Remote multifunctional wireless sensor node and system

Abstract

The invention discloses a remote multifunctional wireless sensor node and system. The node comprises a master control module, an antenna module, a communication module, a collection signal input module and a power supply module; the master control module is in both-way connection with the antenna module and the communication module; the output end of the collection signal input module is electrically connected with a power supply side of the master control module; the wireless sensor node further comprises a scope expansion module; the communication module comprises a WIFI circuit, a USB circuit and a RS-232 serial port circuit; the master control module is in both-way connection with the antenna module through the scope expansion module; a matching filtering circuit is arranged between the scope expansion module and the master control module. The wireless sensor node is long in transmission distance, flexible in transmission way, and suitable for the field of the wireless sensor network.

Description

technical field [0001] The invention belongs to the technical field of wireless sensor networks, and in particular relates to a long-distance multifunctional wireless sensor node and system. Background technique [0002] Wireless Sensor Network (WSN) technology is composed of a group of wireless sensor nodes, in the wireless network coverage area, the sensors perceive each other, collect and process the information collected by the sensors, and send the relevant information to the terminal system technology. Wireless sensor network is a new field of information technology development. It integrates data collection, transmission and fusion analysis, and has a very broad application in many fields such as environmental monitoring, earthquake monitoring, medical monitoring, urban traffic management, and military reconnaissance. prospect. In a wireless sensor network system, a node is the basic element of the network, which has the functions of sensor signal acquisition, signal...

AI Technical Summary

Problems solved by technology

However, sensor nodes adopt multi-hop technology, which will generate redundant data, which will cause additional energy consumption of intermediate forwarding nodes and reduce network life.

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