CN106410339A - High isolation multi-channel signal selection circulator network - Google Patents
High isolation multi-channel signal selection circulator network Download PDFInfo
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- CN106410339A CN106410339A CN201610876114.1A CN201610876114A CN106410339A CN 106410339 A CN106410339 A CN 106410339A CN 201610876114 A CN201610876114 A CN 201610876114A CN 106410339 A CN106410339 A CN 106410339A
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- circulator
- port
- wave filter
- signal
- annular device
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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
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Abstract
The present invention discloses a high isolation multi-channel signal selection circulator network. The high isolation multi-channel signal selection circulator network comprises a first circulator, a second circulator, a third circulator, a fourth circulator and a fifth circulator. Each circulator is provided with a first port, a second port and a third port. All the circulators are in serial connection by using the ports. An absorption load unit is disposed between the first circulator and the fifth circulator. The second port of the second circulator is connected with an antenna for both transmitting and receiving or a multi-port radio frequency component. The second port of the third circulator, the second port of the fourth circulator and the second port of the fifth circulator are respectively connected with a first filter, a second filter and a third filter. The high isolation multi-channel signal selection circulator network is applicable to situations when the interference is strong and the channel condition is poor, has a reasonable structure, solves a channel interference problem, ensures a clear environment of the channel, overcomes the defect of weaken signal strength caused by a power splitter, and effectively suppresses channel out-of-band interference energy, thereby having a good application prospect.
Description
Technical field
Patent of the present invention is related to communication technical field, more particularly, to a kind of high-isolation multi-path signal behavior circulator net
Road.
Background technology
Circulator is a kind of device making electromagnetic wave unidirectional loop transmit, in modern age radar and micro multi-channel communication system
The device of characteristic of will being gone in ring with one direction.
The principle of circulator is according to magnetic field bias Ferrite Material anisotropic properties.In micro multi-channel communication system
In, the signal of different frequency can be separated with circulator.Microwave structure has microstrip-type, waveguide type, strip line and coaxial-type,
Wherein most with micro-strip three end circulator, make medium with Ferrite Material, above put conduction band structure, plus stationary magnetic field, just have
There is belt characteristic.
The circulator using at present is not suitable for the severe situation of strong jamming, channel condition, and mutually dry between each channel
Disturb, affect the pure of channel circumstance；In engineering in practice, often solve this problem using power splitter, but it can bring weakening letter
The drawbacks of number intensity.
Content of the invention
The purpose of patent of the present invention is for above-mentioned technical problem, there is provided a kind of high-isolation multi-path signal behavior ring
Shape device networking, it is rational in infrastructure, solves the problems, such as channel mutual interference it is ensured that the pure environment of channel, it is to avoid using power splitter band
The drawbacks of to weaken signal intensity, interfering energy effectively outside suppression channel strip simultaneously.
Technical scheme
For solving above-mentioned technical problem, a kind of high-isolation multi-path signal behavior circulator networking that patent of the present invention provides,
Including first annular device, the second circulator, the 3rd circulator, fourth annular device and the 5th circulator, each circulator is provided with
First port, second port and the 3rd port, each circulator is connected by port；Set between first annular device and the 5th circulator
It is equipped with absorbing load unit, the second port of the second circulator is connected with transmitting and receives common antenna or multiport radio frequency component,
The second port of the 3rd circulator, fourth annular device and the 5th circulator be connected to the first wave filter, the second wave filter and
3rd wave filter.
Further, described first wave filter, the second wave filter and the 3rd wave filter are high pass filter, low pass filter
Or band filter.
Further, the resistance of described absorbing load unit is 50 Europe.
The invention also discloses a kind of high-isolation multi-path signal behavior circulator networking signal behavior model, using upper
State circulator networking, it includes transmitting and receives common antenna；Wherein, the first port of first annular device is signal input part, its
Second port is signal output part, and corresponding 3rd port is connected with absorbing load unit；The first port of the second circulator
For signal input part, its second port is signal output part, and the external transmitting of second port of the second circulator receives and shares sky
Line, transmitting is received common antenna and is connected with the 3rd port of the second circulator；3rd circulator, fourth annular device and the 5th annular
The second port of device is connected to the first wave filter, the second wave filter and the 3rd wave filter；
Transmitting receives the second port that the signal of common antenna reception passes through on the 3rd circulator, is gated by the first wave filter；Logical
Out of band signal continues transmission, by the second port on fourth annular device, is gated by the second wave filter；Passband external signal continues to pass
Defeated, by the second port on the 5th circulator, gated by the 3rd wave filter；Residual signal energy is inhaled by absorbing load unit
Receive；
The invention also discloses a kind of high-isolation multi-path signal behavior circulator networking signal behavior model, using above-mentioned ring
Shape device networking, it includes multiport radio frequency component；Wherein, the first port of first annular device is signal input part, its second
Port is signal output part, and corresponding 3rd port is connected with absorbing load unit；The first port of the second circulator is signal
Input, its second port is signal output part, the second port external multiport radio frequency component of the second circulator, multiport
Radio frequency component is connected with the first port of the 3rd circulator；Second end of the 3rd circulator, fourth annular device and the 5th circulator
Mouth is connected to the first wave filter, the second wave filter and the 3rd wave filter；
The corresponding output signal of multiport radio frequency component is gated by the first wave filter by the second port of the 3rd circulator, passband
External signal continues transmission, by the second port on fourth annular device, is gated by the second wave filter；Passband external signal continues to pass
Defeated, by the second port on the 5th circulator, gated by the 3rd wave filter；Residual signal energy is inhaled by absorbing load unit
Receive.
Patent beneficial effect of the present invention：
A kind of high-isolation multi-path signal behavior circulator networking that patent of the present invention provides is applied to strong jamming, channel condition
Severe situation, it is rational in infrastructure, solves the problems, such as channel mutual interference it is ensured that the pure environment of channel, it is to avoid utilize power splitter
The drawbacks of bring weakening signal intensity, interfering energy effectively outside suppression channel strip simultaneously.
Brief description
By the detailed description made in conjunction with the following drawings, the advantage of patent of the present invention will be apparent from and is easier to manage
Solution, these accompanying drawings simply schematically, are not intended to limit patent of the present invention, wherein：
Fig. 1 is first circulator networking signal behavior model schematic of the present invention；
Fig. 2 is second circulator networking signal behavior model schematic of the present invention.
In accompanying drawing, the part representated by each label is as follows：
1. first annular device；2. the second circulator；3. the 3rd circulator；4. fourth annular device；5. the 5th circulator；6. absorb negative
Carrier unit；7. the first wave filter；8. the second wave filter；9. the 3rd wave filter；10. transmitting receives common antenna；11. multiports are penetrated
Frequency assembly.
Specific embodiment
With reference to a kind of high-isolation multi-path signal behavior annular to patent of the present invention for the specific embodiments and the drawings
Device networking is described in detail.
The embodiment that here is recorded is the specific specific embodiment of patent of the present invention, for patent of the present invention is described
Design, is all explanatory and exemplary, should not be construed as the limit to patent working mode of the present invention and the scope of the claims of the present invention
System.The enforcement exception recorded except here, those skilled in the art can also be public based on the application claims and description institute
The content opened includes doing using the embodiment that here is recorded using obviously other technical schemes, these technical schemes
Go out the technical scheme of any obvious substitutions and modifications.
The accompanying drawing of this specification is schematic diagram, aids in illustrating the design of patent of the present invention, it is schematically indicated each several part
Shape and its mutual relation.Note that the structure of each part for the ease of clearly showing patent Example of the present invention, phase
Same reference marker is used for representing identical part.
Fig. 1-Fig. 2 is a kind of related signal at high-isolation multi-path signal behavior circulator networking described herein
Figure.
A kind of high-isolation multi-path signal behavior circulator networking, it include first annular device 1, the second circulator 2,
Three circulators 3, fourth annular device 4 and the 5th circulator 5, each circulator is provided with first port, second port and the 3rd end
Mouthful, each circulator is connected by port；It is provided with absorbing load unit 6 between first annular device 1 and the 5th circulator 5, second
The second port of circulator 2 is connected with transmitting and receives common antenna 10 or multiport radio frequency component 11, the 3rd circulator the 3, the 4th
The second port of circulator 4 and the 5th circulator 5 is connected to the first wave filter 7, the second wave filter 8 and the 3rd wave filter 9.
Described first wave filter 7, the second wave filter 8 and the 3rd wave filter 9 are high pass filter, low pass filter or band logical
Wave filter；The resistance of described absorbing load unit 6 is 50 Europe.
Fig. 1 is first high-isolation multi-path signal behavior circulator networking signal behavior model schematic of the present invention,
In the present embodiment, a kind of high-isolation multi-path signal behavior circulator networking signal behavior model uses above-mentioned circulator net
Road, it includes transmitting and receives common antenna 10.
The annexation of its intermodule is：The first port of first annular device 1 is signal input part, and its second port is
Signal output part, corresponding 3rd port is connected with absorbing load unit 6；The first port of the second circulator 2 is signal input
End, its second port is signal output part, and the external transmitting of second port of the second circulator 2 receives common antenna 10, transmitting
Receive common antenna 10 to be connected with the 3rd port of the second circulator 2；3rd circulator 3, fourth annular device 4 and the 5th circulator
5 second port is connected to the first wave filter 7, the second wave filter 8 and the 3rd wave filter 9.
When output signal runs into delivery outlet load and mismatches in positive circulation, the echo of generation is by first annular device 1
The 3rd port matched load absorb；And due to there being the series connection of two sections, increase reverse isolation, effective guarantee signalling channel
Pure environment.
Using the pattern that above-mentioned high-isolation multi-path signal behavior circulator networking carries out signal behavior it is：Transmitting receives
The signal that common antenna 10 receives passes through the second port on the 3rd circulator 3, is gated by the first wave filter 7；Passband external signal
Continue transmission, by the second port on fourth annular device 4, gated by the second wave filter 8；Passband external signal continues transmission, leads to
Cross the second port on the 5th circulator 5, gated by the 3rd wave filter 9；Residual signal energy is absorbed by absorbing load unit 6.
Second high-isolation multi-path signal behavior circulator networking signal behavior model schematic of the present invention, such as Fig. 2
Shown.In the present embodiment, in a kind of signal behavior model of circulator networking, including the multiport radio frequency group on circulator networking
Part 11.
The annexation of its intermodule is：The first port of first annular device 1 is signal input part, and its second port is
Signal output part, corresponding 3rd port is connected with absorbing load unit 6；The first port of the second circulator 2 is signal input
End, its second port is signal output part, the second port external multiport radio frequency component 11 of the second circulator 2, multiport
Radio frequency component 11 is connected with the first port of the 3rd circulator 3；3rd circulator 3, fourth annular device 4 and the 5th circulator 5
Second port is connected to the first wave filter 7, the second wave filter 8 and the 3rd wave filter 9.
Using the pattern that above-mentioned high-isolation multi-path signal behavior circulator networking carries out signal behavior it is：Multiport is penetrated
The corresponding output signal of frequency assembly 11 is gated by the first wave filter 7 by the second port of the 3rd circulator 3, and passband external signal continues
Resume defeated, by the second port on fourth annular device 4, gated by the second wave filter 8；Passband external signal continues transmission, passes through
Second port on 5th circulator 5, is gated by the 3rd wave filter 9；Residual signal energy is absorbed by absorbing load unit 6.
A kind of high-isolation multi-path signal behavior circulator networking that patent of the present invention provides is applied to strong jamming, channel
The situation of inclement condition, it is rational in infrastructure, solves the problems, such as channel mutual interference it is ensured that the pure environment of channel, it is to avoid utilize work(
The drawbacks of divide device to bring weakening signal intensity, interfering energy effectively outside suppression channel strip simultaneously.
The present invention is not limited to above-mentioned embodiment, and anyone can show that under the enlightenment of patent of the present invention other are various
The product of form, however, making any change in its shape or structure, every have skill identical or similar to the present application
Art scheme, all falls within the protection domain of patent of the present invention.
Claims (5)
1. a kind of high-isolation multi-path signal behavior circulator networking is it is characterised in that include first annular device（1）, second
Circulator（2）, the 3rd circulator（3）, fourth annular device（4）And the 5th circulator（5）, each circulator is provided with first end
Mouth, second port and the 3rd port, each circulator is connected by port；First annular device（1）With the 5th circulator（5）Between set
It is equipped with absorbing load unit（6）, the second circulator（2）Second port be connected with transmitting receive common antenna（10）Or multiport
Radio frequency component（11）, the 3rd circulator（3）, fourth annular device（4）And the 5th circulator（5）Second port be connected to
One wave filter（7）, the second wave filter（8）And the 3rd wave filter（9）.
2. high-isolation multi-path signal behavior circulator networking according to claim 1 is it is characterised in that described first
Wave filter（7）, the second wave filter（8）And the 3rd wave filter（9）For high pass filter, low pass filter or band filter.
3. high-isolation multi-path signal behavior circulator networking according to claim 1 is it is characterised in that described absorption
Load unit（6）Resistance be 50 Europe.
4. a kind of high-isolation multi-path signal behavior circulator networking signal behavior model is it is characterised in that usage right will
Ask the circulator networking described in 1, it includes transmitting and receives common antenna（10）；First annular device（1）First port be signal
Input, its second port is signal output part, corresponding 3rd port and absorbing load unit（6）Connect；Second annular
Device（2）First port be signal input part, its second port be signal output part, the second circulator（2）Second port
External transmitting receives common antenna（10）, transmitting reception common antenna（10）With the second circulator（2）The 3rd port connect；The
Three circulators（3）, fourth annular device（4）And the 5th circulator（5）Second port be connected to the first wave filter（7）,
Two wave filter（8）And the 3rd wave filter（9）；
Transmitting receives common antenna（10）The signal receiving passes through the 3rd circulator（3）On second port, by the first wave filter
（7）Gating；Passband external signal continues transmission, by fourth annular device（4）On second port, by the second wave filter（8）Gating；
Passband external signal continues transmission, by the 5th circulator（5）On second port, by the 3rd wave filter（9）Gating；Residual signal
Energy is by absorbing load unit（6）Absorb.
5. a kind of high-isolation multi-path signal behavior circulator networking signal behavior model is it is characterised in that usage right will
Ask the circulator networking described in 1, it includes multiport radio frequency component（11）；First annular device（1）First port be signal defeated
Enter end, its second port is signal output part, corresponding 3rd port and absorbing load unit（6）Connect；Second circulator
（2）First port be signal input part, its second port be signal output part, the second circulator（2）Second port outside
Connect multiport radio frequency component（11）, multiport radio frequency component（11）With the 3rd circulator（3）First port connect；3rd annular
Device（3）, fourth annular device（4）And the 5th circulator（5）Second port be connected to the first wave filter（7）, second filtering
Device（8）And the 3rd wave filter（9）；
Multiport radio frequency component（11）Corresponding output signal pass through the 3rd circulator（3）Second port by the first wave filter
（7）Gating, passband external signal continues transmission, by fourth annular device（4）On second port, by the second wave filter（8）Gating；
Passband external signal continues transmission, by the 5th circulator（5）On second port, by the 3rd wave filter（9）Gating；Residual signal
Energy is by absorbing load unit（6）Absorb.
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| CN201610876114.1A CN106410339B (en) | 2016-10-08 | 2016-10-08 | A kind of high-isolation multi-path signal behavior circulator network |
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| CN106410339B CN106410339B (en) | 2019-03-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117560079A (en) * | 2024-01-12 | 2024-02-13 | 鹏城实验室 | Transmit-receive isolation system and laser communication system |
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|---|---|---|---|---|
| US20050068649A1 (en) * | 2001-07-06 | 2005-03-31 | Chang-Joon Chae | Optical add/drop structures |
| US20070116463A1 (en) * | 2005-11-21 | 2007-05-24 | Samsung Electronics Co.; Ltd | Bi-directional optical cross coupler |
| CN101673863A (en) * | 2009-10-19 | 2010-03-17 | 华为技术有限公司 | Double-frequency combiner and combining method thereof |
| CN202940313U (en) * | 2012-11-29 | 2013-05-15 | 余姚亿威电子科技有限公司 | Band-pass filter formed by low-pass filters |
-
2016
- 2016-10-08 CN CN201610876114.1A patent/CN106410339B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050068649A1 (en) * | 2001-07-06 | 2005-03-31 | Chang-Joon Chae | Optical add/drop structures |
| US20070116463A1 (en) * | 2005-11-21 | 2007-05-24 | Samsung Electronics Co.; Ltd | Bi-directional optical cross coupler |
| CN101673863A (en) * | 2009-10-19 | 2010-03-17 | 华为技术有限公司 | Double-frequency combiner and combining method thereof |
| CN202940313U (en) * | 2012-11-29 | 2013-05-15 | 余姚亿威电子科技有限公司 | Band-pass filter formed by low-pass filters |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117560079A (en) * | 2024-01-12 | 2024-02-13 | 鹏城实验室 | Transmit-receive isolation system and laser communication system |
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