Patents by Inventor Kai TU
Kai TU 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).
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Patent number: 11958919Abstract: The present invention provides a “living” radical polymerization method for a vinyl monomer by near-infrared photothermal conversion. The method comprises irradiating a reactor with near-infrared light of 750-850 nm, wherein the reactor has a first chamber and a second chamber that are isolated from each other, the first chamber contains an organic solution of a near-infrared light responsive croconaine dye, and the second chamber is provided with a closed reaction flask containing a reaction solution, the reaction solution comprises a vinyl monomer, two or more of an ATRP initiator, an ATRP ligand, an ATRP catalyst, an RAFT reagent, a thermal initiator, and an additive, and an organic solvent; and the near-infrared light responsive dye converts the near-infrared light into heat energy, by which the reactor is heated to 50-100° C. to polymerize the monomer in the reaction solution, to obtain polymers with controlled molecular weights and molecular weight distributions.Type: GrantFiled: January 8, 2020Date of Patent: April 16, 2024Assignee: SOOCHOW UNIVERSITYInventors: Lifen Zhang, Qun Gao, Zhenping Cheng, Kai Tu, Haihui Li, Lan Yao, Xiulin Zhu
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Publication number: 20240119283Abstract: A method of performing automatic tuning on a deep learning model includes: utilizing an instruction-based learned cost model to estimate a first type of operational performance metrics based on a tuned configuration of layer fusion and tensor tiling; utilizing statistical data gathered during a compilation process of the deep learning model to determine a second type of operational performance metrics based on the tuned configuration of layer fusion and tensor tiling; performing an auto-tuning process to obtain a plurality of optimal configurations based on the first type of operational performance metrics and the second type of operational performance metrics; and configure the deep learning model according to one of the plurality of optimal configurations.Type: ApplicationFiled: October 6, 2023Publication date: April 11, 2024Applicant: MEDIATEK INC.Inventors: Jui-Yang Hsu, Cheng-Sheng Chan, Jen-Chieh Tsai, Huai-Ting Li, Bo-Yu Kuo, Yen-Hao Chen, Kai-Ling Huang, Ping-Yuan Tseng, Tao Tu, Sheng-Je Hung
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Patent number: 11926697Abstract: The present invention provides a fluorine-containing liquid crystal polymer of Formula (1). The present invention also discloses a fluorine-containing liquid crystal elastomer, which comprises a copolymer of a fluorine-containing liquid crystal polymer of Formula (1) with a near-infrared dye of Formula (2). The fluorine-containing liquid crystal elastomer of the present invention shrinks due to the photothermal conversion effect of the material under the irradiation of near-infrared light, and thus is widely applicable to the field of actuators. The fluorine-containing liquid crystal polymer of the present invention introduces fluorine-containing segments into the cross-linked network of the liquid crystal polymer, to improve the mechanical performance of the material, and greatly extend the service time of light-controlled actuators.Type: GrantFiled: August 20, 2020Date of Patent: March 12, 2024Assignee: SOOCHOW UNIVERSITYInventors: Zhenping Cheng, Kai Tu, Enjie He, Jiannan Cheng, Lifen Zhang, Xiulin Zhu
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Publication number: 20230246749Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may identify, for removal from a hybrid automatic repeat request (HARQ) buffer of the wireless communication device, a HARQ process from a plurality of HARQ processes maintained in the HARQ buffer by the wireless communication device, wherein the HARQ process is identified based at least in part on one or more HARQ buffer management parameters. The wireless communication device may remove the HARQ process from the HARQ buffer. Numerous other aspects are described.Type: ApplicationFiled: February 1, 2022Publication date: August 3, 2023Inventors: Xing CHEN, Shailesh MAHESHWARI, Nate CHIZGI, Omar MEHANNA, Carlos Jesus ROMANILLOS, Sivaram Srivenkata PALAKODETY, Kai TU, Hobin KIM, Akshay KUMAR, Arnaud MEYLAN, Arun Prasanth BALASUBRAMANIAN
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Patent number: 11677594Abstract: The disclosure provides a receiver and an automatic offset cancellation (AOC) method thereof. The receiver includes a receiving channel circuit and an AOC circuit. The receiving channel circuit generates an equalized differential signal including an equalized first-end signal and an equalized second-end signal according to an input differential signal. The AOC circuit detects a peak of the equalized first-end signal to generate a first peak detection result. The AOC circuit detects a peak of the equalized second-end signal to generate a second peak detection result. The AOC circuit compares the first peak detection result with the second peak detection result to generate a comparison result. The AOC circuit compensates a mismatch of an input differential pair in the receiving channel circuit according to the comparison result.Type: GrantFiled: March 29, 2022Date of Patent: June 13, 2023Assignee: Novatek Microelectronics Corp.Inventors: Tien-Chien Lee, Chao-Kai Tu, Sheng Hao Tseng
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Patent number: 11570967Abstract: A feeding device includes a base, a storage barrel, a hopper, a blocking door and a ratchet turning wheel. The storage barrel is disposed above the base, and a collecting passage is extended from the bottom of the storage barrel. A discharge port is disposed on the collecting passage. The hopper is accommodated in the collecting passage. The blocking door shields the discharge port. The ratchet turning wheel is installed on the base and disposed below the hopper. The ratchet turning wheel includes a wheel and ratchet teeth arranged annularly on the periphery of the wheel. An outer periphery of the ratchet teeth abuts against the hopper to push the hopper to move up or down. The wheel is extended with a lever to open the blocking door. Therefore, the feed may be filled in the collecting channel, and the feeding device has the effect of quantitative feeding.Type: GrantFiled: May 25, 2021Date of Patent: February 7, 2023Assignee: KINPO ELECTRONICS, INC.Inventor: Wen-Kai Tu
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Publication number: 20230023353Abstract: A die dipping structure includes a plate including a first recessed portion having a first depth and filled with a first flux material. The plate further includes a second recessed portion, isolated from the first recessed portion, with a second depth and filled with a second flux material. The second depth is different from the first depth. The die dipping structure further includes a motor configured to move the plate so as to simultaneously dip a first die and a second die into the flux of the first recessed portion and the flux of the second recessed portion, respectively.Type: ApplicationFiled: February 22, 2022Publication date: January 26, 2023Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chi-Chun Peng, Chih-Yuan Chiu, Min-Yu Wu, Yi-Kai Tu, Cheng-Lung Wu
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Publication number: 20220322634Abstract: A feeding device with a stirring mechanism includes a device body and a nautilus-shaped turning wheel. The device body includes a base and a storage barrel disposed above the base. A bottom of the storage barrel includes an opening. The nautilus-shaped turning wheel is pivoted on the base and accommodated in the opening. The axial direction of the opening is perpendicular to the axial direction of the nautilus-shaped turning wheel. An outer periphery of the nautilus-shaped turning wheel includes a spiral arc edge with a thickness gradually decreased along a rotating direction and a stepped wall formed between two ends of the spiral arc edge. Therefore, the feeding device has the function of stirring the feed and removing the jamming.Type: ApplicationFiled: May 12, 2021Publication date: October 13, 2022Inventor: Wen-Kai TU
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Publication number: 20220322637Abstract: A feeding device includes a base, a storage barrel, a hopper, a blocking door and a ratchet turning wheel. The storage barrel is disposed above the base, and a collecting passage is extended from the bottom of the storage barrel. A discharge port is disposed on the collecting passage. The hopper is accommodated in the collecting passage. The blocking door shields the discharge port. The ratchet turning wheel is installed on the base and disposed below the hopper. The ratchet turning wheel includes a wheel and ratchet teeth arranged annularly on the periphery of the wheel. An outer periphery of the ratchet teeth abuts against the hopper to push the hopper to move up or down. The wheel is extended with a lever to open the blocking door. Therefore, the feed may be filled in the collecting channel, and the feeding device has the effect of quantitative feeding.Type: ApplicationFiled: May 25, 2021Publication date: October 13, 2022Inventor: Wen-Kai TU
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Patent number: 11365267Abstract: The present invention relates to a fluorine-containing alternating copolymer macromonomer and a synthesis method thereof. The synthesis method comprises steps of: subjecting a fluorine-containing alternating copolymer to a reduction reaction at 60-100° C. in an organic solvent in the presence of a reducing agent and a first catalyst to obtain a reduction product; in the presence of a second catalyst, reacting the reduction product with a mercapto-monohydric alcohol in an organic solvent at 60-100° C., to obtain a hydroxyl-terminated fluorine-containing alternating copolymer; and in the presence of a third catalyst, reacting the hydroxyl-terminated fluorine-containing alternating copolymer with an acrylic monomer or acryloyl chloride monomer at 0-30° C., to obtain the fluorine-containing alternating copolymer macromonomer. In the present invention, a fluorine-containing alternating copolymer macromonomer is initially synthesized from a fluorine-containing alternating copolymer through polymer modification.Type: GrantFiled: June 14, 2019Date of Patent: June 21, 2022Assignee: SOOCHOW UNIVERSITYInventors: Zhenping Cheng, Jiannan Cheng, Jinying Wang, Kai Tu, Xiulin Zhu
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Publication number: 20220119589Abstract: The present invention provides a fluorine-containing liquid crystal polymer of Formula (1). The present invention also discloses a fluorine-containing liquid crystal elastomer, which comprises a copolymer of a fluorine-containing liquid crystal polymer of Formula (1) with a near-infrared dye of Formula (2). The fluorine-containing liquid crystal elastomer of the present invention shrinks due to the photothermal conversion effect of the material under the irradiation of near-infrared light, and thus is widely applicable to the field of actuators. The fluorine-containing liquid crystal polymer of the present invention introduces fluorine-containing segments into the cross-linked network of the liquid crystal polymer, to improve the mechanical performance of the material, and greatly extend the service time of light-controlled actuators.Type: ApplicationFiled: August 20, 2020Publication date: April 21, 2022Inventors: Zhenping CHENG, Kai TU, Enjie HE, Jiannan CHENG, Lifen ZHANG, Xiulin ZHU
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Publication number: 20220112316Abstract: The present invention provides a “living” radical polymerization method for a vinyl monomer by near-infrared photothermal conversion. The method comprises irradiating a reactor with near-infrared light of 750-850 nm, wherein the reactor has a first chamber and a second chamber that are isolated from each other, the first chamber contains an organic solution of a near-infrared light responsive croconaine dye, and the second chamber is provided with a closed reaction flask containing a reaction solution, the reaction solution comprises a vinyl monomer, two or more of an ATRP initiator, an ATRP ligand, an ATRP catalyst, an RAFT reagent, a thermal initiator, and an additive, and an organic solvent; and the near-infrared light responsive dye converts the near-infrared light into heat energy, by which the reactor is heated to 50-100° C. to polymerize the monomer in the reaction solution, to obtain polymers with controlled molecular weights and molecular weight distributions.Type: ApplicationFiled: January 8, 2020Publication date: April 14, 2022Inventors: Lifen ZHANG, Qun GAO, Zhenping CHENG, Kai TU, Haihui LI, Lan YAO, Xiulin ZHU
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Publication number: 20220109191Abstract: To solve the problem that the existing non-aqueous electrolyte for a lithium ion battery cannot ensure the high-temperature storage performance and cycle performance at the same time, the invention provides a non-aqueous electrolyte for a lithium ion battery, comprising a solvent, a lithium salt and a compound represented by structural formula 1 and/or structural formula 2: Meanwhile, the invention also discloses a lithium ion battery comprising the non-aqueous electrolyte for a lithium ion battery. The non-aqueous electrolyte provided by the invention can effectively improve the cycle performance and high-temperature storage performance of lithium ion batteries.Type: ApplicationFiled: January 2, 2020Publication date: April 7, 2022Inventors: Zhongtian Zheng, Ling Zhong, Shiguang Hu, Kai Tu, Qiao Shi, Dejun Xiong
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Publication number: 20220033557Abstract: The present invention relates to a photopolymerization method for preparing a block polymer with a main-chain “semi-fluorinated” alternating copolymer, which comprises the following steps: under a protective atmosphere, subjecting a methacrylate monomer and a “semi-fluorinated” alternating copolymer (AB)n macroinitiator to light-controlled living radical polymerization in an organic solvent at 20-30° C. in the presence of a photocatalyst, where the polymerization reaction is continued for at least half an hour under irradiation of light at 390-590 nm, to obtain a block copolymer of a main-chain polyolefin, polyester, or polyether “semi-fluorinated” alternating copolymer. The polymerization method is carried out under irradiation of visible light, the polymerization process has the characteristics of “living” radical polymerization, and the molecular weight distribution of the prepared polymer is narrow.Type: ApplicationFiled: July 3, 2019Publication date: February 3, 2022Inventors: Zhenping CHENG, Jiannan CHENG, Lifen ZHANG, Kai TU, Jinying WANG, Xiulin ZHU
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Publication number: 20210403612Abstract: The present invention relates to a fluorine-containing alternating copolymer macromonomer and a synthesis method thereof. The synthesis method comprises steps of: subjecting a fluorine-containing alternating copolymer to a reduction reaction at 60-100° C. in an organic solvent in the presence of a reducing agent and a first catalyst to obtain a reduction product; in the presence of a second catalyst, reacting the reduction product with a mercapto-monohydric alcohol in an organic solvent at 60-100° C., to obtain a hydroxyl-terminated fluorine-containing alternating copolymer; and in the presence of a third catalyst, reacting the hydroxyl-terminated fluorine-containing alternating copolymer with an acrylic monomer or acryloyl chloride monomer at 0-30° C., to obtain the fluorine-containing alternating copolymer macromonomer. In the present invention, a fluorine-containing alternating copolymer macromonomer is initially synthesized from a fluorine-containing alternating copolymer through polymer modification.Type: ApplicationFiled: June 14, 2019Publication date: December 30, 2021Inventors: Zhenping CHENG, Jiannan CHENG, Jinying WANG, Kai TU, Xiulin ZHU
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Publication number: 20200152115Abstract: A source driver for a panel includes a plurality of driver cells. Each of the driver cells includes an output driver, a plurality of bias voltage generators and a selector. The output driver is configured to output a plurality of display data to the panel. The plurality of bias voltage generators is coupled to the output driver. Each of the bias voltage generators is configured to provide at least one bias voltage for the output driver. The selector, coupled to the output driver, is configured to select the bias voltage from one of the bias voltage generators to be provided for the output driver according to the plurality of display data.Type: ApplicationFiled: November 8, 2018Publication date: May 14, 2020Inventors: Chao-Kai Tu, Yueh-Hsun Tsai, Tzung-Yun Tsai, Kai-Yue Lin, Ying-Hsiang Wang
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Patent number: 10600562Abstract: A manufacturing method of a magnetic element includes the following steps: forming a block including a central post and at least one lateral post with magneto-conductive materials; cutting the block along a first plane passing through the central and lateral posts to form a first half body and a second half body; combining the first half body with the second half body to form a first air gap between the central post of the first half body and the central post of the second half body and a second air gap between the lateral post of the first half body and the lateral post of the second half body; and cutting or grinding the combined first half body and second half body along a second plane passing through the central post and the lateral post to form a third half body including the first and second air gaps.Type: GrantFiled: March 20, 2017Date of Patent: March 24, 2020Assignee: FSP TECHNOLOGY INC.Inventors: Kuo-Fan Lin, Fu-Kai Tu
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Patent number: D863298Type: GrantFiled: March 6, 2018Date of Patent: October 15, 2019Assignee: Acer IncorporatedInventors: Chih-Kai Tu, I-Hsiang Chuang, Hsien-Yu Liu, Wei-Min Huang
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Patent number: RE47977Abstract: A data control circuit includes an output stage circuit, a switch circuit, and an impedance module. The output stage circuit outputs a data signal. An input terminal of the switch circuit is coupled to an output terminal of the output stage circuit, and an output terminal of the switch circuit is coupled to a post-stage circuit. According to a control of a control signal, the switch circuit determines whether to transmit the data signal of the output stage circuit to the post-stage circuit. The impedance module is configured in the output stage circuit, configured between the output stage circuit and the switch circuit, or configured in the switch circuit. Here, the impedance module reduces noise flowing from the switch circuit to the output stage circuit.Type: GrantFiled: December 17, 2018Date of Patent: May 5, 2020Assignee: Novatek Microelectronics Corp.Inventors: Tse-Hung Wu, Chao-Kai Tu, Chia-Wei Su
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Patent number: D914685Type: GrantFiled: August 21, 2018Date of Patent: March 30, 2021Assignee: Acer IncorporatedInventors: Chih-Kai Tu, Hsien-Yu Liu, Yi-Heng Lee