KR19990011744A - Antenna - Google Patents

Antenna Download PDF

Info

Publication number
KR19990011744A
KR19990011744A KR1019970034953A KR19970034953A KR19990011744A KR 19990011744 A KR19990011744 A KR 19990011744A KR 1019970034953 A KR1019970034953 A KR 1019970034953A KR 19970034953 A KR19970034953 A KR 19970034953A KR 19990011744 A KR19990011744 A KR 19990011744A
Authority
KR
South Korea
Prior art keywords
antenna
metal
radio wave
metal plate
wave absorber
Prior art date
Application number
KR1019970034953A
Other languages
Korean (ko)
Other versions
KR100245396B1 (en
Inventor
배기형
Original Assignee
이돈신
주식회사 하이게인안테나
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 이돈신, 주식회사 하이게인안테나 filed Critical 이돈신
Priority to KR1019970034953A priority Critical patent/KR100245396B1/en
Publication of KR19990011744A publication Critical patent/KR19990011744A/en
Application granted granted Critical
Publication of KR100245396B1 publication Critical patent/KR100245396B1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/108—Combination of a dipole with a plane reflecting surface
    • 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
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/008—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems with a particular shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path

Abstract

본 태안테나는 종래의 반사판부 지향성 안테나에서 발생하는 타통신간의 간섭중 특히 안테나 후방지역에서 일어나는 통신장애를 개선하고 양질의 통신환경을 구축하기 위해 개발하였다. 기존의 반사판부 지향성 안테나는 전후방비가 25dB-30dB 정도로 안테나 후방지역으로 불필요한 전파를 복사함으로써 타통신간에 간섭을 일으키고 있으며, 이에 대한 해결책으로 안테나의 전후방비가 매우 높은 안테나의 개발이 절실히 요구되어져 왔다.This antenna has been developed to improve the communication failure and to establish a high quality communication environment among the interference between other communications occurring in the conventional reflector directional antenna, especially in the rear region of the antenna. Conventional reflector directional antennas cause unnecessary interference by other radio waves by radiating unnecessary radio waves to the rear region of antenna with 25dB-30dB front and rear, and as a solution for this, there is an urgent need for the development of antennas with very high antenna front and rear ratio.

따라서 본 태안테나는 전후방비를 50dB이상까지 억제함으로써 안테나 후방지역에서 일어날 수 있는 타통신간의 간섭을 획기적으로 개선하였다.Therefore, this antenna reduces the front-to-back ratio by more than 50dB, which drastically improves the interference between other communications that may occur in the rear area of the antenna.

본 안테나의 구성은 안테나의 복사소자, 금속반사판, 금속판 □각태, 전파흡수채, 금속반사판 후면 전파흡수채, 방습카바, 고주파 급전 콘넥터 그리고 금속판 등으로 되어있으며, 안테나 복사소자로는 평면형 안테나 복사소자, 2다이폴 안테나 복사소자, 2다이폴 안테나 양편파 복사소자, 1 다이폴 안테나 양편파 복사소자 그리고 1다이폴 안테나 복사소자를 각각의 다른 태 안테나 장치로 사용하였다. 금속 반사판에 안테나 복사소자를 부착한 지향성 안테나 주변에 금속판 □각태의 높이를 사용주파수의 약 사분의 일 파장 정도의 길이로 하고, 금속판 □각태의 간격은 사용주파수의 약 사분의 일파장 이하의 크기로 하여 안테나 주변을 □각으로 둘러싸고, 금속판 □각태의 간격 사이와 반사판 뒷면에 전자파흡수채를 삽입하여 고전후방비의 안테나를 개발하였으며, 필요에 따라 안테나의 전후방비 양의 조절은 전자파흡수채와 금속판 □각태의 수를 필요에 따라 늘림으로써 50dB 이상의 매우 높은 전후방비도 얻을 수 있다. 따라서 본 안테나의 발명은 이동통신용에서 방송용 등에 이르기까지 광범위하게 사용할 수 있으며, 특히 이동통신 분야에서는 안테나의 전후방비를 최소화해서 타통신간의 간섭을 억제함으로써 통신의 질적향상에 획기적인 개선된 특성을 얻을 수 있다.The antenna consists of a radiating element, a metal reflecting plate, a metal plate □ square, a radio wave absorber, a radio wave absorber on the back of the metal reflecting plate, a moistureproof cover, a high frequency feed connector, and a metal plate. , Two dipole antenna radiator, two dipole antenna double polarization radiator, one dipole antenna double polarization radiator and one dipole antenna radiator were used as different antenna devices. Metal plate around the directional antenna with antenna radiating element attached to the metal reflector plate □ The height of the angular shape should be about one quarter of the wavelength of the operating frequency, and the metal plate □ The angular spacing should be about one fourth the wavelength or less of the operating frequency. The antenna was surrounded by an angle, surrounded by an angle, and a metal plate was inserted between the gaps and on the back of the reflector to develop an antenna with high rear-view ratio. Metal plates □ By increasing the number of shapes as needed, very high front and rear ratios of more than 50 dB can be obtained. Therefore, the invention of the antenna can be used in a wide range from mobile communication to broadcasting, etc. In particular, in the mobile communication field, it is possible to obtain a significant improvement in the quality of communication by minimizing the front and rear cost of the antenna and suppressing interference between other communication. have.

Description

태 안테나Antenna

제 1도의 (ㄱ)은 태 안테나의 정면도(A) of FIG. 1 is a front view of the antenna

(ㄴ)은 태 안테나의 측면도(B) is a side view of a large antenna

(ㄷ)은 태 안테나의 평면도(C) is a plan view of the antenna

제 2도는 (ㄱ)은 금속반사판부 평면형 지향성 안테나2 shows a) the planar directional antenna of the metal reflector plate part.

(ㄴ)은 금속반사판부 수직다이폴 수직 2배열 반사판부 지향성 안테나(B) silver metal reflector plate vertical dipole vertical two-array reflector plate directional antenna

(ㄷ)은 금속반사판부 그다이폴 앙편파 반사판부 지향성 안테나(C) is a metal reflector gdipole anti-polarization reflector part directional antenna

(ㄹ)은 금속반사판부 1다이폴 양편파 반사판부 지향성 안테나(D) 1 dipole polarized light reflector part directional antenna

(ㅁ)은 금속반사판부 1다이폴 수직 1배열 반사판부 지향성 안테나(ㅁ) is a metal reflector plate part 1 dipole vertical 1 array reflector part directional antenna

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 안테나 복사소자, 11: 평면형 안테나 복사소자, 12: 2다이폴 안테나 복사소자, 13: 2다이폴 안테나 양편파 복사소자, 14: 1다이폴 안테나 양편파 복사소자, 15: 1다이폴 안테나 복사소자, 2 : 금속반사판, 31, 32, 33: 금속판 □각태, 41, 42, 43: 전파흡수채, 5 : 금속반사판 후면 전파흡수채, 6 : 방습카바, 7 : 고주파 급전 콘넥터, 8 : 금속판DESCRIPTION OF REFERENCE NUMERALS 1: antenna radiating element, 1 1 : planar antenna radiating element, 1 2 : 2 dipole antenna radiating element, 1 3 : 2 dipole antenna both polarization radiating element, 1 4 : 1 dipole antenna both polarizing radiating element, 1 5 : 1 dipole Antenna radiating element, 2: Metal reflector plate, 3 1 , 3 2 , 3 3 : Metal plate □ Shape, 4 1 , 4 2 , 4 3 : Radio wave absorber, 5: Metal radio absorber backside, 6: Moisture-proof cover, 7 : High frequency feed connector, 8: metal plate

본 태안테나는 고주파를 이용한 무선 이동통신, 고정통신함에 있어서 종래의 반사판부 지향성 안테나에서 발생하는 타통신간의 간섭중 특히 안테나 후방지역에서 일어나는 통신장애를 개선하고 양질의 통신환경을 구축하는데 그 목적이 있다.This antenna aims to improve the communication obstacles occurring in the rear region of the antenna and to build a high quality communication environment among other communications occurring in the conventional reflector directional antenna in wireless mobile communication and fixed communication using high frequency. have.

종래의 반사판부 지향성 안테나는 전후방비가 25dB - 30dB 정도로 안테나 후방지역으로 불필요한 전파를 복사함으로써 타통신간에 간섭을 일으키고 있으며, 이에 대한 해결책으로 안테나의 전후방비가 매우 높은 안테나의 개발이 절실히 요구되어져 왔다.Conventional reflector directional antennas cause interference between other communications by radiating unnecessary radio waves to the rear region of the antenna with a front and rear ratio of 25 dB to 30 dB. As a solution to this, development of an antenna having a very high front and rear antenna ratio has been urgently required.

따라서 본 태안테나는 전후 방비를 50dB이상까지 억제함으로써 안테나 후방지역에서 일어날 수 있는 타통신간의 간섭을 획기적으로 개선하였다.Therefore, this antenna has significantly improved the interference between other communications that may occur in the rear area of the antenna by suppressing the front and rear defense to more than 50dB.

본 발명의 구성을 보면Looking at the configuration of the present invention

제 2도의 금속반사판(2)에 안테나 복사소자(1, 11, 12, 13, 14, 15)를 부착한 지향성 안테나 (ㄱ), (ㄴ), (ㄷ), (ㄹ), (ㅁ) 등의 반사판부 안테나 주변에 제 1도와 같이 금속판 □ 각태(31, 32, 33)중 높이(H)를 사용주파수의 약 사분의 일 파장 정도의 길이로 하고, 간격(W)는 사용주파수의 약 사분의 일 파장 이하의 크기로하여 안테나 주변을 □각으로 여러겹 둘러싸고, 간격(W)사이에는 전파흡수채(41, 42, 43)를 삽입한다.Directional antennas (a), (b), (c) and (d) with antenna radiating elements (1, 1 1 , 1 2 , 1 3 , 1 4 , 1 5 ) attached to the metal reflector (2) of FIG. □ (H) of the metal plate (3 1 , 3 2 , 3 3 ) around the antenna of the reflector plate such as (1), (ㅁ), etc. W) should be less than about one quarter of the frequency used, and surround the antenna several times at an angle, and insert wave absorbers (4 1 , 4 2 , 4 3 ) between the gaps (W).

또한 반사판 뒷면에도 금속반사판 후면 전파흡수채(5)를 삽입하여 금속판(8)을 덮고 고주파 급전 콘넥터(7)에 고주파를 급전하는 안테나 장치로 전면은 방습카바(6)로 덮어서 방습한 안테나 장치이다.In addition, an antenna device that inserts a radio wave absorber (5) on the back of the reflector plate to cover the metal plate (8) and feeds a high frequency to the high frequency feed connector (7). .

위와 같이하여 전파복사가 정면방향으로 많아지고 후방으로는 전혀 나가지 않는 고전후방비 안테나로 전후방비가 50dB이상 개선된다.As described above, the front-to-back ratio is improved by more than 50dB with the high rear-facing antenna that the radio wave radiation increases in the front direction and does not go out at all in the rear.

또한, 전후방비의 양에 따라 약 35dB의 전후방비를 요구하는 경우는 금속판 □각태(31)와 전파흡수채(41)만 부착하고, 40dB이상의 전후방비를 요구하는 경우는 금속판 □각태(31, 32)와 전파흡수채(41, 42)를 각 2조씩 부착한다. 또한 50dB이상의 높은 전후방비를 구현할 경우는 금속판 □각태(31, 32, 33)와 전파흡수채(41, 42, 43)를 각 3조씩 부착하여 구성한다.In addition, depending on the amount of front-to-back ratio, only 35 dB of front and rear ratio is required, and only the square (3 1 ) and radio wave absorber (4 1 ) are attached. 3 1 , 3 2 ) and two radio wave absorbers (4 1 , 4 2 ) are attached. In addition, in the case of high front and rear ratio of more than 50dB, metal plate □ (3 1 , 3 2 , 3 3 ) and radio wave absorber (4 1 , 4 2 , 4 3 ) are attached to each of 3 sets.

상기와 같이 구성할 경우 이동통신용에서 방송용 등에 이르기까지 광범위하게 사용 할 수 있으며, 특히 이동통신 분야에서는 안테나의 전후방비를 최소화해서 타통신간의 간섭을 억제함으로써 통질의 질적향상에 획기적인 개선된 효과를 얻을 수 있다.In the above configuration, it can be used in a wide range from mobile communication to broadcasting, and especially in the mobile communication field, by minimizing the front and rear cost of the antenna and suppressing interference between other communications, it is possible to obtain a drastically improved effect on the quality of the flow. Can be.

Claims (2)

전파를 이용한 이동통신 기지국 또는 고정국 송신ㆍ수신 안테나 장치를 제1도 및 제2도의 금속 반사판부 지향성 안테나(ㄱ), (ㄴ), (ㄷ), (ㄹ), (ㅁ)등에 금속반사판(2)과 복사소자(1, 11, 12, 13, 14, 15)로 구성한 안테나 장치 주변에 제 1도와 같이 금속판 □각태(31, 32, 33)를 사용주파수의 약 사분의 일 높이(H)와 사용주파수의 약 사분의 일 간격(W)으로 둘러싸고 간격(W)사이에 전파흡수채를 채우고 안테나 금속반사판(2) 뒷면에 금속 반사판 후면 전파흡수채(5)를 채우고 금속판(8)을 덮어서 방수하고, 고주파 급전 콘넥터를 부착하여 전방으로만 전파복사하고 후방으로 복사되는 전파의 양을 대폭 줄여서 전후방비가 50dB이상되게 하고 전방은 방습카바(6)를 부착하여 방습처리한 고전후방비용 태 안테나.A mobile communication base station or a fixed station transmitting / receiving antenna device using radio waves is applied to the metal reflector plate (a), (b), (c), (r), and (ㅁ) in the metal reflector plate portions of FIGS. ) And a metal plate (3 1 , 3 2 , 3 3 ) as shown in Fig. 1 around the antenna unit consisting of the radiation element (1, 1 1 , 1 2 , 1 3 , 1 4 , 1 5 ) Enclose the wave absorber between the height (H) and about one quarter of the frequency (W), fill the wave absorber between the gap (W), and place the radio wave absorber (5) on the back of the metal reflector on the back of the antenna metal reflector (2). Fill and cover the metal plate (8) to be waterproof, attach the high frequency feeding connector to radio wave forward only, and greatly reduce the amount of radio wave radiated to the rear to make the front and rear ratio more than 50dB A high-cost rearview antenna. 제 1항에 있어서 안테나 전후방비 크기에 따라 금속판 □각태(31)와 전파흡수채(41)만 부착하여 약간 낮은 전후방비가 되게 하거나 금속판 □각태(31, 32)와 전파흡수재(41, 42)를 2중으로 사용하여 약간 높은 전후방비를 되게 하고, 또는 금속판 □각태(31, 32, 33)와 전파흡수채(41, 42, 43)를 3중으로 부착하여 매우 높은 전후방비 갖도록하며, 더욱 전후방비를 높일려면 금속판 □각태(31, 32, 33)와 전파흡수채(41, 42, 43)를 4중, 5중 등으로 많이 부착하여 더욱 높은 전후방비 성능을 가질 수 있는 고전후방비용 태 안테나 장치.According to claim 1, depending on the size of the front and rear antenna, the metal plate (3 1 ) and the radio wave absorber (41) is attached to give a slightly lower front and rear ratio, or the metal plate (3 1 , 3 2 ) and radio wave absorber (4 1). , 4 2 ) in double to give a slightly higher front and rear ratio, or metal plate □ (3 1 , 3 2 , 3 3 ) and radio wave absorber (4 1 , 4 2 , 4 3 ) To have a very high front and rear ratio, and to further increase the front and rear ratio, attach a lot of metal plates (3 1 , 3 2 , 3 3 ) and radio wave absorbers (4 1 , 4 2 , 4 3 ) in quadruple, five, etc. High rear-cost antenna device that can have a higher front and rear cost performance.
KR1019970034953A 1997-07-25 1997-07-25 Front to back ratio adjustable circumference antenna KR100245396B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019970034953A KR100245396B1 (en) 1997-07-25 1997-07-25 Front to back ratio adjustable circumference antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970034953A KR100245396B1 (en) 1997-07-25 1997-07-25 Front to back ratio adjustable circumference antenna

Publications (2)

Publication Number Publication Date
KR19990011744A true KR19990011744A (en) 1999-02-18
KR100245396B1 KR100245396B1 (en) 2000-02-15

Family

ID=19515614

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970034953A KR100245396B1 (en) 1997-07-25 1997-07-25 Front to back ratio adjustable circumference antenna

Country Status (1)

Country Link
KR (1) KR100245396B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100883954B1 (en) * 2007-02-15 2009-02-18 주식회사 이엠따블유안테나 Circularly polarized antenna, antenna for relay station and relay station and mobile communication system using the same
KR101447553B1 (en) * 2013-10-30 2014-10-13 한국전자통신연구원 Multi band GNSS fixed reception pattern antenna apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101484155B1 (en) * 2013-07-15 2015-01-21 주식회사 굿텔 Antenna comprising multi reflector

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0145398B1 (en) * 1995-02-04 1998-08-01 이돈신 Directivity antenna for forward/backward ratio with high wave radiation
KR0148229B1 (en) * 1995-04-29 1998-08-17 이돈신 Apparatus for directivity antenna with removing interference wave

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100883954B1 (en) * 2007-02-15 2009-02-18 주식회사 이엠따블유안테나 Circularly polarized antenna, antenna for relay station and relay station and mobile communication system using the same
KR101447553B1 (en) * 2013-10-30 2014-10-13 한국전자통신연구원 Multi band GNSS fixed reception pattern antenna apparatus

Also Published As

Publication number Publication date
KR100245396B1 (en) 2000-02-15

Similar Documents

Publication Publication Date Title
CN109219905B (en) Base station antenna unit and method for installing base station antenna unit
US11205852B2 (en) Multi-band base station antennas having integrated arrays
CN109586043B (en) Base station antenna with lens for reducing upwardly directed radiation
US5710569A (en) Antenna system having a choke reflector for minimizing sideward radiation
US11652288B2 (en) Antenna
US5940044A (en) 45 degree polarization diversity antennas
WO2018212825A1 (en) Base station antennas having reflector assemblies with rf chokes
KR20000007676A (en) Low side lobe dual polarization directional antenna having a chock reflector
WO2023029431A1 (en) Base station antennas having at least one grid reflector and related devices
KR200235289Y1 (en) Directivity antenna for suppressing sideband in side direction
CN216161931U (en) Multi-frequency multi-beam Luneberg ball lens antenna
US11695197B2 (en) Radiating element, antenna assembly and base station antenna
KR19990011744A (en) Antenna
CN106654595B (en) Vehicle-mounted antenna with high gain and low profile
EP4123829A1 (en) Antenna apparatus and radio communication device
CN208299046U (en) A kind of high-isolation dual-band and dual-polarization omnidirectional antenna
JP2645700B2 (en) Dual frequency corner antenna device
KR20040009635A (en) Antenna for microwave repeater highly improving front-to-back ratio
WO2023123342A1 (en) Base station antennas with external pim shielding structures and related devices
CN108448253A (en) A kind of high-isolation dual-band and dual-polarization omnidirectional antenna
CN217334387U (en) Base station antenna and base station antenna assembly
US20230395987A1 (en) Base station antennas having at least one grid reflector and related devices
CN212485546U (en) Radiating element, antenna assembly and base station antenna
WO2023207916A1 (en) Base station antenna and base station
CN116266664A (en) Antenna system and communication equipment

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20081201

Year of fee payment: 10

LAPS Lapse due to unpaid annual fee