Synchronization and channel estimation are two key techniques for OFDM systems to ensure its good performance.
为保证其具有好的性能，需要时频同步、信道估计等一系列的关键技术加以支持。
Pulse compression technique includes two key techniques: the pulse compression signal generation and processing.
脉冲压缩技术包括脉压信号的产生和处理两个关键的技术。
The two key techniques-cordless telephony profile and multi-PSTN bluetooth gateway dynamic selection are studied in depth.
接着对本文的两个关键技术——无绳电话剖面以及多pstn蓝牙网关动态选择进行了深入研究。
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