WO2018082342A1

WO2018082342A1 - Method and device for adjusting gps antenna

Info

Publication number: WO2018082342A1
Application number: PCT/CN2017/093209
Authority: WO
Inventors: 刘凤鹏; 刘冬梅
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-11-01
Filing date: 2017-07-17
Publication date: 2018-05-11
Also published as: CN108023647B; CN108023647A

Abstract

A method and device for adjusting a Global Positioning System (GPS) antenna. The method comprises: calculating first position information of a terminal relative to the ground plane, the terminal comprising an antenna for receiving a GPS signal (S202); obtaining second position information of a GPS satellite over the terminal according to the first position information (S204); and adjusting the antenna according to the second position information (S206).

Description

GPS antenna adjustment method and device

Technical field

This document relates to the field of communications, and in particular to a GPS antenna adjustment method and apparatus.

Background technique

The antenna technology of the Global Positioning System (GPS) is designed to design an omnidirectional antenna without any distinction or control. In this way, for metal material terminals, the implementation of more frequency band antennas, without any adjustment means, can hardly meet the increasingly demanding GPS performance. For example, network car, location sharing, online games, etc. require GPS to have faster positioning speed and more accurate positioning accuracy.

In view of the above problems, no effective solution has been found yet.

Summary of the invention

The following is an overview of the topics detailed in this document. This Summary is not intended to limit the scope of the claims.

The embodiment of the invention provides a GPS antenna adjustment method and device, which can improve the speed and accuracy of positioning using a GPS antenna.

According to an embodiment of the present invention, a GPS antenna adjustment method is provided, including: calculating first location information of a terminal relative to a ground plane, wherein the terminal includes an antenna configured to receive a global positioning system GPS signal; The first location information acquires second location information of the GPS satellites over the terminal; and the antenna is adjusted according to the second location information.

Optionally, calculating the first location information of the terminal relative to the ground plane includes: acquiring a location parameter collected by at least one of the following sensors in the terminal: a geomagnetic meter, an accelerometer, and a gyroscope; and calculating the terminal according to the location parameter An angle parameter of the ground plane; determining a three-dimensional position coordinate of the terminal relative to the ground plane according to the angle parameter.

Optionally, acquiring, according to the first location information, a second of the GPS satellites above the terminal The location information includes: determining, according to a running trajectory of the GPS satellites in the GPS system, a relative position of all GPS satellites over the terminal when the first location information is used as a reference point.

Optionally, adjusting the antenna according to the second location information includes: selecting a preset number of GPS satellites from all GPS satellites above the terminal; selecting from the plurality of preset antenna states and the preset The second antenna position of the number of GPS satellites matches a particular antenna state; the antenna is adjusted according to the selected particular antenna state.

Optionally, selecting a preset number of GPS satellites from all GPS satellites above the terminal includes at least one of: selecting a preset number of GPS satellites from all GPS satellites above the terminal according to a signal quality of the GPS satellites Selecting a preset number of GPS satellites from all GPS satellites above the terminal according to a communication angle between the GPS satellite and the terminal; selecting from all GPS satellites above the terminal according to a communication distance between the GPS satellite and the terminal A preset number of GPS satellites.

Optionally, the antenna state is used to describe at least one of: an on and off state of a plurality of switches on the antenna, and a radiation form of the antenna.

According to another embodiment of the present invention, there is provided a GPS antenna adjusting apparatus, comprising: a calculating module configured to calculate first position information of a terminal relative to a ground plane, wherein the terminal comprises a GPS configured to receive a global positioning system And an acquiring module, configured to acquire second location information of the GPS satellites above the terminal according to the first location information; and an adjustment module configured to adjust the antenna according to the second location information.

Optionally, the acquiring module further includes: an acquiring unit, configured to determine, according to a running trajectory of the GPS satellite in the GPS system, all the GPS satellites above the terminal and the terminal when the first location information is used as a reference point relative position.

Optionally, the adjusting module includes: a selecting unit configured to select a preset number of GPS satellites from all GPS satellites above the terminal; and the matching unit is configured to select and select from a plurality of preset antenna states Determining a specific antenna state in which the second position information of the preset number of GPS satellites matches; the adjusting unit is configured to adjust the antenna according to the selected specific antenna state.

Optionally, the selecting unit is configured to select a preset number of GPS satellites from all GPS satellites above the terminal by at least one of: according to signal quality of the GPS satellite Selecting a preset number of GPS satellites from all GPS satellites above the terminal; selecting a preset number of GPS satellites from all GPS satellites above the terminal according to a communication angle between the GPS satellite and the terminal; according to GPS satellites and The communication distance of the terminal selects a preset number of GPS satellites from all GPS satellites above the terminal.

According to still another embodiment of the present invention, a storage medium is also provided. The storage medium is arranged to store program code for performing the following steps:

Computing first location information of the terminal relative to a ground plane, wherein the terminal includes an antenna configured to receive a global positioning system GPS signal;

Obtaining second location information of the GPS satellites above the terminal according to the first location information;

Adjusting the antenna according to the second location information.

According to the embodiment of the present invention, the first location information of the terminal relative to the ground plane is calculated, where the terminal includes an antenna configured to receive a GPS signal of the global positioning system; and acquire a GPS satellite above the terminal according to the first location information Second location information; adjusting the antenna according to the second location information. By adjusting the GPS antenna to match the position of the GPS satellite, the positioning performance of the GPS antenna can be improved, and the speed and accuracy of positioning using the GPS antenna can be improved.

Other aspects will be apparent upon reading and understanding the drawings and detailed description.

BRIEF abstract

1 is a block diagram showing the hardware structure of a mobile terminal for adjusting a GPS antenna according to an embodiment of the present invention;

2 is a flowchart of a GPS antenna adjustment method according to an embodiment of the present invention;

3 is a block diagram showing the structure of a GPS antenna adjusting apparatus according to an embodiment of the present invention;

4 is a schematic diagram of a terminal position according to the embodiment;

Figure 5 is a trajectory diagram of a GPS satellite;

6 is a schematic structural diagram of a GPS antenna in a terminal according to the present embodiment;

Figure 7 is a flow chart of a method in accordance with the present invention.

Embodiments of the invention

The invention will be described in detail below with reference to the drawings in conjunction with the embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

It is to be understood that the terms "first", "second" and the like in the specification and claims of the present invention are used to distinguish similar objects, and are not necessarily used to describe a particular order or order.

Example 1

The method embodiment provided by Embodiment 1 of the present application can be executed in a mobile terminal, a computer terminal or the like. Taking a mobile terminal as an example, FIG. 1 is a hardware structural block diagram of a mobile terminal for adjusting a GPS antenna according to an embodiment of the present invention. As shown in FIG. 1, the mobile terminal 10 may include one or more (only one shown) processor 102 (the processor 102 may include a processing device such as a microprocessor MCU or a programmable logic device FPGA), and is configured to A memory 104 that stores data, and a transmission device 106 that is provided as a communication function. It will be understood by those skilled in the art that the structure shown in FIG. 1 is merely illustrative and does not limit the structure of the above electronic device. For example, the mobile terminal 10 may also include more or fewer components than those shown in FIG. 1, or have a different configuration than that shown in FIG.

The memory 104 may be configured as a software program and a module for storing application software, such as program instructions and modules corresponding to the GPS antenna adjustment method in the embodiment of the present invention, and the processor 102 executes by executing a software program and a module stored in the memory 104. Each of the functional applications and data processing implements the above method. Memory 104 may include high speed random access memory, and may also include non-volatile memory such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory. In some examples, memory 104 can include memory remotely located relative to processor 102, which can be connected to mobile terminal 10 over a network. Examples of such networks include the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.

Transmission device 106 is arranged to receive or transmit data via a network. The network instance described above may include a wireless network provided by a communication provider of the mobile terminal 10. In one example, the transport The 106 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet. In one example, the transmission device 106 can be a Radio Frequency (RF) module configured to communicate with the Internet wirelessly.

In this embodiment, a GPS antenna adjustment method running on the mobile terminal is provided. FIG. 2 is a flowchart of a GPS antenna adjustment method according to an embodiment of the present invention. As shown in FIG. 2, the process includes the following steps:

Step S202, calculating first location information of the terminal relative to the ground plane, where the terminal includes an antenna configured to receive a GPS signal of the global positioning system;

Step S204, acquiring second location information of the GPS satellites above the terminal according to the first location information;

Step S206, adjusting the antenna according to the second location information.

Calculating, by the foregoing steps, first location information of the terminal relative to a ground plane, where the terminal includes an antenna configured to receive a global positioning system GPS signal; and acquiring, by the first location information, a GPS satellite over the terminal Two position information; adjusting the antenna according to the second position information. By adjusting the GPS antenna to match the position of the GPS satellite, the positioning performance of the GPS antenna can be improved, and the speed and accuracy of positioning using the GPS antenna can be improved.

Optionally, the execution body of the foregoing steps may be a terminal, such as a mobile phone, an in-vehicle device, a locator, etc., but is not limited thereto.

In an optional implementation manner of this embodiment, calculating, by the terminal, the first location information about the ground plane includes:

S11: Acquire a position parameter collected by at least one of the following sensors in the terminal: a geomagnetic meter, an accelerometer, and a gyroscope; the position position parameter may also be input by a user;

S12. Calculate an angle parameter of the terminal relative to a ground plane according to the position parameter.

S13. Determine a three-dimensional position coordinate of the terminal relative to the ground plane according to the angle parameter.

Optionally, acquiring the second location information of the GPS satellites above the terminal according to the first location information includes: determining, according to the trajectory of the GPS satellites in the GPS system, all GPS satellites and terminals over the terminal when the first location information is used as a reference point relative position. GPS satellite operating status is OK It is known that the GPS system consists of six orbits, each with four satellites, each satellite orbiting the earth for 12 hours.

Optionally, adjusting the antenna according to the second location information includes:

S21, selecting a preset number of GPS satellites from all GPS satellites above the terminal; the preset number may be four;

S22. Select, from a plurality of preset antenna states, a specific antenna state that matches a second position information of a preset number of GPS satellites;

S23. Adjust the antenna according to the selected specific antenna state. The antenna state of this embodiment is used to describe at least one of the on and off states of a plurality of switches on the antenna, the radiation form of the antenna, the specific antenna state, that is, a specific switch on/off combination form or an antenna radiation form.

In this embodiment, selecting a preset number of GPS satellites from all GPS satellites above the terminal includes one or more of the following:

Selecting a preset number of GPS satellites from all GPS satellites above the terminal according to the signal quality of the GPS satellite;

Selecting a preset number of GPS satellites from all GPS satellites above the terminal according to the communication angle between the GPS satellite and the terminal;

A predetermined number of GPS satellites are selected from all GPS satellites above the terminal according to the communication distance between the GPS satellite and the terminal.

Through the description of the above embodiments, those skilled in the art can clearly understand that the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, The optical disc includes a number of instructions for causing a terminal device (which may be a cell phone, a computer, a server, or a network device, etc.) to perform the methods of various embodiments of the present invention.

Example 2

In the embodiment, a GPS antenna adjusting device is further provided, which is used to implement the above-mentioned embodiments and optional embodiments, and has not been described again. As used below, The term "module" can implement a combination of software and/or hardware for a predetermined function. Although the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.

FIG. 3 is a structural block diagram of a GPS antenna adjusting apparatus according to an embodiment of the present invention. As shown in FIG. 3, the apparatus includes:

The calculating module 30 is configured to calculate first location information of the terminal relative to a ground plane, where the terminal includes an antenna configured to receive a GPS signal of the global positioning system;

The obtaining module 32 is configured to acquire second location information of the GPS satellites above the terminal according to the first location information;

The adjustment module 34 is configured to adjust the antenna according to the second position information.

Optionally, the obtaining module 32 further includes: an acquiring unit, configured to determine, according to a running trajectory of the GPS satellite in the GPS system, a relative position of all GPS satellites and the terminal over the terminal when the first location information is used as a reference point.

Optionally, the adjusting module 34 includes: a selecting unit configured to select a preset number of GPS satellites from all GPS satellites above the terminal; the matching unit is configured to select and preset a preset number of antenna states from the plurality of preset antenna states The specific antenna state at which the second position information of the GPS satellite matches; the adjustment unit is configured to adjust the antenna according to the selected specific antenna state.

Optionally, the selecting unit is configured to select a preset number of GPS satellites from all GPS satellites above the terminal by one or more of the following methods:

Optionally, the antenna state is used to describe at least one of the following: an on and off state of the plurality of switches on the antenna, and a radiation form of the antenna.

It should be noted that each of the above modules can be implemented by software or hardware, and The foregoing may be implemented by, but not limited to, the above modules are all located in the same processor; or each of the above modules is located in different processors in any combination.

Example 3

This embodiment is an optional embodiment according to the present invention, which is used to describe the present application in detail in conjunction with a specific scenario:

The embodiment provides a method and a device for an intelligent GPS antenna, an inventive design algorithm, calculates a real-time position of a GPS satellite in space by using a terminal as a reference coordinate, and acquires a signal quality received by a GPS satellite at a terminal; an inventive design antenna control method The intelligent adjustment terminal GPS antenna corresponds to the real-time position of the GPS satellite and the real-time signal quality so that it can optimally receive the signals of the GPS satellite. In the end, the breakthrough in GPS antenna performance is achieved.

The technical solution of the present invention overcomes the above problems, and proposes a method and device for an intelligent GPS antenna, an inventive design algorithm, calculates a real-time position of a GPS satellite in space with a terminal as a reference coordinate, and acquires a signal received by the GPS satellite at the terminal. Quality; creative design antenna control method, intelligent adjustment terminal GPS antenna corresponding GPS satellite real-time position and real-time signal quality to enable optimal reception of GPS satellite signals. In the end, the breakthrough in GPS antenna performance is achieved.

The technical solution of the present invention. Real-time calculation of the relative ground plane angle attitude of the terminal, real-time calculation of the relative position of the GPS satellite with the terminal as the reference object,

Step 1. Calculate the attitude of the terminal relative to the ground plane in real time.

Step 2: Calculate the relative position of the GPS satellite with the terminal as the reference object in real time; acquire the real-time signal quality of the GPS satellite on the terminal.

Step 3: The creative design of the antenna control method, intelligently adjusting the terminal GPS antenna to enable optimal reception of GPS satellite signals.

Step 4: Adjust the antenna in real time to the most suitable state of the current GPS signal, and the effect is optimal, and achieve a breakthrough in the performance of the GPS antenna, and solve the technical problem that the prior art cannot achieve.

The method of this embodiment includes:

Step 1. Calculate the attitude of the terminal relative to the ground plane in real time. FIG. 4 is a schematic diagram of the location of the terminal according to the embodiment, as shown in FIG. Using the internal sensor of the terminal, the angular attitude of the terminal relative to the ground plane is calculated in real time, and the three-dimensional position coordinates of the GPS antenna region relative to the ground plane in the terminal are finally determined. (eg xyz three directions).

In step 2, the relative position of the GPS satellite with the terminal as the reference object is calculated in real time.

The operating state of GPS satellites is well known. There are 6 orbits, 4 satellites per orbit, and each satellite orbits the earth for 12 hours. Figure 5 is a trajectory diagram of a GPS satellite. As shown in Figure 5, the Earth is at a central location, and a location point is determined for the surface of the Earth. At a certain moment, the relative position of the 24 satellites to the location can be calculated.

Step 3: Calculate the relative position of the GPS satellites in the space with the terminal as the reference coordinate according to the above two points.

Step 4: The creative design of the antenna control method, intelligently adjusting the terminal GPS antenna to enable optimal reception of GPS satellite signals. As shown in Table 1, the terminal has n GPS satellites corresponding to the sky at a certain moment, and the relative position information of the satellite and the terminal can be obtained.

Table 1

Step 5: Adjust the antenna in real time to the most suitable state of the current GPS signal, and the effect is optimal, and the performance of the GPS antenna is improved.

Hardware side method example

The technical solution of the embodiment of the invention provides a method and device for an intelligent GPS antenna. Calculate the real-time signal strength of the GPS satellite in space with the terminal as the reference coordinate; intelligently adjust the terminal GPS antenna to make it optimal to receive the GPS satellite signal. In the end, the breakthrough in GPS antenna performance is achieved.

The technical solution of the embodiment of the present invention. Real-time calculation of the relative ground plane angle attitude of the terminal, real-time calculation of the relative position of the GPS satellite with the terminal as the reference object,

Step 1. An innovative design algorithm that calculates the relative ground plane angle pose of the terminal in real time.

Step 2: The creative design algorithm calculates the relative position of the GPS satellite with the terminal as the reference object in real time.

Step 3: Calculate the relative position of the GPS satellites in the space with the terminal as the reference coordinate according to the above two conclusions.

Step 4: The creative design of the antenna control method, intelligently adjusting the terminal GPS antenna to enable optimal reception of GPS satellite signals.

This embodiment also includes the following specific embodiments:

Embodiment 1: Intelligent GPS antenna, the control strategy selects “Optimize the terminal antenna pattern for the adjacent 4 GPS satellites”; the control mode selects “switching through the switch, changing the antenna radiation form, and then changing the antenna pattern”. 6 is a schematic structural diagram of a GPS antenna in a terminal according to the present embodiment, including: a terminal GPS antenna, a thick line for a GPS antenna radiation trace, a switch (single pole single throw), an open or a broken antenna trace, a terminal control circuit, and a switch Control interface.

The form of the GPS antenna is adjusted by the combination of the on and off of the two switches, as shown in Table 2, a total of four.

Table 2

开关1Switch 1	开关2Switch 2	GPS天线形式GPS antenna form
断Broken	断Broken	第1种First
断Broken	通through	第2种Type 2
通through	断Broken	第3种Third
通through	通through	第4种Fourth

A variety of antenna forms are formed. For the current position and the current time, four GPS satellites in the sky are selected, and one of the antenna forms is selected, so that the current terminal can receive the strongest signal of the four satellites.

Optional, the control mode of the switch, as follows:

Step 1: Determine the attitude angle of the current terminal relative to the ground plane. Generally, when the GPS is used, the terminal screen is up. The plurality of sensors designed in the terminal can be used to obtain the posture of the current moment of the terminal, for example, using a geomagnetic meter, an accelerometer, a gyroscope, and the like.

Step 2: Obtain the relative information of the GPS over the current location of the current location, which is public information, and the terminal may obtain, for example, Table 1.

Step 3: According to the control strategy of the embodiment, select four GPS satellites in the sky to confirm the position (direction and angle) of the opposite terminal.

In step 4, among the pre-designed antenna forms, one of the best for the four satellite patterns and the strongest received signal is selected.

In step 5, the terminal control circuit performs a control action. For example, if the third antenna is selected and the GPS antenna performance is optimal, then the on/off mode of the control switch is that the switch is on and the switch is off.

Embodiment 2: Intelligent GPS antenna, the control strategy selects “optimize the terminal antenna pattern for the four GPS satellites with the highest received signal strength”; the control mode selects “switching through the switch, changing the antenna radiation form, and then changing the antenna pattern” ".

Control strategy, this embodiment selects four GPS satellites with the highest received signal strength to optimize the terminal antenna pattern, and selects four satellites 1, 7, 8, and 11 among multiple satellites for optimization, which can be based on the relative terminal The azimuth, elevation angle, and satellite's noise-to-noise ratio are chosen.

The control method is the same as that of the specific embodiment 1. The form of the GPS antenna is adjusted by the combination of the on and off of the two switches, as shown in Table 3, a total of four.

table 3

A variety of antenna forms are formed, and the terminal receives the strongest signal for the current position and the current time. The four GPS satellites, one of which is selected to allow the current terminal to receive four satellite signal quality enhancements.

Optional, the control mode of the switch, as follows:

Step 2: Obtain the relative information of the GPS over the terminal at the current moment of the current location, which is public information, and the terminal can acquire. For example, Table 1.

Step 3: According to the control strategy of the embodiment, select four GPS satellites with the strongest receiving signals in the sky to confirm the position (direction and angle) of the opposite terminal.

In step 4, among the pre-designed antenna forms, one of the best for the four satellite patterns is selected, and the received signal is stronger.

In step 5, the terminal control circuit performs a control action. For example, if the fourth antenna is selected and the performance of the GPS antenna is optimal, then the on/off mode of the control switch is that the switch is on and the switch is on.

Software side method embodiment

The technical solution of the embodiment of the invention provides a method and device for an intelligent GPS antenna. The creative design algorithm calculates the real-time signal strength of GPS satellites in the space with the terminal as the reference coordinate; the creative design of the antenna control method, intelligently adjusts the terminal GPS antenna to enable it to optimally receive the signals of the GPS satellites. In the end, the breakthrough in GPS antenna performance is achieved.

Continuing with the description of the hardware embodiment above, the implementation column is described from the software side, and FIG. 7 is a flowchart of a method according to an embodiment of the present invention, as shown in FIG.

It is determined whether or not the scheme of the embodiment is activated. For the terminal device adopting the embodiment of the present invention, the software solution can automatically start the solution of the embodiment of the present invention to optimize the performance of the GPS antenna.

Determine the current state of the terminal itself, and the status of the GPS satellite at this moment. Optionally, the attitude angle of the current terminal needs to be confirmed; the location information and signal strength of the current GPS satellite need to be confirmed.

According to the current GPS smart antenna control strategy, according to a variety of adjustable antenna forms that are pre-commissioned, look up the table to make control actions and implement the solution. Optionally, for each type of terminal device, according to the solution of the embodiment of the present invention, the location where the terminal may be used is estimated, according to the known GPS satellite. Information such as the star running track needs to be debugged as many antenna forms as possible for selection; then, according to the control strategy, the antenna form is selected.

Corresponding to the foregoing hardware embodiment 2 of "Intelligent GPS antenna for antenna optimization of 4 satellites with the strongest signal quality received by the current terminal", here is an example of the software of this step, as shown in Table 4: Selecting an optimized antenna form

Table 4

The control mode selection switch is specifically turned on and off, corresponding to the current control strategy.

Corresponding to the foregoing hardware embodiment 2 of "Intelligent GPS antenna for antenna optimization of 4 satellites with the strongest signal quality of the current terminal", an example of this step software is shown here, as shown in Table 5:

table 5

开关1Switch 1	开关2Switch 2	开关3Switch 3	枝节天线Branch antenna
断Broken	断Broken	断或通Broken or pass	第1种First
断Broken	通through	断Broken	第2种Type 2
断Broken	通through	通through	第3种Third
通through	断Broken	断或通Broken or pass	第4种Fourth
通through	通through	断Broken	第5种Fifth
通through	通through	通through	第6种Sixth

Through the method of the embodiment, the optimal antenna performance is obtained in real time, and the multi-band requirement is successfully realized. begging.

Example 4

The embodiment of the invention further provides a computer readable storage medium storing computer executable instructions, the program code of the following steps being implemented when the computer executable instructions are executed by the processor:

S1. Calculate first location information of the terminal relative to a ground plane, where the terminal includes an antenna configured to receive a GPS signal of the global positioning system;

S2. Acquire second location information of the GPS satellites above the terminal according to the first location information.

S3. Adjust the antenna according to the second location information.

Optionally, in this embodiment, the foregoing storage medium may include: a USB flash drive, a read-only memory (ROM), a random access memory (RAM), a mobile hard disk, a magnetic disk, or a magnetic disk. A variety of media that can store program code.

Optionally, in this embodiment, the processor performs, according to the stored program code in the storage medium, the first location information of the computing terminal relative to the ground plane, where the terminal includes an antenna configured to receive the GPS signal of the global positioning system;

Optionally, in this embodiment, the processor performs, according to the stored program code in the storage medium, the second location information of acquiring the GPS satellites above the terminal according to the first location information;

Optionally, in this embodiment, the processor performs to adjust the antenna according to the second location information according to the stored program code in the storage medium.

For example, the specific examples in this embodiment may refer to the examples described in the foregoing embodiments and the optional embodiments, and details are not described herein again.

Those of ordinary skill in the art will appreciate that all or some of the steps, systems, and functional blocks/units of the methods disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical units; for example, one physical component may have multiple functions, or one function or step may be composed of several physical The components work together. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on a computer readable medium, which may comprise a computer storage medium (or non-transitory Physical medium) and communication medium (or temporary medium). As is well known to those of ordinary skill in the art, the term computer storage medium includes volatile and nonvolatile, implemented in any method or technology for storing information, such as computer readable instructions, data structures, program modules, or other data. , removable and non-removable media. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital versatile disc (DVD) or other optical disc storage, magnetic cartridge, magnetic tape, magnetic disk storage or other magnetic storage device, or may Any other medium used to store the desired information and that can be accessed by the computer. Moreover, it is well known to those skilled in the art that communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal, such as a carrier wave or other transport mechanism, and can include any information delivery media. The above description is only an alternative embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Industrial applicability

The above embodiment can match the position of the GPS antenna with the GPS satellite, improve the positioning performance of the GPS antenna, and improve the speed and accuracy of positioning using the GPS antenna.

Claims

A global positioning system GPS antenna adjustment method includes:

Calculating first location information of the terminal relative to a ground plane, wherein the terminal includes an antenna configured to receive a global positioning system GPS signal (S202);

Obtaining second location information of the GPS satellites above the terminal according to the first location information (S204);

The antenna is adjusted according to the second position information (S206).
The method of claim 1, wherein calculating the first location information of the terminal relative to the ground plane (S202) comprises:

Obtaining a position parameter collected by at least one of the following sensors in the terminal: a geomagnetic meter, an accelerometer, and a gyroscope;

Calculating an angle parameter of the terminal relative to the ground plane according to the position parameter;

The three-dimensional position coordinates of the terminal relative to the ground plane are determined according to the angle parameter.
The method of claim 1, wherein acquiring the second location information of the GPS satellites over the terminal according to the first location information (S204) comprises:

Determining a relative position of all GPS satellites above the terminal and the terminal when the first location information is used as a reference point according to a running trajectory of the GPS satellite in the GPS system.
The method of claim 1, wherein adjusting the antenna according to the second location information (S206) comprises:

Selecting a preset number of GPS satellites from all GPS satellites above the terminal;

Selecting, from a plurality of preset antenna states, a specific antenna state that matches the second position information of the preset number of GPS satellites;

The antenna is adjusted according to the selected particular antenna state.
The method of claim 4 wherein selecting a predetermined number of GPS satellites from all of the GPS satellites over the terminal comprises at least one of:

Selecting a predetermined number of GPS satellites from all GPS satellites above the terminal according to the signal quality of the GPS satellite;

Selecting a preset number of GPS satellites from all GPS satellites above the terminal according to a communication angle between the GPS satellite and the terminal;

A predetermined number of GPS satellites are selected from all GPS satellites above the terminal according to the communication distance between the GPS satellite and the terminal.
The method of claim 4 wherein said antenna state is used to describe at least one of:

An on/off state of a plurality of switches on the antenna, and a radiation form of the antenna.
A global positioning system GPS antenna adjusting device includes:

a computing module (30) configured to calculate first location information of the terminal relative to a ground plane, wherein the terminal includes an antenna configured to receive a global positioning system GPS signal;

An obtaining module (32) configured to acquire second location information of a GPS satellite over the terminal according to the first location information;

The adjustment module (34) is configured to adjust the antenna according to the second position information.
The apparatus of claim 7, the obtaining module further comprising:

And an acquiring unit, configured to determine, according to a running trajectory of the GPS satellites in the GPS system, a relative position of all GPS satellites above the terminal when the first location information is used as a reference point.
The apparatus of claim 7 wherein said adjustment module (34) comprises:

a selection unit configured to select a preset number of GPS satellites from all GPS satellites above the terminal;

a matching unit, configured to select, from a plurality of preset antenna states, a specific antenna state that matches the second position information of the preset number of GPS satellites;

An adjustment unit configured to adjust the antenna according to the selected particular antenna state.
The apparatus of claim 9, wherein said selection unit is configured to select a predetermined number of GPS satellites from all of the GPS satellites above said terminal in at least one of:

Selecting a preset from all GPS satellites above the terminal according to the signal quality of the GPS satellite Number of GPS satellites;

Selecting a preset number of GPS satellites from all GPS satellites above the terminal according to a communication angle between the GPS satellite and the terminal;

A predetermined number of GPS satellites are selected from all GPS satellites above the terminal according to the communication distance between the GPS satellite and the terminal.
The apparatus of claim 9, wherein the antenna state is used to describe at least one of the following:

An on/off state of a plurality of switches on the antenna, and a radiation form of the antenna.
A computer readable storage medium storing computer executable instructions that, when executed by a processor, implement the method of any of the preceding claims 1 to 6.