CN109755705A - A kind of duplexer, earth station's outdoor unit and radio-frequency front-end transceiver module - Google Patents
A kind of duplexer, earth station's outdoor unit and radio-frequency front-end transceiver module Download PDFInfo
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- CN109755705A CN109755705A CN201910215679.9A CN201910215679A CN109755705A CN 109755705 A CN109755705 A CN 109755705A CN 201910215679 A CN201910215679 A CN 201910215679A CN 109755705 A CN109755705 A CN 109755705A
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- duplexer
- input port
- transceiver module
- radio
- delivery outlet
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- 230000005855 radiation Effects 0.000 claims abstract description 23
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 abstract description 10
- 238000013461 design Methods 0.000 abstract description 10
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 230000010354 integration Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
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- 230000003321 amplification Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
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- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
A kind of duplexer, earth station's outdoor unit and radio-frequency front-end transceiver module, the reception input port of duplexer and transmitting delivery outlet are connected to the combining output waveguide mouth two sides of duplexer, it receives input port and transmitting delivery outlet is generally aligned in the same plane, output waveguide mouth is combined to be arranged perpendicular to plane where receiving input port and transmitting delivery outlet, low noise block downconverter connection receives input port, up-conversion power amplifier connection transmitting delivery outlet, earth station's outdoor unit is configured on top plate, top plate bottom symmetrical is disposed with a pair of of heat-sink unit, heat-sink unit includes the radiation tooth of array and the fan positioned at radiation tooth starting point, the opposite side of the raised chamber of end direction of radiation tooth.By the heat dissipation design of diplexer structure, the Integration Design of outdoor unit, transceiver module, volume and rotation height are greatly reduced, the flattening at satellite communication earth station end is effectively realized, provides basis for portability.
Description
Technical field
The invention belongs to satellite communications, are related to satellite communication system earth station end, especially with a kind of duplexer, earth station room
Outer unit and radio-frequency front-end transceiver module are related.
Background technique
At satellite communication system earth station end, up-conversion power amplifier BUC and low noise block downconverter LNB are that its is important
Component part.Traditional ground surface end station owner will be by becoming under reflector antenna, duplexer, up-conversion power amplifier BUC, low noise
Five parts such as frequency device LNB and indoor unit Indoor Unit composition, specific system block diagram are as shown in Figure 1.This kind of structure body
The defects of product is big, inconvenient to carry, and structural redundancy is more, is unfavorable for the development of video front Highgrade integration.
Meanwhile in traditional structure, RF front-end part, i.e. outdoor unit Outdoor Unit structure, as shown in Fig. 2,
It is made of the part of duplexer 01, up-conversion power amplifier BUC 03, low noise block downconverter LNB 02 3 separation,
The temperature sensitive LNB 02 of fit on is independent except the biggish BUC 03 of heat consumption, is matched again to meet the heat dissipation of BUC 03
Individual radiator structure 04 is set, performance change is mainly influenced by ambient temperature.This basic structure and connection type,
It is excessively complicated cumbersome, and can as seen from Figure 2, in duplexer rotation, whole rotation height h is obviously excessively high, the radius of gyration
It is excessive, it is unable to satisfy the miniaturization of satellite communication earth station end, integrated growth requirement.
Summary of the invention
The present invention provides a kind of duplexer, earth station's outdoor unit and radio-frequency front-end transceiver module, to solve the above problems,
It is designed by diplexer structure, realizes the integrated of outdoor unit, greatly reduced volume and rotation height, effectively realize and penetrate
The flattening of frequency front end transceiver module.
The invention is realized by the following technical scheme:
A kind of duplexer, which is characterized in that the reception input port of the duplexer and transmitting delivery outlet are connected to duplexer
Combining output waveguide mouth two sides, receive input port and transmitting delivery outlet be generally aligned in the same plane, combining output waveguide mouth perpendicular to
Plane setting where receiving input port and transmitting delivery outlet.
It is combined output waveguide mouth and input port is received by folding shape receiving path body connection, combining output waveguide mouth passes through folding shape
Transmitting path body connection transmitting delivery outlet.
A kind of earth station's outdoor unit, which is characterized in that including low noise block downconverter, up-conversion power amplifier, with
And the duplexer, which is characterized in that low noise block downconverter connection receives input port, up-conversion power amplifier connection hair
Penetrate delivery outlet.
A kind of radio-frequency front-end transceiver module, which is characterized in that single including bottom plate and outside the earth station room of bottom plate
Member, earth station's outdoor unit are set in the cavity of bottom plate, and combining output waveguide mouth lower part reaches outside cavity.
Top plate side is equipped with the raised chamber being connected to cavity, and the lower part of low noise block downconverter is within the cavity, upper bit
It is intracavitary in protrusion.
Up-conversion power amplifier includes up-conversion power amplifier circuit substrate and the amplification on circuit substrate
Device chip, cavity is interior to be equipped with for the heat conducting pipe by the thermal conductivity of amplifier chip to the other side.
A pair of of heat-sink unit it has been arranged symmetrically at the top of bottom plate, heat-sink unit includes the radiation tooth of array and is located at radiation tooth
The fan of starting point, the opposite side of the raised chamber of end direction of radiation tooth.
Amplifier chip is located in one of below radiation tooth, and heat conducting pipe one end is connected at amplifier chip, the other end
It is connected to below another radiation tooth.
Further, further include the top plate cooperated with bottom plate, front side board, back side panel, left plate, right side plate, set at the top of bottom plate
There are multiple columns, column is equipped with multiple pilot holes with top plate cooperation, and left plate, right side plate are equipped with air inlet hole, on top plate
Equipped with exhaust vent.Exhaust vent is located above the end of radiation tooth, and air inlet hole is located at fan air inlet side.
The beneficial effects of the present invention are:
1, compared to traditional diplexer structure, receiving input port and emitting delivery outlet for this programme innovation is connected to duplex
The combining output waveguide mouth two sides of device, and be combined output waveguide mouth and set perpendicular to plane where receiving input port and transmitting delivery outlet
It sets, greatly reduces the expansion volume of duplexer, and greatly to drop to be combined output waveguide mouth as the rotation height h in axle center
It is low, so as to which the whole radius of gyration is effectively reduced, it is conducive to carry out integrated and flattening；And the access body that folding shape is arranged is set
Meter, the volume of expansion is further decreased, while effective guarantee linkage length, moreover it is possible to when realize receive input port, transmitting
Delivery outlet is in the case where small size, furthest apart, it is ensured that and it is irrelevant to disturb, also avoid heat consumption from influencing temperature very sensitive
LNB；
2, compared with the outdoor unit of traditional each component configured separate, this programme by LNB, BUC and duplexer carried out rationally,
It is effective integrated, it is designed by the structure of duplexer, connects LNB with BUC and be individually integrated on duplexer, and make the electricity of BUC
Base board is parallel to, and plane where receiving input port and transmitting delivery outlet effectively ensures the whole body after outdoor unit is integrated
Product is sufficiently small, and whole height further controls, and realizes the flattening design of outdoor unit；
It 3, is further integrated, flattening and stable effectively operation during being assembled to form radio-frequency front-end transceiver module
System has done special housing design and heat dissipation design；Through the design of cavity and raised chamber, effectively on the basis of flattening
It completes to assemble outdoor unit；And design configurations effectively guide the power-consumption heat of BUC, keep away in cavity inner heat-conductive pipe
Exempt to concentrate excessively, improves equalization heat dissipation；Further, on this basis, inclination is configured with towards raised chamber opposite side for bottom plate
A pair of of radiation tooth increases heat dissipation area, while configuring the fan for increasing heat convection effect, reinforces free convection and active convective
Effect；Further, it is air inlet and outlet and heat extraction, has rationally designed the air inlet and air outlet conducive to air stream transportation, really
Heat dissipation effect is protected, so that integrated complete machine is able to maintain stabilization at runtime, reaches the requirement of satellite communication.
4, this programme successfully manages in the case where 1 ~ 3 beneficial effect of institute before combining and solves the prior art and deposit
It is bulky, inconvenient for use take, structure is complicated redundancy the problems such as, by duplexer design, outdoor unit integrated configuration,
On the basis of module overall construction design, the comprehensive Highgrade integration for realizing satellite communication system earth station end radio-frequency front-end,
The easy of lighting and installation can control module complete machine height in 45mm or less.
Detailed description of the invention
Fig. 1 is conventional satellite communication system earth station end system block architecture diagram.
Fig. 2 is the example block diagram of traditional earth station's outdoor unit.
Fig. 3 is a kind of diplexer structure schematic diagram (inverted view) provided by the invention.
Fig. 4 is radio-frequency front-end transceiver module schematic diagram of internal structure of the present invention.
Fig. 5 is radio-frequency front-end transceiver module overall appearance structure chart of the present invention.
Fig. 6 is earth station's outdoor unit connection structure diagram of the present invention.
Specific embodiment
As shown in figure 3, being a kind of specific embodiment of duplexer provided by the invention:
A kind of duplexer 20, the reception input port 22 of the duplexer 20 and transmitting delivery outlet 23 are connected to duplexer 20
21 two sides of output waveguide mouth are combined, combining output waveguide mouth 21 is vertically arranged and is located at the center of duplexer 20.Receive input port
22 are generally aligned in the same plane with transmitting delivery outlet 23, and combining output waveguide mouth 21 is perpendicular to reception input port 22 and emits delivery outlet 23
The setting of place plane.
Specifically, input port 22 can will be received, transmitting delivery outlet 23 is set to centered on being combined output waveguide mouth 21
Straight line both ends when being assembled to be maintained at as far as possible with module, receive input port 22, transmitting delivery outlet 23 is separated by as far as possible far.
Road output waveguide mouth 21 receives input port 22 by the folding connection of shape receiving path body 24, and combining output waveguide mouth 21 is logical
Cross the connection transmitting delivery outlet 23 of folding shape transmitting path body 25.Specifically, folding shape receiving path body 24 is internal with reception communication
The connector of link, folding shape transmitting path body 25 are the internal connector with transmitting communication link, the cloth by way of rolling over shape
Office, can effectively ensure that there is enough linkage lengths, while again can reduce receive input port 22 and transmitting delivery outlet 23 to
The distance of two sides expansion.
Specifically, structure as shown in Figure 3, is the duplexer three dimensional example figure of ku frequency range 16W transceiver.
It is arranged vertically by the way that output waveguide mouth 21 will be combined, and combines folding shape layout, it is effective for miniaturization and integrated
Basis is done.By vertically arranged mode, height h control can will be effectively rotated to the level of flattening, greatly improved
The utilization rate in space.
It is illustrated in figure 6 a kind of specific embodiment of earth station's outdoor unit provided by the invention:
A kind of earth station's outdoor unit, including low noise block downconverter 3, up-conversion power amplifier and duplexer 20.Duplex
The reception input port 22 of device 20 and transmitting delivery outlet 23 are connected to 21 two sides of combining output waveguide mouth of duplexer 20, combining
Output waveguide mouth 21 is vertically arranged and is located at the center of duplexer 20.It receives input port 22 and transmitting delivery outlet 23 is located at same put down
Face, combining output waveguide mouth 21 are arranged perpendicular to input port 22 and transmitting 23 place plane of delivery outlet is received.Low noise down coversion
The connection of device 3 receives input port 22, up-conversion power amplifier connection transmitting delivery outlet 23.
Implemented specifically, previously described specific embodiment can be used in duplexer 20.
Specifically, up-conversion power amplifier includes matching used amplifier circuit substrate 40 and amplifier chip 41.
Amplifier circuit substrate 40 can be set to combining 21 over top of output waveguide mouth, be parallel to and receive input port 22 and transmitting delivery outlet
The setting of 23 place planes utilizes the arrangement for carrying out volume miniaturization.
In the present solution, low noise block downconverter 3, up-conversion power amplifier and duplexer 20 have effectively been made effective collection
At, it is designed as the outdoor unit of a flattening, compared to traditional system as shown in Figure 2, so that machine assembly is simplified,
The structural redundancy in design has been cut, has been conducive to main screw lift and further mitigates.
It is a kind of specific embodiment of radio-frequency front-end transceiver module provided by the invention as shown in Fig. 4 ~ 6:
A kind of radio-frequency front-end transceiver module, including bottom plate 10 and outside earth station's outdoor unit of bottom plate 10, earth station room
Unit is set in the cavity of bottom plate 10, and combining 21 lower part of output waveguide mouth reaches outside cavity.
As specific embodiment, 10 side of bottom plate is equipped with the raised chamber 17 being connected to cavity, low noise block downconverter 3
Lower part is within the cavity, and top is located in raised chamber 17.
As specific embodiment, up-conversion power amplifier includes up-conversion power amplifier circuit substrate 40 and sets
Be equipped in the amplifier chip 41 on circuit substrate 40, in cavity for by the thermal conductivity of amplifier chip 41 to the thermally conductive of the other side
Pipe 7.
As specific embodiment, a pair of of heat-sink unit is arranged symmetrically at the top of bottom plate 10, heat-sink unit includes array
Radiation tooth 50 and fan 51 positioned at 50 starting point of radiation tooth, the end of radiation tooth 50 is towards the opposite side of raised chamber 17.
As specific embodiment, amplifier chip 41 is located in one of 50 lower section of radiation tooth, the connection of 7 one end of heat conducting pipe
At amplifier chip 41, the other end is connected to another 50 lower section of radiation tooth.
It further include the top plate 11 cooperated with bottom plate 10, front side board 13, back side panel 14, left plate as specific embodiment
15, right side plate 12, so as to form one completely with the module of shell.Radio frequency is configured on left plate 15 or right side plate 12 to receive
Interface 16 is sent out, is as shown in this embodiment, is configured at left plate 15.
Multiple columns 18 are equipped at the top of bottom plate 10, column 18 is equipped with multiple pilot holes cooperated with top plate 11, left plate
15, right side plate 12 is equipped with air inlet hole 121, and top plate 11 is equipped with exhaust vent 111.Exhaust vent 111 is located at the end of radiation tooth 50
Top, air inlet hole 121 are located at fan 51 and enter the wind side.
During Highgrade integration, under power amplifier and the low noise very sensitive to environment temperature that power consumption is about 50W
Frequency converter is integrated in the metal cavity of the same shielding, produces new radiating requirements.Power amplifier is produced by embedded heat conducting pipe
Raw heat consumption diffusion is transmitted to remote position, accelerates heat in the diffusion of complete machine, and installed radiation tooth additional, further increases
Heat dissipation area, while cooperating fan, actively reduce the temperature of radiation tooth.The program can ensure complete machine reliable work for a long time
Make, while low noise block downconverter performance is not affected substantially.
It should be understood that the foregoing is merely a specific embodiment of the invention, it is not intended to limit the present invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in
Within protection scope of the present invention.
Claims (10)
1. a kind of duplexer, which is characterized in that the reception input port (22) of the duplexer and transmitting delivery outlet (23) connect respectively
It connects in combining output waveguide mouth (21) two sides of duplexer, receives input port (22) and transmitting delivery outlet (23) is located at same put down
Face, combining output waveguide mouth (21) are arranged perpendicular to plane where receiving input port (22) and transmitting delivery outlet (23).
2. duplexer according to claim 1, which is characterized in that combining output waveguide mouth (21) passes through folding shape receiving path
Body (24) connection receives input port (22), and combining output waveguide mouth (21) passes through folding shape transmitting path body (25) connection transmitting output
Mouth (23).
3. a kind of earth station's outdoor unit, which is characterized in that including low noise block downconverter (3), up-conversion power amplifier, with
And duplexer as claimed in claim 1 or 2, which is characterized in that low noise block downconverter (3) connection receives input port (22),
Up-conversion power amplifier connection transmitting delivery outlet (23).
4. a kind of radio-frequency front-end transceiver module, which is characterized in that including bottom plate (10) and be set to wanting such as right for bottom plate (10)
Earth station's outdoor unit described in asking 3, earth station's outdoor unit are set in the cavity of bottom plate (10), are combined output waveguide mouth (21)
Lower part reaches outside cavity.
5. radio-frequency front-end transceiver module according to claim 4, which is characterized in that bottom plate (10) side is equipped with to be connected with cavity
Logical raised chamber (17), the lower part of low noise block downconverter (3) is within the cavity, and top is located in raised chamber (17).
6. radio-frequency front-end transceiver module according to claim 5, which is characterized in that up-conversion power amplifier includes upper change
Frequency power amplifier circuit substrate (40) and the amplifier chip (41) being set on circuit substrate (40), interior be equipped with of cavity are used for
By the thermal conductivity of amplifier chip (41) to the heat conducting pipe (7) of the other side.
7. radio-frequency front-end transceiver module according to claim 6, which is characterized in that be arranged symmetrically one at the top of bottom plate (10)
To heat-sink unit, heat-sink unit includes the radiation tooth (50) of array and the fan (51) for being located at radiation tooth (50) starting point, is dissipated
The opposite side of the raised chamber (17) of end direction of hot tooth (50).
8. radio-frequency front-end transceiver module according to claim 7, which is characterized in that amplifier chip (41) is located therein one
Below a radiation tooth (50), heat conducting pipe (7) one end is connected at amplifier chip (41), and the other end is connected to another radiation tooth
(50) lower section.
9. radio-frequency front-end transceiver module according to claim 7, which is characterized in that further include the top with bottom plate (10) cooperation
Plate (11), front side board (13), back side panel (14), left plate (15), right side plate (12), bottom plate (10) top are equipped with multiple columns
(18), column (18) is equipped with multiple pilot holes with top plate (11) cooperation, and left plate (15), right side plate (12) are equipped with air inlet
Hole (121), top plate (11) are equipped with exhaust vent (111).
10. radio-frequency front-end transceiver module according to claim 8, which is characterized in that exhaust vent (111) is located at radiation tooth
(50) above end, air inlet hole (121) is located at fan (51) air inlet side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910215679.9A CN109755705B (en) | 2019-03-21 | 2019-03-21 | Duplexer, ground station outdoor unit and radio frequency front-end transceiver module |
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|---|---|---|---|
| CN201910215679.9A CN109755705B (en) | 2019-03-21 | 2019-03-21 | Duplexer, ground station outdoor unit and radio frequency front-end transceiver module |
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| CN109755705B CN109755705B (en) | 2023-12-19 |
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