Patents by Inventor Hsuan Jui Chang
Hsuan Jui Chang 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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Publication number: 20240039165Abstract: An antenna is provided. The antenna includes a first radiator and a second radiator. The first radiator includes a first section and a second section. The first section includes a first grounding edge and a first bending edge. The second section is connected to the first bending edge. The first grounding edge is grounded. The first section is not parallel to the second section. A first slot is formed on the first section. The second radiator includes a third section and a fourth section. The third section includes a second grounding edge and a second bending edge. The fourth section is connected to the second bending edge. The second grounding edge is grounded. The third section is not parallel to the fourth section. The first section is parallel to the third section.Type: ApplicationFiled: June 29, 2023Publication date: February 1, 2024Inventors: Hsuan-Jui CHANG, Nai-Chen LIU, Shih-Huang YEH, Chung-Hsin CHIANG, Wun-Jian LIN
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Patent number: 11769939Abstract: An electronic device and an antenna structure are provided. The electronic device includes a metal housing, a partition wall, a first antenna module, and a second antenna module. The metal housing has a T-shaped slot. The slot includes an opening end, a first closed end, and a second closed end. The partition wall is connected with the metal housing. The first antenna module has a first feeding element and a radiating element. The second antenna module has a second feeding element and an antenna array. The first antenna module and the second antenna module are respectively disposed on two sides of the partition wall, and the first antenna module is closer to the opening end than the second antenna module.Type: GrantFiled: June 8, 2022Date of Patent: September 26, 2023Assignee: WISTRON NEWEB CORPORATIONInventors: Hsuan-Jui Chang, Hsieh-Chih Lin, Guan-Ren Su, Wei-Shan Chang, Yi-Feng Wu, Shang-Sian You
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Publication number: 20230216173Abstract: An electronic device and an antenna structure are provided. The electronic device includes a metal housing, a partition wall, a first antenna module, and a second antenna module. The metal housing has a T-shaped slot. The slot includes an opening end, a first closed end, and a second closed end. The partition wall is connected with the metal housing. The first antenna module has a first feeding element and a radiating element. The second antenna module has a second feeding element and an antenna array. The first antenna module and the second antenna module are respectively disposed on two sides of the partition wall, and the first antenna module is closer to the opening end than the second antenna module.Type: ApplicationFiled: June 8, 2022Publication date: July 6, 2023Inventors: Hsuan-Jui CHANG, Hsieh-Chih LIN, Guan-Ren SU, Wei-Shan CHANG, Yi-Feng WU, Shang-Sian YOU
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Publication number: 20230117264Abstract: An electronic device and an antenna module are provided. The electronic device includes a metal housing with a slot having an open end and a first upper edge portion located at an upper edge of the slot. The antenna module is arranged in the metal housing and includes a carrier board, a feeding element, a radiating element with a feeding portion connected to the feeding element, and a first parasitic radiating element arranged on the carrier board and connected or coupled to the first upper edge portion. A vertical projection of the radiating element on the metal housing at least partially overlaps the slot. One side of the first parasitic radiating element is near an edge of the open end. The radiating element is fed with a signal through the feeding element to generate a resonant mode and is coupled to the slot to excite another resonant mode.Type: ApplicationFiled: August 4, 2022Publication date: April 20, 2023Inventors: Hsuan-Jui CHANG, Hsieh-Chih LIN, Guan-Ren SU
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Publication number: 20220320740Abstract: An electronic device and an antenna feeding module are provided. The electronic device includes a metal housing and an antenna feeding module. The metal housing is provided with a slot with an opening end and a closed end. The antenna feeding module includes a carrier board and a feeding circuit. The feeding circuit includes a feeding element and a radiating element. The radiating element includes a coupling portion, a radiating branch and a feeding portion. There is a coupling gap between the coupling portion and the metal housing, and the coupling gap is less than 0.5 times the width of the slot. The feeding circuit is used to excite the metal housing, so that the metal housing and the radiating element generate a first resonance path with a first resonance mode and a second resonance path with a second resonance mode.Type: ApplicationFiled: August 17, 2021Publication date: October 6, 2022Inventors: HSUAN-JUI CHANG, YUN-TSAN LEE, CHIA-HAO CHANG
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Patent number: 10866920Abstract: For adjusting a signal transmission direction in a cable, which is configured to be electrically coupled between a first interface port and a second interface port, an electric characteristic on at least a first pin of the first interface port is detected. Then a signal transmission direction of at least one pair of differential signal transmission channels in the cable is controlled to change from a first direction to a second direction different from the first direction, provided that a communication protocol between the first interface port and the second interface port is changed from a first communication protocol to a second communication protocol, and the electric characteristic complies with a first condition.Type: GrantFiled: July 5, 2019Date of Patent: December 15, 2020Assignee: VIA LABS, INC.Inventors: Yu-Lung Lin, Hsuan-Jui Chang
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Publication number: 20200012614Abstract: For adjusting a signal transmission direction in a cable, which is configured to be electrically coupled between a first interface port and a second interface port, an electric characteristic on at least a first pin of the first interface port is detected. Then a signal transmission direction of at least one pair of differential signal transmission channels in the cable is controlled to change from a first direction to a second direction different from the first direction, provided that a communication protocol between the first interface port and the second interface port is changed from a first communication protocol to a second communication protocol, and the electric characteristic complies with a first condition.Type: ApplicationFiled: July 5, 2019Publication date: January 9, 2020Inventors: YU-LUNG LIN, HSUAN-JUI CHANG
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Patent number: 10074892Abstract: A communication device includes a ground plane and an antenna element. The antenna element includes a radiation metal strip and a feed metal line. The radiation metal strip is divided into a first metal strip and a second metal strip by a gap. The first metal strip is electrically connected to the ground plane by a first metal section. The second metal strip is electrically connected to the ground plane by a second metal section. The feed metal line has a first to a third connection points. The first connection point is coupled to the first metal strip through a first capacitive element. The second connection point is coupled to the second metal strip through a second capacitive element. The third connection point is a feeding point of the antenna element. The second connection point is located between the first connection point and the third connection point.Type: GrantFiled: November 9, 2017Date of Patent: September 11, 2018Assignee: Acer IncorporatedInventors: Kin-Lu Wong, Hsuan-Jui Chang
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Patent number: 9980018Abstract: A communication device including a system circuit board and an antenna element is presented. A radiation metal strip of the antenna element does not lie on the same surface as the system circuit board. The radiation metal strip and a ground plane are separated by a clearance region. The radiation metal strip comprises a first metal strip, a second metal strip, and a coupling metal strip. A first end is located in the first metal strip and connected to the ground plane by a first inductive element. A second end is located in the second metal strip and connected to the ground plane by a second inductive element. A first gap is located between the coupling metal strip and the first metal strip. A second gap is located between the coupling metal strip and the second metal strip. The coupling metal strip is connected to a signal source.Type: GrantFiled: April 25, 2016Date of Patent: May 22, 2018Assignee: Acer IncorporatedInventors: Kin-Lu Wong, Hsuan-Jui Chang
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Publication number: 20180090822Abstract: A communication device includes a ground plane and an antenna element. The antenna element includes a radiation metal strip and a feed metal line. The radiation metal strip is divided into a first metal strip and a second metal strip by a gap. The first metal strip is electrically connected to the ground plane by a first metal section. The second metal strip is electrically connected to the ground plane by a second metal section. The feed metal line has a first to a third connection points. The first connection point is coupled to the first metal strip through a first capacitive element. The second connection point is coupled to the second metal strip through a second capacitive element. The third connection point is a feeding point of the antenna element. The second connection point is located between the first connection point and the third connection point.Type: ApplicationFiled: November 9, 2017Publication date: March 29, 2018Applicant: Acer IncorporatedInventors: Kin-Lu Wong, Hsuan-Jui Chang
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Patent number: 9853351Abstract: A communication device includes a ground plane and an antenna element. The antenna element includes a radiation metal strip and a feed metal line. The feed metal line is disposed between the radiation metal strip and the ground plane. A first metal strip of the radiation metal strip has a first end electrically connected to the ground plane by a first metal section. A second metal strip of the radiation metal strip has a second end electrically connected to the ground plane by a second metal section. The first metal strip is coupled to a first connection point on the feed metal line through a first capacitive element. The second metal strip is coupled to a second connection point on the feed metal line through a second capacitive element. The feed metal line has a third connection point as a feeding point of the antenna element.Type: GrantFiled: July 21, 2016Date of Patent: December 26, 2017Assignee: Acer IncorporatedInventors: Kin-Lu Wong, Hsuan-Jui Chang
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Publication number: 20170338546Abstract: A communication device includes a ground plane and an antenna element. The antenna element includes a radiation metal strip and a feed metal line. The feed metal line is disposed between the radiation metal strip and the ground plane. A first metal strip of the radiation metal strip has a first end electrically connected to the ground plane by a first metal section. A second metal strip of the radiation metal strip has a second end electrically connected to the ground plane by a second metal section. The first metal strip is coupled to a first connection point on the feed metal line through a first capacitive element. The second metal strip is coupled to a second connection point on the feed metal line through a second capacitive element. The feed metal line has a third connection point as a feeding point of the antenna element.Type: ApplicationFiled: July 21, 2016Publication date: November 23, 2017Inventors: Kin-Lu Wong, Hsuan-Jui Chang
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Publication number: 20170264975Abstract: A communication device including a system circuit board and an antenna element is presented. A radiation metal strip of the antenna element does not lie on the same surface as the system circuit board. The radiation metal strip and a ground plane are separated by a clearance region. The radiation metal strip comprises a first metal strip, a second metal strip, and a coupling metal strip. A first end is located in the first metal strip and connected to the ground plane by a first inductive element. A second end is located in the second metal strip and connected to the ground plane by a second inductive element. A first gap is located between the coupling metal strip and the first metal strip. A second gap is located between the coupling metal strip and the second metal strip. The coupling metal strip is connected to a signal source.Type: ApplicationFiled: April 25, 2016Publication date: September 14, 2017Inventors: Kin-Lu Wong, Hsuan-Jui Chang
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Patent number: 9325066Abstract: A communication device including a ground plane and an antenna element is provided. An edge of the ground plane is embedded with a notch, which has at least a first edge and a second edge. The antenna element, disposed at the notch, has at least a first operating frequency band and a second operating frequency band. The antenna element includes a first conductive portion and a second conductive portion. The first conductive portion has a starting terminal, electrically coupled to the first edge of the notch through a signal source, as a feeding terminal of the antenna element. A capacitive coupling portion is formed between an end terminal of the first conductive portion and the ground plane. The second conductive portion has a shorting terminal electrically coupled or connected to the second edge of the notch.Type: GrantFiled: May 31, 2013Date of Patent: April 26, 2016Assignees: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, NATIONAL SUN YAT-SEN UNIVERSITYInventors: Kin-Lu Wong, Hsuan-Jui Chang, Wei-Yu Li, Chun-Yih Wu
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Patent number: 9178274Abstract: A communication device includes a ground element and an antenna element. The antenna element is close to an edge of the ground element, and includes a first metal portion and a second metal portion. The first metal portion has a plurality of bends, and includes a first segment and a second segment. The first segment and the second segment are close to each other, and are substantially parallel to the edge of the ground element. The first segment is disposed at the outmost periphery of the antenna element from the edge of the ground element. The second segment is disposed between the first segment and the edge of the ground element, and has a shorted point coupled to the ground element. The second metal portion is disposed between the second segment and the edge of the ground element, and has a feeding point coupled to a signal source.Type: GrantFiled: March 15, 2013Date of Patent: November 3, 2015Assignee: ACER INCORPORATEDInventors: Kin-Lu Wong, Hsuan-Jui Chang
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Patent number: 9124001Abstract: A communication device including a ground element and an antenna element is provided. The antenna element includes a metal element. The metal element has a plurality of bends and substantially forms a loop structure with a gap. The gap is between a first open end and a second open end of the metal element. The metal element extends along an edge of the ground element and does not overlap with the ground element. The antenna element has a feeding point. A first portion of the metal element is between the feeding point and the first open end, and a second portion of the metal element is between the feeding point and the second open end. The feeding point, the first open end, and the second open end are all facing or adjacent to the edge of the ground element.Type: GrantFiled: August 9, 2013Date of Patent: September 1, 2015Assignee: ACER INCORPORATEDInventors: Kin-Lu Wong, Hsuan-Jui Chang
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Publication number: 20140340277Abstract: A communication device including a ground element and an antenna element is provided. The antenna element includes a metal element. The metal element has a plurality of bends and substantially forms a loop structure with a gap. The gap is between a first open end and a second open end of the metal element. The metal element extends along an edge of the ground element and does not overlap with the ground element. The antenna element has a feeding point. A first portion of the metal element is between the feeding point and the first open end, and a second portion of the metal element is between the feeding point and the second open end. The feeding point, the first open end, and the second open end are all facing or adjacent to the edge of the ground element.Type: ApplicationFiled: August 9, 2013Publication date: November 20, 2014Applicant: Acer IncorporatedInventors: Kin-Lu WONG, Hsuan-Jui CHANG
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Publication number: 20140197992Abstract: A communication device includes a ground element and an antenna element. The antenna element is close to an edge of the ground element, and includes a first metal portion and a second metal portion. The first metal portion has a plurality of bends, and includes a first segment and a second segment. The first segment and the second segment are close to each other, and are substantially parallel to the edge of the ground element. The first segment is disposed at the outmost periphery of the antenna element from the edge of the ground element. The second segment is disposed between the first segment and the edge of the ground element, and has a shorted point coupled to the ground element. The second metal portion is disposed between the second segment and the edge of the ground element, and has a feeding point coupled to a signal source.Type: ApplicationFiled: March 15, 2013Publication date: July 17, 2014Applicant: Acer IncorporatedInventors: Kin-Lu WONG, Hsuan-Jui CHANG
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Publication number: 20140085159Abstract: A communication device including a ground plane and an antenna element is provided. An edge of the ground plane is embedded with a notch, which has at least a first edge and a second edge. The antenna element, disposed at the notch, has at least a first operating frequency band and a second operating frequency band. The antenna element includes a first conductive portion and a second conductive portion. The first conductive portion has a starting terminal, electrically coupled to the first edge of the notch through a signal source, as a feeding terminal of the antenna element. A capacitive coupling portion is formed between an end terminal of the first conductive portion and the ground plane. The second conductive portion has a shorting terminal electrically coupled or connected to the second edge of the notch.Type: ApplicationFiled: May 31, 2013Publication date: March 27, 2014Inventors: Kin-Lu Wong, Hsuan-Jui Chang, Wei-Yu Li, Chun-Yih Wu
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Patent number: 6567270Abstract: A semiconductor chip package with cooling arrangement includes a heat sink adapted for covering at least a semiconductor chip, characterized in that said heat sink has an inverted U-shaped cross section thereby forming a recess at an inner bottom thereof adapted for covering at least a semiconductor chip and a plurality of pins extending downwardly from a circumferential lower edge of said heat sink, each of said pins being formed with a neck, an enlarged head, and an open slot separating said neck and said enlarged head into two portions, whereby the package can rapidly remove heat from the semiconductor chip, filter noise and reduce inductance.Type: GrantFiled: November 19, 2001Date of Patent: May 20, 2003Assignee: Orient Semiconductor Electronics LimitedInventors: Wen-Lo Shieh, Ning Huang, Hui-Pin Chen, Hua-Wen Chiang, Chung-Ming Chang, Feng-Chang Tu, Fu-Yu Huang, Hsuan-Jui Chang, Chia-Chieh Hu, Wen-Long Leu