幅移键控

第三，对采用不同调制格式（包括幅移键控和二进制相移键控）的光副载波复用（OSCM）系统中，PMD引起的功率代价进行了量化。

Thirdly , we quantify the power penalty caused by the PMD in optical subcarrier multiplexing ( OSCM ) system with amplitude shift keying ( ASK ) and binary phase shift keying ( BPSK ) .

提出了采用幅移键控（ASK）调制的波分复用（WDM）系统中光滤波器带宽的优化设计问题。

An optimized design of bandwidth of a F P filter in ASK modulation WDM transmission systems is studied in this paper .

伪随机码与超声载波采用ASK（幅移键控）调制方式，介绍了伪随机码超声扩频测距硬件方案和超声测距时延估计模型。

The author proposed the hardware circuit scheme and TDE ( Time Delay Estimation ) model for the system with the PRBS and ultrasonic carrier adopting ASK modulation mode .

本文介绍了一种适用于ASK幅移键控接收器芯片中锁相环电路，集成于芯片内的LC压控振荡器，它的LC振荡电路采用了一种增强型的特别结构。

An integrated LC Voltage Controlled Oscillator ( VCO ) using enhanced resonator has been implemented in a PLL ( Phase Locked Loop ) for an ASK ( Amplitude Shift Key ) Receiver IC chip .

本文提出了一种采用低速OC标签但不增加标签开销的相移键控光码（PSK-OC）标签和幅移键控（ASK）净荷正交调制光分组格式。

A scheme which adopts low chip-rate but no extra label length is proposed in this dissertation . The OC label is phase-shift keying ( PSK ) modulated on the amplitude-shift keying ( ASK ) modulation payload .

研究带删除卷积码的8、16、32差分幅/相移键控（DAPSK）调制。

Punctured convolutional coding with an 8 , 16 and 32 differential amplitude and phase shift keying ( DAPSK ) modulation is considered .