CN105356016A - Waveguide filter - Google Patents
Waveguide filter Download PDFInfo
- Publication number
- CN105356016A CN105356016A CN201510795101.7A CN201510795101A CN105356016A CN 105356016 A CN105356016 A CN 105356016A CN 201510795101 A CN201510795101 A CN 201510795101A CN 105356016 A CN105356016 A CN 105356016A
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- China
- Prior art keywords
- ceramic block
- lower floor
- hole
- upper strata
- ceramic
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Classifications
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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
Abstract
Disclosed in the invention is a waveguide filter comprising an upper ceramic module group, a middle ceramic module group, and a lower ceramic module group. The upper ceramic module group includes at least one upper ceramic block provided with at least one groove and at least two through holes; and the upper ceramic block is separated by the groove to form a plurality of resonant holes. The middle ceramic module group includes a plurality of ceramic blocks; and at least one ceramic block is provided with a through hole. The lower ceramic module group contains at least one lower ceramic block provided with at least one groove and a through hole; and the lower ceramic block is separated by the groove to form a plurality of resonant holes. The groove and the through hole of the upper ceramic block match the groove and the through hole of the lower ceramic block. A novel method for generating a notch phenomenon is provided; and the notch position can be adjusted by adjusting the ceramic blocks. Therefore, compared with the prior art, the product size is reduced.
Description
Technical field
The present invention relates to wave filter technology field, relate to a kind of waveguide filter specifically.
Background technology
Along with the fast development of wireless mobile telecommunication technology, more and more higher to the performance requirement of the equipment such as communication base station, repeater, wherein, therefore filter also has user demand comparatively widely as frequency-selecting device.
If Patent publication No is CN103797639A, denomination of invention is " the cross-linked dielectric waveguide filter having direct-coupling He replace ", which provide a kind of dielectric waveguide filter, comprise: dielectric material block, it comprises the multiple resonators limited by the multiple slits limited in dielectric material block.Resonator is configured on dielectric material block with one or more row and column.First and second RF signal input/output electrode are limited on dielectric material block.For transmitting RF signal first direct RF signal transmission path is limited by the first and second RF signal input/output electrode and multiple resonator.In one embodiment, inner window limits the first direct RF signal transmission component, and other RF signal transmission component limit alternately or cross-couplings path, for by RF signal from the resonator row transfer to another arrange in resonator.In one embodiment, filter is made up of two that are coupled independent dielectric material blocks.Its length utilizing direct-coupled mode to embody diminishes, namely the patten's design resonator of groove is used, with the binding capacity of the depth adjustment resonator resonator of groove to form 6 holes, signal by input through these 6 holes to output, it produces without notch (notch filter) phenomenon.
Therefore, the present inventor needs a kind of new technology of design badly to improve its problem.
Summary of the invention
The present invention aims to provide a kind of waveguide filter, which provides a kind of method of novel generation notch phenomenon, and passes through the position of the adjustable notch of mode of adjustment ceramic block, technically reduces small product size original.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of waveguide filter, comprises upper strata pottery module, middle level ceramic block module and lower floor's pottery module, and described middle level ceramic block module is embedded in described lower floor pottery module, and described upper strata pottery module is arranged on the top of described lower floor pottery module.
Wherein said upper strata pottery module comprises at least one upper strata ceramic block, and described upper strata ceramic block is provided with at least one groove and at least two through holes, and this upper strata ceramic block is separated to form multiple resonance hole by this groove; Described middle level ceramic block module comprises multiple ceramic block, and wherein at least one ceramic block is provided with through hole; Described lower floor pottery module comprises at least one lower floor's ceramic block, and this lower floor's ceramic block is provided with at least one groove and through hole, and this lower floor's ceramic block is separated to form multiple resonance hole by this groove; Groove on groove on the ceramic block of described upper strata and through hole and described lower floor ceramic block and through hole match.
Preferably, described upper strata pottery module comprises a upper strata ceramic block, and this upper strata ceramic block is provided with three grooves and two through holes, by three grooves, described upper strata ceramic block is separated to form three resonance holes; Printing conductive silver paste in this through hole, as signal input and output port, this resonance hole is as signal transmission passage.
Preferably, described lower floor pottery module comprises lower floor's ceramic block, and this lower floor's ceramic block has three grooves and a through hole, by three grooves, described lower floor ceramic block is separated to form three resonance holes; Printing conductive silver paste in this through hole, as signal input and output port, this resonance hole is as signal transmission passage.
Preferably, described middle level ceramic block module comprises three ceramic blocks, be respectively the first ceramic block, the second ceramic block and the 3rd ceramic block, three ceramic blocks embed in three resonance holes of described lower floor ceramic block respectively, wherein said first ceramic block is provided with through hole, and the through hole on this through hole and described upper strata ceramic block and the through hole on described lower floor ceramic block match.
Preferably, ceramic block entirety in described upper strata is rectangular-shaped, and two through holes on it are positioned at two short brinks of described upper strata ceramic block, and three grooves are distributed in two long sides of described upper strata ceramic block.
Preferably, described lower floor ceramic block entirety is rectangular-shaped, and a through hole on it is positioned at the short brink of described lower floor ceramic block, and three grooves are distributed in two long sides of described lower floor ceramic block.
Preferably, the aperture width of described groove is 1.5mm.
Adopt technique scheme, the present invention at least comprises following beneficial effect:
Waveguide filter of the present invention, upper strata ceramic block and lower floor's ceramic block combine, form 6 resonance holes, signal from input port through 6 resonance holes to output, the first ceramic block, the second ceramic block, the 3rd ceramic block is put in the middle of upper strata ceramic block and lower floor's ceramic block, to reach the object producing notch phenomenon, additionally by the position increasing the mode putting into ceramic block and can regulate notch, technically reduce small product size original.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of waveguide filter of the present invention;
Fig. 2 is the detonation configuration schematic diagram of waveguide filter of the present invention;
Fig. 3 is the performance plot of waveguide filter of the present invention;
Fig. 4 is the principle Organization Chart of waveguide filter of the present invention.
Wherein: 111-upper strata ceramic block, 112-first ceramic block, 113-second ceramic block, 114-the 3rd ceramic block, 115-lower floor ceramic block, 201,202,203,204 through holes, 301,302,303,304,305,306 grooves, 401,402,403,404,405,406 resonance holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1 to Figure 3, for a kind of waveguide filter according to the invention, comprise upper strata pottery module, middle level ceramic block module and lower floor's pottery module, described middle level ceramic block module is embedded in described lower floor pottery module, and described upper strata pottery module is arranged on the top of described lower floor pottery module.
Wherein said upper strata pottery module comprises at least one upper strata ceramic block 111, and described upper strata ceramic block 111 is provided with at least one groove and at least two through holes, and this upper strata ceramic block 111 is separated to form multiple resonance hole by this groove; Described middle level ceramic block module comprises multiple ceramic block, and wherein at least one ceramic block is provided with through hole; Described lower floor pottery module comprises at least one lower floor's ceramic block 115, and this lower floor's ceramic block 115 is provided with at least one groove and through hole, and this lower floor's ceramic block 115 is separated to form multiple resonance hole by this groove; Groove on groove on described upper strata ceramic block 111 and through hole and described lower floor ceramic block 115 and through hole match.
Preferably, as shown in Figure 2, described upper strata pottery module comprises a upper strata ceramic block 111, this upper strata ceramic block 111 is provided with three grooves (being respectively 301,302,303) and two through holes (being respectively 201,202), by three grooves (301,302,303), described upper strata ceramic block 111 is separated to form three resonance holes (being respectively 401,402,403); Printing conductive silver paste in two through holes (201 and 202), as signal input and output port, this resonance hole (401,402,403) are as signal transmission passage.
Preferably, described lower floor pottery module comprises lower floor's ceramic block 115, this lower floor's ceramic block 115 has three grooves (being respectively 304,305,306) and a through hole 204, by three grooves (304,305,306), described lower floor ceramic block 115 is separated to form three resonance holes (being respectively 404,405,406); Printing conductive silver paste in this through hole 204, as signal input and output port, this resonance hole (404,405,406) are as signal transmission passage.
Preferably, described middle level ceramic block module comprises three discrete ceramic blocks (being all printed with conductive silver paste), be respectively the first ceramic block 112, second ceramic block 113 and the 3rd ceramic block 114, three ceramic blocks embed in three resonance holes (404,405,406) of described lower floor ceramic block 115 respectively, wherein said first ceramic block 112 is provided with through hole 203, and this through hole 203 matches with the through hole 201 on described upper strata ceramic block 111 and the through hole 204 on described lower floor ceramic block 115.
Preferably, described upper strata ceramic block 111 entirety is rectangular-shaped, two through holes (201,202) on it are positioned at two short brinks of described upper strata ceramic block 111, and three grooves (301,302,303) are distributed in two long sides of described upper strata ceramic block 111.
Preferably, described lower floor ceramic block 115 entirety is rectangular-shaped, and a through hole 204 on it is positioned at the short brink of described lower floor ceramic block 115, and three grooves (304,305,306) are distributed in two long sides of described lower floor ceramic block 115.
Preferably, the aperture width of described groove (301,302,303,304,305,306) is 1.5mm.
As shown in Figure 4, wherein middle three ceramic blocks play the effect of notch to the operation principle of the present embodiment, and a ceramic block can produce a notch, and two ceramic blocks can produce two notch, the like.Particularly, upper strata ceramic block 111 and lower floor's ceramic block 115 combine, formation 401,402,403,404,405,406 totally 6 resonance holes, signal from input port through 401,402,403,404,405,406 to output, the first ceramic block 112, second ceramic block 113, the 3rd ceramic block 114 is put in the middle of upper strata ceramic block 111 and lower floor's ceramic block 115, to reach the object producing notch phenomenon, additionally by the position increasing the mode putting into ceramic block and can regulate notch, technically reduce small product size original.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a waveguide filter, it is characterized in that: comprise upper strata pottery module, middle level ceramic block module and lower floor's pottery module, described middle level ceramic block module is embedded in described lower floor pottery module, and described upper strata pottery module is arranged on the top of described lower floor pottery module;
Wherein said upper strata pottery module comprises at least one upper strata ceramic block, and described upper strata ceramic block is provided with at least one groove and at least two through holes, and this upper strata ceramic block is separated to form multiple resonance hole by this groove; Described middle level ceramic block module comprises multiple ceramic block, and wherein at least one ceramic block is provided with through hole; Described lower floor pottery module comprises at least one lower floor's ceramic block, and this lower floor's ceramic block is provided with at least one groove and through hole, and this lower floor's ceramic block is separated to form multiple resonance hole by this groove; Groove on groove on the ceramic block of described upper strata and through hole and described lower floor ceramic block and through hole match.
2. waveguide filter as claimed in claim 1, it is characterized in that: described upper strata pottery module comprises a upper strata ceramic block, this upper strata ceramic block is provided with three grooves and two through holes, by three grooves, described upper strata ceramic block is separated to form three resonance holes; Printing conductive silver paste in this through hole, as signal input and output port, this resonance hole is as signal transmission passage.
3. waveguide filter as claimed in claim 1 or 2, it is characterized in that: described lower floor pottery module comprises lower floor's ceramic block, this lower floor's ceramic block has three grooves and a through hole, by three grooves, described lower floor ceramic block is separated to form three resonance holes; Printing conductive silver paste in this through hole, as signal input and output port, this resonance hole is as signal transmission passage.
4. the waveguide filter as described in as arbitrary in claim 1-3, it is characterized in that: described middle level ceramic block module comprises three ceramic blocks, be respectively the first ceramic block, the second ceramic block and the 3rd ceramic block, three ceramic blocks embed in three resonance holes of described lower floor ceramic block respectively, wherein said first ceramic block is provided with through hole, and the through hole on this through hole and described upper strata ceramic block and the through hole on described lower floor ceramic block match.
5. waveguide filter as claimed in claim 2, is characterized in that: ceramic block entirety in described upper strata is for rectangular-shaped, and two through holes on it are positioned at two short brinks of described upper strata ceramic block, and three grooves are distributed in two long sides of described upper strata ceramic block.
6. waveguide filter as claimed in claim 3, is characterized in that: described lower floor ceramic block entirety is for rectangular-shaped, and a through hole on it is positioned at the short brink of described lower floor ceramic block, and three grooves are distributed in two long sides of described lower floor ceramic block.
7. the waveguide filter as described in as arbitrary in claim 1-6, is characterized in that: the aperture width of described groove is 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795101.7A CN105356016A (en) | 2015-11-18 | 2015-11-18 | Waveguide filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795101.7A CN105356016A (en) | 2015-11-18 | 2015-11-18 | Waveguide filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105356016A true CN105356016A (en) | 2016-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510795101.7A Pending CN105356016A (en) | 2015-11-18 | 2015-11-18 | Waveguide filter |
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| CN (1) | CN105356016A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129548A (en) * | 2016-03-31 | 2016-11-16 | 苏州艾福电子通讯股份有限公司 | A kind of ceramic waveguide wave filter |
| CN111384482A (en) * | 2018-12-29 | 2020-07-07 | 深圳市大富科技股份有限公司 | Dielectric filter applied to 5G communication system and communication equipment |
| CN111384558A (en) * | 2018-12-31 | 2020-07-07 | 深圳市大富科技股份有限公司 | Dielectric filter, method for preparing dielectric filter and communication equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1735994A (en) * | 2002-12-09 | 2006-02-15 | 汤姆森许可贸易公司 | Bandpass filter with pseudo-elliptic response |
| US20110279200A1 (en) * | 2010-05-17 | 2011-11-17 | Reddy Vangala | Dielectric Waveguide Filter with Structure and Method for Adjusting Bandwidth |
| CN103797639A (en) * | 2011-07-18 | 2014-05-14 | Cts公司 | Dielectric waveguide filter with direct coupling and alternative cross-coupling |
| US20150084720A1 (en) * | 2013-09-23 | 2015-03-26 | Cts Corporation | Dielectric Waveguide Filter with Direct Coupling and Alternative Cross-Coupling |
| US20150207193A1 (en) * | 2011-12-03 | 2015-07-23 | Hugo Enrique Cuadras | RF Filter Assembly with Mounting Pins |
| CN104871364A (en) * | 2012-11-28 | 2015-08-26 | Cts公司 | Dielectric waveguide filter with direct coupling and alternative cross-coupling |
-
2015
- 2015-11-18 CN CN201510795101.7A patent/CN105356016A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1735994A (en) * | 2002-12-09 | 2006-02-15 | 汤姆森许可贸易公司 | Bandpass filter with pseudo-elliptic response |
| US20110279200A1 (en) * | 2010-05-17 | 2011-11-17 | Reddy Vangala | Dielectric Waveguide Filter with Structure and Method for Adjusting Bandwidth |
| CN103797639A (en) * | 2011-07-18 | 2014-05-14 | Cts公司 | Dielectric waveguide filter with direct coupling and alternative cross-coupling |
| US20150207193A1 (en) * | 2011-12-03 | 2015-07-23 | Hugo Enrique Cuadras | RF Filter Assembly with Mounting Pins |
| CN104871364A (en) * | 2012-11-28 | 2015-08-26 | Cts公司 | Dielectric waveguide filter with direct coupling and alternative cross-coupling |
| US20150084720A1 (en) * | 2013-09-23 | 2015-03-26 | Cts Corporation | Dielectric Waveguide Filter with Direct Coupling and Alternative Cross-Coupling |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129548A (en) * | 2016-03-31 | 2016-11-16 | 苏州艾福电子通讯股份有限公司 | A kind of ceramic waveguide wave filter |
| CN111384482A (en) * | 2018-12-29 | 2020-07-07 | 深圳市大富科技股份有限公司 | Dielectric filter applied to 5G communication system and communication equipment |
| CN111384558A (en) * | 2018-12-31 | 2020-07-07 | 深圳市大富科技股份有限公司 | Dielectric filter, method for preparing dielectric filter and communication equipment |
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Application publication date: 20160224 |