Antenna control method, apparatus and computer storage medium

Patent metadata

Field	Value
Publication number	US-10539650-B2
Application number	US-201615523717-A
Country	US
Kind code	B2
Filing date	Oct 17, 2016
Priority date	Aug 8, 2016
Publication date	Jan 21, 2020
Grant date	Jan 21, 2020

Abstract

An antenna control method, communications positioning apparatus and computer storage medium is provided. The method is used in a communications positioning apparatus. The communications positioning apparatus comprises a communications antenna and a rotation device. The communications antenna comprises at least two antennas. The rotation device drives the communications antenna to rotate, wherein the method comprises: acquiring a first command, wherein the first command turns on a positioning mode; in response to the first command, acquiring angle information corresponding to the communications antenna and a beacon; in accordance with the angle information, determining corresponding rotation parameters of the rotation device, wherein the rotation parameters comprise at least a rotation direction and a rotation angle; and in accordance with the rotation parameters, controlling the rotation device to drive the rotation direction and rotation angle corresponding to the communications antenna.

First claim

What is claimed is:

1. An antenna control method that is used in a communications positioning apparatus comprising a communications antenna and a rotation device, wherein the communications antenna comprises at least two antennas and the rotation device drives the communications antenna, the method comprising:
acquiring a first command, wherein the first command turns on a positioning mode;
in response to the first command, acquiring angle information corresponding to the communications antenna and a beacon;
in accordance with the angle information, determining corresponding rotation parameters of the rotation device, wherein the rotation parameters comprise at least a rotation direction and a rotation angle; and
in accordance with the rotation parameters, controlling the rotation device to drive the rotation direction and the rotation angle corresponding to the communications antenna, such that the beacon is on a perpendicular bisector of a front surface of the communications antenna, or such that the beacon is located within a first included angle range of the front surface of the communications antenna, wherein the perpendicular bisector of the front surface of the communications antenna is within the first included angle range of the front surface of the communications antenna.

2. The method of claim 1 , wherein the rotation parameters further comprise a rotation speed, and wherein:
the rotation speed is a first speed when an absolute value of an angle of the angle information corresponding to the communications antenna and the beacon has a first magnitude, and
the rotation speed is a second speed, greater than the first speed, when the absolute value of the angle of the angle information corresponding to the communications antenna and the beacon has a second magnitude greater than the first magnitude.

3. The method of claim 1 , further comprising:
when the beacon is on the perpendicular bisector of the front surface of the communications antenna, or when the beacon is located within the first included angle range of the front surface of the communications antenna, determining a current rotation angle α of a rotation platform of the rotation device, and determining a current angle θ corresponding to the communications antenna and the beacon, by a positioning detector of the rotation device; and
calculating a sum of α and θ as an angle corresponding to the communications positioning apparatus and the beacon.

4. The method of claim 1 , wherein the angle information corresponding to the communications antenna and the beacon comprises a first included angle value, the first included angle value is in the range of [−90°, 90° ]; and
in accordance with the angle information, determining corresponding rotation parameters of the rotation device comprises:
when the first included angle value is positive, determining the rotation direction as a first preset direction, such as when the beacon is located toward the front surface of the communications antenna, an absolute value corresponding to a relative angle of the beacon and the perpendicular bisector of the front surface becomes smaller if the communications antenna rotates according to the first preset direction; and when the first included angle value is negative, determining the rotation direction as a second preset direction which is opposite to the first preset direction; and
determining the rotation angle as an absolute value corresponding to the first included angle value.

5. The method of claim 4 , further comprising:
when the rotation device drives the communications antenna to rotate a preset angle which is smaller than the rotation angle, determining a second included angle value corresponding to the communications antenna and the beacon;
determining a magnitude of the absolute value corresponding to the first included angle value and an absolute value corresponding to the second included angle value; and
if the absolute value corresponding to the second included angle value is less than the absolute value corresponding to the first included angle value, determining that the beacon is located toward the front surface of the communications antenna; or
if the absolute value corresponding to the second included angle value is greater than the absolute value corresponding to the first included angle value, determining that the beacon is located toward a back surface of the communications antenna.

6. The method of claim 4 , further comprising:
determining a first rotation speed of the rotation device at a start of rotation and determining a second rotation speed of the rotation device when the rotation device drives the communications antenna to rotate a preset angle which is smaller than the rotation angle;
determining whether the second rotation speed is slower than the first rotation speed; and
if the second rotation speed is slower than the first rotation speed, determining that the beacon is located toward the front surface of the communications antenna; or
if the second rotation speed is faster than the first rotation speed, determining that the beacon is located toward a back surface of the communications antenna.

7. A communications positioning apparatus comprising a communications antenna and a rotation device, wherein the communications antenna comprises at least two antennas, the rotation device drives the communications antenna, and the communications positioning apparatus further comprises:
memory storing processor-executable instructions; and
a processor arranged to execute the processor-executable instructions to:
acquire a first command, wherein the first command turns on a positioning mode;
in response to the first command, acquire angle information corresponding to the communications antenna and a beacon;
determine rotation parameters of the rotation device according to the angle information, wherein the rotation parameters comprise at least a rotation direction and a rotation angle; and
control the rotation device to drive the communications antenna to rotate according to the rotation direction and the rotation angle, such that the beacon is on a perpendicular bisector of a front surface of the communications antenna, or such that the beacon is located within a first included angle range of the front surface of the communications antenna, wherein the perpendicular bisector of the front surface of the communications antenna is within the first included angle range of the front surface of the communications antenna.

8. The communications positioning apparatus of claim 7 , wherein the rotation parameters further comprise a rotation speed, and wherein:
the rotation speed is a first speed when an absolute value of an angle of the angle information corresponding to the communications antenna and the beacon has a first magnitude, and
the rotation speed is a second speed, greater than the first speed, when the absolute value of the angle of the angle information corresponding to the communications antenna and the beacon has a second magnitude greater than the first magnitude.

9. The communications positioning apparatus of claim 7 , wherein the rotation device comprises:
a motor;
a rotation platform, wherein the rotation platform is connected to the motor, and wherein the communications antenna is disposed on the rotation platform such that the motor drives the rotation of the communications antenna; and
a positioning detector, disposed on the rotation platform or the motor, and configured for detecting the rotation angle of the rotation platform relative to the motor.

10. The communications positioning apparatus of claim 9 , wherein the processor is arranged to execute the processor-executable instructions to:
when th

Assignees

• Ninebot Beijing Tech Co Ltd

Inventors

• Zhong Yincheng
• Ren Guanjiao
• Wang Xuhui
• Pu Li

Classifications

• G01S3/42

  the desired condition being maintained automatically · CPC title

• G01S3/12

  Means for determining sense of direction, e.g. by combining signals from directional antenna or goniometer search coil with those from non-directional antenna (determining direction by amplitude comparison of signals derived by combining directional and non-directional signals G01S3/24, G01S3/34) · CPC title

• G01S5/12

  by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial · CPC title

• G01S3/48

  the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured · CPC title

• H01Q3/02 Primary

  using mechanical movement of antenna or antenna system as a whole · CPC title