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Testbed and method for testing state of wireless sensor network

A technology of wireless sensors and network status, applied in wireless communication, network topology, electrical components, etc., can solve the problems of wasting node resources, unable to deploy flexibly, and not universally applicable, and achieve a high degree of authenticity and reliability. , deploy flexible effects

Inactive Publication Date: 2013-09-25
SOUTHEAST UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] (1) Motelab is a static network and cannot be flexibly deployed
The positions of nodes in the network are fixed and cannot be deployed arbitrarily, and cannot truly reflect the operating status of the wireless sensor network in the actual environment
[0007] (2) The sending and receiving of commands between network nodes is realized through Ethernet, which wastes the limited resources of nodes
[0008] (3) Motelab has special requirements for hardware, and all nodes need to have Ethernet ports to transmit test data, which is not universally applicable

Method used

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  • Testbed and method for testing state of wireless sensor network
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  • Testbed and method for testing state of wireless sensor network

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Embodiment Construction

[0044] Below in conjunction with specific embodiment, further illustrate the present invention, should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention, after having read the present invention, those skilled in the art will understand various equivalent forms of the present invention All modifications fall within the scope defined by the appended claims of the present application.

[0045] like figure 1 As shown, the wireless sensor network state test test bed includes the network under test and the monitoring platform; the nodes in the network under test include controller nodes, coordinator nodes and routing nodes (ordinary nodes), and the three types of nodes jointly complete the wireless sensor network Test task; the controller node is connected to the monitoring platform through a serial port, sends the command sent by the monitoring platform to the node under test, and...

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Abstract

The invention discloses a testbed and method for testing a state of a wireless sensor network. The testbed comprises a tested network and a monitor platform. A controller node is connected with the monitor platform through a serial port, commands sent by the monitor platform are sent to other nodes, and meanwhile data sent by other nodes are received. A coordinator node is responsible for setting up a ZigBee network, and a routing node assists the communication between the controller node and a remote node. All nodes except for the controller node record experimental data in a node communication process and upload the experimental data to the controller node, and the controller node analyzes network performance according to the experimental data. According to the method, when a user wants to test the change of the network performance of a tested node, the monitor platform sends experimental parameters to the controller node to set an operation, and testing on the network is achieved.

Description

technical field [0001] The invention relates to a test bed and a test method for the status of a wireless sensor network, in particular to a test bed and a test method for the function and performance of a wireless sensor network based on a Zigbee protocol stack structure. Background technique [0002] ZigBee [1] It is a short-distance, low-power wireless communication technology. Its physical layer (Physical Layer, PHY) and media access control layer (Media Access Control Layer, MAC) are based on IEEE802.15.4 [2] The standard protocol, its network layer (Network Layer, NWK) and application layer (Application Layer, APL) are formulated by the ZigBee Alliance, and APL performs application development according to the needs of users. The wireless sensor network based on Zigbee technology has the characteristics of low power consumption, low cost, high network capacity, high security, and short delay. [3] . With the development of Zigbee wireless sensor network technology, p...

Claims

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Application Information

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IPC IPC(8): H04W24/02H04W84/18
Inventor 徐平平张晓阳朱文祥王侃王六祥
Owner SOUTHEAST UNIV
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