Contemporary information systems are always being improved, as are living conditions, digital data technology has been interwoven into people's lives. It is intricately linked to people's lives. As a result of its ongoing development, the variety of uses for it is expanding. This study on a digital signal processing technology, and analyses the benefits. The drawback of digital signal processing also discussed in this paper. The specific application of speech deformation coding and radio communication also deeply demonstrate in this paper.
Key words: implementation, communication process, digital signal
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