WO2010098540A2 - Boîtier de terminal portable comprenant une antenne interne intégrée et procédé de fabrication de ce boîtier - Google Patents

Boîtier de terminal portable comprenant une antenne interne intégrée et procédé de fabrication de ce boîtier Download PDF

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Publication number
WO2010098540A2
WO2010098540A2 PCT/KR2010/000385 KR2010000385W WO2010098540A2 WO 2010098540 A2 WO2010098540 A2 WO 2010098540A2 KR 2010000385 W KR2010000385 W KR 2010000385W WO 2010098540 A2 WO2010098540 A2 WO 2010098540A2
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WO
WIPO (PCT)
Prior art keywords
antenna
built
radiation pattern
molded
portable terminal
Prior art date
Application number
PCT/KR2010/000385
Other languages
English (en)
Korean (ko)
Other versions
WO2010098540A3 (fr
Inventor
김묘근
조재범
Original Assignee
주식회사 에이티앤씨
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 주식회사 에이티앤씨 filed Critical 주식회사 에이티앤씨
Publication of WO2010098540A2 publication Critical patent/WO2010098540A2/fr
Publication of WO2010098540A3 publication Critical patent/WO2010098540A3/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
    • H01Q1/12—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
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1671—Making multilayered or multicoloured articles with an insert
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3456—Antennas, e.g. radomes

Definitions

  • the present invention relates to a mobile terminal, and in particular, an internal antenna in which a radiation pattern is molded in a carrier is integrally bonded to the case of the mobile terminal by a single insert injection process, thereby increasing the overall height of the product.
  • the present invention relates to a built-in antenna integrated portable terminal case and a method for manufacturing the same, which are suitable for reducing the size and increasing the space utilization of the case.
  • the rod antenna and the helical antenna which are installed to protrude to the outside of the portable terminal by a predetermined length, have excellent characteristics due to omnidirectional radiation, while being the most vulnerable parts that can be damaged when the portable terminal falls. It causes a problem of lowering portability. Therefore, in recent years, many plate type built-in antenna modules mounted in the portable terminal have been used.
  • Such built-in antennas include a "built-in antenna manufacturing method" disclosed in the registration number 10-0818517 and a "built-in antenna and a built-in antenna manufacturing method" disclosed in the registration number 10-0849805.
  • the feeding part is completed in the state in which the feeding part is provided in advance in the case, and thus is completed by bonding the radiation pattern and the soldering (sodering). There was a problem that it takes a lot.
  • the present invention was created to solve the problems of the prior art as described above, and an object of the built-in antenna integrated portable terminal case and a method of manufacturing the same according to the present invention,
  • the space utilization of the case can be increased.
  • the soldering process is not required between the feeding part and the radiation pattern, but also between the embedded antenna and the main circuit board of the portable terminal, so that manufacturing time and processing time can be drastically reduced, and the radiation pattern is deposited as usual. It does not have to be formed by plating, plating, LDS, MID, etc., which reduces manufacturing man-hours, process time and product cost of the internal antenna.
  • the radiation pattern is embedded in the carrier to be molded so that the radiation pattern is not exposed to the outside of the carrier so that the carrier (and thus the built-in antenna) can be easily joined to the case by insert injection molding.
  • problems e.g. short circuits
  • the present invention provides a built-in antenna-integrated portable terminal case and a method of manufacturing the same, which are suitably suitable for increasing the space utilization of the case.
  • a built-in antenna integrated portable terminal case comprising a carrier made of a resin material and an antenna pattern molded on the carrier, 'an embedded antenna with a radiation pattern'; And a portable terminal case which is integrally bonded to a carrier of the embedded antenna in which the radiation pattern is molded, wherein the antenna pattern is formed with a radiation pattern molded to be inserted into the carrier, and the radiation At one end of the pattern is bent upwardly in the direction of the carrier upper surface and then bent outwards to form a feed portion formed to be exposed to the upper surface of the carrier.
  • a method of manufacturing a built-in antenna integrated portable terminal case comprising: integrally forming a radiation pattern and a feeding unit; Inserting an antenna pattern in which a feeding part is integrally formed in the radiation pattern to a cavity of a first mold; Forming a 'built-in antenna with a radiation pattern' by curing by injection-injecting a first resin into a cavity of a first mold in a state in which an antenna pattern in which a feeding part is integrally formed in the radiation pattern is inserted; Inserting the 'embedded antenna with a radiation pattern' into a cavity of a second mold; By inserting the second resin into the cavity of the second mold in the state where the 'embedded antenna molded with the radiation pattern' is inserted, the curing is performed after the injection of the second resin into the cavity of the second mold. It characterized in that it comprises a step of forming a built-in antenna integrated portable terminal case bonded to.
  • the present invention has a built-in antenna-integrated portable terminal case having a configuration as described above and a method of manufacturing the same.
  • the mounting space in which the built-in antenna is mounted on the case can be minimized by directly attaching the built-in antenna to the case of the portable terminal. As a result, the space utilization of the case can be increased.
  • the soldering process is not required between the feeding part and the radiation pattern, but also between the embedded antenna and the main board of the mobile terminal, which can drastically reduce the manufacturing man-hours and the process time.
  • the radiation pattern can be deposited, plated, LDS, It is not necessary to form the MID, so that the manufacturing man-hour, process time and product cost of the internal antenna can be reduced.
  • the radiation pattern is molded to be embedded in the carrier so that the radiation pattern is not exposed to the outside of the carrier so that the carrier (and thus the built-in antenna) can be easily bonded to the case by insert injection molding, and the radiation pattern is externally There is an effect that can prevent a problem (for example, a circuit short, etc.) that occurred in the case of exposure.
  • the combination of the 'embedded antenna with the radiation pattern' and the case is greatly enhanced by the configuration in which the 'embedded antenna with the radiation pattern' is embedded on the inner surface of the case by insert molding.
  • the thickness can be significantly lowered, thereby increasing the space utilization of the case.
  • FIG. 1 is a perspective view of a built-in antenna integrated portable terminal case according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view illustrating main parts of a case of a built-in antenna integrated portable terminal according to an embodiment of the present invention.
  • FIG. 3 is a sectional view of principal parts of a built-in antenna integrated portable terminal case according to another embodiment of the present invention.
  • FIG. 4 is a perspective view of the 'built-in antenna having a radiation pattern molded' in FIG. 1.
  • FIG. 5 is a bottom perspective view of FIG. 4.
  • FIG. 6 is a perspective view of the antenna pattern in FIG. 4.
  • FIG. 7 is a flowchart illustrating a method of manufacturing a built-in antenna integrated portable terminal case according to an embodiment of the present invention.
  • FIG. 1 is a perspective view of a built-in antenna integrated portable terminal case according to an embodiment of the present invention
  • Figure 2 is a sectional view of the main part of Figure 1
  • Figure 3 is a built-in antenna according to another embodiment of the present invention
  • a cross-sectional view of main parts of the integrated portable terminal case is shown.
  • FIG. 4 is a perspective view of the 'built-in antenna with a radiation pattern' shown in FIG. 1
  • FIG. 5 is a bottom perspective view of FIG. 4
  • FIG. 6. 4 is a perspective view of the antenna pattern.
  • the integrated antenna integrated portable terminal case 1 includes a carrier 20 made of a resin material and a molding formed on the carrier 20.
  • the portable terminal case 40 which is integrally bonded to the carrier 20 of the 'built-in antenna with a radiation pattern' 30 formed of the antenna pattern 10 and the 'built-in antenna with the radiation pattern' 30 formed therein. It characterized in that it is configured to include.
  • the mobile terminal case 40 means any one of a rear case or a front case, which is used in the same meaning throughout the specification.
  • the built-in antenna 30 since the 'built-in antenna with a radiation pattern' 30 (hereinafter referred to simply as the built-in antenna 30) is directly bonded to the portable terminal case 40, the mounting space of the product is reduced to reduce the case. There is an advantage to increase the space utilization of.
  • the antenna pattern 10 is a radiation pattern 11 formed to be inserted into the carrier 20 and the radiation pattern ( 11 is bent upward (preferably vertical bending) in the direction of the upper surface 20a of the carrier 20 at one end, and then bent outward again (preferably vertical bending) to form the upper surface 20a of the carrier 20. It is characterized by consisting of a feeding unit 12 formed to be exposed to.
  • the built-in antenna 30 according to the present invention is characterized in that the radiation pattern 11 is fully inserted into the molding and molded, and only the feeding part 12 is in close contact with the upper surface 20a of the carrier 20.
  • the 'built-in antenna with a radiation pattern molded' 30 has a feeding unit 12 integrally with the radiation pattern 11.
  • the antenna pattern 10 is formed by inserting and curing the first resin into the cavity of the first mold in a state where the formed antenna pattern 10 is inserted into the cavity of the first mold (not shown).
  • the antenna built-in portion 41 is formed in the inner surface (40a) of the case 40, the upper surface ( 20a) and the 'built-in antenna having a radiation pattern molded' 30 are buried in the antenna built-in part 41 while being exposed to the feeding part 12 (ie, the bottom surface 20b of the carrier 20). And the side surface 20c are integrally bonded to the antenna embedded part 41), and the portable terminal case 40 and the 'built-in antenna with a radiation pattern' 30 are integrally molded and bonded.
  • the 'built-in antenna with a radiation pattern' 30 is buried on the inner surface of the case 40 by insert molding, so that the bonding force is very strengthened, and the height (or thickness) of the whole product is lowered so that the case ( There is an advantage to increase the space utilization of 40).
  • the 'embedded antenna molded with a radiation pattern' 30 is buried in the antenna built-in part 41
  • the 'built-in antenna having a radiation pattern molded' 30 is partially embedded in the antenna built-in part 41.
  • the 'built-in antenna having a radiation pattern molded' 30 is partially embedded in the antenna built-in part 41.
  • the recess formed of the antenna built-in portion 41, the 'built-in antenna with a radiation pattern molded' 30 and the antenna built-in portion Bonding with 41 is performed by inserting the 'built-in antenna with a radiation pattern' 30 into the cavity of the second mold and then injecting and curing the second resin into the cavity of the second mold, thereby embedding the antenna.
  • the 'internal antenna molded with a radiation pattern' 30 is characterized in that the molding integrally formed in the antenna embedded portion 41.
  • the radiation pattern 11 is a conductive pattern acts as a radiator by the current supplied from the main board of the mobile terminal by capacitive coupling, as well as the shape of the radiation pattern 11 is not limited to this embodiment It may be implemented in various forms to exhibit the radiation characteristics of the antenna.
  • the feed part 12 interconnects the radiation pattern 11 and a circuit pattern (not shown) formed on a main board (not shown) of the portable terminal.
  • the following describes a method for manufacturing a built-in antenna integrated portable terminal case of the present invention having the configuration as described above.
  • FIG. 7 is a flowchart of a method of manufacturing a built-in antenna integrated portable terminal case according to an embodiment of the present invention.
  • the radiation pattern 11 and the feeding part 12 are integrally formed by, for example, pressing. (S110) and the antenna pattern 10 in which the feeding part 12 is integrally formed in the radiation pattern 11 is inserted into a cavity of a first mold (not shown) having a core having a predetermined shape. Injecting the first resin into the cavity of the first mold in the step S112 and the antenna pattern 10 in which the feeding part 12 is integrally formed in the radiation pattern 11 is inserted into the cavity.
  • the 'internal antenna molded with a radiation pattern' 30 is integrally bonded to the inner surface 40a of the portable terminal case 40.
  • the second mold is inserted into the cavity of the second mold. The resin is injected and cured to form the antenna internal part 41 recessed in the inner surface 40a of the case 40, and the upper surface 20a and the feeding part 12 of the carrier 20 are exposed.
  • the 'embedded antenna with a radiation pattern molded' 30 is buried in the antenna embedded part 41 so that the 'embedded antenna with a radiation pattern molded' 30 is integrally bonded to the antenna embedded part 41.
  • Formation i.e., the lower surface 20b and the side surface 20c of the carrier 20 is Characterized in that the internal portion 41 and integrally joined by molding).
  • the soldering process is not required between the feeding unit 12 and the radiation pattern 11 as well as between the built-in antenna 30 and the main board, it is possible to drastically reduce the manufacturing labor and process time,
  • the radiation pattern 11 does not have to be formed by deposition, plating, LDS, MID, etc. as in the related art, there is an advantage in that the manufacturing man-hour, process time, and product cost of the embedded antenna 30 can be reduced.
  • the 'embedded antenna molded with a radiation pattern' 30 is buried in the antenna embedded part 41 so that the 'embedded antenna molded with a radiation pattern' 30 is integrally formed on the antenna embedded part 41.
  • the process may be performed as described above so that the 'built-in antenna with a radiation pattern' 30 is partially buried in the antenna built-in 41 (eg about half of the height of the built-in antenna 30).
  • the embedded antenna having a radiation pattern molded therein 30 may be completely buried in the antenna built-in 41.
  • the present invention belongs to the technical scope of the present invention.
  • the main board of the mobile terminal is connected to the circuit pattern (not shown) formed on the main board (not shown) of the portable terminal (more particularly, the feed point formed on the circuit pattern) and the feeding unit 12 to contact the case 40. )).
  • the step (S114) of forming the 'built-in antenna with a radiation pattern molded' (30) the radiation pattern 11 is a carrier ( 20 and molded so as to be inserted into the inside of the carrier 20, and the feeding part 12 is exposed to the upper surface 20a of the carrier 20 (more specifically, as shown in FIGS. 2 and 3 And formed to be in close contact with the upper surface 20a of the 20.
  • the radiation pattern 11 since the radiation pattern 11 is not exposed to the outside of the carrier 20 at all, it is easy to join the carrier 20 (and thus the built-in antenna 30) to the case 40 by insert injection molding. In addition, there is an advantage that can block the problem (for example, circuit short, etc.) that occurred when the radiation pattern 11 is exposed to the outside.
  • the step (S112) of integrally forming the radiation pattern 11 and the feeding unit 12, the feeding unit 12 is At one end of the radiation pattern 11 is bent upward (preferably vertical bending) in the direction of the upper surface 20a of the carrier 20, and then bent back outward (the opposite direction from the direction from one end to the other end) It is characterized in that it is carried out by the vertical bending).
  • the first resin is a PC (polycarbonate) resin, ABS (Acrylonitrile-Butadiene-Styrene) resin or 'synthetic resin of PC and ABS' It is characterized in that any one selected.
  • the material of the carrier 20 is implemented to be any one selected from PC resin, ABS resin or 'synthetic resin of PC and ABS'.
  • the second resin is a PC resin.
  • the portable terminal case 40 is implemented with a PC resin.

Abstract

La présente invention concerne un boîtier de terminal portable comprenant une antenne interne intégrée, ainsi qu'un procédé de fabrication de ce boîtier. Ce boîtier de terminal portable (1) comprend : une antenne interne (30) comportant un support (20) et un diagramme d'antenne (10) moulé sur le support (20); ainsi qu'un boîtier de terminal portable (40) qui est relié d'un seul tenant à l'antenne interne (30) lorsque le support (20) est moulé d'un seul tenant sur le boîtier de terminal portable (40). Le procédé de fabrication de ce boîtier de terminal portable à antenne interne intégrée selon l'invention comprend les étapes suivantes : la formation d'un diagramme de rayonnement (11) et d'une unité d'alimentation (12) sous la forme d'un corps monobloc; l'insertion du diagramme d'antenne (10) dans un premier moule; le moulage par injection d'une première résine pour former l'antenne interne (30); l'insertion de l'antenne interne (30) dans un second moule; le moulage par injection d'une seconde résine pour former le boîtier de terminal portable (40), l'antenne interne (30) pourvue d'un diagramme de rayonnement moulé étant moulée sur une surface intérieure (40a) du boîtier de terminal portable (40). L'avantage de la présente invention est une meilleure utilisation de l'espace du boîtier.
PCT/KR2010/000385 2009-02-25 2010-01-21 Boîtier de terminal portable comprenant une antenne interne intégrée et procédé de fabrication de ce boîtier WO2010098540A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090015641A KR100910161B1 (ko) 2009-02-25 2009-02-25 내장형 안테나 일체형 휴대단말기 케이스 및 그 제조 방법
KR10-2009-0015641 2009-02-25

Publications (2)

Publication Number Publication Date
WO2010098540A2 true WO2010098540A2 (fr) 2010-09-02
WO2010098540A3 WO2010098540A3 (fr) 2010-11-04

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KR (1) KR100910161B1 (fr)
WO (1) WO2010098540A2 (fr)

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EP2290743A1 (fr) * 2009-08-10 2011-03-02 Samsung Electro-Mechanics Co., Ltd Procédé et dispositif de fabrication d'un cadre de motif d'antenne
US8248314B2 (en) 2010-09-22 2012-08-21 Ash Jr Daniel R Inductively coupled signal booster for a wireless communication device and in combination therewith
CN104704677A (zh) * 2013-03-21 2015-06-10 夏普株式会社 结构体和无线通信装置
CN104737368A (zh) * 2013-03-21 2015-06-24 夏普株式会社 结构体和无线通信装置
US9124679B2 (en) 2010-09-22 2015-09-01 Mojoose, Inc. Sleeve with electronic extensions for a cell phone
CN105283008A (zh) * 2014-06-30 2016-01-27 Lg伊诺特有限公司 壳体设备
US11057130B2 (en) 2017-01-02 2021-07-06 Mojoose, Inc. Automatic signal strength indicator and automatic antenna switch
WO2023030342A1 (fr) * 2021-09-06 2023-03-09 中兴通讯股份有限公司 Élément d'antenne et réseau d'antennes

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KR100957455B1 (ko) * 2009-09-02 2010-05-11 마상영 무선 전자기기용 케이스 및 그 제조방법
KR101138646B1 (ko) * 2010-01-06 2012-04-26 (주)파트론 하우징 일체형 내장형 안테나 및 그 제조방법
KR101101622B1 (ko) * 2010-02-25 2012-01-02 삼성전기주식회사 안테나 패턴 프레임 및 이를 포함하는 전자장치 케이스 제조금형
KR101101491B1 (ko) * 2010-02-25 2012-01-03 삼성전기주식회사 안테나 패턴 프레임, 전자장치 케이스 및 이의 제조금형
KR101101468B1 (ko) * 2010-03-15 2012-01-03 삼성전기주식회사 전자장치 케이스 및 이의 제조금형, 이동통신 단말기
KR20110117874A (ko) 2010-04-22 2011-10-28 삼성전기주식회사 안테나 패턴 프레임, 안테나 패턴 프레임을 구비하는 전자장치 케이스 및 전자장치 케이스를 포함하는 전자장치
JP5321989B2 (ja) * 2010-05-11 2013-10-23 サムソン エレクトロ−メカニックス カンパニーリミテッド． アンテナパターンが埋め込まれる電子装置ケース、その製造金型及び製造方法
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JP5321988B2 (ja) * 2010-05-11 2013-10-23 サムソン エレクトロ−メカニックス カンパニーリミテッド． アンテナパターンフレームが埋め込まれる電子装置ケース、その製造金型及び製造方法
KR101639818B1 (ko) * 2010-09-02 2016-07-14 현대모비스 주식회사 내장형 안테나
KR101409399B1 (ko) * 2012-01-13 2014-06-23 주식회사 알.에프.텍 안테나가 내장된 무선 휴대단말기 케이스 제조 방법
KR101330619B1 (ko) * 2012-02-03 2013-11-19 이동주 필름형 안테나가 인서트 사출된 휴대단말기용 사출물 및 그 제조방법
KR101423275B1 (ko) * 2012-11-12 2014-07-24 엘에스엠트론 주식회사 인서트 안테나, 그 제조방법 및 제조금형
KR101255240B1 (ko) 2013-01-08 2013-04-16 주식회사 에이티앤씨 통신단말기용 안테나 모듈 제조방법
KR20140103792A (ko) * 2013-02-18 2014-08-27 대산전자(주) 휴대단말기 케이스와 커버, 전자기기용 내장형 안테나의 사출 성형물 두께 속에 안테나 방사체를 내장시키는 내장형 안테나의 제조방법
KR101370498B1 (ko) 2013-03-12 2014-03-06 대산전자(주) 전자기기용 내장형 안테나의 제조방법
KR101370499B1 (ko) * 2013-03-15 2014-03-06 대산전자(주) 전자기기용 내장형 안테나의 제조방법
KR101412971B1 (ko) 2013-05-21 2014-06-27 위너콤 주식회사 수밀구조를 향상시킨 차량용 ｌｆ 안테나의 제조방법 및 그에 따라 수밀구조를 향상시킨 차량용 ｌｆ 안테나 장치
KR102288649B1 (ko) 2020-05-12 2021-08-10 주식회사 이랜텍 포밍에 의한 안테나 일체형 케이스의 제조방법
KR102288651B1 (ko) 2020-05-12 2021-08-10 주식회사 이랜텍 몰딩에 의한 안테나 일체형 케이스의 제조방법

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