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随着无线技术的飞速发展,频谱紧张成为各国面临的共同课题,解决频谱资源紧缺局面的根本途径就是开发高效的频谱利用技术。提高频谱利用率的方法是多维的,包括调制解调技术、编码技术、组网技术、发射接收技术等等,本文结合现代信号处理技术、编码技术等最新发展动态,对几种可能提高频谱利用率的新技术进行了研究探讨。
With the rapid development of wireless technology, spectral tension has become a common issue facing all countries. The fundamental solution to the shortage of spectrum resources is to develop efficient spectrum utilization technologies. The methods to improve the spectrum utilization rate are multi-dimensional, including modulation and demodulation technology, coding technology, networking technology, transmitting and receiving technology, etc. In this paper, combining the latest development of modern signal processing and coding technologies, The rate of new technology was studied.