CN103634823A - Measuring method for base station panel antenna azimuth angle - Google Patents

Abstract

Under the technical support of potentiometers, inclination angle sensors and microcontrollers, the invention provides a novel measuring method by aiming at convention measurement of base station panel antenna azimuth angle parameters. Angles measured by two potentiometers and inclination angle sensors are utilized to directly measure the base station panel antenna azimuth angle via a specific algorithm. Automatic measurement of the base station panel antenna azimuth angle parameters can be completed, and changes of the panel antenna azimuth angle caused by wind or other reasons can be timely monitored so that a base station antenna is ensured to cover designated areas.

Description

The azimuthal method of measurement of a kind of base station panel antennas

Technical field

The present invention relates to antenna for base station parameter monitoring field, is to have utilized two potentiometers and an angle that obliquity sensor records specifically, indirectly measures a kind of new method of panel antennas orientation angles by specific algorithm, belongs to radio network optimization field.

Background technology

In recent years, along with the develop rapidly of the communications industry, the quantity of communication base station is also increasing rapidly, and the azimuthal installation accuracy of antenna for base station and variation monitoring just become most important.At present, installing and optimizing in the process of antenna for base station, is to adopt the mode of manual measurement to measure the azimuth of antenna.Mode based on artificial and relatively waste time and energy and also precision not high.For this problem; under the support of the measuring technique of microcontroller, obliquity sensor and potentiometer; a kind of method of measurement of new panel antennas azimuth, base station parameter has been proposed; make to measure and become more succinct, convenient; so that the variation of monitoring aerial azimuth parameter, guarantees the correct covering of antenna for base station in time.

Summary of the invention

The object of the present invention is to provide the azimuthal method of measurement of a kind of base station panel antennas, be convenient to antenna for base station azimuth and variation thereof automatically to measure.In order to realize this object, the method that the present invention adopts is:

1. the angle a ' that utilizes the potentiometer on aerial panel to record, the angle of declination e ' that obliquity sensor records (e=90 °-e '), calculates angle a ' by formula (1) and projects to the angle a on horizontal plane:

$a={\cos }^{-1}\frac{{\cos }^{2}e-1+\cos a^{\′}}{{\cos }^{2}e}---\left(1\right)$

2. utilize the potentiometer being fixed on report bar to record angle b, and b '=b.

3. can calculate aerial panel and direct north angle d:

d=b-a （2）

Advantage of the present invention:

1. the present invention can not only measure the azimuth of panel antennas under quiescent conditions, the azimuthal variation also can monitoring aerial panel causing because of wind or other reasons.

2. the present invention can not only measure the azimuth of panel antennas, because having adopted obliquity sensor, also can obtain the angle of declination of panel antennas simultaneously.

Accompanying drawing explanation

Fig. 1 is measuring principle schematic top plan view of the present invention.

Fig. 2 is measuring principle schematic side view of the present invention.

Embodiment

1. set the zero degree point of potentiometer, and the measuring range of demarcating potentiometer;

2. set the zero degree point of obliquity sensor, and the measuring range of demarcating obliquity sensor;

3. potentiometer and obliquity sensor are fixed on panel antennas backboard center line, potentiometer is fixed on report bar, and zero degree point to direct north;

4. utilize the potentiometer on aerial panel to record angle a ', utilize the obliquity sensor on aerial panel to record angle e ', utilize formula (1) to obtain the angle a of projection on the water surface;

5. utilize the potentiometer being fixed on report bar to record angle b;

6. utilize formula (2) to obtain aerial panel and direct north angle d.

Claims (3)

1. the method for a base station panel antennas azimuth determination, it is characterized in that utilizing the angle of declination e ' be fixed on the panel antennas that the obliquity sensor in panel antennas records, utilization be fixed on potentiometer in panel antennas record the AB line segment of antenna in BAC inclined plane take B as fixing point with respect to antenna method the angle a ' to direction rotation, then this angle projection calculating is gone out to the angle a that it rotates on horizontal plane.

2. the method for the base station panel antennas azimuth determination as described in right 1, is characterized in that utilizing the potentiometer being fixed on report bar to record AB line segment and take B as the angle b of fixing point with respect to direct north.

3. the method for the base station panel antennas azimuth determination as described in right 1, is characterized in that utilizing a and b finally to calculate aerial panel with respect to the angle d of direct north, and d=b-a.

Images