CN107896252A - A kind of Internet of Things user equipment access system and cut-in method - Google Patents

A kind of Internet of Things user equipment access system and cut-in method Download PDF

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Publication number
CN107896252A
CN107896252A CN201711186110.1A CN201711186110A CN107896252A CN 107896252 A CN107896252 A CN 107896252A CN 201711186110 A CN201711186110 A CN 201711186110A CN 107896252 A CN107896252 A CN 107896252A
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internet
things
user equipment
node
access
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何世容
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
    • H04L67/1004—Server selection for load balancing
    • H04L67/1008—Server selection for load balancing based on parameters of servers, e.g. available memory or workload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

The present invention is applied to internet of things field, there is provided a kind of Internet of Things user equipment access system and cut-in method, system include at least three Internet of things node, Internet of things node controller；Internet of things node is used to send the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, the signal intensity of descending occupied bandwidth Internet of Things user equipment and Internet of Things access information to Internet of things node controller；Internet of things node controller is used for using the Internet of Things user equipment access model and the signal intensity of the Internet of Things user equipment pre-established, generate multiple Internet of Things access factors, obtain Internet of things node sequence number corresponding to the maximum Internet of Things access factor, Internet of things node corresponding to Internet of things node sequence number is set to optimal Internet of things node, Internet of Things access information is issued to optimal Internet of things node, so that optimal Internet of things node access Internet of Things user equipment.The present invention is advantageous to Internet of Things user equipment and quickly accesses Internet of Things.

Description

A kind of Internet of Things user equipment access system and cut-in method
Technical field
The invention belongs to internet of things field, more particularly to a kind of Internet of Things user equipment access system and access side Method.
Background technology
Technology of Internet of things generally existing three-tier architecture, i.e. sensing layer, transport network layer and application layer.Wherein, network transmission Layer is the passage of whole information transfer, and the medium into network is set up in each internet-of-things terminal and Internet of Things control centre. Internet of Things user equipment is in sensing layer, and Internet of things node is in transport network layer, and Internet of Things user equipment need to pass through Internet of Things Node accesses Internet of Things.At the same time, along with the high speed development of society, the species and quantity of Internet of Things user equipment constantly increase Add, same place can have the Internet of Things user equipment of magnanimity.
However, existing Internet of Things user equipment access system, will not be to the Internet of Things of Internet of Things user equipment optimal scheme Net node, it is unfavorable for Internet of Things user equipment and quickly accesses Internet of Things.The reason is that Internet of Things user equipment usually in accordance with Signal intensity selection Internet of things node, when the equal basis signal intensity of the Internet of Things user equipment of magnanimity selects an Internet of Things section During point access Internet of Things, congestion occurs in the Internet of things node so that the Internet of Things user equipment of magnanimity is difficult to access Internet of Things, Therefore, it have impact on the efficiency of Internet of Things user equipment access Internet of Things.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of Internet of Things user equipment access system and cut-in method, it is intended to solves Certainly existing Internet of Things user equipment access system, the Internet of things node of Internet of Things user equipment optimal scheme will not be given, it is unfavorable In Internet of Things user equipment quickly accesses Internet of Things the problem of.
The first aspect of the embodiment of the present invention provides a kind of Internet of Things user equipment access system, including at least three things Networked node, the Internet of things node controller being connected with least three Internet of things node；
The Internet of things node is used for the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending accounted for Sent with bandwidth and the Internet of Things user device quantity accessed to Internet of things node controller, and detect whether to receive Internet of Things Network users equipment accesses the request of Internet of Things, when receiving the request of Internet of Things user equipment access Internet of Things, described in reception The signal intensity and Internet of Things access information that Internet of Things user equipment is sent, by the signal intensity of the Internet of Things user equipment And Internet of Things access information is sent to the Internet of things node controller；
The Internet of things node controller be used for receive the up total bandwidth, up occupied bandwidth, descending total bandwidth, under Row occupied bandwidth and the Internet of Things user device quantity accessed, receive the signal intensity and thing of the Internet of Things user equipment Networking access information, confirm whether the Internet of Things user equipment has access authority according to the Internet of Things access information, After the access authority for confirming the Internet of Things user equipment, using the Internet of Things user equipment access model and institute pre-established The signal intensity of Internet of Things user equipment is stated, generates multiple Internet of Things access factors, and multiple Internet of Things access factor is carried out Size sorts, and the Internet of Things that maximum is successively selected according to sequence accesses the factor, and the Internet of Things access factor pair for obtaining maximum should Internet of things node sequence number, Internet of things node corresponding to the Internet of things node sequence number is set to optimal Internet of things node, under Send out Internet of Things access information described to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things network users Equipment；
Wherein, the Internet of Things user equipment access model, it is specially：
CiThe Internet of Things access factor of i-th of Internet of things node is represented, i is Internet of things node sequence number,For i-th of Internet of Things The up total bandwidth of net node,For the up occupied bandwidth of i-th of Internet of things node,For i-th of Internet of things node Descending total bandwidth,For the descending occupied bandwidth of i-th of Internet of things node, SiRepresent that i-th of Internet of things node receives The signal intensity of the Internet of Things user equipment arrived, KiThe Internet of Things user device quantity accessed for i-th of Internet of things node, w1It is The weight of the up total bandwidth of i-th of Internet of things node, w2It is the weight of the descending total bandwidth of i-th of Internet of things node, w3It is thing The weight of the signal intensity of networked user devices.
Further, in the Internet of Things user equipment access system, the Internet of things node was additionally operable to every 60 seconds, will The up total bandwidth, up occupied bandwidth, descending total bandwidth, descending occupied bandwidth and the Internet of Things network users accessed of this node Number of devices is sent to Internet of things node controller, and detects whether to receive the request of Internet of Things user equipment access Internet of Things, When receiving the request of Internet of Things user equipment access Internet of Things, the signal intensity that the Internet of Things user equipment is sent is received And Internet of Things access information, the signal intensity of the Internet of Things user equipment and Internet of Things access information are sent to described Internet of things node controller.
Further, in the Internet of Things user equipment access system, the Internet of things node is used for this node Row total bandwidth, up occupied bandwidth, descending total bandwidth, descending occupied bandwidth and the Internet of Things user device quantity transmission accessed To Internet of things node controller, and detect whether to receive the request of Internet of Things user equipment access Internet of Things, when receiving thing When networked user devices access the request of Internet of Things, the Internet of Things user equipment is received in pre-configured back off time and is sent Signal intensity and Internet of Things access information, by the signal intensity and Internet of Things access information of the Internet of Things user equipment Send to the Internet of things node controller.
Further, in the Internet of Things user equipment access system, the back off time is 512 microseconds.
Further, in the Internet of Things user equipment access system, the Internet of Things access information is issued extremely described Optimal Internet of things node, so that optimal Internet of things node is accessed after the Internet of Things user equipment, the Internet of Things section Base site controller is additionally operable to by optimal Internet of things node, receive the Internet of Things user equipment that the Internet of Things user equipment is sent Upgrade code, the upgrading scheme for the Internet of Things user equipment upgrade code is searched, will by optimal Internet of things node The upgrading scheme is sent to the Internet of Things user equipment.
Further, in the Internet of Things user equipment access system, the Internet of things node controller is additionally operable to pass through Optimal Internet of things node, receives the Internet of Things user equipment upgrade code that the Internet of Things user equipment is sent, and lookup is directed to The upgrading scheme of the Internet of Things user equipment upgrade code, frequency of use value highest first in the upgrading scheme is upgraded Scheme is sent to the Internet of Things user equipment, if in preset time, is not received by optimal Internet of things node described The success response of Internet of Things user equipment upgrading, then choose the second upgrading scheme and send to the Internet of Things user equipment, if the When two upgrading schemes can not upgrade, other upgrading schemes are sent successively by frequency of use value.
Further, in the Internet of Things user equipment access system, the Internet of Things access information is issued extremely described Optimal Internet of things node, so that optimal Internet of things node is accessed after the Internet of Things user equipment, the Internet of Things section Base site controller is additionally operable to by optimal Internet of things node, receives the online heartbeat report that the Internet of Things user equipment timing is sent Text, the device identification of the Internet of Things user equipment is carried in the online heartbeat message.
Further, in the Internet of Things user equipment access system, the Internet of Things access information is used including Internet of Things Sequence number, the MAC Address of family equipment.
Further, in the Internet of Things user equipment access system, the Internet of Things user equipment be medical treatment transducer, At least one of smoke detector, rain sensor, irrigation valve, refrigerator, washing machine and air-conditioning.
The second aspect of the embodiment of the present invention provides a kind of Internet of Things based on above-mentioned Internet of Things user equipment access system Network users equipment cut-in method, including：
The Internet of things node is by the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending occupancy band Internet of Things user device quantity that is wide and having accessed is sent to Internet of things node controller；
The Internet of things node detects whether to receive the request of Internet of Things user equipment access Internet of Things, when receiving thing When networked user devices access the request of Internet of Things, signal intensity and Internet of Things that the Internet of Things user equipment is sent are received Access information, the signal intensity of the Internet of Things user equipment and Internet of Things access information are sent to the Internet of things node Controller；
The Internet of things node controller receives the up total bandwidth, up occupied bandwidth, descending total bandwidth, descending accounted for With bandwidth and the Internet of Things user device quantity accessed；
The Internet of things node controller receives the up total bandwidth, up occupied bandwidth, descending total bandwidth, descending accounted for With bandwidth and the Internet of Things user device quantity accessed, the signal intensity and Internet of Things of the Internet of Things user equipment are received Access information, confirm whether the Internet of Things user equipment has access authority according to the Internet of Things access information, confirming After the access authority of the Internet of Things user equipment, using the Internet of Things user equipment access model and the thing pre-established The signal intensity of networked user devices, multiple Internet of Things access factors are generated, and size is carried out to multiple Internet of Things access factor Sequence, the Internet of Things that maximum is successively selected according to sequence access the factor, obtain thing corresponding to the Internet of Things access factor of maximum Networked node sequence number, Internet of things node corresponding to the Internet of things node sequence number is set to optimal Internet of things node, issues institute Internet of Things access information is stated to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things network users and set It is standby；
Wherein, the Internet of Things user equipment access model, it is specially：
CiThe Internet of Things access factor of i-th of Internet of things node is represented, i is Internet of things node sequence number,For i-th of Internet of Things The up total bandwidth of net node,For the up occupied bandwidth of i-th of Internet of things node,For i-th of Internet of things node Descending total bandwidth,For the descending occupied bandwidth of i-th of Internet of things node, SiRepresent that i-th of Internet of things node receives The signal intensity of the Internet of Things user equipment arrived, KiThe Internet of Things user device quantity accessed for i-th of Internet of things node, w1It is The weight of the up total bandwidth of i-th of Internet of things node, w2It is the weight of the descending total bandwidth of i-th of Internet of things node, w3It is thing The weight of the signal intensity of networked user devices.
Beneficial effect of the present invention is two aspects, on the one hand, to the Internet of things node of Internet of Things user equipment optimal scheme, The Internet of Things access information is issued to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things and used Family equipment, be advantageous to Internet of Things user equipment and quickly access Internet of Things, on the other hand, extend the access mould of internet of things equipment Formula, avoid the equal basis signal intensity of Internet of Things user equipment for magnanimity occur and select an Internet of things node to access Internet of Things Situation, the load of Internet of things node is balanced, improve the resource utilization of Internet of Things.
Brief description of the drawings
Fig. 1 is the structured flowchart of Internet of Things user equipment access system provided in an embodiment of the present invention；
Fig. 2 is the implementing procedure figure of Internet of Things user equipment access method provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made Example, belongs to the scope of protection of the invention.
It should be appreciated that ought be in this specification and in the appended claims in use, special described by the instruction of term " comprising " Sign, entirety, step, operation, the presence of element and/or component, but be not precluded from one or more of the other feature, entirety, step, Operation, element, component and/or its presence or addition for gathering.
It is also understood that the term used in this description of the invention is merely for the sake of the mesh for describing specific embodiment And be not intended to limit the present invention.As used in description of the invention and appended claims, unless on Other situations are hereafter clearly indicated, otherwise " one " of singulative, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in description of the invention and appended claims is Refer to any combinations of one or more of the associated item listed and be possible to combine, and including these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt Be construed to " when ... " or " once " or " in response to determining " or " in response to detecting ".Similarly, phrase " if it is determined that " or " if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
In order to illustrate technical solutions according to the invention, illustrated below by specific embodiment.
Embodiment one
Fig. 1 is the structured flowchart of Internet of Things user equipment access system provided in an embodiment of the present invention, and details are as follows：
In Fig. 1 Internet of Things user equipment access system, Internet of Things user equipment access system includes at least three things Networked node, the Internet of things node controller being connected with least three Internet of things node；
The Internet of things node is used for the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending accounted for Sent with bandwidth and the Internet of Things user device quantity accessed to Internet of things node controller, and detect whether to receive Internet of Things Network users equipment accesses the request of Internet of Things, when receiving the request of Internet of Things user equipment access Internet of Things, described in reception The signal intensity and Internet of Things access information that Internet of Things user equipment is sent, by the signal intensity of the Internet of Things user equipment And Internet of Things access information is sent to the Internet of things node controller；
The Internet of things node controller be used for receive the up total bandwidth, up occupied bandwidth, descending total bandwidth, under Row occupied bandwidth and the Internet of Things user device quantity accessed, receive the signal intensity and thing of the Internet of Things user equipment Networking access information, confirm whether the Internet of Things user equipment has access authority according to the Internet of Things access information, After the access authority for confirming the Internet of Things user equipment, using the Internet of Things user equipment access model and institute pre-established The signal intensity of Internet of Things user equipment is stated, generates multiple Internet of Things access factors, and multiple Internet of Things access factor is carried out Size sorts, and the Internet of Things that maximum is successively selected according to sequence accesses the factor, and the Internet of Things access factor pair for obtaining maximum should Internet of things node sequence number, Internet of things node corresponding to the Internet of things node sequence number is set to optimal Internet of things node, under Send out Internet of Things access information described to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things network users Equipment；
Wherein, the Internet of Things user equipment access model, it is specially：
CiThe Internet of Things access factor of i-th of Internet of things node is represented, i is Internet of things node sequence number,For i-th of Internet of Things The up total bandwidth of net node,For the up occupied bandwidth of i-th of Internet of things node,For i-th of Internet of things node Descending total bandwidth,For the descending occupied bandwidth of i-th of Internet of things node, SiRepresent that i-th of Internet of things node receives Internet of Things user equipment signal intensity, KiThe Internet of Things user device quantity accessed for i-th of Internet of things node, w1It is i-th The weight of the up total bandwidth of individual Internet of things node, w2It is the weight of the descending total bandwidth of i-th of Internet of things node, w3It is Internet of Things The weight of the signal intensity of network users equipment.
Wherein, the Internet of Things access information includes sequence number, the MAC Address of Internet of Things user equipment.
Wherein, the Internet of things node controller confirms the Internet of Things user equipment according to the Internet of Things access information Whether there is access authority, after the access authority of the Internet of Things user equipment is confirmed, used using the Internet of Things pre-established The signal intensity of family equipment access model and the Internet of Things user equipment, multiple Internet of Things access factors are generated, are specially：
The Internet of things node controller parses to the Internet of Things access information, obtains Internet of Things user equipment Sequence number, MAC Address；
Catenation sequence number storehouse, the serial number data stock contain legal sequence number；
Whether the sequence number of detectable substance networked user devices is stored in the serial number data storehouse, true according to testing result Recognize whether the Internet of Things user equipment has access authority；
If testing result is stored in serial number data storehouse for the sequence number of Internet of Things user equipment, then Internet of Things is confirmed User equipment has access authority, after the access authority of the Internet of Things user equipment is confirmed, using the Internet of Things pre-established The signal intensity of network users equipment access model and the Internet of Things user equipment, generate multiple Internet of Things access factors.
Wherein, if testing result is not stored in serial number data storehouse for the sequence number of Internet of Things user equipment, then really Recognize Internet of Things user equipment and do not have access authority.
Wherein, the Internet of things node controller is stored with the numbering of at least three Internet of things node, and each numbering is corresponding One Internet of things node, numbering is unique, does not repeat.
Wherein, the quantity of Internet of things node is more than 3, and particular number is disposed according to the demand of Internet of Things, is not done herein Repeat.
For purposes of illustration only, with 10 Internet of things node, it is exemplified below：
The Internet of things node controller is after the access authority of the Internet of Things user equipment is confirmed, using pre-establishing Internet of Things user equipment access model and the Internet of Things user equipment signal intensity, generate the access of 10 Internet of Things because Son, it is C respectively1,C2,C3,C4,C5,C6,C7,C8, C9, and C10To C1,C2,C3,C4,C5,C6,C7,C8, enter C9, row C is big10Float Sequence, the Internet of Things that maximum is successively selected according to sequence access the factor, it is assumed that the maximum Internet of Things access factor is C9, obtain most Internet of things node sequence number corresponding to the big Internet of Things access factor, that is, obtain C9Internet of things node sequence number, that is, 9, by institute Internet of things node corresponding to stating Internet of things node sequence number is set to optimal Internet of things node, i.e., is set to the 9th Internet of things node Optimal Internet of things node, the Internet of Things access information is issued to the 9th Internet of things node, so that the 9th Internet of things node Access the Internet of Things user equipment.
Wherein, w1, w2, w3Value, user can be according to the demand sets itself of Internet of Things, w1, w2, w3Specifically set Journey, it will not be described here.
Wherein, after optimal Internet of things node receives Internet of Things access information, according to the MAC in Internet of Things access information Address, access the Internet of Things user equipment.
In embodiments of the present invention, by Internet of things node sequence number corresponding to the Internet of Things access factor of maximum, select most Excellent Internet of things node, the Internet of Things access information is issued to optimal Internet of things node, so that optimal Internet of things node The Internet of Things user equipment is accessed, beneficial effect is two aspects, on the one hand, avoids the Internet of Things network users for magnanimity occur and sets Standby equal basis signal intensity selects the situation of an Internet of things node access Internet of Things, reduces turn-on time, is advantageous to Internet of Things Network users equipment quickly accesses Internet of Things, on the other hand, extends the access module of internet of things equipment, balances Internet of things node Load, improve the resource utilization of Internet of Things.
Embodiment two
Fig. 2 is the implementing procedure figure of Internet of Things user equipment access method provided in an embodiment of the present invention, and details are as follows：
S201, Internet of things node is by the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending occupancy Bandwidth and the Internet of Things user device quantity accessed are sent to Internet of things node controller；
S202, the Internet of things node detect whether to receive the request of Internet of Things user equipment access Internet of Things, when connecing When receiving the request of Internet of Things user equipment access Internet of Things, receive signal intensity that the Internet of Things user equipment sends and Internet of Things access information, the signal intensity of the Internet of Things user equipment and Internet of Things access information are sent to the Internet of Things Net Node Controller；
S203, the Internet of things node controller receive the up total bandwidth, up occupied bandwidth, descending total bandwidth, Descending occupied bandwidth and the Internet of Things user device quantity accessed；
S204, the Internet of things node controller receive the up total bandwidth, up occupied bandwidth, descending total bandwidth, Descending occupied bandwidth and the Internet of Things user device quantity accessed, receive the Internet of Things user equipment signal intensity and Internet of Things access information, confirm whether the Internet of Things user equipment has access authority according to the Internet of Things access information, After the access authority of the Internet of Things user equipment is confirmed, using the Internet of Things user equipment access model pre-established and The signal intensity of the Internet of Things user equipment, multiple Internet of Things access factors are generated, and multiple Internet of Things access factor is entered Row size sorts, and the Internet of Things that maximum is successively selected according to sequence accesses the factor, obtains the Internet of Things access factor pair of maximum The Internet of things node sequence number answered, Internet of things node corresponding to the Internet of things node sequence number is set to optimal Internet of things node, The Internet of Things access information is issued to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things and used Family equipment；
Wherein, the Internet of Things user equipment access model, it is specially：
CiThe Internet of Things access factor of i-th of Internet of things node is represented, i is Internet of things node sequence number,For i-th of Internet of Things The up total bandwidth of net node,For the up occupied bandwidth of i-th of Internet of things node,For i-th of Internet of things node Descending total bandwidth,For the descending occupied bandwidth of i-th of Internet of things node, SiRepresent that i-th of Internet of things node receives The signal intensity of the Internet of Things user equipment arrived, KiThe Internet of Things user device quantity accessed for i-th of Internet of things node, w1It is The weight of the up total bandwidth of i-th of Internet of things node, w2It is the weight of the descending total bandwidth of i-th of Internet of things node, w3It is thing The weight of the signal intensity of networked user devices.
Beneficial effect of the embodiment of the present invention is two aspects, on the one hand, the Internet of Things to Internet of Things user equipment optimal scheme Net node, the Internet of Things access information is issued to optimal Internet of things node, so that described in optimal Internet of things node access Internet of Things user equipment, be advantageous to Internet of Things user equipment and quickly access Internet of Things, on the other hand, extend internet of things equipment Access module, avoid the equal basis signal intensity of Internet of Things user equipment for magnanimity occur and select an Internet of things node access thing The situation of networking, the load of Internet of things node is balanced, improve the resource utilization of Internet of Things.
Wherein, Internet of Things forward node possesses processor, and the processor can be CPU (Central Processing Unit, CPU), the processor can also be other general processors, digital signal processor (Digital Signal Processor, DSP), application specific integrated circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other FPGAs Device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or this at It can also be any conventional processor etc. to manage device.
It should be understood that the size of the sequence number of each step is not meant to the priority of execution sequence, each process in above-described embodiment Execution sequence should determine that the implementation process without tackling the embodiment of the present invention forms any limit with its function and internal logic It is fixed.
Through the above description of the embodiments, it is apparent to those skilled in the art that the present invention can borrow Software is helped to add the mode of required common hardware to realize.Described program can be stored in read/write memory medium, described Storage medium, as random access memory, flash memory, read-only storage, programmable read only memory, electrically erasable programmable storage Device, register etc..The storage medium is located at memory, and processor reads the information in memory, this hair is performed with reference to its hardware Method described in bright each embodiment.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should It is included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.

Claims (10)

1. a kind of Internet of Things user equipment access system, it is characterised in that including at least three Internet of things node, with least three The Internet of things node controller that Internet of things node is connected；
The Internet of things node is used for the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending occupancy band Internet of Things user device quantity that is wide and having accessed is sent to Internet of things node controller, and detects whether to receive Internet of Things use The request of family equipment access Internet of Things, when receiving the request of Internet of Things user equipment access Internet of Things, receive the Internet of Things The signal intensity and Internet of Things access information that network users equipment is sent, by the signal intensity of the Internet of Things user equipment and Internet of Things access information is sent to the Internet of things node controller；
The Internet of things node controller is used to receiving the up total bandwidth, up occupied bandwidth, descending total bandwidth, descending accounted for With bandwidth and the Internet of Things user device quantity accessed, the signal intensity and Internet of Things of the Internet of Things user equipment are received Access information, confirm whether the Internet of Things user equipment has access authority according to the Internet of Things access information, confirming After the access authority of the Internet of Things user equipment, using the Internet of Things user equipment access model and the thing pre-established The signal intensity of networked user devices, multiple Internet of Things access factors are generated, and size is carried out to multiple Internet of Things access factor Sequence, the Internet of Things that maximum is successively selected according to sequence access the factor, obtain thing corresponding to the Internet of Things access factor of maximum Networked node sequence number, Internet of things node corresponding to the Internet of things node sequence number is set to optimal Internet of things node, issues institute Internet of Things access information is stated to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things network users and set It is standby；Wherein, the Internet of Things user equipment access model, it is specially：
<mrow> <msub> <mi>C</mi> <mi>i</mi> </msub> <mo>=</mo> <msub> <mi>w</mi> <mn>1</mn> </msub> <mfrac> <mrow> <mo>(</mo> <msubsup> <mi>B</mi> <mi>i</mi> <mi>u</mi> </msubsup> <mo>-</mo> <msubsup> <mi>B</mi> <mrow> <mi>i</mi> <mi>o</mi> <mi>c</mi> <mi>c</mi> <mi>u</mi> <mi>p</mi> <mi>i</mi> <mi>e</mi> <mi>d</mi> </mrow> <mi>u</mi> </msubsup> <mo>)</mo> </mrow> <mrow> <msubsup> <mi>B</mi> <mi>i</mi> <mi>u</mi> </msubsup> <msub> <mi>K</mi> <mi>i</mi> </msub> </mrow> </mfrac> <mo>+</mo> <msub> <mi>w</mi> <mn>2</mn> </msub> <mfrac> <mrow> <mo>(</mo> <msubsup> <mi>B</mi> <mi>i</mi> <mi>d</mi> </msubsup> <mo>-</mo> <msubsup> <mi>B</mi> <mrow> <mi>i</mi> <mi>o</mi> <mi>c</mi> <mi>c</mi> <mi>u</mi> <mi>p</mi> <mi>i</mi> <mi>e</mi> <mi>d</mi> </mrow> <mi>d</mi> </msubsup> <mo>)</mo> </mrow> <mrow> <msubsup> <mi>B</mi> <mi>i</mi> <mi>d</mi> </msubsup> <msub> <mi>K</mi> <mi>i</mi> </msub> </mrow> </mfrac> <mo>+</mo> <msub> <mi>w</mi> <mn>3</mn> </msub> <mfrac> <msub> <mi>S</mi> <mi>i</mi> </msub> <msub> <mi>K</mi> <mi>i</mi> </msub> </mfrac> <mo>;</mo> </mrow>
CiThe Internet of Things access factor of i-th of Internet of things node is represented, i is Internet of things node sequence number,For i-th of Internet of Things section The up total bandwidth of point,For the up occupied bandwidth of i-th of Internet of things node,For under i-th of Internet of things node Row total bandwidth,For the descending occupied bandwidth of i-th of Internet of things node, SiRepresent what i-th of Internet of things node received The signal intensity of Internet of Things user equipment, KiThe Internet of Things user device quantity accessed for i-th of Internet of things node, w1It is i-th The weight of the up total bandwidth of Internet of things node, w2It is the weight of the descending total bandwidth of i-th of Internet of things node, w3It is Internet of Things The weight of the signal intensity of user equipment.
2. Internet of Things user equipment access system as claimed in claim 1, it is characterised in that the Internet of things node is additionally operable to Every 60 seconds, by the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending occupied bandwidth and access Internet of Things user device quantity send to Internet of things node controller, and detect whether to receive Internet of Things user equipment access thing The request of networking, when receiving the request of Internet of Things user equipment access Internet of Things, receive the Internet of Things user equipment hair The signal intensity and Internet of Things access information sent, by the signal intensity of the Internet of Things user equipment and Internet of Things access letter Breath is sent to the Internet of things node controller.
3. Internet of Things user equipment access system as claimed in claim 1, it is characterised in that the Internet of things node is used for will The up total bandwidth, up occupied bandwidth, descending total bandwidth, descending occupied bandwidth and the Internet of Things network users accessed of this node Number of devices is sent to Internet of things node controller, and detects whether to receive the request of Internet of Things user equipment access Internet of Things, When receiving the request of Internet of Things user equipment access Internet of Things, the Internet of Things is received in pre-configured back off time and is used The signal intensity and Internet of Things access information that family equipment is sent, by the signal intensity and Internet of Things of the Internet of Things user equipment Net access information is sent to the Internet of things node controller.
4. Internet of Things user equipment access system as claimed in claim 3, it is characterised in that the back off time is 512 micro- Second.
5. Internet of Things user equipment access system as claimed in claim 1, it is characterised in that issue the Internet of Things described Access information is to optimal Internet of things node, so that optimal Internet of things node is accessed after the Internet of Things user equipment, institute Internet of things node controller is stated to be additionally operable to by optimal Internet of things node, receive the Internet of Things that the Internet of Things user equipment is sent Network users device upgrade code, the upgrading scheme for the Internet of Things user equipment upgrade code is searched, passes through optimal thing Networked node, the upgrading scheme is sent to the Internet of Things user equipment.
6. Internet of Things user equipment access system as claimed in claim 5, it is characterised in that the Internet of things node controller It is additionally operable to by optimal Internet of things node, receive the Internet of Things user equipment upgrading generation that the Internet of Things user equipment is sent Code, the upgrading scheme for the Internet of Things user equipment upgrade code is searched, by frequency of use value in the upgrading scheme most The first high upgrading scheme is sent to the Internet of Things user equipment, if in preset time, does not pass through optimal Internet of Things section Point receives the success response of the Internet of Things user equipment upgrading, then chooses the second upgrading scheme and send to Internet of Things use Family equipment, if the second upgrading scheme can not upgrade, other upgrading schemes are sent successively by frequency of use value.
7. Internet of Things user equipment access system as claimed in claim 1, it is characterised in that issue the Internet of Things described Access information is to optimal Internet of things node, so that optimal Internet of things node is accessed after the Internet of Things user equipment, institute State Internet of things node controller to be additionally operable to by optimal Internet of things node, receive what the Internet of Things user equipment timing was sent Online heartbeat message, the device identification of the Internet of Things user equipment is carried in the online heartbeat message.
8. Internet of Things user equipment access system as claimed in claim 1, it is characterised in that the Internet of Things access information bag Include sequence number, the MAC Address of Internet of Things user equipment.
9. Internet of Things user equipment access system as claimed in claim 1, it is characterised in that the Internet of Things user equipment is At least one of medical treatment transducer, smoke detector, rain sensor, irrigation valve, refrigerator, washing machine and air-conditioning.
10. a kind of Internet of Things user equipment access method based on Internet of Things user equipment access system described in claim 1, its It is characterised by, including：
The Internet of things node by the up total bandwidth of this node, up occupied bandwidth, descending total bandwidth, descending occupied bandwidth with And the Internet of Things user device quantity accessed is sent to Internet of things node controller；
The Internet of things node detects whether to receive the request of Internet of Things user equipment access Internet of Things, when receiving Internet of Things When user equipment accesses the request of Internet of Things, signal intensity and Internet of Things access that the Internet of Things user equipment is sent are received Information, the signal intensity of the Internet of Things user equipment and Internet of Things access information are sent to the Internet of things node and controlled Device；
The Internet of things node controller receives the up total bandwidth, up occupied bandwidth, descending total bandwidth, descending occupancy band Internet of Things user device quantity that is wide and having accessed；
The Internet of things node controller receives the up total bandwidth, up occupied bandwidth, descending total bandwidth, descending occupancy band Internet of Things user device quantity that is wide and having accessed, receive signal intensity and the Internet of Things access of the Internet of Things user equipment Information, confirm whether the Internet of Things user equipment has access authority according to the Internet of Things access information, described in confirmation After the access authority of Internet of Things user equipment, using the Internet of Things user equipment access model and the Internet of Things pre-established The signal intensity of user equipment, multiple Internet of Things access factors are generated, and size sequence are carried out to multiple Internet of Things access factor, The Internet of Things for successively selecting maximum according to sequence accesses the factor, obtains Internet of Things section corresponding to the Internet of Things access factor of maximum Point sequence number, is set to optimal Internet of things node by Internet of things node corresponding to the Internet of things node sequence number, issues the Internet of Things Net access information is to optimal Internet of things node, so that optimal Internet of things node accesses the Internet of Things user equipment；
Wherein, the Internet of Things user equipment access model, it is specially：
<mrow> <msub> <mi>C</mi> <mi>i</mi> </msub> <mo>=</mo> <msub> <mi>w</mi> <mn>1</mn> </msub> <mfrac> <mrow> <mo>(</mo> <msubsup> <mi>B</mi> <mi>i</mi> <mi>u</mi> </msubsup> <mo>-</mo> <msubsup> <mi>B</mi> <mrow> <mi>i</mi> <mi>o</mi> <mi>c</mi> <mi>c</mi> <mi>u</mi> <mi>p</mi> <mi>i</mi> <mi>e</mi> <mi>d</mi> </mrow> <mi>u</mi> </msubsup> <mo>)</mo> </mrow> <mrow> <msubsup> <mi>B</mi> <mi>i</mi> <mi>u</mi> </msubsup> <msub> <mi>K</mi> <mi>i</mi> </msub> </mrow> </mfrac> <mo>+</mo> <msub> <mi>w</mi> <mn>2</mn> </msub> <mfrac> <mrow> <mo>(</mo> <msubsup> <mi>B</mi> <mi>i</mi> <mi>d</mi> </msubsup> <mo>-</mo> <msubsup> <mi>B</mi> <mrow> <mi>i</mi> <mi>o</mi> <mi>c</mi> <mi>c</mi> <mi>u</mi> <mi>p</mi> <mi>i</mi> <mi>e</mi> <mi>d</mi> </mrow> <mi>d</mi> </msubsup> <mo>)</mo> </mrow> <mrow> <msubsup> <mi>B</mi> <mi>i</mi> <mi>d</mi> </msubsup> <msub> <mi>K</mi> <mi>i</mi> </msub> </mrow> </mfrac> <mo>+</mo> <msub> <mi>w</mi> <mn>3</mn> </msub> <mfrac> <msub> <mi>S</mi> <mi>i</mi> </msub> <msub> <mi>K</mi> <mi>i</mi> </msub> </mfrac> <mo>;</mo> </mrow>
CiThe Internet of Things access factor of i-th of Internet of things node is represented, i is Internet of things node sequence number,For i-th of Internet of Things section The up total bandwidth of point,For the up occupied bandwidth of i-th of Internet of things node,For under i-th of Internet of things node Row total bandwidth,For the descending occupied bandwidth of i-th of Internet of things node, SiRepresent what i-th of Internet of things node received The signal intensity of Internet of Things user equipment, KiThe Internet of Things user device quantity accessed for i-th of Internet of things node, w1It is i-th The weight of the up total bandwidth of Internet of things node, w2It is the weight of the descending total bandwidth of i-th of Internet of things node, w3It is Internet of Things The weight of the signal intensity of user equipment.
CN201711186110.1A 2017-11-23 2017-11-23 A kind of Internet of Things user equipment access system and cut-in method Withdrawn CN107896252A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108901058A (en) * 2018-07-06 2018-11-27 北方工业大学 Internet of things node access channel optimization selection method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108901058A (en) * 2018-07-06 2018-11-27 北方工业大学 Internet of things node access channel optimization selection method

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