CN106441228A - Antenna attitude angle measuring method - Google Patents
Antenna attitude angle measuring method Download PDFInfo
- Publication number
- CN106441228A CN106441228A CN201611085552.2A CN201611085552A CN106441228A CN 106441228 A CN106441228 A CN 106441228A CN 201611085552 A CN201611085552 A CN 201611085552A CN 106441228 A CN106441228 A CN 106441228A
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- China
- Prior art keywords
- antenna
- sensor
- measuring method
- attitude angle
- displacement
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses an antenna attitude angle measuring method. The measuring method includes the steps: 1 fixing a sensor, and determining the measuring direction of the sensor; 2 measuring displacement between the sensor and a point on an antenna by the sensor along with fixed direction; 3 rotating the antenna, and continuing to measure displacement between the sensor and the point on the antenna by the sensor along with fixed direction; 4 calculating rotating direction angles of the antenna by the aid of the displacements measured in the steps. According to the measuring method, azimuth angles of the antenna are measured by the aid of a stroke conversion method, tilt angles of the antenna are measured by a tilt angle sensor, so that the antenna attitude angles can be measured, magnetic interference is avoided, continuous working and power supply of a system are omitted, a GPS (global positioning system) or other wireless positioning signals are omitted, and the measuring method is widely applicable to various external environments.
Description
Technical field
The present invention relates to a kind of antenna attitude angular measurement, measurement and control area, particularly a kind of antenna attitude angle measuring method.
Background technology
There are several test modes as follows at antenna attitude angle at present：
1st, the attitude angle of antenna is measured by the way of MEMS obliquity sensor is with reference to electronic compass.Electronic compass is to pass through
The change of measurement magnetic field of the earth determines a kind of device of deflection, is easily disturbed by metallic iron and other magnetic conductors, live magnetic school
Positive method operability in construction application is not good, therefore metering system precision under common pylon antenna environment is not high,
Application is restricted.
2nd, by the way of MEMS obliquity sensor is with reference to gyroscope, antenna attitude angle is measured.By persistently to gyroscope
Angular velocity is integrated, and can measure the direction angle offset of antenna.The method calculates antenna attitude angle and there is lasting drift
Error, and require that gyroscope apparatus keep continuous and power, using inconvenience.
3rd, differential GPS principle is adopted, using the different longitude and latitude change measuring and calculating antenna attitude angles for receiving coordinate points.In high precision
Differential GPS price higher, so the global design of the program is relatively costly, and cannot apply in the environment of no gps signal.
Content of the invention
The technical problem to be solved is：For above-mentioned problem, provide a kind of by the survey of antenna attitude angle
Deflection angular surveying in amount is converted into a kind of antenna attitude angle measuring method to haul distance measurement.
The technical solution used in the present invention is as follows：
A kind of measuring method at antenna attitude angle, it is characterised in that include：
Step 1, fixing sensing station, determine the measurement direction of sensor；
The displacement that step 2, sensor are put on antenna along set orientation measurement；
Step 3, antenna are rotated, and sensor continues the displacement that puts on antenna along set orientation measurement；
Step 4, the size of the deflection of the displacement calculating antenna rotation for being measured using above-mentioned steps.
Further, deflection size α=arccos { [a that antenna is rotated2+b2-(r1-r2)2]/2ab }, whereinWherein r1、r2Respectively in step 2 and step 3
The displacement for measuring, l is the bracing frame length of sensor, and β is the angle in antenna support frame direction and measurement direction.
Further, methods described is applied to antenna rotation angle scope within ± 10 °.
Further, methods described is the antenna of plane suitable for measuring surface.
Further, the sensor includes the sensor of all measurable distance displacements.
Further, determine the method for sensor measurement direction for determining bottom in antenna overlooking model in the step 1
Portion is some measurement point.
In sum, due to employing technique scheme, the invention has the beneficial effects as follows：Day is measured with stroke scaling method
Line azimuth, measures antenna tilt angle in conjunction with obliquity sensor, using the systematic survey antenna attitude angle, does not receive magnetic disturbance, no
System continuously work and power supply is needed, without the need for GPS or other radio positioning signals, is widely used in various external environment conditions.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1：Antenna attitude angle measuring method schematic diagram
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, all can combine by any way.
Any feature disclosed in this specification, unless specifically stated otherwise, all can be equivalent or with similar purpose by other
Alternative features are replaced.I.e., unless specifically stated otherwise, each feature is an example in a series of equivalent or similar characteristics
?.
The size of antenna rotational angle is calculated by method disclosed by the invention, positive and negative determined by direction of rotation, up time
Pin direction of rotation is for just, rotate counterclockwise direction is negative.
A kind of measuring method at antenna attitude angle, it is characterised in that include：
Step 1, fixing sensing station, determine the measurement direction of sensor；
The displacement that step 2, sensor are put on antenna along set orientation measurement；
Step 3, antenna are rotated, and sensor continues the displacement that puts on antenna along set orientation measurement；
Step 4, the size of the deflection of the displacement calculating antenna rotation for being measured using above-mentioned steps.
Further, deflection size α=arccos { [a that antenna is rotated2+b2-(r1-r2)2]/2ab }, whereinWherein r1、r2Respectively in step 2 and step 3
The displacement for measuring, l is the bracing frame length of sensor, and β is the angle in antenna support frame direction and measurement direction.
Further, methods described be applied to antenna rotation angle scope be ± 10 ° within, certainty of measurement for ±
1.2°.
Further, methods described is the antenna of plane suitable for measuring surface, and plane includes rectangular surfaces, disc, sector
The shapes such as face.
Further, the sensor includes the sensor of all measurable distance displacements.
Further, determine the method for sensor measurement direction for determining bottom in antenna overlooking model in the step 1
Portion is some measurement point, with the nearest distance of any on antenna on the set direction of sensor measurement.
The present embodiment is described to a kind of antenna attitude angle measuring method disclosed by the invention with reference to Fig. 1, the present embodiment
In sensor be stroke sensor, the measuring surface of antenna be.According to antenna installation situation, set up several as shown in Figure 1
What model：O be pole center, DEFG be antenna overlooking model, OA be stroke sensor mounting plane in pole to antenna away from
From it is fixed value stroke sensor bracing frame, during measurement that OC is, and CB and CH is stroke sensor measured value, in the application can
As the rotation of aerial angle is continually changing, it is assumed that antenna moves on to D'E'F'G' position after turning an angle, then OA moves on to O'
A' position, ∠ AOA' is required azimuth, may certify that by trigonometric function, as OA=OA', ∠ AOA'=∠ BOB'.
Antenna is rotated along axle centered on pole when rotating, and in stroke sensor mounting plane, the distance of pole to antenna is constant.
When antenna is rotated, stroke sensor is measured on set direction and the distance of any recently on antenna, that is, measure CB extended line with
The distance of D'E' intersection point H point.In error allowed band, approximately replace ∠ AOA' with ∠ BOH, in triangle support frame OCB,
OC, OB, ∠ OCB all, it is known that the length of measurement BH can obtain ∠ BOH by triangle relation, so as to angular surveying is converted into
Displacement measurement.Its conversion formula is as follows：
∠ BOH=arccos [(OB2+OH2-BH2)/2×OB×OH]
Wherein, BH=CH-CB.
The invention is not limited in aforesaid specific embodiment.The present invention is expanded to and any is disclosed in this manual
New feature or any new combination, and the arbitrary new method that discloses or the step of process or any new combination.
Claims (6)
1. a kind of measuring method at antenna attitude angle, it is characterised in that include：
Step 1, fixing sensing station, determine the measurement direction of sensor；
The displacement that step 2, sensor are put on antenna along set orientation measurement；
Step 3, antenna are rotated, and sensor continues the displacement that puts on antenna along set orientation measurement；
Step 4, the size of the deflection of the displacement calculating antenna rotation for being measured using above-mentioned steps.
2. a kind of measuring method at antenna attitude angle according to claim 1, it is characterised in that deflection size α that antenna is rotated=
arccos{[a2+b2-(r1-r2)2]/2ab }, wherein
Wherein r1、r2The displacement for respectively measuring in step 2 and step 3, l is the bracing frame length of sensor, β be
The angle of direction and measurement direction.
3. a kind of measuring method at antenna attitude angle according to claim 1, it is characterised in that methods described is applied to antenna
Within rotation angle range is ± 10 °.
4. a kind of measuring method at antenna attitude angle according to claim 1, it is characterised in that methods described is applied to measurement
Face is the antenna of plane.
5. a kind of measuring method at antenna attitude angle according to claim 1, it is characterised in that the sensor includes all
The sensor of measurable distance displacement.
6. a kind of measuring method at antenna attitude angle according to claim 1, it is characterised in that determine in the step 1 and pass
The method of sensor measurement direction is for determining that in antenna overlooking model, bottom is some measurement point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085552.2A CN106441228B (en) | 2016-11-30 | 2016-11-30 | A kind of measurement method at antenna attitude angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085552.2A CN106441228B (en) | 2016-11-30 | 2016-11-30 | A kind of measurement method at antenna attitude angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106441228A true CN106441228A (en) | 2017-02-22 |
| CN106441228B CN106441228B (en) | 2018-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611085552.2A Active CN106441228B (en) | 2016-11-30 | 2016-11-30 | A kind of measurement method at antenna attitude angle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109582045A (en) * | 2019-01-08 | 2019-04-05 | 北京慧清科技有限公司 | The Initial Alignment Method of antenna when a kind of carrier inclined |
| CN115493858A (en) * | 2022-11-16 | 2022-12-20 | 浙江凌昇动力科技有限公司 | Measuring device and measuring method for attitude angle of automobile power assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040214567A1 (en) * | 2003-03-21 | 2004-10-28 | Tae Oh Yoon | Method and apparatus for measuring resource information of mobile communication base station antenna |
| CN202216688U (en) * | 2011-09-26 | 2012-05-09 | 华为技术有限公司 | Antenna azimuth angle detecting device |
| CN103808300A (en) * | 2014-02-27 | 2014-05-21 | 长沙威佳通信科技有限公司 | Antenna attitude detection system |
| CN104792300A (en) * | 2015-04-09 | 2015-07-22 | 江苏省东方世纪网络信息有限公司 | Attitude measurement system and method for base station antennae |
-
2016
- 2016-11-30 CN CN201611085552.2A patent/CN106441228B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040214567A1 (en) * | 2003-03-21 | 2004-10-28 | Tae Oh Yoon | Method and apparatus for measuring resource information of mobile communication base station antenna |
| CN202216688U (en) * | 2011-09-26 | 2012-05-09 | 华为技术有限公司 | Antenna azimuth angle detecting device |
| CN103808300A (en) * | 2014-02-27 | 2014-05-21 | 长沙威佳通信科技有限公司 | Antenna attitude detection system |
| CN104792300A (en) * | 2015-04-09 | 2015-07-22 | 江苏省东方世纪网络信息有限公司 | Attitude measurement system and method for base station antennae |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109582045A (en) * | 2019-01-08 | 2019-04-05 | 北京慧清科技有限公司 | The Initial Alignment Method of antenna when a kind of carrier inclined |
| CN109582045B (en) * | 2019-01-08 | 2022-07-01 | 北京慧清科技有限公司 | Initial alignment method of antenna when carrier is inclined |
| CN115493858A (en) * | 2022-11-16 | 2022-12-20 | 浙江凌昇动力科技有限公司 | Measuring device and measuring method for attitude angle of automobile power assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106441228B (en) | 2018-10-12 |
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