WO2016111456A1 - Appareil de ligne de transmission pour prévention d'effet de main, et terminal l'utilisant - Google Patents

Appareil de ligne de transmission pour prévention d'effet de main, et terminal l'utilisant Download PDF

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Publication number
WO2016111456A1
WO2016111456A1 PCT/KR2015/012520 KR2015012520W WO2016111456A1 WO 2016111456 A1 WO2016111456 A1 WO 2016111456A1 KR 2015012520 W KR2015012520 W KR 2015012520W WO 2016111456 A1 WO2016111456 A1 WO 2016111456A1
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WO
WIPO (PCT)
Prior art keywords
signal line
ground
dielectric
transmission line
hand effect
Prior art date
Application number
PCT/KR2015/012520
Other languages
English (en)
Korean (ko)
Inventor
이성수
김익수
정경훈
김병열
전역환
구황섭
김현제
정희석
Original Assignee
주식회사 기가레인
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 기가레인 filed Critical 주식회사 기가레인
Publication of WO2016111456A1 publication Critical patent/WO2016111456A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P3/00—Waveguides; Transmission lines of the waveguide type
    • H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
    • H01P3/08—Microstrips; Strip lines
    • H01P3/088—Stacked transmission lines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P3/00—Waveguides; Transmission lines of the waveguide type
    • H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
    • H01P3/08—Microstrips; Strip lines
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
    • H05K1/0218—Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane

Definitions

  • the present invention relates to a transmission line apparatus and a terminal using the same, and more particularly, to a transmission line apparatus for preventing hand effect of a terminal using a metal case and a terminal using the transmission line apparatus.
  • the terminal using the metal case is contacted with the body (e.g., a hand)
  • the terminal is influenced by the minute current emitted from the body.
  • Such a micro current has a problem of reducing the strength of the radio signal by changing the impedance of the radio signal, that is, causing a hand effect.
  • FIG. 1 is a view showing impedance changes according to six different types of hands holding a terminal using a conventional metal case.
  • the characteristic impedance of the transmission line is generally designed to be about 50 ⁇ in consideration of both signal transmission and reception ends.
  • the above characteristic impedance deviates from the reference value of 50?, Which adversely affects the signal transmission efficiency.
  • the characteristic impedance deviates from 50 ?.
  • the impedance of the terminal is changed to 50 ⁇ when not held by hand, but the impedance is changed when the terminal is held by hand.
  • the present invention has been made in order to solve the problems described above, and it is an object of the present invention to provide a transmission line apparatus for preventing hand effect in a terminal using a metal case, .
  • a transmission line device for preventing hand effect includes: a first substrate portion having a connector and a first portion of a first signal line; And an antenna connection portion electrically connected to the connector through the first signal line, a second portion electrically connected to the first portion of the first signal line, a second signal line formed separately from the first signal line, A case connecting portion electrically connected through the second signal line, and a second substrate portion having a ground portion.
  • the first substrate portion may include a first ground, a second ground, a first dielectric, and a second dielectric, and between the first dielectric and the second dielectric, And a second portion of the first signal line and a second portion of the second signal line are formed on the second reinforcing layer, wherein the first portion of the first signal line is formed on the second substrate portion, and the second substrate portion includes a first ground, Can be formed.
  • the second substrate portion electrically connects the first portion of the first signal line and the second portion of the first signal line through the second dielectric layer and the second reinforcing layer And a via hole penetrating the first dielectric, the second dielectric, and the second reinforcing layer to electrically connect the ground and the first ground.
  • the second portion of the first signal line and the second signal line may further include a capacitor.
  • a first reinforcing layer may be further provided at a lower position of the first ground corresponding to a position where the connector and the second reinforcing layer are formed.
  • a fixing hole may be formed in the first substrate portion.
  • the fixing hole is formed, and the first ground and the second ground have a larger area than the first ground and the second dielectric, And a via hole electrically connecting the second ground.
  • a terminal according to an embodiment of the present invention includes the above-described transmission line device for preventing hand effect and a metal case.
  • FIG. 1 is a diagram showing impedance changes according to six different types of hands held by a terminal using a conventional metal case.
  • FIG. 2 is a plan view of a transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • FIG. 3 is a schematic cross-sectional view illustrating a first signal line of a transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • FIG. 4 is a schematic cross-sectional view illustrating a second signal line of the transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • FIG. 5 is a plan view of a transmission line apparatus for preventing hand effect according to an exemplary embodiment of the present invention, except for portions other than the second ground, the second dielectric, and the second reinforcing layer.
  • FIG. 6 is a plan view showing a second ground and a second dielectric in a hand line effect transmission line apparatus according to an embodiment of the present invention.
  • FIG. 7 is a plan view showing a first portion of a first dielectric and a first signal line in a transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • FIG. 8 is a bottom view showing a first dielectric and a first ground in a transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • FIG. 9 is a bottom view showing a first dielectric, a first ground, and a first reinforcing layer in a hand line effect transmission line apparatus according to an embodiment of the present invention.
  • FIG. 10 is a simplified circuit diagram of a hand line effect transmission line device according to an embodiment of the present invention.
  • FIG. 2 is a plan view of a transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • the transmission line device 1000 for preventing hand effect may be divided into a first substrate portion A and a second substrate portion B, and on the upper portion of the first substrate portion A, And the antenna connecting portion 240, the case connecting portion 330, and the grounding portion 340 may be formed on the second substrate portion B, as shown in FIG.
  • FIG. 3 is a schematic cross-sectional view illustrating a first signal line of a transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • the first signal line 200 is electrically connected to the connector 230 and the antenna connection unit 240 at both ends thereof to transmit a radio signal, and the first substrate unit A and the second substrate unit B As shown in FIG.
  • the connector 230 and the first signal line 200 may be electrically connected to each other through a via hole 501.
  • the connector 230 may be a C-clip.
  • the first substrate portion A is formed of a flexible PCB (FPCB) structure including a first ground 110, a second ground 120, a first dielectric 130, and a second dielectric 140, A first portion 210 of the first signal line 200 may be formed between the first dielectric layer 130 and the second dielectric layer 140.
  • FPCB flexible PCB
  • the second substrate portion B includes a second reinforcing layer 160 of a rigid material in the FPCB structure including the first dielectric 130, the second dielectric 140 and the first ground 110 And the second portion 220 of the first signal line 200 may be formed on the second reinforcing layer 160.
  • the second substrate portion B is electrically connected to the first portion 210 and the second portion 220 of the first signal line 200 through the second dielectric layer 140 and the second reinforcing layer 160, (510).
  • the via hole 510 may be formed by filling a through hole with a conductor.
  • the first portion 210 and the second portion 220 of the first signal line 200 can be electrically connected through the via hole 510 even when the formed layers are different.
  • FIG. 4 is a schematic cross-sectional view illustrating a second signal line of the transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • the second signal line 300 is electrically connected to the case connecting portion 330 and the grounding portion 340 at both ends thereof to transmit an electrical signal generated in the metal case to the grounding portion 340, 2 signal lines 300 may be formed on the second substrate portion B.
  • the case connection part 330 may be a structure that is in contact with the pad, for example, a C-clip.
  • the case connection part 330 may be indirectly connected to the metal case through an electrically connected or electrically connected metal case, .
  • the electrical signal generated from the metal case may include minute currents emitted from the body of the terminal user.
  • the grounding unit 340 may be an end of the second signal line 300, which is not a separate structure.
  • the second signal line 300 may be formed on the second reinforcing layer 160.
  • the substrate portion B includes a via hole 520 for electrically connecting the first ground 110 and the ground portion 340 through the first dielectric 130, the second dielectric 140 and the second reinforcing layer 160, As shown in FIG. An electrical signal can be transmitted from the second signal line 300 to the first ground 110 through the via hole 520.
  • FIG 5 is a plan view of the transmission line apparatus for preventing hand effect according to an exemplary embodiment of the present invention, except for a portion other than the second ground 120, the second dielectric 140, and the second reinforcing layer 160.
  • FIG. 6 is a plan view showing the second ground 120 and the second dielectric 140 in the transmission line apparatus for preventing hand effect according to an embodiment of the present invention.
  • the second portion 220 and the second signal line 300 of the first signal line 200 may be formed on the second reinforcing layer 160.
  • the second ground 120 and the second reinforcing layer 160 may be formed on the second dielectric 140.
  • FIG. 7 is a plan view showing a first dielectric portion 130 and a first portion 210 of a first signal line 200 in a hand line effect transmission line device according to an embodiment of the present invention.
  • the first portion 210 of the first signal line 200 may be formed on the first dielectric layer 130.
  • FIG 8 is a bottom view showing a first dielectric 130 and a first ground 110 in a hand line effect transmission line apparatus according to an embodiment of the present invention.
  • the first ground 110 may be formed at a lower portion (upper portion in FIG. 8) of the first dielectric 130.
  • FIG 9 is a bottom view showing a first dielectric 130, a first ground 110, and a first reinforcing layer 150 in a hand line effect transmission line apparatus according to an embodiment of the present invention.
  • the transmission line device for preventing hand effect is disposed at a position of the lower portion (upper portion in FIG. 9) of the first ground 110 corresponding to the position where the connector 230 and the second reinforcing layer 160 are formed And the first reinforcing layer 150 may be formed.
  • the hand-effect transmission line apparatus 1000 includes a first reinforcing layer 150, a first ground 110, a first dielectric 130, a second dielectric 140, The first reinforcing layer 120, and the second reinforcing layer 160 are sequentially stacked.
  • FIG. 10 is a simplified circuit diagram of a hand line effect transmission line device according to an embodiment of the present invention.
  • 10A is a circuit for the first signal line 200
  • FIG. 10B is a circuit for the second signal line 300.
  • FIG. 10A is a circuit for the first signal line 200
  • FIG. 10B is a circuit for the second signal line 300.
  • the first signal line 200 transmits signals between the main board and the antenna
  • the second signal line 300 transmits signals between the metal case and the ground.
  • the first signal line 200 electrically connects the connector 230 connected to the main board and the antenna connection unit 240 connected to the antenna.
  • the second signal line 300 electrically connects the case connecting portion 330 connected to the metal case and the grounding portion 340 connected to the ground.
  • the capacitor 400 may be included between the connector 230 and the antenna connection unit 240 connected to the first signal line 200 and may further include an inductor.
  • a capacitor 400 may be included between the case connection part 330 and the ground connection part 340 connected to the second signal line 300.
  • the capacitor 400 stores the minute current generated in the hand and transmits the minute current to the ground unit 340 through the second signal line 300 when the storage capacity is exceeded.
  • the first substrate portion A may further include a fixing hole 600.
  • the fixing hole 600 may be formed to penetrate the first ground 110, the second ground 120, the first dielectric 130, and the second dielectric 140 of the first substrate portion A, 1 ground 110 and the second ground 120 are widened.
  • the fixing hole 600 is coupled to a fixing portion (not shown) formed in proximity to the metal case so that the case connecting portion 330 and the second signal line 300 are brought close to the metal case, thereby improving the hand effect.
  • An external signal flows around the position where the fixing hole 600 is formed, that is, the position where the areas of the first ground 110 and the second ground 120 are widened, so that the first dielectric 130 and / A via hole 500 is formed through the second dielectric 140 to electrically connect the first ground 110 and the second ground 120 to prevent external signals from being introduced.
  • Another embodiment of the present invention may include a terminal including the aforementioned hand effect preventing transmission line device.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

L'invention concerne un appareil de ligne de transmission destiné à prévenir un effet de main, et un terminal l'utilisant. L'appareil de ligne de transmission pour prévention d'effet de main de la présente invention comprend : une première unité de substrat comprenant un connecteur et une première partie d'une première ligne de signal; et une seconde unité de substrat comprenant une unité de connexion d'antenne électriquement connectée au connecteur au moyen de la première ligne de signal, une seconde partie électriquement connectée à la première partie de la première ligne de signal, une seconde ligne de signal qui est formée de façon à être indépendante de la première ligne de signal, et une unité de connexion de boîtier et une partie masse qui sont électriquement connectées au moyen de la seconde ligne de signal.
PCT/KR2015/012520 2015-01-08 2015-11-20 Appareil de ligne de transmission pour prévention d'effet de main, et terminal l'utilisant WO2016111456A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0002912 2015-01-08
KR1020150002912A KR101527902B1 (ko) 2015-01-08 2015-01-08 핸드 이팩트 방지용 전송선로 장치

Publications (1)

Publication Number Publication Date
WO2016111456A1 true WO2016111456A1 (fr) 2016-07-14

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PCT/KR2015/012520 WO2016111456A1 (fr) 2015-01-08 2015-11-20 Appareil de ligne de transmission pour prévention d'effet de main, et terminal l'utilisant

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KR (1) KR101527902B1 (fr)
WO (1) WO2016111456A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090092889A (ko) * 2008-02-28 2009-09-02 주식회사 이엠따블유안테나 핸드 이팩트를 최소화시키는 내장형 안테나
KR20090116030A (ko) * 2008-05-06 2009-11-11 삼성전자주식회사 금속 케이스를 갖는 휴대 단말기 및 그의 안테나 구조
KR20120052120A (ko) * 2010-11-15 2012-05-23 주식회사 케이티 내장형 안테나 모듈 및 이를 포함하는 휴대용 통신 단말기
WO2014142411A1 (fr) * 2013-03-15 2014-09-18 엘지전자 주식회사 Module d'antenne et terminal mobile comportant ce module
KR20140143969A (ko) * 2013-06-10 2014-12-18 엘지이노텍 주식회사 안테나 장치 및 그의 급전 구조체

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090092889A (ko) * 2008-02-28 2009-09-02 주식회사 이엠따블유안테나 핸드 이팩트를 최소화시키는 내장형 안테나
KR20090116030A (ko) * 2008-05-06 2009-11-11 삼성전자주식회사 금속 케이스를 갖는 휴대 단말기 및 그의 안테나 구조
KR20120052120A (ko) * 2010-11-15 2012-05-23 주식회사 케이티 내장형 안테나 모듈 및 이를 포함하는 휴대용 통신 단말기
WO2014142411A1 (fr) * 2013-03-15 2014-09-18 엘지전자 주식회사 Module d'antenne et terminal mobile comportant ce module
KR20140143969A (ko) * 2013-06-10 2014-12-18 엘지이노텍 주식회사 안테나 장치 및 그의 급전 구조체

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