KR100344625B1 - A Directional Coupler - Google Patents
A Directional Coupler Download PDFInfo
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- KR100344625B1 KR100344625B1 KR1020000042672A KR20000042672A KR100344625B1 KR 100344625 B1 KR100344625 B1 KR 100344625B1 KR 1020000042672 A KR1020000042672 A KR 1020000042672A KR 20000042672 A KR20000042672 A KR 20000042672A KR 100344625 B1 KR100344625 B1 KR 100344625B1
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- 238000000034 method Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20336—Comb or interdigital filters
- H01P1/20345—Multilayer filters
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- Coils Or Transformers For Communication (AREA)
Abstract
본 발명은 단말기의 송신단에서 출력단을 감시하는 장치인 커플러에 있어서, 간단한 인쇄공정으로 커플러의 제작이 용이하며, 제품의 신뢰성을 향상시킬수 있도록 한 지향성 커플러에 관한 것으로서 그 기술적인 구성은, 외부접지단에 연결토록 접지전극이 형성되는 커버시트와 상기 접지전극과 비어홀을 통하여 연결토록 되면서 다수의 요철부를 갖는 동작전극이 동작시트의 둘레에 형성되어 커버시트와 동작시트의 적층시 커플링되는 면적을 증가시키도록 하는 것을 요지로 한다.The present invention relates to a directional coupler in which a coupler, which is a device for monitoring an output terminal at a transmitting end of a terminal, is easily manufactured by a simple printing process and improves the reliability of the product. The cover sheet to which the ground electrode is formed to be connected to the ground sheet and the ground electrode to be connected through the via hole, and the operation electrode having a plurality of uneven parts is formed around the operating sheet to increase the area coupled when the cover sheet and the operation sheet are laminated. The point is to make it.
Description
본 발명은 단말기의 송신단에서 출력단을 감시하는 커플러에 있어서, 유전체시트의 둘레에 다수의 요철부를 갖는 동작전극패턴을 일체로 형성하여 커플링 면적을 증가시킬수 있도록 한 지향성 커플러에 관한 것이다.The present invention relates to a directional coupler in which a coupler for monitoring an output terminal at a transmitting end of a terminal can increase a coupling area by integrally forming an operation electrode pattern having a plurality of uneven parts around a dielectric sheet.
일반적으로 알려져 있는 종래의 커플러는 도1에 도시한 바와같이, 단말기의 송신단에서 출력단의 감시용으로 사용되며, 외부의 접지단자(10)에 일체로 연결되는 접지전극(15)을 갖는 상하부 유전체시트(20)(25)에 나선형 패턴을 갖도록 동작전극(30)이 인쇄되는 복수의 내부 유전체시트(35)가 적층되며, 상기 상하부 유전체시트(20)(25)와 내부 유전체시트(35)가 연결전극(40)이 인쇄되는 연결 유전체시트(45)에 의해 연결되는 구성으로 이루어 진다.Conventionally known conventional couplers, as shown in Figure 1, is used for monitoring the output terminal at the transmitting end of the terminal, the upper and lower dielectric sheet having a ground electrode 15 integrally connected to the external ground terminal 10 A plurality of internal dielectric sheets 35 on which the working electrodes 30 are printed are stacked on the 20 and 25 spiral patterns, and the upper and lower dielectric sheets 20 and 25 and the internal dielectric sheets 35 are connected to each other. The electrode 40 is made of a configuration connected by the connecting dielectric sheet 45 is printed.
상기와 같은 커플러는, 상하부 유전체시트(20)(25)와 연결유전체시트(45)및 내부유전체시트(35)의 적층시 각각의 유전체시트에 형성되는 전극이 유전체시트의 외측으로 돌출되는 각각의 외부단자(50)에 연결되어 커플러의 실장시 커플러의 내측에 전원및 신호를 공급함은 물론 커플러에서 출력되는 신호를 기판에 전달토록 하는 것이다.As described above, the coupler includes electrodes formed on respective dielectric sheets when the upper and lower dielectric sheets 20 and 25, the connecting dielectric sheet 45, and the inner dielectric sheet 35 are laminated. It is connected to the external terminal 50 to supply power and signals to the inside of the coupler when mounting the coupler, as well as to transmit the signal output from the coupler to the substrate.
그러나 상기와 같은 커플러는, 나선형 패턴을 갖도록 형성되는 커플링 전극(30)의 형성이 미세한 선폭과 선간격을 갖도록 형성됨으로써 전극의 형성공정이 힘들게 됨은 물론 전극간의 잦은 쇼트가 발생되어 제품에 신뢰성을 해치게 되는 단점이 있는 것이다.However, the coupler as described above, the coupling electrode 30 formed to have a spiral pattern is formed to have a fine line width and line spacing, which makes the formation process of the electrode difficult, as well as frequent shorts between the electrodes resulting in reliability in the product. The disadvantage is that it hurts.
본 발명은 상기한 바와같은 종래의 여러 문제점들을 개선하기 위한 것으로서 그 목적은, 커플링 전극의 형성이 용이하여 작업성이 향상됨은 물론 인쇄공정이 간단하고, 커플링 면적을 극대화 하여 동종의 부품에 대비하여 특성을 향상시킬수 있으며, 항상 일정한 커플링 면적의 형성이 가능하여 재품의 신뢰성을 향상시킬수 있도록 한 지향성 커플러를 제공하는데 있다.The present invention is to improve the various problems as described above, the purpose of which is to form a coupling electrode is easy to improve the workability as well as the printing process is simple, maximize the coupling area to the same type of parts In contrast, the characteristics can be improved, and the constant coupling area can be formed at all times to provide a directional coupler that can improve the reliability of the product.
도1은 종래의 커플러 적층상태를 도시한 개략도1 is a schematic diagram showing a conventional coupler stacked state
도2는 본 발명에 따른 커플러의 적층 상태를 도시한 개략도2 is a schematic diagram showing a laminated state of a coupler according to the present invention;
도3A,B는 본 발명에 따른 커플러의 특성곡선을 도시한 그래프도3A and 3B are graphs showing characteristic curves of a coupler according to the present invention.
* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings
100...커버시트 110...접지전극100 ... Cover sheet 110 ... Ground electrode
200...동작시트 220...동작전극200 ... operation sheet 220 ... operation electrode
300...연결시트300 ... connection sheet
상기 목적을 달성하기 위한 기술적인 구성으로서 본 발명은, 외부단자에 연결토록 접지전극이 형성되는 상하부커버시트와 상기 접지전극과 비어홀을 통하여 연결토록 되면서 다수의 요철부를 갖는 동작전극이 형성되는 동작시트및 상기 동작시트와 커버시트를 연결토록 다수의 요철부를 갖는 연결전극이 둘레에 형성되는 연결시트를 포함하여 구성되는 지향성 커플러를 마련함에 의한다.The present invention as a technical configuration for achieving the above object, the upper and lower cover sheet and the ground electrode is formed so as to connect to the external terminal and the operation electrode having a plurality of concave-convex portion is formed to be connected through the ground electrode and the via hole And by providing a directional coupler comprising a connecting sheet is formed around the connecting electrode having a plurality of irregularities to connect the operation sheet and the cover sheet.
이하, 첨부된 도면에 의거하여 본 발명의 실시예를 상세하게 설명하면 다음과 같다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.
도2는 본 발명에 따른 커플러의 적층 상태를 도시한 개략도이고, 도3A,B는 본 발명에 따른 커플러의 특성곡선을 도시한 그래프도로서 본 발명은, 상,하측 커버시트(100)와 상기 커버시트(100)의 상하측에 적층되는 연결시트(300) 및 상기 연결시트(300)와 전기적으로 연결토록 적층되는 동작시트(200)로서 커플러(400)가 형성된다.Figure 2 is a schematic diagram showing the laminated state of the coupler according to the present invention, Figure 3A, B is a graph showing the characteristic curve of the coupler according to the present invention, the present invention, the upper and lower cover sheet 100 and the Coupler 400 is formed as a connection sheet 300 to be stacked on the upper and lower sides of the cover sheet 100 and the operation sheet 200 to be electrically connected to the connection sheet 300.
상기 커버시트(100)는, 커플러(400)에 외측에 형성되는 다수의 외부단자(500)중 접지단자(500A)에만 연결토록 상측면 내측에 접지전극(110)이 형성된다.The cover sheet 100 has a ground electrode 110 formed inside the upper side of the coupler 400 so as to be connected to only the ground terminal 500A among the plurality of external terminals 500 formed outside.
상기 접지전극(110)의 일측에 적층되는 연결시트(300)는, 다수의 요철부(310)를 갖는 연결전극(320)이 복수의 연결시트(330)의 둘레에 형성되어 그 일단에 형성되는 비어홀(340)로서 접지전극(110)과 연결되고, 메인출력단자(500D)와 연결단자(500E)에 각각 연결된다.The connection sheet 300 stacked on one side of the ground electrode 110 has a connection electrode 320 having a plurality of uneven portions 310 formed around the plurality of connection sheets 330 and formed at one end thereof. The via hole 340 is connected to the ground electrode 110 and is connected to the main output terminal 500D and the connection terminal 500E, respectively.
상기 연결전극(320)과 전기적으로 연결되는 복수의 동작시트(200)는, 상기 연결전극(320)과 비어홀(340)을 통하여 연결토록 일단에 비어홀(210)이 형성되는 동작전극(220)이 각각 형성되며, 상기 동작전극(220)은 다수의 요철부(230)를 갖으면서 동작시트(200)의 둘레에 형성되고, 상기 복수의 동작전극(220)은 비어홀(210)에 의해 상호 전기적으로 연결되면서 입력단자(500B)와 커플출력단자(500C)에 각각 연결되는 구성으로 이루어 진다.The plurality of operation sheets 200 electrically connected to the connection electrode 320 may include operation electrodes 220 having a via hole 210 formed at one end thereof so as to be connected through the connection electrode 320 and the via hole 340. Each of the operation electrodes 220 is formed around the operation sheet 200 while having a plurality of uneven parts 230, and the plurality of operation electrodes 220 are electrically connected to each other by the via hole 210. While being connected is made of a configuration connected to the input terminal 500B and the couple output terminal (500C), respectively.
이와같은 구성으로 이루어진 본 발명의 작용을 설명하면 다음과 같다.Referring to the operation of the present invention made of such a configuration as follows.
도2 및 도3에 도시한 바와같이, 최상측및 최하측에 적층되어 위치토록 되는 커버시트(100)에는 다수의 커플러(400)의 형성시 디핑등에 의해 외부단자(500)가 일체로 형성되고, 상기 외부단자(500)중 접지단자(500A)에만 전기적으로 연결토록 되는 접지전극(110)이 일체로 적층 인쇄된다.2 and 3, the outer cover 500 is integrally formed on the cover sheet 100, which is stacked on the top and bottom, so as to be positioned by dipping or the like when a plurality of couplers 400 are formed. In addition, the ground electrode 110 which is electrically connected to only the ground terminal 500A of the external terminal 500 is integrally laminated and printed.
또한, 상기 접지전극(110)의 상하측에 각각 적층되는 연결시트(300)에는 비어홀(340)이 형성되어 그 내측에 도포되는 도전성 금속에 의해 다수의 요철부(310)를 갖으면서 연결시트(330)의 외주연에 형성토록 되는 연결전극(320)이 접지전극(110)과 전기적으로 연결된다.In addition, a via hole 340 is formed in each of the connection sheets 300 stacked on the upper and lower sides of the ground electrode 110, and has a plurality of uneven parts 310 by a conductive metal applied therein. The connection electrode 320 formed on the outer circumference of the 330 is electrically connected to the ground electrode 110.
이때, 상기 연결전극(320)의 단부는 외부단자(500)중 복수의 메인출력단자(500D)와 연결단자(500E)에 각각 연결토록 된다.At this time, an end of the connection electrode 320 is connected to the plurality of main output terminals 500D and the connection terminal 500E, respectively, of the external terminals 500.
그리고, 상기 연결전극(320)의 비어홀(340)과 비어홀(210)을 통하여 전기적으로 연결토록 되면서 양단이 외부단자(500)의 입력단자(500B)와 커플출력단자(500C)에 각각 연결되는 동작전극(220)이 다수의 요철부(230)를 갖도록 동작시트(200)의 외주연에 일정패턴으로 형성된다.Then, the both ends are electrically connected to the input terminal 500B and the couple output terminal 500C of the external terminal 500 while being electrically connected through the via hole 340 and the via hole 210 of the connection electrode 320. The electrode 220 is formed in a predetermined pattern on the outer circumference of the operation sheet 200 to have a plurality of uneven parts 230.
상기 상하측 커버시트(100)와 그 상,하측에 적층되는 연결시트(300) 및 상기 연결시트(300)의 상하측에 연결시트(300)와 전기적으로 연결토록 적층되는 동작시트(200)로서 커플러(300)가 형성될때 각각의 시트에 구성되는 전극은 외부단자(500)와 전기적으로 연결되어 커플러(300)를 기판에 적층할때 기판을 통하여 외부에서 전원및 신호를 공급받아 동작을 수행하며, 일정신호를 필터링하여 출력토록 한다.As the upper and lower cover sheet 100 and the operation sheet 200 which is laminated to the upper and lower sides, and the connection sheet 300 to be electrically connected to the connection sheet 300 on the upper and lower sides of the connection sheet 300 When the coupler 300 is formed, the electrode formed in each sheet is electrically connected to the external terminal 500, and when the coupler 300 is stacked on the substrate, the electrode receives power and signals from the outside through the substrate to perform an operation. Filter and output constant signal.
또한, 상기 다수의 요철부(230)(310)를 갖도록 되면서 시트의 외측 둘레에 근접토록 형성되는 커플링면적을 종래에 비하여 가일층 확대시켜 커플러의 효율을 향상시킴은 물론 전극을 형성이 용이하여 종래의 전극형성이 발생하는 숏트및 인쇄불량을 방지하여 작업성을 향상시킬수 있도록 하는 것이다.In addition, the coupling area formed to have the plurality of uneven parts 230 and 310 to be proximate to the outer circumference of the sheet is further enlarged as compared to the conventional to improve the efficiency of the coupler as well as to easily form the electrode. It is to improve workability by preventing short and printing defects in which electrode formation occurs.
이상과 같이 본 발명에 따른 지향성 커플러에 의하면, 커플링 전극의 형성이 용이하여 작업성이 향상됨은 물론 인쇄공정이 간단하고, 커플링 면적을 극대화 하여 동종의 부품에 대비하여 특성을 향상시킬수 있으며, 항상 일정한 커플링 면적의 형성이 가능하여 재품의 신뢰성을 향상시킬수 있도록 하는 등의 효과가 있다.According to the directional coupler according to the present invention as described above, the formation of the coupling electrode is easy to improve the workability, as well as the printing process is simple, maximize the coupling area to improve the characteristics compared to the same type of parts, It is possible to form a constant coupling area at all times, thereby improving the reliability of the product.
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| KR1020000042672A KR100344625B1 (en) | 2000-07-25 | 2000-07-25 | A Directional Coupler |
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| KR1020000042672A KR100344625B1 (en) | 2000-07-25 | 2000-07-25 | A Directional Coupler |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0446405A (en) * | 1990-06-13 | 1992-02-17 | Murata Mfg Co Ltd | Delay line and its manufacture |
| JPH05110314A (en) * | 1991-10-15 | 1993-04-30 | Hirose Electric Co Ltd | Directional coupler and its manufacture |
| US5404118A (en) * | 1992-07-27 | 1995-04-04 | Murata Manufacturing Co., Ltd. | Band pass filter with resonator having spiral electrodes formed of coil electrodes on plurality of dielectric layers |
| US5525954A (en) * | 1993-08-09 | 1996-06-11 | Oki Electric Industry Co., Ltd. | Stripline resonator |
| JPH09205307A (en) * | 1996-10-29 | 1997-08-05 | Soshin Denki Kk | Directional coupler and manufacture thereof |
| JP2000124705A (en) * | 1998-10-20 | 2000-04-28 | Matsushita Electric Ind Co Ltd | 2-band filter |
-
2000
- 2000-07-25 KR KR1020000042672A patent/KR100344625B1/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0446405A (en) * | 1990-06-13 | 1992-02-17 | Murata Mfg Co Ltd | Delay line and its manufacture |
| JPH05110314A (en) * | 1991-10-15 | 1993-04-30 | Hirose Electric Co Ltd | Directional coupler and its manufacture |
| US5404118A (en) * | 1992-07-27 | 1995-04-04 | Murata Manufacturing Co., Ltd. | Band pass filter with resonator having spiral electrodes formed of coil electrodes on plurality of dielectric layers |
| US5525954A (en) * | 1993-08-09 | 1996-06-11 | Oki Electric Industry Co., Ltd. | Stripline resonator |
| JPH09205307A (en) * | 1996-10-29 | 1997-08-05 | Soshin Denki Kk | Directional coupler and manufacture thereof |
| JP2000124705A (en) * | 1998-10-20 | 2000-04-28 | Matsushita Electric Ind Co Ltd | 2-band filter |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20020008680A (en) | 2002-01-31 |
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