Patents by Inventor Chao-An Lyu
Chao-An Lyu 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: 20250119792Abstract: A BS sleeping strategy for a two-tier HeCN that consists of MaBS and MiBS. The approach involves strategically consolidating workloads distributed across the network onto fewer BSs. At the heart of the strategy is a Bidirectional Long Short-Term Memory (BLSTM) neural network, which predicts future traffic for each user. The predicted traffic data informs the proposed BS sleeping strategy, which shifts user connections from under-utilized MiBSs to other BSs, subsequently powering down the idle MiBSs, while MaBSs remain always on. This strategy is executed with utmost consideration for maintaining service quality, ensuring that the switch does not degrade each user's Signal-to-Interference-plus-Noise Ratio thresholds or traffic demand rate.Type: ApplicationFiled: June 10, 2024Publication date: April 10, 2025Applicant: CITY UNIVERSITY OF HONG KONGInventors: Xinyu WANG, Bingchen LYU, Chao GUO, Jiahe XU, Moshe ZUKERMAN
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Publication number: 20230113751Abstract: An antenna, an antenna assembly and a wireless communication device are provided. The antenna includes an antenna substrate; and at least one radiation unit disposed on the antenna substrate, each of the at least one radiation unit including: a first radiation branch, and a second radiation branch, where one of the first radiation branch or the second radiation branch is connected to a feeding point, the other of the first radiation branch or the second radiation branch is connected to a ground point, an end part of the first radiation branch bends toward the second radiation branch, and an end part of the second radiation branch is extend in a direction away from the first radiation branch.Type: ApplicationFiled: October 20, 2022Publication date: April 13, 2023Applicant: SZ DJI TECHNOLOGY CO., LTD.Inventors: Mu FANG, Chao LYU, Chao MA
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Patent number: 11289810Abstract: A multi-band antenna includes a grounding conductor, a first radiator, and a second radiator. The grounding conductor has a grounding function. The first radiator has a first radiating portion, a second radiating portion, and a feeding portion configured to connect to a signal source. The second radiator includes a third radiating portion, a fourth radiating portion, and a first grounding portion. A length of the third radiating portion or a length of the fourth radiating portion is longer than lengths of first radiating portion and the second radiating portion combined, and the third radiating portion or the fourth radiating portion is radiationally coupled with the first radiating portion and the second radiating portion.Type: GrantFiled: December 12, 2019Date of Patent: March 29, 2022Assignees: Inventec (Pudong) Technology Corporation, INVENTEC CORPORATIONInventor: Chao-An Lyu
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Patent number: 11081785Abstract: An antenna module includes a grounding conductor, a first radiator, a second radiator, and a grounding component. The grounding conductor has a grounding function. The first radiator includes a first feeding portion and a first radiating portion. The second radiator includes a second feeding portion and a second radiating portion. The grounding component is located between the first radiator and the second radiator, and includes a first coupling portion, a second coupling portion, a capacitor, and a first grounding portion. The first radiating portion is spaced apart from the first coupling portion and the second radiating portion is spaced apart from the second coupling portion. The capacitor is located among the first coupling portion, the second coupling portion, and the first grounding portion. The first grounding portion is connected to the grounding conductor.Type: GrantFiled: December 12, 2019Date of Patent: August 3, 2021Assignees: Inventec (Pudong) Technology Corporation, INVENTEC CORPORATIONInventor: Chao-An Lyu
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Publication number: 20210151885Abstract: A multi-band antenna includes a grounding conductor, a first radiator, and a second radiator. The grounding conductor has a grounding function. The first radiator has a first radiating portion, a second radiating portion, and a feeding portion configured to connect to a signal source. The second radiator includes a third radiating portion, a fourth radiating portion, and a first grounding portion. A length of the third radiating portion or a length of the fourth radiating portion is longer than lengths of first radiating portion and the second radiating portion combined, and the third radiating portion or the fourth radiating portion is radiationally coupled with the first radiating portion and the second radiating portion.Type: ApplicationFiled: December 12, 2019Publication date: May 20, 2021Inventor: Chao-An LYU
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Publication number: 20210151871Abstract: An antenna module includes a grounding conductor, a first radiator, a second radiator, and a grounding component. The grounding conductor has a grounding function. The first radiator includes a first feeding portion and a first radiating portion. The second radiator includes a second feeding portion and a second radiating portion. The grounding component is located between the first radiator and the second radiator, and includes a first coupling portion, a second coupling portion, a capacitor, and a first grounding portion. The first radiating portion is spaced apart from the first coupling portion and the second radiating portion is spaced apart from the second coupling portion. The capacitor is located among the first coupling portion, the second coupling portion, and the first grounding portion. The first grounding portion is connected to the grounding conductor.Type: ApplicationFiled: December 12, 2019Publication date: May 20, 2021Inventor: Chao-An LYU
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Patent number: 9461362Abstract: A multi-band antenna and electronic device are provided. The multi-frequency antenna includes a feeding portion, a shorting portion, a radiating portion and a loop radiating portion. One end of the feeding portion is electrically connected to a signal source. One end of the shorting portion is electrically connected to a ground plane. The radiating portion is electrically connected to another end of the shorting portion and another end of the feeding portion. The loop radiating portion is electrically connected to the radiating portion.Type: GrantFiled: November 4, 2014Date of Patent: October 4, 2016Assignees: UNIVERSAL SCIENTIFIC INDUSTRIAL (SHANGHAI) CO., LTD., UNIVERSAL GLOBAL SCIENTIFIC INDUSTRIAL CO., LTD.Inventors: Chao-An Lyu, Jui-Chih Chien, Hung-Wei Chiu
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Publication number: 20150325915Abstract: A multi-band antenna and electronic device are provided. The multi-frequency antenna includes a feeding portion, a shorting portion, a radiating portion and a loop radiating portion. One end of the feeding portion is electrically connected to a signal source. One end of the shorting portion is electrically connected to a ground plane. The radiating portion is electrically connected to another end of the shorting portion and another end of the feeding portion. The loop radiating portion is electrically connected to the radiating portion.Type: ApplicationFiled: November 4, 2014Publication date: November 12, 2015Inventors: CHAO-AN LYU, JUI-CHIH CHIEN, HUNG-WEI CHIU
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Patent number: 8174453Abstract: The present invention is related to a folder-type mobile communication device. The device comprises a first dielectric substrate, a first ground plane disposed on the first dielectric substrate, a second dielectric substrate, a second ground plane disposed on the second dielectric substrate, an antenna element, a metal line, and a band-stop circuit. The antenna element is located near the first ground plane and is electrically connected to a source on the first dielectric substrate. The second ground plane is electrically connected to the first ground plane through the metal line. The band-stop circuit is located either on the first ground plane or on the second ground plane. The band-stop circuit includes a slit, a capacitive element, and an inductive element. The slit is near the metal line.Type: GrantFiled: March 18, 2010Date of Patent: May 8, 2012Assignee: Acer Inc.Inventors: Kin-Lu Wong, Chao-An Lyu, Cheng-Tse Lee
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Publication number: 20110156970Abstract: The present invention is related to a folder-type mobile communication device. The device comprises a first dielectric substrate, a first ground plane disposed on the first dielectric substrate, a second dielectric substrate, a second ground plane disposed on the second dielectric substrate, an antenna element, a metal line, and a band-stop circuit. The antenna element is located near the first ground plane and is electrically connected to a source on the first dielectric substrate. The second ground plane is electrically connected to the first ground plane through the metal line. The band-stop circuit is located either on the first ground plane or on the second ground plane. The band-stop circuit includes a slit, a capacitive element, and an inductive element. The slit is near the metal line.Type: ApplicationFiled: March 18, 2010Publication date: June 30, 2011Inventors: Kin-Lu Wong, Chao-An Lyu, Cheng-Tse Lee