CN206389388U - A kind of multifunctional safe gateway device based on low-power consumption wide area network - Google Patents
A kind of multifunctional safe gateway device based on low-power consumption wide area network Download PDFInfo
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- CN206389388U CN206389388U CN201621314830.2U CN201621314830U CN206389388U CN 206389388 U CN206389388 U CN 206389388U CN 201621314830 U CN201621314830 U CN 201621314830U CN 206389388 U CN206389388 U CN 206389388U
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Abstract
A kind of multifunctional safe gateway device based on low-power consumption wide area network, including：FPGA processing units, network communication unit, sensor network communication unit, data and memory cell and PMU, FPGA processing units include FPGA core and multiple fpga logics, and network communication unit includes multiple network communication modules, is connected respectively by fpga logic with fpga core；Sensor network communication unit includes multiple wireless sense network modules, is connected respectively by fpga logic with fpga core；Data and memory cell include multiple memories；PMU is that multifunctional safe gateway device is powered.The utility model has the following advantages that：Multi channel rf data can be accessed in real time and parallel, and the real-time and parallel processing that multichannel senses network data can be achieved；The multitude of different ways online of sensing network data is realized, the demand of arranging net of wired and wireless occasion is met；The encryption and decryption of data in communication, can be achieved secure communication demand.
Description
Technical field
The utility model belongs to wireless communication field, is related to technology of Internet of things equipment, more particularly to based on low-power consumption wide area
The multifunctional safe gateway device of net.
Background technology
Low-power consumption wide area Internet of Things (LPWAN) technology is a kind of revolutionary Internet of Things access technology in the world, tool in recent years
The features such as having remote, low-power consumption, low O＆M cost, compared with the prior arts such as WiFi bluetooths, ZigBee, LPWAN is really real
The inexpensive all standing of big region Internet of Things is showed, current LPWAN technologies are constituted by Cisco System Co. of the U.S., IBM Corporation etc.
The international organization such as LoRa Alliance carry out global popularization, applied as new Internet of Things and smart city important foundation branch
Support technology.2015, Computer Network Information Center, Chinese Academy of Sciences carry out (LPWAN) research work of low-power consumption Wide Area Network with
Come, state of the art research has been carried out, promoting LPWAN technical standard motions at present.
The problem of different wireless technologys solves different.The equipment that LPWAN is more suitable for long distance transmission small data quantity, is used
The power supply mode such as battery or collection of energy.The application of some Internet of Things only needs to transmit a small amount of information, and the frequency for sending data is low.
Over long distances and in low bandwidth, some more existing wireless technologys (WiFi, Bluetooth etc.) of LPWAN have larger advantage,
LPWAN main still some emerging applications of internet of things oriented and market, are also a kind of supplement of prior wireless network.
LPWAN has following features：1st, over long distances, different according to deployed environment, a gateway or base station can cover several
Kilometer, or even tens kilometers；2nd, low data rate, data rate is usually no more than 5kbps, daily the communication frequency several times, often
Secondary tens to hundreds of bytes.3rd, low-power consumption, battery is powered or other collection of energy are powered, and can maintain several years, even
It is more long.
Most LPWAN technologies employ star topology network.Similar to WiFi, Star Network terminal may be coupled to
Access point (or base station/gateway).LPWAN applications mainly have five major classes：Intelligent industrial (Smart Industry), intelligence public are set
Apply (Smart Utilities), smart city (Smart Cities), intelligent building (Smart Buildings) and other should
With (Other applications).
In a word, LPWAN some new wireless technologys are just changing the application of Internet of Things wireless connection, from nothing closely
Line is connected to remote wireless connection, will be more likely to bring large-scale Internet of Things to dispose.Ever-increasing wireless connection
Demand also constantly promoting Internet of Things apply development and deeply.
Arm processor is used traditional gateway more, and single-channel RF module, its energy are used more because that can not solve concurrent processing
The node capacity of covering is smaller, and network capacity will be limited significantly.In addition, using Ethernet the network access of traditional gateway more
Mode.And system real time requirement is limited to, big multiple gateway does not possess encryption function.These above-mentioned problems, to data
Communication security requirements increasingly enhanced today is a drawback.
Therefore, the isomery fusion problem of heterogeneous networks how is solved, the maximization of network capacity is realized, realizes network
The encryption of data, solves the demand for security of network service, realizes the data online of various ways and turns into prior art urgent need to resolve
Technical problem.
Utility model content
In view of this, the purpose of this utility model is to propose a kind of multifunctional safe gateway based on low-power consumption wide area network
Equipment, to solve various drawbacks of the prior art.
A kind of multifunctional safe gateway device based on low-power consumption wide area network, it is characterised in that：The security gateway equipment
Including：FPGA processing units, network communication unit, sensor network communication unit, data and memory cell and PMU, its
Described in FPGA processing units include FPGA core and multiple fpga logics, the network communication unit include multiple network services
Module, the multiple network communication module is connected by the fpga logic with the fpga core respectively；The sensing Netcom
Believe unit include multiple wireless sense network modules, the multiple wireless sense network module respectively by the fpga logic with it is described
Fpga core is connected；The data and memory cell include multiple memories, and the multiple memory passes through the FPGA respectively
Fpga core described in logical AND is connected；The PMU is that the multifunctional safe gateway device is powered.
Preferably, the multiple network communication module includes 3G module, WIFI module and ethernet module 23.
Preferably, the multiple wireless sense network module includes M508 modules 31, M608 modules 32 and M908 modules 33, institute
State multiple wireless sense network modules and pass through the fpga logic 12 and the fpga core 11 via multiple UART interfaces 14 respectively
Connection.
Preferably, the multiple wireless sense network module is operated in ap mode respectively, and multiple sections are included below in each module
Point, so as to realize the management to downstream node.
Preferably, the multiple memory includes DDR and MMC memories 41, and USB and SD card storage 42.
Preferably, the capacity of the MMC memories is 4G.
Preferably, the PMU includes external direct current power supply 51, switching circuit 52 and battery compartment 53.
Preferably, the external direct current power supply 51 is powered to gateway device parallel using two-way DC/DC power supply chips；
The switching circuit 52 is used in the case of the power down of external direct current power supply 51, completes battery compartment 53 and external straight
Flow the switching between power supply 51.
Preferably, the FPGA processing units are FPGA CM7, and the FPGA core 12 is ARM cores.
Preferably, the FPGA processing units also include data encryption module 13, and the data encryption module 13 passes through institute
Fpga logic 12 is stated to be connected with the fpga core 11.
The utility model has the following advantages that：Multi channel rf data can be accessed in real time and parallel, and multichannel can be achieved
Sense the real-time and parallel processing of network data；The multitude of different ways online of sensing network data is realized, wired and wireless field is met
The demand of arranging net closed；The encryption and decryption of data in communication, can be achieved secure communication demand, and suitable for low-power consumption wide area network.
Brief description of the drawings
By description referring to the drawings to the utility model embodiment, of the present utility model above-mentioned and other mesh
, feature and advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows and set according to the multifunctional safe gateway based on low-power consumption wide area network of the utility model specific embodiment
Standby module map.
The technical characteristic that reference in figure is referred to respectively is：
1st, FPGA processing units；11st, FPGA core；12nd, fpga logic；13rd, data encryption module；14th, UART interface；2nd, net
Network communication unit；21st, 3G module；22nd, WIFI module；23rd, ethernet module；3rd, sensor network communication unit；31st, M508 modules；
32nd, M608 modules；33rd, M908 modules；4th, data and memory cell；41st, DDR and MMC memories；42nd, USB and SD card storage；
5th, PMU；51st, external direct current power supply；52nd, switching circuit；53rd, battery compartment.
Embodiment
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.
Referring to Fig. 1, the multifunctional safe based on low-power consumption wide area network according to the utility model specific embodiment is shown
The module map of gateway device, the security gateway equipment includes：FPGA processing units 1, network communication unit 2, sensor network communication list
Member 3, data and memory cell 4 and PMU 5, wherein the FPGA processing units 1 include FPGA core 11 and multiple
Fpga logic 12, the network communication unit 2 includes multiple network communication modules, and the multiple network communication module passes through respectively
The fpga logic 12 is connected with the fpga core 11, and the sensor network communication unit 3 includes multiple wireless sense network modules,
The multiple wireless sense network module is connected by the fpga logic 12 with the fpga core 11 respectively, the data and is deposited
Storage unit 4 includes multiple memories, and the multiple memory is connected by the fpga logic 12 with the fpga core 11 respectively
Connect, the PMU 5 is that the multifunctional safe gateway device is powered.
Multifunctional safe gateway device of the present utility model based on low-power consumption wide area network employs FPGA unit as core
Center portion point, network communication unit 2, sensor network communication unit 3 and data and memory cell 4 are connected by fpga logic respectively,
Realize the extension of radio frequency, communication and data function.
Further, the multiple network communication module includes 3G module 21, WIFI module 22 and ethernet module 23.
Therefore, the data of Sensor Network can upload to high in the clouds by Ethernet, tri- kinds of modes of 3G, WIFI, can be according to outer
Portion environmental condition selects most suitable network access, it is possible in changes in network condition it is automatic realize between heterogeneous networks cut
Change.Ensure the unimpeded of up-downgoing data link.
Further, the multiple wireless sense network module includes M508 modules 31, M608 modules 32 and M908 modules 33.
Therefore, part is accessed in radio frequency, FPGA unit is coordinated three tunnel radio frequency link datas by fpga logic, fully met
The concurrency and real-time of radio-frequency receiving-transmitting.Network capacity is expanded significantly.
Further, the multiple wireless sense network module is operated in ap mode respectively, and each module is included below multiple
Node, so as to realize the management to downstream node.
The multiple wireless sense network module respectively via multiple UART interfaces 14 by the fpga logic 12 with it is described
Fpga core 11 is connected.
Further, the multiple memory includes DDR and MMC memories 41, and USB and SD card storage 42.
For example, the MMC memory spans are exemplary for 4G, critical data can be backed up.It can be examined for failure
It is disconnected that foundation is provided.
Further, the PMU 5 includes external direct current power supply 51, switching circuit 52 and battery compartment 53.
The external direct current power supply is powered to equipment parallel using two-way DC/DC power supply chips.System is met to work(
The requirement of rate.
The battery compartment uses 10 ampere-hour batteries, meets the temporary power demand of emergency case system.Without external straight
Flow under conditions of power supply, system can adhere to operation, to be backed up to critical data.
The switching circuit is used in the case of the power down of external direct current power supply 51, completes battery compartment 53 and external direct current
Switching between power supply 51.Under normal circumstances, powered by external direct current power supply 51.
Further, the FPGA processing units 1 also include data encryption module 13, and the data encryption module 13 passes through
The fpga logic 12 is connected with the fpga core 11, and safety-related data can be encrypted and decrypted, it is ensured that number
According to communication security.This is particularly important in today that security request data is increasingly improved.
In the utility model, the FPGA processing units 1 are FPGA CM7, and the FPGA core 12 is ARM cores.
Can also be had based on the multifunctional safe gateway device of the present utility model based on low-power consumption wide area network：
(1) fault alarm function：Such as there is exception, failure in equipment working state, then is sent automatically by wireless sense network
Fault alarm information.
(2) remotely located device parameter：Can remotely located node relevant operating parameter etc. by cloud system platform.
Therefore, the utility model has the following advantages that：
Multi channel rf data is accessed in real time and parallel, and the real-time and parallel processing that multichannel senses network data can be achieved；
The multitude of different ways online of sensing network data is realized, the demand of arranging net of wired and wireless occasion is met；
The encryption and decryption of data in communication, can be achieved secure communication demand
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this area
For technical staff, the utility model can have various changes and change.All institutes within spirit of the present utility model and principle
Any modification, equivalent substitution and improvements of work etc., should be included within protection domain of the present utility model.
Claims (10)
1. a kind of multifunctional safe gateway device based on low-power consumption wide area network, it is characterised in that：
The security gateway equipment includes：FPGA processing units (1), network communication unit (2), sensor network communication unit (3), number
According to and memory cell (4) and PMU (5),
Wherein described FPGA processing units (1) include FPGA core (11) and multiple fpga logics (12), the network service list
First (2) include multiple network communication modules, the multiple network communication module respectively by the fpga logic (12) with it is described
Fpga core (11) is connected；
The sensor network communication unit (3) includes multiple wireless sense network modules, and the multiple wireless sense network module is led to respectively
The fpga logic (12) is crossed to be connected with the fpga core (11)；
The data and memory cell (4) include multiple memories, and the multiple memory passes through the fpga logic respectively
(12) it is connected with the fpga core (11)；
The PMU (5) is that the multifunctional safe gateway device is powered.
2. multifunctional safe gateway device according to claim 1, it is characterised in that：
The multiple network communication module includes 3G module (21), WIFI module (22) and ethernet module (23).
3. multifunctional safe gateway device according to claim 1, it is characterised in that：
The multiple wireless sense network module includes M508 modules (31), M608 modules (32) and M908 modules (33), described many
Individual wireless sense network module passes through the fpga logic (12) and the fpga core via multiple UART interfaces (14) respectively
(11) connect.
4. multifunctional safe gateway device according to claim 3, it is characterised in that：
The multiple wireless sense network module is operated in ap mode respectively, and multiple nodes are included below in each module, so as to realize
Management to downstream node.
5. multifunctional safe gateway device according to claim 1, it is characterised in that：
The multiple memory includes DDR and MMC memories (41), and USB and SD card storage (42).
6. multifunctional safe gateway device according to claim 5, it is characterised in that：
The capacity of MMC memories is 4G.
7. multifunctional safe gateway device according to claim 1, it is characterised in that：
The PMU (5) includes external direct current power supply (51), switching circuit (52) and battery compartment (53).
8. multifunctional safe gateway device according to claim 7, it is characterised in that：
The external direct current power supply (51) is powered to gateway device parallel using two-way DC/DC power supply chips；
The switching circuit (52) be used in the case of external direct current power supply (51) power down, complete battery compartment (53) with it is external
Switching between dc source (51).
9. multifunctional safe gateway device according to claim 1, it is characterised in that：
The FPGA processing units (1) are FPGA CM7, and the FPGA core (12) is ARM cores.
10. multifunctional safe gateway device according to claim 1, it is characterised in that：
The FPGA processing units (1) also include data encryption module (13), and the data encryption module (13) is by described
Fpga logic (12) is connected with the fpga core (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621314830.2U CN206389388U (en) | 2016-12-02 | 2016-12-02 | A kind of multifunctional safe gateway device based on low-power consumption wide area network |
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| CN201621314830.2U CN206389388U (en) | 2016-12-02 | 2016-12-02 | A kind of multifunctional safe gateway device based on low-power consumption wide area network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413183A (en) * | 2018-10-30 | 2019-03-01 | 山东送变电工程有限公司 | A kind of Internet of Things network control system and design method based on NB-IOT and Zigbee |
| CN110445529A (en) * | 2019-08-05 | 2019-11-12 | 西安天宸量子通信技术有限公司 | A kind of satellite things-internet gateway station and information transferring method |
-
2016
- 2016-12-02 CN CN201621314830.2U patent/CN206389388U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413183A (en) * | 2018-10-30 | 2019-03-01 | 山东送变电工程有限公司 | A kind of Internet of Things network control system and design method based on NB-IOT and Zigbee |
| CN110445529A (en) * | 2019-08-05 | 2019-11-12 | 西安天宸量子通信技术有限公司 | A kind of satellite things-internet gateway station and information transferring method |
| CN110445529B (en) * | 2019-08-05 | 2021-09-24 | 天宸星通(深圳)科技有限公司 | Satellite Internet of things gateway station and information transmission method |
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