Design and implementation of a c - band frequency synthesizer 频段频率合成器的设计与实现
Low - band frequencies are completely blocked 低频波段被完全封锁了
Low - band frequencies are completely blocked 低频波段被完全封锁了
Detail specification for mixer diodes for use at x - band frequencies X波段用混频器二极管详细规范
It ' s got am , fm , shortwave , longwave , ssb and aircraft band frequencies 它的获得时,调频,短波,长波, ssb及飞机频段频率。
Verification regulation of wide band frequency stability measurement set in time domain 宽频带频率稳定度时域测量装置检定规程
The system operates at 28ghz band frequency with the latest ofdm - cdma technique 该系统工作在28ghz频段,采用最新的ofdm - cdma技术。
One way to reduce timing jitter is the use of narrow - band frequency - guiding filters periodically distributed along the transmission line 控制孤子的时间抖动和相互作用的一个重要方法是在传输线中周期性地安放滤波器。
Chaotic signal with continuous wide band frequency spectrum is not periodic and is similar with noise signal . these properties make it suitable to secret communication 由于混饨信号的非周期,连续宽带频谱,似噪声等特点,特别适用于保密通信领域。
In sce method , a sub - band frequency energy technique has been improved and a new technique which is based on phase plane technique has been proposed . four characteristic quantities have been extracted and used in data - analysis 统计特征量方法中,改进了子带能谱特征量提取方法;独立提出了散射信号相平面特征量提取方法。