CN110809235B - Terminal remote control method, system, device and medium based on 5G communication - Google Patents
Terminal remote control method, system, device and medium based on 5G communication Download PDFInfo
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- CN110809235B CN110809235B CN201911122457.9A CN201911122457A CN110809235B CN 110809235 B CN110809235 B CN 110809235B CN 201911122457 A CN201911122457 A CN 201911122457A CN 110809235 B CN110809235 B CN 110809235B
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Abstract
The invention relates to a terminal remote control method, a system, a device and a medium based on 5G communication. The method comprises the following steps: determining a preset area according to the position information of the controlled terminal and the control terminal; acquiring connection information of transmission nodes connected with each other in a preset area and data transmission efficiency of any two transmission nodes connected with each other; obtaining at least one connection link for communicating the controlled terminal and the control terminal according to the transmission nodes connected with each other; obtaining the number of the transmission nodes which are needed for communicating the controlled terminal with the control terminal at least and used as a first number; acquiring a link to be connected from all the connecting links; respectively obtaining the total transmission efficiency of each link to be connected; taking the link to be connected with the maximum total transmission efficiency as a target connection link; and the control terminal sends the control instruction to the controlled terminal through the target connection link, so that the controlled terminal executes the operation corresponding to the control instruction.
Description
Technical Field
The invention relates to the technical field of 5G communication, in particular to a method, a system, a device and a medium for remotely controlling a terminal based on 5G communication.
Background
The fifth Generation mobile communication technology (english: 5th Generation mobile networks or 5th Generation wireless systems, 5th-Generation, 5G or 5G technology for short) is the latest Generation cellular mobile communication technology, and is also an extension behind the 4G (LTE-A, WiMax), 3G (UMTS, LTE) and 2G (gsm) systems. The performance goals of 5G are high data rates, reduced latency, energy savings, reduced cost, increased system capacity, and large-scale device connectivity.
In the implementation process of the 5G communication technology, the D2D communication technology refers to a communication method for directly performing communication between two peer user nodes. In a distributed network of D2D communication users, each user node can send and receive signals and has the function of automatic routing (forwarding messages).
When management control of the internet of things device is completed through the 5G communication technology, it is relatively easy to happen that the efficiency of data transmission becomes low due to selection of a data transmission line, or data packets are lost due to data forwarding of transmission nodes on the transmission line, and once the delay of a control instruction is high, a matching error of a controlled terminal may be caused, for example, a device with high precision needs to be matched again due to the fact that the delay exceeds a tolerance range, or a user experience is deteriorated due to the fact that the controlled terminal does not perform related operations due to the data loss of the control instruction.
Disclosure of Invention
In order to solve the problems in the prior art, at least one embodiment of the present invention provides a method, a system, an apparatus, and a medium for remotely controlling a terminal based on 5G communication.
In a first aspect, an embodiment of the present invention provides a method for remotely controlling a terminal based on 5G communication, where the method is applied to terminals connected to each other based on a D2D communication technology, and the method includes:
acquiring position information of a controlled terminal and a control terminal for controlling the controlled terminal;
determining a preset area according to the position information of the controlled terminal and the control terminal; the controlled terminal and the control terminal are located in the preset area;
acquiring connection information of transmission nodes connected with each other in the preset area and data transmission efficiency of any two transmission nodes connected with each other;
obtaining at least one connection link for communicating the controlled terminal and the control terminal according to the transmission nodes connected with each other;
comparing the number of transmission nodes in all the connection links to obtain the number of the transmission nodes which are least needed for communicating the controlled terminal with the control terminal and serve as a first number;
acquiring a link to be connected from all the connection links; the number of the transmission nodes of the link to be connected is less than or equal to the sum of the first number and the preset number;
respectively obtaining the total transmission efficiency of each link to be connected according to the data transmission efficiency of any two terminals;
comparing the total transmission efficiency, and taking the link to be connected with the maximum total transmission efficiency as a target connection link;
and the control terminal sends a control instruction to the controlled terminal through the target connection link, so that the controlled terminal executes the operation corresponding to the control instruction.
Based on the above technical solutions, the embodiments of the present invention may be further improved as follows.
With reference to the first aspect, in a first embodiment of the first aspect, before obtaining, according to mutually connected transmission nodes, at least one connection link connecting the controlled terminal and the control terminal, the method further includes:
constructing a connection network according to the connection information of the transmission nodes connected with each other;
judging whether the connection network can connect the controlled terminal and the control terminal;
if the connection network can communicate the controlled terminal and the control terminal, at least one connection link for communicating the controlled terminal and the control terminal is obtained;
and if the connection network cannot communicate the controlled terminal and the control terminal, ending the connection between the control terminal and the controlled terminal, and sending a prompt message of connection failure to the control terminal.
With reference to the first aspect, in a second embodiment of the first aspect, the acquiring transmission nodes connected to each other in the preset area includes:
for each transmission node the following steps are performed:
acquiring the position information of the transmission node, and acquiring the position information and the data transmission rate of the interconnection node; wherein, the interconnection node includes: the distance between the transmission nodes and the transmission nodes is smaller than a first preset distance;
obtaining the transmission distance between the transmission node and each interconnection node according to the position information of the transmission node and each interconnection node;
determining an interconnection node for transmitting data for the transmission node as a target node according to the transmission distance and the data transmission rate between each interconnection node and the transmission node;
and the transmission node is connected with a target node in the preset area.
With reference to the second embodiment of the first aspect, in a third embodiment of the first aspect, the obtaining a transmission distance between the transmission node and each interconnect node according to the location information of the transmission node and each interconnect node includes:
obtaining the transmission distance between the transmission node and each interconnection node according to the current position information and the historical position information of the transmission node and each interconnection node; the transmission pitch includes: a current transmission interval and a historical transmission interval every lapse of a preset time period before the current time.
With reference to the third embodiment of the first aspect, in a fourth embodiment of the first aspect, the determining, according to a transmission interval and a data transmission rate between each of the interconnect nodes and the transmission node, an interconnect node that is the transmission node and transmits data, as a target node, includes:
calculating the data transmission efficiency of the transmission node and the interconnection node by the following formula aiming at each transmission node;
k is the data transmission efficiency, V is the data transmission rate of the interconnection node, N0 is the current transmission interval between the transmission node and the interconnection node, N1 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, N2 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, N3 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, and Nn is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X;
comparing the data transmission efficiency of each interconnection node and the transmission node with a corresponding preset transmission efficiency threshold value, and judging whether the data transmission efficiency is greater than or equal to the corresponding preset transmission efficiency threshold value;
if any data transmission efficiency is larger than or equal to the preset transmission efficiency threshold value, taking the interconnection node corresponding to the data transmission efficiency as a target node;
if all the data transmission efficiencies are smaller than the preset transmission efficiency threshold value, all the data transmission efficiencies are sequenced from large to small, and the interconnection node corresponding to the data transmission efficiency ranked at the previous preset ranking is used as a target node.
With reference to the fourth embodiment of the first aspect, in a fifth embodiment of the first aspect, the acquiring a data transmission rate of an interconnect node includes:
acquiring the average uplink rate, the uplink rate idle rate, the average downlink rate and the downlink rate idle rate of each interconnected node;
obtaining uplink rate sharing quantity according to the uplink rate and the uplink rate idle rate of each interconnection node;
obtaining a downlink rate sharing quantity according to the downlink rate and the downlink rate idle rate of the interconnected nodes;
if the uplink rate sharing amount is less than or equal to the downlink rate sharing amount, taking the uplink rate sharing amount as the data transmission rate;
and if the uplink rate sharing quantity is larger than the downlink rate sharing quantity, taking the downlink rate sharing quantity as the data transmission rate.
With reference to the first aspect or the first, second, third, fourth, or fifth embodiment of the first aspect, in a sixth embodiment of the first aspect, the obtaining, according to data transmission efficiencies of any two terminals, a total transmission efficiency of each link to be connected separately includes:
and for each connecting link, accumulating the data transmission efficiency of two adjacent mobile terminals on the connecting link to obtain the total transmission efficiency of the connecting link.
In a second aspect, an embodiment of the present invention provides a terminal remote control system based on 5G communication, including: terminals interconnected based on D2D communication technology, the system comprising:
a first acquisition unit configured to acquire position information of a controlled terminal and a control terminal that controls the controlled terminal;
the first processing unit is used for determining a preset area according to the controlled terminal and the position information of the control terminal; the controlled terminal and the control terminal are located in the preset area;
a second obtaining unit, configured to obtain connection information of transmission nodes connected to each other in the preset area and data transmission efficiency of any two transmission nodes connected to each other;
a second processing unit, configured to obtain at least one connection link that connects the controlled terminal and the control terminal according to the transmission nodes connected to each other;
comparing the number of transmission nodes in all the connection links to obtain the number of the transmission nodes which are least needed for communicating the controlled terminal with the control terminal and serve as a first number;
a third processing unit, configured to acquire a link to be connected from all the connection links; the number of the transmission nodes of the link to be connected is less than or equal to the sum of the first number and the preset number;
a third obtaining unit, configured to obtain total transmission efficiency of each link to be connected according to data transmission efficiencies of any two terminals;
a comparing unit, configured to compare the total transmission efficiency, and use the link to be connected with the highest total transmission efficiency as a target connection link;
and the control unit is used for controlling the control terminal to send a control instruction to the controlled terminal through the target connection link so that the controlled terminal executes the operation corresponding to the control instruction.
In a third aspect, an embodiment of the present invention provides a terminal remote control device based on 5G communication, including: the mobile terminals are connected with each other based on the D2D communication technology, and further comprise a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete the communication with each other through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the terminal remote control method in any embodiment of the first aspect when executing the program stored in the memory.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, where one or more programs are stored, and the one or more programs are executable by one or more processors to implement the method for remotely controlling a terminal according to any one of the embodiments of the first aspect.
Compared with the prior art, the technical scheme of the invention has the following advantages: the embodiment of the invention determines to send the control instruction of the control terminal to one connection link of the controlled terminal according to the connection information of the transmission nodes mutually connected in the preset area and the data transmission efficiency of the transmission nodes by acquiring the position information of the controlled terminal and the control terminal, in the preset area according to the position information of the controlled terminal and the control terminal, and ensures that the control instruction sent by the control terminal can be quickly and completely sent to the controlled terminal by reducing the number of the transmission nodes on the connection link as much as possible.
Drawings
Fig. 1 is a schematic flowchart of a terminal remote control method based on 5G communication according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of a method for remotely controlling a terminal based on 5G communication according to another embodiment of the present invention;
fig. 3 is a first flowchart of a method for remotely controlling a terminal based on 5G communication according to another embodiment of the present invention;
fig. 4 is a second schematic flowchart of a method for remotely controlling a terminal based on 5G communication according to another embodiment of the present invention;
fig. 5 is a third schematic flowchart of a terminal remote control method based on 5G communication according to another embodiment of the present invention;
fig. 6 is a fourth schematic flowchart of a method for remotely controlling a terminal based on 5G communication according to another embodiment of the present invention;
fig. 7 is a schematic structural diagram of a terminal remote control system based on 5G communication according to another embodiment of the present invention;
fig. 8 is a schematic structural diagram of a terminal remote control device based on 5G communication according to still another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a method for remotely controlling a terminal based on 5G communication, which is applied to terminals interconnected based on D2D communication technology. Referring to fig. 1, the method includes the steps of:
and S11, acquiring the position information of the controlled terminal and the control terminal controlling the controlled terminal.
In this embodiment, the fifth Generation mobile communication technology (5th Generation mobile or 5th Generation wireless systems, 5th-Generation, 5G or 5G technology for short) is the latest Generation cellular mobile communication technology, and is also an extension behind the 4G (LTE-A, WiMax), 3G (UMTS, LTE) and 2G (gsm) systems. As a D2D communication technology which is one of 5G-oriented key candidate technologies, the advantages of the D2D communication technology can be fully shown in the application of 5G mobile communication by exerting the advantages of the core technology of the D2D communication technology on the basis of the characteristics of ultra-high speed, ultra-large bandwidth, ultra-large scale access capability, ultra-large data processing capability and the like of the future mobile communication technology. D2D is Device-to-Device, also known as terminal pass-through. The D2D communication technology refers to a communication method for directly communicating between two peer user nodes. In a distributed network of D2D communication users, each user node can send and receive signals and has the function of automatic routing (forwarding messages).
In this embodiment, in each device of the smart home, to determine the data transmission path between the control terminal and the controlled terminal, the position information of the control terminal and the controlled terminal needs to be obtained, the distance between the control terminal and the controlled terminal is determined by obtaining the position information of the control terminal and the controlled terminal, and other terminals or devices that continue relaying and forwarding data are determined in a defined certain area according to the position information of the two terminals, so as to reduce the data processing amount and improve the data processing efficiency.
S12, determining a preset area according to the controlled terminal and the position information of the control terminal; the controlled terminal and the control terminal are located in the preset area.
In this embodiment, a preset region including a controlled terminal and a control terminal is defined, where the preset region may be a circular region, and a connection line between the controlled terminal and the control terminal may pass through a circle center of the circular region, so as to ensure that distances between other terminals in the preset region and the controlled terminal and the control terminal are within a reasonable range, and avoid too far distances between other terminals and the control terminal and the controlled terminal; the preset area may also be an elliptic area, and the controlled terminal and the control terminal are located at two focuses of the ellipse.
And S13, acquiring the connection information of the transmission nodes connected with each other in the preset area and the data transmission efficiency of any two transmission nodes connected with each other.
In this embodiment, connection information of transmission nodes in a preset area, that is, data transmission efficiency between another transmission node to which each transmission node is connected and two transmission nodes connected to each other, that is, transmission efficiency of data transmission between the transmission nodes after different transmission nodes are connected, is obtained, where the transmission nodes may be terminals connected to each other based on the D2D communication technology, or may be base stations.
And S14, obtaining at least one connection link for communicating the controlled terminal and the control terminal according to the transmission nodes connected with each other.
In this embodiment, at least one connection link connecting the control terminal and the controlled terminal is obtained according to the connection information of the mobile terminal in the preset area, and the number of relay nodes of the connection link is reduced by determining the connection link in the preset area, so that the occurrence of data loss caused by the lengthening of a transmission path due to the increase of the relay nodes is reduced, the packet loss caused by data forwarding is reduced by a shorter data transmission path, and the integrity of data is ensured.
S15, comparing the numbers of transmission nodes in all the connection links, to obtain the number of the transmission nodes that are least needed to communicate the controlled terminal and the control terminal, as the first number.
In this embodiment, the minimum number of required transmission nodes, that is, the number of transmission nodes in the connection link with the minimum number of transmission nodes, that is, the minimum number of times that the connection link needs to perform relay forwarding, is determined from all the connection links, and since packet loss and data loss are more likely to occur in the process of relay forwarding of data, in the case of consistent transmission quality, the smaller the number of transmission systems is, the better the transmission systems are.
S16, acquiring pending connection links from all the connection links; and the number of the transmission nodes of the link to be connected is less than or equal to the sum of the first number and the preset number.
In this embodiment, the connection link in which the number of transmission nodes in the connection link meets the above condition is obtained and used as the link to be determined, and the number of transmission nodes in the connection link is continuously limited, so that data loss caused by forwarding is reduced, and the security of data transmission is improved.
And S17, respectively obtaining the total transmission efficiency of each link to be connected according to the data transmission efficiency of any two terminals.
In this embodiment, the total transmission efficiency on each connection link is calculated according to the data transmission efficiency of the transmission node obtained in the above step, and the higher the total transmission efficiency is, the higher the efficiency of data transmission from the connection link is.
And for each connecting link, accumulating the data transmission efficiency of all the adjacent two transmission nodes on the connecting link to obtain the total transmission efficiency of the connecting link.
S18, comparing the total transmission efficiency, and using the link to be determined with the maximum total transmission efficiency as a target link.
And S19, the control terminal sends a control instruction to the controlled terminal through the target connection link, so that the controlled terminal executes the operation corresponding to the control instruction.
In this embodiment, under the condition that the number of transmission nodes connected to the link satisfies the constraint, the pending connection link with the maximum total transmission efficiency is used to transmit the control instruction, so that the controlled terminal operates according to the operation corresponding to the control instruction.
As shown in fig. 2, in this embodiment, before obtaining at least one connection link connecting the controlled terminal and the control terminal according to the transmission nodes connected to each other in step S14, the method further includes the following steps:
s21, constructing a connection network according to the connection information of the transmission nodes connected with each other.
And S22, judging whether the connection network can connect the controlled terminal and the control terminal.
In this embodiment, transmission nodes in a preset area form a connection network according to the connection information of the mutual connection, and if any transmission node is directly connected with the control terminal and any transmission node is directly connected with the controlled terminal in the connection network, it indicates that the connection network can communicate the controlled terminal and the control terminal.
S23a, if the connection network can connect the controlled terminal and the control terminal, obtaining at least one connection link connecting the controlled terminal and the control terminal.
And S23b, if the connection network can not connect the controlled terminal and the control terminal, ending the connection of the control terminal and the controlled terminal, and sending a prompt message of connection failure to the control terminal.
In this embodiment, after it is determined that the connection network can connect the controlled terminal and the control terminal, at least one connection link connecting the controlled terminal and the control terminal can be obtained according to the connection network, and when the number of transmission nodes existing in the range of the corner is more, the number of connection links that can be finally obtained is more.
When determining that the control terminal and the controlled terminal cannot be connected, it may be determined that any one of the terminals cannot be connected to the transmission node, in this embodiment, the transmission node includes: therefore, it can be said that there are no other terminals and base stations that can be transmission nodes in the vicinity of at least one of the terminals and base stations.
In the embodiment of the invention, a terminal remote control method based on 5G communication is provided, the controlled terminal can be an intelligent home, such as an air conditioner, a water heater, a humidifier, a television, a refrigerator and other household appliances by obtaining the position information of the controlled terminal and the control terminal, a preset area is determined according to the position information of the controlled terminal and the control terminal, the controlled terminal and the control terminal are both positioned in the preset area, a connection network in the preset area is determined according to the connection information of transmission nodes mutually connected in the preset area, wherein the transmission nodes, namely base stations or terminals mutually connected based on a D2D communication technology, a connection link for connecting the controlled terminal and the control terminal is determined through the connection network, then a connection link with the highest total transmission efficiency is determined according to the data transmission efficiency among the transmission nodes on the connection link, the control instruction of the control terminal is sent to the controlled terminal through the connection link, and the remote control of the control terminal on the controlled terminal is completed.
Among them, the control terminal may be a mobile terminal such as a mobile phone, a tablet computer, a notebook computer, a palm top computer, a Personal Digital Assistant (PDA), a Portable Media Player (PMP), a navigation device, a wearable device, an intelligent band, a pedometer, and the like, and a fixed terminal such as a Digital TV, a desktop computer, and the like.
As shown in fig. 3, an embodiment of the present invention provides a terminal remote control method based on 5G communication. Referring to fig. 3, compared with the data transmission method shown in fig. 1, the difference is that the acquiring of the transmission nodes connected to each other in the preset area includes the following steps:
for each transmission node the following steps are performed:
s31, acquiring the position information of the transmission node, and acquiring the position information and the data transmission rate of the interconnection node; wherein, the interconnection node includes: and the distance between the transmission nodes and the transmission nodes is smaller than a first preset distance.
In this embodiment, by acquiring the location information of the transmission node, and the location information and the data transmission rate of other interconnected nodes whose distance from the transmission node is smaller than the preset distance, in the data transmission process, the transmission efficiency of data is related to the transmission distance, the transmission rate and the channel quality, and the channel quality between different transmission nodes in the same environment does not change much, so the data transmission efficiency between the nodes can be confirmed from the transmission distance and the transmission rate.
And S32, obtaining the transmission distance between the transmission node and each interconnection node according to the position information of the transmission node and each interconnection node.
And S33, determining the interconnected node for transmitting data as the target node according to the transmission distance and the data transmission rate between each interconnected node and the transmission node.
In this embodiment, an interconnect node with higher data transmission efficiency is determined as a target node according to the transmission distance and the data transmission rate between the transmission node and each interconnect node.
And S34, connecting the transmission node with the target node in the preset area.
In this embodiment, a target node of each transmission node is determined, and finally, a connection network may be formed in the preset area.
As shown in fig. 4, in this embodiment, the step S31 of obtaining the data transmission rate of the interconnect node includes the following steps:
s41, obtaining the average uplink speed, uplink speed idle rate, average downlink speed and downlink speed idle rate of each interconnection node.
S42, obtaining an uplink rate sharing quantity according to the uplink rate and the uplink rate idle rate of each interconnection node;
s43, obtaining a downlink rate sharing quantity according to the downlink rate and the downlink rate idle rate of the interconnection node;
s44, if the uplink rate sharing quantity is less than or equal to the downlink rate sharing quantity, taking the uplink rate sharing quantity as the data transmission rate;
s45, if the uplink rate sharing amount is greater than the downlink rate sharing amount, taking the downlink rate sharing amount as the data transmission rate.
In this embodiment, the smaller value of the uplink rate sharing amount and the downlink rate sharing amount is used as the data transmission rate of the interconnect node.
As shown in fig. 5, an embodiment of the present invention provides a terminal remote control method based on 5G communication. Referring to fig. 5, compared with the data transmission method of fig. 1, the difference is that the method includes the following steps:
s51, acquiring the position information of the transmission node, and acquiring the position information and the data transmission rate of the interconnection node; wherein, the interconnection node includes: and the distance between the transmission nodes and the transmission nodes is smaller than a first preset distance.
Regarding step S51, refer to the description in step S31 for details, which are not repeated herein.
S52, obtaining the transmission distance between the transmission node and each interconnection node according to the current position information and the historical position information of the transmission node and each interconnection node; the transmission pitch includes: a current transmission interval and a historical transmission interval every lapse of a preset time period before the current time.
In this embodiment, the current data transmission effect of the transmission node and the interconnection node may be obtained according to the current position information of the transmission node and the interconnection node, but the positions of the transmission node and the interconnection node are not fixed, and in this step, a current transmission interval, a historical transmission interval before a preset time length, and a historical transmission interval before a double preset time length until a preset time length N times is reached are also obtained, where N is a positive integer.
And S53, determining the interconnected node for transmitting data as the target node according to the transmission distance and the data transmission rate between each interconnected node and the transmission node.
Regarding step S53, refer to the description in step S13 for details, which are not repeated herein.
And S54, connecting the transmission node with the target node in the preset area.
Regarding step S54, refer to the description in step S14 for details, which are not repeated herein.
As shown in fig. 6, in this embodiment, the determining, as a target node, an interconnect node that is determined to be the transfer node to transfer data according to a transmission distance and a data transfer rate between each interconnect node and the transfer node includes the following steps:
s61, aiming at each transmission node, calculating the data transmission efficiency of the transmission node and the interconnection node through the following formula;
the data transmission method comprises the steps that K is data transmission efficiency, V is data transmission rate of the interconnection node, N0 is current transmission distance between the transmission node and the interconnection node, N1 is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through preset time length X, N2 is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through 2X preset time length X, N3 is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through 3X preset time length X, Nn is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through N X preset time length X, and α is preset amplification factor.
In this embodiment, as the farther the distance between the transmission node and the interconnect node is, the longer the data transmission time for the interconnect node to transmit data to the transmission node is, or the more variables that easily cause the degradation of the data transmission effect are, if the transmission distance of each transmission is reduced by connecting more interconnect nodes, the more nodes that may cause relays are increased, and the time consumed by the transmission is increased, in this step, the initial relative distance between the transmission node and the interconnect node, the variation of some historical transmission distances before the current time, and the data transmission rate between the interconnect node and the transmission node are referred to, so as to obtain a data transmission efficiency for referring to the transmission node of a future interconnect node, so as to determine which transmission nodes are connected to ensure better data transmission.
S62, comparing the data transmission efficiency of each interconnection node and the transmission node with a corresponding preset transmission efficiency threshold value, and judging whether the data transmission efficiency is greater than or equal to the corresponding preset transmission efficiency threshold value.
In this embodiment, the data transmission efficiency is compared with a preset transmission efficiency threshold value, whether the data transmission efficiency of the transmission node by the interconnection node reaches a preset standard is judged, in this embodiment, the data transmission efficiency of a positive value can be obtained by the above formula, and the data transmission efficiency of a negative value can also be obtained, therefore, two corresponding predetermined transmission efficiency thresholds are set in this step, a positive data transmission efficiency threshold, a negative data transmission efficiency threshold, comparing the data transfer efficiency to the positive data transfer efficiency threshold when the data transfer efficiency is a positive value, and when the data transmission efficiency is a negative value, comparing the data transmission efficiency with the negative data transmission efficiency threshold value, and judging whether the data transmission efficiency is greater than or equal to a corresponding preset transmission efficiency threshold value.
S63a, if any data transmission efficiency is larger than or equal to the preset transmission efficiency threshold value, taking the interconnection node corresponding to the data transmission efficiency as a target node.
In this embodiment, when the data transmission efficiency satisfies the corresponding condition, the interconnect node corresponding to the data transmission efficiency may be used as the target node, so that the transmission node is only connected to the node with good data transmission effect, thereby improving the data transmission efficiency between nodes, reducing the loss, and reducing the hardware cost.
S63b, if all the data transmission efficiencies are smaller than the preset transmission efficiency threshold value, sequencing all the data transmission efficiencies from big to small, and taking the interconnection node corresponding to the data transmission efficiency ranked at the previous preset ranking as a target node.
In this embodiment, if the data transmission efficiency between all the internet nodes and the transmission node is low, in order to avoid disconnection of the mobile terminal from the network, the internet node with the highest data transmission efficiency may be used as the target node, so as to ensure use of the transmission node and avoid network disconnection of the transmission node.
As shown in fig. 7, an embodiment of the present invention provides a terminal remote control system based on 5G communication, including: terminals interconnected based on D2D communication technology. Referring to fig. 7, the system includes: a first acquisition unit 11, a first processing unit 12, a second acquisition unit 13, a second processing unit 14, a third processing unit 15, a third acquisition unit 16, a comparison unit 17 and a control unit 18.
In the present embodiment, the first acquiring unit 11 is configured to acquire position information of a controlled terminal and a control terminal that controls the controlled terminal.
In this embodiment, the first processing unit 12 is configured to determine a preset area according to the controlled terminal and the location information of the control terminal; the controlled terminal and the control terminal are located in the preset area.
In this embodiment, the second obtaining unit 13 is configured to obtain connection information of transmission nodes connected to each other in the preset area and data transmission efficiency of any two transmission nodes connected to each other.
In this embodiment, the second processing unit 14 is configured to obtain at least one connection link connecting the controlled terminal and the control terminal according to the transmission nodes connected to each other.
In this embodiment, the number of the transmission nodes that are least required to communicate the controlled terminal with the control terminal is obtained as the first number by comparing the numbers of the transmission nodes in all the connection links.
In this embodiment, the third processing unit 15 is configured to acquire a link to be connected from all the connection links; and the number of the transmission nodes of the link to be connected is less than or equal to the sum of the first number and the preset number.
In this embodiment, the third obtaining unit 16 is configured to obtain, according to data transmission efficiencies of any two terminals, a total transmission efficiency of each link to be connected.
In this embodiment, the comparing unit 17 is configured to compare all the total transmission efficiencies, and use the link to be determined with the highest total transmission efficiency as the target connection link.
In this embodiment, the control unit 18 is configured to control the control terminal to send a control instruction to the controlled terminal through the target connection link, so that the controlled terminal performs an operation corresponding to the control instruction.
In this embodiment, the system further includes: the device comprises a network construction unit, a first judgment unit and a prompt unit.
A network construction unit, configured to construct a connection network according to the connection information of the mutually connected transmission nodes.
And the first judging unit is used for judging whether the connection network can connect the controlled terminal and the control terminal.
And the prompting unit is used for ending the connection between the control terminal and the controlled terminal and sending a prompt message of connection failure to the control terminal if the connection network cannot communicate the controlled terminal and the control terminal.
In this embodiment, the second processing unit 14 is specifically configured to obtain at least one connection link that connects the controlled terminal and the control terminal if the connection network can connect the controlled terminal and the control terminal.
In this embodiment, the second obtaining unit 13 is specifically configured to obtain, for each transmission node, location information of the transmission node, and location information and a data transmission rate of an interconnection node; wherein, the interconnection node includes: the distance between the transmission nodes and the transmission nodes is smaller than a first preset distance; obtaining the transmission distance between the transmission node and each interconnection node according to the position information of the transmission node and each interconnection node; determining an interconnection node for transmitting data for the transmission node as a target node according to the transmission distance and the data transmission rate between each interconnection node and the transmission node; and the transmission node is connected with a target node in the preset area.
In this embodiment, the second obtaining unit 13 is specifically configured to obtain, according to the current location information and the historical location information of the transmission node and each of the interconnection nodes, a transmission distance between the transmission node and each of the interconnection nodes; the transmission pitch includes: a current transmission interval and a historical transmission interval every lapse of a preset time period before the current time.
In this embodiment, the second obtaining unit 13 is specifically configured to calculate, for each transmission node, data transmission efficiency between the transmission node and the interconnect node according to the following formula;
the data transmission method comprises the steps that K is data transmission efficiency, V is data transmission rate of the interconnection node, N0 is current transmission distance between the transmission node and the interconnection node, N1 is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through preset time length X, N2 is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through 2X preset time length X, N3 is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through 3X preset time length X, Nn is historical transmission distance between the transmission node and the interconnection node before the transmission node and the interconnection node pass through N X preset time length X, and α is preset amplification factor.
In this embodiment, the second obtaining unit 13 is specifically configured to compare the data transmission efficiency of each of the interconnection nodes and the transmission node with a corresponding preset transmission efficiency threshold, and determine whether the data transmission efficiency is greater than or equal to the corresponding preset transmission efficiency threshold; if any data transmission efficiency is larger than or equal to the preset transmission efficiency threshold value, taking the interconnection node corresponding to the data transmission efficiency as a target node; if all the data transmission efficiencies are smaller than the preset transmission efficiency threshold value, all the data transmission efficiencies are sequenced from large to small, and the interconnection node corresponding to the data transmission efficiency ranked at the previous preset ranking is used as a target node.
In this embodiment, the second obtaining unit 13 is specifically configured to obtain an average uplink rate, an uplink rate idle rate, an average downlink rate, and a downlink rate idle rate of each interconnect node; obtaining uplink rate sharing quantity according to the uplink rate and the uplink rate idle rate of each interconnection node; obtaining a downlink rate sharing quantity according to the downlink rate and the downlink rate idle rate of the interconnected nodes; if the uplink rate sharing amount is less than or equal to the downlink rate sharing amount, taking the uplink rate sharing amount as the data transmission rate; and if the uplink rate sharing quantity is larger than the downlink rate sharing quantity, taking the downlink rate sharing quantity as the data transmission rate.
In this embodiment, the third obtaining unit 16 is specifically configured to, for each connection link, add up data transmission efficiencies of all adjacent two mobile terminals on the connection link to obtain a total transmission efficiency of the connection link.
As shown in fig. 8, an embodiment of the present invention provides a terminal remote control device based on 5G communication, including: the mobile terminals connected with each other based on the D2D communication technology further include a processor 1110, a communication interface 1120, a memory 1130 and a communication bus 1140, wherein the processor 1110, the communication interface 1120 and the memory 1130 complete communication with each other through the communication bus 1140;
a memory 1130 for storing computer programs;
when receiving data request information of a first terminal, judging whether the data request information exists; the first terminal is any mobile terminal;
if the data request information exists, acquiring the position information of at least one request terminal, wherein the distance between the request terminal and the first terminal is smaller than a first preset distance; the request terminal is a mobile terminal which previously sends the data request information;
respectively constructing an angle of a preset angle for each request terminal, wherein the first terminal is positioned at the vertex of the angle, and the request terminal is positioned on an angle bisector of the angle;
for each corner, acquiring the connection information of the mobile terminals connected with each other in the range of the corner and the data transmission efficiency of any two mobile terminals connected with each other;
for each corner, obtaining at least one connection link for communicating the first terminal with the request terminal according to the connection information of the mobile terminals connected with each other within the range of the corner;
obtaining the total transmission efficiency of each connection link according to the data transmission efficiency of the mobile terminal on each connection link and any two mobile terminals connected with each other;
comparing the total transmission efficiency, and taking the request terminal corresponding to the connection link with the maximum total transmission efficiency as a target terminal;
and sending data information corresponding to the data request information to the first terminal according to the corresponding connection link through the target terminal.
In the electronic device provided in the embodiment of the present invention, the processor 1110 implements obtaining of the position information of the controlled terminal and the control terminal by executing the program stored in the memory 1130, and determines, in the preset area according to the position information of the controlled terminal and the control terminal, a connection link for sending the control instruction of the control terminal to the controlled terminal according to the connection information of the transmission nodes connected to each other in the preset area and the data transmission efficiency of the transmission nodes, so as to ensure that the control instruction sent by the control terminal can be quickly and completely sent to the controlled terminal.
The communication bus 1140 mentioned in the above electronic device may be a Peripheral Component Interconnect (PCI) bus, an Extended Industry Standard Architecture (EISA) bus, or the like. The communication bus 1140 may be divided into an address bus, a data bus, a control bus, and the like. For ease of illustration, only one thick line is shown in FIG. 8, but this is not intended to represent only one bus or type of bus.
The communication interface 1120 is used for communication between the electronic device and other devices.
The memory 1130 may include a Random Access Memory (RAM) 1130, and may also include a non-volatile memory 1130, such as at least one disk memory 1130. Optionally, the memory 1130 may also be at least one memory device located remotely from the processor 1110.
The processor 1110 may be a general-purpose processor 1110, and includes a Central Processing Unit (CPU) 1110, a Network Processor (NP) 1110, and the like; the device may also be a digital signal processor 1110 (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, or discrete hardware components.
An embodiment of the present invention provides a computer-readable storage medium, where one or more programs are stored, and the one or more programs are executable by one or more processors to implement a method for remotely controlling a terminal based on 5G communication according to any of the above embodiments.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When implemented in software, may be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer instructions. The procedures or functions according to the embodiments of the invention are brought about in whole or in part when the computer program instructions are loaded and executed on a computer. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website, computer, server, or data center to another website, computer, server, or data center by wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL)) or wirelessly (e.g., infrared, wireless, microwave, etc.). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that incorporates one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy disk, hard disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., solid state disk (ssd)), among others.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A remote control method for terminals based on 5G communication is applied to terminals connected with each other based on D2D communication technology, and is characterized in that the method comprises the following steps:
acquiring position information of a controlled terminal and a control terminal controlling the controlled terminal;
determining a preset area according to the position information of the controlled terminal and the control terminal; the controlled terminal and the control terminal are located in the preset area;
acquiring connection information of transmission nodes connected with each other in the preset area and data transmission efficiency of any two transmission nodes connected with each other;
obtaining at least one connection link for communicating the controlled terminal and the control terminal according to the transmission nodes connected with each other;
comparing the number of transmission nodes in all the connection links to obtain the number of the transmission nodes which are least needed for communicating the controlled terminal with the control terminal and serve as a first number;
acquiring a link to be connected from all the connection links; the number of the transmission nodes of the link to be connected is less than or equal to the sum of the first number and the preset number;
respectively obtaining the total transmission efficiency of each link to be connected according to the data transmission efficiency of any two terminals;
comparing the total transmission efficiency, and taking the link to be connected with the maximum total transmission efficiency as a target connection link;
the control terminal sends a control instruction to the controlled terminal through the target connection link, so that the controlled terminal executes the operation corresponding to the control instruction;
wherein, the acquiring the transmission nodes connected with each other in the preset area comprises:
for each transmission node the following steps are performed:
acquiring the position information of the transmission node, and acquiring the position information and the data transmission rate of the interconnection node; wherein, the interconnection node includes: the distance between the transmission nodes and the transmission nodes is smaller than a first preset distance;
obtaining the transmission distance between the transmission node and each interconnection node according to the position information of the transmission node and each interconnection node;
determining an interconnection node for transmitting data for the transmission node as a target node according to the transmission distance and the data transmission rate between each interconnection node and the transmission node;
the transmission node is connected with a target node in the preset area;
wherein, the determining, according to the transmission distance and the data transmission rate between each interconnect node and the transmission node, an interconnect node for transmitting data for the transmission node as a target node includes:
calculating the data transmission efficiency of the transmission node and the interconnection node by the following formula aiming at each transmission node;
k is the data transmission efficiency, V is the data transmission rate of the interconnection node, N0 is the current transmission interval between the transmission node and the interconnection node, N1 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, N2 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, N3 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, and Nn is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X;
comparing the data transmission efficiency of each interconnection node and the transmission node with a corresponding preset transmission efficiency threshold value, and judging whether the data transmission efficiency is greater than or equal to the corresponding preset transmission efficiency threshold value;
if any data transmission efficiency is larger than or equal to the preset transmission efficiency threshold value, taking the interconnection node corresponding to the data transmission efficiency as a target node;
if all the data transmission efficiencies are smaller than the preset transmission efficiency threshold value, all the data transmission efficiencies are sequenced from large to small, and the interconnection node corresponding to the data transmission efficiency ranked at the previous preset ranking is used as a target node.
2. The method according to claim 1, wherein before obtaining at least one connection link connecting the controlled terminal and the control terminal according to the transmission nodes connected to each other, the method further comprises:
constructing a connection network according to the connection information of the transmission nodes connected with each other;
judging whether the connection network can connect the controlled terminal and the control terminal;
if the connection network can communicate the controlled terminal and the control terminal, at least one connection link for communicating the controlled terminal and the control terminal is obtained;
and if the connection network cannot communicate the controlled terminal and the control terminal, ending the connection between the control terminal and the controlled terminal, and sending a prompt message of connection failure to the control terminal.
3. The method according to claim 1, wherein the obtaining the transmission distance between the transmission node and each of the interconnection nodes according to the location information of the transmission node and each of the interconnection nodes comprises:
obtaining the transmission distance between the transmission node and each interconnection node according to the current position information and the historical position information of the transmission node and each interconnection node; the transmission pitch includes: a current transmission interval and a historical transmission interval every lapse of a preset time period before the current time.
4. The method according to claim 3, wherein the obtaining the data transmission rate of the interlink node comprises:
acquiring the average uplink rate, the uplink rate idle rate, the average downlink rate and the downlink rate idle rate of each interconnected node;
obtaining uplink rate sharing quantity according to the uplink rate and the uplink rate idle rate of each interconnection node;
obtaining a downlink rate sharing quantity according to the downlink rate and the downlink rate idle rate of the interconnected nodes;
if the uplink rate sharing amount is less than or equal to the downlink rate sharing amount, taking the uplink rate sharing amount as the data transmission rate;
and if the uplink rate sharing quantity is larger than the downlink rate sharing quantity, taking the downlink rate sharing quantity as the data transmission rate.
5. The method according to any one of claims 1 to 4, wherein the obtaining the total transmission efficiency of each link to be connected according to the data transmission efficiency of any two terminals respectively comprises:
and for each connecting link, accumulating the data transmission efficiency of all the adjacent two mobile terminals on the connecting link to obtain the total transmission efficiency of the connecting link.
6. A terminal remote control system based on 5G communication comprises: terminals interconnected based on D2D communication technology, characterized in that the system comprises:
a first acquisition unit configured to acquire position information of a controlled terminal and a control terminal that controls the controlled terminal;
the first processing unit is used for determining a preset area according to the controlled terminal and the position information of the control terminal; the controlled terminal and the control terminal are located in the preset area;
a second obtaining unit, configured to obtain connection information of transmission nodes connected to each other in the preset area and data transmission efficiency of any two transmission nodes connected to each other;
a second processing unit, configured to obtain at least one connection link that connects the controlled terminal and the control terminal according to the transmission nodes connected to each other;
comparing the number of transmission nodes in all the connection links to obtain the number of the transmission nodes which are least needed for communicating the controlled terminal with the control terminal and serve as a first number;
a third processing unit, configured to acquire a link to be connected from all the connection links; the number of the transmission nodes of the link to be connected is less than or equal to the sum of the first number and the preset number;
a third obtaining unit, configured to obtain total transmission efficiency of each link to be connected according to data transmission efficiencies of any two terminals;
a comparing unit, configured to compare the total transmission efficiency, and use the link to be connected with the highest total transmission efficiency as a target connection link;
the control unit is used for controlling the control terminal to send a control instruction to the controlled terminal through the target connection link, so that the controlled terminal executes the operation corresponding to the control instruction;
the second obtaining unit is specifically configured to obtain, for each transmission node, location information of the transmission node, and location information and a data transmission rate of an interconnection node; wherein, the interconnection node includes: the distance between the transmission nodes and the transmission nodes is smaller than a first preset distance; obtaining the transmission distance between the transmission node and each interconnection node according to the position information of the transmission node and each interconnection node; determining an interconnection node for transmitting data for the transmission node as a target node according to the transmission distance and the data transmission rate between each interconnection node and the transmission node; the transmission node is connected with a target node in the preset area;
the second obtaining unit is specifically configured to calculate, for each transmission node, data transmission efficiency between the transmission node and the interconnect node by using the following formula:
k is the data transmission efficiency, V is the data transmission rate of the interconnection node, N0 is the current transmission interval between the transmission node and the interconnection node, N1 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, N2 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, N3 is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X, and Nn is the historical transmission interval between the transmission node and the interconnection node before the transmission node and the interconnection node pass through a preset time length X;
the second obtaining unit is specifically configured to compare data transmission efficiency of each of the interconnection nodes and the transmission node with a corresponding preset transmission efficiency threshold, and determine whether the data transmission efficiency is greater than or equal to the corresponding preset transmission efficiency threshold; if any data transmission efficiency is larger than or equal to the preset transmission efficiency threshold value, taking the interconnection node corresponding to the data transmission efficiency as a target node; if all the data transmission efficiencies are smaller than the preset transmission efficiency threshold value, all the data transmission efficiencies are sequenced from large to small, and the interconnection node corresponding to the data transmission efficiency ranked at the previous preset ranking is used as a target node.
7. A terminal remote control device based on 5G communication comprises: the mobile terminals are connected with each other based on the D2D communication technology, and the mobile terminals are characterized by further comprising a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory are used for completing the communication with each other through the communication bus;
a memory for storing a computer program;
a processor for implementing the method for remotely controlling a terminal based on 5G communication according to any one of claims 1 to 5 when executing the program stored in the memory.
8. A computer-readable storage medium, characterized in that the computer-readable storage medium stores one or more programs which are executable by one or more processors to implement the method for remote control of a terminal based on 5G communication of any one of claims 1 to 5.
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| CN106341468A (en) * | 2016-08-29 | 2017-01-18 | 镇江惠通电子有限公司 | Remote wakeup method, device and system of intelligent equipment |
| CN106686679A (en) * | 2016-12-19 | 2017-05-17 | 西安交通大学 | Multihop D2D route hop count limiting method based on energy efficiency in content center network |
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