Patents by Inventor Kai Hsu

Kai Hsu 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: 20230261108
    Abstract: The disclosure discloses a manufacturing method for high-voltage transistor. The manufacturing method comprises: providing a substrate; forming a recess in the substrate; forming an epitaxial doped structure with a first conductivity type in the recess of the substrate, wherein a top portion of the epitaxial doped structure comprises a top undoped epitaxial layer; forming a gate structure on the substrate and at least overlapping with the top undoped epitaxial layer; and forming a source/drain region with a second conductivity type in the epitaxial doped structure on a side of the gate structure. The first conductivity type is different from the second conductivity type.
    Type: Application
    Filed: April 24, 2023
    Publication date: August 17, 2023
    Applicant: United Microelectronics Corp.
    Inventors: Chun-Ya Chiu, Chih-Kai Hsu, Chin-Hung Chen, Chia-Jung Hsu, Ssu-I Fu, Yu-Hsiang Lin
  • Publication number: 20230259680
    Abstract: A method including: providing a design data of an integrated circuit (IC), the design data comprising a first cell; identifying a first conductive line in the first cell as a critical internal net of the first cell, wherein the first conductive line is electrically connected between an input terminal of the first cell and an output terminal of the first cell; providing a library of the first cell, wherein the library includes a table of timing or power parameters of the first cell based on a multidimensional input set associated with the critical internal net; updating the design data by determining a timing or power value of the first cell based on the table; performing a timing analysis on the updated design data; and forming a photomask based on the updated design data.
    Type: Application
    Filed: February 15, 2022
    Publication date: August 17, 2023
    Inventors: SHI-HAN ZHANG, YOU-CHENG LAI, JERRY CHANG JUI KAO, PEI-WEI LIAO, SHANG-CHIH HSIEH, MENG-KAI HSU, CHIH-WEI CHANG
  • Publication number: 20230259686
    Abstract: A semiconductor device, method, and system of arranging patterns of the same are provided. The method includes generating a plurality of gate patterns and conductive patterns, wherein each of the plurality of gate patterns and conductive patterns is located at a first horizontal level and extends along a first direction. The method also includes selecting one of the gate patterns as an input pin or one of the conductive patterns as an output pin. The method further includes generating, based on a selected gate pattern or a selected conductive pattern, a plurality of metallization patterns. Each of the plurality of metallization patterns is located at a second horizontal level overlying the first horizontal level and extends along a second direction substantially perpendicular to the first direction.
    Type: Application
    Filed: February 17, 2022
    Publication date: August 17, 2023
    Inventors: ANURAG VERMA, MENG-KAI HSU, JOHNNY CHIAHAO LI, SHENG-HSIUNG CHEN, CHENG-YU LIN, HUI-ZHONG ZHUANG, JERRY CHANG JUI KAO
  • Patent number: 11725474
    Abstract: The disclosure provides for a method for setting an inflatable packer. The method includes positioning an inflatable packer within a borehole, and pumping fluid into an inflatable element of the inflatable packer using a pump that is driven by a motor. The method includes measuring pressure of the inflatable element, determining a derivative of the measured pressure with respect to time, and determining onset of restraining of the inflatable element has occurred. Upon or after determining the onset of restraining, the method includes turning off the motor or slowing down an rpm of the motor. The disclosure also provides for a system, including a computer readable medium with processor-executable instructions stored thereon that are configured to instruct a processor to execute a pressure control algorithm to control a speed of the motor in response to pressure measurement data from the pressure sensor.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: August 15, 2023
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Bo Yang, Kai Hsu, Deopaul Dindial
  • Publication number: 20230253169
    Abstract: A system may comprise a printed circuit board (PCB) including a top surface, and a bracket including a top surface configured to receive and couple to a key switch and a bottom surface including at least two protrusions that extend normal to the bottom surface of the bracket. The bracket can be configured to mount to the PCB such that the bottom surface of the bracket is coupled to the top surface of the PCB, and the at least two protrusions may each include conductive leads that couple to the top surface of the PCB. The bracket is configured to only cover a portion of a bottom surface of the key switch when coupled to the key switch. An LED can be mounted to the top surface of the PCB, laterally adjacent to the bracket, and under the key switch at a location not covered by the bracket.
    Type: Application
    Filed: April 14, 2023
    Publication date: August 10, 2023
    Inventors: Feng-Hao Lin, Yu-Chun Sun, Lien Hsing Chen, Fu-Kai Hsu
  • Patent number: 11723239
    Abstract: A display device includes: a substrate; a data line disposed on the substrate; an another data line disposed on the substrate and adjacent to the data line; a first light emitting diode including a first electrode; and a second light emitting diode including an another first electrode, wherein the first electrode partially overlaps the data line, the another first electrode partially overlaps the another data line, and an area of the first electrode and an area of the another first electrode are different.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: August 8, 2023
    Assignee: INNOLUX CORPORATION
    Inventors: Lien-Hsiang Chen, Kung-Chen Kuo, Sheng-Kai Hsu, Hsia-Ching Chu, Mei-Chun Shih
  • Patent number: 11721591
    Abstract: A method for fabricating semiconductor device includes the steps of: providing a substrate having a fin-shaped structure thereon; forming a single diffusion break (SDB) structure in the substrate to divide the fin-shaped structure into a first portion and a second portion; forming a first gate structure on the SDB structure; forming an interlayer dielectric (ILD) layer around the first gate structure; transforming the first gate structure into a first metal gate; removing the first metal gate to form a first recess; and forming a dielectric layer in the first recess.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: August 8, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Kai Hsu, Ssu-I Fu, Chun-Ya Chiu, Chi-Ting Wu, Chin-Hung Chen, Yu-Hsiang Lin
  • Patent number: 11721770
    Abstract: A manufacturing method of a semiconductor device includes the following steps. An opening is formed penetrating a dielectric layer on a semiconductor substrate. A stacked structure is formed on the dielectric layer. The stacked structure includes a first semiconductor layer partly formed in the opening and partly formed on the dielectric layer, a sacrificial layer formed on the first semiconductor layer, and a second semiconductor layer formed on the sacrificial layer. A patterning process is performed for forming a fin-shaped structure including the first semiconductor layer, the sacrificial layer, and the second semiconductor layer. An etching process is performed to remove the sacrificial layer in the fin-shaped structure. The first semiconductor layer in the fin-shaped structure is etched to become a first semiconductor wire by the etching process. The second semiconductor layer in the fin-shaped structure is etched to become a second semiconductor wire by the etching process.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: August 8, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chin-Hung Chen, Ssu-I Fu, Chih-Kai Hsu, Chun-Ya Chiu, Chia-Jung Hsu, Yu-Hsiang Lin
  • Patent number: 11715499
    Abstract: A MRAM structure, which is provided with multiple source lines between active areas, each source line has multiple branches electrically connecting with the active areas at opposite sides in alternating arrangement. Multiple word lines traverse through the active areas to form transistors. Multiple storage units are disposed between the word lines on the active areas in staggered array arrangement, and multiple bit lines electrically connect with storage units on corresponding active areas, wherein each storage cell includes one of the storage unit, two of the transistors respectively at both sides of the storage unit, and two branches of the source line.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: August 1, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Po-Kai Hsu, Hung-Yueh Chen, Kun-I Chou, Jing-Yin Jhang, Hui-Lin Wang, Yu-Ping Wang
  • Patent number: 11716860
    Abstract: A method for fabricating a semiconductor device includes the steps of: forming a magnetic tunneling junction (MTJ) on a substrate; forming a first inter-metal dielectric (IMD) layer around the MTJ; forming a first metal interconnection adjacent to the MTJ; forming a stop layer on the first IMD layer; removing the stop layer to form an opening; and forming a channel layer in the opening to electrically connect the MTJ and the first metal interconnection.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: August 1, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Po-Kai Hsu, Jing-Yin Jhang, Yu-Ping Wang, Hung-Yueh Chen, Wei Chen
  • Publication number: 20230237235
    Abstract: An integrated circuit includes a first circuit cell having a first width and a second circuit cell having a second width that is wider than the first width by at least one contacted poly pitch. An equivalent circuit of the first circuit cell is the same as an equivalent circuit of the second circuit cell.
    Type: Application
    Filed: June 15, 2022
    Publication date: July 27, 2023
    Inventors: Anurag VERMA, Meng-Kai HSU, ChiWei HU
  • Publication number: 20230240151
    Abstract: A method for fabricating a semiconductor device includes the steps of forming a magnetic tunneling junction (MTJ) on a MRAM region of a substrate, forming a first inter-metal dielectric (IMD) layer around the MTJ, forming a patterned mask on a logic region of the substrate, performing a nitridation process to transform part of the first IMD layer to a nitride layer, forming a first metal interconnection on the logic region, forming a stop layer on the first IMD layer, forming a second IMD layer on the stop layer, and forming a second metal intercom in the second IMD layer to connect to the MTJ.
    Type: Application
    Filed: March 17, 2023
    Publication date: July 27, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Chen-Yi Weng, Si-Han Tsai, Che-Wei Chang, Po-Kai Hsu, Jing-Yin Jhang, Yu- Ping Wang, Ju-Chun Fan, Ching-Hua Hsu, Yi-Yu Lin, Hung-Yueh Chen
  • Patent number: 11710778
    Abstract: A method for fabricating semiconductor device includes: forming a first semiconductor layer and an insulating layer on a substrate; removing the insulating layer and the first semiconductor layer to form openings; forming a second semiconductor layer in the openings; and patterning the second semiconductor layer, the insulating layer, and the first semiconductor layer to form fin-shaped structures.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: July 25, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chin-Hung Chen, Ssu-I Fu, Chih-Kai Hsu, Chia-Jung Hsu, Yu-Hsiang Lin
  • Publication number: 20230232638
    Abstract: Abstract of Disclosure A memory array includes at least one strap region, at least two sub-arrays, a plurality of staggered, dummy magnetic storage elements, and a plurality of bit line structures. The strap region includes a plurality of source line straps and a plurality of word line straps. The two sub-arrays include a plurality of staggered, active magnetic storage elements. The two sub -arrays are separated by the strap region. The staggered, dummy magnetic storage elements are disposed within the strap region. The bit line structures are disposed in the two sub-arrays, and each of the bit line structures is disposed above and directly connected with at least one of the staggered, active magnetic storage elements.
    Type: Application
    Filed: February 16, 2022
    Publication date: July 20, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Ju-Chun Fan, Ching-Hua Hsu, Chun-Hao Wang, Yi-Yu Lin, Dong-Ming Wu, Po-Kai Hsu
  • Publication number: 20230222278
    Abstract: The present disclosure provides a method and an apparatus for generating a layout of a semiconductor device. The method includes placing a first cell and a second cell adjacent to the first cell, placing a first conductive pattern in a first track of the first cell extending in a first direction, wherein the first conductive pattern is configured as an input terminal or an output terminal of the first cell, placing a second conductive pattern in a first track of the second cell extending in the first direction, wherein the second conductive pattern is configured as an input terminal or an output terminal of the second cell, and aligning the first conductive pattern with the second conductive pattern.
    Type: Application
    Filed: January 12, 2022
    Publication date: July 13, 2023
    Inventors: ANURAG VERMA, CHI-CHUN LIANG, MENG-KAI HSU, CHENG-YU LIN, POCHUN WANG, HUI-ZHONG ZHUANG
  • Patent number: 11700775
    Abstract: A semiconductor device includes a substrate, a first dielectric layer, a second dielectric layer, and a third dielectric layer. The first dielectric layer is disposed on the substrate, around a first metal interconnection. The second dielectric layer is disposed on the first dielectric layer, around a via and a second metal interconnection. The second metal interconnection directly contacts the first metal interconnection. The third dielectric layer is disposed on the second dielectric layer, around a first magnetic tunneling junction (MTJ) structure and a third metal interconnection. The third metal interconnection directly contacts the first MTJ structure and the second metal interconnection, and the first MTJ structure directly contacts the via.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: July 11, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Po-Kai Hsu, Ju-Chun Fan, Yi-Yu Lin, Ching-Hua Hsu, Hung-Yueh Chen
  • Publication number: 20230215855
    Abstract: A method for fabricating semiconductor device includes the steps of first providing a first substrate having a high-voltage (HV) region and a medium voltage (MV) region and a second substrate having a low-voltage (LV) region and a static random access memory (SRAM) region, in which the HV region includes a HV device, the MV region includes a MV device, the LV region includes a fin field-effect transistor (FinFET), and the SRAM region includes a SRAM device. Next, a bonding process is conducted by using hybrid bonding, through-silicon interposer (TSI) or redistribution layer (RDL) for bonding the first substrate and the second substrate.
    Type: Application
    Filed: February 16, 2022
    Publication date: July 6, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Shih-Hung Tsai, Chien-Ting Lin, Yu-Hsiang Lin, Ssu-I Fu, Chih-Kai Hsu
  • Publication number: 20230200257
    Abstract: A semiconductor device includes: a substrate comprising a magnetic tunneling junction (MTJ) region and a logic region, a MTJ on the MTJ region, a top electrode on the MTJ, a connecting structure on the top electrode, and a first metal interconnection on the logic region. Preferably, the first metal interconnection includes a via conductor on the substrate and a trench conductor, in which a bottom surface of the trench conductor is lower than a bottom surface of the connecting structure.
    Type: Application
    Filed: February 15, 2023
    Publication date: June 22, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Po-Kai Hsu, Chen-Yi Weng, Jing-Yin Jhang, Yu-Ping Wang, Hung-Yueh Chen
  • Publication number: 20230197523
    Abstract: A method for fabricating a semiconductor device includes first providing a substrate having a high-voltage (HV) region, a medium-voltage (MV) region, and a low-voltage (LV) region, forming a HV device on the HV region, and forming a LV device on the LV region. Preferably, the HV device includes a first base on the substrate, a first gate dielectric layer on the first base, and a first gate electrode on the first gate dielectric layer. The LV device includes a fin-shaped structure on the substrate, and a second gate electrode on the fin-shaped structure, in which a top surface of the first gate dielectric layer is even with a top surface of the fin-shaped structure.
    Type: Application
    Filed: January 27, 2022
    Publication date: June 22, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Lin, Chien-Ting Lin, Chun-Ya Chiu, Chia-Jung Hsu, Chin-Hung Chen
  • Publication number: 20230197710
    Abstract: A method for fabricating a semiconductor device includes first providing a substrate having a high-voltage (HV) region, a medium-voltage (MV) region, and a low-voltage (LV) region, forming a HV device on the HV region, and forming a LV device on the LV region. Preferably, the HV device includes a first base on the substrate, a first gate dielectric layer on the first base, and a first gate electrode on the first gate dielectric layer. The LV device includes a fin-shaped structure on the substrate, and a second gate electrode on the fin-shaped structure, in which a top surface of the first gate dielectric layer is lower than a top surface of the fin-shaped structure.
    Type: Application
    Filed: January 27, 2022
    Publication date: June 22, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Lin, Chien-Ting Lin, Chia-Jung Hsu, Chun-Ya Chiu, Chin-Hung Chen