CN206259470U - A kind of three port combiners of seven frequency - Google Patents
A kind of three port combiners of seven frequency Download PDFInfo
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- CN206259470U CN206259470U CN201621425394.6U CN201621425394U CN206259470U CN 206259470 U CN206259470 U CN 206259470U CN 201621425394 U CN201621425394 U CN 201621425394U CN 206259470 U CN206259470 U CN 206259470U
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- radiofrequency signal
- chamber
- process circuit
- signal process
- frequency
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Abstract
A kind of three port combiners of seven frequency, including cavity and three ports, inside cavity are provided with first, second, third and fourth radiofrequency signal process circuit, and three ports are respectively GSM＆DCS＆TD F＆TD A＆TD E＆TD D ports, WLAN ports and public delivery outlet.Using resonator form, with Chebyshev's bandpass filter and bandstop filter principle, the wave filter of GSM, DCS, TD F, TD A, TD E, TD D and wlan network signal is located in each process circuit of same inside cavity, the path of GSM＆DCS＆TD F＆TD a-signals is realized using bandstop filter, remaining signal forms band logical path by Space Coupling resonance manner, reduce input port reflection intermodulation, reduce inter-system interference, production process is simplified, is height set, the constructing communication network equipment of function admirable.
Description
Technical field
The utility model is related to electricity field, more particularly to mobile communication technology, a kind of particularly three port combinings of seven frequency
Device.
Background technology
As the renewal of continuing to develop for the communication technology, particularly 3G, 4G technology is developed, as substantial amounts of communication network is excellent
Change project is when doing signal and covering, it is desirable to reduce space, cost-effective, lacking one kind can merge into signal all the way multiple signals
Combiner reaching unlike signal system transfers.
Utility model content
The purpose of this utility model is to strengthen building 4G basic networks, solves how multiloop loop system shares antenna-feedback system
The technical problem of covering.The utility model will can be exported after seven kinds of network signal combinings, be that multisystem transmits indispensable device
Part.
Three port combiners of this seven frequency of the present utility model, including cavity and three ports.Wherein, in described cavity
Portion is provided with the first radiofrequency signal process circuit, the second radiofrequency signal process circuit, the 3rd radiofrequency signal process circuit and the 4th and penetrates
Audio signalprocessing circuit, is provided with GSM＆DCS＆TD F＆TD A wave filters in the first described radiofrequency signal process circuit, described
TD E wave filters are provided with second radiofrequency signal process circuit, TD D filtering is provided with the 3rd described radiofrequency signal process circuit
Device, WLAN wave filters are provided with the 4th described radiofrequency signal process circuit.Three described ports are respectively GSM＆DCS＆TD
F＆TD A＆TD E＆TD D ports, WLAN ports and public delivery outlet.Described the first radiofrequency signal process circuit, the second radio frequency
Signal processing circuit and the 3rd radio-frequency signal path share head resonators and form combining, the second described radiofrequency signal process circuit
Tail resonator is shared with the 3rd radiofrequency signal process circuit form combining.
Further, the first radiofrequency signal process circuit is the bandreject filtering biography of five stage structures of 800-2025MHz frequency ranges
Defeated circuit.
Further, the second radiofrequency signal process circuit is two grades of the eight chamber biography of coupled structure of 2300-2380MHz frequency ranges
Defeated circuit.
Further, the 3rd radiofrequency signal process circuit is the biography of seven chamber one-level coupled structures of 2575-2635MHz frequency ranges
Defeated circuit.
Further, the 4th radiofrequency signal process circuit is two grades of the eight chamber coupled structure of 2400-2483.5MHz frequency ranges
Transmission line.
Further, the first radiofrequency signal process circuit is connected by guide rod, and guide rod passes through conductor length adjusting circuit induction reactance.
Further, first resonator connects the first disk by the first tap line, and tail resonator is connected by the second tap line
The second disk is connect, the spacing between the first disk, the second disk and guide rod can be adjusted.
Further, coupling tuning bar is provided between the 3rd chamber in first resonator and the second radiofrequency signal process circuit,
Coupling tuning bar is provided between 4th chamber of first resonator and the 3rd radiofrequency signal process circuit, first resonator and the 4th radio frequency are believed
Coupling tuning bar is provided between 5th chamber of number process circuit, coupling is provided between tail resonator and the second radiofrequency signal process circuit
Tuning plug is closed, coupling tuning bar is provided between tail resonator and the 3rd radiofrequency signal process circuit.
Further, the 6th chamber and the 7th chamber of the second radiofrequency signal process circuit, between the 8th chamber and the 9th chamber respectively
Two-stage perception cross-couplings bar is each provided with, capacitive is provided between the tenth chamber and the 11st chamber of the 3rd radiofrequency signal process circuit
Cross-couplings bar, the 12nd chamber and the 13rd chamber of the 4th radiofrequency signal process circuit, between the 14th chamber and the 15th chamber point
Two-stage capacitive cross coupling bar is not each provided with.
The utility model compares with prior art, and its effect is positive and obvious.Seven frequencies, three ends of the present utility model
The first rf signal line route guide rod connection of mouthful combiner, by conductor length adjusting circuit induction reactance, resistance needed for completing at five
Band, realizes path.By the first tap line clutch disk, tail resonator connects second by the second tap line to be justified first resonator
Disk, by adjusting the spacing between two disks and guide rod, can adjust the coefficient of coup, realize signal transmission.Meanwhile, common resonant chamber
Coupling tuning bar is each provided with and the chamber of each radiofrequency signal process circuit between, coefficient of coup regulation is capable of achieving, substantially reduced
Debugging difficulty, improves production efficiency.
Additionally, isolation between in order to improve Combiner port, spy of the utility model in the second radiofrequency signal process circuit
Determine to add two-stage perception cross-couplings bar to increase inductance between chamber；Added between the particular cavity of the 3rd radiofrequency signal process circuit
Capacitive cross coupling bar increases electric capacity；Two-stage capacitive cross coupling is added between the particular cavity of the 4th radiofrequency signal process circuit
Bar increases electric capacity.It is this to use cross-linked mode, formed and jump chamber coupling, substantially increase the Out-of-band rejection energy of passband
Power, increases interport isolation.
Combiner of the present utility model realizes the design of ultra-wide passband by way of band hinders, and makes GSM＆DCS＆TD F＆TD
A-signal is transmitted along same guide rod, simplifies production process, and production cost is reduced again.Meanwhile, guide rod is used with resonant column and coupled
Mode connect, both save traditional welding, effectively reduce again combiner input port reflection intermodulation amount, it is to avoid extra frequency
Between disturb, improve combiner performance.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the cavity top view of seven frequency of the present utility model, three port combiners.
Fig. 2 is the generalized section of seven frequency of the present utility model, three port combiners.
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of seven three port combiners of frequency of the present utility model are according to Chebyshev's band logical and band resistance
Wave filter design principle, chooses 0.1dB maximum pass-band corrugated designs.Seven frequency of the present utility model, three port combiners, including chamber
Body and three ports.Described inside cavity is provided with the first radiofrequency signal process circuit 110, the second radiofrequency signal process circuit
120th, the 3rd radiofrequency signal process circuit 130 and the 4th radiofrequency signal process circuit 140, described the first radiofrequency signal treatment line
GSM＆DCS＆TD F＆TD A wave filters are provided with road 110, TD E filters are provided with the second described radiofrequency signal process circuit 120
Ripple device, TD D wave filters, the 4th described radiofrequency signal process circuit are provided with the 3rd described radiofrequency signal process circuit 130
WLAN wave filters are provided with 140.Three described ports be respectively GSM＆DCS＆TD F＆TD A＆TD E＆TD D port R1,
WLAN ports R2 and public delivery outlet R3.Described the first radiofrequency signal process circuit 110, the second radiofrequency signal process circuit
The 120 and shared head resonators S1 of the 3rd radio-frequency signal path 130 forms combining, the second described radiofrequency signal process circuit 120
Tail resonator S2 is shared with the 3rd radiofrequency signal process circuit 130 form combining.
Further, the first radiofrequency signal process circuit 110 is the bandreject filtering of five stage structures of 800-2025MHz frequency ranges
Transmission line.
Further, the second radiofrequency signal process circuit 120 is two grades of the eight chamber coupled structure of 2300-2380MHz frequency ranges
Transmission line.
Further, the 3rd radiofrequency signal process circuit 130 is seven chamber one-level coupled structures of 2575-2635MHz frequency ranges
Transmission line.
Further, the 4th radiofrequency signal process circuit 140 is two grades of the eight chamber coupling knot of 2400-2483.5MHz frequency ranges
The transmission line of structure.
Further, the first radiofrequency signal process circuit 110 is connected by guide rod D1, guide rod D1 by wire L3, L4, L5,
L6, L7 length adjustment circuit induction reactance.
Further, first resonator S1 connects the first disk A1 by the first tap line L1, and tail resonator S2 passes through second
Tap line L2 connects the second disk A2, and the spacing between the first disk A1, the second disk A2 and guide rod D1 can be adjusted.
Further, it is provided with coupling between the 3rd chamber S3 in first resonator S1 and the second radiofrequency signal process circuit 120
Tuning plug P1, coupling tuning bar P2 is provided between first resonator S1 and the 4th chamber S4 of the 3rd radiofrequency signal process circuit 130, first
Be provided with coupling tuning bar P3 between 5th chamber S5 of resonator S1 and the 4th radiofrequency signal process circuit 140, tail resonator S2 and
Coupling tuning bar P4, tail resonator S2 and the 3rd radiofrequency signal process circuit are provided between second radiofrequency signal process circuit 120
Coupling tuning bar P5 is provided between 130.
Further, the 6th chamber S6 of the second radiofrequency signal process circuit 120 and the 7th chamber S7, the 8th chamber S8 and the 9th chamber
Two-stage perceptual cross-couplings bar T1, T2, the tenth chamber S10 of the 3rd radiofrequency signal process circuit 130 are each provided between S9 respectively
And the 11st be provided between the S11 of chamber capacitive cross coupling bar T3, the 12nd chamber S12 of the 4th radiofrequency signal process circuit 140 and
Two-stage capacitive cross coupling bar T4, T5 are each provided with respectively between 13rd chamber S13, the 14th chamber S14 and the 15th chamber S15.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
Equivalent structure or equivalent flow conversion that every utilization the utility model specification and accompanying drawing content are made, or directly or indirectly fortune
Similarly it is included in scope of patent protection of the present utility model used in other related technical fields.
Claims (9)
1. three port combiners of a kind of seven frequency, including cavity and three ports, it is characterised in that：Described inside cavity is provided with
At one radiofrequency signal process circuit, the second radiofrequency signal process circuit, the 3rd radiofrequency signal process circuit and the 4th radiofrequency signal
Reason circuit, is provided with GSM＆DCS＆TD F＆TD A wave filters, the second described radio frequency in the first described radiofrequency signal process circuit
TD E wave filters are provided with signal processing circuit, TD D wave filters are provided with the 3rd described radiofrequency signal process circuit, it is described
The 4th radiofrequency signal process circuit in be provided with WLAN wave filters, three described ports are respectively GSM＆DCS＆TD F＆TD A＆
TD E＆TD D ports, WLAN ports and public delivery outlet, at described the first radiofrequency signal process circuit, the second radiofrequency signal
Reason circuit and the 3rd radio-frequency signal path share head resonators and form combining, the second described radiofrequency signal process circuit and the 3rd
Radiofrequency signal process circuit shares tail resonator and forms combining.
2. it is according to claim 1 seven frequency three port combiners, it is characterised in that：Described the first radiofrequency signal treatment line
Road is the bandreject filtering transmission line of five stage structures of 800-2025MHz frequency ranges.
3. it is according to claim 1 seven frequency three port combiners, it is characterised in that：Described the second radiofrequency signal treatment line
Road is two grades of the eight chamber transmission line of coupled structure of 2300-2380MHz frequency ranges.
4. it is according to claim 1 seven frequency three port combiners, it is characterised in that：Described the 3rd radiofrequency signal treatment line
Road is the transmission line of seven chamber one-level coupled structures of 2575-2635MHz frequency ranges.
5. it is according to claim 1 seven frequency three port combiners, it is characterised in that；Described the 4th radiofrequency signal treatment line
Road is two grades of the eight chamber transmission line of coupled structure of 2400-2483.5MHz frequency ranges.
6. it is according to claim 2 seven frequency three port combiners, it is characterised in that：Described the first radiofrequency signal treatment line
Route guide rod connection, the guide rod passes through conductor length adjusting circuit induction reactance.
7. it is according to claim 1 seven frequency three port combiners, it is characterised in that：Described first resonator is taken out by first
Head line connects the first disk, and described tail resonator connects the second disk, described the first disk, second by the second tap line
Spacing between disk and guide rod can be adjusted.
8. according to any seven described three port combiners of frequency in claim 3,4 or 5, it is characterised in that：Described first resonance
Coupling tuning bar, described first resonator and the 3rd radio frequency are provided between the 3rd chamber in chamber and the second radiofrequency signal process circuit
It is provided with coupling tuning bar between 4th chamber of signal processing circuit, described first resonator and the 4th radiofrequency signal process circuit
Coupling tuning bar is provided between 5th chamber, coupling tuning is provided between described tail resonator and the second radiofrequency signal process circuit
Bar, coupling tuning bar is provided between described tail resonator and the 3rd radiofrequency signal process circuit.
9. according to any seven described three port combiners of frequency in claim 3,4 or 5, it is characterised in that：Described second is penetrated
6th chamber of audio signalprocessing circuit and the 7th chamber, two-stage perception cross-couplings are each provided between the 8th chamber and the 9th chamber respectively
Bar, capacitive cross coupling bar is provided between the tenth chamber and the 11st chamber of described the 3rd radiofrequency signal process circuit, described
12nd chamber and the 13rd chamber of the 4th radiofrequency signal process circuit, between the 14th chamber and the 15th chamber two are each provided with respectively
Level capacitive cross coupling bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621425394.6U CN206259470U (en) | 2016-12-23 | 2016-12-23 | A kind of three port combiners of seven frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621425394.6U CN206259470U (en) | 2016-12-23 | 2016-12-23 | A kind of three port combiners of seven frequency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206259470U true CN206259470U (en) | 2017-06-16 |
Family
ID=59030325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621425394.6U Expired - Fee Related CN206259470U (en) | 2016-12-23 | 2016-12-23 | A kind of three port combiners of seven frequency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206259470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054343A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter |
-
2016
- 2016-12-23 CN CN201621425394.6U patent/CN206259470U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054343A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20211223 |