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公开(公告)号：US20230027303A1
公开(公告)日：2023-01-26
申请号：US17956025
申请日：2022-09-29
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Byung Jin CHOI , Won Hee LEE , Jae Hyun LEE
Abstract: An antenna package according to an embodiment includes a plurality of antenna units including first antenna units and second antenna units, a circuit board electrically connected to the antenna units. The circuit board includes a core layer including a first surface and a second surface facing each other, a first circuit wiring disposed on the first surface of the core layer and electrically connected to the first antenna units, and a second circuit wiring distributed on the first and second surfaces of the core layer and electrically connected to the second antenna units. Antenna units of different resonance frequencies can be efficiently included in the package using the circuit wiring design.
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公开(公告)号：US20220302573A1
公开(公告)日：2022-09-22
申请号：US17838660
申请日：2022-06-13
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Byung Jin CHOI , Won Hee LEE , Jae Hyun LEE
Abstract: An antenna device according to an embodiment of the present invention includes a dielectric layer, and a plurality of a first antenna unit and a plurality of a second antenna unit alternately and repeatedly disposed on a top surface of the dielectric layer. The first antenna unit and the second antenna unit have different lengths or areas from each other.
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公开(公告)号：US20220263276A1
公开(公告)日：2022-08-18
申请号：US17673048
申请日：2022-02-16
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Young Ju KIM , Byung Jin CHOI , Han Sub RYU , Na Yeon KIM , Dong Pil PARK , Jae Hyun LEE
IPC: H01R13/6585 , H01Q1/52 , H01Q1/22 , H01R12/70 , H01R12/79
Abstract: A connector structure according to an embodiment of the present disclosure includes a second connector and a first connector coupled to the second connector. The first connector includes a first insulator, a first conductive connection terminal disposed on the first insulator, a second conductive connection terminal spaced apart from the first conductive connection terminal to form a single row structure on the first insulator together with the first conductive connection terminal, and a first barrier structure disposed between the first conductive connection terminal and the second conductive connection terminal on the first insulator.
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公开(公告)号：US20220263237A1
公开(公告)日：2022-08-18
申请号：US17736164
申请日：2022-05-04
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Byung Jin CHOI , Hee Jun PARK , Jae Hyun LEE
Abstract: An antenna module according to an embodiment of the present invention includes a plurality of first sensing electrode rows, a plurality of second sensing electrode columns spaced apart from the first sensing electrode rows, an insulating interlayer formed between the first sensing electrode rows and the second sensing electrode columns, and an antenna unit inserted in at least one second sensing electrode column of the second sensing electrode columns to be electrically and physically separated from the second sensing electrode columns. The antenna unit does not overlap the first sensing electrode rows in a planar view.
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公开(公告)号：US20220083172A1
公开(公告)日：2022-03-17
申请号：US17533393
申请日：2021-11-23
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Jong Min KIM , Dong Pil PARK , Jae Hyun LEE
Abstract: A multi-sensor structure according to an embodiment of the present disclosure includes a base layer, a first touch-fingerprint sensor electrode layer disposed on a top surface of the base layer, a second touch-fingerprint sensor electrode layer disposed at an upper level of the first touch-fingerprint sensor electrode layer, and an antenna electrode layer spaced apart from the first touch-fingerprint sensor electrode layer and the second touch-fingerprint sensor electrode layer in a planar direction. The antenna electrode layer is disposed at the same level as that of the first touch-fingerprint sensor electrode layer or the second touch-fingerprint sensor electrode layer. A sensor in which a touch-fingerprint sensing and an antenna signal sensing are integrated is provided.
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Patent Agency Ranking
公开(公告)号：US20190286269A1
公开(公告)日：2019-09-19
申请号：US16357464
申请日：2019-03-19
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Byung Jin CHOI , Min Hyuk PARK , Jae Hyun LEE
Abstract: A touch sensor includes a base layer, first sensing electrodes arranged on the base layer along a first direction, second sensing electrodes arranged on the base layer along a second direction, first compensation electrodes on the first sensing electrodes, and second compensation electrodes on the second sensing electrodes. The first compensation electrodes entirely cover each of the first sensing electrodes in a plan view, and the second compensation entirely cover each of the second sensing electrodes in a plan view.
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公开(公告)号：US20230238692A1
公开(公告)日：2023-07-27
申请号：US18114723
申请日：2023-02-27
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Gi Hwan AHN , Ho Dong YOON , Jae Hyun LEE
IPC: H01Q1/38
CPC classification number: H01Q1/38
Abstract: A conductive mesh structure according to an embodiment includes a dielectric layer, and a conductive mesh layer including first conductive lines and second conductive lines arranged on the dielectric layer and intersecting each other. The conductive mesh layer satisfies a predetermined range of transmittance and numerical values related to the interior angle of a mesh unit cell. An antenna element in which moire is suppressed can be manufactured from the conductive mesh structure.
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公开(公告)号：US20220140482A1
公开(公告)日：2022-05-05
申请号：US17518780
申请日：2021-11-04
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Won Hee LEE , Jae Hyun LEE , Byung Jin CHOI
Abstract: An antenna element according to an embodiment includes a radiation body formed in a mesh structure, a first transmission line and a second transmission line connected to the radiation body and formed in a mesh structure, and a first signal pad and a second signal pad which are respectively connected to the first transmission line and the second transmission line and are formed in a bent shape with a solid structure.
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公开(公告)号：US20230163456A1
公开(公告)日：2023-05-25
申请号：US18098333
申请日：2023-01-18
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Byung Jin CHOI , Dong Ok KIM , Jae Hyun LEE
CPC classification number: H01Q1/52 , H01Q1/243 , G06F3/0443 , G06F3/0446
Abstract: An antenna-inserted electrode structure according to an embodiment includes a substrate layer, an antenna unit disposed on the substrate layer and an electrostatic discharge line extending from a periphery of the antenna unit on the substrate layer. An external static electricity and a side current may be removed by the electrostatic discharge line to prevent electrical and mechanical damages of the antenna unit.
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公开(公告)号：US20230163446A1
公开(公告)日：2023-05-25
申请号：US18098800
申请日：2023-01-19
Applicant: DONGWOO FINE-CHEM CO., LTD.
Inventor： Byung Jin CHOI , Han Sub RYU , Jae Hyun LEE
CPC classification number: H01Q1/243 , H01Q1/48 , H01Q9/0407
Abstract: An antenna stack structure according to an embodiment includes an antenna substrate layer, an antenna unit disposed on one surface of the antenna substrate layer and including a radiator and an antenna pad, and a pad ground and an insulating layer disposed at the same level on an opposite surface of the antenna substrate layer facing the one surface. The antenna pad is superimposed over the pad ground in a thickness direction. Radiation properties can be improved utilizing the antenna pad.
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