CN206149270U - Radio signal automatic orientation transmitting system - Google Patents
Radio signal automatic orientation transmitting system Download PDFInfo
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- CN206149270U CN206149270U CN201621189436.0U CN201621189436U CN206149270U CN 206149270 U CN206149270 U CN 206149270U CN 201621189436 U CN201621189436 U CN 201621189436U CN 206149270 U CN206149270 U CN 206149270U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a radio signal automatic orientation transmitting system, include positioning orientation processing module, antenna array control module, power distribution module, move phase module, power module, signal emitting antenna battle array and two satellite navigation directional aerial, satellite navigation directional aerial is used for the outer satellite navigation signal of receiving chamber, two satellite navigation directional aerial's output is connected with positioning orientation processing module's input through shielding coaxial cable, antenna array control module's input is connected to positioning orientation processing module's output, antenna array control module's output is connected with the input that moves phase module with power distribution module respectively, power distribution module and the output that moves phase module respectively with the signal emitting antenna battle array in each antenna element be connected. The utility model discloses can realize radio signal's automatic orientation transmission to reduce the transmission consumption, reduction information is revealed, improves work efficiency.
Description
Technical field
This utility model is related to wireless communication technology field, particularly a kind of wireless signal transmission system.
Background technology
Radio communication is one kind that the characteristic that can be propagated in free space using electromagnetic wave signal enters row information exchange
Communication mode, the radio communication realized in moving process is also called mobile communication.Satellite communication is most attached most importance in radio communication
The communication mode wanted, in fact by the use of telecommunication satellite as relay station on the ground between two or more earth stations or moving body it
Between set up write to each other.In national defence and commercial communication technical field, beam communication can reduce transmission power and reduce information
Leakage scope；The scheme for realizing beam communication at present is rotated by manually or mechanically mode after target position information is received
Directional transmitting antenna, this kind of method for realizing beam communication haves the shortcomings that inefficiency, precision are poor.
The content of the invention
This utility model technical issues that need to address are to provide a kind of automatic orientation emission system of wireless signal, can
The automatic orientation transmitting of wireless signal is realized, to reduce launching power consumption, information leakage is reduced, work efficiency is improved.
To solve above-mentioned technical problem, technical solution adopted in the utility model is as follows.
Wireless signal automatic orientation emission system, including positioning and directing processing module, antenna array control module, power distribution
Module, phase shift block, power module, signal launching antenna array and two satellite navigation beam antennas；The satellite navigation is determined
It is used to receive outdoor satellite navigation signals to antenna, the outfan of satellite navigation beam antenna is by screened coaxial cable and positioning
The input connection of directional process module；Positioning and directing processing module is used to calculate two satellite navigation beam antenna base-line methods
Angle and the position of system centre of the line with positive north, and the deflection for obtaining and position are sent to into antenna array by RS422 interfaces
Control module；Antenna array control module combines the target position information received by network service, calculates target and antenna
The distance between and angle and signal launching antenna array in each array element transmission signal phase and amplitude, then by controlling to move
The phase place of each array element, by power distribution module the amplitude of each array element is adjusted in phase module adjustment signal transmitting antenna, so that
The radiation signal main lobe homed on its target direction of antenna array.
Above-mentioned wireless signal automatic orientation emission system, the positioning and directing processing module include FPGA module and with
FPGA module connects and corresponds to respectively the processing unit of two satellite navigation beam antennas, and processing unit is low including what is be sequentially connected
Make an uproar and put amplification module, down conversion module and analog-to-digital conversion module, the input connection satellite of the LNA amplification module is led
Boat beam antenna, the outfan of analog-to-digital conversion module connects the input of FPGA module, the outfan connection antenna of FPGA module
The input of battle array control module.
Above-mentioned wireless signal automatic orientation emission system, the antenna array control module includes that arm processor, FPGA are controlled
The FPGA of device, network communication interface and RS422 interfaces, the arm processor Jing RS422 interfaces and positioning and directing processing module
Module outfan connects, the input connection of the outfan connection FPGA controller of arm processor, the outfan of FPGA controller
It is connected with the input of phase shift block.
Above-mentioned wireless signal automatic orientation emission system, the phase shift block includes six phase shifters being connected in series, six
The phase-shift phase of individual phase shifter is respectively 5.625 °, 11.25 °, 22.5 °, 45 °, 90 °, 180 °.
Above-mentioned wireless signal automatic orientation emission system, the power distribution module include adjustable gain power amplifier and
One point of four power splitter of two-stage series connection, the controlled end of the adjustable gain power amplifier connects the output of antenna array control module
End, adjustable gain power amplifier connects the input of one point of four power splitter.
As a result of above technical scheme, technological progress acquired by this utility model is as follows.
This utility model realizes the positioning and directing of system itself using satellite navigation signals, is launched by the way of antenna array
Signal of communication, the signal radiation direction of antenna array is automatically adjusted according to target position information and system own location information,
Antenna direction transmitting problem of the platform of bearing system under mobile status is solved, the automatic orientation of wireless signal can be realized
Transmitting, reduces transmitting power consumption, reduces information leakage, work efficiency is improve, with small volume, lightweight, automatization's journey
The features such as spending high, can be widely applied to carry out the automatic orientation transmitting of wireless signal in the mobile objects such as vehicle, naval vessel, aircraft.
Description of the drawings
Fig. 1 is the population structure block diagram of wireless signal automatic orientation emission system described in the utility model；
Fig. 2 is positioning and directing modular structure block diagram described in the utility model；
Fig. 3 is antenna array control module structured flowchart described in the utility model；
Fig. 4 is phase shifting control modular structure block diagram described in the utility model；
Fig. 5 is phase shifter circuit figure described in the utility model；
Fig. 6 is power distribution module structured flowchart described in the utility model.
Specific embodiment
This utility model is further elaborated below in conjunction with the drawings and specific embodiments.
A kind of wireless signal automatic orientation emission system, its structure is as shown in figure 1, including positioning and directing processing module, day
Linear array control module, power distribution module, phase shift block, power module, signal launching antenna array and two satellite navigations are determined
To antenna；Satellite navigation beam antenna is used to receive outdoor satellite navigation signals, the outfan of two satellite navigation beam antennas
Jing screened coaxial cables are connected with the input of positioning and directing processing module, the outfan connection antenna of positioning and directing processing module
The input of battle array control module, the outfan of antenna array control module respectively with power distribution module and the input of phase shift block
The outfan of connection, power distribution module and phase shift block is connected respectively with each bay in signal launching antenna array.Electricity
Source module is used to provide power supply for the modules of system.
Positioning and directing processing module is used to calculate the baseline normal of two satellite navigation beam antennas and the angle of positive north
With the position of system centre, and the deflection for obtaining and position are transported to into antenna array control module by RS422 interfaces.Positioning
The structure of directional process module is as shown in Fig. 2 including FPGA module and with FPGA module connection and respectively corresponding two satellites
The processing unit of navigation orientation antenna, processing unit includes LNA amplification module, down conversion module and the mould being sequentially connected
Number modular converter, the input connection satellite navigation beam antenna of LNA amplification module, the outfan of analog-to-digital conversion module connects
The input of FPGA module is connect, the outfan of FPGA module connects the input of antenna array control module.Wherein, FPGA module master
The capture to satellite navigation signals, tracking, navigation message demodulation are completed, and position is completed according to navigation message, original observed quantity
Put, speed, the time, the resolving work of directional information.
Information and the target location of reception that antenna array control module sends according to positioning and directing processing module, calculate
The distance between target and antenna and angle, while calculating the phase and amplitude of each array element transmission signal of antenna array, and will move
Phase control signal and power control signal are transmitted to phase shift block and power distribution module.Antenna array control module adopts ARM+
FPGA structure, concrete structure including arm processor, FPGA controller, network communication interface and RS422 as shown in figure 3, connect
Mouthful, arm processor Jing RS422 interfaces are connected with the FPGA module outfan of positioning and directing processing module, the output of arm processor
The input connection of end connection FPGA controller, the outfan of FPGA controller is connected with the input of phase shift block.Wherein,
The information that arm processor is used to be sent according to positioning and directing processing module carries out signal processing, FPGA with reference to external object information
Controller then mainly completes antenna array towards the phase place setting and the calculating of power of antenna array each array element during target direction transmission signal,
And phase control information is sent to phase shift block, power control information is sent to power distribution module.
Phase shift block is used for the phase place of each bay of instruction adjustment according to antenna array control module, the tool of phase shift block
Body structure as shown in figure 4, including six phase shifters being connected in series, the phase-shift phase of six phase shifters be respectively 5.625 °,
11.25 °, 22.5 °, 45 °, 90 °, 180 °, the through and off of each PIN diodes are controlled with binary code control circuit, so as to can
Obtain 26（64）Individual shift states.Phase shifter adopts the π shape circuit structures being made up of four PIN diodes, as shown in Figure 5.
Power distribution module is used for the amplitude of each bay of instruction adjustment according to antenna array control module, power distribution
The concrete structure of module is as shown in fig. 6, including adjustable gain power amplifier and one point of four power splitter of two-stage series connection, gain can
The outfan of the controlled end connection antenna array control module of power amplifier, adjustable gain power amplifier is adjusted to connect one point of four power splitter
Input.Adjustable gain power amplifier is according to penetrating that the power control signal decision outside that antenna array control module is transmitted is sent
The gain amplifier of frequency signal, radiofrequency signal is Jing after adjustable gain power amplifier carries out signal amplification, then divides through multistage 1 point of 4 work(
Device equably distributes to each bay.
Operation principle of the present utility model is：Satellite navigation beam antenna is by the outdoor satellite navigation signal for receiving by screen
Cover coaxial cable and be conveyed to positioning and directing processing module；Positioning and directing processing module calculates two satellite navigation beam antenna bases
Angle and the position of system centre of the collimation method line with positive north, and the deflection for obtaining and position are sent to into day by RS422 interfaces
Linear array control module；Antenna array control module combines the target position information that receives by network service, calculate target with
The phase and amplitude of each array element transmission signal in the distance between antenna and angle and signal launching antenna array；Then by control
The phase place of each array element, by power distribution module the amplitude of each array element is adjusted in phase shift block adjustment signal transmitting antenna processed, from
And make the radiation signal main lobe homed on its target direction of antenna array.
Wireless signal automatic orientation launching technique, the method realizes that it is former based on wireless signal automatic orientation emission system
Reason is position, the azimuth information that system is obtained using double antenna, is believed using the locality of target position information and system itself
The phase and amplitude of breath adjustment antenna array each unit, the signal for making antenna array launches main lobe homed on its target.Specifically include following step
Suddenly.
A. power-on module, makes each module normal work of system；Start two satellite navigation beam antennas and receive outdoor
Satellite navigation signals, by radio-frequency cable positioning and directing processing module is sent to.
B. the radiofrequency signal of two-way outdoor satellite navigation is sent into positioning and directing processing module and is processed.Outdoor satellite first
Jing after LNA amplification module carries out LNA processing and amplifying, downconverted module is converted to intermediate frequency letter to the radiofrequency signal of navigation
Number, then intermediate-freuqncy signal is converted to after digital signal by analog-to-digital conversion module；FPGA module complete the capture of signal, tracking,
Navigation message is demodulated, and completes the resolving of self-position, speed, time, directional information according to navigation message, original observed quantity,
Resolving information is exported on request with RS422/RS232 interfaces.
C. the arm processor of antenna array control module receives the target position that external equipment is sent by network communication interface
/ azimuth information is put, and by the position of RS422 interfaces system itself, direction, arm processor is carried out after information processing,
FPGA controller is sent to, FPGA controller calculates antenna array each unit needs the phase and amplitude of adjustment, and is sent to shifting
Phase module and power distribution module.
D. phase shift block adjusts the phase place of bay according to the phase adjusted instruction for receiving.
F. the signal launched is needed to be linked into power distribution module by radio-frequency cable, power distribution module is according to antenna
The power control signal that battle array control module is transmitted carries out signal amplification to radiofrequency signal, is then transported to by one point of four power splitter
Each bay, the target direction specified is transmitted into by bay.
Claims (5)
1. wireless signal automatic orientation emission system, it is characterised in that：Including positioning and directing processing module, antenna array control mould
Block, power distribution module, phase shift block, power module, signal launching antenna array and two satellite navigation beam antennas；It is described
Satellite navigation beam antenna is used to receive outdoor satellite navigation signals, and the outfan of satellite navigation beam antenna is coaxial by shielding
Cable is connected with the input of positioning and directing processing module；Positioning and directing processing module is used to calculate two satellite navigation orientations
Angle and the position of system centre of the antenna baseline normal with positive north, and the deflection for obtaining and position are passed through into RS422 interfaces
It is sent to antenna array control module；Antenna array control module combines the target position information received by network service, calculates
The phase and amplitude of each array element transmission signal in the distance between target and antenna and angle and signal launching antenna array, then
The phase place of each array element in signal transmitting antenna is adjusted by controlling phase shift block, the width of each array element is adjusted by power distribution module
Degree, so that the radiation signal main lobe homed on its target direction of antenna array.
2. wireless signal automatic orientation emission system according to claim 1, it is characterised in that：The positioning and directing is processed
Module includes FPGA module and with FPGA module connection and the processing unit of corresponding two satellite navigation beam antennas respectively, locates
Reason unit includes LNA amplification module, down conversion module and the analog-to-digital conversion module being sequentially connected, and the LNA amplifies
The input connection satellite navigation beam antenna of module, the outfan of analog-to-digital conversion module connects the input of FPGA module,
The outfan of FPGA module connects the input of antenna array control module.
3. wireless signal automatic orientation emission system according to claim 2, it is characterised in that：The antenna array controls mould
Block includes arm processor, FPGA controller, network communication interface and RS422 interfaces, the arm processor Jing RS422 interfaces
It is connected with the FPGA module outfan of positioning and directing processing module, the outfan of arm processor connects the input of FPGA controller
End connection, the outfan of FPGA controller is connected with the input of phase shift block.
4. wireless signal automatic orientation emission system according to claim 3, it is characterised in that：The phase shift block includes
Six phase shifters being connected in series, the phase-shift phase of six phase shifters be respectively 5.625 °, 11.25 °, 22.5 °, 45 °, 90 °,
180°。
5. wireless signal automatic orientation emission system according to claim 4, it is characterised in that：The power distribution module
Including adjustable gain power amplifier and one point of four power splitter of two-stage series connection, the controlled end of the adjustable gain power amplifier connects
The outfan of antenna array control module is connect, adjustable gain power amplifier connects the input of one point of four power splitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621189436.0U CN206149270U (en) | 2016-11-05 | 2016-11-05 | Radio signal automatic orientation transmitting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621189436.0U CN206149270U (en) | 2016-11-05 | 2016-11-05 | Radio signal automatic orientation transmitting system |
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| Publication Number | Publication Date |
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| CN206149270U true CN206149270U (en) | 2017-05-03 |
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ID=58624869
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621189436.0U Active CN206149270U (en) | 2016-11-05 | 2016-11-05 | Radio signal automatic orientation transmitting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341173A (en) * | 2016-11-05 | 2017-01-18 | 长沙海格北斗信息技术有限公司 | Automatic directed emission system and method of wireless signal |
| CN108111204A (en) * | 2017-12-28 | 2018-06-01 | 浙江中智海通信科技有限公司 | Wireless data communication multiple antennas coordinated emission rack structure and its signal transmitting method |
-
2016
- 2016-11-05 CN CN201621189436.0U patent/CN206149270U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341173A (en) * | 2016-11-05 | 2017-01-18 | 长沙海格北斗信息技术有限公司 | Automatic directed emission system and method of wireless signal |
| CN108111204A (en) * | 2017-12-28 | 2018-06-01 | 浙江中智海通信科技有限公司 | Wireless data communication multiple antennas coordinated emission rack structure and its signal transmitting method |
| CN108111204B (en) * | 2017-12-28 | 2021-08-03 | 浙江中智海通信科技有限公司 | Wireless data communication multi-antenna cooperative transmitter architecture and signal transmitting method thereof |
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