This paper firstly analyzes the realization principles of DPSK modulation and demodulation, then use FPGA design techniques to make function module with VHDL hardware description language. Finally use Alteras Quartus Ⅱ (FPGA software) to compile and simulate the VHDL program, and test the design ...
关键词:FPGA;2DPSK;解调调制;Verilog 2DPSK modulation and demodulation based on FPGA ABSTRACT With the increase in market demand, the continuous improvement of the level of integration technology and the emergence of computer automatic design technology, the markets demand for electronic products is ...
communication, has been always an important aspect. The digitalized DPSK modulation and demodulation system based on FPGA are primarily discussed and simulaed. A model of DPSK modulation and demodulation system with base band signal are simulated on the basis of a FPGA development platform Quartus II...
systemsneedutilizethistechniquetotransmita11kindsofinformation,forexample,wirelesscommunication,TV,radar,telecontrolandtelemetry,etc.Itwillusesomekeytechniqueofmodulationanddemodulationduringtheinformationtransmissionprocess.FromthecontinousimprovementofpreviousanalogAMandFMtechniquetoexpandedapplicationofcurrentdigitalmodulation,...
DPSK MODULATION/DEMODULATION METHOD, AND OPTICAL COMMUNICATION DEVICE AND SYSTEM USING THE METHOD在便宜,小型,低功耗的使用DPSK调制的光通信设备和光通信系统中,N:1复用器(125)通过对经DPSK调制编码器(115~117)编码的并行信号逐位地进行时分复用来生成串行信号. In cheap, small, low-power use DPSK modulated...
The study of DPSK analysis to contribute to the development of the modern or the future of digital modulation. Keywords: DPSK system demodulation performance of resistance to noise System View 目 录第一章 绪论 1 第二章 2DPSK调制解调系统原理 3 2.1 二进制相移键控(2PSK)的调制解调方法 3 2.1....
DPSK modulation and demodulation manner, the optical communication device and the optical communication system which use thisIn the optical communication device and the optical communication system using DPSK modulation whose cost is low, whose size is small and whose power consumption is low, the N:...
The week-long internship curriculum design communication transmission is through MATLAB simulation program, to a better understanding of FSK, PSK, DPSK modulation and demodulation process. In this attachment, the main is the application programming MATLAB simulation and displays the results. Simulation is...
关键词:通信,调制,解调,频带,communicate,modulation,demodulation,frequencybandABSTRACT:Backgroundanddevelopmentcondition:Thenumericalcorrespondenceisakindofnewcorrespondencemethodwhichcorrespondsbylettertechniqueandcalculatortechniquetocombinetogetherbutproduces.Wantbetweenthetwosidestodeliveraninformationhavetohavealready...
2DPSK 的调制解调及其 SystemView 仿真 何婷婷;任峻 【期刊名称】《电子设计工程》 【年(卷),期】2015(0)9 【摘要】In the paper, we first introduce the basic principles of 2DPSK modulation and demodulation. Then, we build a 2DPSK modulation and demodulation simulation system on SystemView. By ...