CN114189540A - Data transmission system and data transmission method - Google Patents
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Abstract
The application discloses a data transmission system and a data transmission method. The data transmission system includes: a decoding unit, a transmission unit and an encoding unit; the encoding unit is respectively connected with the transmission unit, two or more terminal devices, and the decoding unit is respectively connected with the transmission unit, two or more display devices and control device; the decoding unit is used for receiving a control instruction sent by the control device, the control instruction is used for instructing the target data in the first terminal device to be transmitted to the second terminal device, the control instruction is transmitted to the encoding unit through the transmission unit, and the encoding unit is used for transmitting the target data to the second terminal device according to the control instruction. The system can realize data transmission among the computer hosts without depending on a communication network among the computer hosts, thereby reducing the data transmission cost and improving the data transmission efficiency.
Description
Technical Field
The present application relates to the field of computer technologies, and in particular, to a data transmission system and a data transmission method.
Background
In an agent control scenario, the agent location is typically a user-configured dual-screen display or a multi-screen display. A user can simultaneously control a plurality of computer hosts by sliding a mouse among a plurality of displays at a seat position, namely, a set of keyboard and mouse is used for controlling the plurality of computer hosts, and pictures are switched among the corresponding plurality of displays.
In the seat control process, a user needs to copy text, files or pictures and other data in the computer host a to the computer host B. The current seat control can only transmit data between the computer host a and the computer host B by using an international network or a local area network, or store data in the computer host a by using an external storage device (such as an external hard disk or a portable disk) and then insert the data into the computer host B for reading.
However, the data transmission method needs to depend on a communication network between the computer host a and the computer host B, and thus the data transmission cost is high and the transmission efficiency is low.
Disclosure of Invention
The embodiment of the application provides a data transmission system and a data transmission method, which can realize data transmission among computer hosts without depending on a communication network among the computer hosts, reduce the data transmission cost and improve the data transmission efficiency.
In a first aspect, an embodiment of the present application provides a data transmission system, where the data transmission system includes:
a decoding unit, a transmission unit and an encoding unit;
the encoding unit is respectively connected with the transmission unit, two or more terminal devices, the decoding unit is respectively connected with the transmission unit, two or more display devices and control devices, and the two or more display devices and the two or more terminal devices have corresponding relations;
the decoding unit is configured to receive a control instruction sent by the control device, where the control instruction is used to instruct to transmit target data in a first terminal device to a second terminal device, the control instruction is transmitted to the encoding unit through the transmission unit, the encoding unit is configured to transmit the target data to the second terminal device according to the control instruction, and the first terminal device and the second terminal device are any two terminal devices of the two or more terminal devices.
In the embodiment of the application, the decoding unit receives the control instruction, the control instruction is transmitted to the encoding unit through the transmission unit, and the encoding unit transmits the target data in the first terminal device to the second terminal device according to the control instruction, so that data transmission among the terminal devices can be realized without depending on a communication network among the terminal devices, the data transmission cost is reduced, and the data transmission efficiency is improved.
In one possible implementation, the encoding unit includes:
a first encoder and a second encoder;
the first encoder is respectively connected with the first terminal device and the transmission unit, and the second encoder is respectively connected with the second terminal device and the transmission unit;
the first encoder is configured to obtain the target data in the first terminal device according to the control instruction, the transmission unit is configured to transmit the target data obtained by the first encoder to the second encoder, and the second encoder is configured to transmit the obtained target data to the second terminal device.
In the embodiment of the present application, a possible specific implementation manner of an encoding unit is provided, and specifically, the encoding unit includes a first encoder and a second encoder, where the first encoder is configured to obtain target data in a first terminal device according to a control instruction, the second encoder is configured to transmit the obtained target data to a second terminal device, and data transmission between the first terminal device and the second terminal device can be achieved through the first encoder and the second encoder under a condition that a connected network does not exist, so that data transmission cost is reduced, and data transmission efficiency is improved.
In one possible implementation, the decoding unit includes:
a first decoder and a second decoder;
the first decoder is respectively connected with the transmission unit, the first display and the control device, the second decoder is respectively connected with the transmission unit and the second display, and the first display and the second display are any two display devices in the two or more display devices;
the first decoder is configured to receive the control instruction sent by the control device, and the first decoder is further configured to decode received data and transmit the decoded data to the first display, where the first display is configured to display content of the first terminal device, the second decoder is configured to decode received data and transmit the decoded data to the second display, and the second display is configured to display content of the second terminal device.
In the embodiment of the present application, a possible specific implementation manner of a decoding unit is provided, specifically, the decoding unit includes a first decoder and a second decoder, where the first decoder is configured to receive a control instruction, and is further configured to decode received data and transmit the decoded data to a first display, the first display is configured to display content of a first terminal device, the second decoder is configured to decode the received data and transmit the decoded data to a second display, the second display is configured to display content of a second terminal device, and data transmission between the first terminal device and the second terminal device in a case of no connected network can be achieved through the first decoder and the second decoder, so that data transmission cost is reduced, and data transmission efficiency is improved.
In one possible embodiment, the control instruction comprises a first control instruction and a second control instruction; the first control instruction is used for indicating to acquire the target data in the first terminal device, and the second control instruction is used for indicating to transmit the target data to the second terminal device.
In the embodiment of the application, the control instruction includes a first control instruction and a second control instruction, where the first encoder obtains target data in the first terminal device according to the received first control instruction, the second encoder transmits the target data to the second terminal device according to the received second control instruction, and data transmission between the first terminal device and the second terminal device can be achieved through the first control instruction and the second control instruction without a connected network.
In one possible embodiment, the first encoder comprises:
a first module and a second module;
the first module is used for storing the target data acquired from the first terminal device, and the second module is used for performing security verification on the target data.
In the embodiment of the present application, a possible specific implementation manner of a first encoder is provided, and specifically, the first encoder includes a first module and a second module, where the first module is configured to store target data acquired from a first terminal device, and the second module is configured to perform security verification on the acquired target data, shield data content that does not comply with a security rule, and improve security of data transmission between the first terminal device and a second terminal device through the first module and the second module.
In a possible embodiment, the transmission unit comprises a switch for data transmission between the decoder and the encoder, or for data transmission between different encoders.
In the embodiment of the application, the transmission unit includes a switch, and is used for communicating with the encoder and the decoder network and transmitting data such as pictures and videos.
In a possible implementation, the first terminal device and the second terminal device have no coupling relationship.
In a second aspect, an embodiment of the present application provides a data transmission method, which is applied to a data transmission system, where the data transmission system includes a decoding unit, a transmission unit, and an encoding unit, and the data transmission method includes:
the decoding unit receives a control instruction, wherein the control instruction is used for instructing the target data in the first terminal equipment to be transmitted to the second terminal equipment;
the transmission unit transmits the control instruction to the encoding unit;
and the coding unit transmits the target data to the second terminal equipment according to the control instruction.
In one possible embodiment, the control instruction comprises a first control instruction and a second control instruction;
the decoding unit receives the first control instruction and the second control instruction, the first control instruction is used for instructing to acquire the target data in the first terminal device, and the second control instruction is used for instructing to transmit the target data to the second terminal device;
the transmission unit transmits the first control instruction and the second control instruction to the encoding unit;
the encoding unit acquires the target data in the first terminal device according to the first control instruction and transmits the target data to the second terminal device according to the second control instruction.
In a possible implementation, the first terminal device and the second terminal device have no coupling relationship.
With regard to the technical effect brought about by the second aspect and any possible implementation, reference is made to the introduction of the technical effect corresponding to the first aspect and the respective implementation.
In a third aspect, embodiments of the present application provide a computer-readable storage medium for storing instructions or a computer program; the instructions or the computer program, when executed, cause the method of the second aspect and any possible implementation to be implemented.
In a fourth aspect, embodiments of the present application provide a computer program product, which includes instructions or a computer program; the instructions or the computer program, when executed, cause the method of the second aspect and any possible implementation to be implemented.
In a fifth aspect, embodiments of the present application provide a chip, where the chip includes a processor, and the processor is configured to execute instructions, and when the processor executes the instructions, the chip is caused to perform the method according to the second aspect and any possible implementation manner. Optionally, the chip further includes a communication interface, and the communication interface is used for receiving signals or sending signals.
In a sixth aspect, an embodiment of the present application provides an electronic device, where the electronic device includes the data transmission system of the first aspect or any possible implementation manner of the first aspect.
Furthermore, in the process of executing the method according to the second aspect and any one of the possible embodiments, the process of sending and/or receiving information and the like in the method may be understood as a process of outputting information by a processor and/or a process of receiving input information by a processor. In outputting information, the processor may output the information to a transceiver (or a communication interface, or a transmission module) for transmission by the transceiver. The information may also need to undergo additional processing after being output by the processor before reaching the transceiver. Similarly, when the processor receives input information, the transceiver (or the communication interface, or the transmission module) receives the information and inputs it to the processor. Further, after the transceiver receives the information, the information may need to be further processed before being input to the processor.
Based on the above principle, for example, the sending information mentioned in the foregoing method may be understood as processor output information. As another example, receiving information may be understood as information that the processor receives input.
Alternatively, the operations involving the processor, such as transmitting, sending, and receiving, may be more generally understood as operations involving the processor, such as outputs and receptions, inputs, and the like, if not specifically stated, or if not contradicted by their actual role or inherent logic in the associated description.
Optionally, in the process of executing the methods according to the first aspect and any possible implementation manner, the processor may be a processor dedicated to executing the methods, or may be a processor that executes computer instructions in a memory to execute the methods, for example, a general-purpose processor. The Memory may be a non-transitory (non-transitory) Memory, such as a Read Only Memory (ROM), which may be integrated on the same chip as the processor or may be separately disposed on different chips.
In a possible embodiment, the at least one memory is located outside the device.
In yet another possible embodiment, the at least one memory is located within the device.
In yet another possible implementation, a portion of the at least one memory is located within the apparatus, and another portion of the memory is located outside the apparatus.
In this application, it is also possible that the processor and the memory are integrated in one device, i.e. that the processor and the memory are integrated together.
In the embodiment of the application, the decoding unit receives the control instruction, the control instruction is transmitted to the encoding unit through the transmission unit, and the encoding unit transmits the target data in the first terminal device to the second terminal device according to the control instruction, so that data transmission among the terminal devices can be realized without depending on a communication network among the terminal devices, the data transmission cost is reduced, and the data transmission efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a data transmission system according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of another data transmission system according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of another data transmission system according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of another data transmission system according to an embodiment of the present application;
fig. 5 is a flowchart illustrating a data transmission method according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application clearer, embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application.
The terms "first" and "second," and the like in the description, claims, and drawings of the present application are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions. Such as a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
It should be understood that in the present application, "at least one" means one or more, "a plurality" means two or more, "at least two" means two or three and three or more, "and/or" for describing an association relationship of associated objects, meaning that three relationships may exist, for example, "a and/or B" may mean: only A, only B and both A and B are present, wherein A and B may be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" or similar expressions refer to any combination of these items, including any combination of single item(s) or plural items. For example, at least one (one) of a, b, or c, may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
As described in the background section, how to solve the technical problem that a connection network between the computer hosts is required when data transmission is performed between the computer hosts needs to be performed needs to be researched. The application provides a data transmission system and a data transmission method, relates to the technical field of computers, can realize data transmission among all computer hosts without depending on a communication network among all computer hosts, reduces the data transmission cost and improves the data transmission efficiency.
To describe the scheme of the present application more clearly, some knowledge related to data transmission is introduced below.
The seat control means that a user seat side inputs a control instruction through a keyboard/mouse/display to realize control of one or more terminal devices (such as a computer host and the like).
In an agent control scenario, the agent location is typically a user-configured dual-screen display or a multi-screen display. A user can simultaneously control a plurality of computer hosts by sliding a mouse among a plurality of displays at a seat position, namely, a set of keyboard and mouse is used for controlling the plurality of computer hosts, and pictures are switched among the corresponding plurality of displays.
In the seat control process, a user needs to copy text, files or pictures and other data in the computer host a to the computer host B. The current seat control can only transmit data between the computer host a and the computer host B by using an international network or a local area network, or store data in the computer host a by using an external storage device (such as an external hard disk or a portable disk) and then insert the data into the computer host B for reading.
However, the data transmission method needs to depend on a communication network between the computer host a and the computer host B, and thus the data transmission cost is high and the transmission efficiency is low.
Based on the technical problems of high data transmission cost and low efficiency in the current agent control field, the data transmission system and the corresponding data transmission method are provided.
The following describes a data transmission system and a data transmission method provided in the embodiments of the present application with reference to the drawings in the embodiments of the present application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a data transmission system according to an embodiment of the present application.
As shown in fig. 1, the data transmission system includes an encoding unit 10, a decoding unit 20, and a transmission unit 30.
In some possible embodiments, the connection relationship between the encoding unit 10, the decoding unit 20, and the transmission unit 30 is as follows:
the encoding unit 10 is connected to the transmission unit 30 and two or more terminal devices, respectively, the decoding unit 20 is connected to the transmission unit 30, two or more display devices, and a control device, respectively, and the two or more display devices have a corresponding relationship with the two or more terminal devices.
The terminal device herein refers to a terminal device such as a computer host, the display device may be various displays and other devices for displaying, the control device includes a keyboard, a mouse and other devices for inputting control instructions, and the two or more display devices (including the first display, the second display and the like) are respectively used for displaying contents of the two or more terminal devices (including the first terminal device and the second terminal device), for example, the first display is used for displaying the content of the first terminal device, and the second display is used for displaying the content of the second terminal device.
Optionally, the decoding unit 20 and each display device may be connected by a video line, the decoding unit 20 and the control device may be connected by a Universal Serial Bus (USB), and the encoding unit 10 and each terminal device may be connected by a USB data line and a video line.
In addition, the terminal devices are not coupled, which means that data transmission between the terminal devices does not depend on a network with data lines connected.
In some possible embodiments, the functions of the encoding unit 10, the decoding unit 20 and the transmission unit 30 are as follows:
the decoding unit 20 is configured to receive a control instruction sent by a control device, where the control instruction is used to instruct to transmit target data in a first terminal device to a second terminal device, the control instruction is transmitted to the encoding unit 20 via the transmission unit 30, the encoding unit 20 is configured to transmit the target data to the second terminal device according to the control instruction, and the first terminal device and the second terminal device are any two terminal devices of the two or more terminal devices.
In the embodiment of the application, the decoding unit receives the control instruction, the control instruction is transmitted to the encoding unit through the transmission unit, and the encoding unit transmits the target data in the first terminal device to the second terminal device according to the control instruction, so that data transmission among the terminal devices can be realized without depending on a communication network among the terminal devices, the data transmission cost is reduced, and the data transmission efficiency is improved.
One possible structure of the coding unit 10 is described below with reference to the drawings.
Referring to fig. 2, fig. 2 is a schematic structural diagram of another data transmission system according to an embodiment of the present application.
As shown in fig. 2, the encoding unit 10 includes a first encoder and a second encoder.
In some possible embodiments, the connection relationship between the first encoder and the second encoder is as follows:
the first encoder is respectively connected with the first terminal device and the transmission unit 30, and the second encoder is respectively connected with the second terminal device and the transmission unit 30.
In some possible embodiments, the first encoder and the second encoder function as follows:
the first encoder is configured to obtain target data in the first terminal device according to the control instruction, the transmission unit 30 is configured to transmit the target data obtained by the first encoder to the second encoder, and the second encoder is configured to transmit the obtained target data to the second terminal device.
In the embodiment of the application, data transmission under the condition of no connected network between the first terminal device and the second terminal device can be realized through the first encoder and the second encoder, so that the data transmission cost is reduced, and the data transmission efficiency is improved.
One possible structure of the decoding unit 20 is described below with reference to the drawings.
Referring to fig. 3, fig. 3 is a schematic structural diagram of another data transmission system according to an embodiment of the present application.
As shown in fig. 3, the decoding unit 20 includes a first decoder and a second decoder.
In some possible embodiments, the first decoder and the second decoder are connected as follows:
the first decoder is respectively connected with the transmission unit 30, the first display and the control device, the second decoder is respectively connected with the transmission unit 30 and the second display, and the first display and the second display are any two display devices of the two or more display devices.
In some possible embodiments, the first decoder and the second decoder function as follows:
the first decoder is used for receiving a control instruction sent by the control device, the first decoder is also used for decoding the received data and transmitting the data to the first display, the first display is used for displaying the content of the first terminal device, the second decoder is used for decoding the received data and transmitting the data to the second display, and the second display is used for displaying the content of the second terminal device.
In the embodiment of the application, data transmission under the condition of no connected network between the first terminal device and the second terminal device can be realized through the first decoder and the second decoder, so that the data transmission cost is reduced, and the data transmission efficiency is improved.
One possible configuration of the first encoder is described below with reference to the accompanying drawings.
Referring to fig. 4, fig. 4 is a schematic structural diagram of another data transmission system according to an embodiment of the present application.
As shown in fig. 4, the first encoder includes a first module and a second module.
In some possible embodiments, the connection relationship between the first module and the second module is as follows:
the first module is connected to the first terminal device and the second module, and the second module is connected to the transmission unit 30 and the first module.
In some possible embodiments, the functions of the first and second modules are as follows:
the first module is used for storing target data acquired from the first terminal equipment, and the second module is used for carrying out security verification on the target data.
In the embodiment of the application, the first encoder comprises a first module and a second module, wherein the first module is used for storing the target data acquired from the first terminal device, the second module is used for performing security verification on the acquired target data and shielding data contents which do not conform to security rules, and the security of data transmission between the first terminal device and the second terminal device can be improved through the first module and the second module.
In some possible embodiments, the transmission unit 30 comprises a switch;
wherein the switch is used for data transmission between a decoder (comprising a first decoder, a second decoder, etc.) and an encoder (comprising a first encoder and a second encoder, etc.), or for data transmission between different encoders.
In some possible embodiments, the control instructions include a first control instruction and a second control instruction;
the first control instruction is used for indicating to acquire target data in the first terminal device, and the second control instruction is used for indicating to transmit the target data to the second terminal device.
Specifically, the first control command may be copy target data, cut target data, or the like, and the second control command may be paste target data, or the like. After receiving the first control instruction, the first decoder transmits the first control instruction to the transmission unit 30 (switch), the transmission unit 30 (switch) transmits the first control instruction to the first encoder, and the first encoder acquires target data in the first terminal device according to the first control instruction. Optionally, the target data acquired here may be temporarily stored in the first module of the first encoder, or may be temporarily stored in a storage module (e.g., a clipboard) of the first terminal device. After receiving the second control instruction, the first decoder transmits the second control instruction to the transmission unit 30 (switch), the transmission unit 30 (switch) transmits the second control instruction to the second encoder, and the second encoder calls the acquired target data from the first encoder according to the second control instruction and transmits the target data to the second terminal device.
In the embodiment of the application, data transmission between the first terminal device and the second terminal device under the condition of no connected network can be realized through the first control instruction and the second control instruction.
Based on any one of the possible data transmission systems in fig. 1 to fig. 4, the present application further provides a data transmission method applied to the data transmission system, which is described below with reference to the accompanying drawings.
Referring to fig. 5, fig. 5 is a schematic flow chart of a data transmission method according to an embodiment of the present application, where the data transmission method is applied to any one of the data transmission systems shown in fig. 1 to fig. 4, and for convenience of description, the data transmission system shown in fig. 4 is taken as an example for description, and the data transmission method includes, but is not limited to, the following steps:
step 501: the decoding unit receives a control instruction.
The decoding unit receives the control instruction sent by the control device and transmits the control instruction to the transmission unit.
The control instruction is used for instructing the target data in the first terminal device to be transmitted to the second terminal device. The control instruction may include a first control instruction and a second control instruction, where the first control instruction is used to instruct to acquire target data in the first terminal device, and may be copy target data, cut target data, and the like, and the second control instruction is used to instruct to transmit the target data to the second terminal device, and may be paste target data, and the like.
Specifically, after a first decoder in the decoding unit receives a first control instruction, the first control instruction is transmitted to the transmission unit; similarly, after receiving the second control command, the second control command is transmitted to the transmission unit.
Step 502: the transmission unit transmits the control instruction to the encoding unit.
Specifically, the transmission unit transmits a first control instruction to a first encoder in the encoding unit, where the first control instruction is used to instruct the first encoder to acquire target data in the first terminal device, and the transmission unit transmits a second control instruction to a second encoder in the encoding unit, where the second control instruction is used to instruct the second encoder to transmit the target data to the second terminal device.
Step 503: the coding unit transmits the target data in the first terminal equipment to the second terminal equipment according to the control instruction.
And the coding unit transmits the target data to a second terminal device according to the control instruction, wherein the first terminal device and the second terminal device are any two terminal devices in the two or more terminal devices. And the first terminal equipment and the second terminal equipment do not have coupling relation, which means that the data transmission between the first terminal equipment and the second terminal equipment does not depend on a network with communicated data lines.
Specifically, a first encoder in the encoding unit acquires target data in the first terminal device according to the first control instruction. Optionally, the target data acquired here may be temporarily stored in the first module of the first encoder, or may be temporarily stored in a storage module (e.g., a clipboard) of the first terminal device. And the second encoder in the encoding unit calls the acquired target data from the first encoder according to a second control instruction, and transmits the target data to the second terminal equipment.
In a possible embodiment, the first decoder includes a first module and a second module, where the first module is configured to store target data acquired from the first terminal device, and the second module is configured to perform security verification on the acquired target data and shield data content that does not meet security rules, and security of data transmission between the first terminal device and the second terminal device can be improved through the first module and the second module.
To sum up, the data transmission system and the data transmission method provided by the application receive the control instruction through the decoding unit, transmit the control instruction to the encoding unit through the transmission unit, and the encoding unit transmits the target data in the first terminal device to the second terminal device according to the control instruction, so that data transmission between the terminal devices can be realized without depending on a communication network between the terminal devices, the data transmission cost is reduced, and the data transmission efficiency is improved.
An embodiment of the present application further provides an electronic device, where the electronic device includes the data transmission system provided in the present application, and may implement the functions of the data transmission system shown in fig. 1 to 4.
Embodiments of the present application further provide a computer-readable storage medium, where a computer program is stored in the computer-readable storage medium, and when the computer program runs on one or more processors, the method shown in fig. 5 may be implemented.
Embodiments of the present application further provide a computer program product, where the computer program product includes a computer program, and when the computer program product runs on a processor, the method shown in fig. 5 may be implemented.
An embodiment of the present application further provides a chip, where the chip includes a processor, and the processor is configured to execute instructions, and when the processor executes the instructions, the method shown in fig. 5 may be implemented. Optionally, the chip further comprises a communication interface for inputting signals or outputting signals.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A data transmission system, comprising:
a decoding unit, a transmission unit and an encoding unit;
the encoding unit is respectively connected with the transmission unit, two or more terminal devices, the decoding unit is respectively connected with the transmission unit, two or more display devices and control devices, and the two or more display devices and the two or more terminal devices have corresponding relations;
the decoding unit is configured to receive a control instruction sent by the control device, where the control instruction is used to instruct to transmit target data in a first terminal device to a second terminal device, the control instruction is transmitted to the encoding unit through the transmission unit, the encoding unit is configured to transmit the target data to the second terminal device according to the control instruction, and the first terminal device and the second terminal device are any two terminal devices of the two or more terminal devices.
2. The data transmission system of claim 1, wherein the encoding unit comprises:
a first encoder and a second encoder;
the first encoder is respectively connected with the first terminal device and the transmission unit, and the second encoder is respectively connected with the second terminal device and the transmission unit;
the first encoder is configured to obtain the target data in the first terminal device according to the control instruction, the transmission unit is configured to transmit the target data obtained by the first encoder to the second encoder, and the second encoder is configured to transmit the obtained target data to the second terminal device.
3. The data transmission system according to claim 1 or 2, wherein the decoding unit includes:
a first decoder and a second decoder;
the first decoder is respectively connected with the transmission unit, the first display and the control device, the second decoder is respectively connected with the transmission unit and the second display, and the first display and the second display are any two display devices in the two or more display devices;
the first decoder is configured to receive the control instruction sent by the control device, and the first decoder is further configured to decode received data and transmit the decoded data to the first display, where the first display is configured to display content of the first terminal device, the second decoder is configured to decode received data and transmit the decoded data to the second display, and the second display is configured to display content of the second terminal device.
4. A data transmission system according to any one of claims 1 to 3, wherein the control instruction comprises a first control instruction and a second control instruction; the first control instruction is used for indicating to acquire the target data in the first terminal device, and the second control instruction is used for indicating to transmit the target data to the second terminal device.
5. The data transmission system of claim 2, wherein the first encoder comprises:
a first module and a second module;
the first module is used for storing the target data acquired from the first terminal device, and the second module is used for performing security verification on the target data.
6. A data transmission system according to any one of claims 1 to 5, characterized in that the transmission unit comprises a switch for data transmission between a decoder and an encoder, or for data transmission between different encoders.
7. A data transmission method is applied to a data transmission system, and is characterized in that the data transmission system comprises a decoding unit, a transmission unit and an encoding unit; the data transmission method comprises the following steps:
the decoding unit receives a control instruction, wherein the control instruction is used for instructing the target data in the first terminal equipment to be transmitted to the second terminal equipment;
the transmission unit transmits the control instruction to the encoding unit;
and the coding unit transmits the target data to the second terminal equipment according to the control instruction.
8. The data transmission method according to claim 7, wherein the control command includes a first control command and a second control command;
the decoding unit receives the first control instruction and the second control instruction, the first control instruction is used for instructing to acquire the target data in the first terminal device, and the second control instruction is used for instructing to transmit the target data to the second terminal device;
the transmission unit transmits the first control instruction and the second control instruction to the encoding unit;
the encoding unit acquires the target data in the first terminal device according to the first control instruction and transmits the target data to the second terminal device according to the second control instruction.
9. A computer-readable storage medium, comprising:
the computer readable storage medium is used for storing instructions or a computer program; the instructions or the computer program, when executed, cause the method of any of claims 7 to 8 to be implemented.
10. A computer program product, comprising: instructions or computer programs;
the instructions or the computer program, when executed, cause the method of any of claims 7 to 8 to be implemented.
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