CN110290563A - Wireless access switching method, device and system and electronic equipment - Google Patents
Wireless access switching method, device and system and electronic equipment Download PDFInfo
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- CN110290563A CN110290563A CN201910448781.3A CN201910448781A CN110290563A CN 110290563 A CN110290563 A CN 110290563A CN 201910448781 A CN201910448781 A CN 201910448781A CN 110290563 A CN110290563 A CN 110290563A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0077—Transmission or use of information for re-establishing the radio link of access information of target access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention provides a wireless access switching method, a wireless access switching device, a wireless access switching system and electronic equipment. The method comprises the following steps: acquiring preset node information of at least one wireless access node, wherein the node information comprises a node identifier of the wireless access node and channel information of a channel adopted by the wireless access node; selecting a target node from the wireless access nodes according to the node information; and sending a connection request to the target node according to the channel information of the channel adopted by the target node so as to connect the target node. The embodiment of the invention directly selects the target node for connection according to the node information when the wireless access node is switched by presetting the node information of each wireless access node, thereby avoiding the operation of scanning all channels, greatly saving the switching time of the wireless access nodes and improving the switching efficiency.
Description
Technical field
The present invention relates to logistics fields more particularly to a kind of wireless access switching method, device and system and electronics to set
It is standby.
Background technique
In existing logistics warehouse, various physical distribution terminal equipment generally pass through Wireless Fidelity (Wireless
Fidelity；Hereinafter referred to as: WIFI) link is communicated with server, with for logistics object storage, outbound, make an inventory, adjust
The basic link for waiting storehouse managements is dialled, the transmission of related data is carried out.
Since the signal cover of radio access node is limited, when logistics warehouse is larger, it is multiple to generally require deployment
Entire logistics warehouse is completely covered to realize in radio access node, and different radio access nodes is passed using different channels as far as possible
Transmission of data, to avoid signal interference.And when staff holds physical distribution terminal equipment and moves within the scope of warehouse, physical distribution terminal is set
It is standby to need to switch between the radio access node of different coverage areas, to keep data communication.
When carrying out radio access node switching, need to switch over and scan one by one for all available channels, thus
Available radio access node and its used channel and corresponding signal strength are determined, for example, the letter of 2.4GHz frequency band
There are 13 available channels in road, then the determination in this 13 available channels is needed to have which channel by which radio access node
It is used, and then selects suitable radio access node according to signal strength, to transmit data.
It just can determine that available radio access node due to needing to scan whole channels, so that entire scanning switching
The process consuming time is longer, will affect the efficiency of data transmission.
Summary of the invention
The embodiment of the present invention provides a kind of wireless access switching method, device and system and electronic equipment, existing to solve
Have and scans handoff procedure consuming time longer defect in technology.
In order to achieve the above objectives, the embodiment of the invention provides a kind of wireless access switching methods, comprising:
The nodal information of at least one preset radio access node is obtained, the nodal information includes radio access node
Node identification and the radio access node used by channel channel information；
According to the nodal information, destination node is chosen from the radio access node；
According to the channel information of channel used by the destination node, Xiang Suoshu destination node sends connection request, with
Connect the destination node.
The embodiment of the invention also provides a kind of wireless access switching devices, comprising:
Nodal information obtains module, for obtaining the nodal information of at least one preset radio access node, the section
Point information includes the channel information of channel used by the node identification and the radio access node of radio access node；
Destination node chooses module, for choosing target section from the radio access node according to the nodal information
Point；
Switching module, for the channel information of the channel according to used by the destination node, Xiang Suoshu destination node hair
Connection request is sent, to connect the destination node.
The embodiment of the invention also provides a kind of wireless access switching systems, comprising: mobile terminal and multiple wireless access
Node, the mobile terminal are connect with a radio access node, the system also includes:
Storage server, for storing the nodal information of the radio access node, the nodal information includes wirelessly connecing
The channel information of channel used by the node identification of ingress and the radio access node；
The mobile terminal is used for, and obtains at least one wireless access section other than present node from the storage server
The nodal information of point chooses destination node according to the nodal information from the radio access node, according to the target section
The channel information of channel used by point, Xiang Suoshu destination node sends connection request, described to work as to connect the destination node
Front nodal point is the radio access node currently connected.
The embodiment of the invention also provides a kind of electronic equipment, comprising:
Memory, for storing program；
Processor, for running the described program stored in the memory, to be used for:
The nodal information of at least one preset radio access node is obtained, the nodal information includes radio access node
Node identification and the radio access node used by channel channel information；
According to the nodal information, destination node is chosen from the radio access node；
According to the channel information of channel used by the destination node, Xiang Suoshu destination node sends connection request, with
Connect the destination node.
Wireless access switching method, device and system and electronic equipment provided in an embodiment of the present invention, by preset each
The nodal information of radio access node, and make when carrying out radio access node switching, mesh is directly selected according to nodal information
Node is marked to be attached, so as to avoid scanning the operation of all channels, radio access node switching is greatly saved
Time improves switching efficiency.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the application
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the system block diagram of wireless access switching system embodiment provided by the invention；
Fig. 2 is the flow chart of wireless access switching method one embodiment provided by the invention；
Fig. 3 is the flow chart of another embodiment of wireless access switching method provided by the invention；
Fig. 4 is the structural schematic diagram of wireless access switching device one embodiment provided by the invention；
Fig. 5 is the structural schematic diagram of another embodiment of wireless access switching device provided by the invention；
Fig. 6 is the structural schematic diagram of electronic equipment embodiment provided by the invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
In existing logistics warehouse, since the signal cover of radio access node is limited, when logistics warehouse is larger
When, the multiple radio access nodes of deployment are generally required to realize, and entire logistics warehouse is completely covered, different radio access nodes
Different channel transmission datas is used, as far as possible to avoid signal interference.And when staff holds physical distribution terminal equipment in warehouse model
When enclosing interior mobile, physical distribution terminal equipment needs switch between the radio access node of different coverage areas, to keep number
According to communication.When carrying out radio access node switching, need to switch over and scan one by one for all available channels, with determination
Available radio access node and its used channel and corresponding signal strength, therefore, so that entire scanning switched
Journey consumption is time-consuming longer, will affect the efficiency of data transmission.
Therefore, present applicant proposes a kind of wireless access handover scheme, cardinal principle is: presetting each wireless access
The nodal information of node, including at least the letter of the node identification and channel used by the radio access node of radio access node
Road information, when carrying out radio access node switching, can directly according to nodal information selection target node to be attached, from
And can be avoided the operation for scanning all channels, so that the time of radio access node switching is saved, to improve switching efficiency.
Method provided in an embodiment of the present invention can be applied to any operation system with data processing and communication capacity.Figure
1 is the system block diagram of wireless access switching system embodiment provided by the invention, and structure shown in FIG. 1 is only skill of the invention
One of the example of the adaptable operation system of art scheme.As shown in Figure 1, including: mobile whole in the wireless access switching system
End, multiple radio access nodes and storage server.In the wireless access switching system, (e.g., physical distribution terminal is set mobile terminal
It is standby) it is connected with a radio access node (e.g., router), to carry out data communication.Work as prosthomere when mobile terminal gradually removes
When the coverage area of point (that is, the radio access node currently connected), signal strength can be more and more weaker.Therefore, it can be set
One preset threshold, when the signal strength of present node is lower than the preset threshold, it can be determined that mobile terminal, which will remove, works as
The coverage area of front nodal point.At this point, the accessible storage server of mobile terminal, to obtain the node letter of each radio access node
Breath, specifically, the node identification that the nodal information of each radio access node includes at least the radio access node is wireless with this
The channel information of channel used by access node is (for example, radio access node 1, channel 3；Radio access node 2, channel 6；
Radio access node 3, channel 9；……).Mobile terminal is according to these nodal informations, from the wireless access section other than present node
Destination node is selected in point, then, sends connection request to destination node to be attached.Pass through preset each wireless access section
The nodal information of point, and makes when carrying out radio access node switching, directly according to nodal information selection target node with into
Row connection is greatly saved the time of radio access node switching, improves so as to avoid scanning the operation of all channels
Switching efficiency.
Above-described embodiment is the explanation of the technical principle and illustrative application framework to the embodiment of the present invention, below by
Multiple embodiments are further described in detail specific technical solution of the embodiment of the present invention.
Embodiment one
Fig. 2 is the flow chart of wireless access switching method one embodiment provided by the invention, the executing subject of this method
It can be the mobile terminal in above-mentioned wireless access switching system, or integrated device or chip on the terminal device.
As shown in Fig. 2, the wireless access switching method includes the following steps:
S201 obtains the nodal information of at least one preset radio access node.
In embodiments of the present invention, the nodal information of radio access node includes at least the node mark of the radio access node
The channel information of channel used by knowledge and the radio access node.When carrying out radio access node switching, obtain first each
The nodal information of radio access node, the nodal information can be preset in the terminal, be stored in special
In storage server.
S202 chooses destination node according to nodal information from radio access node.
In embodiments of the present invention, according to the nodal information got, from the radio access node other than present node
Choosing destination node (that is, the node that will be accessed) specifically can randomly select destination node.
S203, the channel information of the channel according to used by destination node send connection request to destination node, with connection
Destination node.
In embodiments of the present invention, when destination node is identical as channel used by present node, without switching channel,
When the channel difference used by destination node and present node, channel used by being switched to destination node is needed, is then counted
Link information required for generating connection request is calculated, for example, wildcard (PSK) etc..Then, it is generated according to link information
Connection request, and destination node is sent to be attached.
Wireless access switching method provided in an embodiment of the present invention, by the nodal information of preset each radio access node,
And make when carrying out radio access node switching, directly according to nodal information selection target node to be attached, so as to
The operation for enough avoiding scanning all channels is greatly saved the time of radio access node switching, improves switching efficiency.
Embodiment two
Fig. 3 is the flow chart of another embodiment of wireless access switching method provided by the invention.As shown in figure 3, upper
On the basis of stating embodiment illustrated in fig. 3, wireless access switching method provided in this embodiment can with the following steps are included:
S301 detects the signal strength of present node.
S302, when the signal strength of present node is lower than preset threshold, triggering executes following step S303 and subsequent behaviour
Make.
In embodiments of the present invention, present node is the radio access node currently connected.When mobile terminal gradually removes
When the coverage area of present node, signal strength can be more and more weaker.Therefore, a preset threshold can be set, when working as prosthomere
When the signal strength of point is lower than the preset threshold, it can be determined that mobile terminal will remove the coverage area of present node.Therefore,
The operation of radio access node can be switched with triggering following.
S303 obtains the nodal information of at least one preset radio access node.
In embodiments of the present invention, step S303 is identical as the step S201 in above-mentioned embodiment illustrated in fig. 2, herein no longer
It repeats.
S304 is scanned channel used by multiple radio access nodes according to nodal information, and acquisition is each wirelessly to be connect
The signal strength of ingress.
S305, the highest radio access node of selection signal intensity is as destination node.
It in embodiments of the present invention, can be according to each wireless when the radio access node other than present node is multiple
The nodal information of access node is successively scanned channel used by it, to obtain the signal of each radio access node
Intensity, then, the highest radio access node of selection signal intensity is as destination node, to be attached, so as to improve
Data transmission efficiency.
S306 obtains the link information of destination node.
S307 generates the connection request for being directed to destination node according to link information.
In embodiments of the present invention, the link information of each radio access node can also be stored in advance in storage server
In, after selected target node, mobile terminal can directly obtain the link information of destination node from storage server, and avoid
It is calculated, to further increase switching efficiency.
S308 when channel difference used by channel and present node used by the destination node, switches to target section
Channel used by point.
S309 sends connection request to destination node, with linking objective node.
In embodiments of the present invention, it when the channel difference used by destination node and present node, needs to be switched to mesh
Mark node used by channel, the connection request for destination node for then generating step S307 be sent to destination node with
It is attached.
Wireless access switching method provided in an embodiment of the present invention, the signal strength by detecting present node trigger wireless
The handover operation of access node, by the nodal information of preset each radio access node, selection signal intensity is highest wirelessly to be connect
Ingress switches over, the data transmission efficiency after can be improved switching, also, in linking objective node, directlys adopt pre-
The link information deposited improves switching efficiency to further save the time of radio access node switching.
Embodiment three
Fig. 4 is the structural schematic diagram of wireless access switching device one embodiment provided by the invention, can be used for executing such as
Method and step shown in Fig. 2.As shown in figure 4, the wireless access switching device includes: that nodal information obtains module 41, target section
Click modulus block 42 and switching module 43.
Wherein, nodal information obtains the nodal information that module 41 is used to obtain at least one preset radio access node,
The nodal information includes the channel information of channel used by the node identification and the radio access node of radio access node；Mesh
Node selection module 42 is marked to be used to choose destination node from radio access node according to nodal information；Switching module 43 is used for
The channel information of the channel according to used by destination node sends connection request to destination node, with linking objective node.
In embodiments of the present invention, when carrying out radio access node switching, module 41 is obtained by nodal information first and is obtained
The nodal information of each radio access node is taken, which can preset in the terminal, be stored in specially
In the storage server of door.Then, destination node chooses the nodal information that module 42 is got according to 41, other than present node
Radio access node in choose destination node (that is, the node that will be accessed) specifically can randomly select destination node.
Finally, being used for the channel information of the channel according to used by destination node as switching module 43, connection is sent to destination node and is asked
It asks, with linking objective node.When destination node is identical as channel used by present node, switching module 43 is without switching letter
Road, when the channel difference used by destination node and present node, switching module 43 needs to be switched to destination node and is used
Channel, then calculate generate connection request required for link information, for example, wildcard (PSK) etc..Then, root
Connection request is generated according to link information, and is sent to destination node to be attached.
Wireless access switching device provided in an embodiment of the present invention, by the nodal information of preset each radio access node,
And make when carrying out radio access node switching, directly according to nodal information selection target node to be attached, so as to
The operation for enough avoiding scanning all channels is greatly saved the time of radio access node switching, improves switching efficiency.
Example IV
Fig. 5 is the structural schematic diagram of another embodiment of wireless access switching device provided by the invention, can be used for holding
Row method and step as shown in Figure 3.As shown in figure 5, the embodiment of the present invention provides on the basis of above-mentioned embodiment illustrated in fig. 4
Wireless access switching device in, destination node choose module 42 may include: scanning element 421 and selecting unit 422.
Wherein, scanning element 421 can be used for according to nodal information, to channel used by multiple radio access nodes into
Row scanning, obtains the signal strength of each radio access node；Selecting unit 422 is used for the highest wireless access of selection signal intensity
Node is as destination node.
In embodiments of the present invention, when the radio access node other than present node is multiple, scanning element 421 can be with
According to the nodal information of each radio access node, channel used by it is successively scanned, to obtain each wireless access
The signal strength of node, then, the 422 highest radio access node of selection signal intensity of selecting unit as destination node, with
It is attached, so as to improve data transfer efficiency.
Further, wireless access switching device provided in an embodiment of the present invention can also include: that link information obtains mould
Block 51 and request generation module 52.
Wherein, link information, which obtains module 51, can be used for obtaining the link information of destination node；Request generation module 52
It can be used for generating the connection request for being directed to destination node according to link information.
In embodiments of the present invention, the link information of each radio access node can also be stored in advance in storage server
In, after destination node chooses 42 selected target node of module, link information obtains module 51 can be directly from storage server
The link information for obtaining destination node generates connection request by request generation module 52, and avoids being calculated, thus further
Improve switching efficiency.
Further, wireless access switching device provided in an embodiment of the present invention can also include: 53 He of detection module
Trigger module 54.
Wherein, detection module 53 can be used for detecting the signal strength of present node, and present node is the nothing currently connected
Line access node；Trigger module 54 can be used in the case where the signal strength of present node is lower than preset threshold, and triggering is held
Row obtains the operation of preset nodal information.
In embodiments of the present invention, when mobile terminal gradually removes the coverage area of present node, signal strength meeting
It is more and more weaker.Therefore, a preset threshold can be set, be somebody's turn to do when detection module 53 detects that the signal strength of present node is lower than
When preset threshold, it can be determined that mobile terminal will remove the coverage area of present node.Therefore, trigger module 54 can trigger
Nodal information obtains module 41 and executes the operation for obtaining preset nodal information.
Believe in addition, switching module 43 can be specifically used for the channel used by destination node with used by present node
In the case that road is different, channel used by destination node is switched to, and send connection request to destination node, with linking objective
Node.
The function of each module is detailed in the specific descriptions in above method embodiment in the embodiment of the present invention, no longer superfluous herein
It states.
Wireless access switching device provided in an embodiment of the present invention, the signal strength by detecting present node trigger wireless
The handover operation of access node, by the nodal information of preset each radio access node, selection signal intensity is highest wirelessly to be connect
Ingress switches over, the data transmission efficiency after can be improved switching, also, in linking objective node, directlys adopt pre-
The link information deposited improves switching efficiency to further save the time of radio access node switching.
Embodiment five
The foregoing describe the built-in function of wireless access switching device and structure, which can realize sets for a kind of electronics
It is standby.Fig. 6 is the structural schematic diagram of electronic equipment embodiment provided by the invention.As shown in fig. 6, the electronic equipment includes memory
61 and processor 62.
Memory 61, for storing program.In addition to above procedure, memory 61 is also configured to store various other
Data are to support operation on an electronic device.The example of these data includes any application for operating on an electronic device
The instruction of program or method, contact data, telephone book data, message, picture, video etc..
Memory 61 can be by any kind of volatibility or non-volatile memory device or their combination realization, such as
Static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable is read-only to be deposited
Reservoir (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk or
CD.
Processor 62 is coupled with memory 61, executes the program that memory 61 is stored, to be used for:
The nodal information of at least one preset radio access node is obtained, nodal information includes the section of radio access node
The channel information of channel used by point identification and the radio access node；
According to nodal information, destination node is chosen from radio access node；
The channel information of the channel according to used by destination node sends connection request to destination node, with linking objective
Node.
Further, as shown in fig. 6, electronic equipment can also include: communication component 63, power supply module 64, audio component 65,
Other components such as display 66.Members are only schematically provided in Fig. 6, are not meant to that electronic equipment only includes shown in Fig. 6
Component.
Communication component 63 is configured to facilitate the communication of wired or wireless way between electronic equipment and other equipment.Electronics
Equipment can access the wireless network based on communication standard, such as WiFi, 2G or 3G or their combination.In an exemplary reality
It applies in example, communication component 63 receives broadcast singal or the related letter of broadcast from external broadcasting management system via broadcast channel
Breath.In one exemplary embodiment, the communication component 63 further includes near-field communication (NFC) module, to promote short range communication.
For example, radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) skill can be based in NFC module
Art, bluetooth (BT) technology and other technologies are realized.
Power supply module 64 provides electric power for the various assemblies of electronic equipment.Power supply module 64 may include power management system
System, one or more power supplys and other with for electronic equipment generate, manage, and distribute the associated component of electric power.
Audio component 65 is configured as output and/or input audio signal.For example, audio component 65 includes a microphone
(MIC), when electronic equipment is in operation mode, when such as call mode, recording mode, and voice recognition mode, microphone is configured
To receive external audio signal.The received audio signal can be further stored in memory 61 or via communication component 63
It sends.In some embodiments, audio component 65 further includes a loudspeaker, is used for output audio signal.
Display 66 includes screen, and screen may include liquid crystal display (LCD) and touch panel (TP).If screen
Including touch panel, screen may be implemented as touch screen, to receive input signal from the user.Touch panel includes one
Or multiple touch sensors are to sense the gesture on touch, slide, and touch panel.The touch sensor can be sensed not only
The boundary of a touch or slide action, but also detect duration and pressure associated with the touch or slide operation.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (12)
1. a kind of wireless access switching method characterized by comprising
The nodal information of at least one preset radio access node is obtained, the nodal information includes the section of radio access node
The channel information of channel used by point identification and the radio access node；
According to the nodal information, destination node is chosen from the radio access node；
According to the channel information of channel used by the destination node, Xiang Suoshu destination node sends connection request, with connection
The destination node.
2. wireless access switching method according to claim 1, which is characterized in that the radio access node be it is multiple,
It is described according to the nodal information, choose destination node from the radio access node, comprising:
According to the nodal information, channel used by multiple radio access nodes is scanned, obtains each nothing
The signal strength of line access node；
The highest radio access node of selection signal intensity is as the destination node.
3. wireless access switching method according to claim 1, which is characterized in that described according to the destination node institute
The channel information of the channel of use, Xiang Suoshu destination node send connection request and are also wrapped before connecting the destination node
It includes:
Obtain the link information of the destination node；
According to the link information, the connection request for being directed to the destination node is generated.
4. according to claim 1 to wireless access switching method described in any claim in 3, which is characterized in that described
Before the nodal information for obtaining at least one preset radio access node, further includes:
The signal strength of present node is detected, the present node is the radio access node currently connected；
When the signal strength of the present node is lower than preset threshold, triggering executes the operation for obtaining preset nodal information.
5. wireless access switching method according to claim 4, which is characterized in that described to be adopted according to the destination node
The channel information of channel, Xiang Suoshu destination node sends connection request, to connect the destination node, comprising:
When channel difference used by channel and the present node used by the destination node, the target is switched to
Channel used by node；
Connection request is sent to the destination node, to connect the destination node.
6. a kind of wireless access switching device characterized by comprising
Nodal information obtains module, for obtaining the nodal information of at least one preset radio access node, the node letter
Breath includes the channel information of channel used by the node identification and the radio access node of radio access node；
Destination node chooses module, for choosing destination node from the radio access node according to the nodal information；
Switching module, for the channel information of the channel according to used by the destination node, Xiang Suoshu destination node, which is sent, to be connected
Request is connect, to connect the destination node.
7. wireless access switching device according to claim 6, which is characterized in that the radio access node be it is multiple,
The destination node chooses module
Scanning element, for being scanned to channel used by multiple radio access nodes according to the nodal information,
Obtain the signal strength of each radio access node；
Selecting unit, for the highest radio access node of selection signal intensity as the destination node.
8. wireless access switching device according to claim 6, which is characterized in that further include:
Link information obtains module, for obtaining the link information of the destination node；
Generation module is requested, for generating the connection request for being directed to the destination node according to the link information.
9. the wireless access switching device according to any claim in claim 6 to 8, which is characterized in that further include:
Detection module, for detecting the signal strength of present node, the present node is the radio access node currently connected；
Trigger module, in the case where the signal strength of the present node is lower than preset threshold, it is pre- that triggering executes acquisition
Set the operation of nodal information.
10. wireless access switching device according to claim 9, which is characterized in that the switching module is specifically used for,
In the case that channel used by the destination node is different from channel used by the present node, the target is switched to
Channel used by node, and connection request is sent to the destination node, to connect the destination node.
11. a kind of wireless access switching system characterized by comprising mobile terminal and multiple radio access nodes, the shifting
Dynamic terminal is connect with a radio access node, the system also includes:
Storage server, for storing the nodal information of the radio access node, the nodal information includes wireless access section
The channel information of channel used by the node identification and the radio access node of point；
The mobile terminal is used for, and obtains at least one radio access node other than present node from the storage server
Nodal information chooses destination node from the radio access node according to the nodal information, according to the destination node institute
The channel information of the channel of use, Xiang Suoshu destination node sends connection request, described to work as prosthomere to connect the destination node
Point is the radio access node currently connected.
12. a kind of electronic equipment, comprising:
Memory, for storing program；
Processor, for running the described program stored in the memory, to be used for:
The nodal information of at least one preset radio access node is obtained, the nodal information includes the section of radio access node
The channel information of channel used by point identification and the radio access node；
According to the nodal information, destination node is chosen from the radio access node；
According to the channel information of channel used by the destination node, Xiang Suoshu destination node sends connection request, with connection
The destination node.
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| CN201910448781.3A CN110290563A (en) | 2019-05-28 | 2019-05-28 | Wireless access switching method, device and system and electronic equipment |
| PCT/CN2020/091529 WO2020238752A1 (en) | 2019-05-28 | 2020-05-21 | Wireless access switching method, device and system, and electronic device |
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| CN201910448781.3A CN110290563A (en) | 2019-05-28 | 2019-05-28 | Wireless access switching method, device and system and electronic equipment |
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| WO (1) | WO2020238752A1 (en) |
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| CN114556872A (en) * | 2019-10-18 | 2022-05-27 | 深圳市欢太科技有限公司 | Wireless communication method, wireless communication apparatus, electronic device, and storage medium |
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| WO2020238752A1 (en) | 2020-12-03 |
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