signal n. 1.信号,暗号;信号器。 2.动机,导火线 (for)。 3.预兆,征象。 call signal 【无线电】呼号。 an alarm signal 警报(器)。 an information signal 〔美国〕暴风警报(旗)。 an international code of signals 国际通用信号。 a signal of distress =a distress signal 船只失事信号。 adj. 1.暗号的,作信号用的。 2.显著的,非常的,优越的。 a signal victory [defeat] 大胜[败]。 vt.,vi. (〔英国〕 -ll-) 发信号[警报]给(人、船等);用信号[警报]通知(暴风、危险等);用动作[手势]示意;预示。 a signaling bomb 信号弹。
Frequency spectrum according to pulse partition modulation signal 基于脉冲间隔调制信号的频谱
Test principle for qam modulation signal and analysis of measurement uncertainty 调制信号测试原理和测量不确定度分析
2 present the concept of the partly - matched procession of the multi - modulation signal 2 、给出了复合调制信号的非完全匹配处理的概念。
Study of modulation signal ' s parameters in resonance type jointless shifting frequency track circuit 谐振式无绝缘移频轨道电路调制信号参数研究
This paper contains the following four parts : 1 construct a new kind of pseudo - random fsk / psk multi - modulation signal 综上所述,本论文主要包含了下面几个内容: 1 、构造了一种新的伪随机fsk / psk信号。
The experiments demonstrated that the channel capacity of classical modulation signals can be improved due to exploiting quantum entanglement 证明了由纠缠态光场构成的量子通道可以提高经典调制信号的信道容量。
The interference and its processing method of long sequence phase - modulation signal of multitargets in pulse compression are studied emphatically 重点研究了长序列调相信号多目标对脉冲压缩的相互影响及其处理方法。
5 . in the research on reducing papr of wavelet packet modulation signals , the dissertation proposes a new method - ? terative - shifting linear - searching 研究了克服快速时变衰落的分集技术,提出了时间/尺度rake接收机。
The prerequisite of actively mode - locked fiber laser stable work is that the modulation signal frequency must be the integral multiple to the cavity resonance frequency 主动锁模光纤激光器稳定工作的前提条件之一是调制信号频率应为腔内纵模间隔的整数倍。
Automatic recognition of modulation signals is the key problem in non _ cooperative communication systems . it is the required function of software defined radio receiver 信号调制样式的自动识别是非协作通信中的主要问题,也是软件无线电接收机必备的功能之一。