Patents by Inventor Chien-Chun Chen
Chien-Chun Chen 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: 12103285Abstract: Provided are a liquid crystal polymer (LCP) film and a laminate comprising the same. The LCP film has a first surface and a second surface opposite each other, and a ratio of a ten-point mean roughness relative to a maximum height (Rz/Ry) of the first surface is from 0.30 to 0.62. By controlling Rz/Ry of at least one surface of the LCP film, the peel strength of the LCP film stacked to a metal foil can be increased, and the laminate comprising the same can still maintain the merit of low insertion loss.Type: GrantFiled: January 22, 2020Date of Patent: October 1, 2024Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chia-Hung Wu, Chien-Chun Chen
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Publication number: 20240297468Abstract: A connector is disclosed and includes a main body, a circuit board and a signal connection socket. The main body includes an input side, an output side, power inputs, signal inputs, power outputs and signal outputs. The input side is opposite to the output side, the power inputs and the signal inputs are arranged on the input side respectively, the power outputs are arranged on the output side, the power outputs are electrically connected to the power inputs, and the signal outputs are disposed on a bottom side and electrically connected to the signal inputs. The bottom side is connected between the input side and the output side. The circuit board includes an upper surface, and the bottom side is attached to the upper surface. The signal connection socket is disposed on the upper surface and electrically connected to the signal outputs through the circuit board.Type: ApplicationFiled: November 29, 2023Publication date: September 5, 2024Inventors: Shan-Chun Yang, Chien-Chun Chen, Vincent Mark Byrne
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Patent number: 11968351Abstract: In a 3D imaging method using scanning-type coherent diffraction, a 2D photodetector detects diffraction of a coherent beam emitted from a light source that moves in a scanning manner toward a sample object to obtain multiple 2D diffraction data distributions; and a processor converts the 2D diffraction data distributions into multiple 3D intensity distributions in a reciprocal space, performs one or more iterations based on a sample function, a light source function and the 3D intensity distributions to obtain a phase-retrieval sample function, and generates a 3D reconstruction image of the sample object based on the phase-retrieval sample function.Type: GrantFiled: June 21, 2022Date of Patent: April 23, 2024Assignee: National Tsing Hua UniversityInventor: Chien-Chun Chen
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Patent number: 11945907Abstract: Provided are an LCP film and a laminate comprising the same. The LCP film is made of an LCP resin comprising a structural unit represented by Formula (1): -L1-Ar-L2- (1), wherein -L1- and -L2- are respectively —O— or —CO—; —Ar— is an arylene group. Formula (1) comprises structural units Based on a total molar number of the structural unit represented by Formula (1), a molar number of the structural unit represented by Formula (I) is in the range from 15 mole % to mole %, and a sum of molar numbers of the structural units represented by Formulae (I) and (II) is in the range from 80 mole % to 100 mole %. The LCP film has a thickness and a transmittance, wherein when values of the thickness (in ?m) and the transmittance are put into Formula (III), the obtained value is from 0.055 to 0.090. Formula (III): Log(1/TT %)/(Thickness)0.5.Type: GrantFiled: December 18, 2020Date of Patent: April 2, 2024Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chia-Hung Wu, Chien-Chun Chen
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Patent number: 11926698Abstract: Provided are a liquid crystal polymer film (LCP film) and a laminate comprising the same. The LCP film has a first surface and a second surface opposite each other, and the first surface has an arithmetical mean height of a surface (Sa) less than 0.32 ?m. The LCP film with proper Sa is suitable to be stacked with a metal foil, such that a laminate comprising the LCP film can have an advantage of low insertion loss.Type: GrantFiled: December 18, 2020Date of Patent: March 12, 2024Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chia-Hung Wu, Chien-Chun Chen
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Patent number: 11859045Abstract: Provided are a liquid crystal polymer film (LCP film) and a laminate comprising the same. The LCP film has a first surface and a second surface opposite each other, and the first surface has an arithmetical mean height of a surface (Sa) less than 0.32 ?m. The LCP film with proper Sa is suitable to be stacked with a metal foil, such that a laminate comprising the LCP film can have an advantage of low insertion loss.Type: GrantFiled: December 18, 2020Date of Patent: January 2, 2024Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chia-Hung Wu, Chien-Chun Chen
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Patent number: 11840602Abstract: Provided are a laminate, a circuit board, and a liquid crystal polymer (LCP) film comprised therein. The laminate comprises a metal foil and an LCP film. The LCP film in the laminate has a dissipation factor before water absorption (Df?0), a dissipation factor after water absorption (Df?1), and a relative percentage difference between dissipation factors (?Df?), which is calculated by the following equation: ? ? Df ? ( % ) = ? "\[LeftBracketingBar]" Df 1 ? - Df 0 ? ? "\[RightBracketingBar]" Df 0 ? × 100 ? % ; wherein ?Df? may be less than or equal to 16%. By controlling ?Df? of the LCP film in the laminate, the insertion loss of a circuit board comprising a laminate during signal transmission in low-, medium-, and/or high-frequency bands is decreased and/or inhibited.Type: GrantFiled: December 18, 2020Date of Patent: December 12, 2023Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chien-Chun Chen, Chia-Hung Wu
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Patent number: 11830122Abstract: A 3D reconstruction method for a thin film sample that includes a light element is provided. The method includes performing preprocessing that includes noise removal, field-of-view correction and background subtraction on original projection images captured by a scanning transmission electron microscope to obtain 2D images, performing several rounds of a 3D reconstruction procedure that includes an alignment process and an iterative algorithm based on the 2D images and reference images to obtain a piece of reconstructed 3D image data, generating a reconstructed 3D image related to the thin film sample based on the piece of reconstructed 3D image data, and displaying the reconstructed 3D image.Type: GrantFiled: August 11, 2022Date of Patent: November 28, 2023Assignee: National Tsing Hua UniversityInventor: Chien-Chun Chen
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Patent number: 11825915Abstract: An apparatus for buffing a shoe part includes a housing adapted to be articulated around at least a portion of the footwear part. A rotating spindle is positioned in the housing and has a buffing surface for engagement with the footwear part. A carriage is slideably connected to the housing and holds the spindle such that the buffing surface can be moved closer to and further away from the footwear part. An actuator is in the housing and in contact with the carriage. The actuator applies force to the carriage to increase the force of the buffing surface onto the footwear part. A biasing member is in the housing and in contact with the carriage. The biasing member exerts force onto the carriage in a direction opposite the force exerted by the actuator.Type: GrantFiled: July 1, 2022Date of Patent: November 28, 2023Assignee: NIKE, Inc.Inventors: Dragan Jurkovic, Shih-Yuan Wu, Chia-Wei Chang, Wen-Ruei Chang, Chien-Chun Chen, Chang-Chu Liao, Chia-Hung Lin
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Publication number: 20230326116Abstract: A 3D reconstruction method for a thin film sample that includes a light element is provided. The method includes performing preprocessing that includes noise removal, field-of-view correction and background subtraction on original projection images captured by a scanning transmission electron microscope to obtain 2D images, performing several rounds of a 3D reconstruction procedure that includes an alignment process and an iterative algorithm based on the 2D images and reference images to obtain a piece of reconstructed 3D image data, generating a reconstructed 3D image related to the thin film sample based on the piece of reconstructed 3D image data, and displaying the reconstructed 3D image.Type: ApplicationFiled: August 11, 2022Publication date: October 12, 2023Applicant: National Tsing Hua UniversityInventor: Chien-Chun CHEN
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Publication number: 20230199162Abstract: In a 3D imaging method using scanning-type coherent diffraction, a 2D photodetector detects diffraction of a coherent beam emitted from a light source that moves in a scanning manner toward a sample object to obtain multiple 2D diffraction data distributions; and a processor converts the 2D diffraction data distributions into multiple 3D intensity distributions in a reciprocal space, performs one or more iterations based on a sample function, a light source function and the 3D intensity distributions to obtain a phase-retrieval sample function, and generates a 3D reconstruction image of the sample object based on the phase-retrieval sample function.Type: ApplicationFiled: June 21, 2022Publication date: June 22, 2023Applicant: National Tsing Hua UniversityInventor: Chien-Chun CHEN
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Patent number: 11629221Abstract: Provided are a laminate, a circuit board, and a liquid crystal polymer (LCP) film comprised therein. The laminate comprises a metal foil and an LCP film. The LCP film in the laminate has a dissipation factor before water absorption (Df?0), a dissipation factor after water absorption (Df?1), and a relative percentage difference between dissipation factors (?Df?), which is calculated by the following equation: ? ? Df ? ( % ) = ? "\[LeftBracketingBar]" Df 1 ? - Df 0 ? ? "\[RightBracketingBar]" Df 0 ? × 100 ? % ; wherein ?Df? may be less than or equal to 16%. By controlling ?Df? of the LCP film in the laminate, the insertion loss of a circuit board comprising a laminate during signal transmission in low-, medium-, and/or high-frequency bands is decreased and/or inhibited.Type: GrantFiled: December 18, 2020Date of Patent: April 18, 2023Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chien-Chun Chen, Chia-Hung Wu
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Patent number: 11608410Abstract: Provided are a liquid crystal polymer (LCP) film and a laminate comprising the same. The LCP film has a first surface and a second surface opposite each other, and a Kurtosis (Rku) of the first surface ranges from 3.0 to 60.0. With the Rku, the LCP film is able to improve the peel strength with a metal foil and ensure that a laminate comprising the same maintains the merit of low insertion loss.Type: GrantFiled: September 4, 2020Date of Patent: March 21, 2023Assignee: CHANG CHUN PLASTICS CO., LTD.Inventors: An-Pang Tu, Chia-Hung Wu, Chien-Chun Chen
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Publication number: 20220330663Abstract: An apparatus for buffing a shoe part includes a housing adapted to be articulated around at least a portion of the footwear part. A rotating spindle is positioned in the housing and has a buffing surface for engagement with the footwear part. A carriage is slideably connected to the housing and holds the spindle such that the buffing surface can be moved closer to and further away from the footwear part. An actuator is in the housing and in contact with the carriage. The actuator applies force to the carriage to increase the force of the buffing surface onto the footwear part. A biasing member is in the housing and in contact with the carriage. The biasing member exerts force onto the carriage in a direction opposite the force exerted by the actuator.Type: ApplicationFiled: July 1, 2022Publication date: October 20, 2022Inventors: Dragan Jurkovic, Shih-Yuan Wu Wu, Chia-Wei Chang, Wen-Ruei Chang, Chien-Chun Chen, Chang-Chu Liao, Chia-Hung Lin
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Publication number: 20220277513Abstract: A method for constructing a three-dimensional (3D) model of an object includes: obtaining multiple 2D tomogram datasets of the object; constructing an initial 3D model; performing an iteration procedure that includes performing a spinning transformation on the initial 3D model so as to obtain a to-be-replaced (TBR) 3D model in a polar coordinate system of a 3D Fourier domain, performing a spatial transformation on one of the tomogram datasets to obtain a transformed dataset, replacing apart of the TBR 3D model using the transformed dataset, and repeating the above steps until each of the transformed datasets has been used to replace the TBR 3D model; and obtaining the 3D model of the object based on the iteration procedure.Type: ApplicationFiled: February 26, 2021Publication date: September 1, 2022Applicant: National Tsing Hua UniversityInventors: Chien-Chun CHEN, Ya-Ting CHANG
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Patent number: 11406160Abstract: An apparatus for buffing a shoe part includes a housing adapted to be articulated around at least a portion of the footwear part. A rotating spindle is positioned in the housing and has a buffing surface for engagement with the footwear part. A carriage is slideably connected to the housing and holds the spindle such that the buffing surface can be moved closer to and further away from the footwear part. An actuator is in the housing and in contact with the carriage. The actuator applies force to the carriage to increase the force of the buffing surface onto the footwear part. A biasing member is in the housing and in contact with the carriage. The biasing member exerts force onto the carriage in a direction opposite the force exerted by the actuator.Type: GrantFiled: April 13, 2020Date of Patent: August 9, 2022Assignee: NIKE, Inc.Inventors: Dragan Jurkovic, Shih-Yuan Wu, Chia-Wei Chang, Wen-Ruei Chang, Chien-Chun Chen, Chang-Chu Liao, Chia-Hung Lin
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Publication number: 20220032575Abstract: Provided are a liquid crystal polymer (LCP) film and a laminate comprising the same. The LCP film has a first surface and a second surface opposite each other, and a ratio of a ten-point mean roughness relative to a maximum height (Rz/Ry) of the first surface is from 0.30 to 0.62. By controlling Rz/Ry of at least one surface of the LCP film, the peel strength of the LCP film stacked to a metal foil can be increased, and the laminate comprising the same can still maintain the merit of low insertion loss.Type: ApplicationFiled: October 15, 2021Publication date: February 3, 2022Inventors: An-Pang TU, Chia-Hung WU, Chien-Chun CHEN
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Patent number: 11227742Abstract: An electron microscopic specimen includes a carrier for an electron microscope, an object, and a protective layer. The object is adapted for microscopic examination using the electron microscope, and is disposed on a surface of the carrier. The protective layer is made from amorphous aluminium oxide, and is disposed over the object, such that the object is enclosed between the carrier and the protective layer. The protective layer has a thickness not greater than 5 nm. A method of making the electron microscopic specimen, and a method for microscopic examination of the specimen are also disclosed.Type: GrantFiled: January 14, 2021Date of Patent: January 18, 2022Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Chien-Chun Chen, Yu-Ting Peng
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Publication number: 20210189059Abstract: Provided are a laminate, a circuit board, and a liquid crystal polymer (LCP) film comprised therein. The laminate comprises a metal foil and an LCP film. The LCP film in the laminate has a dissipation factor before water absorption (Df?0), a dissipation factor after water absorption (Df?1), and a relative percentage difference between dissipation factors (?Df?), which is calculated by the following equation: ? ? D ? f ? ? ? ( % ) = ? Df 1 ? - D ? f 0 ? ? D ? f 0 ? × 1 ? 00 ? % ; wherein ?Df? may be less than or equal to 16%. By controlling ?Df? of the LCP film in the laminate, the insertion loss of a circuit board comprising a laminate during signal transmission in low-, medium-, and/or high-frequency bands is decreased and/or inhibited. In addition, the difference between the insertion losses of signal transmission before and after water absorption is decreased, so the laminate is suitable for high-end or outdoor high-frequency electronic products.Type: ApplicationFiled: December 18, 2020Publication date: June 24, 2021Inventors: An-Pang TU, Chien-Chun CHEN, Chia-Hung WU
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Publication number: 20210187884Abstract: Provided are an LCP film and a laminate comprising the same. The LCP film is made of an LCP resin comprising a structural unit represented by Formula (1): -L1-Ar-L2- (1), wherein -L1- and -L2- are respectively —O— or —CO—; —Ar— is an arylene group. Formula (1) comprises structural units Based on a total molar number of the structural unit represented by Formula (1), a molar number of the structural unit represented by Formula (I) is in the range from 15 mole % to 40 mole %, and a sum of molar numbers of the structural units represented by Formulae (I) and (II) is in the range from 80 mole % to 100 mole %. The LCP film has a thickness and a transmittance, wherein when values of the thickness (in ?m) and the transmittance are put into Formula (III), the obtained value is from 0.055 to 0.090. Formula (III): Log(1/TT %)/(Thickness)0.5.Type: ApplicationFiled: December 18, 2020Publication date: June 24, 2021Inventors: An-Pang TU, Chia-Hung WU, Chien-Chun CHEN