CN203103471U - Linearly polarized Ku frequency band dual-port diplexer - Google Patents
Linearly polarized Ku frequency band dual-port diplexer Download PDFInfo
- Publication number
- CN203103471U CN203103471U CN 201320107851 CN201320107851U CN203103471U CN 203103471 U CN203103471 U CN 203103471U CN 201320107851 CN201320107851 CN 201320107851 CN 201320107851 U CN201320107851 U CN 201320107851U CN 203103471 U CN203103471 U CN 203103471U
- Authority
- CN
- China
- Prior art keywords
- port
- duplexer
- transition
- emission
- frequency range
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The utility model discloses a linearly polarized Ku frequency band dual-port diplexer. The diplexer comprises a three-port orthogonal mode coupler, wherein the first port of the three-port orthogonal mode coupler is connected with a public antenna port through a public antenna port connector, the second port of the three-port orthogonal mode coupler is connected with a duplexer emission port for connecting an emitter through an emission port connector, the third port of the three-port orthogonal mode coupler is connected with an emission-stop filter, the emission-stop filter is connected with an H surface circular arc waveguide elbow, and the H surface circular arc waveguide elbow is connected with a diplexer receiving port for connecting a receiver. The diplexer disclosed by the utility model is simple in structure, reasonable in design, small in size, universal around the world, capable of achieving 1500M bandwidth in Ku wave band, good in electrical performance, small in voltage standing wave ratio, isolated in emission and receiving, good in application effect and convenient in popularization and application.
Description
Technical field
The utility model belongs to communication apparatus technical field, especially relates to a kind of linear polarization Ku frequency range two-port duplexer.
Background technology
In existing satellite communication system, commercial satellite linear polarization Ku frequency range upstream frequency is 14.0～14.5GHz, and downstream frequency is 12.25～12.75GHz, and its bandwidth has only 500MHZ, can't satisfy the demand of satellite client at all, cause the satellite resource scarcity satellite frequency.Along with Evolution of Satellite Communication Techniques, satellite linear polarization Ku upstream frequency expands to 13.00GHz～14.500GHz, if it is multiplexing to add the basis orthogonal polarization of Ku frequency range, the upstream frequency bandwidth has also improved, band downlink expands to 10.700GHz-12.75GHz, the high-frequency resource is utilized effectively, has reached high frequency dilatation truly, and can effectively improve the crowded and interference on the present primary band.And the duplexer of standard Ku frequency range can not satisfy Arab Satellite Communications Organization (ARABSAT) requirement of client in the prior art, mainly comprises: 1, emission low side frequency can not satisfy; 2, transmitted bandwidth is not enough.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of linear polarization Ku frequency range two-port duplexer is provided, and it is simple in structure, and is reasonable in design, volume is little, be common to all over the world, realized Ku wave band 1500M bandwidth, good electrical property, voltage standing wave ratio is little, transmitting-receiving is isolated, and result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of linear polarization Ku frequency range two-port duplexer, it is characterized in that: comprise three port orthomode couplers, be connected with common antenna port by the common antenna port transition on first port of described three port orthomode couplers, be connected with the duplexer emission port that is used to connect transmitter by the emission port transition on second port of described three port orthomode couplers, be connected with on the 3rd port of described three port orthomode couplers and send out the resistance filter, be connected with the waveguide of H face arc bend on described the resistance filter, be connected with the duplexer receiving port that is used to connect receiver in the waveguide of described H face arc bend.
Above-mentioned linear polarization Ku frequency range two-port duplexer, it is characterized in that: described common antenna port is the circular flange interface.
Above-mentioned linear polarization Ku frequency range two-port duplexer, it is characterized in that: described common antenna port transition is round transition, the first circular interface of described round transition is connected with first port of described three port orthomode couplers, and the second circular interface of described round transition is connected with described common antenna port.
Above-mentioned linear polarization Ku frequency range two-port duplexer is characterized in that: the rectangular flange interface that described duplexer emission port is the WR75 model.
Above-mentioned linear polarization Ku frequency range two-port duplexer, it is characterized in that: described emission port transition is a square square transition, the first rectangle interface of described square square transition is connected with second port of described three port orthomode couplers, and the second rectangle interface of described square square transition is connected with described duplexer emission port.
Above-mentioned linear polarization Ku frequency range two-port duplexer is characterized in that: the rectangular flange interface that described duplexer receiving port is the WR75 model.
Above-mentioned linear polarization Ku frequency range two-port duplexer, it is characterized in that: described resistance filter is the low pass filter of cavity body structure.
The utility model compared with prior art has the following advantages:
1, the utility model is according to the Demand Design of Arab Satellite Communications Organization (ARABSAT), standard K u frequency range duplexer different from the past above frequency not only, and the polarization applications aspect is also different, untapped frequency range has obtained utilization in the Ku frequency range thereby make, from truly having expanded linear polarization Ku frequency range uplink band and band downlink.
2, the utility model has not only been widened polarization applications, has realized Ku wave band 1500M bandwidth, and has guaranteed excellent electric performance, has realized the port isolation greater than 60dB, and has reduced cost, and is simple in structure, reasonable in design.
3, the utility model send out the resistance filter be the low pass filter of cavity body structure, the three port orthomode couplers that adopt, not only can satisfy linear polarization, can guarantee the high-power emission of antenna again, and realized effective transmitting-receiving isolation, the overall test voltage standing wave ratio has the little characteristics of voltage standing wave ratio less than 1.25.
4, the utility model duplexer emission port and duplexer receiving port are the rectangular flange interface of WR75 model, be common to all over the world, and volume are little, and result of use is good, is convenient to promote the use of.
In sum, the utility model is simple in structure, and is reasonable in design, and volume is little, is common to all over the world, realized Ku wave band 1500M bandwidth, good electrical property, and voltage standing wave ratio is little, and transmitting-receiving is isolated, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Description of reference numerals:
1-common antenna port; 2-common antenna port transition;
3-three port orthomode couplers; 4-emission port transition; 5-duplexer emission port;
A 6-resistance filter; The waveguide of 7-H face arc bend; 8-duplexer receiving port.
Embodiment
As shown in Figure 1, the utility model comprises three port orthomode couplers 3, be connected with common antenna port 1 by common antenna port transition 2 on first port of described three port orthomode couplers 3, be connected with the duplexer emission port 5 that is used to connect transmitter by emission port transition 4 on second port of described three port orthomode couplers 3, be connected with on the 3rd port of described three port orthomode couplers 3 and send out resistance filter 6, be connected with H face arc bend waveguide 7 on described the resistance filter 6, be connected with the duplexer receiving port 8 that is used to connect receiver in the described H face arc bend waveguide 7.
In the present embodiment, described common antenna port 1 is the circular flange interface.Described common antenna port transition 2 is round transition, and the first circular interface of described round transition is connected with first port of described three port orthomode couplers 3, and the second circular interface of described round transition is connected with described common antenna port 1.Described duplexer emission port 5 is the rectangular flange interface of WR75 model.Described emission port transition 4 is a square square transition, and the first rectangle interface of described square square transition is connected with second port of described three port orthomode couplers 3, and the second rectangle interface of described square square transition is connected with described duplexer emission port 5.Described duplexer receiving port 8 is the rectangular flange interface of WR75 model.Described resistance filter 6 is the low pass filter of cavity body structure.
During concrete enforcement, described three port orthomode couplers 3, common antenna port transition 2, emission port transition 4, a resistance filter 6 and H face arc bend waveguide 7 are the copper material device; Regulate by the cavity length of the low pass filter of described cavity body structure is done to change slightly, can realize that just Ku frequency range upstream frequency expands to the Ku frequency range two-port duplexer that 13.00GHz～14.5GHz band downlink expands to 10.70GHz～12.75GHz.
The course of work of the present utility model is: transmit via duplexer emission port 5 and emission port transition 4, at first enter into three port orthomode couplers 3, arrive common antenna port 1 by common antenna port transition 2 then, like this, transmit and just send to transmitter via common antenna port 1; And received signal at first enters into three port orthomode couplers 3 via common antenna port 1 and common antenna port transition 2, then successively via sending out resistance filter 6 and H face arc bend waveguide 7 arrival duplexer receiving ports 8, like this, received signal is just sent to receiver via duplexer receiving port 8, so just realized transmitting and the isolation of received signal, guaranteed to receive and emission operate as normal simultaneously.Measured result shows that the utility model can be realized the port isolation greater than 60dB, and voltage standing wave ratio is less than 1.25, and cross polarization can guarantee the high-power emission of antenna greater than-35dB, can also realize that effectively transmitting-receiving is isolated.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.
Claims (7)
1. linear polarization Ku frequency range two-port duplexer, it is characterized in that: comprise three port orthomode couplers (3), be connected with common antenna port (1) by common antenna port transition (2) on first port of described three port orthomode couplers (3), be connected with the duplexer emission port (5) that is used to connect transmitter by emission port transition (4) on second port of described three port orthomode couplers (3), be connected with on the 3rd port of described three port orthomode couplers (3) and send out resistance filter (6), be connected with H face arc bend waveguide (7) on described the resistance filter (6), be connected with the duplexer receiving port (8) that is used to connect receiver in the described H face arc bend waveguide (7).
2. according to the described linear polarization Ku frequency range of claim 1 two-port duplexer, it is characterized in that: described common antenna port (1) is the circular flange interface.
3. according to the described linear polarization Ku frequency range of claim 2 two-port duplexer, it is characterized in that: described common antenna port transition (2) is round transition, the first circular interface of described round transition is connected with first port of described three port orthomode couplers (3), and the second circular interface of described round transition is connected with described common antenna port (1).
4. according to the described linear polarization Ku frequency range of claim 1 two-port duplexer, it is characterized in that: described duplexer emission port (5) is the rectangular flange interface of WR75 model.
5. according to the described linear polarization Ku frequency range of claim 4 two-port duplexer, it is characterized in that: described emission port transition (4) is a square square transition, the first rectangle interface of described square square transition is connected with second port of described three port orthomode couplers (3), and the second rectangle interface of described square square transition is connected with described duplexer emission port (5).
6. according to the described linear polarization Ku frequency range of claim 1 two-port duplexer, it is characterized in that: described duplexer receiving port (8) is the rectangular flange interface of WR75 model.
7. according to the described linear polarization Ku frequency range of claim 1 two-port duplexer, it is characterized in that: described resistance filter (6) is the low pass filter of cavity body structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107851 CN203103471U (en) | 2013-03-11 | 2013-03-11 | Linearly polarized Ku frequency band dual-port diplexer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107851 CN203103471U (en) | 2013-03-11 | 2013-03-11 | Linearly polarized Ku frequency band dual-port diplexer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203103471U true CN203103471U (en) | 2013-07-31 |
Family
ID=48854850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320107851 Expired - Fee Related CN203103471U (en) | 2013-03-11 | 2013-03-11 | Linearly polarized Ku frequency band dual-port diplexer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203103471U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109196784A (en) * | 2016-05-27 | 2019-01-11 | 株式会社村田制作所 | Multiplexer, high-frequency front-end circuit and communication device |
| CN110289468A (en) * | 2019-07-31 | 2019-09-27 | 成都玄石卫讯科技有限公司 | A kind of novel duplexer |
-
2013
- 2013-03-11 CN CN 201320107851 patent/CN203103471U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109196784A (en) * | 2016-05-27 | 2019-01-11 | 株式会社村田制作所 | Multiplexer, high-frequency front-end circuit and communication device |
| CN110289468A (en) * | 2019-07-31 | 2019-09-27 | 成都玄石卫讯科技有限公司 | A kind of novel duplexer |
| CN110289468B (en) * | 2019-07-31 | 2024-01-30 | 成都玄石卫讯科技有限公司 | Novel duplexer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206059616U (en) | A kind of 5 arrive 7GHz orthomode couplers | |
| CN104577318B (en) | A kind of ultra wide band mimo antenna of difference dual-port | |
| CN104347922A (en) | Coupling device for coaxial waveguide wideband orthogonal mode | |
| CN104505592A (en) | Multiple input multiple output (MIMO) mobile terminal antenna with wide band characteristics | |
| CN203103472U (en) | Circular-polarization C-frequency-range two-port duplexer | |
| CN204375942U (en) | A kind of ultra broadband mimo antenna of difference dual-port | |
| CN210628460U (en) | Duplexer and communication equipment | |
| CN203103471U (en) | Linearly polarized Ku frequency band dual-port diplexer | |
| CN201430587Y (en) | Built-in isolator-type duplexer | |
| CN203690451U (en) | Duplexer | |
| CN106410376A (en) | E-band miniature plate antenna and simultaneous cofrequency diplexer composed of same E-band miniature plat antenna | |
| CN203983455U (en) | A kind of double-circle polarization directional antenna | |
| CN110166078B (en) | Simultaneous same-frequency full-duplex single-antenna relay system based on fractal microstrip coupler group | |
| CN204596977U (en) | A kind of MIMO mobile terminal antenna with broadband character | |
| CN203134942U (en) | Circularly polarized C-band four-port duplexer | |
| CN206322828U (en) | One kind 92~96GHz orthomode couplers | |
| CN205723901U (en) | A kind of L-band microstrip directional coupler circuit | |
| CN201805420U (en) | Like-polarized Ku frequency band duplexer | |
| CN111916903B (en) | Double-channel communication rectification multifunctional antenna based on asymmetric coupler | |
| CN210984912U (en) | Coupler | |
| CN104241796A (en) | Same-frequency combiner | |
| CN210092312U (en) | Multi-path cross coupler | |
| CN208580849U (en) | A kind of any polarisation angles deflector of line polarization wave | |
| CN113285240A (en) | Data transmission device and 60GHz millimeter wave full-duplex rotary data transmission system | |
| CN208433526U (en) | A kind of four port feed network of broadband C-band circular polarisation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 2, building 12003, Jinqiao International Plaza, hi tech Zone, Xi'an, Shaanxi, China, 710075 Patentee after: Shaanxi was a Polytron Technologies Inc Address before: 710075 Shaanxi high tech Zone, Xi'an science and technology road, Jinqiao International C, room 2003, room 50 Patentee before: Shaanxi Evsat Technology Development Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20210311 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |