CN103904405A - Identical-frequency combiner of dual-ring 3 dB electric bridge with rectangular disengaging levers - Google Patents
Identical-frequency combiner of dual-ring 3 dB electric bridge with rectangular disengaging levers Download PDFInfo
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- CN103904405A CN103904405A CN201410137772.XA CN201410137772A CN103904405A CN 103904405 A CN103904405 A CN 103904405A CN 201410137772 A CN201410137772 A CN 201410137772A CN 103904405 A CN103904405 A CN 103904405A
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- 230000008878 coupling Effects 0.000 claims abstract description 158
- 238000010168 coupling process Methods 0.000 claims abstract description 158
- 238000005859 coupling reaction Methods 0.000 claims abstract description 158
- 238000009413 insulation Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 abstract description 10
- 230000001808 coupling effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses an identical-frequency combiner of a dual-ring 3 dB electric bridge with rectangular disengaging levers. Due to the arrangement of a first annular coupling portion, a second annular coupling portion, a third coupling portion and a fourth coupling portion, the annular coupling effect can be greatly improved, the coupling coefficient calculated through simulation software is high, the coupling efficiency can reach 2950 KHz, the requirement for existing mainstream LTE technical standards is greatly met, the practicability is greatly improved, in addition, the identical-frequency combiner is simple in structure, not prone to damage and long in service life, and the isolation degree is greatly increased due to the arrangement of the four disengaging levers.
Description
Technical field
The present invention relates to same frequency combiner technical field, be specifically related to a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge.
Background technology
In same frequency combiner, main component is exactly 3dB electric bridge, and 3dB electric bridge is a kind of electric device that two kinds of identical signals of frequency is coupled into a road signal output; It requires the degree of coupling high, and accurately, frequency range is wide; In the communications industry, be widely used, wherein, in the newly-increased standard LTE of the communications industry, the frequency range of LTE standard-required is 2570MHz-2750MHz, in same frequency combiner in the market, the general coupling frequency width of 3dB electric bridge adopting is 600MHz-2400MHz, can not meet the frequency range of newly-increased LTE standard-required.In addition, 3dB in the market, for reaching wideband object, adopts different coupling line forms, causes mould waste, therefore has the shortcoming that production cost is higher; And isolation of hybrid coupler is in the market little.
Summary of the invention
The object of the invention is to overcome above-described shortcoming, provide that a kind of coupling frequency is wide can reach 2950MHZ and two coupling line shapes are identical, save cost, the same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge that isolation is large.
For achieving the above object, concrete scheme of the present invention is as follows: a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge, includes housing and be located at the 3dB electric bridge in housing; Described 3dB electric bridge includes the first coupling line and the second coupling line, and described the first coupling line comprises the first coupling part of annular and downward extended the 3rd coupling part from the first coupling part bottom; Described the first coupling line also includes the first output pin extending upward from the first coupling part one skew back, a skew back extended the first input pin downwards from the 3rd coupling part with respect to the first output pin; The free end of described the first output pin is established the first output, and the free end of the first input pin is established first input end;
Described the second coupling line comprises the second coupling part of annular and downward extended the 4th coupling part from the second coupling part bottom; Described the second coupling line also comprises the second output pin extending upward from the second coupling part one skew back, a skew back extended the second input pin downwards from the 4th coupling part with respect to the second output pin; The free end of described the second output pin is established the second output, and the free end of the first input pin is established the second input;
Described the first coupling line is parallel with the second coupling line and overlap, and between the first coupling part and the second coupling part are heavy, distance is 4mm-8mm;
The both sides of described the first coupling part and the second coupling part are respectively equipped with installing hole, between the installing hole of described the first coupling part and the corresponding installing hole of the second coupling part, be provided with insulation column, between described the first coupling part and the second coupling part, fix by insulation column;
Extend downwards on the interior ring top of described the first coupling part rectangular first declutcher control lever, the interior ring bottom of described the 3rd coupling part has extended upward rectangular the 3rd declutcher control lever, the transverse width of described the first declutcher control lever and the 3rd declutcher control lever is 2mm, is vertically highly 3mm;
Extend downwards on the interior ring top of described the 4th coupling part rectangular the 4th declutcher control lever, the interior ring bottom of described the second coupling part has extended upward rectangular second declutcher control lever, the transverse width of described the 4th declutcher control lever and the second declutcher control lever is 2mm, is vertically highly 3mm.
Wherein, the interior ring diameter of described the first coupling part and the second coupling part is 25mm.
Wherein, on each insulation column, be equipped with twice draw-in groove, and the twice draw-in groove of each insulation cylinder distance equates.
Wherein, between the first coupling part and the second coupling part weight, distance is 5mm.
Wherein, a skew back of the first coupling part extends downwards the 5th declutcher control lever; Described the 3rd coupling part has extended upward the 6th declutcher control lever with respect to a skew back of the 5th declutcher control lever.
Wherein, a skew back of the second coupling part extends downwards the 7th declutcher control lever; Described the 4th coupling part has extended upward the 8th declutcher control lever with respect to a skew back of the 7th declutcher control lever.
Beneficial effect of the present invention is: by the first coupling part and the second coupling part and the 3rd coupling part and the 4th coupling part of annular arranging, can make annular coupling effect greatly strengthen, its coupling coefficient calculating by simulation software is high, coupling frequency can reach 2950KHZ, meet greatly the requirement of current main flow LTE technical standard, its practicality increases greatly, it is simple in structure in addition, not fragile, long service life, and the first declutcher control lever to the four declutcher control levers that arrange increase isolation greatly.
Brief description of the drawings
Fig. 1 is 3dB front view of the present invention;
Fig. 2 is the front view of the first coupling line;
Fig. 3 is the front view of the second coupling line;
Fig. 4 is the front view that the present invention makes;
Fig. 5 is the first coupling line, the second coupling line and the insulation column profile while coordinating;
Fig. 6 is that the present invention reaches the curve synoptic diagram of high coupling frequency in simulation software;
Description of reference numerals in Fig. 1 to Fig. 6:
1-the first coupling line; 11a-the first coupling part; 11b-the 3rd coupling part; 12-the first output pin; 13-the first input pin; 14-the first output; 15a-the first declutcher control lever; 15b-the 3rd declutcher control lever; 16a-the 5th declutcher control lever; 16b-the 6th declutcher control lever;
2-the second coupling line; 21a-the second coupling part; 21b-the 4th coupling part; 22-the second output pin; 23-the second input pin; 24-the second output; 25a-the second declutcher control lever; 25b-the 4th declutcher control lever; 26a-the 7th declutcher control lever; 26b-the 8th declutcher control lever;
3-installing hole; 3a-insulation column;
4-housing.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not practical range of the present invention is confined to this.
As shown in Figures 1 to 6, a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge described in the present embodiment, includes housing and is located at the 3dB electric bridge in housing 4; Described 3dB electric bridge includes the first coupling line 1 and the second coupling line 2, and described the first coupling line 1 comprises the first coupling part 11a of annular and downward extended the 3rd coupling part 11b from the first coupling part 11a bottom; Described the first coupling line 1 also includes the first output pin 12 extending upward from the first coupling part 11a mono-skew back, a skew back extended the first input pin 13 downwards from the 3rd coupling part 11b with respect to the first output pin 12; The free end of described the first output pin 12 is established the free end of the first output 14, the first input pins 13 and is established first input end; Described the second coupling line 2 comprises the second coupling part 21a of annular and downward extended the 4th coupling part 21b from the second coupling part 21a bottom; Described the second coupling line 2 also comprises the second output pin 22 extending upward from the second coupling part 21a mono-skew back, a skew back extended the second input pin 23 downwards from the 4th coupling part 21b with respect to the second output pin 22; The free end of described the second output pin 22 is established the free end of the second output 24, the first input pins 13 and is established the second input; Described the first coupling line 1 is parallel with the second coupling line 2 and overlap, and between the first coupling part 11a and the second coupling part 21a are heavy, distance is 4mm-8mm; The both sides of described the first coupling part 11a and the second coupling part 21a are respectively equipped with installing hole 3, between the corresponding installing hole 3 of the installing hole 3 of described the first coupling part 11a and the second coupling part 21a, be provided with insulation column 3a, between described the first coupling part 11a and the second coupling part 21a, fix by insulation column 3a; Wherein, described the first coupling line 1 is identical with the second coupling line 2 shapes and be symmetrical arranged.Wherein, the interior ring diameter of described the first coupling part 11a and the second coupling part 21a is 25mm.Wherein, on each insulation column 3a, be equipped with twice draw-in groove, and the twice draw-in groove of each insulation cylinder distance equates.Wherein, between the first coupling part 11a and the second coupling part 21a weight, distance is 5mm.By the first coupling part 11a and the second coupling part 21a of annular arranging, can make annular coupling effect greatly strengthen, its coupling coefficient calculating by simulation software is high, coupling frequency can reach 2950KHZ, met greatly the requirement of current main flow LTE technical standard, its practicality increases greatly, and it is simple in structure in addition, not fragile, long service life.
Further, the corresponding same frequency combiner with it that utilizes that 3dB electric bridge described in the present embodiment makes, includes housing 4 and 3dB electric bridge described above; Above-mentioned 3dB electric bridge is fixed on the same frequency combiner of the interior formation of housing 4.
Further, a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge described in the present embodiment, the interior ring diameter of described the first coupling part 11a and the second coupling part 21a is 25mm; Calculate by emulation of the computer software, in the time that the interior ring diameter of the first coupling part 11a and the second coupling part 21a is 25mm, its frequency broadband optimum, effect is best.
Further, a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge described in the present embodiment, is equipped with twice draw-in groove on each insulation column 3a, and the twice draw-in groove of each insulation cylinder distance equates; So arrange, can control accurately the distance between the first coupling part 11a and the second coupling part 21a, prevent the distortion that the variation of distance tells on.
Further, a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge described in the present embodiment, between the first coupling part 11a and the second coupling part 21a are heavy, distance is 5mm.Calculate by emulation of the computer software, in the time that between a coupling part and the second coupling part 21a weight, distance is 5mm, its frequency broadband optimum, effect is best.
Further, a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge described in the present embodiment, extend downwards on the interior ring top of described the first coupling part 11a a rectangular first declutcher control lever 15a, the interior ring bottom of described the 3rd coupling part 11b has extended upward rectangular a 3rd declutcher control lever 15b, the transverse width of described the first declutcher control lever 15a and the 3rd declutcher control lever 15b is 2mm, is vertically highly 3mm; By the first declutcher control lever 15a and the 3rd declutcher control lever 15b that arrange, can make the isolation of electric bridge greatly increase, by emulation of the computer software, known, so setting can reach the isolation of 25db.
Further, a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge described in the present embodiment, extend downwards on the interior ring top of described the 4th coupling part 21b rectangular a 4th declutcher control lever 25b, the interior ring bottom of described the second coupling part 21a has extended upward a rectangular second declutcher control lever 25a, the transverse width of described the 4th declutcher control lever 25b and the second declutcher control lever 25a is 2mm, is vertically highly 3mm; The same, by the second declutcher control lever 25a and the 4th declutcher control lever 25b that arrange, can make the isolation of electric bridge greatly increase, by emulation of the computer software, known, so setting can reach the isolation of 25db.
Further, a skew back of the first coupling part 11a extends downwards the 5th declutcher control lever 16a; Described the 3rd coupling part 11b has extended upward the 6th declutcher control lever 16b with respect to a skew back of the 5th declutcher control lever 16a.Further, a skew back of the second coupling part 21a extends downwards the 7th declutcher control lever 26a; Described the 4th coupling part 21b has extended upward the 8th declutcher control lever 26b with respect to a skew back of the 7th declutcher control lever 26a; By the second declutcher control lever 25a and the 4th declutcher control lever 25b that arrange, can make the isolation of electric bridge greatly increase, by emulation of the computer software, known, so setting can increase by 1.2% isolation.
The above is only a preferred embodiment of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in the protection range of patent application of the present invention.
Claims (6)
1. there is a same frequency combiner for rectangle declutcher control lever dicyclo 3dB electric bridge, include housing and be located at the 3dB electric bridge in housing (4); Described 3dB electric bridge includes the first coupling line (1) and the second coupling line (2), it is characterized in that: described the first coupling line (1) comprises first coupling part (11a) of annular and downward extended the 3rd coupling part (11b) from the first coupling part (11a) bottom; Described the first coupling line (1) also includes the first output pin (12) extending upward from the first coupling part (11a) skew back, a skew back extended the first input pin (13) downwards from the 3rd coupling part (11b) with respect to the first output pin (12); The free end of described the first output pin (12) is established the first output (14), and the free end of the first input pin (13) is established first input end;
Described the second coupling line (2) comprises second coupling part (21a) of annular and downward extended the 4th coupling part (21b) from the second coupling part (21a) bottom; Described the second coupling line (2) also comprises the second output pin (22) extending upward from the second coupling part (21a) skew back, a skew back extended the second input pin (23) downwards from the 4th coupling part (21b) with respect to the second output pin (22); The free end of described the second output pin (22) is established the second output (24), and the free end of the first input pin (13) is established the second input;
Described the first coupling line (1) is parallel with the second coupling line (2) and overlap, and between the first coupling part (11a) and the second coupling part (21a) are heavy, distance is 4mm-8mm;
Described the first coupling part (11a) is respectively equipped with installing hole (3) with the both sides of the second coupling part (21a), between the installing hole (3) of described the first coupling part (11a) and the corresponding installing hole (3) of the second coupling part (21a), be provided with insulation column (3a), fixing by insulation column (3a) between described the first coupling part (11a) and the second coupling part (21a);
Extend downwards on the interior ring top of described the first coupling part (11a) rectangular first declutcher control lever (15a), the interior ring bottom of described the 3rd coupling part (11b) has extended upward rectangular the 3rd declutcher control lever (15b), the transverse width of described the first declutcher control lever (15a) and the 3rd declutcher control lever (15b) is 2mm, is vertically highly 3mm;
Extend downwards on the interior ring top of described the 4th coupling part (21b) rectangular the 4th declutcher control lever (25b), the interior ring bottom of described the second coupling part (21a) has extended upward rectangular second declutcher control lever (25a), the transverse width of described the 4th declutcher control lever (25b) and the second declutcher control lever (25a) is 2mm, is vertically highly 3mm.
2. a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge according to claim 1, is characterized in that: the interior ring diameter of described the first coupling part (11a) and the second coupling part (21a) is 25mm.
3. a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge according to claim 1, is characterized in that: on each insulation column (3a), be equipped with twice draw-in groove, and the twice draw-in groove of each insulation cylinder distance equates.
4. a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge according to claim 1, is characterized in that: between the first coupling part (11a) and the second coupling part (21a) are heavy, distance is 5mm.
5. a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge according to claim 1, is characterized in that: a skew back of the first coupling part (11a) extends downwards the 5th declutcher control lever (16a); Described the 3rd coupling part (11b) has extended upward the 6th declutcher control lever (16b) with respect to a skew back of the 5th declutcher control lever (16a).
6. a kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge according to claim 1, is characterized in that: a skew back of the second coupling part (21a) extends downwards the 7th declutcher control lever (26a); Described the 4th coupling part (21b) has extended upward the 8th declutcher control lever (26b) with respect to a skew back of the 7th declutcher control lever (26a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137772.XA CN103904405B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner with rectangle declutcher control lever bicyclic 3dB electric bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137772.XA CN103904405B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner with rectangle declutcher control lever bicyclic 3dB electric bridge |
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| Publication Number | Publication Date |
|---|---|
| CN103904405A true CN103904405A (en) | 2014-07-02 |
| CN103904405B CN103904405B (en) | 2016-11-09 |
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| CN201410137772.XA Expired - Fee Related CN103904405B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner with rectangle declutcher control lever bicyclic 3dB electric bridge |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4034316A (en) * | 1974-10-22 | 1977-07-05 | U.S. Philips Corporation | Circuit arrangement in strip line technique for a wide band balancing element |
| CN86102168A (en) * | 1985-04-02 | 1986-10-01 | 格特电信公司 | Thin film power coupler |
| JPH06204719A (en) * | 1993-01-06 | 1994-07-22 | Mitsubishi Electric Corp | Microwave circuit |
| CN203039074U (en) * | 2013-01-09 | 2013-07-03 | 东莞洲亮通讯科技有限公司 | 3dB electric bridge |
| CN203932274U (en) * | 2014-04-08 | 2014-11-05 | 钟小茹 | A kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge |
-
2014
- 2014-04-08 CN CN201410137772.XA patent/CN103904405B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4034316A (en) * | 1974-10-22 | 1977-07-05 | U.S. Philips Corporation | Circuit arrangement in strip line technique for a wide band balancing element |
| CN86102168A (en) * | 1985-04-02 | 1986-10-01 | 格特电信公司 | Thin film power coupler |
| JPH06204719A (en) * | 1993-01-06 | 1994-07-22 | Mitsubishi Electric Corp | Microwave circuit |
| CN203039074U (en) * | 2013-01-09 | 2013-07-03 | 东莞洲亮通讯科技有限公司 | 3dB electric bridge |
| CN203932274U (en) * | 2014-04-08 | 2014-11-05 | 钟小茹 | A kind of same frequency combiner with rectangle declutcher control lever dicyclo 3dB electric bridge |
Non-Patent Citations (2)
| Title |
|---|
| FALGUNI RAVAL 等: "Design and Development of a Uniplanar a 3-dB Hybrid Coupler for Microwave Integrated Circuit Applications", 《2008 IEEE REGION 10 COLLOQUIUM AND THE THIRD INTERNATIONAL CONFERENCE ON INDUSTRIAL AND INFORMATION SYSTEMS》, 10 December 2008 (2008-12-10), pages 1 - 3, XP031435428 * |
| 梅玮 等: "K波段环形平衡混频器的仿真设计", 《电子测试》, 31 December 2009 (2009-12-31), pages 23 - 26 * |
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| CN103904405B (en) | 2016-11-09 |
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Effective date of registration: 20160822 Address after: 266000 Licang, Qingdao, No. nine East water road, No. 320, No. Applicant after: QINGDAO YULANXIANG BUSINESS SERVICE Co.,Ltd. Address before: Shuang GUI Xiang Village of Guiyang County of Wenzhou City, Zhejiang province 325300 Wencheng Applicant before: Zhong Xiaoru |
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Inventor after: Jiang Yong Inventor before: Zhong Xiaoru |
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Effective date of registration: 20160908 Address after: 264100 Shandong Province, Yantai city Muping District Wuning Street office Lei Temple Street to the south, West Chang Xing Lu Applicant after: YANTAI YONGLI ELECTRIC APPLIANCE Co.,Ltd. Address before: 266000 Licang, Qingdao, No. nine East water road, No. 320, No. Applicant before: QINGDAO YULANXIANG BUSINESS SERVICE Co.,Ltd. |
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