CN103581004A - Multi-protocol network convergence information exchanger - Google Patents

Multi-protocol network convergence information exchanger Download PDF

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Publication number
CN103581004A
CN103581004A CN201310504711.8A CN201310504711A CN103581004A CN 103581004 A CN103581004 A CN 103581004A CN 201310504711 A CN201310504711 A CN 201310504711A CN 103581004 A CN103581004 A CN 103581004A
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CN
China
Prior art keywords
network
zigbee
bluetooth
arm processor
broadcast data
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CN201310504711.8A
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Chinese (zh)
Inventor
李庆源
周洋帆
蓝海盛
丘志豪
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广州市弘宇科技有限公司
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Priority to CN201310504711.8A priority Critical patent/CN103581004A/en
Publication of CN103581004A publication Critical patent/CN103581004A/en

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Abstract

The invention relates to a multi-protocol network convergence information exchanger. The multi-protocol network convergence information exchanger comprises a Zigbee coordinator, a Bluetooth gateway and an ARM processor, wherein the Zigbee coordinator is used for monitoring Zigbee broadcast data packets of wireless sensor nodes in a Zigbee network and transmitting the analyzed Zigbee broadcast data packets to the ARM processor, the Bluetooth gateway is used for monitoring Bluetooth broadcast data packets of Bluetooth devices in a Bluetooth network and transmitting the analyzed Bluetooth broadcast data packets to the ARM processor, and the ARM processor is used for converting the Zigbee broadcast data packets and the Bluetooth broadcast data packets into data in the TCP/IP format, and transmitting the data in the TCP/IP format to the internet through an Ethernet interface. The multi-protocol network convergence information exchanger can adapt to a multi-protocol sensor network coexistence environment, solve the problem of channel interference and set up interconnection and interworking with a high-speed Internet.

Description

Multiprotocol network accumulated information interchanger

 

Technical field

The present invention relates to internet access facility.

 

Background technology

That radio sensing network refers to is extensive, wireless, self-organizing, multi-hop, the network supported without subregion, foundation-free facility, and node is wherein isomorphism, with low cost, small volume, and node does not move, and is arbitrarily spread in working region.Transducer, by wireless communication technologys such as radio frequency discrimination RFID, Zigbee, bluetooth, WIFI, is connected with the Internet, carries out information exchange and communicates by letter, and realizes intellectuality identification, location, tracking, monitoring and management to object.Along with the development of wireless communication technology and enriching of wireless communication protocol, the initial stage simply can not meet the demands such as multi-protocol communication is network coexisted, information exchange, accessing Internet to solve a kind of slow network and high speed internet access facility.So need to develop a kind of multi-protocols sensor network accumulated information interchanger, the equipment of access high speed internet has certain realistic meaning and foresight, make sensor network possess the advantages such as abundant information, data be accurate, effectively extended the application of sensor network, for development and the application of wireless sensor network technology provides more wide platform.

Wireless sensor network system comprises sensor node (acquisition node), system equipment (aggregation node) and access device (gateway node).Transmission information comprises the information such as data and audio frequency, and amount of information is huge.Bottom micro sensing net or low-speed sensor network, as short distance high density perception network, for high speed internet provides a kind of information source of transmission.The communication protocol that low-speed sensor network is used has diversity, comprising Zigbee agreement, Bluetooth protocol, WIFI agreement etc., in extensive uses such as healthy home management system, Smart Home, wisdom cities, in same application scenario, the sensing network of the possible multiple wireless protocols while also deposits, present space-time intercrossing, the features such as the mutual immunity of channel sharing; Simultaneously wireless sense network have that distance is short, scale is large, node is many, network topology structure changes soon, easily inefficacy of node, limited energy and calculating and the limited characteristic of storage capacity.

For the present situation of above Sensor Network and the defect of application, need a kind of multiprotocol network accumulated information switching equipment of development there is realistic meaning and development foresight, for large-scale promotion and the unified platform of internet of things construction of every profession and trade application demonstration system provides more wide platform support to serve.

Multiprotocol network accumulated information switching equipment, common requirement and the typical application characteristic of the necessary combined sensor network communications technology, capture Zigbee networking technology, bluetooth group technology, homogenous frequency signal is disturbed mutually, and wireless protocols and ICP/IP protocol such as turn mutually at the key technology.

Existing message exchange equipment is mainly paid close attention to Internet(internet) interconnecting between the common base network such as local area network (LAN), metropolitan area network, or the information exchange for a kind of wireless sensor network in specifically quoting and Internet net, not yet has for the switching equipment between multi-protocols sensing layer network and High Speed I nternet network.

 

Summary of the invention

The object of the invention is to propose a kind of multiprotocol network accumulated information interchanger, it can adapt to multi-protocols sensor network coexisted environment, solves channel and disturbs mutually problem, interconnects with High Speed I nternet net.

To achieve these goals, the technical solution adopted in the present invention is as follows:

Multiprotocol network accumulated information interchanger, it comprises:

Zigbee telegon, for monitoring the Zigbee broadcast data packet of the wireless sensor node of Zigbee network, and is transferred to arm processor by the Zigbee broadcast data packet after resolving;

Bluetooth gateway, for monitoring the Bluetooth broadcast packet of the bluetooth equipment of blueteeth network, and by the Bluetooth broadcast data packet transmission after resolving to arm processor;

Arm processor, for Zigbee broadcast data packet and Bluetooth broadcast packet are converted to respectively to TCP/IP formatted data, and transfers to internet network by described TCP/IP formatted data by an Ethernet interface.

Preferably, this multiprotocol network accumulated information interchanger also comprises: WIFI module, for the WIFI equipment with WIFI network, carry out data interaction; WIFI module and arm processor are electrically connected.

Preferably, this multiprotocol network accumulated information interchanger also comprises: 3G module, for the 3G equipment with 3G network, carry out data interaction; 3G module and arm processor are electrically connected.

Preferably, described arm processor also connects an external debug interface.

Preferably, described Ethernet interface is RJ45 interface.

Preferably, described arm processor is also connected with USB interface.

The present invention has following beneficial effect:

1. work in Zigbee network, the complex work environment of blueteeth network space-time alternative.

2., when multiprotocol network coexists, solve the mutual interference problem of homogenous frequency signal.

3. realize data penetration transmission and protocol conversion, Zigbee net, bluetooth local area network and Internet Interconnection intercommunication.

 

Accompanying drawing explanation

Fig. 1 is the structural representation of the multiprotocol network accumulated information interchanger of preferred embodiment of the present invention;

Fig. 2 is Zigbee agreement and IP agreement mapping relations figure.

 

Embodiment

Below, by reference to the accompanying drawings and embodiment, the present invention is described further.

As depicted in figs. 1 and 2, a kind of multiprotocol network accumulated information interchanger, it comprises: arm processor, Zigbee telegon, Bluetooth gateway, Ethernet interface, USB interface, WIFI module, 3G module, external debug interface and power module.Zigbee telegon, Bluetooth gateway, Ethernet interface, USB interface, WIFI module, 3G module, external debug interface and power module are electrically connected with arm processor respectively.The described Ethernet interface of the present embodiment is RJ45 interface.

Zigbee telegon, for monitoring the Zigbee broadcast data packet of the wireless sensor node of Zigbee network, and is transferred to arm processor by the Zigbee broadcast data packet after resolving.

Bluetooth gateway, for monitoring the Bluetooth broadcast packet of the bluetooth equipment of blueteeth network, and by the Bluetooth broadcast data packet transmission after resolving to arm processor.

Arm processor, for Zigbee broadcast data packet and Bluetooth broadcast packet are converted to respectively to TCP/IP formatted data, and transfers to internet network by described TCP/IP formatted data by an Ethernet interface.

WIFI module, carries out data interaction for the WIFI equipment with WIFI network.

3G module, carries out data interaction for the 3G equipment with 3G network.

Generally speaking, the multiprotocol network accumulated information interchanger of the present embodiment has following characteristics:

1) possess Zigbee telegon and set up Zigbee network.On TI CC2530 hardware platform, operation Zigbee protocol stack (Zigbee stack), MAC and the PHY layer of this agreement based on IEEE802.15.4 standard definition, and network layer (NWK), application layer (APP) and security service provide layer.Zigbee telegon completes and starts and configuration network; Select radio-frequency range and channel; Star-like, tree type, Mesh type network topology structure are set; In supervising the network, node adds and exits; The information of collection network sensor node.

2) possess Bluetooth gateway and set up bluetooth local area network.On CSR-BC04 hardware platform, operation bluetooth V2.0 standard agreement.Bluetooth gateway is by transmission, exchange, enforcement identification authentication and encryption to link, and the size that definite base band data divides into groups through consultation, the connection status of bluetooth equipment in electric source modes, work period and the network of control radio frequency part; The function of emulation RS-232 in the base band of bluetooth, realizes equipment serial communication, and AT order is sent to modulator-demodulator, then is sent to local area network (LAN), and after connecting, the serial ports providing by RFCOMM transmits and receive data.

3) possess WIFI focus and share WIFI network.WIFI agreement is used standard IEEE 802.11b/g/n, after WIFI function on, serves as WIFI focus in WIFI local area network (LAN), realizes routing function, is responsible for and being connected and the forwarding of grouped data of the interior equipment of WIFI local area network (LAN).

4) multi-protocols are network coexisted with frequency range, non-interference.Multiprotocol network accumulated information interchanger, because the home control network communication protocols such as the Zigbee adopting, bluetooth, WIFI are all used the 2.4Ghz frequency range of ISM wave band, presents space-time intercrossing, for guaranteeing that multiprotocol network coexists, and not interfereing with each other property.Bluetooth adopts frequency hopping, short packages, antinoise signal decay; Adopt fast frequency-hopped and forward error correction scheme stable to guarantee link, the random noise impact while reducing co-channel interference and long-distance transmissions.Zigbee adopts ADOV plan range vector routing algorithm, increases CRC check and FCS verification, reduces the impact of co-channel interference.

5) realize multiprotocol network data transparent transmission and information and converge at equipment.Zigbee telegon is monitored Zigbee network, and wireless sensor node broadcast data packet in collection network, by resolution data bag and be transmitted to arm processor centralized stores; Bluetooth gateway is monitored bluetooth local area network, collects the bluetooth equipment broadcast data packet of blueteeth network, and resolution data bag is also transmitted to arm processor centralized stores.

6) realize multi-protocols wireless network uniform protocol conversion ICP/IP protocol.Arm processor is collected the data of Zigbee telegon and Bluetooth gateway forwarding, more than IP network protocol layer, realize BlueTooth/IP conversion, ZigBee/IP conversion, Frame unification is packaged into the TCP/IP frame format of standard, to interconnect with high-speed Internet.

Wireless Telecom Equipment quantity is not restriction in theory, while specifically implementing, according to detected space wide network coverage degree, determines.

The data protocol of test network, mainly contains:

1) underlying basis data: node location, current time, consumed energy, node state, channel signal strength, channel data frame, channel spectrum situation.By wireless sensor node, measure and generate.

2) source address such as PHY, MAC, NWK in intermediate layer data: Zigbee, bluetooth data frame, destination address corresponding conversion TCP/IP IPV4 normal data frame address.

3) APP frame conversion TCP/IP-IPV4 UDP/TCP Frame transparent transmission in high level data: Zigbee, bluetooth data frame, after multi-protocol gateway and far-end connect, each layer data of ZigBee is directly transmitted as UDP/TCP data load.

Multiprotocol network accumulated information interchanger has the function of system equipment (aggregation node) and access device (gateway node).Wireless sensor node by mechanicss of communication such as Zigbee, bluetooths completes wireless sensor network information and obtains, the functions such as wireless sensor network content delivery.There is the wireless sensor node random placement of diversification information gathering ability in monitored area, utilize key message and the state of all kinds of wireless senser collections and perception monitoring target and monitored area; Multiprotocol network accumulated information interchanger is carried out network organization and the network management task of wireless sensor network, equipment has the Mesh net of setting up Zigbee, the abilities such as the Piconet net of bluetooth, are responsible for efficiently converging and processing of various protocols wireless sensor node data; Simultaneously, equipment is carried out the gateway function of WSN, there is processing capacity in high-speed data high efficiency of transmission and net, be responsible for, by the access between other networks such as WSN network and TD Cellular Networks, IP network, having guaranteed interconnecting of low speed sensing layer sensor network and key foundation network.

Multiprotocol network accumulated information interchanger utilizes broadband transmission link, widened the data bandwidth of WSN, according to network design demand, can be by increasing or reduce the quantity of multiprotocol network accumulated information interchanger Wireless Telecom Equipment, control network coverage and network size, rationally utilize broadband width, redundancy is provided, sane bandwidth is sensing layer and high speed network interconnection intercommunication.

For a person skilled in the art, can make other various corresponding changes and distortion according to technical scheme described above and design, and these all changes and distortion all should belong to the protection range of the claims in the present invention within.

Claims (6)

1. multiprotocol network accumulated information interchanger, is characterized in that, comprising:
Zigbee telegon, for monitoring the Zigbee broadcast data packet of the wireless sensor node of Zigbee network, and is transferred to arm processor by the Zigbee broadcast data packet after resolving;
Bluetooth gateway, for monitoring the Bluetooth broadcast packet of the bluetooth equipment of blueteeth network, and by the Bluetooth broadcast data packet transmission after resolving to arm processor;
Arm processor, for Zigbee broadcast data packet and Bluetooth broadcast packet are converted to respectively to TCP/IP formatted data, and transfers to internet network by described TCP/IP formatted data by an Ethernet interface.
2. multiprotocol network accumulated information interchanger as claimed in claim 1, is characterized in that, also comprises: WIFI module, for the WIFI equipment with WIFI network, carry out data interaction; WIFI module and arm processor are electrically connected.
3. multiprotocol network accumulated information interchanger as claimed in claim 1, is characterized in that, also comprises: 3G module, for the 3G equipment with 3G network, carry out data interaction; 3G module and arm processor are electrically connected.
4. multiprotocol network accumulated information interchanger as claimed in claim 1, is characterized in that, described arm processor also connects an external debug interface.
5. multiprotocol network accumulated information interchanger as claimed in claim 1, is characterized in that, described Ethernet interface is RJ45 interface.
6. multiprotocol network accumulated information interchanger as claimed in claim 1, is characterized in that, described arm processor is also connected with USB interface.
CN201310504711.8A 2013-10-23 2013-10-23 Multi-protocol network convergence information exchanger CN103581004A (en)

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CN104539499A (en) * 2014-12-22 2015-04-22 江苏大学 Intelligent multi-protocol communication management machine based on ARM
CN104579938A (en) * 2014-12-19 2015-04-29 上海物联网有限公司 Multi-mode multi-protocol gateway device used for network transmission performance test of wireless sensor
CN105277915A (en) * 2014-07-22 2016-01-27 上海巨江信息技术有限公司 Modular wireless positioning system suitable for multiple hardware data interfaces and multiple scenes
CN105933856A (en) * 2016-07-08 2016-09-07 江苏省电力试验研究院有限公司 Wearable intelligent integrated host multiple wireless ad hoc network implementation method and system
CN106059912A (en) * 2016-08-08 2016-10-26 贵州智灵创新科技有限公司 Intelligent internet of things gateway
CN106357706A (en) * 2015-07-13 2017-01-25 青岛海尔滚筒洗衣机有限公司 Electrical equipment control method, electrical equipment control device and electrical equipment thereof
CN106572075A (en) * 2016-09-22 2017-04-19 北京理工大学 Virtual heterogeneous network convergence method based on on-demand protocol conversion
CN106843058A (en) * 2017-03-03 2017-06-13 南京富岛信息工程有限公司 A kind of the secure data harvester and acquisition method of hiding control system IP address
CN107248992A (en) * 2017-06-14 2017-10-13 合肥赛度电子科技有限公司 The structure that wireless Wifi and Zigbee coordinates

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Cited By (12)

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CN105277915A (en) * 2014-07-22 2016-01-27 上海巨江信息技术有限公司 Modular wireless positioning system suitable for multiple hardware data interfaces and multiple scenes
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CN104539499A (en) * 2014-12-22 2015-04-22 江苏大学 Intelligent multi-protocol communication management machine based on ARM
CN106357706A (en) * 2015-07-13 2017-01-25 青岛海尔滚筒洗衣机有限公司 Electrical equipment control method, electrical equipment control device and electrical equipment thereof
CN105933856A (en) * 2016-07-08 2016-09-07 江苏省电力试验研究院有限公司 Wearable intelligent integrated host multiple wireless ad hoc network implementation method and system
CN106059912A (en) * 2016-08-08 2016-10-26 贵州智灵创新科技有限公司 Intelligent internet of things gateway
CN106572075A (en) * 2016-09-22 2017-04-19 北京理工大学 Virtual heterogeneous network convergence method based on on-demand protocol conversion
CN106572075B (en) * 2016-09-22 2018-06-08 北京理工大学 A kind of virtual heterogeneous network fusion method based on on-demand protocol conversion
CN106843058A (en) * 2017-03-03 2017-06-13 南京富岛信息工程有限公司 A kind of the secure data harvester and acquisition method of hiding control system IP address
CN107248992A (en) * 2017-06-14 2017-10-13 合肥赛度电子科技有限公司 The structure that wireless Wifi and Zigbee coordinates

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