WO2016076660A1 - Procédé de fabrication d'une antenne destinée à un terminal de communication mobile ayant un bord métallique, antenne destinée à un terminal de communication mobile ainsi fabriquée et terminal de communication mobile la comportant - Google Patents

Procédé de fabrication d'une antenne destinée à un terminal de communication mobile ayant un bord métallique, antenne destinée à un terminal de communication mobile ainsi fabriquée et terminal de communication mobile la comportant Download PDF

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Publication number
WO2016076660A1
WO2016076660A1 PCT/KR2015/012222 KR2015012222W WO2016076660A1 WO 2016076660 A1 WO2016076660 A1 WO 2016076660A1 KR 2015012222 W KR2015012222 W KR 2015012222W WO 2016076660 A1 WO2016076660 A1 WO 2016076660A1
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WO
WIPO (PCT)
Prior art keywords
mobile communication
communication terminal
antenna
extension
metal
Prior art date
Application number
PCT/KR2015/012222
Other languages
English (en)
Korean (ko)
Inventor
김우중
Original Assignee
김우중
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김우중 filed Critical 김우중
Publication of WO2016076660A1 publication Critical patent/WO2016076660A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support

Definitions

  • the present invention relates to a method of manufacturing an antenna for a mobile communication terminal having a metal frame, an antenna for a mobile communication terminal manufactured thereby, and a mobile communication terminal having the same.
  • a mobile communication terminal is a portable device that is portable and has a function of storing input and output of information and storing data centering on a function of transmitting and receiving a call or a message.
  • mobile communication terminals are becoming one of the essential personal belongings of modern people with various functions such as cameras, music or video playback, games, and TV.
  • the antenna mounted on the mobile communication terminal has been developed with an external antenna that is exposed to the outside of the terminal first, but has been replaced by an internal antenna with less damage problems while improving aesthetics.
  • various forms have been developed according to the type, manufacturing method, material, and position of the antenna.
  • the antennas embedded in them must meet the complex conditions such as securing the length or space to realize communication quality from the design point of view, overcoming the influence from other parts that are getting closer and denser, and controlling electromagnetic waves. Difficulty also increases in that.
  • the method of forming an antenna pattern is also used in direct printing or deposition to reduce the thickness and to simplify the manufacturing process, in addition to the conventional method of pressing a metal plate.
  • the antenna pattern may be located on the opposite side of the case or frame.
  • a conductor passing through a mechanism supporting the antenna pattern is required. In order for the conductor to be installed through the case, it may be solved by inserting a separate metal into the case, inserting metal pins, or performing printing or plating for conduction to the inner wall of the through hole.
  • the present invention has been made in view of the above, and is a method of actively using a metal frame in a mobile communication terminal using a metal frame or a decorative metal, and the like, wherein a metal border is a part of the antenna or an element connecting the antenna and the substrate.
  • An object of the present invention is to provide a method for manufacturing an antenna for a mobile communication terminal having a metal frame, which can be utilized as an antenna for a mobile communication terminal, and a mobile communication terminal having the same.
  • a method of manufacturing an antenna for a mobile communication terminal having a metal frame the step of forming a conductive metal border for forming the edge portion of the mobile communication terminal, the metal frame Including an extension protrusion extending in an inward direction; Integrating the dielectric case in the metal border, the extension projection penetrates the dielectric case in the thickness direction so that one end of the extension projection toward the substrate to be disposed in the mobile communication terminal, the extension projection Disposing the other end of the substrate so that it faces away from the substrate; And forming an antenna pattern portion on a surface of the dielectric case, wherein the antenna pattern portion is connected to the other end of the extension protrusion.
  • the forming of a conductive metal border for forming an edge portion of the mobile communication terminal may include: casting a conductive metal material to obtain a primary shape; And mechanically processing the primary shape to obtain a secondary shape.
  • the method of manufacturing an antenna for a mobile communication terminal having the metal frame may further include performing corrosion resistance on the secondary shape.
  • the conductive metal material may be aluminum, and the corrosion treatment may be anodized.
  • the step of integrating the dielectric case on the metal edge may include forming a resin material for forming the dielectric case by inserting the metal edge and the insert.
  • the method of manufacturing an antenna for a mobile communication terminal having the metal frame may further include performing machining on the metal frame and the dielectric case after the insert injection.
  • the step of machining the metal rim and the dielectric case after the insert injection may further include forming the lower end of the extension protrusion to be lower than the surface of the dielectric case. It may include.
  • the forming of the antenna pattern portion on the surface of the dielectric case may include directly printing a conductive ink on the dielectric case in a predetermined pattern.
  • a method of manufacturing an antenna for a mobile communication terminal having the metal frame after the step of integrating the dielectric case to the metal frame, removing the portion connecting the extension protrusion and the metal frame It may further include.
  • the present invention also provides a conductive metal frame including an edge body for constituting an edge portion of the mobile communication terminal and an extension protrusion extending inwardly from the edge body;
  • the extension edge penetrates in the thickness direction so that one end of the extension protrusion faces toward the substrate to be disposed inside the mobile communication terminal and the other end of the extension protrusion faces toward the farther side than the substrate.
  • a dielectric case formed in an integrally coupled form;
  • the plurality of extension protrusions may be arranged in close proximity, and the antenna pattern part may be configured to be connected to the plurality of extension protrusions.
  • a plurality of extension protrusions may be arranged in close proximity to form a group, and the plurality of groups may be formed on the dielectric case.
  • the conductive metal frame including a border body for constituting the edge portion of the mobile communication terminal and an extension protrusion extending inwardly from the border body; A substrate disposed inside the metal border; A dielectric formed integrally with the metal edge so that the extension protrusion penetrates in the thickness direction so that one end portion of the extension protrusion is toward the substrate and the other end portion of the extension protrusion is toward the farther side than the substrate. case; An antenna pattern portion connected to the other end of the extension protrusion and formed on a surface of the dielectric case; And a metal frame formed on the substrate and including an elastic terminal contacting one end of the extension protrusion to electrically connect the extension protrusion to the substrate.
  • the extension protrusions extending from the metal rim may be used in the state of being connected with the metal rim after being integrally formed with the dielectric case or may be used independently by removing the connection element, thereby increasing the utilization in antenna design. Can be.
  • extension protrusions integrally formed in the case together with the metal frame can be combined with the method of forming the antenna pattern by direct printing, thereby simplifying the antenna manufacturing process and using the metal frame as the radiator in a simple manner.
  • FIG. 1 is a partial cross-sectional view schematically showing an example of a mobile communication terminal having an antenna manufactured in a method related to the present invention.
  • Figure 2 is a schematic view showing the appearance of the results of the detailed process to explain the manufacturing method of the antenna for a mobile communication terminal having a metal frame associated with the present invention
  • FIG. 3 is a schematic cross-sectional view of a mobile communication terminal having an antenna manufactured by another example method related to the present invention.
  • FIG. 4 is a cross-sectional view schematically showing a mobile communication terminal having an antenna manufactured by another example method related to the present invention
  • Figure 5 is a cross-sectional view showing another coupling state of the metal frame and the extension protrusions in connection with the present invention
  • FIG. 6 is a plan view of the coupled state of FIG.
  • FIG. 7 is a plan view showing a state in which a conductor printed layer is formed at a connection portion between an antenna pattern part and an extension protrusion in the state of FIG. 6;
  • FIG. 8 is a plan view illustrating one example in which an antenna pattern part is formed in a shape customized to a dielectric case by using the method of FIGS. 5 to 7.
  • FIG. 1 is a partial cross-sectional view schematically showing an example of a mobile communication terminal having an antenna manufactured in a method related to the present invention.
  • the mobile communication terminal 100 includes a main body, and is surrounded by a conductive metal frame 110 at an edge of the main body.
  • the inside or outside of the main body includes a dielectric case 130 molded integrally with the metal frame 110.
  • the mobile communication terminal 100 is a mobile device having an antenna for mobile communication in accordance with the present invention, and typically includes a mobile phone, a smart phone, and the like.
  • various mobile devices such as a tablet PC, a laptop or a palmtop computer may be included. Can be.
  • the metal frame 110 forms the appearance of the mobile communication terminal 100 and may also be utilized as an antenna by its conductivity.
  • an antenna pattern 140 is formed in the dielectric case 130, and the antenna pattern 140 is also electrically connected to the extension protrusion 120 extending from the metal frame 110.
  • the extension protrusion 120 extends in the inward direction of the metal frame 110 and includes a connection arm 121 extending from the metal frame 110 and a dielectric case 130 at an end of the connection arm 121.
  • One end of the through pin portion 122 faces toward the circuit board 150, and the other end of the through pin portion 122 faces away from the circuit board 150.
  • the through pin 122 contacts the elastic terminal 160 provided on the circuit board 150 to feed an electrical signal to be received or transmitted from the antenna pattern 140 or the metal frame 110.
  • the antenna pattern 140 may be formed by a method of printing directly on the dielectric case 130.
  • a DPA (Direct Printed Antenna) method or a pad printing method may be applied to the antenna pattern 140 here.
  • a pattern may be formed by a method such as vapor deposition, plating or transfer.
  • the formed antenna pattern 140 is connected to the circuit board 150 through the extension protrusion 120 extending from the metal rim 110. Therefore, the metal frame 110 and the dielectric case 130 may be solved by the integrated structure without having a push pin or a through hole structure for connecting a separate antenna.
  • Figure 2 is a schematic view showing the appearance of the results of the detailed process to explain the manufacturing method of the antenna for a mobile communication terminal having a metal frame associated with the present invention.
  • the conductive metal material is cast to form the metal frame 110 to obtain a primary shape.
  • the primary shape includes an edge body 110a and an extension protrusion 120a extending inwardly of the edge body 110a.
  • the conductive metal material aluminum having excellent workability and electrical conductivity may be used, and a primary shape may be formed by a die casting method.
  • magnesium may be used as the conductive metal material.
  • Extension protrusion 120 may have a number of positions or numbers depending on the site it is needed.
  • the primary shape is mechanically processed through equipment such as a CNC to obtain a secondary shape.
  • This forms the correct shape (110b, 120b) that the edge body (110a) and the extension protrusion (120a) to be provided.
  • the corrosion resistant treatments 110c and 120c may be performed on the secondary shapes so as to reduce the degradation of the electrical conductivity. have.
  • anodizing treatment can be performed.
  • chromium it is possible to apply chromium.
  • this corrosion treatment step may be omitted or replaced by another step.
  • the metal border 110c and the extension protrusion 120c are integrated with the dielectric case 130a as shown in FIG.
  • a process of molding the metal border 110c and the extension protrusion 120c by injection molding with a resin material for forming the dielectric case 130a may be included.
  • the extension protrusion 120 is formed to penetrate through the dielectric case 130a, and one end thereof faces toward the circuit board to be mounted in the future, and the other end faces toward the farther side than the circuit board.
  • the metal frame and the dielectric case may be machined after insert injection (FIG. 2 (e)).
  • the metal border 110e may be separated into several pieces by the cutting gap 112.
  • the extension protrusion 120e may be separated from the metal border 110e through processing. To this end, a portion connecting the extension protrusion 120e and the metal border 110e may be removed.
  • the extension protrusion 120e may be used independently of the metal rim 110e.
  • the antenna pattern 140 is formed on the surface of the case 130b.
  • the antenna pattern 140 may have a predetermined length or pattern according to a required band or application and may be disposed at different positions.
  • the conductive pattern may be printed on the dielectric case 130b in a predetermined pattern to form the antenna pattern 140. Only by printing or the like is already connected to the extension protrusions (120d, 120e) in the lower portion, thereby being in a state that can be electrically connected to the circuit board to be arranged on the opposite side.
  • the antenna for a mobile communication terminal having a metal border is formed with a contact pin (ie, an extension protrusion) to which an antenna pattern or a metal border is to be fed in the process of integrating the metal border and the dielectric case. It can reduce the overall manufacturing process and is excellent in cost and control.
  • FIG 3 is a schematic cross-sectional view of a mobile communication terminal 200 having an antenna manufactured by another example method related to the present invention.
  • the through pin part 222 may have a length protruding from the inner surface of the case 230 in consideration of the distance between the circuit board 250 and the conductive elastic terminal 260.
  • FIG. 4 is a schematic cross-sectional view of a mobile communication terminal 300 having an antenna fabricated by another example method related to the present invention.
  • the metal border 310 and the portion C connecting the metal frame 310 and the through pin portion 322 are removed together. That is, in consideration of the position or distance from the circuit board 350, the exposed portion of the through pin portion 322 to the elastic terminal 360 may be formed in various ways.
  • FIG. 5 is a cross-sectional view illustrating another coupling state of the metal frame and the extension protrusion in accordance with the present invention
  • FIG. 6 is a plan view of the coupling state of FIG. 5
  • FIG. 7 is a connection portion of the antenna pattern part and the extension protrusion in the state of FIG. 6. It is a top view which showed the state which formed the conductor printing layer from the above.
  • the connecting arm part 421 connecting between the metal rim 410 and the through pins 422 has a common shape.
  • the plurality of through pins 422 increase the stability of the electrical connection with the antenna pattern. That is, the antenna pattern may be connected to the ends of the plurality of through pins 422 by printing, etc., even though one through pin part 422 is caused to be cracked with the antenna pattern 440 by an impact, the other through pin part is generated.
  • the connection state of 422 can compensate for this.
  • FIG. 8 is a plan view illustrating one example in which an antenna pattern part is formed in a shape customized to a dielectric case using the method of FIGS. 5 to 7.
  • a plurality of extension protrusions 422a and 422b may be arranged in close proximity to form a group, and a plurality of such groups may be formed on the dielectric case 430.
  • the extension protrusions 422a and 422b may be connected to the metal rim 410 or may be partially removed.
  • the antenna patterns 440A, 440B, 440C, and 440D may be formed to correspond to the required group of extension protrusions, and may be selectively used as provided by a plurality of extension protrusions among the extension protrusions in the group.
  • the method of manufacturing the antenna for a mobile communication terminal having a metal frame as described above, the antenna for a mobile communication terminal and the mobile communication terminal having the same are not limited to the configuration and method of the embodiments described above.
  • the above embodiments may be configured by selectively combining all or some of the embodiments so that various modifications may be made.

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  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)

Abstract

La présente invention concerne un procédé de fabrication d'une antenne pour un terminal de communication mobile ayant un bord métallique, qui comprend les étapes consistant : à mouler un bord métallique conducteur pour concevoir la partie périphérique d'un terminal de communication mobile, le bord métallique comprenant une saillie d'extension qui s'étend dans la direction vers l'intérieur ; à intégrer un boîtier diélectrique au bord métallique de sorte que la saillie d'extension pénètre dans le boîtier diélectrique dans le sens de l'épaisseur, une extrémité latérale de la saillie d'extension étant dirigée vers un substrat, qui doit être disposé à l'intérieur du terminal de communication mobile, et l'autre extrémité latérale de la saillie d'extension étant disposée pour être à l'opposé du substrat ; et à former une partie de diagramme d'antenne sur la surface du boîtier diélectrique de sorte que la partie de diagramme d'antenne soit reliée à l'autre extrémité latérale de la saillie d'extension.
PCT/KR2015/012222 2014-11-14 2015-11-13 Procédé de fabrication d'une antenne destinée à un terminal de communication mobile ayant un bord métallique, antenne destinée à un terminal de communication mobile ainsi fabriquée et terminal de communication mobile la comportant WO2016076660A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2014-0159003 2014-11-14
KR1020140159003A KR101624192B1 (ko) 2014-11-14 2014-11-14 금속 테두리를 갖는 이동통신 단말기용 안테나의 제작방법, 이에 의해 제조된 이동통신 단말기용 안테나 및 이를 갖는 이동통신 단말기

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WO2016076660A1 true WO2016076660A1 (fr) 2016-05-19

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PCT/KR2015/012222 WO2016076660A1 (fr) 2014-11-14 2015-11-13 Procédé de fabrication d'une antenne destinée à un terminal de communication mobile ayant un bord métallique, antenne destinée à un terminal de communication mobile ainsi fabriquée et terminal de communication mobile la comportant

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WO (1) WO2016076660A1 (fr)

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KR102276886B1 (ko) 2017-04-28 2021-07-14 삼성전자주식회사 전자 장치 및 그의 하우징 제조 방법

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110006039A (ko) * 2009-07-13 2011-01-20 마상영 열융착에 의한 휴대 단말기용 안테나모듈 및 그 제조방법
KR20110128472A (ko) * 2010-05-24 2011-11-30 엘지전자 주식회사 이동 단말기
KR20130015535A (ko) * 2011-08-04 2013-02-14 이기수 안테나 일체형 케이스 제조방법
KR20130022208A (ko) * 2011-08-25 2013-03-06 삼성전자주식회사 안테나 장치
KR20140092669A (ko) * 2013-01-16 2014-07-24 엘지전자 주식회사 이동 단말기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110006039A (ko) * 2009-07-13 2011-01-20 마상영 열융착에 의한 휴대 단말기용 안테나모듈 및 그 제조방법
KR20110128472A (ko) * 2010-05-24 2011-11-30 엘지전자 주식회사 이동 단말기
KR20130015535A (ko) * 2011-08-04 2013-02-14 이기수 안테나 일체형 케이스 제조방법
KR20130022208A (ko) * 2011-08-25 2013-03-06 삼성전자주식회사 안테나 장치
KR20140092669A (ko) * 2013-01-16 2014-07-24 엘지전자 주식회사 이동 단말기

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KR20160057854A (ko) 2016-05-24
KR101624192B1 (ko) 2016-05-26

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