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Fm signal modulation and demodulation at the carrier frequency Fc (Hz). K is the frequency deviation.
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PERFORMANCE ANALYSIS OF OFDM
Orthogonal Frequency-Division Multiplexing (OFDM) — essentially identical to Coded OFDM
(COFDM) — is a digital multi-carrier modulation scheme, which uses a large number of closely-spaced
orthogonal sub-carriers. Ea
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基于Systemview的通信系统的仿真
主要是运用Systemview软件对二进制振幅键控(2ASK)系统、二进制移频键控(2FSK)系统、二进制移相键控(2PSK)系统以及二进制差分相位键控(2DPSK)系统进行设计,然后对设计的系统进行仿真,这其中分别包括它们的调制和解调系统。-Systemview based simulation of communication systems is the use of software Systemview binary amplitude s
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Bluetooth modulation and frequency hopping
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在matlab环境下的简单调频过程的实现-frequency modulation
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这是一个相对完整的OFDM通信系统的仿真设计,包括编码,调制,IFFT,上下变频,高斯信道建模,FFT,PAPR抑制,各种同步,解调和解码等模块,并统括系统性能的仿真验证了系统设计的可靠性
-This is a relatively complete simulation of OFDM communication system design, including coding, modulation, IFFT, the upper and lower frequency, Gaussia
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1.linking of header data into .cpp in vc++
2.error correcting encoder and decoder
3.viterbi decoder in c
4.frequency modulation and demodulation in matlab
5.Performance Analysis of Weighted Median Filters in Prediction of Images
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Frequency Shift Keying Digital Modulation with LabVIEW
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二进制差分编码解码,二进制差分相移键控二进制幅移键控,二进制相移键控,二进制频移键控最小频移键控的调制与解调-Differential encoding and decoding binary, binary differential phase shift keying binary amplitude shift keying, BPSK, binary frequency shift keying Minimum Shift Keying modulation and demodulati
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完成了数字接收机的整个流程仿真,从调制,解调,下变频,抽样判决,鉴频的整个模块-To complete the entire process of digital receiver simulation, from the modulation, demodulation, downconversion, sample sentences, frequency of the module
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此程序仿真了调频通信系统的调制,跳频调制,解跳和解调 给出了各个信号的频谱-This program simulates the frequency modulation communication systems, frequency hopping modulation, demodulation solution given jump and the spectrum of each signal
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频域不同导频密度的信道估计在被研究,并且在高低时延信道其信道估计被固定了导频分配时域。频域信道估计是基于插补,多项式的广义线性模型(或最小二乘法)和维纳滤波(或线性最小均方误差法)的方法。时域的信道估计是用线性插补完成的。我们通过测量在基于克拉克散射模型的瑞利衰落信道上并带有QPSK调制的粗误码率,已经比较了所有这些方案的结果。-Different pilot density in frequency domain channel estimate to research, and its hi
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Frequency Modulation Program.
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本文以& ∋ ( 型微机远动系统 一!∀ # ∃ ! 为例 ,
讨论了微机远动中远 程数据的通讯
问题 。
重点介绍一种新颖实用的频率调制方法一用晶振 分频实现远动)
信号频率调制-In this paper, & ∋ (microcomputer-based remote control system a! ∀ # ∃ !, For example, discusses the remote c
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该程序对4个点目标进行仿真成像,距离向采用解线频调方法进行压缩,方位向采用传统的脉冲压缩,最后获得了4个点目标的像。程序中给出了详细的参数设置,便于理解。-The program on a four point target simulation imaging, distance to the solution line frequency modulation, compression, orientation to the traditional pulse compression, an
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线性调频(LFM)脉冲压缩雷达仿真真具体的matlab程序说明和方法介绍
-True specific linear frequency modulation (LFM) pulse compression radar simulation matlab descr iption of the procedures and methods introduced
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OFDM(正交频率调制)实现多载波调制基本思想是将带宽信道分解成许多并行的窄子信道,是每个子信道的想干带宽,从而实现平稳衰落。搭建了完整的OFDM信道链路系统,运用三种不同的信道估计方法(LS信道估计、DFT信道估计、Improved-DFT信道估计),并对AWGN理想信道和衰落信道误码情况进行了仿真和比较。-OFDM (Orthogonal Frequency Modulation) multicarrier modulation basic idea bandwidth channel is
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产生一个线性调频信号并分析它的频谱,使用Matlab编写。-Produce a linear frequency modulation signal and analyzes its spectrum,Using Matlab
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matlab仿真。
对m序列和互补码序列的仿真:分别对m序列和四相互补码序列的发射,回波,和脉冲压缩进行了仿真。
同时包含线性调频信号(LFM)和m序列以及简单单脉冲的模糊函数仿真的文件。-The matlab simulation.
m sequence and complementary code sequence simulation: four-phanse complementary code and m sequence code s emission, echo, a
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产生长度为100的随机二进制序列
发送载波频率为10倍比特率,画出过采样率为100倍符号率的BPSK调制波形(前10个比特) ,及其功率谱
相干解调时假设收发频率相位相同,画出x(t) 的波形,假设低通滤波器的冲激响应为连续10个1(其余为0),或连续12个1 (其余为0) ,分别画出两种滤波器下的y(t),及判决输出(前10个比特)
接收载波频率为10.05倍比特率,初相位相同,画出x(t) 的波形,假设低通滤波器的冲激响应为连续10个1,画出两种滤波器下的y(t),及判决输
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