CN110545539B

CN110545539B - Self-adaptive link establishment method and system based on big data

Info

Publication number: CN110545539B
Application number: CN201910819640.8A
Authority: CN
Inventors: 樊馨; 其他发明人请求不公开姓名
Original assignee: Shenzhen Changqing Network Technology Co Ltd
Current assignee: Shenzhen Changqing Network Technology Co., Ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-11-20
Anticipated expiration: 2039-08-31
Also published as: CN110545539A

Abstract

The embodiment of the application provides a self-adaptive link establishing method based on big data, which is characterized in that data interaction of Bluetooth and Wi-Fi double channels is realized through networking of a main control end, a first terminal and a second terminal, signal intensity is judged through a big data server, network enhancement is performed in a network function virtualization mode, and a high-speed stable mobile network is established, so that the speed and the stability of the network are improved, meanwhile, the networking power of multiple terminals is reduced, and the service life of the terminals is prolonged.

Description

Self-adaptive link establishment method and system based on big data

Technical Field

The present application relates to the field of big data technologies, and in particular, to a method and a system for establishing an adaptive link based on big data.

Background

With the increasing intellectualization of mobile terminals and the arrival of 5G NR, various terminal devices need to be networked and realize data transmission and interaction, such as fast-driving automobiles, smart homes and industrial devices.

Before 5G, networking between traditional devices is performed by Wi-Fi, and if the data transmission rate is low, bluetooth can be considered for interconnection and intercommunication, but bluetooth is only applicable to low-speed data transmission of 1Mbps, i.e., is applied to a small number of control data scenes, such as music playing, call receiving and making, and the like, and is not applicable to high-speed data transmission.

In the prior art, a dedicated network (e.g., a local area network) can be established between terminals through a Wi-Fi network to realize network sharing, but the connection mode is single, the problem of resource allocation is not considered, and a corresponding adaptive switching mechanism is not provided for the signal strength in the moving process.

Disclosure of Invention

The embodiment of the application provides a self-adaptive link establishment method and system based on big data, and can solve the problem that a connection link is difficult to establish in a self-adaptive manner in the prior art.

The embodiment of the application provides a self-adaptive link establishment method based on big data, which comprises the following steps:

the first terminal, the main control terminal and the second terminal are connected through Bluetooth to form a private network;

the first terminal receives a control signaling from the main control terminal through Bluetooth;

the first terminal reports the detected signal intensity of the current base station, the signal intensity of the surrounding base stations and the current position information to the base station;

the base station transmits the signal intensity of the current base station, the signal intensity of peripheral base stations and the current position information to a big data server;

the big data server determines the quality of a current network transmission signal, if the signal intensity is smaller than a preset threshold value, a plurality of peripheral edge servers are scheduled to form a network slice type networking through a Network Function Virtualization (NFV) algorithm so as to improve the signal intensity of a current base station to be higher than or equal to the preset threshold value, and a connection establishing instruction is sent to the base station;

the base station receives a connection establishing instruction sent by the big data server and sends the connection establishing instruction to the first terminal;

the first terminal sends the received connection instruction to the main control end, the main control end controls the second end and the first terminal to establish a data link in a Wi-Fi mode, and the second terminal obtains network data from the first terminal.

Optionally, after the second terminal acquires the network data from the first terminal, the method further includes:

when the electric quantity of the first terminal is lower than a preset threshold value, the first terminal sends a signaling switching instruction to the main control terminal;

the main control end sends the link switching instruction to the second terminal;

and the second terminal and the first terminal disconnect the data link, or the first terminal and the second terminal disconnect the current data link and reestablish a new data link, and the first terminal receives network data through the second terminal.

when the geographical position of the first terminal is changed, sending a routing update message to the base station, and transmitting the routing update message to the big data server by the base station, wherein the routing update message comprises a Radio Network Temporary Identifier (RNTI);

the big data server determines a DCI format and a corresponding search space, performs Physical Downlink Control Channel (PDCCH) resource de-mapping in different types of search spaces, extracts a control resource set under a current detection scene, adaptively determines a current aggregation level sequence by using Channel Quality Information (CQI), and determines candidate base station power with a current routing position as a center;

and networking the candidate base stations serving as the SDN to provide network data for the first terminal after the position is updated.

when the flow of the first terminal is lower than a preset threshold value, the first terminal sends a signaling switching instruction to the main control terminal;

the second terminal sends a data connection request to the base station, and the base station sends the data connection request to the big data server so that the big data server performs user authentication and flow distribution, wherein the second terminal is provided with an eSIM card;

after receiving the data connection response, the second terminal disconnects the data link with the first terminal, or the first terminal and the second terminal disconnect the current data link and reestablish a new data link, and the first terminal receives network data through the second terminal.

Optionally, the method further comprises:

and if the signal intensity is greater than or equal to a preset threshold value, the big data server judges whether the first terminal needs to perform signal enhancement according to massive historical data, wherein the massive historical data comprises a switching target base station in a similar environment, a switching success rate, service quality before and after switching and ping-pong switching probability after switching.

Optionally, the acquiring, by the second terminal, network data from the first terminal includes:

the first terminal starts a Wi-Fi hotspot, the second terminal and the first terminal perform hotspot connection after authentication, and share public network data connection of the first terminal.

Optionally, before the first terminal receives the control signaling from the master through bluetooth, the method further includes:

the main control end receives voice input of a user, carries out semantic conversion on the voice to form signaling codes, carries out coding compression on the signaling codes and sends the compressed signaling codes to the first terminal.

Optionally, the first terminal is configured with a MIMO millimeter wave filtering antenna, and the method further includes:

the first terminal sends a data connection request to the base station by utilizing the MIMO technology;

the big data server receives information for performing random access from the base station, confirms channel information of the random access, determines access security of the first terminal according to the channel information, and suggests data exchange with the first terminal.

Optionally, the main control terminal is an intelligent bracelet, the first terminal is user equipment UE, and the second terminal is a vehicle-mounted mobile device.

An embodiment of the present invention further provides a system, including a memory and a processor, where the memory stores a computer program, and when the computer program is executed by the processor, the processor executes the above method steps.

According to the self-adaptive link establishing method based on the big data, data interaction of Bluetooth and Wi-Fi double channels is achieved through networking of the main control end, the first terminal and the second terminal, signal intensity is judged through the big data server, network enhancement is conducted through a network function virtualization mode, and a high-speed stable mobility network is established, so that the speed and the stability of the network are improved, meanwhile, the power of multi-terminal networking is reduced, and the service life of the terminal is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a flow diagram of a method in one embodiment;

FIG. 2 is a schematic diagram of a system configuration according to an embodiment;

FIG. 3 is a schematic diagram showing an internal structure of a system according to an embodiment;

fig. 4 is a block diagram of a partial structure of a mobile terminal related to the system in one embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that, as used herein, the terms "first," "second," and the like may be used herein to describe various elements, but these elements are not limited by these terms. These terms are only used to distinguish one element from another. For example, a first client may be referred to as a second client, and similarly, a second client may be referred to as a first client, without departing from the scope of the present application. Both the first client and the second client are clients, but they are not the same client.

Example one

An embodiment of the present application provides a method for establishing an adaptive link based on big data, and as shown in fig. 1, the method includes:

s101, the first terminal, the main control terminal and the second terminal are connected through Bluetooth to form a private network;

in the embodiment of the application, the first terminal, the main control terminal and the second terminal can be systems. The system may be a device with a bluetooth communication function, including but not limited to a camera, a video camera, a mobile terminal (e.g., a smart phone), a tablet computer (pad), a Personal Digital Assistant (PDA), a portable device (e.g., a portable computer), a wearable device (e.g., a bracelet, a watch), and the like, which is not limited in this embodiment of the present invention.

Optionally, the first terminal can be a mobile phone, has the bluetooth function simultaneously, also can insert the internet through the 5G gateway in real time, realizes high-speed downloading, and the main control end can be function bracelet or wrist-watch, wears on one's body the user, can realize intelligent control, realizes intelligent control through conveniently gathering user input command or user voice command.

The first terminal and the second terminal can mutually receive and transmit data, and by taking the vehicle-mounted terminal equipment and the mobile phone equipment as examples, because the vehicle-mounted terminal equipment is large in size, a large number of 5G microstrip antennas can be installed without considering the size and area occupied by the microstrip antennas, so the signal transmission capability is strong, the antenna gain is strong, and the vehicle-mounted terminal equipment is suitable for providing stable wireless signal input and output in a high-speed process. The mobile phone has the wireless signal access capability, and with the increase of 5G base stations and the enhancement of the radiation range, the mobile phone signal connection can be suitable for seamless switching and connection of networks on high-speed running automobiles.

In the embodiment of the invention, the internet of vehicles V2X may access the network through the vehicle-mounted terminal, or may perform a Wi-Fi hotspot sharing network through the mobile phone. In the prior art, a hotspot is usually opened through a mobile phone, a vehicle-mounted terminal joins the hotspot local area network, and a handshake connection network is formed. In the embodiment of the invention, as the driver is inconvenient to operate the mobile phone in the driving process, the local area network interaction of the first terminal and the second terminal is creatively provided by the main control terminal. The first terminal and the second terminal are respectively controlled by the main control end to establish or disconnect, and the main control end can be wearable equipment, such as a watch or a bracelet, and is worn on the arm of a driver, so that the driver can conveniently control the wearable equipment. Meanwhile, the main control end is provided with a microphone, receives voice input of a user and is used for realizing voice control of the first terminal and the second terminal.

S102, the first terminal receives a control signaling from the main control terminal through Bluetooth;

in the embodiment of the invention, the first terminal, the main control terminal and the second terminal carry out signaling interaction through the Bluetooth, the Bluetooth is suitable for short-distance wireless transmission, the power is low, but the transmission rate is not high, so the Bluetooth is only suitable for transmitting signaling, and the transmission of data is carried out through a single wifi channel.

Optionally, before the first terminal receives the control signaling from the master control end through bluetooth, the method further includes:

the main control end receives the voice input of the user, carries out semantic conversion on the voice to form a signaling code, carries out code compression on the signaling code and sends the compressed signaling code to the first terminal.

S103, the first terminal reports the detected signal intensity of the current base station, the signal intensity of the surrounding base stations and the current position information to the base station;

in the embodiment of the present invention, due to the restriction of the road condition and the networking flexibility of 5G, the signal strength of the first terminal may be unstable due to the problem of signal shielding or coverage during the driving process, so in the embodiment of the present invention, the first terminal may report the signal strength in real time, and in the 3GPP R16 standard protocol, the first terminal may obtain the current signal strength of the base station, the signal strength of the surrounding base stations, and the current information position (obtained through LBS) and report the base station, which is not described herein again.

Optionally, the method for determining whether the signal needs to be enhanced may further include:

and if the signal intensity is greater than or equal to the preset threshold value, the big data server judges whether the first terminal needs to perform signal enhancement according to massive historical data, wherein the massive historical data comprises a switching target base station in a similar environment, a switching success rate, service quality before and after switching and ping-pong switching probability after switching.

S104, the base station transmits the signal intensity of the current base station, the signal intensity of the peripheral base stations and the current position information to a big data server;

in the embodiment of the invention, the base station is responsible for transmitting the message, and the big data server is a core network component part of the 5G NR and utilizes a big data technology to exchange, collect and feed back massive data. In the embodiment of the invention, the big data server controls the base stations in a plurality of different areas and realizes data exchange in different areas.

S105, the big data server determines the quality of a current network transmission signal, if the signal intensity is smaller than a preset threshold value, a plurality of peripheral edge servers are scheduled to form a network slice type networking through a Network Function Virtualization (NFV) algorithm so as to improve the signal intensity of a current base station to the preset threshold value or above the preset threshold value, and a connection establishing instruction is sent to the base station;

in the embodiment of the invention, a signal threshold value is set, the big data server can measure and calculate the QOS quality of the current network according to the signal intensity of the current base station, the signal intensity of the peripheral base stations and the current position information, the magnitude of the current signal intensity is determined, the magnitude of the current signal intensity is compared with the set signal threshold value, if the signal intensity is smaller than the threshold value, resource scheduling is carried out through a network virtualization technology, the density of the base station is increased, namely, the resources of data connection are increased, and the method is realized by utilizing the specific cloud processing technology of 5G NR, namely slice networking. Specifically, scheduling of the edge servers is performed through the NFV algorithm, and a plurality of edge servers are subjected to virtual networking to enhance networking capability, so that signal strength is improved. Network slicing (network slicing) essentially divides a physical network of an operator into a plurality of virtual networks, and each virtual network is divided according to different service requirements, such as time delay, bandwidth, security, reliability and the like, so as to flexibly cope with different network application scenarios. The technology of network slicing can refer to the standard protocol of 3GPP R16, and the embodiments of the present invention will not be described in detail.

S106, the base station receives a connection establishing instruction sent by the big data server and sends the connection instruction to the first terminal;

s107, the first terminal sends the received connection instruction to the main control end, the main control end controls the second end and the first terminal to establish a data link in a Wi-Fi mode, and the second terminal obtains network data from the first terminal.

After the problem of signal stability is solved, the base station transmits a connection instruction to the first terminal, the first terminal confirms that the quality of the network signal reaches the standard after receiving the signal, the Wi-Fi hotspot mode is established in a self-adaptive mode to be connected with the second terminal, and the second terminal obtains data through the first terminal.

Optionally, the second terminal obtains the network data from the first terminal, and specifically may be:

Optionally, after the second terminal acquires the network data from the first terminal, the embodiment of the present invention further includes the following steps:

In the embodiment of the present invention, the first terminal is used as a network access point of the second terminal, power consumption of the first terminal is increased, and for the second terminal (for example, a vehicle-mounted terminal device), the second terminal can be charged by a vehicle-mounted battery, so that a power consumption situation of the first terminal is far smaller than that of the first terminal. In addition, the network sharing can be stopped when the two are disconnected according to the switching instruction.

when the geographical position of the first terminal is changed (for example, when the first terminal is in a vehicle running at a rush speed), sending a routing update message to the base station, and transmitting the routing update message to the big data server by the base station, wherein the routing update message comprises a Radio Network Temporary Identifier (RNTI);

the big data server determines a DCI (Downlink Control information) format and a corresponding search space, performs physical downlink Control channel PDCCH resource de-mapping in different types of search spaces, extracts a Control resource set under a current detection scene, adaptively determines a current aggregation level sequence by using Channel Quality Information (CQI), and determines the power of a candidate base station taking a current routing position as a center;

Pdcch (physical Downlink Control channel) is used for sending Information for Downlink, and the transmitted Information includes common Control Information (system Information, paging Information, etc.) and user-specific Information (Downlink resource allocation indication, UL grants, PRACH responses, uplink power Control parameters, etc.). For each dci (downlink Control information), the big data server may allocate 1/2/4/8 logically consecutive CCEs for transmission according to channel quality. Different DCI information may be used for different purposes, for example, there are DCI allocated to downlink RB resources, DCI allocated to uplink RB resources, DCI adjusted for uplink power control, and DCI specifically for downlink dual-stream space division multiplexing. The protocols classify these DCIs and distinguish them with different DCI formats. In the protocol version R9, the following DCI types are defined in total: DCI0, DCI1, DCI1A, DCI1B, DCI1C, DCI1D, DCI2, DCI2A, DCI2B, DCI3, and DCI 3A. The DCI0, the DCI3, and the DCI3A are DCI types related to an uplink PUSCH or PUCCH, and the DCI1, the DCI1A, the DCI1B, the DCI1C, the DCI1D, the DCI2, the DCI2A, and the DCI2B are DCI types for a downlink PDSCH, and specifically can be referred to an official website of 3GPP, which is not described in detail in the embodiment of the present invention.

Optionally, if the traffic of the first terminal reaches a certain threshold, the embodiment of the present invention may further implement traffic interchange between the first terminal and the second terminal, that is, the second terminal serves as a data sending terminal and is responsible for performing network interconnection with an external network, and shares data with the first terminal through the WIFI hotspot, and the first terminal serves as a data receiving terminal and receives data of the second terminal. Specifically, after the second terminal acquires the network data from the first terminal, the method specifically includes:

when the flow of the first terminal is lower than a preset threshold value, the first terminal sends a signaling switching instruction to the main control end;

the second terminal sends a data connection request to the base station, and the base station sends the data connection request to the big data server so as to enable the big data server to perform user authentication and flow distribution, wherein the second terminal is provided with an eSIM card;

Optionally, if the first terminal is configured with a MIMO millimeter wave filtering antenna, the method further includes:

the big data server receives information for performing random access from the base station, confirms channel information of the random access, determines access security of the first terminal according to the channel information, and exchanges data with the first terminal.

Optionally, the main control terminal is an intelligent bracelet and/or an intelligent watch, the first terminal is user equipment UE, and the second terminal is a vehicle-mounted mobile device or an intelligent home sensor.

The embodiment of the present invention further provides a system 20 for adaptive link establishment (as shown in fig. 2), which includes a first terminal 201, a main control end 202, and a second terminal 203, which are respectively configured to execute the foregoing methods.

Fig. 3 is a schematic diagram of the internal structure of the system in one embodiment. As shown in fig. 4, the terminal includes a processor, a memory, and a network interface connected through a system bus. Wherein, the processor is used for providing calculation and control capability and supporting the operation of the whole system. The memory is used for storing data, programs and the like, and the memory stores at least one computer program which can be executed by the processor to realize the wireless network communication method suitable for the system provided by the embodiment of the application. The memory may include a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The computer program is executable by a processor for implementing a method for scene depth calculation as provided in the following embodiments. The internal memory provides a cached execution environment for the operating system computer programs in the non-volatile storage medium. The network interface may be an ethernet card or a wireless network card, etc. for communicating with an external system. The system can be a mobile terminal, a tablet computer or a personal digital assistant or a wearable device and the like.

The embodiment of the application also provides a computer readable storage medium. One or more non-transitory computer-readable storage media containing computer-executable instructions that, when executed by one or more processors, perform the steps of the above-described methods.

A computer program product comprising instructions which, when run on a computer, cause the computer to perform the method described above.

The embodiment of the application also provides a system. For convenience of explanation, only the parts related to the embodiments of the present application are shown, and details of the specific technology are not disclosed. The system may be any terminal device including a mobile terminal, a tablet computer, a PDA (Personal Digital Assistant), a POS (Point of Sales), a vehicle-mounted computer, a wearable device, etc., taking the system as the mobile terminal as an example:

fig. 4 is a block diagram of a partial structure of a mobile terminal related to the system provided in the embodiment of the present application. Referring to fig. 4, the mobile terminal includes: radio Frequency (RF) circuit 410, memory 420, input unit 430, display unit 440, sensor 450, audio circuit 460, wireless fidelity (WiFi) module 470, processor 480, and power supply 490. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 4 is not intended to be limiting of mobile terminals and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.

The RF circuit 410 may be used for receiving and transmitting signals during information transmission or communication, and may receive downlink information of a base station and then process the downlink information to the processor 480; the uplink data may also be transmitted to the base station. Typically, the RF circuitry includes, but is not limited to, an antenna, at least one Amplifier, a transceiver, a coupler, a Low Noise Amplifier (LNA), a duplexer, and the like. In addition, the RF circuitry 410 may also communicate with networks and other devices via wireless communications. The wireless communication may use any communication standard or protocol, including but not limited to Global System for Mobile communication (GSM), General Packet Radio Service (GPRS), Code Division Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), Long Term Evolution (LTE)), e-mail, Short Messaging Service (SMS), and the like.

The memory 420 may be used to store software programs and modules, and the processor 480 executes various functional applications and data processing of the mobile terminal by operating the software programs and modules stored in the memory 420. The memory 420 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required for at least one function (such as an application program for a sound playing function, an application program for an image playing function, and the like), and the like; the data storage area may store data (such as audio data, an address book, etc.) created according to the use of the mobile terminal, etc. Further, the memory 420 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.

The input unit 430 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal 400. Specifically, the input unit 430 may include a touch panel 431 and other input devices 432. The touch panel 431, which may also be referred to as a touch screen, may collect touch operations of a user on or near the touch panel 431 (e.g., operations of a user on or near the touch panel 431 using any suitable object or accessory such as a finger or a stylus) and drive a corresponding connection device according to a preset program. In one embodiment, the touch panel 431 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 480, and receives and executes commands sent from the processor 480. In addition, the touch panel 431 may be implemented in various types, such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. The input unit 430 may include other input devices 432 in addition to the touch panel 431. In particular, other input devices 432 may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control keys, switch keys, etc.), and the like.

The display unit 440 may be used to display information input by a user or information provided to the user and various menus of the mobile terminal. The display unit 440 may include a display panel 441. In one embodiment, the Display panel 441 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like. In one embodiment, the touch panel 431 may cover the display panel 441, and when the touch panel 431 detects a touch operation thereon or nearby, the touch panel is transmitted to the processor 480 to determine the type of the touch event, and then the processor 480 provides a corresponding visual output on the display panel 441 according to the type of the touch event. Although the touch panel 431 and the display panel 441 are shown in fig. 4 as two separate components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 431 and the display panel 441 may be integrated to implement the input and output functions of the mobile terminal.

The mobile terminal 400 may also include at least one sensor 450, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor may include an ambient light sensor that may adjust the brightness of the display panel 441 according to the brightness of ambient light, and a proximity sensor that may turn off the display panel 441 and/or a backlight when the mobile terminal is moved to the ear. The motion sensor can comprise an acceleration sensor, the acceleration sensor can be used for detecting the magnitude of acceleration in each direction, the magnitude and the direction of gravity can be detected when the mobile terminal is static, and the motion sensor can be used for identifying the application (such as horizontal and vertical screen switching) of the posture of the mobile terminal, and relevant functions (such as pedometer and knocking) of vibration identification and the like; the mobile terminal may be provided with other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor.

The audio circuit 460, speaker 461 and microphone 462 may provide an audio interface between a user and the mobile terminal. The audio circuit 460 may transmit the electrical signal converted from the received audio data to the speaker 461, and convert the electrical signal into a sound signal for output by the speaker 461; on the other hand, the microphone 462 converts the collected sound signal into an electrical signal, which is received by the audio circuit 460 and converted into audio data, which is then processed by the audio data output processor 480 and then transmitted to another mobile terminal via the RF circuit 410, or the audio data is output to the memory 420 for subsequent processing.

WiFi belongs to a short-distance wireless transmission technology, and the mobile terminal can help a user send and receive e-mails, browse webpages, access streaming media and the like through the WiFi module 470, and provides wireless broadband internet access for the user. Although fig. 4 illustrates the WiFi module 470, it is understood that it does not belong to the essential constitution of the mobile terminal 400 and may be omitted as needed.

The processor 480 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 420 and calling data stored in the memory 420, thereby integrally monitoring the mobile terminal. In one embodiment, processor 480 may include one or more processing units. In one embodiment, processor 480 may integrate an application processor and a modem processor, wherein the application processor primarily handles operating systems, user interfaces, applications, and the like; the modem processor handles primarily wireless communications. It will be appreciated that the modem processor described above may not be integrated into processor 480.

The mobile terminal 400 also includes a power supply 490 (e.g., a battery) for powering the various components, which may preferably be logically connected to the processor 480 via a power management system that may enable managing charging, discharging, and power consumption via the power management system.

In one embodiment, the mobile terminal 400 may further include a camera, a bluetooth module, and the like.

In an embodiment of the application, the system comprises the steps of a method for image correction when the processor 480 executes a computer program stored on a memory.

Any reference to memory, storage, database, or other medium used herein may include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM), which acts as external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms, such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), Enhanced SDRAM (ESDRAM), synchronous Link (Synchlink) DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and bus dynamic RAM (RDRAM).

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A big data-based adaptive link establishment method is characterized by comprising the following steps:

the first terminal sends the received connection instruction to the main control terminal, the main control terminal controls the second terminal and the first terminal to establish a data link in a Wi-Fi mode, and the second terminal obtains network data from the first terminal.

2. The method of claim 1, wherein after the second terminal obtains network data from the first terminal, the method further comprises:

3. The method of claim 1, wherein after the second terminal obtains network data from the first terminal, the method further comprises:

4. The method of claim 1, wherein after the second terminal obtains network data from the first terminal, the method further comprises:

5. The method according to any one of claims 1-4, further comprising:

6. The method of claim 1, wherein the second terminal obtains network data from the first terminal, comprising:

7. The method of claim 1, wherein before the first terminal receives the control signaling from the master over bluetooth, the method further comprises:

8. The method of claim 1, wherein the first terminal is configured with a MIMO millimeter wave filtering antenna, the method further comprising:

and the big data server receives information for executing random access from the base station, confirms channel information of the random access, determines access security of the first terminal according to the channel information, and exchanges data with the first terminal.

9. The method according to claim 1, wherein the master control terminal is a smart band, the first terminal is a User Equipment (UE), and the second terminal is a vehicle-mounted mobile device.

10. A system comprising a memory and a processor, the memory having stored thereon a computer program, characterized in that the computer program, when executed by the processor, causes the processor to carry out the method steps according to any of claims 1-9.