CN204650288U - A kind of wireless bridge automatic direction finding and adjustment System - Google Patents

Abstract

The utility model discloses an automatic direction finding and adjustment system for a wireless network bridge, which comprises an automatic control chip, a positioning module connected to the signal input end of the automatic control chip, an input module and a local directional antenna, and a signal input terminal of the automatic control chip. The automatic alignment mechanical device connected to the output end; the signal output end and the positioning module of the automatic alignment mechanical device are connected to the local directional antenna. The utility model collects the information of two directional antennas in the wireless network bridge, and then obtains the coordinate points of the two in three-dimensional space, obtains the theoretical geometric reference line according to the connection of the two coordinate points, and then obtains the theoretical geometric reference line according to the theoretical geometric reference line and the measurement data in the small angle area, adjust the alignment antenna to the direction of the strongest signal, and complete the direction finding adjustment. The whole adjustment method is simple and does not require human intervention. It can automatically complete the automatic direction finding and wireless bridge system construction. High precision and fast speed.

Description

A Wireless Network Bridge Automatic Direction Finding and Adjusting System

technical field

The utility model relates to the technical field of network communication, in particular to a wireless bridge automatic direction finding and adjustment system.

Background technique

Today's directional antenna alignment adjustment method is generally: through the test software and laser range finder or other strong linear electric light source, use the laser light point to accurately position, and then fine-tune the signal, including both the transmit power and the receive power. To adjust; finally, use the omnidirectional antenna to assist the local directional antenna to align with the remote directional antenna, thus forming a wireless bridge communication link. However, this method requires manual adjustment or semi-automatic adjustment, the adjustment method is complicated, and the adjustment accuracy is poor.

Utility model content

The technical problem to be solved by the utility model is to provide an automatic direction finding and adjustment system for a wireless network bridge, which can realize fully automatic mechanized adjustment, simple adjustment method, high adjustment accuracy, and strong signal strength after adjustment.

The technical scheme of the utility model is:

A wireless network bridge automatic direction finding and adjustment system, including an automatic control chip, a positioning module, an input module and a local directional antenna connected to the signal input end of the automatic control chip, and an automatic control chip connected to the signal output end of the automatic control chip. Alignment mechanical device; the signal output end and the positioning module of the automatic alignment mechanical device are all connected to the local directional antenna.

The wireless network bridge automatic wireless direction finding and adjustment system also includes a gyroscope connected to the signal input end of the automatic control chip, and the gyroscope is connected to the local directional antenna.

The wireless network bridge automatic wireless direction finding and adjusting system also includes a power management module connected with the automatic control chip.

Advantage of the utility model:

The utility model collects the information of two directional antennas in the wireless network bridge, and then obtains the coordinate points of the two in three-dimensional space, obtains the theoretical geometric reference line according to the connection of the two coordinate points, and then obtains the theoretical geometric reference line according to the theoretical geometric reference line and the measurement data in the small angle area, adjust the alignment antenna to the direction of the strongest signal, and complete the direction finding adjustment. The whole adjustment method is simple and does not require human intervention. It can automatically complete the automatic direction finding and wireless bridge system construction. High accuracy and fast speed.

Description of drawings

Fig. 1 is a structural block diagram of the utility model.

Fig. 2 is a coordinate diagram of the theoretical geometric reference line in the utility model.

Detailed ways

A wireless bridge automatic direction finding and adjustment system, including an automatic control chip 1, a positioning module 2 connected to the signal input end of the automatic control chip 1, a gyroscope 3, an input module 4, a local directional antenna 5 and a power management Module 6, an automatic alignment mechanical device 7 connected to the signal output end of the automatic control chip 1, the automatic alignment mechanical device 7 is a two-axis control unit for adjusting the orientation of the directional antenna; the signal output of the automatic alignment mechanical device 7 The terminal, the positioning module 2 and the gyroscope 3 are all connected to the local directional antenna 5.

A wireless bridge automatic direction finding and adjustment method, comprising the following steps:

(1), first, the input module 4 obtains the latitude and longitude information and height information of the remote directional antenna, the positioning module 2 obtains the latitude and longitude information and the height information of the local directional antenna 5, and the gyroscope 3 obtains the attitude information of the local directional antenna 5;

(2) The information obtained in step (1) is transmitted to the automatic control chip 1, and the automatic control chip 1 obtains the coordinate points of the two directional antennas in the three-dimensional space according to the latitude and longitude information and the height information of the two directional antennas, and then Draw the theoretical geometric reference line according to the coordinate point connection, control the automatic alignment mechanism 7 connected with the local directional antenna 5, adjust the orientation of the local directional antenna 5, that is, the attitude, and make the local directional antenna 5 align with the theoretical geometric reference line ( See Figure 2);

(3), the automatic control chip 1 controls the automatic alignment mechanical device 7 connected with the local directional antenna 5, so that the local directional antenna 5 performs a slow conical type at a set small angle within the area set around the geometric reference line Diffusion and rotation, the automatic control chip 1 collects the remote signal strength obtained during the rotation in real time, and the local directional antenna 5 can determine the direction and area of the strong signal every time the data collection of a circle is completed, and obtain a new reference axis and rotation angle of the signal strength , the best alignment direction can be obtained in two to three turns, and the automatic connection of the wireless bridge composed of the local directional antenna 5 and the remote directional antenna is completed.

Claims (3)

1. a wireless network bridge automatic direction finding and adjustment system, is characterized in that: comprise automatic control chip, the location module that is connected respectively with the signal input end of automatic control chip, input module and local directional antenna, and the automatic control chip The automatic alignment mechanical device connected to the signal output end; the signal output end and the positioning module of the automatic alignment mechanical device are connected to the local directional antenna. 2. A kind of wireless network bridge automatic direction finding and adjustment system according to claim 1, characterized in that: the wireless network bridge automatic wireless direction finding and adjustment system also includes a signal input terminal connected to the automatic control chip A gyroscope, and the gyroscope is connected with a local directional antenna. 3. A kind of wireless network bridge automatic direction finding and adjustment system according to claim 1, characterized in that: the wireless network bridge automatic wireless direction finding and adjustment system also includes a power management module connected with the automatic control chip .