Patents Assigned to National Taiwan Normal University
  • Publication number: 20230422515
    Abstract: An integrated circuit device includes a substrate and a memory device. The memory device is over the substrate. The memory device includes a bottom electrode, a dielectric layer, an antiferroelectric layer, and a top electrode. The dielectric layer is over the bottom electrode. The antiferroelectric layer is over the dielectric layer. The top electrode is over the antiferroelectric layer.
    Type: Application
    Filed: June 24, 2022
    Publication date: December 28, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY, National Taiwan Normal University
    Inventors: Kuo-Yu HSIANG, Chun-Yu LIAO, Jen-Ho LIU, Min-Hung LEE
  • Publication number: 20230363170
    Abstract: A method includes forming a semiconductor layer over a substrate; depositing a first ferroelectric layer over a channel region of the semiconductor layer; depositing a first dielectric layer over the first ferroelectric layer; depositing a second ferroelectric layer over the first dielectric layer; depositing a gate metal layer over the second ferroelectric layer; patterning the gate metal layer, the second ferroelectric layer, the first dielectric layer, and the first ferroelectric layer to form a gate structure; and forming source/drain regions in the semiconductor layer and on opposite sides of the gate structure.
    Type: Application
    Filed: May 9, 2022
    Publication date: November 9, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY, National Taiwan Normal University
    Inventors: Kuan-Ting CHEN, Chun-Yu LIAO, Kuo-Yu HSIANG, Yun-Fang CHUNG, Min-Hung LEE, Shu-Tong CHANG
  • Publication number: 20230317820
    Abstract: A semiconductor device includes a plurality of semiconductor layers arranged one above another, and source/drain epitaxial regions on opposite sides of the plurality of semiconductor layers. The semiconductor device further includes a gate structure surrounding each of the plurality of semiconductor layers. The gate structure includes interfacial layers respectively over the plurality of semiconductor layers, a high-k dielectric layer over the interfacial layers, and a gate metal over the high-k dielectric layer. The gate structure further includes gate spacers spacing apart the gate structure from the source/drain epitaxial regions. A top position of the high-k dielectric layer is lower than top positions of the gate spacers.
    Type: Application
    Filed: May 26, 2023
    Publication date: October 5, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY, NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Tung-Ying LEE, Tse-An CHEN, Tzu-Chung WANG, Miin-Jang CHEN, Yu-Tung YIN, Meng-Chien YANG
  • Patent number: 11699739
    Abstract: A semiconductor device includes source and a drain above a substrate and spaced apart along a first direction, and a semiconductor channel extending between the source and the drain. The semiconductor device further includes gate spacers, an interfacial layer, and a metal gate structure. The gate spacers are disposed on the semiconductor channel and spaced apart by a spacer-to-spacer distance along the first direction. The interfacial layer is on the semiconductor channel. The interfacial layer extends a length along the first direction, and the length is less than a minimum of the spacer-to-spacer distance along the first direction. The metal gate structure is over the interfacial layer.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: July 11, 2023
    Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY, NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Tung-Ying Lee, Tse-An Chen, Tzu-Chung Wang, Miin-Jang Chen, Yu-Tung Yin, Meng-Chien Yang
  • Patent number: 11685939
    Abstract: A method for producing cis-unsaturated fatty acid includes the operations below. (i) An oil-water mixture is provided, wherein the oil-water mixture includes 1 to 10 parts by weight of oil and 1 part by weight of water. (ii) 0.002 to 0.5 parts by weight of a recombinant Candida rugosa lipase 1 (rCRL1) is added into the oil-water mixture. (iii) The oil-water mixture is emulsified. (iv) The emulsified oil-water mixture is hydrolyzed and fatty acid is generated. (v) Oil-water is separated at a temperature of 55° C. to 65° C. and an oil phase layer is extracted. (vi) The cooling and filtering step is performed to obtain cis-unsaturated fatty acid.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: June 27, 2023
    Assignees: CHANT OIL CO., LTD., National Taiwan Normal University
    Inventors: Guan-Chiun Lee, Ting-Chun Kuo, Shun-Niang Chen, Chia-Chi Lin
  • Patent number: 11673263
    Abstract: A self-learning intelligent driving device including: a first neural network module for performing a corresponding action evaluation operation on an input image to generate at least one set of trajectory coordinates: a switching unit controlled by a switching signal, where when the switching signal is active, data received at a first port is sent to a second port, and when the switching signal is inactive, data received at the first port is sent to a third port; a second neural network module for performing a corresponding image evaluation operation on the at least one set of trajectory coordinates when the switching signal is active to generate at least one simulated trajectory image; and a driving unit having a robotic arm for generating at least one corresponding motion trajectory according to the at least one set of trajectory coordinates when the switching signal is inactive.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: June 13, 2023
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Wei-Yen Wang, Chen-Chien Hsu, Yi-Hsing Chien, Min-Jie Hsu
  • Patent number: 11644374
    Abstract: A left and right feet pedaling analysis system is disclosed, comprising a pedaling sensing device and an electronic carrier, wherein the pedaling sensing device includes one or more transmission units and one or more accelerometers which are applied to detect the acceleration change data during pedaling, and the pedaling sensing device or/and the electronic carrier can analyze the signals coming from the accelerometer during riding the bicycle in order to acquire the pedaling rotation number, the ratio of the left and right foot forces as well as the installation direction thereby understanding the pedaling distribution ratio of the left and right foot when riding; as such, it can help improve the pedaling skills and adjust the pedaling force mode so as to reduce the risk of injury caused by excessively unbalanced pedaling asymmetry.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: May 9, 2023
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Tzyy-Yuang Shiang, Yin-Shin Lee, Ming-Hsiu Lee, Yu-Cheng Chiu
  • Publication number: 20230052251
    Abstract: A formaldehyde detecting device includes a formaldehyde detecting unit which includes a formaldehyde detecting layer, a diffusion restricting member and a concentration indicator. The formaldehyde detecting layer includes a formaldehyde detecting material that develops color when reacting with formaldehyde. The diffusion restricting member is disposed on the formaldehyde detecting layer and permits a restricted amount of formaldehyde to pass therethrough to react with the formaldehyde detecting material. Concentration of formaldehyde is determined based on a color change on the formaldehyde detecting layer, and is indicated by the concentration indicator.
    Type: Application
    Filed: December 9, 2021
    Publication date: February 16, 2023
    Applicant: National Taiwan Normal University
    Inventors: Chia-Jung LU, Rih-Sheng JIAN
  • Patent number: 11541303
    Abstract: An educational gaming system includes control cards, road pieces and a robotic device. Each of the control cards has a graphic corresponding to an instruction. The road pieces are arranged to form a road on which the robotic device is configured to move. The robotic device is communicable with an electronic device that executes an application program. The electronic device captures an image of the graphic of the control card, conducts a machine learning algorithm based on the image to obtain the instruction, and transmits the instruction to the robotic device. The robotic device obtains a road-piece signal value that is generated by scanning one of the road pieces, and performs movement based on the instruction and the road-piece signal value.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: January 3, 2023
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Ting-Chia Hsu, Yu-Han Tseng, Shih-Chu Chen
  • Publication number: 20220359762
    Abstract: A semiconductor device includes a substrate, a gate structure over the substrate, and source/drain regions in the substrate and on opposite sides of the gate structure. The gate structure includes an interfacial layer, a quasi-antiferroelectric (QAFE) layer over the interfacial layer, and a gate electrode over the QAFE layer. The QAFE layer includes Hf1?xZrxO2, in which x is greater than 0.5 and is lower than 1.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 10, 2022
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY, National Taiwan Normal University
    Inventors: Kuan-Ting CHEN, Shu-Tong CHANG, Min-Hung LEE
  • Patent number: 11496090
    Abstract: A light-modulating device includes optical microstructures, each including a topmost layer, a bottommost layer, and in-between layers. The topmost layer extends in a first predetermined axis. The bottommost layer extends in a last predetermined axis which turns about a center axis such that an incident light beam passing through the topmost layer in an incident route is modulated to permit the light beam emitting from the bottommost layer to impinge upon a solar concentrator disposed below the light-modulating device along an impinging route different from the incident route. The in-between layers are sequentially turned about the center axis by an incremental degree toward the last predetermined axis.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: November 8, 2022
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Tun-Chien Teng, Yu-Jia Zheng
  • Patent number: 11443653
    Abstract: A method for skill learning is implemented using a system including a wearable device to be worn by a user, a storage unit, and a processor communicating with the wearable device and the storage unit. The storage unit stores a plurality of virtual reality modules in the storage unit, each of the virtual reality modules containing interactive data associated with learning a skill. The method includes: accessing the storage unit to load a selected one of the virtual reality modules; and controlling the wearable device to present the interactive data contained in the selected one of the virtual reality modules to the user in the form of a virtual environment.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: September 13, 2022
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Jon-Chao Hong, Kai-Hsin Tai, Jian-Hong Ye
  • Patent number: 11413676
    Abstract: An electromagnetic stamping apparatus includes a work platform configured to load a work piece. A stamping component is coupled to the work platform and has a first position and a second position. The stamping component includes a stamping rod and a stamping head. The stamping head stamps the work piece on the first position. An electromagnetic device is coupled to the stamping rod and generates a magnetic force according to an alternating current to push the stamping component to the first position to make the stamping component stamp the work piece. A compression spring pushes the stamping component to the second position according to the restoring force of the compression spring. Wherein, the magnetic force is greater than the restoring force of the compression spring to make the stamping component stamp the work piece twice in every waveform period of the alternating current.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: August 16, 2022
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Shun-Tong Chen, Chao-Rong Chiang, Chien-Ta Huang
  • Patent number: 11364413
    Abstract: A reaction force detection system for treadmills and detection method thereof is disclosed, wherein the system detects the current data generated by a user running on a treadmill comprising a running belt, a motor and an electronic circuit device by means of a current sensor, and then determines a current peak based on the current data, such that a ground reaction force peak can be determined according to the acquired current peak. Therefore, the present invention allows to determine the ground reaction force of the human body during running through the changes of the motor current signals inside the treadmill, such that these parameters can be further presented, analyzed, and stored in order to provide more scientific feedbacks for running trainings.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: June 21, 2022
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Tzyy-Yuang Shiang, Wen-Wen Yang, Wei-Han Chen, En-Tzu Wang
  • Publication number: 20220186204
    Abstract: Provided is an immobilized thermostable trehalose synthase including an amino acid sequence of a trehalose synthase domain and an amino acid sequence of a cellulose binding domain. Also provided is a method for converting maltose into trehalose or for converting sucrose into trehalulose by using the immobilized thermostable trehalose synthase.
    Type: Application
    Filed: March 19, 2021
    Publication date: June 16, 2022
    Applicant: National Taiwan Normal University
    Inventor: Guan-Chiun LEE
  • Publication number: 20220181494
    Abstract: A method includes forming an interfacial layer over a substrate; forming a quasi-antiferroelectric (QAFE) layer over the interfacial layer, in which forming the QAFE layer comprises performing an atomic layer deposition (ALD) cycle, and the ALD cycle includes performing a first sub-cycle for X time(s), in which the first sub-cycle comprises providing a Zr-containing precursor; performing a second sub-cycle for Y time(s), in which the second sub-cycle comprises providing a Hf-containing precursor; and performing a third sub-cycle for Z time(s), in which the third sub-cycle comprises providing a Zr-containing precursor, and in which X+Z is at least three times Y; and forming a gate electrode over the QAFE layer.
    Type: Application
    Filed: December 3, 2020
    Publication date: June 9, 2022
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITY, National Taiwan Normal University
    Inventors: Kuan-Ting Chen, Shu-Tong Chang, Min-Hung Lee
  • Publication number: 20220176306
    Abstract: A planar separation component for gas chromatograph includes a substrate made of aluminum, a porous anodic aluminum oxide separation member, and a cover unit. The substrate has a planar body, and a first flow channel having a first inlet and a first outlet. The separation member is formed on the substrate, and has a channel-defining wall defining the first flow channel and a plurality of nanosized pores in spatial communication with the first flow channel. The cover unit is bonded to the planar body for covering the first flow channel. Methods for manufacturing the planar separation component and separating a mixture containing compounds different in boiling point using the planar separation component are also disclosed.
    Type: Application
    Filed: July 1, 2021
    Publication date: June 9, 2022
    Applicant: National Taiwan Normal University
    Inventors: Chia-Jung LU, Chih-Chieh Fan
  • Patent number: 11332120
    Abstract: A method of energy management includes steps of: deciding system parameters; determining an object function; obtaining characteristics information and predetermined ranges respectively of the system parameters; calculating function values of the object function for various parameter value combinations of the system parameters within the predetermined ranges based on the characteristics information so as to establish a database; determining a smallest function value among those of the function values in the database that satisfy certain conditions; and determining an optimum power split ratio based on the parameter value combination corresponding to the smallest function value for energy management of the vehicle.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: May 17, 2022
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Yi-Hsuan Hung, Syuan-Yi Chen, Kai-Lin Lee, Po-Lin Shih, Tzu-Cheng Chou, Wei-Gang Chen
  • Publication number: 20220149177
    Abstract: A semiconductor device includes source and a drain above a substrate and spaced apart along a first direction, and a semiconductor channel extending between the source and the drain. The semiconductor device further includes gate spacers, an interfacial layer, and a metal gate structure. The gate spacers are disposed on the semiconductor channel and spaced apart by a spacer-to-spacer distance along the first direction. The interfacial layer is on the semiconductor channel. The interfacial layer extends a length along the first direction, and the length is less than a minimum of the spacer-to-spacer distance along the first direction. The metal gate structure is over the interfacial layer.
    Type: Application
    Filed: January 27, 2022
    Publication date: May 12, 2022
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITY, NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Tung-Ying LEE, Tse-An CHEN, Tzu-Chung WANG, Miin-Jang CHEN, Yu-Tung YIN, Meng-Chien YANG
  • Publication number: 20220062751
    Abstract: An educational gaming system includes control cards, road pieces and a robotic device. Each of the control cards has a graphic corresponding to an instruction. The road pieces are arranged to form a road on which the robotic device is configured to move. The robotic device is communicable with an electronic device that executes an application program. The electronic device captures an image of the graphic of the control card, conducts a machine learning algorithm based on the image to obtain the instruction, and transmits the instruction to the robotic device. The robotic device obtains a road-piece signal value that is generated by scanning one of the road pieces, and performs movement based on the instruction and the road-piece signal value.
    Type: Application
    Filed: March 5, 2021
    Publication date: March 3, 2022
    Applicant: National Taiwan Normal University
    Inventors: Ting-Chia HSU, Yu-Han TSENG, Shih-Chu CHEN