General wireless sensor network node equipment

Abstract

The present invention relates to wireless sensor network technology and data collecting field, and discloses a universal node device of wireless sensor network, wherein the universal node device comprises the following components: a wireless radio frequency receiving / transmitting unit which is used for realizing the communication between other node in a wireless sensor network and the base station; a microprocessor unit which is used for controlling the communication between universal nodes in the wireless sensor network and realizing various calculations; a universal sensor interface unit which is used for providing appropriate interface for various special sensor nodes; a universal peripheral interface unit which is used for the connection between the universal node and the outer PC for realizing the communication between the upper machine and the universal node; and a power management unit which is used for the power supplying of each unit in the universal node and detecting the health condition of the power supply. The universal node device according to the invention realizes the universal node satisfying the least function set of network node of wireless sensor, and comprises calculating function and network function. The quick development of various sensor nodes is realized. The quick construction of wireless sensor network supporting a plurality of protocols is realized. The versatility requirement of network node of wireless sensor is satisfied.

Description

technical field [0001] The invention relates to the field of wireless sensor network technology and data collection, in particular to a node device of a wireless sensor network. Background technique [0002] Wireless Sensor Network (WSN for short) is considered to be one of the most important technologies in the 21st century. It is a network in which many sensors communicate with each other, process and transmit information through wireless communication. The network integrates sensor technology, embedded computing technology, distributed information processing technology and communication technology. to the desired user. Wireless sensor networks have a wide range of uses in military, industry, transportation, security, medical, detection, and home and office environments. Their research, development, and application are related to various major aspects such as national security and economic development. In recent years, It has attracted extensive attention and investment ...

AI Technical Summary

Problems solved by technology

[0007] Poor adaptability of dedicated nodes: it is difficult to realize cooperative networking of different sensor nodes;

[0008] Poor flexibility of dedicated nodes: usually only support fixed network protocols and fixed types of sensors;

[0009] ●In the research and practice of wireless sensor network protocol, it is only necessary to consider the communication between nodes and almost no need to consider the transmitted data, and dedicated sensors are not competent

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