CN114725645A - High-power waveguide eight-way power divider - Google Patents
High-power waveguide eight-way power divider Download PDFInfo
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- CN114725645A CN114725645A CN202210430865.6A CN202210430865A CN114725645A CN 114725645 A CN114725645 A CN 114725645A CN 202210430865 A CN202210430865 A CN 202210430865A CN 114725645 A CN114725645 A CN 114725645A
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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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
- H01P5/19—Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type
- H01P5/20—Magic-T junctions
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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
- H01P5/188—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being dielectric waveguides
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
A high-power waveguide eight-power divider comprises an eight-power divider main body consisting of seven one-to-two magic tees, wherein the main body comprises one input waveguide port and eight output waveguide ports, the seven magic tees are connected through waveguide channels, input ends of adjacent magic tees are connected with output ends in a matched mode, and the eight output waveguide ports are enabled to output power in an equal mode; the scheme of the air waveguide magic T is adopted, and the power dividers are connected by adopting the waveguide channels, and because the signal channel medium is air, the power divider has the advantages of small loss and large power capacity; the waveguide eight-power divider is integrally processed, so that the electrical property distribution ratio consistency of each magic T is good, the insertion loss of eight output ports is balanced, and assembly and production are facilitated.
Description
Technical Field
The invention belongs to the technical field of microwave devices, and particularly relates to a high-power waveguide eight-power divider.
Background
The waveguide power divider is used as a microwave device capable of distributing and synthesizing power, plays a very important role in the fields of satellite communication systems and environmental remote sensing, and is directly related to the maximum power which can be reached by the whole communication system.
The power divider is a device which divides one path of input signal energy into multiple paths of output equal or unequal energy, and can also synthesize the multiple paths of signal energy into one path of output in reverse. The power dividing network and the power combining network are common passive subsystems in various station type antenna feed networks, in order to meet the use requirements of a communication system, a way of dividing into multiple paths or combining into multiple paths needs to be carried out, the problem of high loss is caused when the power divider of the dividing into multiple paths or combining into multiple paths is realized by adopting a PCB scheme, the expected power capacity cannot be reached, and a waveguide eight-power divider capable of realizing high power is needed to solve the problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a high-power waveguide eight-way power divider, which has the following specific technical scheme:
a high-power waveguide eight-power divider comprises an eight-power divider main body consisting of seven magic Ts which divide the waveguide into two parts, wherein the main body comprises one input waveguide port and eight output waveguide ports, the seven magic Ts are connected through waveguide channels, and the input ends and the output ends of the adjacent magic Ts are connected in a matched mode to enable the eight output waveguide ports to output power in an equal mode.
Further, the main body is composed of a first magic T, a second magic T, a third magic T, a fourth magic T, a fifth magic T, a sixth magic T and a seventh magic T, two output ends of the first magic T are connected with input ends of the second magic T and the third magic T respectively, two output ends of the second magic T are connected with input ends of the fourth magic T and the fifth magic T respectively, and two output ends of the third magic T are connected with input ends of the sixth magic T and the seventh magic T respectively.
Further, the output ends of the fourth magic T, the fifth magic T, the sixth magic T and the seventh magic T are connected with an output waveguide channel formed by combining a quarter-turn matched waveguide channel, a standard waveguide channel and an up-down quarter-turn matched waveguide channel.
Further, the first magic T, the second magic T, the third magic T, the fourth magic T, the fifth magic T, the sixth magic T, and the seventh magic T each include four waveguide ports, which are a first input port, a second output port, a third output port, and a fourth load port, respectively.
Further, the first magic T, the second magic T, the third magic T, the fourth magic T, the fifth magic T, the sixth magic T and the seventh magic T are internally provided with three-stage matching bosses which are respectively a first-stage step, a second-stage step and a third-stage step, and the matching slices are used for signal equal division.
Further, a silicon carbide absorber load is arranged in the fourth load end to carry 100W of average power.
The invention has the beneficial effects that:
1. the scheme of the air waveguide magic T is adopted, and the power dividers are connected by adopting the waveguide channels, and because the signal channel medium is air, the air waveguide magic T has the advantages of small loss and large power capacity;
2. the waveguide eight-power divider is integrally processed, so that the electrical property distribution ratio of each magic T is guaranteed to be good in consistency, the insertion loss of the eight output ports is balanced, and assembly production is facilitated.
Drawings
Fig. 1 shows a schematic structural diagram of a high-power waveguide eight-way power divider according to the present invention;
figure 2 shows a schematic diagram of the structure of an output waveguide channel of the present invention;
figure 3 shows a schematic structural view of the magic T of the present invention;
FIG. 4 shows a schematic structural view of the three-step stage of the present invention;
FIG. 5 shows a cross-sectional view A-A of FIG. 4;
FIG. 6 is a schematic diagram showing the distribution structure of three steps in the high-power waveguide eight-way splitter according to the present invention;
shown in the figure: 1. a first magic T; 2. a second magic T; 3. a third magic T; 4. a fourth magic T; 5. a fifth magic T; 6. a sixth magic T; 7. a seventh magic T; 100. a first input terminal; 200. a second output terminal; 300. a third output terminal; 400. a fourth load terminal; 8. a third-stage matching boss; 81. a first step; 82. a second step; 83. a third step; 9. an output waveguide channel; 91. 90-degree bend matching waveguide channels; 92. a standard waveguide channel; 93. the upper and lower 90 degrees match the waveguide channels.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, a high-power waveguide eight-way power divider includes an eight-way power divider main body composed of seven magic ts, one input waveguide port and eight output waveguide ports, the seven magic ts are connected through waveguide channels, and input ends and output ends of adjacent magic ts are connected in a matching manner, so that the eight output waveguide ports output equal power.
Seven magic T integrated processing of one in two, every magic T divides 3dB energy output equally, uses standard waveguide channel and E face 90 degree matching and H face 90 degree matching channel to connect between seven magic T, and the received signal is divided into eight waveguide ports output with equal power after inputting from the antenna port, if the transmitted signal then inputs from eight waveguide ports, the antenna port outputs, the echo of the matching channel is better, the loss is smaller when the signal passes through, so the echo is simulated to more than 30dB during the simulation design.
As shown in fig. 1, the main body is respectively composed of a first magic T1, a second magic T2, a third magic T3, a fourth magic T4, a fifth magic T5, a sixth magic T6 and a seventh magic T7, two output ends of the first magic T1 are respectively connected with input ends of the second magic T2 and the third magic T3 through standard waveguide channels, two output ends of the second magic T2 are respectively connected with input ends of the fourth magic T4 and the fifth magic T5 through standard waveguide channels, and two output ends of the third magic T3 are respectively connected with input ends of the sixth magic T6 and the seventh magic T7 through standard waveguide channels.
When the first magic T1, the second magic T2, the third magic T3, the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 are connected, the straight lines are connected by a standard waveguide channel, and the bent lines can be connected by an E-plane 90-degree matching channel or an H-plane 90-degree matching channel, so that the connection of the magic T is realized.
As shown in fig. 2, the output ends of the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 are connected with an output waveguide 9 formed by combining a 90-degree bent matching waveguide channel 91, a standard waveguide channel 92 and an upper and lower 90-degree matching waveguide channel 93.
The output ends of the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 are sequentially connected with a 90-degree bent matching waveguide channel 91, a standard waveguide channel 92 and an upper and lower 90-degree matching waveguide channel 93, so that the output waveguide channel 9 connected with the output ends of the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 is consistent with the waveguide channel connected with the input end of the first magic T1 in size, and one input waveguide port and eight output waveguide ports of the main body are consistent in insertion loss.
As shown in fig. 3, the first magic T1, the second magic T2, the third magic T3, the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 each include four waveguide ports, which are a first input terminal 100, a second output terminal 200, a third output terminal 300 and a fourth load terminal 400, respectively.
The second output end 200 of the first magic T1 is connected with the first input end 100 of the second magic T2, the third output end 300 is connected with the first input end 100 of the third magic T3, the second output end 200 of the second magic T2 is connected with the first input end 100 of the fourth magic T4, the third output end 300 is connected with the first input end 100 of the fifth magic T5, the second output end 200 of the third magic T3 is connected with the first input end 100 of the sixth magic T6, the third output end 300 is connected with the first input end 100 of the seventh magic T7, the first input end 100 of the first magic T1 forms an input waveguide port of the main body, and the second output end 200 and the third output end 300 of the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 form eight output waveguides of the main body.
As shown in fig. 4 and 5, three-stage matching bosses 8, namely a first-stage step 81, a second-stage step 82 and a third-stage step 83, are arranged inside the first magic T1, the second magic T2, the third magic T3, the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7, respectively, and the matching slices are used for signal equal division.
The fourth load terminal 400 has a silicon carbide absorber load built therein for carrying an average power of 100W. The seven one-in-two magic ts have seven high power silicon carbide loads in total.
The working principle is as follows: the signal enters the first magic T1 through the input waveguide port and is split in two, is output from the second output terminal 200 and the third output terminal 300 of the first magic T1, enters the first input terminal 100 of the second magic T2 and the first input terminal 100 of the third magic T3 respectively, is then output from the second output terminal 200 and the third output terminal 300 of the second magic T2 and the third magic T3, enters the input terminals of the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 respectively, and is output from the second output terminal 200 and the third output terminal 300 of the fourth magic T4, the fifth magic T5, the sixth magic T6 and the seventh magic T7 respectively, at which time the signal is split equally powered into eight parts.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A high-power waveguide eight-way power divider is characterized in that: the eight-way power divider comprises an eight-way power divider main body consisting of seven magic Ts with one divided into two, wherein the main body comprises one input waveguide port and eight output waveguide ports, the seven magic Ts are connected through waveguide channels, and the input ends and the output ends of the adjacent magic Ts are connected in a matched mode, so that the eight output waveguide ports output power in an equal mode.
2. The high power waveguide eight power splitter according to claim 1, wherein: the main part comprises first magic T (1), second magic T (2), third magic T (3), fourth magic T (4), fifth magic T (5), sixth magic T (6) and seventh magic T (7) respectively, two outputs of first magic T (1) are connected with the inputs of second magic T (2) and third magic T (3) respectively, two outputs of second magic T (2) are connected with the inputs of fourth magic T (4) and fifth magic T (5) respectively, two outputs of third magic T (3) are connected with the inputs of sixth magic T (6) and seventh magic T (7) respectively.
3. A high power waveguide octave power divider as claimed in claim 2, wherein: and the output ends of the fourth magic T (4), the fifth magic T (5), the sixth magic T (6) and the seventh magic T (7) are connected with an output waveguide channel (9) formed by combining a 90-degree bent matched waveguide channel (91), a standard waveguide channel (92) and an upper 90-degree matched waveguide channel (93).
4. A high power waveguide octave power divider as claimed in claim 2, wherein: the first magic T (1), the second magic T (2), the third magic T (3), the fourth magic T (4), the fifth magic T (5), the sixth magic T (6) and the seventh magic T (7) respectively comprise four waveguide ports which are respectively a first input end (100), a second output end (200), a third output end (300) and a fourth load end (400).
5. A high power waveguide octave power divider as claimed in claim 2, wherein: the inside of first magic T (1), second magic T (2), third magic T (3), fourth magic T (4), fifth magic T (5), sixth magic T (6) and seventh magic T (7) all is provided with tertiary matching boss (8), is one-level step (81), second grade step (82) and third grade step (83) respectively, and the matching section is for signal partition.
6. The high power waveguide eight power splitter according to claim 4, wherein: the fourth load end (400) is internally provided with a silicon carbide absorber load for carrying 100W of average power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210430865.6A CN114725645A (en) | 2022-04-22 | 2022-04-22 | High-power waveguide eight-way power divider |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210430865.6A CN114725645A (en) | 2022-04-22 | 2022-04-22 | High-power waveguide eight-way power divider |
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| CN114725645A true CN114725645A (en) | 2022-07-08 |
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| CN202210430865.6A Pending CN114725645A (en) | 2022-04-22 | 2022-04-22 | High-power waveguide eight-way power divider |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709664A (en) * | 2012-06-19 | 2012-10-03 | 成都赛纳赛德科技有限公司 | Novel compact waveguide magic T power divider |
| CN106876832A (en) * | 2017-03-31 | 2017-06-20 | 安徽四创电子股份有限公司 | A kind of broadband millimeter-wave section waveguide multiplexer based on waveguide magic T |
| CN108110436A (en) * | 2017-12-18 | 2018-06-01 | 江苏贝孚德通讯科技股份有限公司 | Feed network for waveguide, waveguide array antenna |
| CN109149045A (en) * | 2018-10-15 | 2019-01-04 | 中国电子科技集团公司第五十四研究所 | A kind of waveguide H-T knot and millimeter waveguide planar power distribution synthesis network |
| CN111403883A (en) * | 2020-04-30 | 2020-07-10 | 成都灏德科技有限公司 | Radio frequency power two-way synthesizer and multi-way synthesizer |
| CN212136661U (en) * | 2020-03-18 | 2020-12-11 | 绵阳天赫微波科技有限公司 | H-surface magic T waveguide power combiner |
-
2022
- 2022-04-22 CN CN202210430865.6A patent/CN114725645A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709664A (en) * | 2012-06-19 | 2012-10-03 | 成都赛纳赛德科技有限公司 | Novel compact waveguide magic T power divider |
| CN106876832A (en) * | 2017-03-31 | 2017-06-20 | 安徽四创电子股份有限公司 | A kind of broadband millimeter-wave section waveguide multiplexer based on waveguide magic T |
| CN108110436A (en) * | 2017-12-18 | 2018-06-01 | 江苏贝孚德通讯科技股份有限公司 | Feed network for waveguide, waveguide array antenna |
| CN109149045A (en) * | 2018-10-15 | 2019-01-04 | 中国电子科技集团公司第五十四研究所 | A kind of waveguide H-T knot and millimeter waveguide planar power distribution synthesis network |
| CN212136661U (en) * | 2020-03-18 | 2020-12-11 | 绵阳天赫微波科技有限公司 | H-surface magic T waveguide power combiner |
| CN111403883A (en) * | 2020-04-30 | 2020-07-10 | 成都灏德科技有限公司 | Radio frequency power two-way synthesizer and multi-way synthesizer |
Non-Patent Citations (1)
| Title |
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| 张发成等: "X波段1KW固态功率放大器设计", 《2020年全国微波毫米波会议论文集（下册）》, pages 1233 - 1235 * |
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