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公开(公告)号：US10964998B2
公开(公告)日：2021-03-30
申请号：US16798467
申请日：2020-02-24
Applicant: KMW INC.
Inventor： Nam-Shin Park
Abstract: A multi-mode resonator includes: a housing having a cavity therein; and a plurality of resonance ribs which are arranged radially around a center of the cavity with a predetermined interval therebetween. Each of the plurality of resonance ribs includes a body having a lower end and an upper end. The lower end of each of the plurality of resonance ribs is fixed to a bottom surface of the housing, and the body of the each of the plurality of resonance ribs is bent so that the upper end of each of the plurality of resonance ribs points to the center of the cavity.
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公开(公告)号：US20140152403A1
公开(公告)日：2014-06-05
申请号：US14172236
申请日：2014-02-04
Applicant: KMW INC.
Inventor： Nam-Shin Park
IPC: H01P1/20
CPC classification number: H03H7/0115 , H01P1/2053 , H01P1/2084
Abstract: The present invention relates to a radio frequency filter employing a notch structure, wherein the notch structure is a dual notch structure which comprises: a C notch structure formed in a predetermined region at a partition between two cavities to be cross-coupled; and an L notch structure formed together with the C notch structure in a predetermined region at a partition between two cavities.
Abstract translation: 本发明涉及一种采用切口结构的射频滤波器，其中切口结构是双切口结构，其包括：C形切口结构，其形成在要交叉耦合的两个腔之间的隔板处的预定区域中; 以及在两个空腔之间的分隔处的预定区域中与C形切口结构一起形成的L形切口结构。
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公开(公告)号：US10601101B2
公开(公告)日：2020-03-24
申请号：US16164829
申请日：2018-10-19
Applicant: KMW INC.
Inventor： Nam-Shin Park
Abstract: A resonator includes a housing having a cavity therein; a plurality of resonance plates which are arranged radially around a center of the cavity with a predetermined interval therebetween; and a plurality of legs each of which supports one of the plurality of resonance plates, respectively. A center of each of the plurality of legs is deviated from a center of a corresponding resonance plate.
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公开(公告)号：US10320050B2
公开(公告)日：2019-06-11
申请号：US16164806
申请日：2018-10-19
Applicant: KMW INC.
Inventor： Nam-Shin Park
Abstract: A multi-mode resonator includes: a housing having a cavity therein; and a plurality of resonance ribs which are arranged radially around a center of the cavity with a predetermined interval therebetween. Each of the plurality of resonance ribs includes a body having a lower end and an upper end. The lower end of each of the plurality of resonance ribs is fixed to a bottom surface of the housing, and the body of the each of the plurality of resonance ribs is bent so that the upper end of each of the plurality of resonance ribs points to the center of the cavity.
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公开(公告)号：US10109905B2
公开(公告)日：2018-10-23
申请号：US15488350
申请日：2017-04-14
Applicant: KMW INC.
Inventor： Nam-Shin Park
Abstract: The present invention relates to a multi-mode resonator comprising: a housing in which a cavity corresponding to a substantially single accommodating space is arranged; and multiple resonance ribs which are arranged at a predetermined interval therebetween in the cavity, have lower ends fixed to a floor surface of the housing, have upper ends facing each other, and generate a resonance signal by multiple coupling therebetween.
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Patent Agency Ranking
6.发明授权公开(公告)号：US09800301B2
公开(公告)日：2017-10-24
申请号：US14845955
申请日：2015-09-04
Applicant: KMW Inc.
Inventor： Nam-Shin Park , Don-Yong Lee
IPC: H04B7/005 , H04B7/0413 , H04B7/04 , H04B1/40 , H04W88/08
CPC classification number: H04B7/0413 , H04B1/40 , H04B7/04 , H04W88/08
Abstract: The present invention relates to a device for sharing the antennas of wireless access node systems in a wireless communication network comprising a wireless access node system A and a wireless access node system B, each of which comprises at least one transmission/reception unit for processing transmission/reception signals in at least one frequency band, the device comprising: an MIMO coupler A for coupling a signal in a first transmission/reception route among multiple input multiple output (MIMO) routes for said at least one transmission/reception unit of the wireless access node system A, and a signal in a second transmission/reception route among MIMO routes for said at least one transmission/reception unit of the wireless access node system B, to the antenna of the wireless access node system A; and an MIMO coupler B for coupling a signal in a first transmission/reception route among the MIMO routes for said at least one transmission/reception unit of the wireless access node system B, and a signal in a second transmission/reception route among the MIMO routes for said at least one transmission/reception unit of the wireless access node system A, to the antenna of the wireless access node system B.
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公开(公告)号：US09716301B2
公开(公告)日：2017-07-25
申请号：US14333254
申请日：2014-07-16
Applicant: KMW INC.
Inventor： Nam-Shin Park , Dae-Soo Jeong
CPC classification number: H01P1/2053 , H01P1/205 , H01P1/207 , H01P1/208 , H01P7/04
Abstract: The present invention relates to a radio frequency filter having a cavity structure, comprising: a container which has a hollow inner portion and a cavity that is cut off from the outside, and a resonance element which is placed in the hollow inner portion of the container, wherein the container has a wrinkled structure for adjusting the intervals between a longitudinal front end surface of the resonance element and the inner surfaces of the container facing the longitudinal front end surface using external pressure. Thus, the invention can be further miniaturized and is lightweight, and the design of the invention enables frequency tuning without employing a coupling structure of a tuning screw and a fastening nut, thereby obtaining a convenient and simplified structure.
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公开(公告)号：US20160204493A1
公开(公告)日：2016-07-14
申请号：US15072898
申请日：2016-03-17
Applicant: KMW Inc.
Inventor： Nam-Shin Park , Joung-Hoe Kim
Abstract: A radio frequency filter with a cavity structure is provided. The radio frequency filter includes a housing having an inner hollow portion to have a cavity and open from one side of the housing, a cover sealing the open side of the housing, and a resonant element disposed inside the hollow housing. A through hole is formed at a part of the cover, corresponding to the resonant element, and a tuning element is installed covering the through hole, for frequency tuning. The tuning element is formed of a material having a different thermal expansion coefficient from a thermal expansion coefficient of a material of the cover.
Abstract translation: 提供具有腔结构的射频滤波器。 射频滤波器包括具有内部中空部分的壳体，该内部中空部分具有空腔并从壳体的一侧开口，密封壳体的开放侧的盖和设置在中空壳体内部的谐振元件。 对应于谐振元件的盖的一部分处形成有通孔，并且覆盖通孔的调谐元件被安装用于频率调谐。 调谐元件由具有与盖的材料的热膨胀系数不同的热膨胀系数的材料形成。
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9.发明申请ANTENNA SHARING DEVICE FOR WIRELESS ACCESS NODE SYSTEMS IN WIRELESS COMMUNICATION NETWORK 有权无线通信网络中无线接入节点系统的天线共享设备公开(公告)号：US20150381243A1
公开(公告)日：2015-12-31
申请号：US14845955
申请日：2015-09-04
Applicant: KMW Inc.
Inventor： Nam-Shin Park , Don-Yong Lee
CPC classification number: H04B7/0413 , H04B1/40 , H04B7/04 , H04W88/08
Abstract: The present invention relates to a device for sharing the antennas of wireless access node systems in a wireless communication network comprising a wireless access node system A and a wireless access node system B, each of which comprises at least one transmission/reception unit for processing transmission/reception signals in at least one frequency band, the device comprising: an MIMO coupler A for coupling a signal in a first transmission/reception route among multiple input multiple output (MIMO) routes for said at least one transmission/reception unit of the wireless access node system A, and a signal in a second transmission/reception route among MIMO routes for said at least one transmission/reception unit of the wireless access node system B, to the antenna of the wireless access node system A; and an MIMO coupler B for coupling a signal in a first transmission/reception route among the MIMO routes for said at least one transmission/reception unit of the wireless access node system B, and a signal in a second transmission/reception route among the MIMO routes for said at least one transmission/reception unit of the wireless access node system A, to the antenna of the wireless access node system B.
Abstract translation: 本发明涉及一种用于在无线通信网络中共享无线接入节点系统的天线的装置，包括无线接入节点系统A和无线接入节点系统B，每个无线接入节点系统B包括至少一个用于处理传输的发送/接收单元 在至少一个频带中的接收信号，所述装置包括：MIMO耦合器A，用于在所述无线的所述至少一个发送/接收单元的多输入多输出（MIMO）路由之间耦合第一发送/接收路由中的信号 无线接入节点系统A的无线接入节点系统A的天线和无线接入节点系统B的所述至少一个发送/接收单元的MIMO路由之间的第二发送/接收路由中的信号， 以及用于在无线接入节点系统B的所述至少一个发送/接收单元的MIMO路由之中的第一发送/接收路由中的信号的MIMO耦合器B和MIMO中的第二发送/接收路由中的信号 无线接入节点系统A的所述至少一个发送/接收单元的路由到无线接入节点系统B的天线。
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公开(公告)号：US10418677B2
公开(公告)日：2019-09-17
申请号：US15789953
申请日：2017-10-20
Applicant: KMW INC.
Inventor： Nam-Shin Park , Byeong-Chul Kim , Dae-Soo Jeong
Abstract: The present disclosure provides a radio frequency filter having a cavity structure including a housing, a cover and a resonance element. The housing has a hollow interior for providing a cavity, and an open side. The cover shields the open side of the housing. The resonance element is positioned in the hollow interior of the housing, and has a planar portion and a support for supporting and fixing the planar portion to the housing. The planar portion of the resonance element has at least two through holes, and the support has a lower end portion formed with a male thread structure for screw fastening. The housing is formed with a female thread structure to be screw fastened with the male thread structure formed at the lower end portion of the support.
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