Patents by Inventor Chi-Ming Tsai

Chi-Ming 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: 20200133134
    Abstract: The present disclosure provides a method and a system for generating photomask patterns. The system obtains a design layout image, and generates a hotspot image corresponding to the design layout image based on a hotspot detection model. The system generates two photomask patterns based on the hotspot image. The at least two photomask patterns are transferred onto a semiconductor substrate.
    Type: Application
    Filed: June 6, 2019
    Publication date: April 30, 2020
    Inventors: YEN-TUNG HU, KUAN-CHI CHEN, YA-HSUAN WU, SHIUAN-LI LIN, CHIH-CHUNG HUANG, CHI-MING TSAI
  • Publication number: 20200133117
    Abstract: A method and a system of performing layout enhancement include: providing a first design layout comprising a plurality of cells; updating a first cell in the plurality of cells using optical proximity correction to provide a first updated cell and a data set; updating a second cell from remaining cells in the first design layout based on the data set to provide a second updated cell; and manufacturing a mask based on the first updated cell and the second updated cell in the first design layout.
    Type: Application
    Filed: August 12, 2019
    Publication date: April 30, 2020
    Inventors: WEI-LIN CHU, HSIN-LUN TSENG, SHENG-WEN HUANG, CHIH-CHUNG HUANG, CHI-MING TSAI
  • Publication number: 20200127160
    Abstract: A semiconductor light emitting device includes a multi-quantum-well structure, a first capping layer, a second capping layer, and an electron barrier layer stacked in order. The multi-quantum-well structure includes a plurality of alternately-stacked second potential barrier layers and potential well layers. The first capping layer is a semiconductor layer and the second capping layer is a p-doped semiconductor layer. Each of the first and second capping layers has a band gap larger than that of each of the second potential barrier layers and the band gap of the first capping layer is larger than that of the electron barrier layer. A method of preparing the semiconductor light emitting device is also provided.
    Type: Application
    Filed: December 17, 2019
    Publication date: April 23, 2020
    Inventors: Yung-Ling LAN, Chan-Chan LING, Chi-Ming TSAI, Chia-Hung CHANG
  • Publication number: 20200098689
    Abstract: A semiconductor structure includes a substrate including a first surface; a dielectric layer disposed over the first surface of the substrate; a first conductive line surrounded by the dielectric layer and extended over the first surface of the substrate; a conductive via disposed over the first conductive line and extended through the dielectric layer; and a cross section of the conductive via parallel to the first surface of the substrate, wherein the first conductive line includes a second surface at least partially interfaced with the conductive via, the second surface of the first conductive line includes a first end, a second end opposite to the first end and a first central axis passing through the first end and the second end, the cross section of the conductive via includes a second central axis parallel to the first central axis and a third central axis orthogonal to the second central axis.
    Type: Application
    Filed: December 6, 2018
    Publication date: March 26, 2020
    Inventors: CHI-TA LU, CHI-MING TSAI
  • Publication number: 20200097631
    Abstract: A method for forming a photomask is provided. The method includes: receiving an initial layout including a plurality of first patterns and a plurality of second patterns; decomposing the initial layout into a first layout including the plurality of first patterns and a second layout including the plurality of second patterns; inserting a plurality of third patterns into the first layout, wherein each of the plurality of third patterns is adjacent to at least one of the plurality of first patterns; comparing the first layout and the second layout; identifying a fourth pattern as an overlapping portion of the plurality of third patterns overlapping one of the plurality of second patterns; increasing a width of the fourth pattern; and outputting the first layout including the first patterns, the third patterns and the fourth patterns into a first photomask.
    Type: Application
    Filed: September 25, 2018
    Publication date: March 26, 2020
    Inventors: CHIN-MIN HUANG, CHING-HUNG LAI, JIA-GUEI JOU, YIN-CHUAN CHEN, CHI-MING TSAI
  • Publication number: 20200057833
    Abstract: A method includes receiving a pattern layout for a mask, shrinking the pattern layout to form a shrunk pattern, determining centerlines for each of a plurality of features within the shrunk pattern, and snapping the centerline for each of the plurality of features to a grid. The grid represents a minimum resolution size of a mask fabrication tool. The method further includes, after snapping the centerline for each of the plurality of features to the grid, fabricating the mask with the shrunk pattern.
    Type: Application
    Filed: October 30, 2018
    Publication date: February 20, 2020
    Inventors: Chi-Ta Lu, Chi-Ming Tsai
  • Publication number: 20200052155
    Abstract: Disclosed is a multi-quantum well structure including a stress relief layer, an electron-collecting layer disposed on the stress relief layer, and an active layer including a first active layer unit that is disposed on the electron-collecting layer. The first active layer unit includes potential barrier sub-layers and potential well sub-layers being alternately stacked, in which at least one of the potential barrier sub-layers has a GaN/Alx1Iny1Ga(1-x1-y1)N/GaN stack, where 0<x1?1 and 0?y1<1, and for the remainder of the potential barrier sub-layers, each of the potential barrier sub-layers is a GaN layer. An LED device including the multi-quantum well structure is also disclosed.
    Type: Application
    Filed: October 17, 2019
    Publication date: February 13, 2020
    Inventors: HAN JIANG, YUNG-LING LAN, WEN-PIN HUANG, CHANGWEI SONG, LI-CHENG HUANG, FEILIN XUN, CHAN-CHAN LING, CHI-MING TSAI, CHIA-HUNG CHANG
  • Publication number: 20200020655
    Abstract: A semiconductor device manufacturing method including: simultaneously forming a plurality of conductive bumps respectively on a plurality of formation sites by adjusting a forming factor in accordance with an environmental density associated with each formation site; wherein the plurality of conductive bumps including an inter-bump height uniformity smaller than a value, and the environmental density is determined by a number of neighboring formation sites around each formation site in a predetermined range.
    Type: Application
    Filed: March 14, 2019
    Publication date: January 16, 2020
    Inventors: MING-HO TSAI, JYUN-HONG CHEN, CHUN-CHEN LIU, YU-NU HSU, PENG-REN CHEN, WEN-HAO CHENG, CHI-MING TSAI
  • Patent number: 10535796
    Abstract: A semiconductor light emitting device includes a multi-quantum-well structure, a first potential barrier layer, a first capping layer, a second capping layer, and an electron barrier layer stacked in order on a growth substrate. The multi-quantum-well structure includes a plurality of alternately-stacked second potential barrier layers and potential well layers. The first capping layer is an undoped semiconductor layer and the second capping layer is a p-doped semiconductor layer. Each of the first and second capping layers has a band gap larger than that of each of the second potential barrier layers and the electron barrier layer. A method of preparing the semiconductor light emitting device is also provided.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: January 14, 2020
    Assignee: XIAMEN SAN'AN OPTOELECTRONICS CO., LTD.
    Inventors: Yung-Ling Lan, Chan-Chan Ling, Chi-Ming Tsai, Chia-Hung Chang
  • Publication number: 20200004136
    Abstract: Present disclosure provide a method for fabricating a mask, including obtaining a target pattern to be imaged onto a substrate, providing a first scattering bar and a second scattering bar adjacent to consecutive edges of the target pattern, identifying a first length of the first scattering bar and a second length of the second scattering bar, connecting the first scattering bar and the second scattering bar when any of the first length and the second length is smaller than a predetermined value, identifying a separation between the first scattering bar and the second scattering bar subsequent to identifying the first length and the second length, disposing the first scattering bar and the second scattering bar in a first fashion when the separation is equal to zero, and disposing the first scattering bar and the second scattering bar in a second fashion when the separation is greater than zero.
    Type: Application
    Filed: January 22, 2019
    Publication date: January 2, 2020
    Inventors: HUANG-MING WU, JIUN-HAO LIN, JIA-GUEI JOU, CHI-TA LU, CHI-MING TSAI
  • Publication number: 20190354006
    Abstract: A method for manufacturing a photomask is provided. The method includes generating a plurality of virtual layouts; calculating a score for each of the plurality of virtual layouts in accordance with a total overlay area; comparing the scores of the plurality of virtual layouts and determining a modified layout having a target score out of the plurality of virtual layouts; and outputting the modified layout to a photomask. Each of the virtual layouts includes a plurality of the shifted features. A semiconductor manufacturing method is also provided.
    Type: Application
    Filed: November 7, 2018
    Publication date: November 21, 2019
    Inventors: WEI-CHUNG HU, CHI-TA LU, CHI-MING TSAI
  • Publication number: 20190340870
    Abstract: A game machine is provided with a structural and lighting apparatus. The structural and lighting apparatus includes a plank, a bar and fins. The bar includes two strips extending on and along a front face of the plank. Each of the strips provides a space with the plank. The bar is located between two panels of two lockers of the game machine so that each of the spaces receives an edge of a corresponding one of the panels. The fins extend on and along a rear face of the plank, thereby providing at least one partition-containing groove for receiving a partition between two lockers and at least one light-containing groove for receiving at least one LED string in the corresponding locker.
    Type: Application
    Filed: May 2, 2018
    Publication date: November 7, 2019
    Inventors: Chi-Ming Tsai, I-Chiang Yang
  • Publication number: 20190280155
    Abstract: A semiconductor light emitting device includes a multi-quantum-well structure, a first potential barrier layer, a first capping layer, a second capping layer, and an electron barrier layer stacked in order on a growth substrate. The multi-quantum-well structure includes a plurality of alternately-stacked second potential barrier layers and potential well layers. The first capping layer is an undoped semiconductor layer and the second capping layer is a p-doped semiconductor layer. Each of the first and second capping layers has a band gap larger than that of each of the second potential barrier layers and the electron barrier layer. A method of preparing the semiconductor light emitting device is also provided.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 12, 2019
    Inventors: Yung-Ling LAN, Chan-Chan LING, Chi-Ming TSAI, Chia-Hung CHANG
  • Publication number: 20190131269
    Abstract: Integrated fan-out packages and methods of forming the same are disclosed. An integrated fan-out package includes a bump structure, a polymer layer and a metal layer. The bump structure includes a metal pad and a bump electrically connected to the metal pad. The polymer layer extends laterally from a sidewall of the bump. The metal layer is over the bump structure and in physical contact with a side surface of the metal pad.
    Type: Application
    Filed: April 30, 2018
    Publication date: May 2, 2019
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Tzung-Hui Lee, Chen-Hua Yu, Chi-Ming Tsai, Hung-Jui Kuo, Ming-Che Ho
  • Patent number: 10274817
    Abstract: A mask includes a transparent substrate, a first pattern, a second pattern, and a sub-resolution auxiliary feature. The first pattern and the second pattern are over the transparent substrate. The first pattern has an area of 0.16 ?m2 to 60000 ?m2. The second pattern has an area of 0.16 ?m2 to 60000 ?m2. The sub-resolution auxiliary feature is over the transparent substrate and connects the first pattern and the second pattern.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: April 30, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ching-Hung Lai, Chih-Chung Huang, Chih-Chiang Tu, Chung-Hung Lin, Chi-Ming Tsai, Ming-Ho Tsai
  • Publication number: 20190122942
    Abstract: A method includes performing Chemical Mechanical Polish (CMP) on a wafer, placing the wafer on a chuck, performing a post-CMP cleaning on the wafer, and determining cleanness of the wafer when the wafer is located on the chuck.
    Type: Application
    Filed: December 17, 2018
    Publication date: April 25, 2019
    Inventors: Yu-Ting Yen, Chi-Ming Tsai, Hui-Chi Huang
  • Patent number: 10157801
    Abstract: A method includes performing Chemical Mechanical Polish (CMP) on a wafer, placing the wafer on a chuck, performing a post-CMP cleaning on the wafer, and determining cleanness of the wafer when the wafer is located on the chuck.
    Type: Grant
    Filed: January 4, 2016
    Date of Patent: December 18, 2018
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Ting Yen, Chi-Ming Tsai, Hui-Chi Huang
  • Patent number: 10151971
    Abstract: A method, of seeding an optical proximity correction (OPC) process, includes: receiving, at an input device of a computer, a subject pre-OPC design-signature for a subject pre-OPC design package; selecting, by the processor and via interaction with an OPC database operatively connected to the computer, one amongst archived post-OPC design packages based on relatedness between the subject pre-OPC design-signature and archived post-OPC design-signatures corresponding to the archived post-OPC design packages, and thereby retrieving the selected archived post-OPC design packages; and generating one or more seeds for the OPC process based on the selected archived post-OPC design package.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: December 11, 2018
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yin-Chuan Chen, Chi-Ming Tsai, Shin-Huang Chen
  • Publication number: 20180284595
    Abstract: A mask includes a transparent substrate, a first pattern, a second pattern, and a sub-resolution auxiliary feature. The first pattern and the second pattern are over the transparent substrate. The first pattern has an area of 0.16 ?m2 to 60000 ?m2. The second pattern has an area of 0.16 ?m2 to 60000 ?m2. The sub-resolution auxiliary feature is over the transparent substrate and connects the first pattern and the second pattern.
    Type: Application
    Filed: March 31, 2017
    Publication date: October 4, 2018
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ching-Hung Lai, Chih-Chung Huang, Chih-Chiang Tu, Chung-Hung Lin, Chi-Ming Tsai, Ming-Ho Tsai
  • Patent number: D876551
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: February 25, 2020
    Assignee: Feiloli Electronic Co., Ltd.
    Inventors: Chi-Ming Tsai, I-Chiang Yang