CN204696219U - A kind of high-power height suppresses waveguide bandpass filter - Google Patents
A kind of high-power height suppresses waveguide bandpass filter Download PDFInfo
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- CN204696219U CN204696219U CN201520483896.3U CN201520483896U CN204696219U CN 204696219 U CN204696219 U CN 204696219U CN 201520483896 U CN201520483896 U CN 201520483896U CN 204696219 U CN204696219 U CN 204696219U
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Abstract
The utility model discloses a kind of high-power height and suppress waveguide bandpass filter, described filter comprises: transmission line, resonant cavity and coupling window, described transmission line is connected with described coupling window, and described transmission line is communicated with described resonant cavity by described coupling window, achieve filter construction simple and compact, reduce volume, save cost, be convenient to the technique effect that conditioner processes the error brought.
Description
Technical field
The utility model relates to signal processing apparatus research field, particularly relates to a kind of high-power height and suppresses waveguide bandpass filter.
Background technology
Existing rectangular waveguide filter mostly is Chebyshev's rectangular waveguide filter, it mainly utilizes reactance component to form, wherein, reactance component comprises pin, horizontal matrix, longitudinal matrix etc., it is high that Chebyshev's rectangular filter has reliability, the advantages such as the life-span is long, but it also exists, and volume is large, Heavy Weight, stopband suppress poor, insertion loss large and be unfavorable for shortcomings such as producing in batches and reduce costs.Along with satellite communication, the requirement of weaponry to the volume and weight of filter are more and more harsher, the volume how effectively reducing filter becomes the emphasis of filter development in recent years.
In sum, present inventor, in the process realizing utility model technical scheme in the embodiment of the present application, finds that above-mentioned technology at least exists following technical problem:
In the prior art, there is the technical problem that volume is large, Heavy Weight, stopband suppress poor, insertion loss large and be unfavorable for batch production and reduce costs in existing rectangular waveguide filter.
Utility model content
The utility model provides a kind of high-power height and suppresses waveguide bandpass filter, solve existing rectangular waveguide filter and there is the technical problem that volume is large, Heavy Weight, stopband suppress poor, insertion loss large and be unfavorable for batch production and reduce costs, achieve filter construction simple and compact, reduce volume, save cost, be convenient to the technique effect that conditioner processes the error brought.
For solving the problems of the technologies described above, the embodiment of the present application provides a kind of high-power height and suppresses waveguide bandpass filter, and described filter comprises:
Transmission line, resonant cavity and coupling window, described transmission line is connected with described coupling window, and described transmission line is communicated with described resonant cavity by described coupling window.
Wherein, described transmission line is specially rectangular waveguide transmission line.
Wherein, described resonant cavity is rectangular enclosure, and each corner angle of rectangular enclosure are arc surface.
Wherein, the inside of described resonant cavity and the central authorities of described coupling window are equipped with metallic object, and each corner angle of described metallic object are arc surface.
The one or more technical schemes provided in the embodiment of the present application, at least have following technique effect or advantage:
Waveguide bandpass filter is suppressed to be designed to comprise high-power height owing to have employed: transmission line, resonant cavity and coupling window, described transmission line is connected with described coupling window, and the technical scheme that described transmission line is communicated with described resonant cavity by described coupling window, namely, high-power height suppresses waveguide bandpass filter to comprise coupling window and transmission line, the sidewall of described resonant cavity is provided with coupling window, described transmission line is connected with coupling component, and transmission line is communicated with resonant cavity by coupling component, coupling window of the present utility model adopts the coupling window that can transmit the signal of telecommunication to become, the utility model comprises coupling window and transmission line, the sidewall of resonant cavity is provided with coupling component, transmission line is communicated with resonant cavity by coupling component, connection transmission line and coupling cavity are realized by coupling component, structure is simple and compact, thus can volume of the present utility model be reduced, save cost, and intra resonant cavity of the present utility model and coupling component central authorities are equipped with metallic object, metal physical efficiency regulates resonant frequency and the degree of coupling, thus make the utility model be convenient to conditioner to process the error brought, so, efficiently solving existing rectangular waveguide filter, to there is volume large, Heavy Weight, stopband suppresses poor, insertion loss is large and be unfavorable for the technical problem producing in batches and reduce costs, and then it is simple and compact to achieve filter construction, reduce volume, save cost, be convenient to the technique effect that conditioner processes the error brought.
Accompanying drawing explanation
Fig. 1 is the structural representation that in the embodiment of the present application one, high-power height suppresses waveguide bandpass filter;
Wherein, 1-resonant cavity, 2-coupling component, 3-coupling window.
Embodiment
The utility model provides a kind of high-power height and suppresses waveguide bandpass filter, solve existing rectangular waveguide filter and there is the technical problem that volume is large, Heavy Weight, stopband suppress poor, insertion loss large and be unfavorable for batch production and reduce costs, achieve filter construction simple and compact, reduce volume, save cost, be convenient to the technique effect that conditioner processes the error brought.
Technical scheme during the application implements is for solving the problems of the technologies described above.General thought is as follows:
Have employed and suppress waveguide bandpass filter to be designed to comprise high-power height: transmission line, resonant cavity and coupling window, described transmission line is connected with described coupling window, and the technical scheme that described transmission line is communicated with described resonant cavity by described coupling window, namely, high-power height suppresses waveguide bandpass filter to comprise coupling window and transmission line, the sidewall of described resonant cavity is provided with coupling window, described transmission line is connected with coupling component, and transmission line is communicated with resonant cavity by coupling component, coupling window of the present utility model adopts the coupling window that can transmit the signal of telecommunication to become, the utility model comprises coupling window and transmission line, the sidewall of resonant cavity is provided with coupling component, transmission line is communicated with resonant cavity by coupling component, connection transmission line and coupling cavity are realized by coupling component, structure is simple and compact, thus can volume of the present utility model be reduced, save cost, and intra resonant cavity of the present utility model and coupling component central authorities are equipped with metallic object, metal physical efficiency regulates resonant frequency and the degree of coupling, thus make the utility model be convenient to conditioner to process the error brought, so, efficiently solving existing rectangular waveguide filter, to there is volume large, Heavy Weight, stopband suppresses poor, insertion loss is large and be unfavorable for the technical problem producing in batches and reduce costs, and then it is simple and compact to achieve filter construction, reduce volume, save cost, be convenient to the technique effect that conditioner processes the error brought.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete execution mode, technique scheme is described in detail.
Embodiment one:
In embodiment one, provide a kind of high-power height and suppress waveguide bandpass filter, please refer to Fig. 1, described filter comprises:
Transmission line 1, resonant cavity 2 and coupling window 3, described transmission line is connected with described coupling window, and described transmission line is communicated with described resonant cavity by described coupling window.
Wherein, in the embodiment of the present application, described transmission line is specially rectangular waveguide transmission line.
Wherein, in the embodiment of the present application, described resonant cavity is rectangular enclosure, and each corner angle of rectangular enclosure are arc surface.
Wherein, in the embodiment of the present application, the inside of described resonant cavity and the central authorities of described coupling window are equipped with metallic object, and each corner angle of described metallic object are arc surface.
Wherein, in the embodiment of the present application, as shown in Figure 1, high-power height suppresses waveguide bandpass filter, and comprise transmission line, resonant cavity and coupling window, resonant cavity 2 is rectangular enclosure, and each corner angle of rectangular enclosure all form arc surface; The sidewall of resonant cavity 1 is provided with coupling component 2, and in order to regulate resonant frequency and the degree of coupling, being convenient to conditioner and processing the error brought, the inside of resonant cavity 1 and the central authorities of coupling component 2 are equipped with metallic object; Transmission line 1 is the waveguide transmission line of rectangle, and transmission line is connected with coupling component 2, and transmission line is communicated with resonant cavity 1 by coupling component 2.
The operation principle of large power waveguide band pass filter: enter resonant cavity 1 by coupling component 2 from the signal of transmission line input, the resonance of resonant cavity 1 is about centre frequency, resonant cavity 1 regulates the signal entered in it, in the process that resonant cavity 1 pair of signal regulates, metallic object regulates the resonance frequency of resonant cavity 1 and the degree of coupling, thus the resonance frequency of resonant cavity 1 and the degree of coupling are maintained within a certain range, signal exports after resonant cavity 1 processes.
Technical scheme in above-mentioned the embodiment of the present application, at least has following technique effect or advantage:
Waveguide bandpass filter is suppressed to be designed to comprise high-power height owing to have employed: transmission line, resonant cavity and coupling window, described transmission line is connected with described coupling window, and the technical scheme that described transmission line is communicated with described resonant cavity by described coupling window, namely, high-power height suppresses waveguide bandpass filter to comprise coupling window and transmission line, the sidewall of described resonant cavity is provided with coupling window, described transmission line is connected with coupling component, and transmission line is communicated with resonant cavity by coupling component, coupling window of the present utility model adopts the coupling window that can transmit the signal of telecommunication to become, the utility model comprises coupling window and transmission line, the sidewall of resonant cavity is provided with coupling component, transmission line is communicated with resonant cavity by coupling component, connection transmission line and coupling cavity are realized by coupling component, structure is simple and compact, thus can volume of the present utility model be reduced, save cost, and intra resonant cavity of the present utility model and coupling component central authorities are equipped with metallic object, metal physical efficiency regulates resonant frequency and the degree of coupling, thus make the utility model be convenient to conditioner to process the error brought, so, efficiently solving existing rectangular waveguide filter, to there is volume large, Heavy Weight, stopband suppresses poor, insertion loss is large and be unfavorable for the technical problem producing in batches and reduce costs, and then it is simple and compact to achieve filter construction, reduce volume, save cost, be convenient to the technique effect that conditioner processes the error brought.
Although described preferred embodiment of the present utility model, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (4)
1. high-power height suppresses a waveguide bandpass filter, and it is characterized in that, described filter comprises:
Transmission line, resonant cavity and coupling window, described transmission line is connected with described coupling window, and described transmission line is communicated with described resonant cavity by described coupling window.
2. filter according to claim 1, is characterized in that, described transmission line is specially rectangular waveguide transmission line.
3. filter according to claim 1, is characterized in that, described resonant cavity is rectangular enclosure, and each corner angle of rectangular enclosure are arc surface.
4. filter according to claim 1, is characterized in that, the inside of described resonant cavity and the central authorities of described coupling window are equipped with metallic object, and each corner angle of described metallic object are arc surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520483896.3U CN204696219U (en) | 2015-07-08 | 2015-07-08 | A kind of high-power height suppresses waveguide bandpass filter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520483896.3U CN204696219U (en) | 2015-07-08 | 2015-07-08 | A kind of high-power height suppresses waveguide bandpass filter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571506A (en) * | 2016-11-09 | 2017-04-19 | 深圳三星通信技术研究有限公司 | Dielectric waveguide filter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571506A (en) * | 2016-11-09 | 2017-04-19 | 深圳三星通信技术研究有限公司 | Dielectric waveguide filter |
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