CN202662759U - Novel high-time-delay balance coupling filter - Google Patents
Novel high-time-delay balance coupling filter Download PDFInfo
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- CN202662759U CN202662759U CN 201220183990 CN201220183990U CN202662759U CN 202662759 U CN202662759 U CN 202662759U CN 201220183990 CN201220183990 CN 201220183990 CN 201220183990 U CN201220183990 U CN 201220183990U CN 202662759 U CN202662759 U CN 202662759U
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- 208000002925 dental caries Diseases 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
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Abstract
The utility model discloses a novel high-time-delay balance coupling filter. The filter comprises a housing and a cover plate, wherein an input port and an output port are arranged outside the housing, and a groove is opened in the housing. The groove is dug deeply to form five independent cavities as resonant cavities, wherein a resonant rod is arranged in each resonant cavity, a second resonant rod is respectively coupled with a first resonant rod and a third resonant rod, and a fourth resonant rod is respectively coupled with the first resonant rod, the third resonant rod and a fifth resonant rod. The cover plate covers an opening position of the housing; screw holes corresponding to positions of resonant holes are opened in the cover plate, and the cover plate is connected with each resonant rod via screws, and another cavity is dug between a first resonant cavity and a fourth resonant cavity, wherein a resonant rod is arranged in the resonant cavity, and the resonant rod is respectively coupled with the first resonant rod and the fourth resonant rod. The filter of the utility model has the advantages of being simple in structure and convenient for assembling, improving high-time-delay fluctuation and three-stage intermodulation indexes based on original technology, enhancing the coupling amount, minimizing production procedures, improving reliability and reducing the cost.
Description
Technical field
The utility model relates to communication machine system technical field, relates in particular to a kind of novel high time delay balance coupling filter.
Background technology
In existing filter, complex structure, assembling is inconvenient, and production process is many, and production cost is high, and reliability is bad, and undesirable aspect the time delay effect, and the time delay fluctuation is large, and the loss of signal transmission is large, and properties of product are bad.
The utility model content
The utility model purpose is exactly in order to remedy the defective of prior art, a kind of time delay balance to be provided, to reduce a kind of novel high time delay balance coupling filter that the device time delay fluctuates, reduces the signal transmission loss.
The utility model is achieved through the following technical solutions:
A kind of novel high time delay balance coupling filter, comprise housing and the cover plate corresponding with hull shape, described hull outside has an output port and an input port, described enclosure interior has a groove, having deep-cut respectively five cavitys in the groove is resonant cavity again, a resonant rod is all arranged in each resonant cavity, wherein first resonant rod and second resonant rod form coupling, second resonant rod and the 3rd resonant rod form coupling, the 3rd resonant rod and the 4th resonant rod form coupling, the 4th resonant rod forms coupling with first and the 5th resonant rod respectively, described cover plate covers the opening part of housing, on the cover board the position of corresponding each resonant rod has screw, and by with screw rod that screw is complementary cover plate being linked to each other with each resonant rod, digging a cavity between first resonant cavity and the 4th resonant cavity, is the 6th resonant cavity again, in the 6th resonant cavity resonant rod is arranged, this resonant rod forms coupling with first and the 4th resonant rod respectively.
The utility model has the advantages that: the utility model is realized the product form that a kind of renewal is more excellent, simple in structure, easy to assembly, can improve time-delay fluctuation and third order intermodulation index on original basis, as shown in Figures 2 and 3, and strengthen the coupling amount, reduce production process, and can reach desirable time delay, when increasing reliability, can reduce cost again.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the time delay effect schematic diagram when not using the utility model.
Fig. 3 is the time delay effect schematic diagram when using the utility model.
Fig. 4 is the utility model outline drawing.
Embodiment
As shown in Figure 1 and Figure 4, a kind of novel high time delay balance coupling filter, comprise housing 1 and the cover plate corresponding with hull shape, described hull outside has an input port 2 and an output port 3, described enclosure interior has a groove 17, having deep-cut respectively five cavitys in the groove 17 is resonant cavity 4 again, 6,8,10 and 12, a resonant rod 5 is all arranged in each resonant cavity, 7,9,11 and 13, wherein first resonant rod 5 and second resonant rod 7 form coupling, second resonant rod 7 and the 3rd resonant rod 9 form coupling, the 3rd resonant rod 9 and the 4th resonant rod 11 form coupling, the 4th resonant rod 11 forms coupling with the one 5 and the 5th resonant rod 13 respectively, described cover plate covers the opening part of housing 1, on the cover board the position of corresponding each resonant rod has screw, and by with screw rod 16 that screw is complementary cover plate being linked to each other with each resonant rod, between first resonant cavity 4 and the 4th resonant cavity 10, dig again a cavity, be the 6th resonant cavity 14, in the 6th resonant cavity 14 resonant rod 15 is arranged, this resonant rod 15 forms coupling with the one 5 and the 4th resonant rod 11 respectively.
Claims (1)
1. novel high time delay balance coupling filter, comprise housing and the cover plate corresponding with hull shape, described hull outside has an input port and an output port, described enclosure interior has a groove, having deep-cut respectively five cavitys in the groove is resonant cavity again, a resonant rod is all arranged in each resonant cavity, wherein first resonant rod and second resonant rod form coupling, second resonant rod and the 3rd resonant rod form coupling, the 3rd resonant rod and the 4th resonant rod form coupling, the 4th resonant rod forms coupling with first and the 5th resonant rod respectively, described cover plate covers the shell nozzle place, on the cover board the position of corresponding each resonant rod has screw, and by with screw rod that screw is complementary cover plate being linked to each other with each resonant rod, it is characterized in that: digging a cavity between first resonant cavity and the 4th resonant cavity, is the 6th resonant cavity again, in the 6th resonant cavity resonant rod is arranged, this resonant rod forms coupling with first and the 4th resonant rod respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220183990 CN202662759U (en) | 2012-04-26 | 2012-04-26 | Novel high-time-delay balance coupling filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220183990 CN202662759U (en) | 2012-04-26 | 2012-04-26 | Novel high-time-delay balance coupling filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202662759U true CN202662759U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220183990 Expired - Fee Related CN202662759U (en) | 2012-04-26 | 2012-04-26 | Novel high-time-delay balance coupling filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202662759U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157941A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157939A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157938A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GGSM filter |
| CN104167582A (en) * | 2014-08-07 | 2014-11-26 | 董后友 | Low-loss, high-stability and high-intermodulation double-frequency 4G combiner |
-
2012
- 2012-04-26 CN CN 201220183990 patent/CN202662759U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167582A (en) * | 2014-08-07 | 2014-11-26 | 董后友 | Low-loss, high-stability and high-intermodulation double-frequency 4G combiner |
| CN104157941A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157939A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157938A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GGSM filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20150426 |
|
| EXPY | Termination of patent right or utility model |