CN110391839A - Portable satellite earth station - Google Patents
Portable satellite earth station Download PDFInfo
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- CN110391839A CN110391839A CN201910799555.XA CN201910799555A CN110391839A CN 110391839 A CN110391839 A CN 110391839A CN 201910799555 A CN201910799555 A CN 201910799555A CN 110391839 A CN110391839 A CN 110391839A
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- antenna
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- 238000004891 communication Methods 0.000 claims abstract description 116
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- 230000010287 polarization Effects 0.000 claims description 17
- 230000006399 behavior Effects 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
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- 238000000926 separation method Methods 0.000 abstract description 9
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- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000006870 function Effects 0.000 description 23
- 238000010586 diagram Methods 0.000 description 15
- 238000013461 design Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 10
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- 238000010276 construction Methods 0.000 description 6
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- 230000008859 change Effects 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
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- 239000000463 material Substances 0.000 description 3
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- 238000003860 storage Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005314 correlation function Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18517—Transmission equipment in earth stations
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Radio Relay Systems (AREA)
Abstract
The present invention relates to a kind of portable satellite earth stations, belong to satellite communication technology field, which includes: communication box, using case and antenna, and antenna is arranged on communication box, and communication box is fixed on using on case；Satellite Transfer Layer associated components are accommodated in communication box；Using accommodating application function associated components in case.By setting communication box and case is applied, so that functional unit is integrated into two cabinets, the separation of communication box and application case can preferably reduce the weight of communication box, easy to carry；Meanwhile can lower the center of gravity using case with respect to ground is fixed for portable station, wind loading rating and stability that a biggish contact area improves portable station are provided；Simultaneously convenient for using case internal extended funtion part.It is designed using the structure of communication box and application case, the mode for reducing whole station center of gravity, equipment dependability conveniently being operated, improved to star.By functional module setting in application case and communication box, the problem of water inlet is easy caused by being dismounted for multiple times is avoided.
Description
Technical field
The invention belongs to satellite communication technology fields, and in particular to a kind of portable satellite earth station.
Background technique
Satellite communication earth station is the communication terminal being arranged in satellite communication system on earth, and user is logical by satellite
Believe that earth station accesses satellite communication line, carry out mutual communication, main business be phone, telegram, fax, fax, TV and
Data transmission.
Currently, traditional portable satellite earth station (hereinafter referred to as portable station) mainly comprising antenna (usually plate or
Person's planing surface), feed, LNB, BUC, the data applications terminal and battery etc. such as satellite communications modem and video, audio, lead to
These normal funtion parts are all separation collections, realize portable satellite by installation, the connection of mutual cable when in use
Communicate the function that earth station carries out service communication by satellite.
But separation collection is so that need to carry out various pieces the protection such as anticollision, need when in use fast quick-detach and
Attachment device, this is resulted in, and conventional portable station volume is big, equipment weight, transport and using it is complicated for operation, for emergency etc. timeliness
Demanding occasion service time is too long.Meanwhile each funtion part is attached using connection cables and connector between each other,
So that joint connection in site reliability is increased service time by strong influence, and repeatedly for demanding occasions such as waterproofs
Disassembly cable is easy to cause into water short circuit.
Summary of the invention
In order at least solve portable station volume of the existing technology big, transport and using complicated for operation, service time is long,
The problems such as being easy water inlet short circuit, RF cable joint connection in site poor reliability, the present invention provides a kind of portable earth station, tools
Have it is small in size, integrally collect, open it is easy to use and the features such as be not easy into water.
The technical scheme adopted by the invention is as follows:
On the one hand, a kind of portable satellite earth station, comprising: communication box, using case and antenna, the antenna is arranged in institute
It states on communication box, the communication box is fixed on the application case；
Satellite Transfer Layer associated components are accommodated in the communication box；
Application function associated components are accommodated in the application case.
Still optionally further, the communication box is fixed on the application case by adjusting structure；
The adjustment structure includes fixation member and adjustment component, and the fixation member is fixed on the application case, institute
State adjustment component be fixedly connected with the antenna, the adjustment component can the relatively described fixation member adjustment direction and/or angle,
The adjustment component drives the communication box adjustment direction and/or angle.
Still optionally further, the adjustment structure is planetary gear；Adjustment component described in the planetary gear connects institute
Communication box is stated, the planetary gear fixation member connection is described to apply case.
Still optionally further, adjustment component described in the planetary gear includes: pitching accurate adjustment component, pitching coarse adjustment group
Part, polarization adjust component and direction adjusts component；
The pitching accurate adjustment component connects the antenna, and the accurate adjustment of pitch angle is carried out to the antenna；
The pitching rough adjustment feature carries out pitch angle coarse adjustment to the antenna；
The direction adjusts component and the polarization adjusts direction and polarizing angle that component adjusts the antenna respectively.
Still optionally further, the Satellite Transfer Layer associated components, comprising: modem module, low noise
Module and power amplifier module；
The modem module, comprising: radio frequency transceiver and programmable gate array chip.
Still optionally further, the adjustment demodulator module in the communication box is provided with frequency spectrograph functional module；The frequency
Spectrometer function module is wirelessly connected target terminal.
Still optionally further, attitude transducer is provided in the communication box；The attitude transducer is described for obtaining
Azimuth value, pitch angle numerical value and the polarizing angle numerical value of antenna；
The modem by comparing the azimuth value, the pitch angle numerical value, the polarizing angle number respectively
The size of value and pre-configured orientation angle numerical value, default pitch angle numerical value, preset polarization angle numerical value, obtains to star difference numerical value.
Still optionally further, the feed of the antenna is Behaviors of Corrugated Feeds and waveguide integrated setting；The feed is set
Mode is set as feedforward；
One end of the waveguide connects the Behaviors of Corrugated Feeds, and the other end of the waveguide is fastened on described by screw
On antenna.
Still optionally further, further includes: drip-proof fan；
The modem is provided with radiating surface；
The radiating surface and the power amplifier module form heat dissipation channel；
At least one radiating block is provided on the radiating surface；
The drip-proof fan is set to the side of the radiating surface.
Still optionally further, further includes: wireless module；The portable satellite earth station is connected by the wireless module
Target terminal.
Portable earth station provided in an embodiment of the present invention includes: communication box, using case and antenna, and antenna setting is communicating
On case, communication box is fixed on using on case；Satellite Transfer Layer associated components are accommodated in communication box；It is answered using accommodating in case
With function associated components.By setting communication box and apply case so that functional unit is integrated into two cabinets, communication box with answer
The weight of communication box can be preferably reduced with the separation of case, it is easy to carry；Meanwhile using case is fixed with respect to ground can be with
It lowers the center of gravity for portable station, wind loading rating and stability that a biggish contact area improves portable station is provided；It is convenient for simultaneously
Using case internal extended funtion part.It is designed using the structure of communication box and application case, reduces whole station center of gravity, conveniently star is grasped
Make, improve the mode of equipment dependability.By functional module setting in application case and communication box, caused by avoiding being dismounted for multiple times
The problem of being easy water inlet.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of portable satellite earth station provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another portable satellite earth station provided in an embodiment of the present invention；
Fig. 3 is communication box schematic view of the front view in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；
Fig. 4 is communication box schematic diagram of internal structure in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；
Fig. 5 is that box structure schematic diagram is applied in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；
Fig. 6 is that structure structural schematic diagram is adjusted in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；
Fig. 7 is feed structure schematic diagram in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；
Fig. 8 is modulation /demodulation module principle schematic diagram in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；
Fig. 9 is modem circuit PCB construction signal in Fig. 2 portable satellite earth station provided in an embodiment of the present invention
Figure.
Appended drawing reference:
1- communication box；2- application case；3- antenna；4- adjusts structure；41- fixation member；42- adjusts component；11- modulatedemodulate
Adjust device module；12-LNB；13-BNC；14- fan；15- radiating block；5- bracket；31- Behaviors of Corrugated Feeds；32- waveguide；421- bows
Face upward accurate adjustment component；422- pitching rough adjustment feature；423- polarization adjusts component；The direction 424- adjusts component.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Embodiment one:
Fig. 1 is a kind of structural schematic diagram of portable satellite earth station provided in an embodiment of the present invention.
Referring to Fig. 1, portable satellite earth station provided in an embodiment of the present invention may include: communication box 1, using case 2
With antenna 3, antenna 3 is arranged on communication box 1, and communication box 1 is fixed on using on case 2；Satellite communication transmission is accommodated in communication box 1
Link associated components；Using accommodating application function associated components in case 2.
Specifically, setting portable satellite earth station is communication box 1, using case 2 and antenna 3, in use, antenna 3 is arranged
In on communication box 1, communication box 1 is set to using on case 2, to complete to communicate.Existing portable satellite earth station is (hereinafter referred to as
Portable station) it mainly include the data applications terminal such as antenna, feed, LNB, BUC, satellite communications modem and video, audio
And battery etc.；And usually these funtion parts are all separation collections, pass through installation, the connection of mutual cable when in use
The function of service communication is carried out to realize portable satellite communications earth station by satellite.Existing portable satellite receiver size
It is relatively large, and separate collection and need to carry out various pieces the protection such as anticollision, fast quick-detach and attachment device are needed, these
Cause conventional portable station volume is big, equipment weight, transport and using it is complicated for operation, for emergency etc. the demanding occasion of timeliness open
The logical time is too long.Mutual each funtion part is attached using connection cables and connector, so that joint connection in site reliability
The global reliability of meeting extreme influence service time and equipment, and cable appearance is dismantled repeatedly for demanding occasions such as waterproofs
It easily leads into water short circuit.Using existing connection type, the radio frequency connection transmission mode in antenna can reduce signal in transmission process
In reliability, and radio frequency line connection it is not waterproof, outdoor use environment can impact the signal that it is transmitted, for a long time
Using the replacement frequency that will increase wire rod, whole station cumulative cost is high, and the wire rod that each component connects needs between each other is expensive
And the use redundancy of single component is larger.In order to meet multimedia requirement after signal output, phase can be increased after modem
The output module or cabinet answered realize the output of the signals such as audio, video to the signal after modulation /demodulation.It is typically due to demand not
Together, the construction profile of multimedia output module can often be changed with demand.The installation at whole station is debugged, big, profession of opening difficulty
It is more demanding, need professional's operation that could complete installation, installation personnel technology directly affects the technical indicator of satellite antenna；
And existing portable station requires operator to have very professional portable station operation and using knowledge, operate to star extremely multiple
It is miscellaneous, the frequency spectrograph of external valuableness may be also needed when to star, operated also extremely complex.Requirements above seriously hinders portable defend
Batch production, installation and the use at star communication portable station.And in application embodiment, by Satellite Transfer Layer dependent part
Part is set in communication box 1, and application function associated components are set to using the satellite communication transmission chain in case 2, in communication box 1
Road associated components may include: a kind of (digital processing for handling satellite channel communication protocol and algorithm of modem module 11
Equipment, the spectrum analysis and display function to satellite-signal may be implemented in the application simultaneously), low noise amplification module 12 (referred to as
LNB, a kind of to realize faint simulation satellite signal low noise amplification and frequency conversion equipment) and power amplifier module 13 (abbreviation BNC, Yi Zhongshi
Existing modem output signal frequency conversion and signal amplification module), duplexer, can also include that power supply processing module (realizes institute
There are power supply and the power management function of module, include battery protection, charging/discharging function etc.).It is related using the application function in case 2
Component may include: application terminal board (at least one of audio, video, battery, broadband and narrowband ad hoc network).It is worth
Illustrate, LNB and BUC herein, the amplifier with frequency conversion, is based on different application, it can also be by frequency conversion function and amplifier
Separation is realized.
Portable earth station provided in an embodiment of the present invention includes: communication box, using case and antenna, and antenna setting is communicating
On case, communication box is fixed on using on case；Satellite Transfer Layer associated components are accommodated in communication box；It is answered using accommodating in case
With function associated components.By setting communication box and apply case so that functional unit is integrated into two cabinets, communication box with answer
The weight of communication box can be preferably reduced with the separation of case, it is easy to carry；Meanwhile using case is fixed with respect to ground can be with
It lowers the center of gravity for portable station, wind loading rating and stability that a biggish contact area improves portable station is provided；It is convenient for simultaneously
Using case internal extended funtion part.It is designed using the structure of communication box and application case, reduces whole station center of gravity, conveniently star is grasped
Make, improve the mode of equipment dependability.By functional module setting in application case and communication box, caused by avoiding being dismounted for multiple times
The problem of being easy water inlet.
Embodiment two:
In order to which further technical solution of the present invention is explained, the present invention also provides another embodiments.
Fig. 2 is the structural schematic diagram of another portable satellite earth station provided in an embodiment of the present invention.
Referring to Fig. 2, portable satellite earth station provided in an embodiment of the present invention leads on the basis of the above embodiments
Mailbox 1 is fixed on by adjusting structure 4 using on case 2；Adjusting structure 4 includes fixation member 41 and adjustment component 42, fixed part
Part 41 is fixed on using on case 2, and adjustment component 42 is fixedly connected with antenna 3, and adjustment component 42 can fix the adjustment of component 41 relatively
Direction and/or angle, adjustment component 42 drive 1 adjustment direction of communication box and/or angle.
Specifically, the setting adjustment structure 4 between communication box 1 and application case 2, enables adjustment structure 4 to adjust antenna 3
Direction and/or angle.Preferably, in this example, can select adjustment structure 4 is planetary gear, planetary gear adjustment
Case 2 is applied in 42 connection communication case 1 of component, the connection of planetary gear fixation member 41.
Fig. 3 is communication box schematic view of the front view in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；Fig. 4
For communication box schematic diagram of internal structure in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；Fig. 5 is Fig. 2 present invention
Box structure schematic diagram is applied in the portable satellite earth station that embodiment provides.
- Fig. 5 referring to fig. 2, for example, in the present embodiment, communication box 1 is the core communication equipment of satellite communication earth station,
Communication box 1 is provided with fan 14, it is preferable that the setting number of fan 14 is 2.It is further preferred that fan 14 is set as
Drip-proof fan.Modem 11 is provided with radiating surface；Radiating surface and power amplifier module form heat dissipation channel；It is provided on radiating surface
At least one radiating block 15；Drip-proof fan 14 is set to the side of radiating surface.
Output module in compared with the prior art, communication box 1 of the invention are more flexible changeable.In the chamber of communication box 1
Internal portion is placed with power module, and internal battery power supply can be used, and it is geo satellite communication that external power adapter, which can also be used,
Charging of standing is powered with direct, effectively extends the active standby time at whole station.It in addition to this, can be according to difference in communication box 1
The corresponding modular assembly of increase in demand, external structure is flexible, can in the case where not restructuring, complete multi-signal
Output, do not need the change due to function and frequently replace the structure of cabinet, realize a tractor serves several purposes.Communication box and application case
Separation can preferably reduce the weight of communication box, and advantageously reducing the weight bearing requirement of adjustment structure, (communication box is completely by adjusting
Structure supports)；Meanwhile using case it is opposite ground is fixed can lower the center of gravity for portable station, provide one and biggish connect
The wind loading rating and stability of ground area raising portable station；Simultaneously convenient for using case internal extended funtion part.
Heat dissipation channel is made of the radiating surface of BUC and satellite communications modem, by unified drip-proof fan and
Radiating block realizes the heat dissipation to the two.By integrated design, the redundancy between each component can be effectively reduced, reduces mould
The volume of block.In order to enable communication box and application case can radiate in time, thermal window can be set simultaneously.
Further, frequency spectrograph functional module is provided in communication box 1；It is whole that frequency spectrograph functional module is wirelessly connected target
End, to realize the measurement of the signal parameters such as signal distortion, percentage modulation spectral purity, frequency stability and crosstalk, can be used to
Certain parameters of the circuit systems such as measuring amplifier and filter.
Fig. 7 is feed structure schematic diagram in Fig. 2 portable satellite earth station provided in an embodiment of the present invention.
Referring to Fig. 7, the feed of antenna 3 is 32 integrated setting of Behaviors of Corrugated Feeds 31 and waveguide in the embodiment of the present invention；
The set-up mode of feed is feedforward；One end of waveguide 32 connects Behaviors of Corrugated Feeds 31, and the other end of waveguide 32 is tight by screw
Gu on antenna 3.
Specifically, integrated feed is placed on the front of antenna by the way of feedforward, and this feed is to antenna
It blocks small, can effectively converge useful signal, remove noise, and pass through the connection of waveguide 30, it can be by feed and double
The waveguide mouth of male connector aligns, and improves the acceptance rate of signal, the gain of promotion signal.In the present embodiment, setting ripple is presented
The feed groove width in source 31 be not it is equidistant, effectively improve the amplitude-frequency characteristic gain of height frequency in wide section of work, enhance signal
Reliability, guarantee the performance of antenna.Integration feed provided in this embodiment, is easily installed, and is just when leaving the factory integration
Structure avoids the jitter due to caused by the installation of layman, the problems such as noise is big.Structure energy closed simultaneously
The erosion of the enough effective water resistant fog precipitation gas for promoting feed, enhances the practicability and reliability of outdoor use environment.In view of not
With the application at station whole under environment, the antenna of different bores is can be used in the present invention, is realized the diversification application at whole station, is increased and set
Standby practicability.Various components are the integrated design in integral device, by integrated design, reduce the body at whole station
Product, alleviates the weight of equipment, while reducing the center of gravity of equipment, keeps whole station lighter firm, is easily installed.
In the present embodiment, it is all connected in such a way that screw fastens between feed and power amplifier, tuner, this transmission side
Formula eliminates many and diverse radio frequency connection, improves the efficiency and reliability of signal transmission, while enhancing the waterproof between component
Ability reduces the cost of equipment.
It stands at work when whole, double male connectors link together in such a way that screw fastens with LNB, BNC, and feed is transmitted
The signal to come over is respectively transmitted in tuner and power amplifier by two waveguide trumpets, is completed the low noise amplification of signal, is become
Frequency and power amplification.
1 internal environment of communication box in the present embodiment is relatively stable, can effectively reduce the degree of aging of radio frequency line, prolong
Its long service life, reduces the maintenance cost of follow-up equipment.More easy, the energy in factory is installed in actual use
The production and installation for completing integrated satellite communication channel module, realize the batch production and installation of channel module, allow channel mould
The overall performance of block when leaving the factory just has certain guarantee, can be to avoid the professional ability and installation process due to installer
Influence to equipment reduces the uncertainty and risk of in-site installation and debugging, and installation difficulty substantially reduces, and common installation personnel is pressed
According to operating instruction with regard to achievable installation, and technical indicator optimum state can be reached.
Further, can also be arranged in communication box 1 control and display module (by cell phone application realize human-computer interaction,
The access and display of WIFI) function of the bracket by antenna high-precision to satelloid can be operated with support staff).
Fig. 6 is that structure structural schematic diagram is adjusted in Fig. 2 portable satellite earth station provided in an embodiment of the present invention.
Fig. 2-Fig. 6 is please referred to, adjustment structure provided in this embodiment is preferably planetary gear construction.Planetary gear adjustment
Component 42 includes: pitching accurate adjustment component 421, pitching rough adjustment feature 422, polarization adjusts component 423 and direction adjusts component 424；
Pitching accurate adjustment component connects 421 antennas 3, and the accurate adjustment of pitch angle is carried out to antenna 3；Pitching rough adjustment feature 422 bows to antenna 3
Elevation angle coarse adjustment；Direction adjusts component 424 and polarization adjusts direction and polarizing angle that component 423 adjusts antenna 3 respectively.It is worth explanation
, in addition to planet tooth, can also can worm and gear etc. other the mechanism of correlation function can be realized as adjustment structure.
In a specific adjustment process, when the pitch angle to antenna 3 is adjusted, it is thick pitching can be adjusted first
Component 422 is adjusted, coarse adjustment is carried out to the pitch angle of antenna 3, after coarse adjustment to certain position, then pitching accurate adjustment component 421 is adjusted, to day
The pitch angle of line 3 carries out accurate adjustment, so that the pitch angle of antenna 3 is adjusted to desired angle.During to star, Ke Yitong
Cross direction and the polarisation angles that direction adjusts component 424 and polarization adjusting component 423 adjusts antenna 3 respectively.
For example, preferred antenna 3 is parabola antenna in the present embodiment, satellite antenna will receive signal, need to adjust day
The paraboloidal orientation of line, pitching, polarizing angle.Traditional regulative mode is the nut for loosening secured adjusted, by manually adjusting
Behind correct orientation, then fastening nut.This regulative mode is relatively rough, due to the rebound of parabola antenna, the side of manually adjusting
The factors such as position inaccuracy can all influence the reception of its signal, and the adjustment structure of the embodiment of the present invention is applied to can be very good to solve
This problem.When to star, the handle or knob on planetary gear, since the diameter of gear is fixed, swing handle or knob are rotated
The angle of one circle, antenna rotation is also fixation, after being simultaneously stopped rotation, can lock between gear, will not generate rebound, sliding etc.
Phenomenon ensure that its stability and reliability in adjustment process.
Further, on the basis of the above embodiments, in communication box 1, it is also provided with attitude transducer；Posture
Sensor is used to obtain azimuth value, pitch angle numerical value and the polarizing angle numerical value of antenna；Modem by comparing respectively
Azimuth value, pitch angle numerical value, polarizing angle numerical value and pre-configured orientation angle numerical value, default pitch angle numerical value, preset polarization angle number
The size of value is obtained to star difference numerical value.
In a specific adjustment process, attitude transducer can be with the azimuth value of real-time detection antenna 3, pitch angle
Numerical value and polarizing angle numerical value, and the difference of each numerical value and target value is analyzed by modem, further auxiliary grasps star
Make.
Further, on the basis of the above embodiments, the portable earth station of the present embodiment can also include: wireless group
Part；Portable satellite earth station passes through wireless module linking objective terminal.
By the way that wireless module is arranged, so that the azimuth for the antenna that attitude transducer senses in portable satellite earth station
Numerical value, pitch angle numerical value and polarizing angle numerical value can be transferred to target terminal by being wirelessly connected.When adjusted to star, with
Target terminal in the present embodiment combines, can clear, accurate and intuitive adjustment orientation, pitching and polarization, be able to achieve just
The quick locking to star and posture at station is taken, coarse adjustment and thin can be carried out to the adjusting to star Shi Fangwei, pitching, polarizing angle
It adjusts；Meanwhile the lightweight construction, intensity height, high reliablity, easy to use and flexible.In the adjustment of the azimuth of satellite antenna, adopt
Planetary gear can make the adjustment of angle more accurate, stability, reliability during capable of effectively enhancing, reduce artificial
Factor influences caused by receiving on signal, promotes the practicability of product.
In order to further enhance to star efficiency, a variety of auxiliary devices, such as attitude transducer, GPS chip etc. can be set,
By the way that WIFI function is arranged in communication box, satellite signal spectrum is provided for user in conjunction with external cell phone application and is shown, to star posture
Display, by the data of satellite the functions such as transmit, realize the data interaction of this satellite communication earth station, more intelligently, accurately
To star when parameter provide reference.It can be surveyed first in sensor comprising chips, magnetometers such as magnetometer and gyroscopes
Place where examination obtains magnetic field strength and direction, and the orientation of positioning device obtains the azimuth signal of carrier.And gyroscope is in equipment
It is middle to be used as horizontal, vertical, pitching, course and angular-rate sensor.Gyroscope feature with its stability, its axis of rotation is used
Property space in direction holding stablize it is constant.In use process used in everyday, gyroscope can guarantee parameter when to star
Stablize and receive and send, and can use and not interfered by extraneous factor under any environment；Equipment can be accurately positioned in magnetometer
Orientation, the direction of local environment provide base data values reference when to star.GPS chip is helped by positioning function to star work
Author recognizes the location information (longitude and latitude, height etc.) under currently used environment, and the signal parameter arrived by GPS receiver is anti-
Feedback, so that being able to carry out more accurate adjusting to star Shi Fangwei, pitching, corner.When parameter inaccuracy, biography can also be passed through
The problems such as sensor resets module, avoids the error in test process.In the initial stage to star, equipment can be calculated
Theoretical orientation, pitching and the polarization of portable station out, then sensor can perceive portable station actual orientation, pitching and pole at present
Change, portable station can inform that operator is adjusted toward that direction by panel or cell phone application, improve automation journey
Degree, shortens to star time and difficulty.By the parameter feedback of sensor, many and diverse calculating process is eliminated, is allowed to star more
Accurately, intelligence, the operation is more convenient, and layman also can be realized the horizontal problem avoided to star due to tester,
Influence the accuracy to star.
Fig. 8 is modulation /demodulation module principle schematic diagram in Fig. 2 portable satellite earth station provided in an embodiment of the present invention；Figure
9 be modem circuit PCB construction schematic diagram in Fig. 2 portable satellite earth station provided in an embodiment of the present invention.
Fig. 8-Fig. 9 is please referred to, by integrated circuit and PCB, satellite communications modem module has been fused to chamber
In vivo.
Wherein, modem module, comprising: radio frequency transceiver and programmable gate array chip (FPGA).It is excellent
Selection of land, radio frequency transceiver selects AD936X model in the present embodiment.It is penetrated from exterior aerial by what feeder line was sent
Frequency signal is converted into digital signal into AD936X is crossed, and is transmitted to extraneous network by SOC (system level chip) after demodulating into FPGA,
Complete data receiver.Data from extraneous network after entering SOC by network interface, are transmitted to FPGA and are modulated, the number modulated
According to AD936X is sent to, become radiofrequency signal, exterior aerial is sent to by feeder line and completes to send.In the present embodiment, for
Low signal-to-noise ratio satellite communication signals in the satellite earth station of small-bore satellite communication antena carry out algorithm optimization and agreement is excellent
Change, realization data communication that can be reliable and stable；The structure of the module designs complete and host integrated design, the knot of the module
Structure can be designed fully according to the inside spare space of host, it is ensured that the size of host accomplishes that minimum, ratio is optimal.Increase simultaneously
Application module, while to modulating and demodulating signal, application module can be realized data interaction, pass through a variety of sides to realize
Formula is timely handled the data of transmission.Further, in order to improve working efficiency, in the present embodiment, satellite communication tune
The server that cell phone application is also set up inside modulator-demodulator can own portable station with the cell phone application for being combined into portable station exploitation
Parameter configured, stateful to institute is inquired；Operation is simpler and intuitive.
Further, referring to fig. 2, in order to enhance the stability of portable satellite communications earth station provided in this embodiment,
Bracket 5 can also be set.
It should be noted that the embodiment of the present invention to communication box, using the concrete shape of case and bracket, structure, material and
Manufacture craft etc. without limitation, can be selected by those skilled in the art according to requirement of engineering, as communication box, can using case
To select cuboid shown in Fig. 2 or square shape, other shapes structure also can choose.
Portable satellite communications earth station provided in an embodiment of the present invention has the following beneficial effects: firstly, waterproof is stranded
The difficult and RF cable high to reliability requirement is partially integrated in a box house, does not have to disassembly, avoids site requirement higher
Connection quality, improve reliability；The radiating surface of BUC and satellite communications modem forms a heat dissipation channel, passes through system
One drip-proof fan realizes the heat dissipation to the two；Satellite communications modem interior design has orientation, pitching and polarization all may be used
The sensor accurately incuded, in equipment to the initial stage of star, equipment calculates theoretical orientation, pitching and the polarization of portable station,
Then sensor can perceive portable station actual orientation, pitching and polarization at present, and portable station can be accused by panel or cell phone application
Know that operator is adjusted toward which direction, improve the degree of automation, shortens to star time and difficulty.Satellite communication tune
Modulator-demodulator inner utilization modem realizes the function of frequency spectrograph, which can intuitively be seen by cell phone application
On satellite the case where signal, avoids the need for carrying expensive frequency spectrograph and operate with the problem of needing additional wiring.It defends
The star communication modem also interior design server of cell phone application, can be to just with the cell phone application for being combined into portable station exploitation
All parameters for taking station are configured, stateful to institute are inquired；Operation is simpler and intuitive.Satellite communications modem
The a variety of important transmission systems of interior design company research and development, reset according to the software that transmission system may be implemented in different users
Justice increases the using flexible and compatibility of portable station.Secondly, the present invention is divided into two cabinet designs by communication box and using case
It is because the connection between communication box and application case only has the data cables such as power supply, cable, these cables select good reliability, prevent
Aqueous energy is got well and the finished product data cable of good mechanical property, and these cables do not need to dismantle when portable station is collected,
The reliability of equipment is improved, operating procedure is reduced.The separation of two cabinets can preferably reduce the weight of communication box, be conducive to
The weight bearing for reducing adjustment structure requires (communication box is supported by adjustment structure completely)；Meanwhile it is fixed with respect to ground not using case
It is dynamic to lower the center of gravity for portable station, wind loading rating and stability that a biggish contact area improves portable station are provided；Together
When convenient for apply case internal extended funtion part.Finally, communication box and application case are using adjustment structure, which cooperates portable station
Cell phone application can clear, accurate and intuitive adjustment orientation, pitching and polarization, be able to achieve the quick to star and appearance of portable station
The locking of state；Meanwhile the lightweight construction, intensity height, high reliablity, easy to use and flexible.In the azimuth tune of satellite antenna
On whole, the adjustment of angle can be made more accurate using planetary gear.The initiative communication box of the present invention is tied using case and adjustment
The design of structure, initiative modem realize frequency spectrograph design, initiative adjustment structure, sensor and display screen simultaneously
It is excellent that the more regime transmissions optimization algorithm modem designs of the Aided design of (or APP), initiative compatibility realize structure
Change, function and performance optimization, the optimization of the performances such as reliability and waterproof cooling, expansible compatibility optimization enhances equipment
Reliability and practicability.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
It should be noted that in the description of the present invention, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
Refer at least two.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of portable satellite earth station characterized by comprising communication box, using case and antenna, the antenna setting exists
On the communication box, the communication box is fixed on the application case；
Satellite Transfer Layer associated components are accommodated in the communication box；
Application function associated components are accommodated in the application case.
2. portable satellite earth station according to claim 1, it is characterised in that: the communication box is solid by adjusting structure
It is scheduled on the application case；
The adjustment structure includes fixation member and adjustment component, and the fixation member is fixed on the application case, the tune
Integeral part is fixedly connected with the antenna, the adjustment component can the relatively described fixation member adjustment direction and/or angle, it is described
It adjusts component and drives the communication box adjustment direction and/or angle.
3. portable satellite earth station according to claim 2, it is characterised in that: the adjustment structure is planetary gear；
Adjustment component described in the planetary gear connects the communication box, and the planetary gear fixation member connects the application
Case.
4. portable satellite earth station according to claim 3, which is characterized in that adjustment section described in the planetary gear
Part includes: pitching accurate adjustment component, pitching rough adjustment feature, polarization adjusts component and direction adjusts component；
The pitching accurate adjustment component connects the antenna, and the accurate adjustment of pitch angle is carried out to the antenna；
The pitching rough adjustment feature carries out pitch angle coarse adjustment to the antenna；
The direction adjusts component and the polarization adjusts direction and polarizing angle that component adjusts the antenna respectively.
5. portable satellite earth station according to claim 1, which is characterized in that the Satellite Transfer Layer is related
Component, comprising: modem module, low noise amplification module and power amplifier module；
The modem module, comprising: radio frequency transceiver and programmable gate array chip.
6. portable satellite earth station according to claim 5, it is characterised in that: the modem in the communication box
Module is provided with frequency spectrograph functional module；The frequency spectrograph functional module is wirelessly connected target terminal.
7. portable satellite earth station according to claim 1, it is characterised in that: be provided with posture biography in the communication box
Sensor；The attitude transducer is used to obtain azimuth value, pitch angle numerical value and the polarizing angle numerical value of the antenna；
The modem by compare respectively the azimuth value, the pitch angle numerical value, the polarizing angle numerical value and
The size of pre-configured orientation angle numerical value, default pitch angle numerical value, preset polarization angle numerical value, obtains to star difference numerical value.
8. portable satellite earth station according to claim 1, it is characterised in that: the feed of the antenna is Behaviors of Corrugated Feeds
With waveguide integrated setting；The set-up mode of the feed is feedforward；
One end of the waveguide connects the Behaviors of Corrugated Feeds, and the other end of the waveguide is fastened on the antenna by screw
On.
9. portable satellite earth station according to claim 6, which is characterized in that further include: drip-proof fan；
The modem is provided with radiating surface；
The radiating surface and the power amplifier module form heat dissipation channel；
At least one radiating block is provided on the radiating surface；
The drip-proof fan is set to the side of the radiating surface.
10. -9 any portable satellite earth station according to claim 1, which is characterized in that further include: wireless module；
The portable satellite earth station passes through the wireless module linking objective terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799555.XA CN110391839A (en) | 2019-08-28 | 2019-08-28 | Portable satellite earth station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799555.XA CN110391839A (en) | 2019-08-28 | 2019-08-28 | Portable satellite earth station |
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| CN110391839A true CN110391839A (en) | 2019-10-29 |
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ID=68289551
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| CN201910799555.XA Pending CN110391839A (en) | 2019-08-28 | 2019-08-28 | Portable satellite earth station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116722361A (en) * | 2023-07-18 | 2023-09-08 | 中国船舶集团有限公司第七二三研究所 | Antenna polarization stabilizing device and method under swinging platform |
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