CN105738935A - Terminal for measuring attitude of antenna of mobile communication base station based on satellite navigation - Google Patents
Terminal for measuring attitude of antenna of mobile communication base station based on satellite navigation Download PDFInfo
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- CN105738935A CN105738935A CN201610262751.XA CN201610262751A CN105738935A CN 105738935 A CN105738935 A CN 105738935A CN 201610262751 A CN201610262751 A CN 201610262751A CN 105738935 A CN105738935 A CN 105738935A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/53—Determining attitude
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
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Abstract
The invention discloses a carrier attitude measuring terminal based on satellite navigation. The terminal is used for measuring signal radiating surface directions of communication antennas of a mobile communication base station. The measurement and control terminal comprises active direction finding antennas for receiving navigation satellite signals, an attitude measuring module and a communication module, wherein the active direction finding antennas are installed and fixed on the tops of communication antennas with nothing above the active direction finding antennas so as to conveniently receive navigation satellite signals, the attitude measuring module receives satellite signals sent by multiple direction finding antennas, and measures the directions of the signal radiating surfaces of the communication antennas by time-shared processing the satellite signals, and the communication module returns the direction information measured by the attitude measuring terminal.
Description
Technical field
The present invention relates to a kind of terminal for antenna of mobile communication base station attitude observing and controlling, it is particularly to a kind of antenna of mobile communication base station attitude measurement terminal based on satellite navigation.
Background technology
Along with developing rapidly of China's mobile communications network, the quantity of communication base station rises in recent years therewith at double, no matter in the density or the range being distributed of its distribution, has had and has been obviously improved.How to guarantee the accuracy of the base station communication antenna coverage of substantial amounts, be a pendulum key subjects in face of Ge great operator.
The accuracy of base station communication antenna coverage is to reduce one of presence of intercell interference, lifting capacity of communication system important means.It is cause antenna mounting and adjusting not in place owing to the attitude measurement of antenna is inaccurate that communication antenna actual coverage in base station is not reaching to scope of design, so communication system is easily disturbed, capacity does not reach design objective becomes distinct issues in certain areas.
Traditional antenna attitude is measured instrument and is mainly mechanical compass or electronic compass, during use, mechanical compass is obtained current attitude information near antenna for base station by the scale of the artificial mechanical indicator reading compass card, antenna attitude is adjusted with the difference of design load further according to the actual value of attitude, although the mode that this employing mechanical compass measures antenna attitude is simple, but measurement error can be caused big and make to adjust situation not in place, and pass through when needs are safeguarded manually to report attitude information, it is easy to the problem such as artificially play tricks.And due to electronic compass be measure that the geomagnetic field component of current location comes to orientation, the method is highly prone to the interference of external magnetic field, and makes measurement result extremely unstable and accurate.
Summary of the invention
The present invention is to solve above-mentioned prior art Problems existing and provide a kind of have attitude measurement accuracy height, install simple, easy to use, maintenance cost is low, the antenna of mobile communication base station attitude measurement terminal based on satellite navigation of feature richness.
Technical scheme is as follows: a kind of antenna of mobile communication base station attitude measurement terminal based on satellite navigation is made up of direction-finder antenna, attitude measurement module, communication module and connection cable.Described direction-finder antenna is made up of waterproof plastic shell, ceramic passive diectric antenna and LNA module, comprising two passive diectric antennas of pottery and two LNA modules in each direction-finder antenna, each LNA module is responsible for amplifying the navigation satellite signal that one of them ceramic passive diectric antenna of filtering receives；Direction-finder antenna is fixed on tested communication antenna top, is used for receiving navigation satellite signal, and navigation satellite signal amplifies after filtering through LNA LNA, is sent to attitude measurement module by RF connection；When fixing direction-finder antenna, it should be ensured that in the phase place of two passive diectric antennas of pottery in direction-finder antenna, the line of letter and communication antenna signal radiating surface are fixing angles.
Further, described attitude measurement module includes attitude algorithm module, power management, RS485 interface and cabinet, attitude measurement module receives the navigation satellite signal of multichannel measurement antenna input simultaneously, when processing satellite-signal, the navigation satellite signal of all direction-finder antennas is processed by time-shared serial, attitude and the positional information of this road direction-finder antenna is obtained after microprocessing unit MCU computing, after completing the attitude measurement of direction-finder antenna of all inputs, the positional information of attitude is exported by measurement module again by communication interface, output interface adopt 4 pin aviation sockets be connected cable connect, it is sent to communication module by measuring the antenna attitude information obtained.
Further, described communication module is formed by including communication mainboard, GPRS/3G/4G antenna, display lamp, measurement interface, power interface and shell.Communication module is placed on inside of base station, the measurement interface of communication module is connected with being connected cable by 4 pin aviation sockets, attitude measurement order is sent to attitude measurement module by connecting cable, communication module is after receiving attitude and positional information, by gsm module, UART interface, Ethernet interface, attitude information is sent to remote equipment, it is achieved remotely measure.
The step that measuring terminals of the present invention carries out attitude measurement is as follows.
1, after communication module receives the attitude measurement request of external equipment by gsm module, UART interface or Ethernet interface, by measurement interface transmission measuring command to attitude measurement module.
2, after attitude measurement module receives observing and controlling order, the radiofrequency signal of all access attitude measurement modules of time-multiplexed method time-division processing is adopted.
3, the microprocessing unit MCU of attitude measurement module calculates respective antenna azimuth and position according to a wherein road navigation satellite signal.
4, the microprocessing unit MCU of attitude measurement module is behind the azimuth completing a road antenna and positional information calculation, then carries out the azimuth of next road antenna and the calculating of positional information, until calculating azimuth and the position of all input antennas.
5, the microprocessing unit MCU of attitude measurement module is sent to communication module by the communication interface attitude by all communication antennas and positional information.
6, the electricity of attitude information and antenna is adjusted angle of declination to be sent to external equipment by gsm module, UART interface or Ethernet interface by the microprocessing unit MCU of communication module, for user.
The invention has the beneficial effects as follows:
Measuring the attitude information of antenna and the ability of the electricity tune angle of declination of control electrical tilt antenna owing to detection and control terminal of the present invention possesses remote auto, remotely adjusting thus obtaining, it is not necessary to scene of sending someone, saving cost；Far-end optimizes network, it is to avoid surrounding resident is opposed；For sports tournament, rally etc., quickly carry out network adjustment, after terminating, quickly restore to the original state, solve " capacity breathing " problem.There is observing and controlling attitude accuracy height simultaneously, the advantages such as simple, easy to use, maintenance cost is low, feature richness are installed.
In order to the purpose of invention, structural feature and function thereof are had further understanding, accompanying drawing is hereby coordinated to describe in detail.
Accompanying drawing explanation
The each module connection diagram of Fig. 1 present invention.
Direction-finder antenna internal structure schematic diagram in Fig. 2 present invention.
Attitude measurement module Facad structure schematic diagram in Fig. 3 present invention.
Attitude measurement internal structure schematic diagram in Fig. 4 present invention.
Observing and controlling mainboard composition frame chart in attitude measurement in Fig. 5 present invention.
Communication module upper right side topology view in Fig. 6 present invention.
Communication module upper left side topology view in Fig. 7 present invention.
Communication module internal structure schematic diagram in Fig. 8 present invention.
Communication mainboard composition frame chart in communication module in Fig. 9 present invention.
The RF connection schematic diagram of direction-finder antenna in Figure 10 present invention.
Electric power connection line cable schematic diagram in Figure 11 present invention.
Figure 12 scheme of installation of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
A kind of antenna of mobile communication base station attitude measurement terminal based on satellite navigation is made up of direction-finder antenna, attitude measurement module (001), communication module (002) and connection cable (003).Direction-finder antenna is made up of waterproof plastic shell, pottery passive antenna and LNA module, comprising two passive diectric antennas of pottery and two LNA modules in each direction-finder antenna, each LNA module is responsible for amplifying the navigation satellite signal that one of them ceramic passive diectric antenna of filtering receives；Direction-finder antenna is fixed on tested communication antenna top, is used for receiving navigation satellite signal, and navigation satellite signal amplifies after filtering through LNA LNA, is sent to attitude measurement module by RF connection；When fixing direction-finder antenna, it should be ensured that in the phase place of two passive diectric antennas of pottery in direction-finder antenna, the line of letter and communication antenna signal radiating surface are fixing angles.
Attitude measurement module (001) receives the radiofrequency signal of multichannel direction-finder antenna output simultaneously, the radiofrequency signal of a time-multiplexed method time-division processing wherein drive test amount antenna is adopted when processing radiofrequency signal, after the attitude recording a wherein drive test amount antenna and position, measure attitude and the position of next drive test amount antenna again, export from communication interface (103) after finally the attitude of all antennas and positional information are changed into the signal of telecommunication, communication interface (103) adopt 4 hole aviation plugs be connected cable (003) connect, the signal of telecommunication being converted into is transferred to communication module (002) by connecting cable (003).
Communication module (002) is arranged in base station machine room, the observing and controlling interface (302) of communication module is connected to connection cable (003) by aviation socket, connect cable (003) other end and be connected to the communication interface (103) of attitude measurement module (001), it is achieved the communication line of attitude measurement module (001) and communication module (002).Communication module (002) realizes the reception of the measuring command of external equipment by Ethernet interface (405), UART interface (406) or gsm module (407), and measuring command is forwarded to attitude measurement module (001), receive attitude measurement module (001) calculated antenna attitude and positional information afterwards, again this information is sent to external equipment by Ethernet interface (405), UART interface (406) or gsm module (407), thus realizing remote measurement and control.
In the present invention, attitude and the position of multichannel communication multiple telecommunication antenna is measured by attitude measurement module (001) timesharing automatically, communication module (002) realizes the transmission of data by Ethernet interface (405), UART interface (406) or gsm module (407), realize the benefit of remote measurement and control, therefore, detection and control terminal, compared with traditional mechanical compass, has the features such as observing and controlling attitude accuracy high, cost is low, it is simple, easy to use to install, maintenance cost is low, feature richness.
Claims (6)
1. based on the measuring terminals in the antenna of mobile communication base station signal radiating surface direction of satellite navigation, including:
It is fixed on the direction-finder antenna (001) on communication antenna top；With
It is arranged in the attitude measurement module (002) near direction-finder antenna；With
It is arranged in the communication module (003) in Mobile communication base station machine room；With
Connect the RF cable (004) of direction-finder antenna and attitude measurement module；With
To the power cable (005) of attitude measurement module for power supply.
2. the measuring terminals in a kind of antenna of mobile communication base station signal radiating surface direction based on satellite navigation as claimed in claim 1, it is characterised in that
Described direction-finder antenna (001) includes waterproof plastic shell (101), ceramic passive diectric antenna (102) and LNA module LNA (103)；Comprising two passive diectric antennas of pottery and two LNA modules in each direction-finder antenna, each LNA module is responsible for amplifying the navigation satellite signal that one of them ceramic passive diectric antenna of filtering receives；Direction-finder antenna is fixed on tested communication antenna top, is used for receiving navigation satellite signal, and navigation satellite signal amplifies after filtering through LNA LNA, is sent to attitude measurement module (002) by RF connection (004)；When fixing direction-finder antenna, it should be ensured that the line of the phase center of two passive diectric antennas of pottery in direction-finder antenna and communication antenna signal radiating surface are fixing angles.
3. the measuring terminals in a kind of antenna of mobile communication base station signal radiating surface direction based on satellite navigation as claimed in claim 1, it is characterised in that
nullAttitude measurement module (002) is arranged near direction-finder antenna，It is simultaneously connected with the radio-frequency cable of multichannel direction-finder antenna，Attitude measurement module timesharing receives the navigation signal of direction-finder antenna，Namely 1 radiofrequency signal is selected to select unit (202) to select the navigation satellite signal of a wherein road direction-finder antenna input by N，The navigation satellite signal of input is processed by satellite navigation direction finding module (201)，One of them ceramic passive diectric antenna is obtained in corresponding direction-finder antenna relative to the position of another ceramic passive diectric antenna after resolving，Then through the direction and the position that just obtain communication antenna signal radiating surface after conversion，Finally direction and positional information are converted digital signal to by communication interface (205) output，Communication interface outfan employing aviation socket (103) connects with being connected cable (003)，Digital signal signal is transferred to by connecting cable (003) the measurement interface (302) of communication module (002).
4. the measuring terminals in a kind of antenna of mobile communication base station signal radiating surface direction based on satellite navigation according to claim 3, it is characterised in that
Described attitude measurement module (001) includes the observing and controlling mainboard (106) of shell (101), direction-finder antenna interface, power source communications Complex interface, casing cover lock screw (104), installing hole (105) and enclosure；Described direction-finder antenna interface, power source communications Complex interface are all connected with observing and controlling mainboard (106)；The direction-finder antenna interface (102) of described attitude measurement module (001) is SMA-K seat, the SMA-J(802 of the SMA-K end of thread and RF cable one end) it is connected, by this interface navigation signal；The power source communications Complex interface (103) of attitude measurement module (001) is connected with the 4 pin aviation plugs (702) of power source communications cable (003) one end, the other end of power source communications comprehensive cable (003) is connected with the measurement interface (302) of communication module by 4 pin aviation plugs, it is achieved communication module (002) is to the power supply of measurement module and data communication.
5. a kind of measuring terminals measuring antenna of mobile communication base station signal radiating surface direction based on satellite navigation according to claim 1, it is characterised in that
The observing and controlling mainboard (106) of described attitude measurement module includes satellite navigation direction finding module (201), a microprocessing unit MCU(203), a power management (204), a RS485 interface (205)；One road navigation satellite signal of input is carried out processing the azimuth obtaining this satellite-signal correspondence communication antenna and position by satellite navigation direction finding module；Microprocessing unit MCU(203) select multichannel navigation satellite signal Zhong mono-tunnel on the one hand, so as to be sent to satellite navigation direction finding module, receive azimuth and the positional information of the communication antenna of satellite navigation direction finding module output on the other hand；When, after the attitude completing all direction-finder antennas and position calculation, communication antenna attitude and positional information are sent to communication module by connecting cable (003) by microprocessing unit MCU.
6. as claimed in claim 1 a kind of based on satellite navigation measure antenna of mobile communication base station signal radiating surface direction measuring terminals, it is characterised in that
The positional information of the directional information of each aerial signal radiating surface received by measurement interface (302), tested antenna is sent to external equipment by communication interface by communication module (002), it is achieved remotely measure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610262751.XA CN105738935A (en) | 2016-04-26 | 2016-04-26 | Terminal for measuring attitude of antenna of mobile communication base station based on satellite navigation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610262751.XA CN105738935A (en) | 2016-04-26 | 2016-04-26 | Terminal for measuring attitude of antenna of mobile communication base station based on satellite navigation |
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| CN105738935A true CN105738935A (en) | 2016-07-06 |
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Cited By (4)
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Cited By (6)
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| CN110389314A (en) * | 2019-07-31 | 2019-10-29 | 杭州中科微电子有限公司 | A kind of single antenna orientation method, device and application suitable for static application |
| CN110389314B (en) * | 2019-07-31 | 2021-07-30 | 杭州中科微电子有限公司 | Single-antenna orientation method and device suitable for static application and application |
| CN113746492A (en) * | 2021-09-10 | 2021-12-03 | 北京微纳星空科技有限公司 | Radio frequency receiving channel equipment applied to satellite electromagnetic environment monitoring |
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