Patents Assigned to National Tsing Hua University
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Publication number: 20250149596Abstract: A method of manufacturing a current collector of an energy storage device includes the following. A substrate is provided. A modified layer is formed on the substrate using a microwave plasma chemical vapor deposition process. The modified layer includes nanographene and has a thickness of 1 nm to 500 nm. In the microwave plasma chemical vapor deposition process, a microwave frequency is 300 MHz to 300 GHz, a microwave power is 500 W to 75000 W, a temperature is 25° C. to 600° C., and a deposition time is less than 30 minutes. The microwave plasma chemical vapor deposition process includes the following. Inert gas or stable gas is passed in. Hydrocarbon gas and hydrogen are passed in. Microwaves are applied to generate plasma. The hydrocarbon gas and the hydrogen are ionized. Nanographene is formed on the substrate.Type: ApplicationFiled: December 13, 2023Publication date: May 8, 2025Applicants: Industrial Technology Research Institute, National Tsing Hua UniversityInventors: Hung-Hsin Shih, Kun-Ping Huang, Chi-Chang Hu, Hao-Yu Ku
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Publication number: 20250149575Abstract: A cathode material includes a Mo-doped sodium metal phosphate represented by Na4Mn1-xMoxV(PO4)3, in which x is greater than 0 and x is 0.2 or less. A sodium ion battery includes a cathode, an anode, a separator between the cathode and the anode, and an organic electrolyte, in which the cathode includes the cathode material. The cathode material has the advantage of low cost and easy preparation and also has the performance of high capacity under high current density when applied to the sodium ion battery.Type: ApplicationFiled: January 22, 2024Publication date: May 8, 2025Applicant: National Tsing Hua UniversityInventors: Cheng-Yen Wu, Han-Yi Chen
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Publication number: 20250134621Abstract: A tooth surface laser processing method and a laser processing system for the same are provided. The laser processing method adapted for a tooth comprises the following steps. The tooth is first checked up to obtain tooth information so that one may determine whether the tooth is suitable for laser processing steps. A laser processing system is chosen according to the tooth information, and laser parameters are selected and loaded according to the part on the surface of the tooth and the degree required to be processed. The laser processing steps are performed on the surface of the tooth by the laser processing system to form a laser processed structure on the surface of the tooth. The laser processed structure comprises a plurality of micro-grooves and a plurality of micro-bumps therebetween.Type: ApplicationFiled: March 26, 2024Publication date: May 1, 2025Applicant: NATIONAL TSING HUA UNIVERSITYInventors: HUNG-WEN CHEN, YI-JIUN SHEN, CHIA-HUNG CHOU, CHIEN-HUNG CHEN
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Publication number: 20250142985Abstract: A device includes an active region, an isolation structure, a gate structure, an interlayer dielectric (ILD) layer, a reading contact, and a sensing contact. The isolation structure laterally surrounds the active region. The gate structure is across the active region. The ILD layer laterally surrounds the gate structure. The reading contact is in contact with the isolation structure and is separated from the gate structure by a first portion of the ILD layer. The sensing contact is in contact with the isolation structure and is separated from the gate structure by a second portion of the ILD layer.Type: ApplicationFiled: December 24, 2024Publication date: May 1, 2025Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TSING HUA UNIVERSITYInventors: Ya-Chin KING, Chrong Jung LIN, Burn Jeng LIN, Shi-Jiun WANG
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Publication number: 20250142264Abstract: The present invention provides a piezoelectric speaker, including: a frame; a cantilever plate actuator disposed on the frame; a spring connected to the frame and the cantilever plate actuator; and a central diaphragm connected to the spring, wherein when the cantilever plate actuator vibrates, the central diaphragm vibrates with the spring.Type: ApplicationFiled: January 12, 2024Publication date: May 1, 2025Applicant: National Tsing Hua UniversityInventors: Ting Chou Wei, Chia-Hao Lin, Zih-Song Hu, Shu-Wei Chang, Sung Cheng LO, Weileun Fang
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Publication number: 20250142263Abstract: A piezoelectric speaker includes: a peripheral rectangular frame having four sides; a central rectangular frame disposed on the peripheral rectangular frame, wherein the central rectangular frame has four corners and four sides, and the four corners are connected to the four sides of the peripheral rectangular frame; four central triangular cantilevers disposed within the central rectangular frame, wherein each of the central triangular cantilevers has a vibrating end and a fixed end opposite to the vibrating end, and each of the fixed ends of the central triangular cantilevers is connected to the four sides of the central rectangular frame, the four vibrating ends of the four central triangular cantilevers are close to each other, and the four central triangular cantilevers have different dimensions of their respective areas defined within the central rectangular frame; and four peripheral triangular cantilevers disposed between the peripheral rectangular frame and the central rectangular frame.Type: ApplicationFiled: January 12, 2024Publication date: May 1, 2025Applicant: National Tsing Hua UniversityInventors: Shu-Wei Chang, Chin Tseng, Ting-Chou Wei, Sung Cheng Lo, Weileun Fang
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Patent number: 12286663Abstract: A gene editing system of Candida viswanathii includes a Candida viswanathii, a first gene editing fragment and a second gene editing fragment. The first gene editing fragment successively includes a first homology arm and a screening gene. The second gene editing fragment is connected to a C-terminus of the first gene editing fragment and includes a second homology arm, a Cas9 expression cassette and a sgRNA cassette. The Cas9 expression cassette successively includes a Cas9 promoter, a Cas9 gene and three nuclear localization sequences. The sgRNA cassette successively includes a sgRNA promoter, a first ribozyme, a targeting sequence, a scaffold and a second ribozyme. The first gene editing fragment and the second gene editing fragment are constructed as a linear fragment for gene editing of a chromosome of the Candida viswanathii.Type: GrantFiled: March 24, 2023Date of Patent: April 29, 2025Assignees: NATIONAL TSING HUA UNIVERSITY, Chang Chun Plastics Co., Ltd., Chang Chun Petrochemical Co., LTD., DAIREN CHEMICAL CORP.Inventors: Yu-Chen Hu, Nam Ngoc Pham, June-Yen Chou, Hsing-Yun Wang, Vincent Jianan Liu
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Patent number: 12282213Abstract: A terahertz modulator includes a substrate and an organic semiconductor layer. A material of the organic semiconductor layer is graphitic carbon nitride, and the organic semiconductor layer is coated on a surface of the substrate. The terahertz modulator has a high on-off contrast and is able to reach a high modulation speed. A terahertz spatial light modulator includes a terahertz modulator and an automatic pumped light spatial modulator. The automatic pumped light spatial modulator is optically connected with the terahertz modulator. The terahertz spatial light modulator generates a patterned terahertz light, and the terahertz spatial light modulator has a high on-off contrast and is able to reach a high modulation speed.Type: GrantFiled: January 25, 2022Date of Patent: April 22, 2025Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Ho-Hsiu Chou, Shang-Hua Yang, Chia-Ming Mai, Mohamed Hammad Elsayed
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Publication number: 20250124980Abstract: A memory includes a memory device, a reading device and a feedback device. The memory device stores a plurality of bits. The reading device includes first and second reading circuits coupled to the memory device. The second reading circuit is coupled to the first reading circuit at a first node. The first and second reading circuits cooperates with each other to generate a first voltage signal at the first node based on at least one first bit of the plurality of bits. The feedback device adjusts at least one of the first reading circuit or the second reading circuit based on the first voltage signal. The first and second reading circuits generate a second voltage signal, different from the first voltage signal, corresponding to the bits, after the at least one of the first reading circuit or the second reading circuit is adjusted by the feedback device.Type: ApplicationFiled: December 23, 2024Publication date: April 17, 2025Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TSING HUA UNIVERSITYInventors: Meng-Fan CHANG, Yen-Cheng CHIU
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Publication number: 20250126929Abstract: A device includes a detector transistor, a sensing pad, a first conductive ring, a second conductive ring, a first transistor, and a second transistor. The sensing pad is over the detector transistor. The first conductive ring is over the sending pad. The second conductive ring is over the first conductive ring. The first transistor has a source/drain region electrically coupled to the first conductive ring. The second transistor has a source/drain region electrically coupled to the second conductive ring.Type: ApplicationFiled: December 20, 2024Publication date: April 17, 2025Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TSING HUA UNIVERSITYInventors: Ya-Chin KING, Chrong Jung LIN, Burn Jeng LIN, Shi-Jiun WANG
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Patent number: 12279530Abstract: An augmented logarithmic spiral antenna structure includes a first conductive layer, a dielectric layer and a second conductive layer. The first conductive layer includes a first spiral arm and a plurality of second spiral arms. The first spiral arm includes a first initial radius. The second spiral arms are disposed around and connected to the first spiral arm, and each of the second spiral arms includes a second initial radius. The dielectric layer has a top surface and a bottom surface, and the top surface is connected to the first conductive layer. The second conductive layer is connected to the bottom surface. A plurality of the second initial radii of the second spiral arms are different from each other, and different from the first initial radius.Type: GrantFiled: January 13, 2023Date of Patent: April 15, 2025Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Wei-Chih Wang, Prabir Garu, Fiona Marie Wang
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Publication number: 20250114638Abstract: A radiotherapy system includes a neutron acceptor, an aerosolization device for aerosolizing the neutron acceptor, and an energy beam generator. A method for treating cancer, including: administering to a subject in need thereof an effective amount of an aerosolized neutron acceptor; and irradiating the subject with neutrons. A method for diagnosing cancer, including: administering to a subject in need thereof an effective amount of an aerosolized radioactive agent; and receiving an energy beam signal from the subject. A method for delivering a neutron receptor to a subject during radiation therapy, including aerosolizing the neutron receptor and administering to the subject an effective amount of the neutron receptor.Type: ApplicationFiled: September 12, 2024Publication date: April 10, 2025Applicant: National Tsing Hua UniversityInventors: Chi-Shuo Chen, Chun-Ting Lin, Fang-Hsin Chen, Chen-En Chiang, Jia-Jun Liu, Chih-Tung Liu, Jui-Hsun Chang, Jun-Chen Wu, Po-Chun Huang, Hui-Ling Lin, Ya-Fang Liu
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Publication number: 20250116501Abstract: A method for calculating optical aerial images. The method includes following steps. A first pattern distribution in a spatial domain is multiplied by a scaling constant to scale the first pattern distribution to generate a second pattern distribution. A fast Fourier transform is performed on the second pattern distribution to generate a first spatial frequency spectrum distribution in a spatial frequency domain. The first spatial frequency spectrum distribution is multiplied by a pupil function to generate a second spatial frequency spectrum distribution. An inverse fast Fourier transform is performed on the second spatial frequency spectrum distribution to generate a first diffraction image distribution in the spatial domain. The first diffraction image distribution is divided by a scaling constant to scale the first diffraction image distribution to generate a second diffraction image distribution.Type: ApplicationFiled: April 9, 2024Publication date: April 10, 2025Applicant: National Tsing Hua UniversityInventors: Tsai-Sheng Gau, Burn Jeng Lin, Anthony Yen, Chun-Kuang Chen, Fu-Hsiang Ko, Po-Hsiung Chen
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Patent number: 12274164Abstract: Provided are an aromatic compound represented by Chemical Formula 1 and an electroluminescent device including the same. In Chemical Formula 1, R1, R2, R3, Ar1, and Ar2 are the same as described in the detailed description.Type: GrantFiled: February 1, 2021Date of Patent: April 8, 2025Assignee: National Tsing Hua UniversityInventors: Chien-Hong Cheng, Yi-Kuan Chen, Jayakumar Jayachandran
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Publication number: 20250112221Abstract: Provided are a precursor solution, and a modified layer and a lithium-based battery prepared by using the same. The modified layer is formed on the negative electrode, the positive electrode and/or the separator of the lithium-based battery by using the precursor solution through photo-polymerization reaction or thermal curing. The lithium-based battery comprising the modified layer effectively promotes the charge and discharge capability, cycling life, and safety. The modified layer can be applied to a roll-to-roll process. The formation of lithium dendrites in the lithium-based battery comprising the modified layer is significantly suppressed or reduced during the charge-discharge cycles. The shuttle effect is effectively suppressed or reduced in lithium sulfur batteries and lithium iodine batteries. All the above effects are beneficial to increasing the product value of lithium ion batteries, lithium metal batteries, anode-free lithium batteries, lithium sulfur batteries, and lithium iodine batteries.Type: ApplicationFiled: December 12, 2024Publication date: April 3, 2025Applicant: National Tsing Hua UniversityInventors: Chi-Chang HU, Chih-Han YEN, Li-Qian WANG, Chen-Wei TAI, Hao-Yu KU
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Publication number: 20250107722Abstract: A sensing module includes a first coil, a control component coupled to the first coil, and a shielding component positioned at least on a first side of the first coil. The control component is configured to drive the first coil to transmit a first emitting electromagnetic signal, and to receive an induction signal generated from the first coil induced due to a first feedback electromagnetic signal. The shielding component shields at least a portion of the first emitting electromagnetic signal transmitting toward a first direction.Type: ApplicationFiled: March 5, 2024Publication date: April 3, 2025Applicant: NATIONAL TSING HUA UNIVERSITYInventors: TING-WEI WANG, CHIU-YUN HUANG
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Patent number: 12264166Abstract: An asymmetric fused aromatic ring derivative containing sulfonyl group, which includes a structure represented by formula (I). Formula (I) is defined as in the specification. A use of the asymmetric fused aromatic ring derivative containing sulfonyl group, which is used as a photocatalyst. A hydrogen production device, which includes the asymmetric fused aromatic ring derivative containing sulfonyl group. An optoelectronic component, which includes the asymmetric fused aromatic ring derivative containing sulfonyl group.Type: GrantFiled: July 14, 2022Date of Patent: April 1, 2025Assignee: National Tsing Hua UniversityInventors: Ho-Hsiu Chou, Wei-Cheng Lin, Yuan-Ting Tseng
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Patent number: 12258422Abstract: A method for preparing a cyclopeptide and a cyclopeptide preparing by the method are disclosed. The method includes the following steps: (a) providing compounds represented by formulas (I-1) and (I-4); (b) performing a reaction between the compounds of formulas (I-1) and (I-4) to obtain a compound represented by formula (I-5); (c) performing a reaction between the compound of formula (I-5) and the compound represented by formula (I-6) to obtain a compound represented by formula (I-7); (d) performing a cyclization reaction of the compound of formula (I-7) with a catalyst of formula (II) and deprotection to obtain a compound represented by formula (III), wherein the compounds of formulas (I-1), (I-4) to (I-7), (III) and the catalyst of formula (II) are as defined in the specification.Type: GrantFiled: July 14, 2022Date of Patent: March 25, 2025Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Chien-Tien Chen, Shiue-Shien Weng
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Patent number: 12260906Abstract: A hardware/software co-compressed computing method for a static random access memory (SRAM) computing-in-memory-based (CIM-based) processing unit includes performing a data dividing step, a sparsity step, an address assigning step and a hardware decoding and calculating step. The data dividing step is performed to divide a plurality of kernels into a plurality of weight groups. The sparsity step includes performing a weight setting step. The weight setting step is performed to set each of the weight groups to one of a zero weight group and a non-zero weight group. The address assigning step is performed to assign a plurality of index codes to a plurality of the non-zero weight groups, respectively. The hardware decoding and calculating step is performed to execute an inner product to the non-zero weight groups and the input feature data group corresponding to the non-zero weight groups to generate the output feature data group.Type: GrantFiled: September 3, 2021Date of Patent: March 25, 2025Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Kea-Tiong Tang, Syuan-Hao Sie, Jye-Luen Lee
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Patent number: 12262545Abstract: A three-dimensional resistive random access memory structure includes a base layer, a first layer, a second layer, a third layer and a fourth layer. The first layer includes two first conductive layers and a first via. One of the two first conductive layers is electrically connected between the base layer and the first via. The second layer includes three second conductive layers and two second vias. Two first resistive elements are formed between one of the two second vias and two of the three second conductive layers. The third layer includes three third conductive layers and two third vias. Two second resistive elements are formed between one of the two third vias and two of the three third conductive layers. The fourth layer includes a fourth conductive layer. The fourth conductive layer is electrically connected to the two third vias.Type: GrantFiled: July 25, 2022Date of Patent: March 25, 2025Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Ya-Chin King, Chrong-Jung Lin, Yao-Hung Huang