WO2021068267A1

WO2021068267A1 - Data processing method, device and system, and storage medium

Info

Publication number: WO2021068267A1
Application number: PCT/CN2019/110900
Authority: WO
Inventors: 耿畅; 邸健
Original assignee: 深圳市大疆创新科技有限公司
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2021-04-15
Also published as: CN112119383A

Abstract

A data processing method, device and system, and a storage medium. Said method comprises: a data processing device sending a first read request to a data storage device, the first read request comprising address information of a target data block, the data storage device storing one or more data blocks, the one or more data blocks comprising at least the target data block, the target data block comprising target no-flight area data, and the address information of the target data block being used for the data storage device to acquire the target no-flight area data (S201); and the data processing device receiving the target no-flight area data sent by the data storage device (S202). By means of such block reading, the data processing efficiency is improved, and the memory consumption is reduced.

Description

Data processing method, equipment, system and storage medium

Copyright statement

The content disclosed in this patent document contains copyrighted material. The copyright belongs to the copyright owner. The copyright owner does not object to anyone copying the patent document or the patent disclosure in the official records and archives of the Patent and Trademark Office.

Technical field

The present invention relates to the field of control technology, in particular to a data processing method, equipment, system and storage medium.

Background technique

At present, there are two ways to implement the UAV geofencing system: one is to use products that do not have high-performance processors (ie, advanced functions such as no forward-looking obstacle avoidance) to achieve, and do not have a product database with high-performance processors The storage space is very small and is only suitable for simple circular restricted-flying areas. The other is to use a product with a high-performance processor (that is, an advanced function of visual obstacle avoidance) to achieve, and this implementation method needs to read all the data at once, which will cause a lot of memory consumption and increase hardware costs. .

Therefore, how to apply a complex geofencing system to a low-performance processor to reduce memory consumption and improve data processing efficiency is of great significance.

Summary of the invention

The embodiments of the present invention provide a data processing method, equipment, system and storage medium, which improve data processing efficiency and reduce memory consumption.

In the first aspect, an embodiment of the present invention provides a data processing method, including:

The data processing device sends a first read request to the data storage device, where the first read request includes address information of the target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. The data block includes at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

The data processing device receives the target restricted-fly zone data sent by the data storage device.

In the second aspect, embodiments of the present invention provide another data processing method, including:

The data storage device acquires a first read request sent by the data processing device, where the first read request includes address information of the target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. Each data block includes at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

The data storage device responds to the first read request to obtain target flight restricted zone data corresponding to the address information of the target data block;

The data storage device sends the target restricted-fly zone data to the data processing device.

In a third aspect, an embodiment of the present invention provides a data processing device, including: a memory, a processor, and a communication interface;

The memory is used to store programs;

The processor is used to call the program, and when the program is executed, it is used to perform the following operations:

A first read request is sent to a data storage device through the communication interface, the first read request includes address information of a target data block, the data storage device stores one or more data blocks, the one or The multiple data blocks include at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

Receiving the target restricted-fly zone data sent by the data storage device through the communication interface.

In a fourth aspect, an embodiment of the present invention provides a data storage device, including: a memory, a processor, and a communication interface;

The memory is used to store programs;

The first read request sent by the data processing device is acquired through the communication interface, the first read request includes the address information of the target data block, the data storage device stores one or more data blocks, and the one Or a plurality of data blocks include at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used to obtain the target restricted-fly zone data;

Responding to the first read request to obtain target flight restricted zone data corresponding to the address information of the target data block;

The target flight restricted zone data is sent to the data processing device through the communication interface.

In a fifth aspect, an embodiment of the present invention provides a data processing system, including:

The data processing device described in the third aspect and the data storage device described in the fourth aspect.

In a sixth aspect, an embodiment of the present invention provides a computer-readable storage medium, the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the above-mentioned first or second aspect is implemented. method.

In the embodiment of the present invention, the data processing device may send a first read request to the data storage device, where the first read request includes address information of the target data block, and the data storage device stores one or more data blocks , The one or more data blocks include at least the target data block, the target data block includes target flight restriction zone data, and the address information of the target data block is used by the data storage device to obtain the target flight restriction Zone data, and receive the target restricted-fly zone data sent by the data storage device. Through this block reading method, data processing efficiency can be improved and memory consumption can be reduced.

Description of the drawings

The following will briefly introduce the drawings that need to be used in the embodiments.

Figure 1a is a schematic structural diagram of a data processing system provided by an embodiment of the present invention;

Figure 1b is a schematic structural diagram of another data processing system provided by an embodiment of the present invention;

2 is a schematic flowchart of a data processing method provided by an embodiment of the present invention;

Figure 3 is a schematic diagram of a database header information provided by an embodiment of the present invention;

4 is a schematic flowchart of another data processing method provided by an embodiment of the present invention;

Figure 5 is a schematic structural diagram of a data processing device provided by an embodiment of the present invention;

Fig. 6 is a schematic structural diagram of a data storage device provided by an embodiment of the present invention.

Detailed ways

The following clearly describes the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

Hereinafter, some embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

The data processing method provided in the embodiment of the present invention may be executed by a data processing system. In some embodiments, the data processing system includes a data processing device and a data storage device. In some embodiments, the data processing device and the data storage device may both be installed on a flying device (such as a drone), that is, the flying device includes the data processing device and the data storage device. In some embodiments, the data processing device may be installed on a flight device (such as a drone), that is, the flight device includes the data processing device, and the data storage device may be installed on a control device, that is, the control device Including the data storage device. In some embodiments, the control device may include a terminal, a controller, or a server for controlling the flight of the flight device. In some embodiments, the data processing device and/or data storage device may be spatially independent of the flight device. In some embodiments, a communication connection is established between the data processing device and/or the data storage device and the flight device. In some embodiments, the flying device includes one or more motors for providing moving power for the flying device, and the flying device may be an unmanned aerial vehicle whose mission depends on the motor to move autonomously. In other embodiments, the data processing method can also be applied to other mobile devices, such as mobile devices that can move autonomously, such as robots, unmanned vehicles, and unmanned ships.

In the following, a data processing system provided by an embodiment of the present invention will be schematically described in conjunction with FIG. 1a and FIG.

Please refer to FIG. 1a, which is a schematic structural diagram of a data processing system according to an embodiment of the present invention. The data processing system includes: a data processing device 11, a data storage device 12, and a flight device 13. In some embodiments, the data processing device 11 and the data storage device 12 may be located in different devices. In some embodiments, The data processing device 11 is located in the flight device 13, and the data storage device 12 is located in the control device. In some embodiments, the control device includes any one of a terminal, a controller, and a server. As shown in Figure 1a, the flight device 13 includes a data processing device 11. The flight device 13 and the data processing device 11 and the data storage device 12 are independent of each other. For example, the data storage device 12 is set in a cloud server and is connected with The flight device 13 and the data processing device 11 establish a communication connection. In some embodiments, the flying equipment 13 includes a power system 131, and the power system 131 is used to provide the flying equipment 13 with moving power.

In some embodiments, the data processing device 11 and the data storage device 12 may be located in the same device, and the same device may be the flight device 13, that is, the flight device 13 may include the data processing device 11 and the data storage device 12, such as As shown in Figure 1b, Figure 1b is a schematic structural diagram of another data processing system provided by an embodiment of the present invention. In some embodiments, the data processing device 11 may be a flight control processor, and the data storage device 12 It may be an application processor. In other embodiments, the flight device 13 includes a power system 131, and the power system 131 is used to provide power for the flight device 13 to move.

In other embodiments, the flight device 13 may also include a data storage device 12. The flight device 13 and the data processing device 11 and the data storage device 12 are independent of each other. For example, the data processing device 11 is set in a cloud server and is connected through wireless communication. Way to establish a communication connection with the flight device 13 and the data storage device 12.

In the embodiment of the present invention, the data processing device 11 may send a first read request to the data storage device 12. The first read request includes the address information of the target data block, and the data storage device 12 stores one or more Data blocks, the one or more data blocks include at least the target data block, and the target data block includes target restricted-fly zone data. When the data storage device 12 receives the first read request sent by the data processing device 11, it may respond to the first read request according to the target data block carried in the first read request. Obtain the target restricted-fly zone data from the address information, and send the target restricted-fly zone data to the data processing device 11. The data processing device 11 receives the target restricted-fly zone data sent by the data storage device 12, and determines the positional relationship between the flight equipment and the target restricted-fly zone according to the target restricted-fly zone data to control The flying equipment flies in evading the target restricted-flying zone.

It should be noted that in FIG. 1a, the installation position of the data processing device 11 is only used to characterize that the data processing device 11 is installed on the flight device 13, and is not used to limit the installation position of the data processing device 11 on the flight device 13. For example, the data processing device 11 may be installed inside the flight device 13. Similarly, in Figure 1b, the installation positions of the data processing device 11 and the data storage device 12 are only used to characterize that the data processing device 11 and the data storage device 12 are installed on the flight device 13, and are not used to limit the data processing device 11 and The installation location of the data storage device 12 on the flight device 13, for example, the data processing device 11 and the data storage device 12 may be installed inside the flight device 13.

Hereinafter, the data processing method provided by the embodiment of the present invention will be schematically described with reference to FIGS. 2 to 4.

For details, please refer to Figure 2. Figure 2 is a schematic flowchart of a data processing method provided by an embodiment of the present invention. The data processing method can be executed by a data processing device, where the data processing device is the same as the aforementioned data processing device. The specific explanation of the data processing device is as described above. Specifically, the method of the embodiment of the present invention includes the following steps.

S201: The data processing device sends a first read request to a data storage device, where the first read request includes address information of a target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. The multiple data blocks include at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data.

In the embodiment of the present invention, the data processing device may send a first read request to the data storage device, where the first read request includes address information of the target data block, and the data storage device stores one or more data blocks , The one or more data blocks include at least the target data block, the target data block includes target flight restriction zone data, and the address information of the target data block is used by the data storage device to obtain the target flight restriction District data.

It can be seen that by sending the first read request to the data storage device, it is helpful for the data storage device to obtain the target flight restricted zone data according to the address information of the target data block carried in the first read request.

In some embodiments, the data processing device and the data storage device both include a communication interface to implement communication between the data processing device and the data storage device.

In an embodiment, when the data processing device includes an flight control processor and the data storage device includes an application processor, and the flight control processor and the application processor are both located in the same device, the flight control processor and the application processor are both located in the same device. The control processor and the application processor are connected through a bus.

In one embodiment, when the data processing device is a flight control processor located on the flight device and the data storage device is located on the remote controller, the flight device and the remote controller communicate through a transceiver The data generated by the flight control processor is sent to the remote controller through the transceiver of the flight device. Similarly, the transceiver of the flight device receives the data sent by the remote controller and then transmits it to the flight control processor through the bus. It can be understood as: flight equipment includes: flight control processor, application processor, and transceiver. Further, flight equipment can also include various sensors, power systems, etc., among which the flight control processor is dedicated to handling flight control related Executing instructions, such as determining whether to fall into the restricted flight zone, whether to change the route, etc.

In some embodiments, the data storage device includes a random read interface, and the random read interface is used for the data storage device to read target restricted-fly zone data.

In one embodiment, before the data processing device sends the first read request to the data storage device, the address information of the target data block corresponding to the current location information may be determined according to the current location information of the flying device. In some embodiments, the data processing device is installed on the flight device. In addition to the flight control processor, the flight device also includes an application processor and various sensors, which can obtain the current location information of the flight device. , And send it to the application processor. In some embodiments, the flight control processor can obtain the position information from the application processor through a bus. In other embodiments, the sensor can transmit the current position information of the flight device to the flight control processor. The processor can then obtain the current location information of the flight equipment.

In one embodiment, when the data processing device determines the address information of the target data block corresponding to the current location information according to the current location information of the flying device, it may determine according to the current location information of the flying device The target code value corresponding to the current position of the flying device, and the address information of the target data block corresponding to the target code value is determined from an address mapping table according to the target code value, in the address mapping table It includes the correspondence between one or more coded values and the address information of one or more data blocks.

In some embodiments, the code value may be calculated by a hash algorithm, and the code value is a hash value. In other embodiments, the encoding value may also be calculated by other encoding algorithms. In other embodiments, the encoding value may also be calculated from a user-defined encoding rule, which is not specifically limited in the embodiment of the present invention.

It can be seen that in this way, the address information of the target data block can be quickly obtained from the address mapping table, which improves the efficiency of obtaining the address information of the target data block.

In one embodiment, when the data processing device determines the address information of the target data block corresponding to the target encoding value from an address mapping table according to the target encoding value, it may After the current position information is calculated to obtain the target code value, the address mapping table is queried including the start address and data block length, and the start address and data block length are sent to the data storage device. The data storage device can be found according to the start address According to the corresponding starting position, the number of target data blocks that need to be read is determined according to the length of the data block, and the address information of the target data block is generated according to the starting address and the length of the data block. The data storage device can convert the determined target data block The address information is sent to the data processing device. It can be seen that through this implementation manner, the address information of the target data block can be quickly obtained.

In some embodiments, the address mapping table may be stored in a data processing device. In some embodiments, the address mapping table may be stored in the header information of the database of the data storage device. In some embodiments, the header information of the database includes the address information of the data block and the information of the data block. The size, the address information of the signature of the data block, the number of the total data block and other information. Specifically, Figure 3 is used as an example for description. Figure 3 is a schematic diagram of a database header information provided by an embodiment of the present invention. As shown in Figure 3, an address mapping table is stored in the database header information, and the address The mapping table includes the correspondence between one or more encoding values and the address information of one or more data blocks; in some embodiments, the header information of the database also stores the signatures of one or more data blocks The corresponding relationship between the address information and the address information of one or more data blocks, for example, data block 1 corresponds to signature 1, and data block 2 corresponds to signature 2.

In one embodiment, before determining the address information of the target data block corresponding to the target encoding value from the address mapping table according to the target encoding value, the data processing device may also send the data to the data storage device Send a second read request, where the second read request is used to request to obtain the address mapping table and receive the address mapping table sent by the data storage device. This kind of address mapping table helps to quickly query the address information of the target data block.

In one embodiment, the data processing device may send a second read request to the data storage device, and the second device may obtain the data in response to the second read request after obtaining the second read request. The address mapping table is described, and the acquired address mapping table is sent to the data processing device, and the data processing device receives the address mapping table sent by the data storage device.

In an embodiment, when the data processing device determines the address information of the target data block corresponding to the current location information according to the current location information of the flying device, it may determine the address information according to the current location information of the flying device. According to the target code value corresponding to the current position of the flight equipment, and according to the target code value, the index of the target flight restriction zone corresponding to the target code value is determined, so as to determine the index of the target flight restriction zone according to the index of the target flight restriction zone. The address information of the target data block corresponding to the index of the target restricted area. Through this implementation manner, the address information of the target data block can be quickly obtained through the index, which helps to improve the efficiency of obtaining the restricted-fly zone data corresponding to the target data block.

In some embodiments, the address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, and the length of the target data block.

In an embodiment, the address information of the target data block includes the start address of the target data block and the length of the target data block, and the data processing device may send the start address of the target data block to the data storage device. A first read request for address information and the length of the target data block.

For example, assuming that the start address of the target data block is 0 and the length of the target data block is 2, the data processing device may send a first read request to the data storage device once, and the first read request carries address 0 and data The storage device reads data block 1 corresponding to address 0 in response to the first read request, and feeds back data block 1 corresponding to address 0 to the data processing device. The data processing device may send a first read request to the data storage device again. The first read request carries the signed address 100 corresponding to the data block 1, and the data storage device may read the address in response to the first read request. The signature of data block 1 corresponding to 100, and the signature of data block 1 corresponding to address 100 is fed back to the data processing device. The data processing device may again send a first read request to the data storage device, the first read request carries address 1, and the data storage device responds to the first read request to read data block 2 corresponding to address 1 and send it to the data storage device. The processing device feeds back the data block 2 corresponding to the address 1. The data processing device may send a first read request to the data storage device again. The first read request carries the address 101 of the signature corresponding to the data block 2, and the data storage device may read the address 101 in response to the first read request. The signature of the corresponding data block 2 and the signature of the data block 2 corresponding to the address 101 are fed back to the data processing device.

In an embodiment, the address information of the target data block includes the start address, the end address of the target data block, and the address information of the signature of the target data block, and the data processing device may send to the data storage device including The first read request of the start address, the end address of the target data block, and the address information of the signature of the target data block.

For example, assuming that the start address of the target data block is 0, the end address is 1, and the address information of the signature corresponding to the target data block is address 100 and address 101, the data processing device may send a first read to the data storage device. A fetch request, the first read request carries address 0, address 1, address 100, and address 101. The data storage device responds to the first read request to read data block 1 corresponding to address 0 and read data block corresponding to address 100 The signature of data block 1, read the signature of data block 2 corresponding to address 1 and the signature of data block 2 corresponding to address 101, and feed back the signature of data block 1, data block 1, data block 2 and data block 2 to the data processing device signature.

In one embodiment, the address information of the target data block includes the start address of the target data block, the address information of the signature of the target data block, and the length of the target data block, and the data processing device may send to the data storage device The first read request including the start address of the target data block, the address information of the signature of the target data block, and the length of the target data block.

For example, assuming that the start address of the target data block is 0, the length of the target data block is 2, and the address information of the signature corresponding to the target data block is address 100, the data processing device may send a first read to the data storage device. Fetch request, the first read request carries address 0 and address 100, the data storage device responds to the first read request to read data block 1 corresponding to address 0, reads the signature of data block 1 corresponding to address 100, and sends The data processing device feeds back the signatures of data block 1 and data block 1. The data processing device may send a first read request to the data storage device again, where the first read request carries address 1 and address 101, and the data storage device responds to the first read request to read the address corresponding to address 1. Data block 2 and the signature of data block 2 corresponding to address 101 are read, and the data block 2 and the signature of data block 2 are fed back to the data processing device.

In an embodiment, the data processing device and the data storage device may be located in the same device, the data processing device includes a flight control processor, and the data storage device includes an application processor. In some embodiments, the same device may be a flying device. In some embodiments, the flight control processor may be a processor of a flight control system (Flight Control, FC) such as a Microcontroller Unit (MCU). In some embodiments, the application processor may be (Application Processor, AP)

In one embodiment, the data processing device and the data storage device may be located in different devices. In some embodiments, the data processing device may be located in a flight device, and the data storage device may be located in a control device. In some embodiments, the data processing device may include a flight control processor, and the control device may include a terminal, a controller, or a server. In some embodiments, the storage capacity of the data processing device is less than or equal to the storage capacity of the data storage device.

In an embodiment, the data read request further includes address information of the signature corresponding to the target data block, and the address information of the signature is used by the data storage device to obtain the signature, and the data processing device The signature sent by the data storage device may be received, and the target data block may be verified according to the signature.

In an implementation manner, when the data processing device verifies the target data block according to the signature, it may calculate the target data block according to a preset key to obtain a verification signature, and combine all The signature is compared with the verification signature, and if the signature is consistent with the verification signature, it can be determined that the verification of the target data block is successful.

For example, assuming that the preset key is X, when the data processing device verifies the target data block according to the signature, it can calculate the target data block according to the preset key X to obtain verification Sign, and compare the signature with the verification signature. If the signature is consistent with the verification signature, it can be determined that the verification of the target data block is successful.

It can be seen that through this implementation manner, the signature of the target data block can be verified, which helps to ensure the safety of the restricted-fly zone data corresponding to the target data block.

S202: The data processing device receives the target restricted-flying zone data sent by the data storage device.

In the embodiment of the present invention, the data processing device may receive the target restricted-fly zone data sent by the data storage device.

In one embodiment, after the data processing device receives the target restricted-fly zone data sent by the data storage device, it may also determine the flight equipment and the target restricted-fly zone according to the target restricted-fly zone data The positional relationship. Through this implementation manner, it is helpful to control the flight equipment to avoid the target flight restricted area to ensure the safety of the flight equipment.

In the embodiment of the present invention, the data processing device may send a first read request to the data storage device, where the first read request includes address information of the target data block, and the data storage device stores one or more data blocks , The one or more data blocks include at least the target data block, the target data block includes target flight restriction zone data, and the address information of the target data block is used by the data storage device to obtain the target flight restriction Zone data, and receive the target restricted-fly zone data sent by the data storage device. Through this block reading method, data processing efficiency is improved and memory consumption is reduced.

For details, please refer to Figure 4. Figure 4 is a schematic flowchart of another data processing method provided by an embodiment of the present invention. The method can be executed by a data storage device, where the data storage device is the same as the aforementioned data storage device. The specific explanation of the data storage device is as described above. Specifically, the method of the embodiment of the present invention includes the following steps.

S401: The data storage device acquires a first read request sent by the data processing device, where the first read request includes address information of a target data block, the data storage device stores one or more data blocks, and the one The or multiple data blocks include at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data.

In the embodiment of the present invention, the data storage device may obtain the first read request sent by the data processing device, where the first read request includes the address information of the target data block, and the data storage device stores one or more data Block, the one or more data blocks include at least the target data block, the target data block includes target restricted flight zone data, and the address information of the target data block is used by the data storage device to obtain the target limit Fly zone data. Through this implementation manner, it is helpful for the data storage device to obtain the target restricted-fly zone data according to the address information of the target data block carried in the first read request.

In some embodiments, the data processing device and the data storage device both include a communication interface to implement communication between the data processing device and the data storage device. In some embodiments, the data storage device includes a random read interface, and the random read interface is used for the data storage device to read target restricted-fly zone data.

S402: The data storage device responds to the first read request to obtain target flight restricted zone data corresponding to the address information of the target data block.

In the embodiment of the present invention, the data storage device may obtain the target restricted area data corresponding to the address information of the target data block in response to the first read request.

In an embodiment, the data storage device may also receive a second read request sent by the data processing device, obtain an address mapping table in response to the second read request, and send the address mapping table to In the data processing device, the address mapping table includes a correspondence relationship between one or more coded values and address information of one or more data blocks. Through this implementation manner, it is helpful for the data processing device to determine the address information of the target data block from the address mapping table.

In an embodiment, the address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, and the length of the target data block.

In an embodiment, the first read request further includes address information of the signature corresponding to the target data block, the address information of the signature is used by the data storage device to obtain the signature, and the data storage The device may obtain a signature corresponding to the address information of the signature corresponding to the data block in response to the first read request, and send the signature to the data processing device. Through this implementation manner, it is helpful for the data processing device to verify the signature of the target data block, thereby ensuring the safety of the restricted-fly zone data in the target data block.

In an embodiment, the address information of the signature corresponding to the target data block includes the address of the signature corresponding to the target data block and the length of the target data block, and the data storage device can respond to the first read request Obtain a signature corresponding to the address information of the signature corresponding to the data block.

For example, assuming that the first read request includes the address of the signature corresponding to the target data block as 100 and the length of the target data block is 2, the data storage device can respond to the first read request to obtain the signature of data block 1 corresponding to address 100 , And feedback the signature of data block 1 corresponding to address 100 to the data processing device. The data storage device may obtain the signature of the data block 2 corresponding to the address 101 in response to the first read request, and feed back the signature of the data block 2 corresponding to the address 102 to the data processing device.

S403: The data storage device sends the target restricted-fly zone data to the data processing device.

In the embodiment of the present invention, the data storage device may send the target restricted-fly zone data to the data processing device. Through this implementation manner, it is helpful for the data processing device to determine the positional relationship between the flight device and the target flight restriction zone based on the target flight restriction zone data, so as to better control the flight equipment to avoid the target flight restriction zone to fly. To ensure the safety of flight equipment.

In the embodiment of the present invention, the data storage device may obtain the first read request sent by the data processing device, where the first read request includes the address information of the target data block, and the data storage device stores one or more data Block, the one or more data blocks include at least the target data block, the target data block includes target restricted flight zone data, and the address information of the target data block is used by the data storage device to obtain the target limit The flying zone data is obtained by responding to the first read request to obtain target restricted flying zone data corresponding to the address information of the target data block, and sending the target restricted flying zone data to the data processing device, which improves Data processing efficiency reduces memory consumption.

In an optional implementation manner, the flight equipment includes at least two processors, an FC MCU and an AP, where the performance of the AP is higher than that of the MCU, and the storage capacity of the AP is greater than that of the MCU. It is possible to store all the restricted-fly zone data on a global scale or within a certain range on the AP. The MCU does not need to store the restricted-fly zone data. When the MCU needs to obtain the restricted-fly zone data around the current position information of the flight equipment, it can It is obtained from the AP through the communication interface, and the specific obtaining method can refer to the related description in the foregoing embodiment, which will not be repeated here.

In another optional implementation manner, all the restricted-fly zone data on a global scale or within certain ranges can be stored on the remote control device or server of the flight equipment, and there is no need to store these restricted-fly zone data in the MCU. When the MCU needs to obtain the flight-restricted zone data around the current location information of the flight device, it can be obtained from the remote control device or server through the transceiver of the flight device. For the specific obtaining method, refer to the relevant description in the foregoing embodiment. I won't repeat it here.

Please refer to FIG. 5. FIG. 5 is a schematic structural diagram of a data processing device according to an embodiment of the present invention. The device includes a memory 501 and a processor 502;

When the data processing device is a flight control processor, the data storage device is an application processor, and the flight control processor and the application processor are located on the flight equipment, the flight control processor and the application processor communicate The interface performs data transmission, and the communication interface may be a bus. When the data processing device is the flight control processor on the flight device and the data storage device is the remote control device, the flight control processor (or flight device) and the remote control device perform data transmission through a communication interface. It can be a transceiver to transmit via wireless communication.

The memory 501 may include a volatile memory (volatile memory); the memory 501 may also include a non-volatile memory (non-volatile memory); the memory 501 may also include a combination of the foregoing types of memories. The processor 502 may be a central processing unit (CPU). The processor 502 may further include a hardware chip. The aforementioned hardware chip may be an application-specific integrated circuit (ASIC), a programmable logic device (PLD), or a combination thereof. The above-mentioned PLD may be a complex programmable logic device (CPLD), a field-programmable gate array (FPGA), or any combination thereof.

The processor 502 is configured to call the program, and when the program is executed, it is configured to perform the following operations:

Send a first read request to the data storage device through the communication interface, the first read request includes address information of the target data block, the data storage device stores one or more data blocks, the one or The multiple data blocks include at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

Further, before sending the first read request to the data storage device through the communication interface, the processor 502 is further configured to:

The address information of the target data block corresponding to the current position information is determined according to the current position information of the flying device.

Further, when the processor 502 determines the address information of the target data block corresponding to the current position information according to the current position information of the flying device, it is specifically configured to:

Determine the target code value corresponding to the current location of the flying device according to the current location information of the flying device;

According to the target code value, the address information of the target data block corresponding to the target code value is determined from an address mapping table, and the address mapping table includes one or more code values and one or more data blocks Correspondence of the address information.

Further, the encoding value is calculated by the hash GEOHASH algorithm, the three-word address What3Words algorithm, or the public location code OLC algorithm.

Further, the coded value is calculated by the hash GEOHASH algorithm, and the coded value is a hash value.

Further, before determining the address information of the target data block corresponding to the target encoding value from the address mapping table according to the target encoding value, the processor 502 is further configured to:

Sending a second read request to the data storage device through the communication interface, where the second read request is used to request to obtain the address mapping table;

Receiving the address mapping table sent by the data storage device through the communication interface.

Determine, according to the target code value, the index of the target flight restriction zone corresponding to the target code value;

According to the index of the target restricted area, the address information of the target data block corresponding to the index of the target restricted area is determined.

Further, the address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, or the length of the target data block.

Further, after the processor 502 receives the target restricted area data sent by the data storage device through the communication interface, it is further configured to:

Determine the positional relationship between the flying equipment and the target flight restriction zone according to the target flight restriction zone data.

Further, the data processing device and the data storage device are located in the same device.

Further, the data processing device includes a flight control processor, and the data storage device includes an application processor.

Further, the same device is a flying device.

Further, the data processing device and the data storage device are located in different devices.

Further, the data processing device is located in the flight device, and the data storage device is located in the control device.

Further, the data processing device includes a flight control processor, and the control device includes a terminal, a controller or a server.

Further, the storage capacity of the data processing device is less than or equal to the storage capacity of the data storage device.

Further, the data read request further includes the address information of the signature corresponding to the target data block, and the address information of the signature is used for the data storage device to obtain the signature; the processor 502 is also used for :

Receiving the signature sent by the data storage device through the communication interface;

The target data block is verified according to the signature.

Further, when the processor 502 verifies the target data block according to the signature, it is specifically configured to:

Calculate the target data block according to the preset key to obtain a verification signature;

Comparing the signature with the verification signature;

If the signature is consistent with the verification signature, it is determined that the verification of the target data block is successful.

Please refer to FIG. 6, which is a schematic structural diagram of a data storage device according to an embodiment of the present invention. The device includes a memory 601 and a processor 602;

When the data processing device is a flight control processor, and the data storage device is an application processor, and the flight control processor and the application processor are located on the flight equipment, the flight control processor and the application processor perform communication through the communication interface. For data transmission, the communication interface can be a bus. When the data processing device is a flight control processor and the data storage device is a remote control device, the flight control processor (or flight device) and the remote control device carry out data transmission through a communication interface, which can be a transceiver. Transmission via wireless communication.

The memory 601 may include a volatile memory (volatile memory); the memory 601 may also include a non-volatile memory (non-volatile memory); the memory 601 may also include a combination of the foregoing types of memories. The processor 602 may be a central processing unit (CPU). The processor 602 may further include a hardware chip. The aforementioned hardware chip may be an application-specific integrated circuit (ASIC), a programmable logic device (PLD), or a combination thereof. The above-mentioned PLD may be a complex programmable logic device (CPLD), a field-programmable gate array (FPGA), or any combination thereof.

The processor 602 is configured to call the program, and when the program is executed, it is configured to perform the following operations:

Further, the processor 602 is further configured to:

Receiving a second read request sent by the data processing device through the communication interface;

Obtain an address mapping table in response to the second read request, and send the address mapping table to the data processing device. The address mapping table includes one or more coded values and addresses of one or more data blocks Correspondence of information.

Further, the address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, and the length of the target data block.

Further, the same device is a flying device.

Further, the first read request also includes the address information of the signature corresponding to the target data block, and the address information of the signature is used by the data storage device to obtain the signature; the processor 602 also uses in:

Obtaining a signature corresponding to the address information of the signature corresponding to the data block in response to the first read request;

The signature is sent to the data processing device through the communication interface.

The embodiment of the present invention also provides a data processing system, which includes the aforementioned data processing device and the aforementioned data storage device.

Further, the data processing system is a flight device, the data processing device is a flight control processor, and the data storage device is an application processor.

Further, the data processing system includes a flight device and a control device, the flight device includes the aforementioned data processing device, and the control device includes the aforementioned data storage device.

Further, the data processing device is a flight control processor, and the data storage device is an application processor.

In the embodiment of the present invention, the data processing device may send a first read request to the data storage device, where the first read request includes address information of the target data block, and the data storage stores one or more data blocks, The one or more data blocks include at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used for the data storage to obtain the target restricted-fly zone data , And receive the target restricted-fly zone data sent by the data storage. Through this block reading method, data processing efficiency is improved and memory consumption is reduced.

The embodiment of the present invention also provides a computer-readable storage medium, the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the computer program described in FIG. 2 or FIG. 4 in the embodiment of the present invention The method can also implement the device described in FIG. 5 or FIG. 6 in the corresponding embodiment of the present invention, which will not be repeated here.

The computer-readable storage medium may be an internal storage unit of the device described in any of the foregoing embodiments, for example, a hard disk or a memory of the device. The computer-readable storage medium may also be an external storage device of the device, such as a plug-in hard disk equipped on the device, a Smart Media Card (SMC), or a Secure Digital (SD) card. , Flash Card, etc. Further, the computer-readable storage medium may also include both an internal storage unit of the device and an external storage device. The computer-readable storage medium is used to store the computer program and other programs and data required by the terminal. The computer-readable storage medium can also be used to temporarily store data that has been output or will be output.

The above-disclosed are only some of the embodiments of the present invention, which of course cannot be used to limit the scope of the present invention. Therefore, equivalent changes made according to the claims of the present invention still fall within the scope of the present invention.

Claims

A data processing method, characterized in that it comprises:

The data processing device sends a first read request to the data storage device, where the first read request includes address information of the target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. The data block includes at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

The data processing device receives the target restricted-fly zone data sent by the data storage device.
The method according to claim 1, wherein before the data processing device sends the first read request to the data storage device, the method further comprises:

The data processing device determines the address information of the target data block corresponding to the current location information according to the current location information of the flying device.
The method according to claim 2, wherein the data processing device determining the address information of the target data block corresponding to the current location information according to the current location information of the flying device comprises:

The data processing device determines the target code value corresponding to the current location of the flying device according to the current location information of the flying device;

The data processing device determines the address information of the target data block corresponding to the target encoding value from an address mapping table according to the target encoding value, and the address mapping table includes one or more encoding values and one Or the correspondence between the address information of multiple data blocks.
The method according to claim 3, wherein the coded value is calculated by hash GEOHASH algorithm, three-word address What3Words algorithm, or public location code OLC algorithm.
The method according to claim 4, wherein the coded value is calculated by the hash GEOHASH algorithm, and the coded value is a hash value.
The method according to claim 3, characterized in that, before the data processing device determines the address information of the target data block corresponding to the target encoding value from an address mapping table according to the target encoding value, further include:

Sending, by the data processing device, a second read request to the data storage device, where the second read request is used to request to obtain the address mapping table;

The data processing device receives the address mapping table sent by the data storage device.
The method according to claim 2, wherein the data processing device determining the address information of the target data block corresponding to the current location information according to the current location information of the flying device comprises:

The data processing device determines the target code value corresponding to the current location of the flying device according to the current location information of the flying device;

Determining, by the data processing device, the index of the target restricted-flying zone corresponding to the target encoding value according to the target encoding value;

The data processing device determines the address information of the target data block corresponding to the index of the target restricted area according to the index of the restricted area of target.
The method according to any one of claims 1 to 7, characterized in that:

The address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, or the length of the target data block.
The method according to any one of claims 1 to 8, wherein after the data processing device receives the target restricted-fly zone data sent by the data storage device, the method further comprises:

The data processing device determines the positional relationship between the flight device and the target flight restriction zone according to the target flight restriction zone data.
The method according to any one of claims 1 to 9, wherein the data processing device and the data storage device are located in the same device.
The method according to claim 10, wherein the data processing device comprises a flight control processor, and the data storage device comprises an application processor.
The method according to claim 11, wherein the same device is a flying device.
The method according to any one of claims 1 to 9, wherein the data processing device and the data storage device are located in different devices.
The method according to claim 13, wherein the data processing device is located in a flight device, and the data storage device is located in a control device.
The method according to claim 14, wherein the data processing device comprises a flight control processor, and the control device comprises a terminal, a controller or a server.
The method according to any one of claims 1 to 15, wherein the storage capacity of the data processing device is less than or equal to the storage capacity of the data storage device.
The method according to any one of claims 1 to 16, wherein the data read request further includes signed address information corresponding to the target data block, and the signed address information is used for the data The storage device obtains the signature; the method further includes:

The data processing device receives the signature sent by the data storage device;

The data processing device verifies the target data block according to the signature.
The method according to claim 17, wherein the data processing device verifying the target data block according to the signature comprises:

The data processing device calculates the target data block according to a preset key to obtain a verification signature;

The data processing device compares the signature with the verification signature;

If the signature is consistent with the verification signature, the data processing device determines that the verification of the target data block is successful.
A data processing method, characterized in that it comprises:

The data storage device acquires a first read request sent by the data processing device, where the first read request includes address information of the target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. Each data block includes at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

The data storage device responds to the first read request to obtain target flight restricted zone data corresponding to the address information of the target data block;

The data storage device sends the target restricted-fly zone data to the data processing device.
The method according to claim 19, further comprising:

The data storage device receives a second read request sent by the data processing device;

The data storage device obtains an address mapping table in response to the second read request, and sends the address mapping table to the data processing device. The address mapping table includes one or more encoding values and one or more Correspondence of the address information of each data block.
The method according to claim 20, wherein the coded value is calculated by the hash GEOHASH algorithm, the three-word address What3Words algorithm, or the public location code OLC algorithm.
The method according to claim 21, wherein the coded value is calculated by the hash GEOHASH algorithm, and the coded value is a hash value.
The method according to any one of claims 19 to 22, characterized in that:

The address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, and the length of the target data block.
The method according to any one of claims 19 to 23, wherein the data processing device and the data storage device are located in the same device.
The method according to claim 24, wherein the data processing device comprises a flight control processor, and the data storage device comprises an application processor.
The method according to claim 25, wherein the same device is a flying device.
The method according to any one of claims 19 to 23, wherein the data processing device and the data storage device are located in different devices.
The method according to claim 27, wherein the data processing device is located in a flight device, and the data storage device is located in a control device.
The method according to claim 28, wherein the data processing device comprises a flight control processor, and the control device comprises a terminal, a controller or a server.
The method according to any one of claims 19 to 29, wherein the storage capacity of the data processing device is less than or equal to the storage capacity of the data storage device.
The method according to claim 19, wherein the first read request further includes signed address information corresponding to the target data block, and the signed address information is used by the data storage device to obtain all The signature; the method also includes:

The data storage device responds to the first read request to obtain a signature corresponding to the address information of the signature corresponding to the data block;

The data storage device sends the signature to the data processing device.
A data processing device, characterized in that it comprises a memory and a processor;

The memory is used to store programs;

The processor is used to call the program, and when the program is executed, it is used to perform the following operations:

A first read request is sent to the data storage device through the communication interface, the first read request includes the address information of the target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. The data block includes at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used by the data storage device to obtain the target restricted-fly zone data;

Receiving the target restricted-fly zone data sent by the data storage device through the communication interface.
The device according to claim 32, wherein before the processor sends the first read request to the data storage device through the communication interface, the processor is further configured to:

The address information of the target data block corresponding to the current position information is determined according to the current position information of the flying device.
The device according to claim 33, wherein when the processor determines the address information of the target data block corresponding to the current location information according to the current location information of the flying device, it is specifically configured to:

Determine the target code value corresponding to the current location of the flying device according to the current location information of the flying device;

According to the target code value, the address information of the target data block corresponding to the target code value is determined from an address mapping table, and the address mapping table includes one or more code values and one or more data blocks Correspondence of the address information.
The device according to claim 34, wherein the coded value is calculated by the hash GEOHASH algorithm, the three-word address What3Words algorithm, or the public location code OLC algorithm.
The device according to claim 35, wherein the coded value is calculated by a hash GEOHASH algorithm, and the coded value is a hash value.
The device according to claim 34, characterized in that, before the processor determines the address information of the target data block corresponding to the target encoding value from an address mapping table according to the target encoding value, it also uses in:

Sending a second read request to the data storage device through the communication interface, where the second read request is used to request to obtain the address mapping table;

Receiving the address mapping table sent by the data storage device through the communication interface.
The device according to claim 33, wherein when the processor determines the address information of the target data block corresponding to the current location information according to the current location information of the flying device, it is specifically configured to:

Determine the target code value corresponding to the current location of the flying device according to the current location information of the flying device;

Determine, according to the target code value, the index of the target flight restriction zone corresponding to the target code value;

According to the index of the target restricted area, the address information of the target data block corresponding to the index of the target restricted area is determined.
The device according to any one of claims 32 to 38, characterized in that:

The address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, or the length of the target data block.
The device according to any one of claims 32 to 39, wherein after the processor receives the target restricted-fly zone data sent by the data storage device through the communication interface, it is further configured to:

Determine the positional relationship between the flying equipment and the target flight restriction zone according to the target flight restriction zone data.
The device according to any one of claims 32 to 39, wherein the data processing device and the data storage device are located in the same device.
The device according to claim 41, wherein the data processing device comprises a flight control processor, and the data storage device comprises an application processor.
The device according to claim 42, wherein the same device is a flying device.
The device according to any one of claims 32 to 39, wherein the data processing device and the data storage device are located in different devices.
The device according to claim 44, wherein the data processing device is located in a flight device, and the data storage device is located in a control device.
The device according to claim 45, wherein the data processing device comprises a flight control processor, and the control device comprises a terminal, a controller or a server.
The device according to any one of claims 32 to 46, wherein the storage capacity of the data processing device is less than or equal to the storage capacity of the data storage device.
The device according to any one of claims 32 to 47, wherein the data read request further includes signed address information corresponding to the target data block, and the signed address information is used for the data The storage device obtains the signature; the processor is further configured to:

Receiving the signature sent by the data storage device through the communication interface;

The target data block is verified according to the signature.
The device according to claim 48, wherein when the processor verifies the target data block according to the signature, it is specifically configured to:

Calculate the target data block according to the preset key to obtain a verification signature;

Comparing the signature with the verification signature;

If the signature is consistent with the verification signature, it is determined that the verification of the target data block is successful.
A data storage device, characterized in that it comprises a memory and a processor;

The memory is used to store programs;

The processor is used to call the program, and when the program is executed, it is used to perform the following operations:

Acquire the first read request sent by the data processing device through the communication interface, the first read request includes the address information of the target data block, the data storage device stores one or more data blocks, and the one or more data blocks are stored in the data storage device. Each data block includes at least the target data block, the target data block includes target restricted-fly zone data, and the address information of the target data block is used to obtain the target restricted-fly zone data;

Responding to the first read request to obtain target flight restricted zone data corresponding to the address information of the target data block;

The target flight restricted zone data is sent to the data processing device through the communication interface.
The device according to claim 50, wherein the processor is further configured to:

Receiving a second read request sent by the data processing device through the communication interface;

Obtain an address mapping table in response to the second read request, and send the address mapping table to the data processing device. The address mapping table includes one or more coded values and addresses of one or more data blocks Correspondence of information.
The device according to claim 51, wherein the coded value is calculated by the hash GEOHASH algorithm, the three-word address What3Words algorithm, or the public location code OLC algorithm.
The device according to claim 52, wherein the coded value is calculated by a hash GEOHASH algorithm, and the coded value is a hash value.
The device according to any one of claims 48 to 53, wherein:

The address information of the target data block includes any one or more of the start address of the target data block, the end address of the target data block, and the length of the target data block.
The device according to any one of claims 48 to 54, wherein the data processing device and the data storage device are located in the same device.
The device according to claim 55, wherein the data processing device comprises a flight control processor, and the data storage device comprises an application processor.
The device according to claim 56, wherein the same device is a flying device.
The device according to any one of claims 48 to 54, wherein the data processing device and the data storage device are located in different devices.
The device according to claim 58, wherein the data processing device is located in a flight device, and the data storage device is located in a control device.
The device according to claim 59, wherein the data processing device comprises a flight control processor, and the control device comprises a terminal, a controller or a server.
The device according to any one of claims 48 to 60, wherein the storage capacity of the data processing device is less than or equal to the storage capacity of the data storage device.
The device according to claim 48, wherein the first read request further includes signed address information corresponding to the target data block, and the signed address information is used by the data storage device to obtain all The signature; the processor is also used for:

Obtaining a signature corresponding to the address information of the signature corresponding to the data block in response to the first read request;

The signature is sent to the data processing device through the communication interface.
A data processing system, characterized in that it comprises:

The data processing device according to any one of claims 32-49 and the data storage device according to any one of claims 50-62.
The system according to claim 63, wherein the data processing system is a flight device, the data processing device is a flight control processor, and the data storage device is an application processor.
The system according to claim 63, wherein the data processing system comprises a flying device and a control device, the flying device comprises the data processing device according to any one of claims 32-49, and the control device comprises The data storage device of any one of claims 50-62.
The system according to claim 65, wherein the data processing device is an airplane control processor, and the data storage device is an application processor.
The system according to claim 65, wherein the control device comprises a terminal, a controller or a server.
A computer-readable storage medium in which a computer program is stored, characterized in that: when the computer program is executed by a processor, the steps of the method according to any one of claims 1 to 31 are implemented .