WO2020060042A1 - Support d'antenne comprenant une carte de circuit imprimé flexible - Google Patents

Support d'antenne comprenant une carte de circuit imprimé flexible Download PDF

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Publication number
WO2020060042A1
WO2020060042A1 PCT/KR2019/010581 KR2019010581W WO2020060042A1 WO 2020060042 A1 WO2020060042 A1 WO 2020060042A1 KR 2019010581 W KR2019010581 W KR 2019010581W WO 2020060042 A1 WO2020060042 A1 WO 2020060042A1
Authority
WO
WIPO (PCT)
Prior art keywords
dielectric layer
circuit board
flexible circuit
ground
antenna
Prior art date
Application number
PCT/KR2019/010581
Other languages
English (en)
Korean (ko)
Inventor
김익수
김상필
조병훈
이다연
정희석
김주연
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 WO2020060042A1 publication Critical patent/WO2020060042A1/fr

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    • 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
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H01Q1/46—Electric supply lines or communication lines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/48—Earthing means; Earth screens; Counterpoises

Definitions

  • the present invention relates to an antenna carrier comprising a flexible circuit board.
  • an antenna carrier is printed on the surface of the dielectric with antenna patterns that transmit and receive wireless signals such as RF, WIFI, and GPS.
  • the antenna carrier has a problem in that an expensive dielectric material having a good dielectric constant is used because an antenna pattern is printed on the surface of the dielectric material.
  • the antenna pattern of the antenna carrier is plated on the surface of the masked dielectric to print the antenna pattern, which has a very complicated manufacturing process.
  • Patent Document 1 KR10-1868827 B1
  • Patent Document 2 KR10-1773472 B1
  • Patent Document 3 KR10-2015-0052277 A
  • Patent Document 4 KR10-2014-0055846 A
  • An object of the present invention is to provide an antenna carrier including a flexible circuit board.
  • a flexible circuit board fixed to a carrier block including at least an upper surface, a lower surface, and a side surface to have a height and a width to transmit a high frequency signal comprising: an antenna unit fixed to an upper surface of the carrier block; A transmission unit extending from one side of the antenna unit and surrounding side and bottom surfaces of the carrier block; And a connection unit extending from one side of the transmission unit and positioned outside the carrier block. It includes, The antenna portion, the transmission portion, and a first dielectric layer formed integrally extending from the connection portion; A ground layer formed on the first dielectric layer in the transmission unit; And a ground portion formed on or above the first dielectric layer in the transmission portion. Including, wherein the ground layer is formed in both regions based on the shape of the opening formed in the area where the ground portion is formed and the area where the ground portion is formed. The shape of the opening is different.
  • the flexible circuit board is fixed to the carrier block through an adhesive sheet or a coupling screw.
  • the antenna pattern is formed on the first dielectric layer, and is electrically connected via a via hole filled with a conductor to a hole passing through the transmission line and the first dielectric layer.
  • a side ground formed on both sides of the transmission unit with the transmission line interposed under the first dielectric layer It further includes.
  • a second dielectric layer formed in a shape corresponding to the first dielectric layer under the first dielectric layer with the transmission line interposed therebetween; Further comprising, the ground layer is extended to be formed on top of the first dielectric layer at the connection, and the side ground is extended to be formed on top of the second dielectric layer at the connection.
  • a second dielectric layer formed in a shape corresponding to the first dielectric layer under the first dielectric layer with the transmission line interposed therebetween; Further comprising, the ground portion is formed on the lower portion of the second dielectric, the ground layer and the ground portion is electrically connected via a via hole filled with a conductor to the hole passing through the first dielectric layer and the second dielectric layer do.
  • the area of the ground layer formed in the area where the ground portion is formed is larger than the area of the ground layer formed in both regions based on the region where the ground portion is formed, compared to the same area.
  • the shape of the opening formed in the region where the ground portion is formed is a ladder shape in which a polygon, ellipse, or circle shape is periodically formed, and the shape of the opening formed in both regions based on the region where the ground portion is formed.
  • the transmission line is electrically connected via a via hole filled with a conductor to a hole passing through the signal connection electrode and the first dielectric layer.
  • a second dielectric layer formed in a shape corresponding to the first dielectric layer under the first dielectric layer with the transmission line interposed therebetween; And a reinforcing plate formed under the second dielectric layer at the connection portion. It further includes a flexible circuit board.
  • connection portion located on the upper portion of the connection electrode;
  • a fixing clip positioned to be spaced apart from the coaxial connector and fixed by pressing a side surface of the coaxial cable coupled to the coaxial connector; It further includes.
  • the antenna carrier of the present invention does not require the use of an expensive dielectric, and further has an effect of using a relatively low-cost resin or metal that is easy to process as a carrier block.
  • connection portion since the ground layer and the side ground formed by extending to the connection portion increase the thickness of the connection portion, it is easy to perform soldering a coaxial connector or a coaxial cable to the signal connection electrode.
  • the transmission portion formed between the ground portions is bent between portions where the ground portions should be bent, it is possible to smoothly fix the flexible circuit board to the carrier block.
  • the reinforcing plate has an effect of fixing the coaxial connector, which will be described later, to the connection portion by SMT.
  • FIG. 1 is a perspective view of an antenna carrier including a flexible circuit board according to an embodiment of the present invention
  • FIG. 2 is a perspective view of an antenna carrier including a flexible circuit board according to an embodiment of the present invention, showing FIG. 1 from another direction
  • FIG. 3 is a front view of the antenna carrier including the flexible circuit board according to an embodiment of the present invention, showing FIG. 1 from the front
  • FIG. 4 is a perspective view of a flexible circuit board that is a configuration of an antenna carrier including a flexible circuit board according to an embodiment of the present invention
  • FIG. 5 is a plan view of a flexible circuit board that is a configuration of an antenna carrier including a flexible circuit board according to an embodiment of the present invention
  • FIG. 6 is a cross-sectional view of section A of a flexible circuit board that is a configuration of an antenna carrier including a flexible circuit board according to an embodiment of the present invention
  • FIG. 7 is an exploded view of a flexible circuit board, which is a configuration of an antenna carrier including a flexible circuit board according to an embodiment of the present invention, based on a first dielectric layer and a second dielectric layer, respectively, and a plan view of a portion of the first dielectric layer
  • FIG. 8 is a plan view of a second dielectric layer in an exploded view of a flexible circuit board, which is a configuration of an antenna carrier including a flexible circuit board, according to an embodiment of the present invention, respectively, based on a first dielectric layer and a second dielectric layer;
  • FIG. 9 is an exploded view of a flexible circuit board, which is a configuration of an antenna carrier including a flexible circuit board, according to an embodiment of the present invention, based on a first dielectric layer and a second dielectric layer, respectively, and a bottom view of the second dielectric layer
  • FIG. 10 is a plan view of a flexible circuit board that is a configuration of an antenna carrier including a flexible circuit board according to another embodiment of the present invention
  • FIG. 11 is a plan view of a first dielectric layer in an exploded view of a flexible circuit board, which is a configuration of an antenna carrier including a flexible circuit board, according to a first dielectric layer and a second dielectric layer, respectively, according to another embodiment of the present invention
  • FIG. 12 is a top view of a second dielectric layer in an exploded view of a flexible circuit board, which is a configuration of an antenna carrier including a flexible circuit board, according to a first dielectric layer and a second dielectric layer, respectively, according to another embodiment of the present invention
  • FIG. 13 is an exploded view of a flexible circuit board, which is a configuration of an antenna carrier including a flexible circuit board according to another embodiment of the present invention, based on a first dielectric layer and a second dielectric layer, respectively, and a bottom view of the second dielectric layer
  • an antenna carrier is printed on the surface of the dielectric with antenna patterns that transmit and receive wireless signals such as RF, WIFI, and GPS.
  • the antenna carrier has a problem in that an expensive dielectric material having a good dielectric constant is used because an antenna pattern is printed on the surface of the dielectric material.
  • the antenna pattern of the antenna carrier is plated on the surface of the masked dielectric to print the antenna pattern, which has a very complicated manufacturing process.
  • the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention, as shown in FIGS. 1 and 2, the carrier block 100, and the flexible circuit board 200 ).
  • the flexible circuit board 200 includes an antenna unit 210, a transmission unit 220, and a connection unit 230, as shown in FIGS. 3 and 4.
  • the carrier block 100 includes at least a top surface, a bottom surface, and a side surface to have a height and width.
  • the carrier block 100 may be made of resin or metal, and in addition to a rectangular pillar shape as shown in the drawing, some or all of the interface may not be angled, but may be round or tapered or formed in various shapes.
  • the flexible circuit board 200 is fixed to the carrier block 100 to transmit wireless signals.
  • the antenna unit 210 is fixed to the upper surface of the carrier block 100.
  • the transmission unit 220 extends from one side of the antenna unit 210 to surround the side and bottom surfaces of the carrier block 100.
  • connection unit 230 extends from one side of the transmission unit 220 and is located outside the carrier block 100.
  • the flexible circuit board 200 may be fixed to the carrier block 100 through an adhesive sheet or a coupling screw.
  • the carrier block 100 and the flexible circuit board 200 are manufactured in separate configurations and are fixed through an adhesive sheet or a coupling screw.
  • the antenna carrier of the present invention does not require the use of an expensive dielectric, and further has an effect of using a relatively low cost resin or metal that is easy to process as the carrier block 100.
  • a dielectric layer 310, an antenna pattern 410, a transmission line 420, a signal connection electrode 430, and a ground layer 510 are further included.
  • the first dielectric layer 310 is formed to extend integrally with the antenna unit 210, the transmission unit 220, and the connection unit 230.
  • the antenna pattern 410 may be formed above or below the first dielectric layer 310 in the antenna unit 210.
  • the transmission line 420 is formed under the first dielectric layer 310 in the transmission unit 220 and is electrically connected to the antenna pattern 410.
  • FIG. 7 is a view showing an embodiment in which the antenna pattern 410 is formed under the first dielectric layer 310
  • FIG. 11 is another embodiment in which the antenna pattern 410 is formed over the first dielectric layer 310. This is an example.
  • the antenna pattern 410 is under the first dielectric layer 310.
  • the transmission line 420 is formed to be extended.
  • the antenna pattern 410 is formed on the first dielectric layer 310 and a via hole VH filled with a conductor in a hole passing through the first dielectric layer 310. ) Is electrically connected to the transmission line 420.
  • the above-described antenna pattern 410 is formed under the first dielectric layer 310 and extends from the transmission line 420 to be electrically connected, whereas it is formed on the first dielectric layer 310 to transmit the line 420. It is electrically connected via via holes (VH) by varying positions formed with and.
  • VH via holes
  • the signal connection electrode 430 is formed on the first dielectric layer 310 at the connection portion 230 and is electrically connected to the transmission line 420.
  • a coaxial connector 620 may be soldered and electrically connected to the signal connection electrode 430 or a signal conductor of the coaxial cable 630 may be soldered and electrically connected.
  • the ground layer 510 is formed on the first dielectric layer 310 in the transmission unit 220.
  • the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention further includes a side ground 520 as illustrated in FIGS. 8 and 12.
  • the side ground 520 is formed on both sides of the transmission unit 220 with the transmission line 420 therebetween under the first dielectric layer 310.
  • the side ground 520 may be electrically connected to the ground layer 510.
  • the side ground 520 is formed on both sides with the transmission line 420 interposed therebetween, thereby preventing noise from entering the transmission line 420 and further increasing the noise shielding function.
  • the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention further includes a second dielectric layer 320, as shown in FIGS. 8, 9, 12, and 13.
  • the second dielectric layer 320 is formed in a shape corresponding to the first dielectric layer 310 under the first dielectric layer 310 with the transmission line 420 interposed therebetween.
  • the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention, as shown in FIGS. 7, 8, 11, and 12 includes the following features.
  • the ground layer 510 is extended to be formed on the first dielectric layer 310 at the connection unit 230, and the side ground 520 is extended to be formed on the second dielectric layer 320 at the connection unit 230.
  • connection portion 230 As described above, since the ground layer 510 and the side ground 520 formed by extending to the connection portion 230 increase the thickness of the connection portion 230, the signal connection electrode 430 is connected to the coaxial connector 620 or the coaxial cable 630. ) Has the effect of facilitating soldering.
  • the ground part 530 may be formed under the second dielectric layer 320 as illustrated, or may be formed on the first dielectric layer 310 in the transmission unit 220 although not illustrated.
  • the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention includes the following features.
  • the ground layer 510 and the ground part 530 are electrically connected through a via hole VH in which a conductor is filled in a hole passing through the first dielectric layer 310 and the second dielectric layer 320.
  • the ground portion 530 is positioned below the carrier block 100 and formed on the first dielectric layer 310, the ground portion 530 is grounded with the carrier block 100 and formed under the second dielectric layer 320.
  • the carrier block 100 may be grounded on a contact surface.
  • the antenna carrier including the flexible circuit board 200 includes the following features, as shown in FIG. 5.
  • the ground layer 510 is periodically formed with an etched opening H so that the first dielectric layer 310 is exposed, and the shape of the opening H formed in the region where the ground portion 530 is formed and the ground portion 530
  • the shape of the openings H formed in both regions based on the region where the is formed is different, and the area of the ground layer 510 formed in the region in which the ground portion 530 is formed is the same as the area in which the ground portion 530 is formed. It is characterized by being larger than the area of the ground layer 510 formed on both sides based on the.
  • the shape of the opening H formed in the region where the ground portion 530 is formed is a ladder shape in which a polygon, ellipse, or circle shape is periodically formed, and the ground portion
  • the shape of the opening H formed in both regions based on the region where the 530 is formed may be formed in a mesh shape.
  • the portion to be bent when the transmission unit 220 wraps the side and bottom surfaces of the carrier block 100 and the connection unit 230 is located outside the carrier block 100 so that the transmission unit 220 is bent The shape of the silver opening H is formed in a mesh shape, so that the shape of the opening H may be bent smoothly than a portion formed in a ladder shape.
  • the portion to be bent when the transmission unit 220 wraps the side and bottom surfaces of the carrier block 100 and the connection unit 230 is located outside the carrier block 100 so that the transmission unit 220 is bent The second dielectric layer 320 may be removed to bend more smoothly, so that the second dielectric layer 320 may be formed to be thinner than the area where the ground portion 530 is not removed.
  • a ground layer 510 is formed on the first dielectric layer 310 and a transmission line (between the first dielectric layer 310 and the second dielectric layer 320). 420) and a side ground 520 are formed, and a ground portion 530 is formed under the second dielectric layer 320.
  • the portion to be bent and the connection portion 230 are outside the carrier block 100 when the transmission unit 220 covers the side and bottom surfaces of the carrier block 100. It has the effect of smoothly bending the portion where the transmission unit 220 should be bent.
  • the flexible circuit board 200 is smoothly fixed to the carrier block 100. There is an effect that can be done.
  • the antenna carrier including the flexible circuit board 200 includes the following features, as shown in FIGS. 7, 8, 11, and 12.
  • the transmission line 420 is electrically connected to the signal connection electrode 430 through a via hole VH in which a conductor is filled in a hole passing through the first dielectric layer 310.
  • the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention further includes a reinforcement plate 610, as shown in FIGS. 9 and 13.
  • the reinforcing plate 610 is formed under the second dielectric layer 320 at the connection portion 230, and a coaxial connector 620 is formed at the top of the second dielectric layer 320 at the connection portion 230 as surface mounter technology (SMT). It is fixed and formed.
  • SMT surface mounter technology
  • the reinforcing plate 610 may be formed of prepreg (prepreg) or stainless (sus).
  • the reinforcing plate 610 has an effect of fixing the coaxial connector 620, which will be described later, to the connection unit 230 by SMT.
  • connection portion 230 the antenna carrier including the flexible circuit board 200 according to an embodiment of the present invention, as shown in Figures 1, 5, and 10, coaxial connector 620, and coaxial It further includes a fixing clip 640 for fixing by pressing the side of the cable 630.
  • the coaxial connector 620 is positioned above the signal connection electrode 430.
  • the fixing clip 640 fixed by pressing the side of the coaxial cable 630 coupled to the coaxial connector 620 is spaced apart from the coaxial connector 620.

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  • Details Of Aerials (AREA)
  • Structure Of Printed Boards (AREA)

Abstract

La présente invention concerne un support d'antenne, comprenant une carte de circuit imprimé flexible, qui comprend : un bloc de support comprenant au moins une surface supérieure, une surface inférieure et une surface latérale de manière à avoir une hauteur et une largeur ; et une carte de circuit imprimé flexible fixée au bloc de support et destinée à émettre un signal radio. La carte de circuit imprimé flexible comprend : une unité d'antenne fixée à la surface supérieure du bloc de support ; une unité d'émission s'étendant d'un côté de l'unité d'antenne et recouvrant la surface latérale et la surface inférieure du bloc de support ; et une unité de connexion s'étendant d'un côté de l'unité d'émission et positionnée sur le côté extérieur du bloc de support.
PCT/KR2019/010581 2018-09-17 2019-08-20 Support d'antenne comprenant une carte de circuit imprimé flexible WO2020060042A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2018-0110755 2018-09-17
KR1020180110755A KR101970438B1 (ko) 2018-09-17 2018-09-17 연성회로기판을 포함하는 안테나 캐리어

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Publication Number Publication Date
WO2020060042A1 true WO2020060042A1 (fr) 2020-03-26

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PCT/KR2019/010581 WO2020060042A1 (fr) 2018-09-17 2019-08-20 Support d'antenne comprenant une carte de circuit imprimé flexible

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KR (1) KR101970438B1 (fr)
WO (1) WO2020060042A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN112467349A (zh) * 2020-11-18 2021-03-09 南通大学 一种臂章式可调柔性天线装置

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KR20230063184A (ko) * 2021-11-01 2023-05-09 삼성전자주식회사 안테나 모듈 및 이를 포함하는 전자 장치

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KR101050634B1 (ko) * 2004-11-10 2011-07-19 삼성전자주식회사 휴대용 단말기의 안테나 장치
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