在无线技术中，冲突发生在两个发射器在相同的时间、相同的频率发送相同的调制方式。
In wireless technology, collision occurs when two transmitters transmit at the same time with the same modulation scheme on the same frequency.
“调制域”是由信号的频率和时间两个轴构成的平面域。
"Modulation domain" is a plane domain which is consisted of frequency and time signal axes.
调制域及脉冲分析仪利用时间和频率构成的平面域对信号进行分析。
Modulation Domain and Pulse Analyzer(MDPA) analyzes signal using a plane domain which is consisted of frequency and time.
调制函数是时间和频率的函数。
本文假定结构受到非均匀调制的演变随机激励，亦即其调制函数是时间与频率二者的函数。
In this paper, the evolutionary random excitations acting on structures are assumed to be non uniformly modulated, i. e. the modulation functions depend both on time and frequency.
理论分析表明频移幅度与调制频率、时间常数和半导体激光器的偏置电流等物理量有关。
It is made clear through the theoretical analysis that the frequency shift is dependent on the modulation frequency, thermal time constant, bias current of the laser diode and so on.
提出了一种基于FH序列的自由空间光通信多载波调制(FSO - OFDM)时间频率同步方案。
A timing and frequency synchronization scheme based on FH sequence is proposed for the free space optical communication Orthogonal frequency Division Multiplexing (FSO-OFDM).
该雷达采用调频中断连续波(FMICW)信号，时间同步包括调制脉冲的同步和调制频率的同步。
This radar use FMICW signals, time synchronization consists of pulse synchronization and frequency-modulation synchronization.
数值模拟了SSD各参量，包括脉冲时间、调制频率、位相调制系数、光栅线色散系数等对束匀滑性能的影响。
The influences oft he parameters of the SSD technique on the beam smoothing performance are numeric ally analyzed.
该方法用短时分析提取数字调制信号在幅度、频率和相位随时间变化的特征，并利用这些特征对各种数字调制信号进行识别。
The approach is to use short-time analysis to extract the characteristics of time-varying amplitude, frequency and phase in a digital modulation signal, and applies them for simple identification.
研究了频率随时间变化的压缩态光场与二能级原子的相互作用，主要讨论了光场频率随时间作正弦调制和脉冲调制两种典型情况下原子布居数反转随时间的演化特性。
The time evolution of atomic occupancy for the system of squeezed vacuum field interacting with two coupling atoms via intensity-dependent coupling in two-photon transition are investigated.
研究了频率随时间变化的压缩态光场与二能级原子的相互作用，主要讨论了光场频率随时间作正弦调制和脉冲调制两种典型情况下原子布居数反转随时间的演化特性。
The time evolution of atomic occupancy for the system of squeezed vacuum field interacting with two coupling atoms via intensity-dependent coupling in two-photon transition are investigated.
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