Patents Assigned to Chung Yuan Christian University
  • Patent number: 11979479
    Abstract: A packet sorting and reassembly circuit module, including a header parser, an information processing circuit, at least one state tracking and reassembly circuit, and an output arbiter, is provided. The header parser is configured to analyze multiple first packet segments to obtain header information corresponding to a first network packet, wherein the first network packet is transmitted based on a transmission control protocol (TCP) communication protocol. The information processing circuit is configured to transmit the first packet segments and sideband information corresponding to the first packet segments to a first state tracking and reassembly circuit among the at least one state tracking and reassembly circuit according to the header information. The first state tracking and reassembly circuit is configured to reassemble and sort the first packet segments according to the sideband information. The output arbiter is configured to output the first packet segments according to a sorting result.
    Type: Grant
    Filed: January 16, 2023
    Date of Patent: May 7, 2024
    Assignees: Chung Yuan Christian University, KGI Securities Co. Ltd.
    Inventors: Yu-Kuen Lai, Chao-Lin Wang, He-Ping Li, Cheng-Han Chuang, Kai-Po Chang
  • Publication number: 20240137431
    Abstract: A packet sorting and reassembly circuit module, including a header parser, an information processing circuit, at least one state tracking and reassembly circuit, and an output arbiter, is provided. The header parser is configured to analyze multiple first packet segments to obtain header information corresponding to a first network packet, wherein the first network packet is transmitted based on a transmission control protocol (TCP) communication protocol. The information processing circuit is configured to transmit the first packet segments and sideband information corresponding to the first packet segments to a first state tracking and reassembly circuit among the at least one state tracking and reassembly circuit according to the header information. The first state tracking and reassembly circuit is configured to reassemble and sort the first packet segments according to the sideband information. The output arbiter is configured to output the first packet segments according to a sorting result.
    Type: Application
    Filed: January 16, 2023
    Publication date: April 25, 2024
    Applicants: Chung Yuan Christian University, KGI Securities Co. Ltd.
    Inventors: Yu-Kuen Lai, Chao-Lin Wang, He-Ping Li, Cheng-Han Chuang, Kai-Po Chang
  • Publication number: 20240056745
    Abstract: A hearing aid device with functions of anti-noise and 3D sound recognition is disclosed. The hearing aid device comprises N microphones, at least one A/D converter, a modular electronic device, a D/A converter, and a loudspeaker. According to the present invention, the modular electronic device is configured for generating N second audio signals based on N first audio signals and a HRTF signal, and then summing up the N second audio signals to a reference signal. Moreover, the modular electronic device is further configured for generating a first output signal after applying an ANC process to the reference signal, converting the reference signal to a second output signal, and then generating an output signal based on the first output signal and the second output signal. Consequently, the loudspeaker broadcasts a sound according to the output signal.
    Type: Application
    Filed: October 27, 2022
    Publication date: February 15, 2024
    Applicant: CHUNG YUAN CHRISTIAN UNIVERSITY
    Inventors: Cheng-Yuan Chang, Chong-Rui Huang
  • Patent number: 11896957
    Abstract: Disclosed herein are methods of producing photocatalysts for degrading NOx. According to some embodiments of the present disclosure, the method comprises mixing a transitional metal or its oxide with a bone powder or a shell powder, followed by heating the mixture for a least 12 hours to dehydrate the mixture, and calcinating the dehydrated product for 1-5 hours. Also disclosed herein are methods of degrading NOx by using the thus-produced photocatalysts. Materials used doped with the transitional metal or its oxide are bone powder and shell powder, which is derived from animals (a chicken, a cow, a pig, a duck, a sheep, a donkey, or a horse) and shells from different species of sea water (a shrimp, a crab, a clam, a barnacle, a snail, an abalone, or an oyster), respectively.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: February 13, 2024
    Assignee: Chung Yuan Christian University
    Inventors: Ya-Fen Wang, Sheng-Jie You, Christianson Raynard Sanito
  • Patent number: 11863412
    Abstract: A packet information analysis method and a network traffic monitoring device are disclosed. The method includes the following. Network flow data including a plurality of network packets is obtained. An index parameter is generated according to packet information (e.g., header information) of the first network packet among the network flow. A target mapping model is determined from a plurality of candidate mapping models according to the index parameter. The index parameter is between a first sampling point and a second sampling point of the target mapping model. An interpolation mapping value is obtained according to the index parameter, the first sampling point, the second sampling point, and the target mapping model. An evaluation value is obtained according to the interpolation mapping value. The evaluation value reflects a distribution status of a monitoring item in the network traffic flows.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: January 2, 2024
    Assignee: Chung Yuan Christian University
    Inventors: Yu-Kuen Lai, Cheng-Lin Tsai, Kai-Po Chang
  • Patent number: 11858187
    Abstract: A mold apparatus including a mold, a cooling flow path, and a sensing module is provided. The mold has a cavity. The sensing module is adapted to sense at least one of a temperature and a pressure in the cavity. The sensing module is surrounded by the cooling flow path.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: January 2, 2024
    Assignee: Chung Yuan Christian University
    Inventors: Shia-Chung Chen, Yung-Hsiang Chang, Yan-Xiang Liang, Yu-Hung Ting
  • Publication number: 20230330907
    Abstract: A mold apparatus including a mold, a bearing structure, and a sensing module is provided. The mold has a cavity. The sensing module includes a temperature sensor and a pressure sensor. The temperature sensor has a sensing portion and an abutting portion. The sensing portion is located in the mold and corresponds to a position in the cavity, and the abutting portion is located in the bearing structure. The pressure sensor is disposed in the bearing structure and corresponds to the abutting portion. The abutting portion is adapted to abut against the pressure sensor by a pressure of the position in the cavity.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 19, 2023
    Applicant: Chung Yuan Christian University
    Inventors: Shia-Chung Chen, Yung-Hsiang Chang, Yan-Xiang Liang, Yu-Hung Ting
  • Publication number: 20230330904
    Abstract: A mold apparatus including a mold, a cooling flow path, and a sensing module is provided. The mold has a cavity. The sensing module is adapted to sense at least one of a temperature and a pressure in the cavity. The sensing module is surrounded by the cooling flow path.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 19, 2023
    Applicant: Chung Yuan Christian University
    Inventors: Shia-Chung Chen, Yung-Hsiang Chang, Yan-Xiang Liang, Yu-Hung Ting
  • Publication number: 20230327212
    Abstract: A lithium battery includes a positive electrode, wherein the positive electrode includes a positive electrode sheet and a protective layer. The positive electrode sheet includes an active substance, a conductive additive, a binder, a current collector, or a combination thereof. The protective layer is disposed on the positive electrode sheet. A material of the protective layer is titanium nitride. A manufacturing method of a lithium battery is also provided.
    Type: Application
    Filed: May 24, 2022
    Publication date: October 12, 2023
    Applicant: Chung Yuan Christian University
    Inventors: Wei-Jen Liu, Tzu-Hsin Tseng
  • Publication number: 20230326221
    Abstract: Disclosed herein are a system for identifying cells on a microscopic image. According to some embodiments, the system comprises a non-transitory processor-readable medium, and a processor communicably configured to receive the microscopic image, and process the received microscopic image with a convolutional neural network (CNN) model having a modified U-Net architecture. Also disclosed herein are methods for identifying a spatial pattern of human induced pluripotent stem cells (hiPSCs) by using the present system.
    Type: Application
    Filed: April 8, 2022
    Publication date: October 12, 2023
    Applicants: Chung Yuan Christian University, RIKEN
    Inventors: Slo-Li CHU, Kuniya ABE, Hideo YOKOTA, Ming-Dar TSAI
  • Publication number: 20230300046
    Abstract: A packet information analysis method and a network traffic monitoring device are disclosed. The method includes the following. Network flow data including a plurality of network packets is obtained. An index parameter is generated according to packet information (e.g., header information) of the first network packet among the network flow. A target mapping model is determined from a plurality of candidate mapping models according to the index parameter. The index parameter is between a first sampling point and a second sampling point of the target mapping model. An interpolation mapping value is obtained according to the index parameter, the first sampling point, the second sampling point, and the target mapping model. An evaluation value is obtained according to the interpolation mapping value. The evaluation value reflects a distribution status of a monitoring item in the network traffic flows.
    Type: Application
    Filed: May 20, 2022
    Publication date: September 21, 2023
    Applicant: Chung Yuan Christian University
    Inventors: Yu-Kuen Lai, Cheng-Lin Tsai, Kai-Po Chang
  • Publication number: 20230278012
    Abstract: Disclosed herein are methods of producing photocatalysts for degrading NOx. According to some embodiments of the present disclosure, the method comprises mixing a transitional metal or its oxide with a bone powder or a shell powder, followed by heating the mixture for a least 12 hours to dehydrate the mixture, and calcinating the dehydrated product for 1-5 hours. Also disclosed herein are methods of degrading NOx by using the thus-produced photocatalysts. Materials used doped with the transitional metal or its oxide are bone powder and shell powder, which is derived from animals (a chicken, a cow, a pig, a duck, a sheep, a donkey, or a horse) and shells from different species of sea water (a shrimp, a crab, a clam, a barnacle, a snail, an abalone, or an oyster), respectively.
    Type: Application
    Filed: March 4, 2022
    Publication date: September 7, 2023
    Applicant: Chung Yuan Christian University
    Inventors: Ya-Fen WANG, Sheng-Jie YOU, Christianson Raynard SANITO
  • Publication number: 20230208434
    Abstract: A filter system includes: a first mixer, converting an input signal into a first signal according to a reference frequency signal, wherein the reference frequency signal corresponding to a target frequency band; an analog-to-digital converter, coupled to the first mixer, converting the first signal into a first digital signal; a digital filter, coupled to the analog-to-digital converter, filtering the first digital signal according to a first frequency band and generating a second digital signal, wherein the first frequency band corresponding to the first signal; a digital-to-analog converter coupled to the digital filter, converting the second digital signal into a second signal; and a second mixer, coupled to the digital-to-analog converter, converting the second signal into an output signal according to the reference frequency signal, wherein the output signal corresponds to the input signal filtered by the target frequency band.
    Type: Application
    Filed: November 11, 2022
    Publication date: June 29, 2023
    Applicants: Dynami Vision Ltd., Chung Yuan Christian University
    Inventors: Shih-Lun Chen, Tsun-Kuang Chi, Chien-Rung Huang, Hsiao-Chi Chen
  • Patent number: 11654603
    Abstract: An injection molding apparatus including a mold, an injection device and at least one sensor is provided. The mold has a mold cavity. The injection device is adapted to inject a material into the mold cavity such that the material is formed into a forming article. The at least one sensor is disposed on the mold and adapted to sense at least one of a temperature and a pressure in the mold cavity. The at least one sensor is located at an inner surface of the mold cavity and corresponds to a non-appearance surface of the forming article. In addition, an injection molding method is also provided.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: May 23, 2023
    Assignee: Chung Yuan Christian University
    Inventors: Shia-Chung Chen, Yung-Hsiang Chang, Tzu-Hsiang Wei, Pi-Lin Tsai
  • Patent number: 11658675
    Abstract: A successive-approximation register analog-to-digital converter (SAR ADC), a correction method and a correction system are provided. The SAR ADC generates an original weight value sequence according to multiple original weight values. The SAR ADC converts an analog time-varying signal to establish a transforming curve corresponding to the original weight values. In addition, the SAR ADC generates an offset value sequence according to an offset of the transforming curve, uses the offset value sequence to correct the original weight value sequence to generate a corrected weight value sequence, and uses multiple corrected weight values of the corrected weight sequence to improve linearity of the transforming curve.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: May 23, 2023
    Assignee: Chung Yuan Christian University
    Inventors: Shih-Lun Chen, Chun Kuan Wu, Chun Yu Lin, Wen-Shen Lo
  • Patent number: 11650664
    Abstract: A piezoelectric vibration module has a first soft circuit board and a plurality of piezoelectric units. The first soft circuit board includes a plurality of cutting areas. Two adjacent cutting areas are spaced with a cut through groove. Each piezoelectric unit is respectively configured below each cutting area.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: May 16, 2023
    Assignee: CHUNG-YUAN CHRISTIAN UNIVERSITY
    Inventors: Yung Ting, Sheuan-Perng Lin, Jun-Hong Lin, Zih-Jie Lin
  • Publication number: 20230108759
    Abstract: A successive-approximation register analog-to-digital converter (SAR ADC), a correction method and a correction system are provided. The SAR ADC generates an original weight value sequence according to multiple original weight values. The SAR ADC converts an analog time-varying signal to establish a transforming curve corresponding to the original weight values. In addition, the SAR ADC generates an offset value sequence according to an offset of the transforming curve, uses the offset value sequence to correct the original weight value sequence to generate a corrected weight value sequence, and uses multiple corrected weight values of the corrected weight sequence to improve linearity of the transforming curve.
    Type: Application
    Filed: November 22, 2021
    Publication date: April 6, 2023
    Applicant: Chung Yuan Christian University
    Inventors: Shih-Lun Chen, Chun Kuan Wu, Chun Yu Lin, Wen-Shen Lo
  • Patent number: 11606278
    Abstract: A packet information analysis method suitable for a device measuring and monitoring network traffic in real-time. The method includes: obtaining network data including a combination of multiple network packet header information; generating an index parameter according to packet header information of a monitored network packet in the network packets; querying at least one reference table according to the index parameter to obtain a first reference value and an offset correction value corresponding to the index parameter in the at least one reference table; obtaining a second reference value according to the first reference value and the offset value; and obtaining an evaluation value according to the second reference value. The evaluation value reflects the distribution status of a measuring and monitoring item in the network packets.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: March 14, 2023
    Assignee: Chung Yuan Christian University
    Inventors: Yu-Kuen Lai, Po-Yu Huang
  • Patent number: 11569679
    Abstract: An intelligent energy harvesting device, a voltage signal application system, and an energy management module thereof are disclosed. The intelligent energy harvesting device is used to transfer a signal to an application device. The intelligent energy harvesting device includes a power generation module, a battery and an energy management module. The power generation module generates a first voltage signal. The battery generates a second voltage signal. The energy management module is electrically connected to the power generation module and the battery for enabling the first voltage signal output from the power generation module to be used as a power signal to provide the application device, or enabling the first voltage signal output from the power generation module and the second voltage signal output from the battery collectively serves as the power signal to provide the application device.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: January 31, 2023
    Assignee: CHUNG-YUAN CHRISTIAN UNIVERSITY
    Inventors: Yung Ting, Sheuan-Perng Lin, Chih-Hsuan Yu, Yuan-Yu Chou
  • Patent number: 11538979
    Abstract: A piezoelectric energy hunting device and a voltage signal application system thereof are disclosed. The piezoelectric energy hunting device includes a plurality of curved piezoelectric elements, a plurality of rigid foams, and a flexible foam structure. The plurality of curved piezoelectric elements are arranged side by side with one another, wherein each curved piezoelectric element is attached to one of the rigid foams. The flexible foam structure includes a top foam and a bottom foam covering the outer surface of the plurality of curved piezoelectric elements and the plurality of rigid foams; when the flexible foam structure is compressed, the plurality of curved piezoelectric elements are simultaneously deformed, thereby generating a voltage signal. When the flexible foam structure is not compressed, the flexible foam structure and the plurality of rigid foams provide an elastic force to restore the plurality of curved piezoelectric elements.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: December 27, 2022
    Assignee: CHUNG-YUAN CHRISTIAN UNIVERSITY
    Inventors: Yung Ting, Sheuan-Perng Lin, Chih-Hsuan Yu, Yu-Chun Hung