CN116406003A - Data transmission method, system, device, and nonvolatile storage medium - Google Patents

Abstract

The application discloses a data transmission method, a data transmission system, a data transmission device and a nonvolatile storage medium. Wherein the method comprises the following steps: determining a first beam and a second beam from a plurality of satellite beams in a target area where the terminal equipment is located, wherein the first beam is transmitted by a first satellite network, and the second beam is transmitted by a second satellite network; determining a first data link provided by a first satellite network between the terminal equipment and the server side and a second data link provided by a second satellite network between the terminal equipment and the server side; determining a target link from the first data link and the second data link; and transmitting the data to be transmitted to the server side from the terminal equipment through the target link. The method and the device solve the technical problem that in the prior art, the link congestion corresponding to one part of the beams occurs in the satellite signal overlapping coverage area caused by selecting the data transmission link based on the signal intensity only, and the link corresponding to the other part of the beams is idle.

Description

Data transmission method, system, device, and nonvolatile storage medium

technical field

The present application relates to the field of satellite communication systems, and in particular, to a data transmission method, system, device, and nonvolatile storage medium.

Background technique

With the large-scale popularization of satellite communication, users are increasing exponentially, and the coverage of satellite beams is getting wider and wider. However, in the prior art, the data transmission link is only selected based on the signal strength. The above selection will cause the data transmission link corresponding to some beams to be congested in the area covered by overlapping satellite signals, while the data transmission link corresponding to the other part of the beam is idle. In some cases, it may lead to inefficient data transmission.

For the above problems, no effective solution has been proposed yet.

Contents of the invention

The embodiment of the present application provides a data transmission method, system, device, and non-volatile storage medium, so as to at least solve the problem of overlapping coverage of satellite signals caused by selecting data transmission links based only on signal strength in the prior art. There is a technical problem that the links corresponding to some beams are congested, while the links corresponding to other beams are idle.

According to an aspect of an embodiment of the present application, a data transmission method is provided, including: determining a first beam and a second beam from a plurality of satellite beams in a target area where a terminal device is located, wherein the first beam is determined by the second beam A satellite network transmits, and the second beam is transmitted by the second satellite network; determine the first data link between the terminal device and the server provided by the first satellite network, and the terminal device and the server provided by the second satellite network The second data link; determine the target link from the first data link and the second data link; transmit the data to be transmitted from the terminal device to the server through the target link.

Optionally, determining the first beam and the second beam from multiple satellite beams in the target area where the terminal device is located includes: acquiring geographic location information and signal measurement information of the terminal device; according to the geographic location information and signal measurement information, Determine whether the terminal device is located in the target area; if the terminal device is located in the target area, acquire a plurality of satellite beams of a plurality of satellites corresponding to the target area; determine a beam whose signal strength is within a first range among the plurality of satellite beams As the first beam, the beam whose signal strength is within the second range among the plurality of satellite beams is determined as the second beam.

Optionally, determining the target link from the first data link and the second data link includes: passing through the first data link and the second data link respectively within the target period, and parallelizing from the terminal device to the server Send the same first sequence, where the first sequence is a random sequence with a tag; receive the second sequence, where the second sequence is the sequence sent to the terminal device by the server in response to the first sequence; according to the second sequence , determine the characteristics corresponding to the first data link and the characteristics corresponding to the second data link, wherein the characteristics include at least one of the following: delay and rate; according to the characteristics corresponding to the first data link and the corresponding characteristics of the second data link characteristics to determine the target link.

Optionally, determining the second data link provided by the second satellite network between the terminal device and the server includes: establishing a connection between an access network device corresponding to the first satellite network and a core network device corresponding to the second satellite network The second sub-data link, wherein there is a first sub-data link between the access network device and the terminal device; the third sub-data link between the core network device and the server is established; according to the first sub-data link, the second sub-data link The second sub-data link and the third sub-data link determine the second data link provided by the second satellite network between the terminal device and the server.

Optionally, the second sub-data link and the third sub-data link are established by the following method: generate a measurement report based on the second beam, and send the measurement report to the access network device corresponding to the first satellite network; report, sending a first request from the access network device to the core network device corresponding to the second satellite network, wherein the first request is used to request the establishment of the second sub-data link between the access network device and the core network device and the establishment of the core network A third sub-data link between the device and the server; in response to the first request, establish a second sub-data link between the core network device and the access network device, and establish a third sub-data link between the core network device and the server data link.

Optionally, the second data link is established by the following method: after the establishment of the second sub-data link and the third sub-data link is completed, the resource scheduling based on the second beam is sent from the access network device to the terminal device Information; receiving resource scheduling information, establishing a second data link with the server, where the second data link includes a first sub-data link, a second sub-data link, and a third sub-data link.

Optionally, both the terminal device and the server include: an application layer, a transport layer, a network layer and a protocol layer, wherein the transport layer of the terminal device and the transport layer of the server perform data transmission through a proxy module.

Optionally, both the transport layer of the terminal device and the transport layer of the server perform data transmission based on the transmission control protocol and the user datagram protocol.

According to yet another aspect of the embodiments of the present application, there is also provided a data transmission method, including: determining the first data link provided by the first satellite network between the server and the terminal device, and determining the first data link between the server and the terminal device between the second data link provided by the second satellite network, wherein the first beam transmitted by the first satellite network and the second beam transmitted by the second satellite network are beams within the target area where the terminal device is located; from the first data Determine the target link among the link and the second data link; transmit the data to be transmitted from the server to the terminal device through the target link.

Optionally, determining the target link from the first data link and the second data link includes: passing through the first data link and the second data link respectively within the target period, and parallelizing from the server to the terminal device Sending the same first sequence, wherein the first sequence is a random sequence with a tag; receiving the second sequence, wherein the second sequence is the sequence sent to the server by the terminal device in response to the first sequence; according to the second sequence, Determine the characteristics corresponding to the first data link and the characteristics corresponding to the second data link, wherein the characteristics include at least one of the following: delay and rate; according to the characteristics corresponding to the first data link and the characteristics corresponding to the second data link characteristics to determine the target link.

According to yet another aspect of the embodiments of the present application, there is also provided a data transmission system, including: a terminal device, a satellite network, and a server, wherein the terminal device is located in a target area covered by at least the first beam and the second beam; The satellite network includes: a first satellite network and a second satellite network, wherein the first satellite network is used to transmit a first beam, and the second satellite network is used to transmit a second beam; The target link is determined from the data link and the second data link provided by the second satellite network, and the data to be transmitted is transmitted from the terminal device to the server through the target link.

Optionally, both the terminal device and the server include a proxy module, wherein the terminal device and the server perform data transmission through the proxy module.

Optionally, the first satellite network includes a first access network device and a first core network device, and the second satellite network includes a second access network device and a second core network device, wherein the first access network device and the first core network device The two access network devices are respectively configured to receive the same first sequence sent in parallel by the agent module of the terminal device through the first data link and the second data link within the target period, wherein the first sequence is a random sequence with a tag sequence; the first access network device and the second access network device are also used to send the received first sequence to the first core network device and the second core network through the first data link and the second data link respectively The device; the first core network device and the second core network device are respectively used to transparently transmit the received first sequence to the proxy module of the server through the first data link and the second data link, wherein the proxy module of the server uses to send the received first sequence to the application layer of the server.

According to still another aspect of the embodiments of the present application, there is also provided a non-volatile storage medium, the storage medium includes a stored program, wherein, when the program runs, the device where the storage medium is located is controlled to execute the above data transmission method.

According to yet another aspect of the embodiments of the present application, there is also provided an electronic device, including: a memory and a processor, the processor is configured to run a program stored in the memory, wherein the above data transmission method is executed when the program is running.

In this embodiment of the application, the first beam and the second beam are determined from multiple satellite beams in the target area where the terminal device is located, wherein the first beam is transmitted by the first satellite network, and the second beam is transmitted by the second satellite network. Network transmission; determine the first data link provided by the first satellite network between the terminal device and the server, and the second data link provided by the second satellite network between the terminal device and the server; from the first data link Determine the target link in the second data link and the second data link; transmit the data to be transmitted from the terminal device to the server through the target link, determine the data link with sufficient time-frequency resources among the multiple data links, and then pass the Data transmission through data links achieves the purpose of selecting data transmission links based on time-frequency resources, thereby achieving the technical effect of improving data transmission efficiency, and further solving the problem caused by selecting data transmission links based only on signal strength in the prior art. In the area covered by overlapping satellite signals, the link corresponding to some beams is congested, while the link corresponding to another part of the beam is idle.

Description of drawings

The drawings described here are used to provide a further understanding of the application and constitute a part of the application. The schematic embodiments and descriptions of the application are used to explain the application and do not constitute an improper limitation to the application. In the attached picture:

FIG. 1 is a flow chart of a data transmission method according to an embodiment of the present application;

FIG. 2 is a flowchart of another data transmission method according to an embodiment of the present application;

FIG. 3 is a flowchart of another data transmission method according to an embodiment of the present application;

FIG. 4 is a schematic diagram of data transmission between a terminal device and a server according to an embodiment of the present application;

5 is a schematic diagram of a protocol stack for data transmission between a terminal device and a server according to an embodiment of the present application;

FIG. 6 is a structural diagram of a data transmission system according to an embodiment of the present application;

FIG. 7 is a structural diagram of a data transmission device according to an embodiment of the present application;

Fig. 8 is a block diagram of a hardware structure of a computer terminal (or electronic device) according to a data transmission method provided by an embodiment of the present application.

Detailed ways

In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only It is an embodiment of a part of the application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the scope of protection of this application.

It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein can be practiced in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having", as well as any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a sequence of steps or elements is not necessarily limited to the expressly listed instead, may include other steps or elements not explicitly listed or inherent to the process, method, product or apparatus.

According to an embodiment of the present application, a method embodiment of a data transmission method is provided. It should be noted that the steps shown in the flow chart of the accompanying drawings can be executed in a computer system such as a set of computer-executable instructions, and , although a logical order is shown in the flowcharts, in some cases the steps shown or described may be performed in an order different from that shown or described herein.

Fig. 1 is a flow chart of a data transmission method according to an embodiment of the present application. As shown in Fig. 1, the method includes the following steps:

Step S102, determining a first beam and a second beam from multiple satellite beams in the target area where the terminal device is located, wherein the first beam is transmitted by the first satellite network, and the second beam is transmitted by the second satellite network.

According to an optional embodiment of this application, this embodiment is applicable to the following scenarios:

1. Different beams of the same satellite cover overlapping areas and are connected to different core networks; 2. Different satellites cover overlapping areas and are connected to different core networks; 3. Different satellite networks cover overlapping areas and are connected to different core networks.

Therefore, it can be understood that the first satellite network and the second satellite network may be the same satellite network, and the first satellite network and the second satellite network may also be different satellite networks. Moreover, the number of the second satellite network is one or more, and the number of beams transmitted by the second satellite network is one or more.

Step S104, determining the first data link provided by the first satellite network between the terminal device and the server, and the second data link provided by the second satellite network between the terminal device and the server.

According to another optional embodiment of the present application, FIG. 4 is a schematic diagram of data transmission between a terminal device and a server according to an embodiment of the present application. As shown in FIG. 4 , the terminal device and the server are connected by a first The first data link communication connection provided by the satellite network, and the second data link communication connection provided by the second satellite network between the terminal device and the server.

Wherein, the first beam is a beam with the strongest signal strength in the area where the terminal device is located, and the first satellite network is a satellite network that transmits the first beam. First, the terminal device selects the first beam, and establishes a first data link provided by the first satellite network between the terminal device and the server. Secondly, the terminal device selects the second beam, where the second beam is the beam with the second strongest signal strength in the area where the terminal device is located, and the number of the beams is one or more. And establish a second data link provided by the first satellite network between the terminal device and the server.

Step S106, determining the target link from the first data link and the second data link.

In some optional embodiments of the present application, the same first sequence is sent in parallel from the terminal device to the server through the first data link and the second data link respectively within the target period, wherein the first sequence is A random sequence with a label; receiving a second sequence, wherein the second sequence is a sequence sent to the terminal device by the server in response to the first sequence; according to the second sequence, determine the characteristics corresponding to the first data link and the second Delay characteristics corresponding to the data link: determine the target link according to the first delay characteristic corresponding to the first data link and the second delay characteristic corresponding to the second data link. Among them, delay refers to the time required for a message or packet to be transmitted from one end of a network to another end. Including: sending delay, propagation delay, processing delay, queuing delay. In this embodiment, the first delay feature and the second delay feature are the sum of sending delay + propagation delay + processing delay + queuing delay respectively. For example, in a case where the first time delay corresponding to the first data link is less than the second time delay corresponding to the second data link, it is determined that the first data link is the target link.

Step S108, transmit the data to be transmitted from the terminal device to the server through the target link.

According to the above steps, by determining a data link with sufficient time-frequency resources among multiple data links, and then performing data transmission through this data link, the purpose of selecting a data transmission link based on time-frequency resources is achieved, thereby realizing the improvement of data transmission. The technical effect of transmission efficiency.

In addition, compared with the current single-link connection, the optimal transmission and reception of multi-link data at the application layer can significantly improve the throughput of the network, and can achieve resource balance between different beams, as follows:

1. Introduce the multi-link data rotation function, select the optimal link, and the peak rate of some scenarios can be increased by more than 50%; 2. Can make full use of idle resources in overlapping areas to improve resource utilization.

According to an optional embodiment of the present application, determining the first beam and the second beam from multiple satellite beams in the target area where the terminal device is located includes the following steps: acquiring geographic location information and signal measurement information of the terminal device; According to geographic location information and signal measurement information, determine whether the terminal device is located in the target area; if the terminal device is located in the target area, obtain multiple satellite beams of multiple satellites corresponding to the target area; The beam whose strength is within the first range is determined as the first beam, and the beam whose signal strength is within the second range among the plurality of satellite beams is determined as the second beam.

The target area is an area where multiple satellite beams overlap and cover. Exemplarily, the first beam is the beam with the strongest signal strength. When there are multiple second beams, for example, the second beam includes A beam and B beam , where the signal strengths of the A beam and the B beam are both smaller than the signal strength of the first beam, and the signal strength of the A beam is greater than the signal strength of the B beam.

In some optional embodiments of the present application, the determination of the target link from the first data link and the second data link may be achieved by the following method: simultaneously pass the first data link and the second data link within the target period The data link sends the same first sequence in parallel from the terminal device to the server, wherein the first sequence is a random sequence with a label; receives the second sequence, wherein the second sequence is the server responding to the first sequence, The sequence sent to the terminal device; according to the second sequence, determine the characteristics corresponding to the first data link and the characteristics corresponding to the second data link, wherein the characteristics include at least one of the following: delay and rate; according to the first data link The feature corresponding to the road and the feature corresponding to the second data link determine the target link.

As an optional embodiment of the present application, the application layer of the terminal device sends the data to be transmitted to the proxy module of the terminal device, and the proxy module of the terminal device passes through the first data link and The second data link is to send the same first sequence from the terminal device to the server in parallel. If the transmission period does not meet the requirement of one minute, for example, it is longer than one minute, the application layer of the terminal device will resend the data to be transmitted to the terminal device. Proxy module.

In some optional embodiments of the present application, determining the second data link provided by the second satellite network between the terminal device and the server is implemented by the following method: establishing an access network device corresponding to the first satellite network and The second sub-data link between the core network equipment corresponding to the second satellite network, wherein the first sub-data link exists between the access network equipment and the terminal equipment; the third sub-data link between the core network equipment and the server is established link: according to the first sub-data link, the second sub-data link and the third sub-data link, determine the second data link provided by the second satellite network between the terminal device and the server.

Optionally, the access network corresponding to the first satellite network and the access network corresponding to the second satellite network are base station modules.

FIG. 4 is a schematic diagram of data transmission between a terminal device and a server according to an embodiment of the present application. In FIG. 4, taking the second data link as an example, the data link between the terminal device and the access network device is For the first sub-data link, the data link between the access network device and the core network device is the second sub-data link, and the data link between the core network device and the server (Server) is the third sub-data link.

In an optional embodiment, the second sub-data link and the third sub-data link are established by the following method: generating a measurement report based on the second beam, and sending the measurement report to the corresponding access channel of the first satellite network network equipment; according to the measurement report, the first request is sent from the access network equipment to the core network equipment corresponding to the second satellite network, wherein the first request is used to request the establishment of the second sub-data link between the access network equipment and the core network equipment and establish a third sub-data link between the core network device and the server; in response to the first request, establish a second sub-data link between the core network device and the access network device, and establish a connection between the core network device and the server The third sub-data link between.

According to an optional embodiment of the present application, the second data link is established by the following method: after the establishment of the second sub-data link and the third sub-data link is completed, the access network device sends a message to the terminal device Resource scheduling information based on the second beam; receiving resource scheduling information, establishing a second data link with the server, where the second data link includes a first sub-data link, a second sub-data link, and a third sub-data link link.

In some optional embodiments of the present application, both the terminal device and the server include: an application layer, a transport layer, a network layer, and a protocol layer, wherein the transport layer of the terminal device and the transport layer of the server perform data transmission through a proxy module.

As an optional embodiment of the present application, both the transport layer of the terminal device and the transport layer of the server perform data transmission based on the transmission control protocol and the user datagram protocol.

5 is a schematic diagram of a protocol stack for data transmission between a terminal device and a server according to an embodiment of the present application. As shown in FIG. The protocol performs data transmission without any change to the protocol of the access layer; when the transport layer transmits multi-link data, the proxy module of the terminal device first selects the best link, and then sends data on the high-quality link.

Fig. 2 is a flowchart of another data transmission method according to an embodiment of the present application. As shown in Fig. 2, the method includes the following steps:

Step S202, determine the first data link provided by the first satellite network between the server and the terminal device, and the second data link provided by the second satellite network between the server and the terminal device, wherein the first satellite network The first beam transmitted by the network and the second beam transmitted by the second satellite network are beams within the target area where the terminal device is located.

Step S204, determine the target link from the first data link and the second data link; transmit the data to be transmitted from the server to the terminal device through the target link.

As an optional embodiment of the present application, determining the target link from the first data link and the second data link includes the following steps: passing through the first data link and the second data link respectively within the target period The same first sequence is sent from the server to the terminal device in parallel, wherein the first sequence is a random sequence with a label; the second sequence is received, wherein the second sequence is sent to the terminal device in response to the first sequence The sequence of the server; according to the second sequence, determine the characteristics corresponding to the first data link and the characteristics corresponding to the second data link, wherein the characteristics include at least one of the following: delay and rate; according to the corresponding characteristics of the first data link The feature corresponds to the feature of the second data link to determine the target link.

Step S206, transmit the data to be transmitted from the server to the terminal device through the target link.

Fig. 3 is a flowchart of another data transmission method according to an embodiment of the present application. As shown in Fig. 3, the method includes the following steps:

Step S301, the terminal device initiates a service;

Step S302, according to the location of the terminal device, enter different states:

Step S3021, if there is no overlapping satellite signal in the area where the terminal device is located, the terminal performs normal data transmission;

Step S3022, if the area where the terminal device is located has overlapping satellite signals, the terminal establishes a dual data transmission link with the server;

In step S303, if the terminal executes sending data, execute steps S304 to S307; if the terminal executes receiving data, execute steps S308 to S311;

In step S304, the agent module of the terminal device performs transmission path selection;

Wherein, the agent module (Agent) is a process deployed on the terminal device and the client, and the terminal device and the server interact through the agent of the agent module.

With a period of 1 minute, the terminal device simultaneously sends the same tagged random sequence to the server through the first data link and the second data link, for example, the random sequence sent to the first data link With label 1, the random sequence sent to the second data link has label 2. The terminal device receives the sequence sent to the terminal device by the server in response to the above random sequence, and the sequence is also tagged. According to the time before and after receiving the random sequence, the terminal device determines the transmission rate or transmission delay of the random sequence in the first data link and the second data link respectively, and finally selects the data link with a higher transmission rate, that is, the high-quality link .

Step S305, the proxy module of the terminal device sends data to the access network device of the high-quality link;

Step S306, the core network device forwards the data to the remote host after receiving the data;

Step S307, the remote host receives data;

Step S308, the proxy module at the server side performs path selection;

Step S309, the proxy module of the server sends data to the core network through the high-quality link;

Step S310, the core network sends data to the access network;

In step S311, the access network sends data to the terminal device, and the proxy module of the terminal device receives the data.

Through the above steps, on the premise of not increasing the hardware cost, by setting the proxy module on the terminal and the server, the multi-link rotation function can be realized to increase the peak rate; In the case of beams, the technical effect of using existing idle resources to increase the peak rate is achieved.

FIG. 6 is a structural diagram of a data transmission system according to an embodiment of the present application. As shown in FIG. 6, the system includes: a terminal device 60, a satellite network 62, and a server 64, wherein,

The terminal device 60 is located in a target area covered by at least the first beam and the second beam;

The satellite network 62 includes: a first satellite network 621 and a second satellite network 622, wherein the first satellite network 621 is used to transmit a first beam, and the second satellite network 622 is used to transmit a second beam;

The terminal device 60 determines the target link from the first data link provided by the first satellite network 621 and the second data link provided by the second satellite network 622, and transmits the data to be transmitted from the terminal device 60 to the Server 64.

As another optional embodiment of the present application, both the terminal device 60 and the server 64 include a proxy module, wherein the terminal device 60 and the server 64 perform data transmission through the proxy module.

In an optional embodiment, the first satellite network 621 includes a first access network device 6211 and a first core network device 6212, and the second satellite network 622 includes a second access network device 6221 and a second core network device 6222 , wherein the first access network device 6211 and the second access network device 6221 are respectively used to receive the same first A sequence, wherein the first sequence is a random sequence with a label; the first access network device 6211 and the second access network device 6221 are further configured to pass the received first sequence through the first data link and the second The second data link is sent to the first core network device 6212 and the second core network device 6222; the first core network device 6212 and the second core network device 6222 are respectively used to receive The received first sequence is transparently transmitted to the proxy module of the server 64, wherein the proxy module of the server 64 is used to send the received first sequence to the application layer of the server 64.

FIG. 7 is a structural diagram of a data transmission device according to an embodiment of the present application. As shown in FIG. 7, the device includes:

The first determining module 70 is configured to determine a first beam and a second beam from a plurality of satellite beams in the target area where the terminal device is located, wherein the first beam is transmitted by the first satellite network, and the second beam is transmitted by the second satellite network launch;

The second determination module 72 is configured to determine the first data link provided by the first satellite network between the terminal device and the server, and the second data link provided by the second satellite network between the terminal device and the server;

A third determining module 74, configured to determine the target link from the first data link and the second data link;

The transmission module 76 is configured to transmit the data to be transmitted from the terminal device to the server through the target link.

It should be noted that each module in FIG. 7 above may be a program module (for example, a set of program instructions to realize a certain function), or a hardware module. For the latter, it may be expressed in the following forms, but not limited to Here: each of the above-mentioned modules is represented by one processor, or the functions of the above-mentioned modules are realized by one processor.

It should be noted that, for preferred implementation manners of the embodiment shown in FIG. 7 , reference may be made to relevant descriptions of the embodiment shown in FIG. 1 , and details are not repeated here.

FIG. 8 shows a block diagram of a hardware structure of a computer terminal (or mobile device) for implementing a data transmission method. As shown in FIG. 8, a computer terminal 80 (or mobile device 80) may include one or more (shown by 802a, 802b, ..., 802n in the figure) processors 802 (processors 802 may include but are not limited to micro A processing device such as a processor MCU or a programmable logic device FPGA), a memory 804 for storing data, and a transmission module 806 for communication functions. In addition, it can also include: a display, an input/output interface (I/O interface), a universal serial bus (USB) port (which can be included as one of the ports of the BUS bus), a network interface, a power supply, and/or or camera. Those of ordinary skill in the art can understand that the structure shown in FIG. 8 is only a schematic diagram, and does not limit the structure of the above-mentioned electronic device. For example, computer terminal 80 may also include more or fewer components than shown in FIG. 8 , or have a different configuration than that shown in FIG. 8 .

It should be noted that the one or more processors 802 and/or other data processing circuits described above may generally be referred to herein as "data processing circuits". The data processing circuit may be implemented in whole or in part as software, hardware, firmware or other arbitrary combinations. In addition, the data processing circuit may be a single independent processing module, or be fully or partially integrated into any of the other elements in the computer terminal 80 (or mobile device). As mentioned in the embodiment of the present application, the data processing circuit is used as a processor control (for example, the selection of the terminal path of the variable resistor connected to the interface).

The memory 804 can be used to store software programs and modules of application software, such as the program instruction/data storage device corresponding to the data transmission method in the embodiment of the present application. The processor 802 runs the software programs and modules stored in the memory 804, thereby Execute various functional applications and data processing, that is, realize the above-mentioned data transmission method. The memory 804 may include high-speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some instances, the memory 804 may further include memory located remotely relative to the processor 802, and these remote memories may be connected to the computer terminal 80 through a network. Examples of the aforementioned networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.

The transmission module 806 is used to receive or send data via a network. The specific example of the above-mentioned network may include a wireless network provided by the communication provider of the computer terminal 80 . In one example, the transmission module 806 includes a network adapter (Network Interface Controller, NIC), which can be connected to other network devices through a base station so as to communicate with the Internet. In one example, the transmission module 806 may be a radio frequency (Radio Frequency, RF) module, which is used to communicate with the Internet in a wireless manner.

The display may be, for example, a touchscreen liquid crystal display (LCD), which may enable a user to interact with the user interface of the computer terminal 80 (or mobile device).

It should be noted here that, in some optional embodiments, the computer equipment (or electronic equipment) shown in FIG. 8 may include hardware components (including circuits), software components (including computer code), or a combination of both hardware and software elements. It should be noted that FIG. 8 is only one example of a specific embodiment, and is intended to illustrate the types of components that may be present in the computer device (or electronic device) described above.

It should be noted that the electronic device shown in FIG. 8 is used to execute the data transmission method shown in FIG. 1 , so relevant explanations in the above command execution method are also applicable to the electronic device, and will not be repeated here.

The embodiment of the present application also provides a non-volatile storage medium, and the non-volatile storage medium includes a stored program, wherein, when the program is running, the device where the storage medium is located is controlled to execute the above data transmission method.

A program for the non-volatile storage medium to perform the following function: determine a first beam and a second beam from a plurality of satellite beams in the target area where the terminal device is located, wherein the first beam is transmitted by the first satellite network and the second beam transmitted by the second satellite network; determine the first data link provided by the first satellite network between the terminal device and the server, and the second data link provided by the second satellite network between the terminal device and the server; from The target link is determined from the first data link and the second data link; and the data to be transmitted is transmitted from the terminal device to the server through the target link.

An embodiment of the present application also provides an electronic device, including: a memory and a processor, and the processor is configured to run a program stored in the memory, wherein the above data transmission method is executed when the program is running.

The processor is configured to run a program that performs the following functions: determining a first beam and a second beam from a plurality of satellite beams within a target area where the terminal device is located, wherein the first beam is transmitted by the first satellite network, and the second beam is transmitted by the second satellite network. Two satellite network launches; determine the first data link provided by the first satellite network between the terminal device and the server, and the second data link provided by the second satellite network between the terminal device and the server; from the first The target link is determined in the data link and the second data link; and the data to be transmitted is transmitted from the terminal device to the server through the target link.

The serial numbers of the above embodiments of the present application are for description only, and do not represent the advantages and disadvantages of the embodiments.

In the above-mentioned embodiments of the present application, the descriptions of each embodiment have their own emphases, and for parts not described in detail in a certain embodiment, reference may be made to relevant descriptions of other embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed technical content can be realized in other ways. Wherein, the device embodiments described above are only illustrative. For example, the division of the units may be a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components may be combined or may be Integrate into another system, or some features may be ignored, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of units or modules may be in electrical or other forms.

The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.

If the integrated unit is realized in the form of a software function unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the essence of the technical solution of this application or the part that contributes to the related technology or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium. Several instructions are included to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application. The aforementioned storage media include: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes. .

The above description is only the preferred embodiment of the present application. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present application, some improvements and modifications can also be made. These improvements and modifications are also It should be regarded as the protection scope of this application.

Claims (16)

1. A data transmission method, characterized in that, comprising: determining a first beam and a second beam from a plurality of satellite beams within the target area where the terminal device is located, wherein the first beam is transmitted by a first satellite network, and the second beam is transmitted by a second satellite network; determining the first data link provided by the first satellite network between the terminal device and the server, and the second data link provided by the second satellite network between the terminal device and the server road; determining a target link from said first data link and said second data link; The data to be transmitted is transmitted from the terminal device to the server through the target link. 2. The method according to claim 1, wherein determining the first beam and the second beam from a plurality of satellite beams in the target area where the terminal device is located comprises: acquiring geographic location information and signal measurement information of the terminal device; determining whether the terminal device is located in the target area according to the geographic location information and the signal measurement information; In a case where the terminal device is located in the target area, acquiring a plurality of satellite beams of a plurality of satellites corresponding to the target area; Determining a beam whose signal strength is within a first range among the plurality of satellite beams as the first beam, and determining a beam among the plurality of satellite beams whose signal strength is within a second range as the second beam. 3. The method according to claim 1, wherein determining the target link from the first data link and the second data link comprises: Send the same first sequence from the terminal device to the server in parallel through the first data link and the second data link respectively within the target period, wherein the first sequence is a labeled random sequence; receiving a second sequence, wherein the second sequence is a sequence sent to the terminal device by the server in response to the first sequence; According to the second sequence, determine a feature corresponding to the first data link and a feature corresponding to the second data link, where the feature includes at least one of the following: delay and rate; Determine the target link according to the feature corresponding to the first data link and the feature corresponding to the second data link. 4. The method according to claim 1, wherein determining the second data link provided by the second satellite network between the terminal device and the server comprises: Establishing a second sub-data link between the access network device corresponding to the first satellite network and the core network device corresponding to the second satellite network, where there is a second sub-data link between the access network device and the terminal device a sub-data link; establishing a third sub-data link between the core network device and the server; According to the first sub-data link, the second sub-data link and the third sub-data link, determine the second satellite network provided by the second satellite network between the terminal device and the server data link. 5. The method according to claim 4, wherein the second sub-data link and the third sub-data link are established by the following method: generating a measurement report based on the second beam, and sending the measurement report to the access network device corresponding to the first satellite network; According to the measurement report, a first request is sent from the access network device to the core network device corresponding to the second satellite network, where the first request is used to request to establish a relationship between the access network device and the The second sub-data link of the core network device and establishing the third sub-data link between the core network device and the server; In response to the first request, establishing the second sub-data link between the core network device and the access network device, and establishing the second sub-data link between the core network device and the server The third sub-data link. 6. The method according to claim 4, wherein the second data link is established by the following method: After completing the establishment of the second sub-data link and the third sub-data link, sending resource scheduling information based on the second beam from the access network device to the terminal device; receiving the resource scheduling information, and establishing the second data link with the server, where the second data link includes the first sub-data link, the second sub-data link, and the Describe the third sub-data link. 7. The method according to claim 1, wherein the terminal device and the server both comprise: an application layer, a transport layer, a network layer, and a protocol layer, wherein the transport layer of the terminal device is connected to the The transport layer of the server performs data transmission through the proxy module. 8. The method according to claim 7, wherein both the transport layer of the terminal device and the transport layer of the server perform data transmission based on Transmission Control Protocol and User Datagram Protocol. 9. A data transmission method, comprising: determining the first data link provided by the first satellite network between the server and the terminal device, and the second data link provided by the second satellite network between the server and the terminal device, wherein the The first beam transmitted by the first satellite network and the second beam transmitted by the second satellite network are beams within the target area where the terminal device is located; determining a target link from said first data link and said second data link; The data to be transmitted is transmitted from the server to the terminal device through the target link. 10. The method according to claim 9, wherein determining the target link from the first data link and the second data link comprises: Send the same first sequence from the server to the terminal device in parallel through the first data link and the second data link respectively within the target period, wherein the first sequence is a labeled random sequence; receiving a second sequence, wherein the second sequence is a sequence sent by the terminal device to the server in response to the first sequence; According to the second sequence, determine a feature corresponding to the first data link and a feature corresponding to the second data link, where the feature includes at least one of the following: delay and rate; Determine the target link according to the feature corresponding to the first data link and the feature corresponding to the second data link. 11. A data transmission system, comprising: a terminal device, a satellite network, and a server, wherein the terminal device is located in a target area covered by at least a first beam and a second beam; The satellite network includes: a first satellite network and a second satellite network, wherein the first satellite network is used to transmit the first beam, and the second satellite network is used to transmit the second beam; The terminal device determines a target link from the first data link provided by the first satellite network and the second data link provided by the second satellite network, through which the data to be transmitted is transmitted by The terminal device transmits to the server. 12. The system according to claim 11, wherein the terminal device and the server both include a proxy module, wherein the terminal device and the server perform data transmission through the proxy module. 13. The system according to claim 12, wherein the first satellite network includes a first access network device and a first core network device, and the second satellite network includes a second access network device and a first core network device Two core network equipment, wherein, The first access network device and the second access network device are respectively used to receive the proxy module of the terminal device to send in parallel through the first data link and the second data link within a target period The same first sequence, wherein the first sequence is a random sequence with labels; The first access network device and the second access network device are further configured to send the received first sequence to the the first core network device and the second core network device; The first core network device and the second core network device are respectively configured to transparently transmit the received first sequence to the server end through the first data link and the second data link A proxy module, wherein the proxy module of the server is configured to send the received first sequence to the application layer of the server. 14. A data transmission device, characterized in that it comprises: The first determination module is configured to determine a first beam and a second beam from a plurality of satellite beams in the target area where the terminal device is located, wherein the first beam is transmitted by the first satellite network, and the second beam is transmitted by the first satellite network Second satellite network launch; The second determining module is configured to determine the first data link provided by the first satellite network between the terminal device and the server, and the second satellite network between the terminal device and the server a second data link provided by the network; A third determining module, configured to determine a target link from the first data link and the second data link; A transmission module, configured to transmit the data to be transmitted from the terminal device to the server through the target link. 15. A non-volatile storage medium, characterized in that the non-volatile storage medium includes a stored program, wherein when the program is running, the device where the non-volatile storage medium is located is controlled to execute the claim The data transmission method described in any one of 1 to 10. 16. An electronic device, characterized in that it comprises: a memory and a processor, the processor is used to run a program stored in the memory, wherein, when the program runs, it executes any one of claims 1 to 10 The data transmission method mentioned above.

Images