, Cheng-Lung Yang, Chen-Shien Chen, Hon-Lin Huang, Chao-Yi Wang, Ching-Hui Chen, Chien-Hung Kuo
  • Publication number: 20190027452
    Abstract: A semiconductor device and a manufacturing method for the semiconductor device are provided. The semiconductor device includes a first dielectric layer, a bump, an etching stop layer and a spacer. The first dielectric layer is disposed over and exposes a conductive structure. The bump is partially disposed in the first dielectric layer to electrically connect the conductive structure. The etching stop layer is disposed over the first dielectric layer aside the bump a spacer and surrounds the bump and disposed between the etching stop layer and the bump.
    Type: Application
    Filed: July 18, 2017
    Publication date: January 24, 2019
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Yu Ku, Cheng-Lung Yang, Chen-Shien Chen, Hon-Lin Huang, Chao-Yi Wang, Ching-Hui Chen, Chien-Hung Kuo
  • Publication number: 20190006303
    Abstract: A semiconductor device includes a semiconductor substrate. A pad region is disposed on the semiconductor substrate. A micro bump is disposed on the pad region. The micro bump has a first portion on the pad region and a second portion on the first portion. The first portion and the second portion have different widths. The first portion has a first width and the second portion has a second width. The first width is larger or smaller than the second width. The micro bump includes nickel and gold. The semiconductor device also includes a passivation layer overlying a portion of the pad region.
    Type: Application
    Filed: September 26, 2017
    Publication date: January 3, 2019
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Sheng-Yu WU, Ching-Hui CHEN, Mirng-Ji LII, Kai-Di WU, Chien-Hung KUO, Chao-Yi WANG, Hon-Lin HUANG, Zi-Zhong WANG, Chun-Mao CHIU
  • Patent number: 8692765
    Abstract: A 2D/3D image switching display device includes an image display unit and an image switching unit coupled to the image display unit. The image switching unit includes first and second transparent substrates and first and second transparent conducting elements installed on the first and second transparent substrates respectively. An electrochromic layer and an electrolytic layer are formed on the first and second transparent substrates sequentially. The electrochromic layer produce a color change according to the switching status of the image display unit After a stereo image divided into left and right eye images is received by naked eyes, no moire pattern will be produced, so that no additional light shielding device using a parallax barrier is required for displaying stereo images, and the 2D/3D image switching display device can change a light-shielding angle for adjusting a stereo image display according to the viewing angle.
    Type: Grant
    Filed: September 21, 2010
    Date of Patent: April 8, 2014
    Assignee: J Touch Corporation
    Inventors: Yu-Chou Yeh, Chao-Yi Wang, Chi-Hsien Sung, Min-Hui Chiang
  • Publication number: 20130328964
    Abstract: Disclosure is related to an apparatus for producing a three-dimensional product. Apparatus is configured to print a 3D image onto a flat surface of grating film. The grating film has the flat surface and a grating textural surface. In an exemplary example, the apparatus includes an image capturing unit for generating an object image by photographing an object. A control unit is also included for extracting the object from the object image and regarding it as a foreground object image. Afterward, the foreground object image is combined with a background image, and a 3D picture is formed. The background image is stored in a background image storing unit. A printing unit is included for printing the combined three-dimensional image onto a flat surface of grating film. A bottom-layer forming unit is used to form an opaque layer onto the grating film printed with the three-dimensional image.
    Type: Application
    Filed: June 6, 2012
    Publication date: December 12, 2013
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, TING-CHING LIN, CHAO-YI WANG
  • Patent number: 8427734
    Abstract: A 3D image display device includes a display module, an electrochromic module, a control element and a sensing element. The display module is provided for generating a left-eye image and a right-eye image. The electrochromic module is comprised of a first transparent substrate, a first transparent conductive element, a plurality of first electrochromic elements, an electrolyte layer, a plurality of second electrochromic elements, a second transparent conductive element and a second transparent substrate. The second electrochromic elements are arranged orthogonally with the first electrochromic elements. The control element is provided for switching the voltage of the first and second transparent conductive elements. The sensing element is provided for sensing a rotating direction of the 3D image display device and transmitting a sensing signal to the control element to change the color of the first or second electrochromic element, so as to produce a parallax barrier.
    Type: Grant
    Filed: January 18, 2011
    Date of Patent: April 23, 2013
    Assignee: J Touch Corporation
    Inventors: Yu-Chou Yeh, Chao-Yi Wang, Wen-Chih Lo, Tsung-Her Yeh
  • Publication number: 20130062009
    Abstract: Disclosed is a three-dimensional image output apparatus. The apparatus is designed to output 3D image product. The apparatus includes an image retrieving unit for retrieving at least one first image, and a lens membrane conveying unit for delivering at least one lens membrane. The lens membrane has a glue layer and a protective membrane is adhered thereon. The apparatus includes a printing unit for printing out a product for appearing 3D first image by looking at a second image through lens membrane. The apparatus includes a membrane removing unit for removing the protective membrane, a paving unit for paving the lens membrane onto the product, and an adhering unit for combining lens membrane with the product. The final product is then formed. A control unit is configured to control those units for achieving the production of 3D image, by which the first image is converted to the second image.
    Type: Application
    Filed: November 7, 2011
    Publication date: March 14, 2013
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, TSUNG-HER YEH, TING-CHING LIN, SU-YING CHEN
  • Patent number: 8368991
    Abstract: A 3D image display device includes a display module, an electrochromic module, a control unit and a sensing unit. The electrochromic module has a first electrochromic element and a second electrochromic element disposed in the different direction, and the electrochromic element is a solution type electrochromic material, and the valence of ions in the material is changed to produce a quick and uniform coloration. The display device transmits a detect signal of the sensing unit to the control unit, and the control unit controls the coloration/decoloration of the first and second electrochromic elements to switch the horizontal or vertical parallax barrier, such that viewers can view a 3D image from different viewing angles and directions.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: February 5, 2013
    Assignee: J Touch Corporation
    Inventors: Yu-Chou Yeh, Chao-Yi Wang, Wen-Chih Lo, Chi-Hsien Sung, Tsung-Her Yeh
  • Patent number: 8368993
    Abstract: A 2D/3D image switching display device includes an image display unit and an image switching unit coupled to a surface of the image display unit, and the image switching unit includes a first substrate, a second substrate, first and second conducting elements corresponding to the first and second substrates respectively, and an electrochromic unit installed between the first and second substrates, and the electrochromic unit includes a first electrochromic layer and a second electrochromic layer combined with each other, such that when the image display unit switches its display from the display of planar images to stereo images, the electrochromic layers turn to a dark light-shading condition for a better light-shielding effect, and moire patterns will not be produced after naked eyes receive left and right eye images of a stereo image, and the display device can display stereo images directly without requiring an additional parallax barrier device.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: February 5, 2013
    Assignee: J Touch Corporation
    Inventors: Yu-Chou Yeh, Chao-Yi Wang, Tsung-Her Yeh
  • Patent number: 8284471
    Abstract: In a touch control electrochromic device such as a resistive or capacitive touch panel, the electrochromic device combined with a resistive touch panel includes a resistive touch panel unit having a first transparent conductive substrate and a second conductive substrate; an electrochromic material, which is a pure liquid filled into the resistive touch panel unit; an insulator installed at internal peripheries of the first transparent conductive substrate and the second conductive substrate; and a controller electrically coupled to the resistive touch panel unit for turning on/off an external power source of the electrochromic material by an external touch control signal. The resistive touch panel unit directly drives the coloration/decoloration of the electrochromic material to achieve the effect of a power saving window or smart glass.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: October 9, 2012
    Assignee: J Touch Corporation
    Inventors: Yu-Chou Yeh, Chao-Yi Wang, Wen-Chih Lo, Tsung-Her Yeh
  • Publication number: 20120243068
    Abstract: Disclosed herein is an electrochromic apparatus. In particular, the apparatus is a multi-layer structure mainly having transparent glass substrates. An aerogel with multiple holes is packaged within the structure. The conducting materials are coated on the substrates. An electrochromic material is then packaged within the layers of conducting materials. By applying voltage onto the conducting materials, the property of electrochromic material may be changed, such as changing its transparency or color. Further, photocatalyst material may be coated upon the outside surfaces of the substrates. A solar energy power layer may be disposed on the substrate for supplying power to the apparatus or to others. In accordance with one further embodiment, an electrochromic composite material may be employed into the apparatus, especially packaged within the substrates. The composite material is made of the aerogel and the electrochromic material.
    Type: Application
    Filed: June 21, 2011
    Publication date: September 27, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, TSUNG-HER YEH
  • Publication number: 20120224246
    Abstract: A grating structure of a 2D/3D switching display device comprises: a first transparent substrate, a first transparent conductive film; a second transparent substrate, and a second transparent conductive film disposed with an interval apart with each other on a side of the first transparent conductive film, such that a potential difference is produced between the first transparent conductive film and the second transparent conductive film; a solution type electrochromic material, disposed between the two transparent conductive films; an isolating element, made of an inorganic material, and disposed on a side of the second transparent conductive film; and a conductive wire layer, disposed on a lateral periphery of the first transparent conductive film and/or the second transparent conductive film. After the conductive wire layer is electrically conducted, the conductive wire layer with a low resistance accelerates the conduction of current, so as to improve the efficiency and uniformity of coloration.
    Type: Application
    Filed: April 13, 2011
    Publication date: September 6, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, CHI-HSIEN SUNG, TSUNG-HER YEH
  • Publication number: 20120154891
    Abstract: A 3D image display device includes a display module, an electrochromic module, a control unit and a sensing unit. The electrochromic module has a first electrochromic element and a second electrochromic element disposed in the different direction, and the electrochromic element is a solution type electrochromic material, and the valence of ions in the material is changed to produce a quick and uniform coloration. The display device transmits a detect signal of the sensing unit to the control unit, and the control unit controls the coloration/decoloration of the first and second electrochromic elements to switch the horizontal or vertical parallax barrier, such that viewers can view a 3D image from different viewing angles and directions.
    Type: Application
    Filed: May 18, 2011
    Publication date: June 21, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, CHI-HSIEN SUNG, TSUNG-HER YEH
  • Publication number: 20120134003
    Abstract: In a touch control electrochromic device such as a resistive or capacitive touch panel, the electrochromic device combined with a resistive touch panel includes a resistive touch panel unit having a first transparent conductive substrate and a second conductive substrate; an electrochromic material, which is a pure liquid filled into the resistive touch panel unit; an insulator installed at internal peripheries of the first transparent conductive substrate and the second conductive substrate; and a controller electrically coupled to the resistive touch panel unit for turning on/off an external power source of the electrochromic material by an external touch control signal. The resistive touch panel unit directly drives the coloration/decoloration of the electrochromic material to achieve the effect of a power saving window or smart glass.
    Type: Application
    Filed: March 10, 2011
    Publication date: May 31, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, TSUNG-HER YEH
  • Publication number: 20120120476
    Abstract: A 3D image display device includes a display module, an electrochromic module, a control element and a sensing element. The display module is provided for generating a left-eye image and a right-eye image. The electrochromic module is comprised of a first transparent substrate, a first transparent conductive element, a plurality of first electrochromic elements, an electrolyte layer, a plurality of second electrochromic elements, a second transparent conductive element and a second transparent substrate. The second electrochromic elements are arranged orthogonally with the first electrochromic elements. The control element is provided for switching the voltage of the first and second transparent conductive elements. The sensing element is provided for sensing a rotating direction of the 3D image display device and transmitting a sensing signal to the control element to change the color of the first or second electrochromic element, so as to produce a parallax barrier.
    Type: Application
    Filed: January 18, 2011
    Publication date: May 17, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, TSUNG-HER YEH
  • Publication number: 20120086709
    Abstract: A 3D/2D display device switching module installed to the front side of a display device includes a first axle and a second axle installed on both sides of the display device respectively, and a thin film unit looped between the two axles. The first axle is coupled to a first power source. The thin film unit has a transparent area and at least one grating area. After the first power source drives the first axle to rotate clockwise or counterclockwise, the transparent area or the grating area is switched to align with the display device to produce a 3D/2D display effect. In addition, the present invention further includes a containing box installed at the backside of the display device for stacking and accommodating the thin film unit with more different types of grating areas.
    Type: Application
    Filed: March 4, 2011
    Publication date: April 12, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, TSUNG-HER YEH
  • Publication number: 20120081773
    Abstract: In an electrochromic module and a stereo image display device having the electrochromic module, the electrochromic module includes a first substrate, a second substrate, at least one electrochromic layer and at least one ion layer. The first substrate upper surface includes at least one first electrically conductive element disposed between the first substrate and the second substrate. The ion layer is formed on a surface of the electrochromic layer and prepared by mixing and dissolving at least one organic material and at least one inorganic material in a solvent. The ion layer not only serves as an ion provider, but also acts as an electrochromic material of an accessory color change layer for improving the difference of the optical transmittance. By the shifting and transmission of electrons between the organic and inorganic materials, the electrochromic module has the advantages of fast and uniform color change and smaller driving voltage.
    Type: Application
    Filed: December 15, 2010
    Publication date: April 5, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, WEN-CHIH LO, CHI-HSIEN SUNG, TSUNG-HER YEH
  • Publication number: 20120081776
    Abstract: A 2D/3D image switching display device includes an image display unit and an image switching unit coupled to a surface of the image display unit, and the image switching unit includes a first substrate, a second substrate, first and second conducting elements corresponding to the first and second substrates respectively, and an electrochromic unit installed between the first and second substrates, and the electrochromic unit includes a first electrochromic layer and a second electrochromic layer combined with each other, such that when the image display unit switches its display from the display of planar images to stereo images, the electrochromic layers turn to a dark light-shading condition for a better light-shielding effect, and moire patterns will not be produced after naked eyes receive left and right eye images of a stereo image, and the display device can display stereo images directly without requiring an additional parallax barrier device.
    Type: Application
    Filed: December 8, 2010
    Publication date: April 5, 2012
    Applicant: J TOUCH CORPORATION
    Inventors: YU-CHOU YEH, CHAO-YI WANG, TSUNG-HER YEH