公开(公告)号：US20220102861A1

公开(公告)日：2022-03-31

申请号：US17275589

申请日：2019-09-09

申请人： AMOTECH CO., LTD.

发明人： Chul HWANG

IPC分类号： H01Q9/04

摘要： Disclosed is a patch antenna in which coupling gaps are formed between a lower patch and feed pins so as to maximize the performance of the antenna. The disclosed patch antenna comprises: a base layer; an upper patch disposed on the upper surface of the base layer; a lower patch disposed on the lower surface of the base layer; and feed pins passing through the base layer, upper patch, and lower patch, wherein the feed pins are spaced from the upper patch and thereby form coupling gaps.

公开(公告)号：US20220077920A1

公开(公告)日：2022-03-10

申请号：US17416460

申请日：2019-12-03

申请人： AMOTECH CO., LTD.

发明人： Jaeil PARK ,  Hyungil BAEK ,  Chanwoo LEE ,  Yonggil JO

IPC分类号： H04B7/155 ,  H01Q3/30 ,  H01Q5/48

摘要： A repeater system for LPWAN according to the present invention is characterized by comprising: a first antenna and a second antenna which may be antennas for transmission or reception according to a user's selection; a switch which is coupled to each of the first antenna and the second antenna; an RF transmission end and an RF reception end which are connected to the first antenna and the second antenna through the switch; and a control unit for controlling the switching of the switch and for controlling the RF transmission end and the RF reception end, wherein the first antenna is a multi-directional dipole antenna, and the second antenna includes a directional antenna for receiving and transmitting signals in a single direction.

公开(公告)号：US11251538B2

公开(公告)日：2022-02-15

申请号：US16610048

申请日：2018-04-30

申请人： AMOTECH CO., LTD.

发明人： Se Ho Lee ,  Hyung Il Baek ,  Hyun Joo Park

IPC分类号： H01Q21/00 ,  H01Q21/06 ,  H01Q9/04

摘要： Disclosed is an antenna module for minimizing the occurrence of breakdowns during the manufacturing thereof by adhering heterogeneous material, which adheres heterogeneous material base substrates with adhesive substrates. The disclosed antenna module has a plurality of first radiation patterns formed on the upper surface of a first base substrate, has a plurality of second radiation patterns and a plurality of chipsets formed on the upper surface and the lower surface of a second base substrate disposed below the first base substrate, has a first adhesive substrate interposed between the first base substrate and the second base substrate, wherein the first adhesive substrate has air gap holes formed therein so as to form air gaps between the plurality of first radiation patterns and the plurality of second radiation patterns.

公开(公告)号：US11177070B2

公开(公告)日：2021-11-16

申请号：US16495773

申请日：2018-03-26

申请人： AMOTECH CO., LTD.

发明人： Kyu Hwan Park ,  Jun Suh Yu

IPC分类号： H01G2/22 ,  H01C7/12 ,  H01G2/14 ,  H01G4/40

摘要： Provided are an electric shock protection device and method of manufacturing the same. The electric shock protection device may include a capacitor unit comprising multiple sheet layers and multiple capacitor electrodes provided on the sheet layers and has an electric shock prevention function and a communication signal transmission function; a pair of soldering electrodes formed on the sheet layer disposed at an outermost side among the sheet layers, extend from both ends toward a center of the capacitor unit, and are formed as electrodes for co-firing; a pair of terminal electrodes provided at both ends of the sheet layers and connecting the capacitor electrodes to the pair of soldering electrodes; a varistor connected to the pair of soldering electrodes through solders and formed as a single component; and a molding portion molded on the varistor, the pair of soldering electrodes, and one side of each of the terminal electrodes.

公开(公告)号：US20210320681A1

公开(公告)日：2021-10-14

申请号：US17273281

申请日：2019-08-13

申请人： AMOTECH CO., LTD.

发明人： Hyungil BAEK ,  Kyunghyun RYU ,  Jaeil PARK ,  Semin OH ,  Yonggil JO

IPC分类号： H04B1/3888 ,  H01Q5/25

摘要： A portable terminal cover fastened to a portable terminal not including a UWB module comprises: a first antenna driven by receiving wireless power through a wireless power transmission with a portable terminal; a second antenna, which is driven by the wireless power supplied from the first antenna so as to measure and receive the location and distance data for an object within a communication range; a third antenna, which is operated by the wireless power supplied from the first antenna so as to transmit the location and distance data, having been measured by the second antenna, to the portable terminal; and a control unit for controlling the first, second and third antennas.

公开(公告)号：US20210305719A1

公开(公告)日：2021-09-30

申请号：US16610048

申请日：2018-04-30

申请人： AMOTECH CO., LTD.

发明人： Se Ho LEE ,  Hyung Il BAEK ,  Hyun Joo PARK

IPC分类号： H01Q21/06 ,  H01Q21/00 ,  H01Q9/04

摘要： Disclosed is an antenna module for minimizing the occurrence of breakdowns during the manufacturing thereof by adhering heterogeneous material, which adheres heterogeneous material base substrates with adhesive substrates. The disclosed antenna module has a plurality of first radiation patterns formed on the upper surface of a first base substrate, has a plurality of second radiation patterns and a plurality of chipsets formed on the upper surface and the lower surface of a second base substrate disposed below the first base substrate, has a first adhesive substrate interposed between the first base substrate and the second base substrate, wherein the first adhesive substrate has air gap holes formed therein so as to form air gaps between the plurality of first radiation patterns and the plurality of second radiation patterns.

公开(公告)号：US20210225585A1

公开(公告)日：2021-07-22

申请号：US17256112

申请日：2019-06-25

申请人： AMOTECH CO., LTD.

发明人： Woong Yong LEE

IPC分类号： H01F41/02 ,  H01F1/34

摘要： A method for manufacturing a ferrite sheet is provided. A method for manufacturing a ferrite sheet comprises the steps of: preparing a ferrite block body having a shape of a cylindrical or polygonal column; and cutting the ferrite block body to be separated into plate-shaped sheets having a predetermined thickness.

公开(公告)号：US20210098862A1

公开(公告)日：2021-04-01

申请号：US17044808

申请日：2019-04-30

申请人： AMOTECH CO., LTD.

发明人： Jin Won NOH

IPC分类号： H01Q1/24 ,  H01Q7/00

摘要： Provided is an antenna module for increasing a recognition area by using a metal deco or a deco panel of a portable terminal as an auxiliary radiator of a radiation pattern for near field communication. The provided antenna module includes: a metal deco disposed on a rear side of a portable terminal; and a radiation pattern connected to the metal deco, in which the metal deco is spaced at both ends by means of a slit, and one end is configured to be directly connected with one end of a radiation pattern so as to act as an auxiliary radiator of the radiation pattern.

公开(公告)号：US10931151B2

公开(公告)日：2021-02-23

申请号：US15745731

申请日：2016-07-11

申请人： Amotech Co., Ltd.

发明人： Hyung-Il Baek ,  Jin Won Noh ,  Jae-Il Park

IPC分类号： H02J50/40 ,  H02J50/10 ,  H02J50/12 ,  H04B5/00 ,  H01Q1/22 ,  H01Q7/00 ,  H05K1/18 ,  H01F38/14 ,  H01F27/28 ,  H01Q1/52 ,  H02J7/02 ,  H01F27/36

摘要： Provided are a combination antenna module and a portable electronic device including the same. There is provided a combo antenna module that includes an antenna unit including and a switching unit. The antenna unit includes a circuit board, a first wireless power transmission antenna, and a second wireless power transmission antenna of which manner is different from that of the first wireless power transmission antenna. The switching unit includes a first capacitor and a second capacitor connected in parallel to the second wireless power transmission antenna, and a switch, disposed between the first capacitor and the second capacitor, to be opened or closed based on an operation mode of the antenna unit. The second antenna and the second capacitor form a closed loop which is coupled with the first antenna when the switch is opened.

公开(公告)号：US10912226B2

公开(公告)日：2021-02-02

申请号：US15816928

申请日：2017-11-17

申请人： Hyundai Motor Company ,  Kia Motors Corporation ,  AMOTECH CO., LTD.

发明人： Kyoungchun Kweon ,  Hwi Chul Shin ,  Seung Jae Hwang ,  Jong Eun Kim

IPC分类号： H05K7/20 ,  H02J50/70 ,  H02J50/10 ,  H01F27/22 ,  H01F27/38 ,  H01F27/36 ,  H01F38/14 ,  H02J7/00 ,  H02J7/02 ,  H05K9/00

摘要： A wireless charging transmitter module may include a plurality of coil devices, a magnetic field shielding sheet to cover one side of the plurality of coil devices, and a heat dissipation plate to cover the magnetic shielding sheet, so that heat may be more efficiently dissipated through the heat dissipation plate.