KR101720484B1 - Additional antenna mounting bracket and antenna device using the same - Google Patents

Additional antenna mounting bracket and antenna device using the same Download PDF

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Publication number
KR101720484B1
KR101720484B1 KR1020150131395A KR20150131395A KR101720484B1 KR 101720484 B1 KR101720484 B1 KR 101720484B1 KR 1020150131395 A KR1020150131395 A KR 1020150131395A KR 20150131395 A KR20150131395 A KR 20150131395A KR 101720484 B1 KR101720484 B1 KR 101720484B1
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KR
South Korea
Prior art keywords
additional
bracket
antenna
coupled
main
Prior art date
Application number
KR1020150131395A
Other languages
Korean (ko)
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KR20170033926A (en
Inventor
이유신
윤홍철
Original Assignee
주식회사 굿텔
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 굿텔 filed Critical 주식회사 굿텔
Priority to KR1020150131395A priority Critical patent/KR101720484B1/en
Publication of KR20170033926A publication Critical patent/KR20170033926A/en
Application granted granted Critical
Publication of KR101720484B1 publication Critical patent/KR101720484B1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/1207—Supports; Mounting means for fastening a rigid aerial element
    • H01Q1/1228—Supports; Mounting means for fastening a rigid aerial element on a boom
    • 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
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
    • H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Support Of Aerials (AREA)

Abstract

The present invention relates to an additional antenna mounting bracket for additionally installing an antenna to add an existing service network and other services or to increase the data capacity of an existing service, and an antenna device using the same. The bracket for mounting an additional antenna according to the present invention includes a main bracket having one side coupled to a support pole and the other side coupled to a main antenna to couple a main antenna to a support pole and to adjust a directional angle of the main antenna, And an additional bracket coupled to the additional antenna to couple the additional antenna to the main bracket and to adjust the orientation angle of the additional antenna by the main bracket.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an antenna mounting bracket,

The present invention relates to an antenna mounting bracket, and more particularly, to an additional antenna mounting bracket for additionally installing an antenna to add an existing service network and other services or to increase data capacity of an existing service, and an antenna device using the bracket. .

In recent years, a multiple access technology that can communicate with a base station of a wireless system in order to use a wireless communication device has been used. A wireless system generally uses Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA) code division multiple access (CDMA), etc., It is used on the roof of a city center building, a tower for a mobile phone base station or a base station, a pole, etc., so as to maximize the distance of radio waves using an antenna.

Korean Patent Laid-Open No. 2003-0069260 discloses an antenna device for a mobile communication base station.

The antenna apparatus for a mobile communication base station includes an antenna and a supporting pole for supporting the antenna, the antenna apparatus comprising: a tilt angle adjusting member having a guide hole; and a tilt angle adjusting member And a lower joint rotatably connected to the upper joint by connecting the antenna and the support pole.

In order to add another service to the existing service network or to enlarge the data capacity of the existing service in the antenna apparatus, there is a problem that the antenna is replaced with a multi-band antenna or another support pole is installed to further install the antenna.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide an additional antenna mounting bracket which is easy to add another service to an existing service network or increase the data capacity of an existing service, and an antenna device using the same.

The bracket for mounting an additional antenna according to the present invention includes a main bracket having one side coupled to a support pole and the other side coupled to a main antenna to couple the main antenna to the support pawl and adjusting a directional angle of the main antenna, And an additional bracket coupled to the bracket and coupled to the additional antenna to couple the additional antenna to the main bracket and to adjust the orientation angle of the additional antenna with the main bracket.

The main bracket may include an upper bracket coupled to an upper portion of the main antenna to adjust a steering angle of the main antenna, a lower bracket interlocked with the upper bracket and rotatable at a lower portion of the main antenna, And a lower bracket coupled to the lower bracket.

In the bracket for mounting an additional antenna according to the present invention, the upper bracket may include a first upper joint portion fixed to the support pole, a first joint portion rotatably coupled to the first upper joint portion, And a second upper joint part rotatably coupled to the second joint part and coupled to an upper part of the main antenna.

In the bracket for mounting an additional antenna according to the present invention, the lower bracket may include a first lower coupling part fixed to the support pawl, a second lower coupling part pivotally coupled to the second coupling part, And the like.

In the bracket for mounting an additional antenna according to the present invention, the additional bracket is fixedly coupled to the second joint part of the upper bracket on one side and fixedly coupled to the upper part of the additional antenna on the other side, The first bracket being rotatably coupled to the first lower bracket of the lower bracket and the second bracket being rotatably coupled to the lower portion of the additional antenna, And a lower additional bracket for tilting the additional antenna.

In the bracket for mounting an additional antenna according to the present invention, the upper additional bracket may include a first upper additional coupling portion fixedly coupled to the second joint portion of the upper bracket, a second upper additional coupling portion coupled to the first additional coupling portion, And a second upper additional coupling portion connected to the first extension portion and coupled to an upper portion of the additional antenna.

In the bracket for mounting an additional antenna according to the present invention, the lower additional bracket may include a first lower additional joint portion rotatably coupled to the first lower joint portion of the lower bracket, A second extension portion extending from the first lower additional coupling portion to the side, and a second lower additional coupling portion connected to the second extension portion and coupled to a lower portion of the additional antenna.

An antenna device according to the present invention includes a support pole, a main antenna coupled to the support pole to emit a beam, an additional antenna provided on a side of the main antenna to radiate an additional beam together with the main antenna, A main bracket coupled to the main antenna to couple the main antenna to the support pawl and adjust a steering angle of the main antenna, and a main bracket having one side coupled to the main bracket and the other side coupled to the additional antenna And an additional antenna mounting bracket having an additional bracket for coupling the additional antenna to the main bracket and adjusting the directional angle of the additional antenna by the main bracket.

The additional antenna mounting bracket according to the present invention includes a main bracket for fixing the main antenna and an additional bracket fixed to the main bracket for fixing the additional antenna so as to add another service to the existing service network, It is possible to easily attach the additional antenna without replacing the antenna or setting up a separate support pole.

The additional antenna mounting bracket according to the present invention may be configured to tilt the additional bracket together with the main bracket for adjusting the orientation angle of the main antenna so that the orientation angle of the main antenna and the additional antenna can be constantly controlled.

1 is a perspective view showing a front surface of an antenna device according to an embodiment of the present invention.
2 is a perspective view illustrating a rear surface of an antenna device according to an embodiment of the present invention.
3 is a view illustrating a state where an upper bracket and an additional upper bracket are coupled according to an embodiment of the present invention.
4 is a view illustrating a state where a lower bracket and an additional lower bracket are coupled according to an embodiment of the present invention.

In the following description, only parts necessary for understanding the embodiments of the present invention will be described, and the description of other parts will be omitted so as not to obscure the gist of the present invention.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and the inventor is not limited to the meaning of the terms in order to describe his invention in the best way. It should be interpreted as meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely preferred embodiments of the present invention, and are not intended to represent all of the technical ideas of the present invention, so that various equivalents And variations are possible.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a front surface of an antenna device 100 according to an embodiment of the present invention, and FIG. 2 is a perspective view showing a rear surface of an antenna device 100 according to an embodiment of the present invention.

1 and 2, an antenna device 100 according to an embodiment of the present invention includes a support pole 1 (not shown), a main antenna 10, an additional antenna 20, and an additional antenna mounting bracket 50 ).

The support pawl 1 may be a telescopic structure installed at a high place indoors / outdoors to fix the main antenna 10, or a pole pole installed on a pylon.

The main antenna 10 is coupled to the support pawl 1 by an additional antenna mounting bracket 50 so that the angle at which the main antenna 10 is oriented can be adjusted. Although not shown, the main antenna 10 may include a case and a plurality of radiating elements provided inside the case and radiating a beam, which are coupled to the reflector. Although the case of the main antenna 10 is shown as a hexahedron in the present embodiment, the present invention is not limited thereto, and a dipole antenna, a monopole antenna, or a patch antenna using a case made of various shapes such as a cylinder, a patch antenna or the like may be used.

In this embodiment, in order to add another service apart from the service network through the beam radiated from the main antenna 10, or to increase the data capacity of the service network through the beam emitted from the main antenna 10, ).

The additional antenna 20 can be fixed to the side of the main antenna 10 by an additional antenna mounting bracket 50. Here, the additional antenna 20 can be fixed at the same angle as the tilting angle of the main antenna 10 by the additional antenna mounting bracket 50.

Although not shown, the additional antenna 20 may include a case and a plurality of radiating elements provided inside the case and radiating a beam, which are coupled to the reflector. In this embodiment, the case of the additional antenna 20 is shown as a hexahedron, but a dipole antenna, a monopole antenna, a patch antenna, or the like may be used.

Accordingly, the additional antenna 20 emits a beam for another service network along with the beam emitted from the main antenna 10, or radiates a beam for the same service network as the beam emitted from the main antenna 10, It is possible to increase the data capacity of the memory.

Here, the additional antenna mounting bracket 50 can tiltably connect the main antenna 10 to the support pawl 1 and fix the additional antenna 20 to the side of the coupled main antenna 10. The additional antenna mounting bracket 50 may fix the additional antenna 20 to the main antenna 10 so that the additional antenna 20 is tilted together with the main antenna 10. [

As a material of the additional antenna mounting bracket 50, hot dip galvanizing (GI) may be used, but not limited thereto, and iron or titanium excellent in durability may be used.

In addition, each of the configurations of the additional antenna mounting bracket 50 can be manufactured by a mold or a general bending process.

The additional antenna mounting bracket 50 may include a main bracket 30 and an additional bracket 40.

The main bracket 30 may be coupled to the support pawl 1 at one side and the other side may be coupled to the main antenna 10. That is, the main bracket 30 may be configured to couple the support pawl 1 and the antenna, and adjust the orientation angle of the main antenna 10 with respect to the support pawl 1.

In this embodiment, the main bracket 30 tilts the main antenna 10 with respect to the support pawls 1 through a multi-stage hinge, but the present invention is not limited thereto. And can be configured in various forms.

One side of the additional bracket 40 may be coupled to the main bracket 30 and the other side may be coupled to the additional antenna 20. [ The additional bracket 40 moves together with the main bracket 30 so that the additional antenna 20 is configured to be tilted together with the main antenna 10.

Hereinafter, an additional antenna mounting bracket 50 according to an embodiment of the present invention will be described in more detail with reference to the drawings.

FIG. 3 is a view illustrating a state where the upper bracket 31 and the upper additional bracket 41 are coupled to each other according to the embodiment of the present invention. FIG. 4 is a perspective view of the lower bracket 32, (42) are coupled with each other.

First, an additional antenna mounting bracket 50 according to an embodiment of the present invention includes a main bracket 30 and an additional bracket 40.

The main bracket 30 may include an upper bracket 31 and a lower bracket 32.

One end of the upper bracket 31 is coupled to the support pawl 1 and the other end of the upper bracket 31 is coupled to the upper portion of the main antenna 10 to support the upper portion of the main antenna 10.

The upper bracket 31 is configured to adjust the orientation angle of the main antenna 10 with respect to the support pawl 1. That is, the upper bracket 31 can move the upper portion of the antenna forward or backward through the multi-stage hinge method.

The upper bracket 31 may include a first upper joint portion 31a, a first joint portion 31b, a second joint portion 31c, and a second upper joint portion 31d.

The first upper engaging portion 31a is formed in a 'C' shape to be coupled to the support pawl 1, and a groove corresponding to the shape of the support pawl 1 is formed at a contact portion with the support pawl 1 . Although not shown in the figure, the first upper engaging portion 31a is provided with a fixing member (not shown) through the support pawl 1 through a coupling portion (not shown) of the support pawl 1 corresponding to the contact surface with the support pawl 1 And can be fixedly coupled to the support pawl 1 by using the same. Here, the fixing member may be a bolt and a nut.

The first joint 31b may be rotatably coupled to the first upper joint 31a. That is, the first joint 31b may be composed of a plurality of bars that can be pivotably coupled to the portions protruding from both side portions of the contact surface with the support pawl 1.

The second joint 31c can be pivotally coupled to the first joint 31b. In other words, the second joint 31c may be constituted of a plurality of joints that can be pivotally coupled to the first joints 31b formed of a plurality of bars.

The second upper coupling portion 31d may be formed in a 'C' shape protruding in the direction of the second joint 31c from a portion contacting the main antenna 10 and a portion contacting the second upper coupling portion 31d. The protruding portion of the second upper coupling portion 31d is rotatably coupled to the second joint portion 31c and the portion of the second upper coupling portion 31d that is in contact with the main antenna 10 can be fixedly coupled to the main antenna 10.

One end of the lower bracket 32 is coupled to the support pawl 1 and the other end of the lower bracket 32 is coupled to the lower portion of the main antenna 10 to pivot in accordance with the movement of the main bracket 30, ) Can be mechanically tilted.

The lower bracket 32 may include a first lower coupling portion 32a and a second lower coupling portion 32b.

The first lower coupling portion 32a is formed in a 'C' shape as a portion to be coupled to the support pole 1 and a groove corresponding to the shape of the support pole 1 is formed at a contact portion with the support pole 1 . Although not shown, the first lower engaging portion 32a is provided with a fixing member (not shown) through the support pawl 1 through a coupling portion (not shown) of the support pawl 1 corresponding to the contact surface with the support pawl 1 And can be fixedly coupled to the support pawl 1 by using the same. Here, the fixing member may be a bolt and a nut.

The second lower coupling portion 32b may be formed in a 'C' shape protruding from the portion contacting the main antenna 10 and the portion contacting the first lower coupling portion 32a. The protruding portion of the second lower coupling portion 32b is rotatably coupled to the first lower coupling portion 32a and the portion of the second lower coupling portion 32b contacting the main antenna 10 can be fixedly coupled to the main antenna 10. [

The additional bracket 40 may include an upper additional bracket 41 and a lower additional bracket 42.

One side of the upper additional bracket 41 may be fixedly coupled to the second joint 31c of the upper bracket 31 and the other side may be fixedly coupled to the upper portion of the additional antenna 20. [ That is, the upper additional bracket 41 may be fixedly coupled to the second joint 31c where the upper bracket 31 is finally tilted to tilt the additional antenna 20 together with the main antenna 10.

The upper additional bracket 41 includes a first upper additional engaging portion 41a, a first extended portion 41b, and a second upper additional engaging portion 42c.

The first upper additional coupling portion 41a may be fixedly coupled to the second joint portion 31c of the upper bracket 31. [ That is, the first upper additional joining portion 41a may be fixedly attached to the outer surface of the second joint 31c and move together with the second joint 31c.

The first extending portion 41b may be a portion extending from the first upper additional engaging portion 41a to the side. That is, the first extension portion 41b extends from the first upper additional joining portion 41a for positioning the additional antenna 20 on the side of the main antenna 10 and extends from the main antenna 10 to the additional antenna 20 It can serve as a supporting support.

The second upper additional coupling portion 42c may be connected to the first extension portion 41b and fixedly coupled to the upper portion of the additional antenna 20. [ Here, the second upper additional engaging portion 42c is formed in a 'C' shape, and each protruding portion is engaged with the first extending portion 41b. Here, the second upper additional joining portion 42c may further comprise a bar connecting the protruded portions for durability.

One side of the lower additional bracket 42 is rotatably coupled to the first lower coupling portion 32a and the other side of the lower additional bracket 42 is coupled to the lower portion of the additional antenna 20. [ Here, the lower additional bracket 42 may interlock with the upper additional bracket 41 to tilt the additional antenna 20 together with the main antenna 10.

The lower additional bracket 42 may include a first lower additional engaging portion 42a, a second extended portion 42b, and a second lower additional engaging portion 42c.

The first lower additional engaging portion 42a may be rotatably coupled to the first lower engaging portion 32a of the lower bracket 32. [ That is, the first lower additional engaging portion 42a may be configured to rotate in accordance with the movement of the upper bracket 31 and the upper additional bracket 41.

The second extended portion 42b may be a portion extending from the first lower additional engaging portion 42a to the side. The second extension portion 42b extends from the second lower additional engaging portion 42c to locate the additional antenna 20 from the main antenna 10 to position the additional antenna 20 on the side of the main antenna 10 It can serve as a supporting support.

The second lower additional joining portion 42c may be connected to the second extending portion 42b and fixedly coupled to the lower portion of the additional antenna 20. [ Here, the second lower additional engaging portion 42c is formed in a 'C' shape, and each protruding portion is engaged with the second extending portion 42b. Here, the second lower additional joining portion 42c may further comprise a bar connecting the protruded portions for durability.

As described above, the additional antenna mounting bracket 50 according to the embodiment of the present invention includes the main bracket 30 for fixing the main antenna 10, the additional bracket 30 fixed to the main bracket 30, It is possible to provide the additional antenna 20 easily without replacing the antenna or installing a separate support pole 1 in order to add another service to the existing service network or to increase the data capacity of the existing service, .

The additional antenna mounting bracket 50 according to the embodiment of the present invention is configured to tilt the additional bracket 40 together with the main bracket 30 for adjusting the directing angle of the main antenna 10, And the additional antenna 20 can be uniformly adjusted.

It should be noted that the embodiments disclosed in the drawings are merely examples of specific examples for the purpose of understanding, and are not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

10: main antenna 20: additional antenna
30: Main bracket 31: Upper bracket
31a: first upper coupling portion 31b: first joint portion
31c: second joint part 31d: second upper joint part
32: lower bracket 32a: first lower coupling portion
32b: second lower coupling portion 40: additional bracket
41: upper addition bracket 41a: first upper additional coupling part
41b: first extension part 41c: second upper extension part
42: lower add-on bracket 42a: first lower add-
42b: second extending portion 42c: second lower additional engaging portion
50: Additional antenna mounting bracket 100: Antenna device

Claims (5)

An upper bracket coupled to an upper portion of the main antenna to adjust a directional angle of the main antenna, and a lower bracket interlocked with the upper bracket and rotatably coupled to the lower portion of the main antenna;
An upper additional bracket fixedly coupled to the upper bracket on one side and fixed to the upper portion of the additional antenna to tilt the additional antenna together with the main antenna, one side of the upper additional bracket being rotatably coupled to the lower bracket, An additional bracket coupled to a lower portion of the additional antenna and including a lower additional bracket interlocked with the upper additional bracket to tilt the additional antenna with the main antenna; / RTI >
The upper bracket
A first upper engaging portion fixed to the support pole;
A first joint part pivotally coupled to the first upper joint part;
A second joint part pivotally coupled to the first joint part;
A second upper coupling part pivotally coupled to the second joint part and coupled to an upper portion of the main antenna; Lt; / RTI >
The upper additional bracket
A first upper additional engaging portion fixedly coupled to the second joint portion of the upper bracket;
A first extending portion connected to the first upper additional coupling portion and extending to the side from the first upper additional coupling portion;
A second upper additional connector coupled to the first extension and coupled to an upper portion of the additional antenna;
And an additional antenna mounting bracket. delete delete The method according to claim 1,
The lower bracket
A first lower coupling portion fixed to the support pole;
A second lower coupling part pivotally coupled to the first lower coupling part and coupled to a lower portion of the main antenna; Lt; / RTI >
The lower additional bracket
A first lower additional engaging portion rotatably coupled to the first lower engaging portion of the lower bracket;
A second extension connected to the first lower additional coupling portion and extending from the first lower additional coupling portion to the side;
A second lower additional coupling portion connected to the second extension portion and coupled to a lower portion of the additional antenna;
And an additional antenna mounting bracket. Support pole;
A main antenna coupled to the support pawl to emit a beam;
An additional antenna provided at a side of the main antenna to radiate an additional beam together with the main antenna;
An upper bracket coupled to an upper portion of the main antenna to adjust a steering angle of the main antenna, a main bracket including a lower bracket rotatably coupled to the lower portion of the main antenna in cooperation with the upper bracket, And an upper additional bracket fixedly coupled to the upper portion of the additional antenna and tilting the additional antenna together with the main antenna, wherein one side is pivotally coupled to the lower bracket, and the other side is connected to the additional antenna An additional antenna mounting bracket including an additional bracket coupled to the lower portion and including a lower additional bracket interlocked with the upper additional bracket to tilt the additional antenna with the main antenna; / RTI >
The upper bracket
A first upper engaging portion fixed to the support pawl;
A first joint part pivotally coupled to the first upper joint part;
A second joint part pivotally coupled to the first joint part;
A second upper coupling part pivotally coupled to the second joint part and coupled to an upper portion of the main antenna; Lt; / RTI >
The upper additional bracket
A first upper additional engaging portion fixedly coupled to the second joint portion of the upper bracket;
A first extending portion connected to the first upper additional coupling portion and extending to the side from the first upper additional coupling portion;
A second upper additional connector coupled to the first extension and coupled to an upper portion of the additional antenna;
And an antenna device (10).
KR1020150131395A 2015-09-17 2015-09-17 Additional antenna mounting bracket and antenna device using the same KR101720484B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150131395A KR101720484B1 (en) 2015-09-17 2015-09-17 Additional antenna mounting bracket and antenna device using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150131395A KR101720484B1 (en) 2015-09-17 2015-09-17 Additional antenna mounting bracket and antenna device using the same

Publications (2)

Publication Number Publication Date
KR20170033926A KR20170033926A (en) 2017-03-28
KR101720484B1 true KR101720484B1 (en) 2017-04-11

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Publication number Priority date Publication date Assignee Title
EP3778488A4 (en) 2018-03-27 2021-12-22 Daiichi Kigenso Kagaku Kogyo Co., Ltd. Ceramic powder, sintered body and battery

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100862143B1 (en) * 2007-05-03 2008-10-09 에스케이 텔레콤주식회사 Antenna fixing apparatus with a adjustment function
KR200442840Y1 (en) * 2008-07-10 2008-12-15 주식회사 아이두잇 Support Bracket for Satellite Antenna

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100862143B1 (en) * 2007-05-03 2008-10-09 에스케이 텔레콤주식회사 Antenna fixing apparatus with a adjustment function
KR200442840Y1 (en) * 2008-07-10 2008-12-15 주식회사 아이두잇 Support Bracket for Satellite Antenna

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