CN104767010A - Integrated microwave communication device and antenna - Google Patents
Integrated microwave communication device and antenna Download PDFInfo
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- CN104767010A CN104767010A CN201510160780.0A CN201510160780A CN104767010A CN 104767010 A CN104767010 A CN 104767010A CN 201510160780 A CN201510160780 A CN 201510160780A CN 104767010 A CN104767010 A CN 104767010A
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Abstract
The invention discloses an integrated microwave communication device. The integrated microwave communication device comprises a cavity and multiple transmission circuits internally arranged in the cavity, and further comprises an internal transmission wire arranged in the cavity, wherein the transmission circuits are all connected with the internal transmission wire. The multiple transmission circuits are arranged in the cavity, the transmission circuits are one kind or multiple kinds of transmission circuits, therefore, the integrated microwave communication device has the functions of multiple or multiple kinds of communication devices, and the purpose of highly integrating multiple communication devices is achieved, that is, the integrated microwave communication device has the advantages of being small in insertion loss, free in distribution and concise. In addition, the invention further discloses an antenna with the integrated microwave communication device, and the antenna has the advantages of being free in distribution and concise.
Description
[technical field]
The present invention relates to field of microwave communication, particularly a kind of integrated microwave communication device and antenna.
[background technology]
In the process that mobile communications network covers, signal generally transmits after the communication device process of such as filter, power splitter, coupler, duplexer, phase shifter.
Normally, various communication device is all independent design, and also, traditional communication device comprises a cavity and is located in cavity, single transmission circuit.When needs use certain communication device, then by its access communications network, signal is processed accordingly.
But in a set of communication network, often need to use multiple communication device, this can make whole communication network owing to having multiple cavity, also namely has more connected node, thus has larger insertion loss.Further, in different communication devices, its cavity has either large or small volume, makes the layout of whole communication network very not flexible.In addition, the laying of a set of communication network needs to use many communication devices, also just needs higher installation cost.
[summary of the invention]
Primary and foremost purpose of the present invention is to provide a kind of integrated microwave communication device, and it integrates multiple or multiple communication device function, is conducive to reducing insertion loss, reduces costs.
Another object of the present invention is to the antenna providing a kind of Insertion Loss less.
For realizing this object, the present invention adopts following technical scheme:
Integrated microwave communication device, comprises cavity, the transmission circuit be built in cavity, and interior transmission line, and described transmission circuit is provided with multiple, and each described transmission circuit is all connected with described interior transmission line.
Preferably, described transmission circuit is one or more in filter circuit, power divider circuit, duplexer circuit, coupler circuit.
Preferably, described interior transmission line is coaxial cable, microstrip line or strip line.
Preferably, described cavity is formed in one part.
Preferably, described cavity is provided with the handle hole be conducted with inside cavity space.
Described cavity is surrounded by multiple enclosure wall, and at least one side of described cavity does not establish enclosure wall with reserved opening.
Described cavity is surrounded by multiple enclosure wall, and described enclosure wall is provided with the weld part of the outer conductor for welding external transmission cable.
The cross sectional shape of described cavity is circle, ellipse, triangle, rectangle or other polygons.
A kind of antenna, comprise radiating element, microwave communication device and base plate, the two sides of described base plate is located at respectively by described radiating element and described microwave communication device, and described radiating element is connected with described microwave communication device electric, described microwave communication device is above-mentioned integrated microwave communication device.
Compared with prior art, the present invention possesses following advantage:
1, integrated microwave communication device of the present invention, by multiple or multiple transmission circuit is integrated in a cavity, thus make integrated microwave communication device of the present invention have the function of multiple or multiple communication device, be conducive to the insertion loss reducing communication network.Meanwhile, because integrated microwave communication device has the function of multiple or multiple communication device, thus can reduce total installing space, make the laying of communication network freer, more succinct.In addition, integrated microwave device, because the function of the integrated multiple or multiple communication device of cavity, can reduce the cost of whole communication network.
2, integrated microwave communication device of the present invention, its cavity is formed in one part, and cavity is provided with handle hole for facilitating the inner wire of transmission cable to weld with interior transmission line and the weld part for the outer conductor that welds transmission cable, thus avoid a large amount of uses of the connectors such as screw, be conducive to reducing intersection intermodulation.
[accompanying drawing explanation]
Fig. 1 is the schematic perspective view of integrated microwave communication device of the present invention;
Fig. 2 a is the partial schematic diagram of the integrated microwave communication device of the embodiment of shown in Fig. 1, shows the relation of interior transmission line and transmission circuit;
The partial schematic diagram of the integrated microwave communication device that Fig. 2 b is another embodiment shown in Fig. 1, shows the relation of interior transmission line and transmission circuit;
Fig. 3 is the cross-sectional view of the integrated microwave communication device shown in Fig. 1;
Fig. 4 is the structural representation of antenna of the present invention, shows the mounting structure of integrated microwave communication device on base plate.
[embodiment]
Be further described the present invention below in conjunction with accompanying drawing and exemplary embodiment, wherein identical in accompanying drawing label all refers to identical parts.In addition, if the detailed description of known technology is for illustrating that feature of the present invention is unnecessary, then omitted.
Fig. 1 to Fig. 3 discloses integrated microwave communication device 100 of the present invention jointly, comprises cavity 1, is located at the interior transmission line 2 in cavity 1 and is built in cavity 1 and the multiple transmission circuits 3 be electrically connected with described interior transmission line 2.Described interior transmission line 2 is connected with external transmission cable 5, signal is exported from integrated microwave communication device 100 described in the radiating element of antenna (figure does not show, lower with) feed-in and the signal after being processed by integrated microwave communication device 100 by transmission cable 5.
Incorporated by reference to Fig. 2 b, preferably, described each transmission circuit 3 can be realized by filter circuit 31, in other words, each transmission circuit 3 can be embodied as filter circuit 31, each filter circuit 31 is all connected with described interior transmission line 2, thus in a cavity 1 Integrated predict model in multiple filters of different frequency range.
Preferably, described transmission circuit 3 also can be power divider circuit 32, duplexer circuit or coupler circuit, with multiple power splitter integrated in a cavity, duplexer or coupler.
Further, described multiple transmission circuit 3 can be the combination of at least two kinds in filter circuit 31, power divider circuit 32, duplexer circuit and coupling circuit.Thus in a cavity 1 in several communication device of integrated filter, power splitter, duplexer and coupler at least two kinds, the height realizing communication equipment is integrated.
Fig. 2 b shows the integrated microwave communication device of another embodiment of the present invention, and its transmission circuit comprises multiple filter circuit 31 and merit parallel circuit 32.Its operation principle is: from the signal of the radiating element feed-in of antenna, this integrated microwave communication device 100 is entered by the input 20 of interior transmission line 2, after the filtering of multiple filter 31, be divided into different branch by merit parallel circuit 32 and exported by the output 29 of interior transmission line 2.
The function of multiple or multiple communication device by multiple or multiple transmission circuit is concentrated on a cavity, thus is concentrated on a cavity by the present invention, achieves multi-functional height integrated, is beneficial to antenna communication device miniaturization.Described integrated microwave communication device 100 take air as medium, thus can reduce Insertion Loss to greatest extent.
Described interior transmission line 2 is coaxial cable, microstrip line or strip line, and it can be selected as required by those skilled in the art.
Described transmission circuit 3 can be made up of according to corresponding circuit function conductor, can be formed on conductor by punching press or Linear cut.As can be seen here, described transmission circuit 3 also can be arranged on interior transmission line 2, for interior transmission line 2 having a part for transmission circuit 3 function.
Incorporated by reference to Fig. 2 a and Fig. 2 b, the conductor of described transmission circuit 3 can also be printed on PCB 4, by arranging draw-in groove 16 by the substrate card mode in the inner of described PCB 4 in a pair opposing sidewalls enclosure wall 17 of described cavity 1, described transmission circuit 3 is fixed in described cavity 1.
Preferably, described cavity 1 is surrounded by multiple enclosure wall 17, and multiple enclosure wall of described cavity 1 are one-body molded by pultrusion molding process, thus reduces the use of the metal connecting pieces such as screw, avoids the problem bringing intersection intermodulation when metal connecting piece lost efficacy.
Preferably, described cavity 1 is provided with the handle hole 12 be conducted with cavity 1 inner space, can operate the component in cavity 1 for engineers and technicians, such as, the inner wire (non-label) of transmission cable 5 be welded with described interior transmission line 2 or transmission circuit 3.
At least one side of described cavity 1 does not establish enclosure wall 17 with reserved opening, so that the installation of transmission circuit 3 in cavity 1 is with fixing.
Described enclosure wall 17 is provided with the wiring groove 17 for being blocked by external transmission cable 5 in the inner, described wiring groove 13 is provided with outer conductor (the non-label for welding external transmission cable 5 at the end position place of cavity 1, weld part 14 down together), and described weld part 14 is provided with and can passes through with the through hole 15 be connected with interior transmission line 2 or transmission circuit 3 for the inner wire of external transmission cable 5.The inner wire of transmission cable 5 can weld with interior transmission line 2 or transmission circuit 3 or grafting mutually, and it can be arranged as required flexibly by those skilled in the art.
The cross sectional shape of described cavity 1 is circle, ellipse, triangle, rectangle or other polygons.
Continue see Fig. 1, and composition graphs 3, multiple above-mentioned integrated microwave communication device 100 is mutually stacking or be arranged side by side by the mode that shares an enclosure wall 17 between two.The more single integrated microwave communication device 100 of this design, both saved material, also concision and compact more, can conserve space effectively, reduced antenna size.
See Fig. 4, the invention still further relates to a kind of antenna 500, comprise radiating element, above-mentioned integrated microwave communication device 100 and base plate 200, described radiating element and integrated microwave communication device 100 are divided into the two sides of described base plate 200, and described radiating element and described integrated microwave communication device 100 are electrically connected.
Because multiple or multiple communication device can be integrated in a cavity 1, thus numerous communication device with the form of above-mentioned integrated microwave communication device 100, base plate 200 can arrange a few even one.Antenna communication device is freer in the layout of base plate, also more succinct.Most importantly, integrated by multi-functional height, effectively reduce insertion loss, reduce the cumulative volume of numerous communication device, reduce production cost.
Although shown exemplary embodiments more of the present invention above, but it should be appreciated by those skilled in the art that, when not departing from principle of the present invention or spirit, can make a change these exemplary embodiments, scope of the present invention is by claim and equivalents thereof.
Claims (9)
1. integrated microwave communication device, is characterized in that, comprises cavity and is built in multiple transmission circuits in cavity, and to be located in cavity and transmission line in being electrically connected with described each transmission circuit.
2. integrated microwave communication device according to claim 1, is characterized in that, described transmission circuit is one or more in filter circuit, power divider circuit, duplexer circuit, coupler circuit.
3. integrated microwave communication device according to claim 1, is characterized in that, described interior transmission line is coaxial cable, microstrip line or strip line.
4. integrated microwave communication device according to claim 1 and 2, is characterized in that, described cavity is formed in one part.
5. integrated microwave communication device according to claim 1, is characterized in that, described cavity is provided with the handle hole be conducted with inside cavity space.
6. integrated microwave communication device according to claim 1, is characterized in that, described cavity is surrounded by multiple enclosure wall, and at least one side of described cavity does not establish enclosure wall with reserved opening.
7. integrated microwave communication device according to claim 1, it is characterized in that, described cavity is provided with the weld part of the outer conductor for welding external transmission cable, and the inner wire that this weld part is provided with for transmission cable passes through with the welding hole be connected with transmission circuit.
8. integrated microwave communication device according to claim 1, is characterized in that, the cross sectional shape of described cavity is circle, ellipse, triangle, rectangle or other polygons.
9. an antenna, comprise radiating element, microwave communication device and base plate, the two sides of described base plate is located at respectively by described radiating element and described microwave communication device, and described radiating element is connected with described microwave communication device electric, it is characterized in that, described microwave communication device is the integrated microwave communication device described in any one of claim 1-8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510160780.0A CN104767010B (en) | 2015-04-03 | 2015-04-03 | Integrated microwave communication device and antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510160780.0A CN104767010B (en) | 2015-04-03 | 2015-04-03 | Integrated microwave communication device and antenna |
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| CN104767010A true CN104767010A (en) | 2015-07-08 |
| CN104767010B CN104767010B (en) | 2019-01-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020215660A1 (en) * | 2019-04-23 | 2020-10-29 | 京信通信技术(广州)有限公司 | Composite network microwave device and microwave device cavity thereof |
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| CN102027590A (en) * | 2008-05-12 | 2011-04-20 | 三菱电机株式会社 | High frequency storing case and high frequency module |
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