Abstract
To meet the needs of ZigBee protocol on voice communication in wireless sensor network and realize low-cost and low-consumption wireless voice communication in short distance, multi-hop voice communication nodes software based on multimedia voice node plate of wireless RF chip is designed. Thus, multi-node network communication, real-time voice sampling and multi-hop relay transmission are implemented. Also, it features high-quality voice, low fault system, and high reliability. All these make it applied widely in a larger range.
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