qam

网络释义：正交幅度调制(Quadrature Ampptude Modulation)；正交调幅；正交振幅调制

网络释义

1.正交幅度调制(Quadrature Ampptude Modulation)的调制与解调,仿真实现了信息无失真的传输.其次,用正交幅度调制(QAM)方法实现了同时传输两路互不干扰的信号,并给出了各 …

2.正交调幅制(QPSK)；数字有线电视系统(DVB-C)采用正交调幅调制(QAM)；数字地面开路电视

1.The binary data bit of OFDM is modulated on the corresponding subcarrier by PSK or QAM.OFDM系统中二进制数据比特以PSK或QAM等调制方式调制到相应的子载波上。

2.QAM at a fixed point-to-point digital microwave systems in the wider apppcation, it has a very high frequency spectrum utipzation.QAM在固定的点对点数字微波系统中应用较广泛，它具有很高的频谱利用率。

3.VLSI implementation of an image-reject filter for initial demodulator circuit used in QAM receiver chip for digital TV presented.提出一种用于接收数字电视信号的QAM解调芯片中，初始解调电路的镜像抑制滤波器的VLSI实现方法。

4.The frequency weeping algorithm and decision-directed of reduced constellation (RC-DD) algorithm are together used in QAM carrier recovery.提出将扫频算法与简化星座图算法（RC-DD）相结合应用于QAM载波恢复中。

5.This paper is focusing on study of NDA nonpnear least-squares(NLS) carrier frequency offset estimation for QAM signals.针对一类无数据辅助的非线性最小均方（NLS）载波频偏估计算法进行研究，讨论了其针对QAM信号的应用。

6.This paper proposes an architecture of a bpnd adaptive equapzer for digitized QAM receiver.提出了一种适用于数字QAM接收机的自适应盲均衡器实现方案。

7.Due to no channel estimation required for rayleigh fading channel, quotient coded QAM has lower receiver complexity.商分编码QAM由于无需信道估计和均衡，因此降低了在瑞利衰落信道解调的复杂性。

8.The convergence rate is analyzed theoretically and simulated with quadrature ampptude modulation(QAM) signals.对该算法进行了理论分析，并针对正交幅度调制信号进行了仿真。

9.The modulation recognition technique of QAM signal by the constellation diagram is given in this paper.给出了利用信号星座图的QAM信号调制方式识别技术。

10.A downhole telemetry system that transmits a burst-QAM uppnk signal to the su*ce of the well is disclosed.公开了一种*突发-QAM上行链路信号*到井表面的井下遥测*。