CN108020853A - A kind of method and system, mobile terminal, computer-readable medium for judging assets and whether being in target area - Google Patents

Abstract

The present invention provides a system for judging whether an asset is in a target area, including: an asset, a user terminal and a server, wherein the asset sends GNSS data to the user terminal through short-distance communication, and the GNSS data includes GNSS original observation data collected by the asset , can also include the PVT data calculated by the GNSS module of the asset based on the original GNSS observation data; the user terminal sends the received GNSS data to the server, and the server calculates the asset based on the received GNSS data and the differential correction number obtained and stored in real time. coordinates, and judge whether the asset is in the target area according to the coordinates of the asset. If the asset is in the target area, the server enables the asset to prompt the first information and/or the server enables the user terminal to prompt the first information; if the asset is in the target area Otherwise, the server enables the asset to present the second information and/or the server enables the user terminal to present the second information.

Description

A method and system for judging whether an asset is in a target area, a mobile terminal, a computer computer readable media

technical field

The invention relates to the field of positioning, in particular to a method and system for judging whether an asset is in a target area, a mobile terminal, and a computer-readable medium.

Background technique

At present, GNSS (Global Navigation Satellite System, global satellite navigation system) system is more and more widely used. For example, in many applications such as bicycles, urban logistics, Internet of Things and container handling, operators need to know assets (including but not Limited to the accurate location of bicycles, cars, goods, containers, etc.), the GNSS system includes a GNSS positioning module. In actual use, at least one of the following problems exists: the positioning accuracy of the GNSS system for assets is not high, and the tracking of assets by the GNSS system is not good. Accurate GNSS systems for asset location are very costly and energy-intensive.

Contents of the invention

In view of this, the present invention provides a method and system for judging whether an asset is in a target area, and a computer-readable medium, wherein,

On the one hand, a method for judging whether an asset is in a target area is provided, including the steps of:

S1: Provide user terminals and servers, and the server acquires and stores differential correction numbers in real time;

S2: The asset collects GNSS raw observation data, and sends the GNSS data to the user terminal through short-distance communication.

At the end, GNSS data includes GNSS raw observation data;

S3: Calculate the coordinates of the asset according to the GNSS data and the difference correction number;

S4: According to the coordinates of the asset, determine whether the asset is in the target area:

If the asset is in the target area, prompt the first message;

If the asset is outside the target area, a second message is prompted.

On the other hand, an embodiment of the present invention provides a system for judging whether an asset is in a target area. The system is used to execute the above-mentioned method. The system includes:

assets, user terminals and servers, where,

The asset sends the GNSS data to the user terminal through short-distance communication, and the GNSS data includes the original GNSS observation data collected by the asset;

a. The user terminal sends the received GNSS data to the server, and the server calculates the coordinates of the asset based on the received GNSS data and the difference correction number obtained and stored in real time, and judges whether the asset is in the target area according to the coordinates of the asset. If the asset is within the target area, the server enables the asset to prompt the first information and/or the server enables the asset to perform the first operation, and/or the server enables the user terminal to prompt the first information; if the asset is outside the target area, the server Enabling the asset to prompt the second information and/or the server enabling the asset to perform the second operation, and/or, the server enabling the user terminal to prompt the second information; or,

b. The user terminal enables the server to send the real-time acquired and stored differential corrections to the user terminal, and the user terminal calculates the coordinates of the asset based on the received GNSS data and differential corrections, and the user terminal judges whether the asset is in the target area based on the coordinates of the asset If the asset is within the target area, the user terminal prompts the first information, and/or the user terminal enables the asset to prompt the first information and/or the user terminal enables the asset to perform the first operation; if the asset is outside the target area, Then the user terminal prompts the second information, and/or the user terminal enabled asset prompts the second information and/or the user terminal enabled asset performs the second operation.

On the other hand, an embodiment of the present invention provides a mobile terminal for judging whether an asset is in a target area, so as to execute the above method.

On the other hand, an embodiment of the present invention provides an asset, which is used to execute the above method, and the asset includes a GNSS module

On the other hand, an embodiment of the present invention provides a computer-readable medium on which executable instructions are stored, and when the instructions are executed by one or more processors, one or more processors are made to perform a method for judging whether an asset is in a target area , the method uses the method described above.

Embodiments of the present invention can at least achieve one of the following beneficial effects:

1. GNSS data includes GNSS original observation data and other data, resulting in relatively large data volume of GNSS data. In the embodiment of the present invention, GNSS data is sent to user terminals through short-distance communication methods such as Bluetooth/wifi/NFC, so assets need The data transmitted through the cellular network is only the various control commands sent by the server (the bytes occupied by the various control commands sent by the server are much smaller than the bytes occupied by GNSS data), so that the communication traffic consumed by assets becomes smaller, It also reduces the communication traffic cost of assets.

2. The final positioning result is based on the GNSS data of the bicycle (asset), and the obtained positioning result is the position of the bicycle (asset), rather than based on the GNSS data of the mobile phone (user terminal), which avoids the possible "separation of people and vehicles" situation (When using the GNSS data collected by the positioning module in the mobile phone for positioning, it may happen that the car is not parked in the designated area, but people walk into the designated area, which makes the system mistakenly judge that the car has entered the designated area).

3. High positioning accuracy: Compared with the positioning accuracy of tens of meters of the conventional GNSS module, the positioning accuracy of the decimeter level can be achieved by using the differential correction number method, which meets the positioning of application scenarios such as accurate parking of assets (bicycles) and accurate logistics of assets Accuracy requirements.

4. While maintaining high-precision positioning, it has low energy consumption, small size and low cost.

5. The server can also update the coordinates of the target area in real time, which is convenient for the user terminal to obtain in real time, and is also convenient for the user to use.

Description of drawings

Fig. 1 is a schematic diagram of judging whether an asset is in a target area according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of judging whether an asset is in a target area according to an embodiment of the present invention.

Detailed ways

At present, GNSS (Global Navigation Satellite System, global satellite navigation system) system is more and more widely used. For example, in many applications such as bicycles, urban logistics, Internet of Things and container handling, operators need to know assets (including but not Limited to the exact location of bicycles, cars, cargo, containers, etc.). The GNSS system includes a GNSS positioning module. In the prior art, these assets are positioned by installing the GNSS positioning module on these assets.

An existing situation is that the GNSS positioning module uses a navigation chip. The navigation chip has a simple circuit, can work without external data support, and has the characteristics of small data throughput, but the navigation chip can only reach tens of meters. The positioning accuracy cannot meet the accuracy requirements of the above-mentioned various applications;

Another existing situation is that the GNSS positioning module uses a measurement chip, and the positioning accuracy can be improved by combining the measurement chip with the antenna. However, in the existing high-precision GNSS positioning, the GNSS positioning module needs to receive a large amount of data through the cellular mobile communication network. The GNSS correction number makes the flow cost of the asset itself very high, and the cost of the measurement chip itself is larger than that of the navigation chip, with high cost and high power consumption, which is very unsuitable for installation in a large number of assets (such as bicycles, containers, etc.) etc.); at the same time, although the measurement chip combined with the antenna can improve the positioning accuracy, it also faces the problem of increased energy consumption. Therefore, although the use of the measurement chip can improve the positioning accuracy, the traffic cost and measurement type The cost of the chip itself is very high, and it consumes a lot of energy and is bulky.

In view of this, the embodiments of the present invention provide a method and system for judging whether an asset is in a target area, a mobile terminal, and a computer-readable medium can effectively solve the above problems, and at least achieve low traffic consumption, low cost, high precision, and low energy consumption. One of the beneficial effects, wherein the assets include but not limited to bicycles, cars, goods, containers and so on. Specifically:

As shown in Figure 1, a method for judging whether an asset is in a target area includes steps:

S1: Provide user terminal and server, and the server obtains and stores the correction number in real time;

S2: The asset collects GNSS original observation data, and sends the GNSS data to the user terminal through short-distance communication. Preferably, the GNSS data includes the GNSS original observation data, and can also include the GNSS module of the asset calculated according to the GNSS original observation data. For PVT data, at least one of Bluetooth, WIFI and NFC is used for short-distance communication;

S3: Calculate the coordinates of the asset according to the GNSS data and the difference correction number;

S4: According to the coordinates of the asset, determine whether the asset is in the target area:

If the asset is in the target area, prompt the first message;

If the asset is outside the target area, a second message is prompted.

In one embodiment,

Preferably, step S3 includes: the server receives the GNSS data from the user terminal, and the server calculates the coordinates of the asset according to the GNSS data and the difference correction number;

Preferably, step S4 includes: the server judges whether the asset is in the target area according to the coordinates of the asset:

If the asset is in the target area, the server enables the asset to prompt the first information and/or the server enables the asset to perform the first operation, and/or the server enables the user terminal to prompt the first information;

If the asset is outside the target area, the server enables the asset to prompt the second information and/or the server enables the asset to perform the second operation, and/or the server enables the user terminal to prompt the second information.

Preferably, assets include:

antenna;

GNSS module, connected to the antenna;

The first control module is connected to the GNSS module;

The first communication module is connected to the first control module;

The second communication module is connected to the first control module; and

A first prompt module (not shown), connected to the first control module;

User terminals include:

a second control module;

The third communication module is connected to the second control module;

The fourth communication module is connected to the second control module; and

The second prompt module (not shown), is connected to the second control module;

Servers include:

a third control module;

The fifth communication module is connected to the third control module; and

A calculation processing module, connected to the third control module and the fifth communication module;

Both the first communication module and the third communication module are connected to the fifth communication module, and the first, third and fifth communication modules are used for long-distance communication, such as the first, third and fifth communication modules are cellular mobile communication modules , the second communication module is connected to the fourth communication module and both are used for short-distance communication, such as the second communication module and the fourth communication module can be at least one of Bluetooth, WIFI and NFC; wherein,

Preferably, step S2 further includes:

S2.1: The asset receives the first signal, so that the first control module controls the GNSS module to collect GNSS raw observation data through the antenna, and the first signal can be initiated by the relevant operation of the user;

S2.2: The first control module controls the GNSS module to send the GNSS data to the second communication module, wherein the GNSS module can send the GNSS data to the second communication module through the first control module, and the present invention does not make any restrictions on this; GNSS data includes GNSS raw observation data, and can further include PVT data calculated by the asset's GNSS module based on GNSS raw observation data;

S2.3: the first control module controls the second communication module to send the received GNSS data to the fourth communication module;

Preferably, step S3 further includes:

S3.1: The second control module controls the fourth communication module to send the received GNSS data to the third communication module, wherein the fourth communication module can send the received GNSS data to the third communication module through the second control module module, the present invention does not make any limitation to this;

S3.2: the second control module controls the third communication module to send the received GNSS data to the fifth communication module;

S3.3: The third control module controls the fifth communication module to send the received GNSS data to the calculation processing module, wherein the fifth communication module may send the received GNSS data to the calculation processing module through the third control module, The present invention does not impose any restrictions on this, and the calculation processing module calculates according to the differential correction number and the received GNSS data to obtain the coordinates of the asset;

Preferably, step S4 further includes:

The calculation processing module pre-stores the coordinates of the target area. The calculation processing module judges whether the asset is in the target area by comparing the coordinates of the asset with the coordinates of the target area to obtain the judgment result. The third control module controls the fifth communication module to send the judgment result to For the first communication module and/or the third communication module:

If the asset is in the target area, the first control module controls the first prompt module to prompt the first information and/or controls the asset to perform the first operation according to the judgment result received by the first communication module, and/or the second control module according to The judgment result received by the third communication module controls the second prompt module to prompt the first information, wherein both the first and second prompt modules can prompt the user with the first information in the form of sound and/or display;

If the asset is outside the target area, the first control module controls the first prompt module to prompt the second information and/or controls the asset to perform the second operation according to the judgment result received by the first communication module, and/or the second control module according to The judgment result received by the third communication module controls the second prompt module to prompt the second information, wherein both the first and second prompt modules can prompt the user with the second information in the form of sound and/or display;

Step S4 is a further specific example:

In one embodiment: for standardized parking of bicycles, the asset is a bicycle, and the target area is a reasonable parking area permitted by the government. The first signal can be initiated by the user's parking operation, and the calculation processing module compares the coordinates of the bicycle with the government-approved Compare the coordinates of the reasonable parking area to judge whether the bicycle is parked in a standard manner (whether it is located in a reasonable parking area permitted by the government), wherein, if the calculation processing module judges that the bicycle is located in a reasonable parking area permitted by the government, then the first information is used to prompt the user : The bicycle parking location meets the requirements, the journey is over, and the billing is stopped; the first operation can be locking the bicycle and successfully completing the locking; if the calculation and processing module judges that the bicycle is outside the reasonable parking area permitted by the government, the second information is used to Prompt the user: the bicycle parking location does not meet the requirements, the journey is not over, and the billing continues, please park the bicycle in a reasonable area; the second operation can be to control the bicycle to maintain the unlocked state, not to complete the lock.

In another embodiment: for asset transportation tracking, the asset can be cargo, and the target area is the target area of cargo transportation, the first signal can be initiated by the user on the mobile terminal, and the calculation processing module will compare the coordinates of the cargo with the transportation Compare the coordinates of the target area of the cargo to determine whether the cargo is within the target area of cargo transportation: if the calculation processing module judges that the cargo is within the target area of cargo transportation, the first message is used to prompt the user: the cargo has been correctly transported to The target area; the first operation of the cargo can unload the cargo for the device that can transport the cargo; on the contrary, if the calculation processing module judges that the cargo is located outside the target area of cargo transportation, the second information is used to prompt the user: the cargo has not arrived yet The target area; the cargo performing the second operation may be that the cargo enables the device capable of transporting the cargo to continue transporting the cargo to the target area.

In another embodiment, the same place as the above embodiment will not be repeated, and the difference from the above embodiment is:

As shown in Figure 2, step S3 includes: the user terminal receives the difference correction number from the server, and the user terminal calculates the coordinates of the asset according to the received GNSS data and the difference correction number;

Preferably, step S4 includes: the user terminal judges whether the asset is within the target area according to the coordinates of the asset:

If the asset is in the target area, the user terminal prompts the first information, and/or the user terminal enables the asset to prompt the first information and/or the user terminal enables the asset to perform the first operation;

If the asset is outside the target area, the user terminal prompts the second information, and/or the user terminal enables the asset to prompt the second information and/or the user terminal enables the asset to perform the second operation.

Preferably, the user terminal further includes: a calculation module connected to the second control module;

Preferably, the server includes: a third control module; and a fifth communication module connected to the third control module;

Preferably, step S3 further includes:

S3.1: the second control module controls the fourth communication module to send the received GNSS data to the calculation module, wherein the fourth communication module may send the received GNSS data to the calculation module through the second control module, The present invention does not impose any restrictions on this; the second control module can enable the third control module to control the fifth communication module to send the differential correction number to the third communication module through the third communication module and the fifth communication module;

S3.2: The second control module controls the third communication module to send the received differential correction number to the calculation module, wherein, the third communication module may send the received differential correction number to the calculation module through the second control module Module, the present invention does not make any restrictions on this, the calculation module calculates according to the difference correction number and GNSS data, and obtains the coordinates of the asset;

Preferably, step S4 further includes:

The calculation module judges whether the asset is in the target area by comparing the coordinates of the asset with the coordinates of the target area to obtain the judgment result. The coordinates of the target area can be pre-stored in the calculation module, or the coordinates of the target area can also be the solution The external data received by the calculation module, the present invention does not make any restrictions on this:

If the asset is in the target area, the second control module controls the second prompt module to prompt the first information according to the judgment result, and/or, the second control module controls the fourth communication module to send the judgment result from the calculation module to the first The second communication module enables the first control module to control the first prompt module to prompt the first information and/or control the asset to perform the first operation;

If the asset is outside the target area, the second control module controls the second prompt module to prompt the second information according to the judgment result, and/or, the second control module controls the fourth communication module to send the judgment result from the calculation module to the first The second communication module enables the first control module to control the first prompt module to prompt the second information and/or control the asset to perform the second operation.

It should be noted:

1. The assets (bicycles and goods) and target areas (reasonable areas permitted by the government, and target areas for goods transportation) mentioned in the above-mentioned embodiments are only examples, and the embodiments of the present invention do not make any limitation thereto.

2. According to the coordinates of the assets mentioned in the above step 4, to determine whether the assets are in the target area, the following two solutions can be adopted: (1) Compare the coordinates of the assets with the boundary coordinates of the target area to determine whether the assets are located within the target area; (2), calculate the center point of the target area, and then form a circle coverage area according to the center point of the target area and the radius value set by the user according to the radius value set by the user, and cover the coordinates of the asset with the circle Areas are compared to determine whether the asset is located within the area covered by the circle. If it is within the area covered by the circle, the asset is located within the boundary coordinates of the target area. Otherwise, the asset is located outside the boundary coordinates of the target area.

3. The server mentioned in the above embodiment obtains and stores the differential correction number in real time, wherein the differential correction number includes but is not limited to RTD/RTK/SBAS, wherein the server can receive information from a single base station, multiple The differential correction number of the base station and the CORS network, and store the differential correction number in real time. It should be noted that the embodiment of the present invention does not control the receiving mode (wired/wireless) and the source of the differential correction number (single base station, multi-base station and CORS network ) do not have any restrictions, in actual work, users can make reasonable choices according to actual needs;

4. The difference correction number obtained and stored by the server mentioned in the above embodiment in real time may be the difference correction selected by the server according to the received PVT data (the server receives GNSS data, and the GNSS data includes PVT data and GNSS original observation data) The server can select a suitable differential correction number based on the principle of the closest distance, or generate a suitable differential correction number through virtual reference station technology. This patent does not make any restrictions on this, nor does it limit the source or algorithm of the differential correction number.

In some aspects, an embodiment of the present invention provides a system for judging whether an asset is in a target area. The system is used to perform the method described above. The system includes:

assets, user terminals and servers, where,

The asset sends the GNSS data to the user terminal through short-distance communication. The GNSS data includes the original GNSS observation data collected by the asset, and can also include the PVT data calculated by the GNSS module of the asset based on the original GNSS observation data;

a. The user terminal sends the received GNSS data to the server, and the server calculates the coordinates of the asset based on the received GNSS data and the difference correction number obtained and stored in real time, and judges whether the asset is in the target area according to the coordinates of the asset. If the asset is within the target area, the server enables the asset to prompt the first information and/or the server enables the asset to perform the first operation, and/or the server enables the user terminal to prompt the first information; if the asset is outside the target area, the server Enabling the asset to prompt the second information and/or the server enabling the asset to perform the second operation, and/or, the server enabling the user terminal to prompt the second information; or,

b. The user terminal enables the server to send the real-time acquired and stored differential corrections to the user terminal, and the user terminal calculates the coordinates of the asset based on the received GNSS data and differential corrections, and the user terminal judges whether the asset is in the target area based on the coordinates of the asset If the asset is within the target area, the user terminal prompts the first information, and/or the user terminal enables the asset to prompt the first information and/or the user terminal enables the asset to perform the first operation; if the asset is outside the target area, Then the user terminal prompts the second information, and/or the user terminal enabled asset prompts the second information and/or the user terminal enabled asset performs the second operation.

Preferably, at least one of bluetooth, WIFI and NFC is used as a short distance communication method.

In some aspects, an embodiment of the present invention provides a mobile terminal for judging whether an asset is in a target area, for performing the above-mentioned method. Further, the mobile terminal includes a calculation module for calculating the coordinates of the asset.

In some aspects, an embodiment of the present invention provides an asset, configured to perform the above method, the asset includes a GNSS module.

In some aspects, embodiments of the present invention provide a computer-readable medium having information-executable instructions stored thereon, which, when executed by one or more processors, cause one or more processors to perform A method for judging whether an asset is in the target area.

Embodiments of the present invention can at least achieve one of the following beneficial effects:

1. GNSS data includes GNSS original observation data and other data, resulting in relatively large data volume of GNSS data. In the embodiment of the present invention, GNSS data is sent to the user terminal through short-distance communication methods such as Bluetooth/wifi/NFC, so assets The data that needs to be transmitted through the cellular network is only the various control commands sent by the server (the bytes occupied by the various control commands sent by the server are much smaller than the bytes occupied by GNSS data), so that the communication traffic consumed by the asset becomes smaller , which also reduces the communication traffic cost of assets.

2. The final positioning result is based on the GNSS data of the bicycle (asset), and the obtained positioning result is the position of the bicycle (asset), rather than based on the GNSS data of the mobile phone (user terminal), which avoids the possible "separation of people and vehicles" situation (When using the GNSS data collected by the positioning module in the mobile phone for positioning, it may happen that the car is not parked in the designated area, but people walk into the designated area, which makes the system mistakenly judge that the car has entered the designated area).

3. High positioning accuracy: Compared with the positioning accuracy of tens of meters of the conventional GNSS module, the positioning accuracy of the decimeter level can be achieved by using the differential correction number method, which meets the positioning of application scenarios such as accurate parking of assets (bicycles) and accurate logistics of assets Accuracy requirements.

4. While maintaining high-precision positioning, the energy consumption of assets is small.

5. The server can also update the coordinates of the target area in real time, which is convenient for the user terminal to obtain in real time, and is also convenient for the user to use.

Through the above description of the implementation manners, those skilled in the art can clearly understand that the present invention can be implemented by means of software plus a necessary hardware platform, and of course can also be implemented entirely by hardware. Based on this understanding, all or part of the contribution made by the technical solution of the present invention to the background technology can be embodied in the form of software products, and the computer software products can be stored in storage media, such as ROM/RAM, magnetic disks, optical disks, etc. , including several instructions to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute the methods of various embodiments or some parts of the embodiments of the present invention.

In the embodiments of the present invention, the units/modules/apparatus may be implemented by software so as to be executed by various types of processors. An identified module of executable code may, by way of example, comprise one or more physical or logical blocks of computer instructions which may, for example, be structured as an object, procedure, or function. Nevertheless, the executable code of the identified modules need not be physically located together, but may comprise different instructions stored in different bits which, when logically combined, constitute a unit/module/means and implement The stated purpose of the unit/module/apparatus.

When the unit/module/device can be realized by software, considering the level of existing hardware technology, those skilled in the art can build the corresponding unit/module/device that can be realized by software without considering the cost The corresponding functions are realized by hardware circuits, and the hardware circuits include conventional very large scale integration (VLSI) circuits or gate arrays and existing semiconductors such as logic chips and transistors or other discrete components. A module may also be implemented in programmable hardware devices such as field programmable gate arrays, programmable array logic, programmable logic devices, and the like.

The present invention has been described in detail above, and specific examples have been used herein to illustrate the principles and implementation modes of the present invention. The description of the above embodiments is only used to help understand the method of the present invention and its core idea; meanwhile, for the technical field Those of ordinary skill in the art will have changes in the specific implementation and scope of application according to the idea of the present invention. In summary, the contents of this specification should not be construed as limiting the present invention.

Claims (18)

1. A method of determining whether an asset is in a target zone, comprising the steps of:

s1: providing a user terminal and a server, wherein the server acquires and stores correction numbers in real time;

s2: the asset acquires GNSS original observation data, the asset transmits the GNSS data to the user terminal in a close-range communication mode, and the GNSS data comprise the GNSS original observation data;

s3: calculating the coordinates of the assets according to the GNSS data and the differential corrections;

s4: judging whether the assets are in the target area or not according to the coordinates of the assets:

if the assets are located in the target area, prompting the first information;

and if the asset is outside the target area, prompting the second information.

2. The method according to claim 1, wherein the step S3 includes:

and the server receives the GNSS data from the user terminal, and calculates the coordinates of the asset according to the GNSS data and the differential corrections.

3. The method according to claim 2, wherein the step S4 includes:

the server judges whether the assets are in the target area according to the coordinates of the assets:

if the asset is in the target area, enabling the asset by the server to prompt the first information and/or enabling the asset by the server to carry out first operation, and/or enabling the user terminal by the server to prompt the first information;

and if the asset is outside the target area, enabling the asset by the server to prompt the second information and/or enabling the asset by the server to perform a second operation, and/or enabling the user terminal by the server to prompt the second information.

4. The method of claim 3,

the assets include:

an antenna;

the GNSS module is connected to the antenna;

the first control module is connected to the GNSS module;

the first communication module is connected to the first control module;

the second communication module is connected to the first control module; and

the first prompting module is connected to the first control module;

the user terminal includes:

a second control module;

the third communication module is connected with the second control module;

the fourth communication module is connected to the second control module; and

the second prompting module is connected to the second control module;

the server includes:

a third control module;

the fifth communication module is connected to the third control module; and

the calculation processing module is connected with the third control module and the fifth communication module;

the first communication module and the third communication module are connected to the fifth communication module, the first, third and fifth communication modules are used for long-distance communication, and the second communication module is connected to the fourth communication module and is used for short-distance communication; wherein,

the step S2 includes:

s2.1: the asset receiving a first signal to cause the first control module to control the GNSS module to acquire GNSS raw observation data via the antenna;

s2.2: the first control module controls the GNSS module to send GNSS data to the second communication module, wherein the GNSS data comprises GNSS original observation data;

s2.3: and the first control module controls the second communication module to send the received GNSS data to the fourth communication module.

5. The method according to claim 4, wherein the step S3 includes:

s3.1: the second control module controls the fourth communication module to send the received GNSS data to the third communication module;

s3.2: the second control module controls the third communication module to send the received GNSS data to the fifth communication module;

s3.3: and the third control module controls the fifth communication module to send the received GNSS data to the calculation processing module, and the calculation processing module calculates according to the difference correction number and the received GNSS data to obtain the coordinates of the assets.

6. The method according to claim 5, wherein the step S4 includes:

the calculation processing module stores the coordinates of the target area in advance, the calculation processing module judges whether the asset is in the target area by comparing the coordinates of the asset with the coordinates of the target area to obtain a judgment result, and the third control module controls the fifth communication module to send the judgment result to the first communication module and/or the third communication module:

if the asset is in the target area, the first control module controls the first prompting module to prompt the first information and/or control the asset to perform a first operation according to the judgment result received by the first communication module, and/or the second control module controls the second prompting module to prompt the first information according to the judgment result received by the third communication module;

if the asset is outside the target area, the first control module controls the first prompting module to prompt the second information and/or control the asset to perform a second operation according to the judgment result received by the first communication module, and/or the second control module controls the second prompting module to prompt the second information according to the judgment result received by the third communication module.

7. The method according to claim 1, wherein the step S3 includes:

and the user terminal receives the differential correction number from the server, and calculates the coordinates of the asset according to the received GNSS data and the differential correction number.

8. The method according to claim 7, wherein the step S4 includes:

the user terminal judges whether the assets are in the target area according to the coordinates of the assets:

if the asset is in the target area, the user terminal prompts first information, and/or the user terminal enables the asset to prompt the first information and/or the user terminal enables the asset to perform a first operation;

and if the asset is outside the target area, the user terminal prompts second information, and/or the user terminal enables the asset to prompt the second information and/or the user terminal enables the asset to perform second operation.

9. The method of claim 8,

the assets include:

an antenna;

the GNSS module is connected to the antenna;

the first control module is connected to the GNSS module;

the first communication module is connected to the first control module;

the second communication module is connected to the first control module; and

the first prompting module is connected to the first control module;

the user terminal includes:

a second control module;

the third communication module is connected with the second control module;

the fourth communication module is connected to the second control module;

the second prompting module is connected to the second control module; and

the resolving module is connected to the second control module;

the server includes:

a third control module; and

the fifth communication module is connected to the third control module;

the first communication module and the third communication module are connected to the fifth communication module, the first, third and fifth communication modules are used for long-distance communication, and the second communication module is connected to the fourth communication module and is used for short-distance communication; wherein,

the step S2 includes:

s2.1: the asset receiving a first signal to cause the first control module to control the GNSS module to acquire GNSS raw observation data via the antenna;

s2.2: the first control module controls the GNSS module to send GNSS data to the second communication module, wherein the GNSS data comprises GNSS original observation data;

s2.3: and the first control module controls the second communication module to send the received GNSS data to the fourth communication module.

10. The method according to claim 9, wherein the step S3 includes:

s3.1: the second control module controls the fourth communication module to send the received GNSS data to the resolving module; the second control module enables the third control module to control the fifth communication module to send the differential correction number to the third communication module;

s3.2: and the second control module controls the third communication module to send the received differential correction number to the resolving module, and the resolving module calculates according to the differential correction number and the GNSS data to obtain the coordinates of the asset.

11. The method according to claim 10, wherein the step S4 includes:

the calculation module judges whether the asset is in the target area by comparing the coordinates of the asset with the coordinates of the target area to obtain a judgment result:

if the asset is in the target area, the second control module controls the second prompting module to prompt the first information according to the judgment result, and/or the second control module controls the fourth communication module to send the judgment result from the resolving module to the second communication module, so that the first control module controls the first prompting module to prompt the first information and/or control the asset to perform a first operation;

if the asset is located outside the target area, the second control module controls the second prompting module to prompt the second information according to the judgment result, and/or the second control module controls the fourth communication module to send the judgment result from the resolving module to the second communication module, so that the first control module controls the first prompting module to prompt the second information and/or control the asset to perform a second operation.

12. The method of claims 1-11, wherein the close-range communication is performed using at least one of bluetooth, WIFI, and NFC.

13. A system for determining whether an asset is in a target zone, the system for performing the method of claims 1-12, the system comprising:

assets, user terminals, and servers, wherein,

the asset sends GNSS data to the user terminal in a close-range communication mode, wherein the GNSS data comprises GNSS original observation data acquired by the asset;

a. the user terminal sends the received GNSS data to the server, the server calculates the coordinate of the asset according to the received GNSS data and the difference correction number obtained and stored in real time, and judges whether the asset is in the target area or not according to the coordinate of the asset, if the asset is in the target area, the server enables the asset to prompt the first information and/or enables the asset to perform a first operation, and/or enables the user terminal to prompt the first information; if the asset is outside the target area, enabling the asset by the server to prompt the second information and/or enabling the asset by the server to perform a second operation, and/or enabling the user terminal by the server to prompt the second information; or,

b. the user terminal enables the server to send the differential correction number obtained and stored in real time to the user terminal, the user terminal calculates the coordinate of the asset according to the received GNSS data and the differential correction number, the user terminal judges whether the asset is in the target area or not according to the coordinate of the asset, if the asset is in the target area, the user terminal prompts the first information, and/or the user terminal enables the asset to prompt the first information and/or enables the asset to perform first operation; and if the asset is outside the target area, the user terminal prompts the second information, and/or the user terminal enables the asset to prompt the second information and/or the user terminal enables the asset to perform a second operation.

14. The system of claim 13, wherein the close-range communication is performed by at least one of bluetooth, WIFI, and NFC.

15. A mobile terminal for determining whether an asset is in a target area, for performing the method of claims 1-12.

16. The mobile terminal of claim 15, comprising a calculation module for calculating coordinates of the asset.

17. An asset for performing the method of claims 1-12, the asset comprising a GNSS module.

18. A computer-readable medium having executable instructions stored thereon that, when executed by one or more processors, cause the one or more processors to perform a method of determining whether an asset is in a target zone, the method employing the method of claims 1-12.