QPSK的例句大全

π/ 4 D-QPSK base-band modulation and demodulation method realized by DSP technology is better than FSK, ASK, PSK in technical criterion. It is according to the request of digital honeycomb system.

利用DSP手段，实现的π/4D-QPSK基带调制解调在技术要求方面要优于FSK、ASK、PSK等调制方式，更能满足数字蜂窝系统的要求。

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Theory of a High-Speed QPSK Demodulation and Its System View Simulation

高码速率QPSK解调载波恢复的原理与仿真

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π/ 4-QPSK may apply to PLC ( Power Line Carrier) for telecontrol information transmission.

π/4-QPSK调制解调器可用于电力线载波机传输远动装置信号。

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BPSK, QPSK, OQPSK, UQPSK are used in TTC ( Track Telemetry and Control) of Satellite Link in recent years.

近年来，卫星测控链路中大量使用了OQPSK、UQPSK的调制方式。

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Research on Timing Synchronization Algorithm to Burst QPSK Signal Open Loop Structure

开环结构突发QPSK信号定时同步算法研究

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Development of Symbol Timing Recovery Circuit for Variable Rate QPSK Modem

可变速率QPSK Modem中码元定时恢复电路的研制

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Symbol timing recovery in super high speed demodulation for QPSK signals

超高速数字解调中QPSK信号的符号同步研究

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Upon the prophase work of our staff room, we have accomplished the system of QPSK modulation and demodulation on the whole. We want to implement wireless transmission of RS-232C asynchronous serial data through QPSK modulator and demodulator.

本教研室在前期的工作中基本完成了QPSK调制解调系统的研制和开发，在此基础上，想要实现RS-232C异步串行数据通过现有的QPSK调制器和解调器来进行无线传输。

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This paper researched an proved QPSK orthogonality demodulation scheme based on software radio and multi-core computer which adopts the way of concerned demodulation.

研究并论证了基于多核通用计算机平台和软件无线电的QPSK数字化正交解调方案，该方案采用相干解调方式。

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the performance estimation of quadrature phase shift keying ( qpsk) signaling over a rice lading channel was simulated and the corresponding analyzing results were obtained.

最后，对数字调制后的QPSK信号通过莱斯衰落信道时的性能进行了仿真估计，并得到相应的分析结果。

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qpsk modulation mode of hamming encoding different signal to noise ratio in the quality of communication.

分析QPSK调制方式下Hamming编码方式在不同信噪比下的通信质量。

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qpsk digital microwave engineering recent client list

数字微波工程客户名录

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Secondly, it introduces the frequency selection, EMC ( Electromagnetic Compatibility), the basic generation theory and modulation of the third civil signal ( L5 signal), including LS ranging code, Forward Error Correction, QPSK modulation and Neuman.

其次，介绍了其信号的频段选择、电磁兼容性及其调制和产生的基本原理，包括L5测距码、卷积码、QPSK调制以及Neuman。

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A QPSK blind sequence detection algorithm based on the ε-equalization principle is proposed. The algorithm can formulate the quadrature phase shift keying blind sequence detection into a quadratic programming with integer constraints.

给出了基于ε-均衡准则的QPSK序列盲检测算法，该算法将QPSK序列盲检测问题转化为带整数约束的二次规划问题。

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And this system bhas been used in the QAM and QPSK applications and is recognized by the market.

并且已经在QAM和QPSK的综合应用领域受到了市场的认可。

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QPSK as an advanced digital modulation technique is fit for the digital satellite communication system well.

QPSK作为一种先进的数字调制方式,特别适用于数字卫星通信系统.

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Model of QPSK modulation code integrity, and can be used directly.

QPSK调制模式的源代码的完整性, 并可以直接使用.

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This m file performs the QPSK transmission and reception.

这米文件执行的QPSK传输和接收.

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The analysis of simulation waveform indicates that the programme achieves QPSK modulation and demodulation functions well.

通过对仿真波形的分析可知,该方案很好的实现了QPSK调制与解调功能.

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QPSK the additive white Gaussian noise environment, and the signal-to-noise ratio of the simulation.

QPSK在 加性高斯白噪声环境下, 信噪比和误码率的仿真.

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