CN109490644A - A method of obtaining antenna for satellite communication in motion directional diagram - Google Patents
A method of obtaining antenna for satellite communication in motion directional diagram Download PDFInfo
- Publication number
- CN109490644A CN109490644A CN201811330714.3A CN201811330714A CN109490644A CN 109490644 A CN109490644 A CN 109490644A CN 201811330714 A CN201811330714 A CN 201811330714A CN 109490644 A CN109490644 A CN 109490644A
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- CN
- China
- Prior art keywords
- antenna
- motion
- angle
- directional diagram
- satellite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
-
- 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
- G01S19/42—Determining position
Abstract
A kind of method for obtaining antenna for satellite communication in motion directional diagram is provided the invention discloses the present invention, and the theory target of communication in moving is to the target angle of star, including polarizing angle and pitch angle；And it is imported into Excel software and is drawn by the data at time point and corresponding beacon voltage, time shaft represents movement angle, voltage axis representation signal intensity, it does not need in this way through laboratory test theory orientation figure, and acquisition antenna for satellite communication in motion directional diagram that can be quick in actual use and easy.
Description
Technical field
The present invention relates to communication in moving to star technology.
Background technique
It is more and more obvious in the advantage of satellite communication field, communication in moving, is the following mode for replacing baseband communication, there is weight
The application value wanted.The design of antenna surface is extremely important in communication in moving design process, and antenna radiation pattern is that its is extremely important
Index is the important referential data for examining antenna surface performance indicator.The directional diagram that generally we test antenna is all to have to survey
The laboratory or research institute of strip part and qualification, first is that it is costly, second is that the cumbersome time-consuming test of process, but benefit is exactly data
It is accurate to compare, and has theoretic directive function, if it is desired to the theory orientation diagram data come out with laboratory test, it is also necessary to right
Data are largely handled, more troublesome for the people for doing process control, and practicability is slightly short of.
Summary of the invention
Goal of the invention: the present invention provides a kind of method for obtaining antenna for satellite communication in motion directional diagram, does not need to survey by laboratory
Examination theory orientation figure, and acquisition antenna for satellite communication in motion directional diagram that can be quick in actual use and easy.
Technical solution: following technical scheme can be used in the present invention:
A method of obtaining antenna for satellite communication in motion directional diagram, comprising the following steps:
(1), by communication in moving equipment current geographic position information, target angle of the theory target to star of communication in moving is calculated
Degree, including azimuth, polarizing angle and pitch angle；
(2), equipment polaxis and pitch axis move to target angle, and track this target angle using position ring；
(3), setting satellite beacon voltage sample rate be 1Khz, often adopt 20 data be filtered (amplitude limiting processing and
Sliding average), every 20ms calls serial ports primary, output time point and corresponding beacon voltage；
(4), control antenna rotating platform azimuth axis orientation at the uniform velocity rotates clockwise；
(5), beacon voltage is sampled in rotation process simultaneously, one circle of rotation finds beacon voltage max point, records letter
Mark the antenna bearingt position of voltage max point；
(6), it stops after azimuth motion to the corresponding position of orientation angle of beacon voltage max point；
(7), 5 °/s of azimuth motion speed is reset；Start recording serial ports satellite beacon voltage signal values export number at this time
According to；
(8), stop motion after 360 ° of azimuth motion keeps polarization and following in elevation attitude angle during azimuth motion；
(9), it imports data in Excel software and draws, time shaft represents movement angle, voltage axis as horizontal axis
Satellite beacon signals intensity is represented as the longitudinal axis.
The utility model has the advantages that communication in moving equipment is arranged in the actual use environment the present invention, and tested using the above method
Accurate pattern data out obtains directional diagram relative to by laboratory, and this method obtains the mode of directional diagram quickly and letter
Just.
Further, in step (1), current geographic position information is obtained by GPS positioning module.
Further, in step (4), revolving speed at the uniform velocity is 40 °/s.
Further, in step (5), if one circle of rotation does not find beacon voltage max point, repeated rotation one is enclosed directly
To finding beacon voltage max point.
Further, the communication in moving equipment is placed on flat horizontal face.
Detailed description of the invention
Fig. 1 is the flow chart that the method for antenna for satellite communication in motion directional diagram is obtained in the present invention.
Fig. 2 draws antenna radiation pattern by EXCEL for one group of measured data in the embodiment of the present invention.
Specific embodiment
As shown in connection with fig. 1, the present invention provides a kind of method for obtaining antenna for satellite communication in motion directional diagram, directly in communication in moving equipment
Antenna radiation pattern is obtained in practical service environment.Total in practical service environment, the communication in moving equipment is placed on flat horizontal face
On.The program the following steps are included:
(1), by communication in moving equipment current geographic position information, (such as geographical location information is unknown, passes through GPS positioning module
Obtain current geographic position information), calculate target angle of the theory target to star of communication in moving, including azimuth, polarizing angle and
Pitch angle.
Azimuth are as follows:
Pitch angle are as follows:
Polarizing angle are as follows:
Wherein, theta_ant is geographic latitude where antenna；Geographical warp where geographic logitude where fai antenna and satellite
The difference of degree；
R_earth is earth radius, and common value is about 6400KM；R_star is synchronous satellite orbit radius, this implementation
Value is about 42400KM in mode.
(2), equipment polaxis and pitch axis move to target angle, and track this target angle using position ring.
(3), setting satellite beacon voltage sample rate be 1Khz, often adopt 20 data be filtered (amplitude limiting processing and
Sliding average), every 20ms calls serial ports primary, output time point and corresponding beacon voltage；.
(4), control azimuth at the uniform velocity rotates clockwise；Revolving speed at the uniform velocity is preferably 40 °/s.
(5), beacon voltage is sampled in rotation process simultaneously, one circle of rotation finds beacon voltage max point, records letter
Mark voltage max point antenna bearingt position (one circle of azimuth axis of antenna movement it is considered that be 0-360 °, voltage max point
The corresponding angle of the corresponding azimuth axis of antenna of antenna bearingt position, that is, maximum of points).In this step, if rotation one is enclosed not
Beacon voltage max point is found, then the circle of repeated rotation one is until find beacon voltage max point.
(6), it stops after azimuth motion to the corresponding position of orientation angle of beacon voltage max point.
(7), 5 °/s of azimuth motion speed is reset；Start recording serial ports satellite beacon voltage signal values export number at this time
According to；
(8), stop motion after 360 ° of azimuth motion keeps polarization and following in elevation attitude angle during azimuth motion；
(9), it imports data in Excel software and draws, time shaft represents movement angle, voltage axis as horizontal axis
As longitudinal axis representation signal intensity.(actual measurement direction illustrated example refers to Fig. 2)；
Communication in moving equipment is arranged in the actual use environment the present invention, and tests out accurate side using the above method
To diagram data, directional diagram is obtained relative to by laboratory, the mode that this method obtains directional diagram is quickly and easy.
Claims (6)
1. a kind of method for obtaining antenna for satellite communication in motion directional diagram, which comprises the following steps:
(1), by communication in moving equipment current geographic position information, target angle of the theory target to star of communication in moving is calculated, is wrapped
Include azimuth, polarizing angle and pitch angle；
(2), equipment polaxis and pitch axis move to target angle, and track this target angle using position ring；
(3), setting satellite beacon voltage sample rate is 1Khz, often adopts 20 data and is filtered (amplitude limiting processing and sliding
It is average), every 20ms calls serial ports primary, output time point and corresponding beacon voltage；
(4), control antenna rotating platform azimuth axis orientation at the uniform velocity rotates clockwise；
(5), beacon voltage is sampled in rotation process simultaneously, one circle of rotation finds beacon voltage max point, records beacon electricity
Press the antenna bearingt position of maximum of points；
(6), it stops after azimuth motion to the corresponding position of orientation angle of beacon voltage max point；
(7), 5 °/s of azimuth motion speed is reset；Start recording serial ports satellite beacon voltage signal values output data at this time；
(8), stop motion after 360 ° of azimuth motion keeps polarization and following in elevation attitude angle during azimuth motion；
(9), it imports data in Excel software and draws, time shaft represents movement angle, voltage axis conduct as horizontal axis
The longitudinal axis represents satellite beacon signals intensity.
2. obtaining the method for antenna for satellite communication in motion directional diagram according to claim 1, it is characterised in that: in step (1), pass through
GPS positioning module obtains current geographic position information.
3. obtaining the method for antenna for satellite communication in motion directional diagram according to claim 1, it is characterised in that: in step (4), at the uniform velocity
Revolving speed is 40 °/s
4. obtaining the method for antenna for satellite communication in motion directional diagram according to claim 1, it is characterised in that: in step (5), if rotation
One circle does not find beacon voltage max point, then the circle of repeated rotation one is until find beacon voltage max point.
5. obtaining the method for antenna for satellite communication in motion directional diagram according to claim 1, it is characterised in that: the communication in moving equipment is put
It sets on flat horizontal face.
6. obtaining the method for antenna for satellite communication in motion directional diagram according to claim 1, which is characterized in that in step (1),
Azimuth are as follows:
Pitch angle are as follows:
Polarizing angle are as follows:
Wherein, theta_ant is geographic latitude where antenna；Geographic logitude where geographic logitude where fai antenna and satellite it
Difference；
R_earth is earth radius；R_star is synchronous satellite orbit radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330714.3A CN109490644A (en) | 2018-11-09 | 2018-11-09 | A method of obtaining antenna for satellite communication in motion directional diagram |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330714.3A CN109490644A (en) | 2018-11-09 | 2018-11-09 | A method of obtaining antenna for satellite communication in motion directional diagram |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109490644A true CN109490644A (en) | 2019-03-19 |
Family
ID=65694169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811330714.3A Pending CN109490644A (en) | 2018-11-09 | 2018-11-09 | A method of obtaining antenna for satellite communication in motion directional diagram |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018364A (en) * | 2019-05-07 | 2019-07-16 | 中国人民解放军32039部队 | Antenna radiation pattern Orbital detection method, system and electronic equipment |
| CN110596470A (en) * | 2019-09-09 | 2019-12-20 | 西北工业大学 | Antenna testing method using unmanned aerial vehicle and differential GNSS positioning |
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| CN101013147A (en) * | 2007-01-08 | 2007-08-08 | 武汉大学 | High-frequency chirp radar directional diagram measuring method |
| CN101777695A (en) * | 2009-07-03 | 2010-07-14 | 南京迅诺电子科技有限公司 | Vehicle-mounted Ku wave band satellite communication small-bore antenna system |
| CN102394369A (en) * | 2011-07-11 | 2012-03-28 | 北京爱科迪信息通讯技术有限公司 | Star finder and method for finding star by using same |
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| CN104183921A (en) * | 2013-05-21 | 2014-12-03 | 郝志强 | Mobile satellite communication antenna polarization tracking method and tracking system |
| CN107896126A (en) * | 2017-12-25 | 2018-04-10 | 四川灵通电讯有限公司 | A kind of briefcase-sized terminal auxiliary is to star method and the equipment of application this method |
| CN108197362A (en) * | 2017-12-23 | 2018-06-22 | 中国人民解放军战略支援部队信息工程大学 | VICTS antenna radiation patterns and beam position quick calculation method |
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2018
- 2018-11-09 CN CN201811330714.3A patent/CN109490644A/en active Pending
Patent Citations (8)
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| CN101013147A (en) * | 2007-01-08 | 2007-08-08 | 武汉大学 | High-frequency chirp radar directional diagram measuring method |
| CN101777695A (en) * | 2009-07-03 | 2010-07-14 | 南京迅诺电子科技有限公司 | Vehicle-mounted Ku wave band satellite communication small-bore antenna system |
| CN102394369A (en) * | 2011-07-11 | 2012-03-28 | 北京爱科迪信息通讯技术有限公司 | Star finder and method for finding star by using same |
| CN104183921A (en) * | 2013-05-21 | 2014-12-03 | 郝志强 | Mobile satellite communication antenna polarization tracking method and tracking system |
| CN104124529A (en) * | 2014-05-05 | 2014-10-29 | 北京星网卫通科技开发有限公司 | Satellite communication on the move antenna satellite finding method |
| CN104079897A (en) * | 2014-07-08 | 2014-10-01 | 中广联合移动电视系统有限公司 | Mobile satellite television receiving system |
| CN108197362A (en) * | 2017-12-23 | 2018-06-22 | 中国人民解放军战略支援部队信息工程大学 | VICTS antenna radiation patterns and beam position quick calculation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018364A (en) * | 2019-05-07 | 2019-07-16 | 中国人民解放军32039部队 | Antenna radiation pattern Orbital detection method, system and electronic equipment |
| CN110018364B (en) * | 2019-05-07 | 2020-07-31 | 中国人民解放军32039部队 | Antenna directional pattern on-orbit testing method and system and electronic equipment |
| CN110596470A (en) * | 2019-09-09 | 2019-12-20 | 西北工业大学 | Antenna testing method using unmanned aerial vehicle and differential GNSS positioning |
| CN110596470B (en) * | 2019-09-09 | 2021-01-05 | 西北工业大学 | Antenna testing method using unmanned aerial vehicle and differential GNSS positioning |
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Application publication date: 20190319 |