这个计算阶段缺省地支持"信号锁（signal lock）"概念。其意义是指接收器认定先到达的包是应该接收的包，而在这个包的接收期间，置信道的信号锁为1，表明信道已经正在被占用...
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lock signal 锁信号 ; 船闸信号
Signal Lock audio tone 锁定信号声音报警
heteronuclear lock signal 异核锁信号 ; 异核锁旌旗灯号
homonuclear lock signal 同核锁信号 ; 同核锁旌旗灯号
signal lock saves 信号锁存
external lock signal 外锁信号
lock traffic signal 船闸通行信号
electric signal lever lock 信号握柄电锁器
lock-on signal 捕获信号 ; 锁定信号
The digital realization of monostable circuit and extraction of bit-synchronous signal with digital phase lock loop are also introduced in detail.
对于其中的单稳态电路的数字化和数字锁相环提取位同步信号也进行了详细的设计说明。
Lock-in amplifying (LIA) is one of important means for weak signal detection.
锁相放大是微弱信号检测的重要手段。
Two signal processing methods, one based on analog filters, the other based on digital lock-in amplifying technique, are developed and analyzed.
设计了基于模拟滤波器和基于数字锁相放大技术的两种红外气体传感器的信号处理方法。
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