摘要
多速率CDMA技术因其数据传输能力强、服务质量好等特点而被大量无线通信系统所使用。在非配合情况下,要正确处理接收数据就需要对这些数据进行盲速率检测。文章详细研究了盲速率检测技术的主要特点和5种典型算法,通过对数据内部结构、传输方式和检测机制的深入对比分析,揭示出了盲速率检测技术的发展趋势和研究方向。
Multi-rate CDMA technology is applied in a number of radio communication systems for its strong data transmission capability and perfect service quality.To prevent illegal application of communication systems and to monitor communication networks and capture the suspicious information,the blind rate detection(BRD) should be utilized to determine the information rates for decoding processing.This paper researches the main characteristics and typical five algorithms of BRD technology.It also analyzes internal structures,transmission modes and detection principles.Finally it discusses the developing tendency and research direction in blind rate detection technology.
出处
《信息工程大学学报》
2010年第5期605-611,共7页
Journal of Information Engineering University
基金
国家863计划资助项目(2008AA011003)