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经典载波跟踪环costas环simulink建模仿真
- 经典载波跟踪环costas环simulink建模仿真,采用QPSK调制,包含上下变频以及三种不同鉴相方式。,Classic costas loop carrier tracking loop simulink modeling and simulation, using QPSK modulation, including the upper and lower frequency, as well as phase three different ways.
ddc.rar
- 数字下变频器的matlab实现,一定的设计指标,可以用来知道vhdl程序设计,Digital Down Converter for matlab realized, certain design specifications that can be used to know VHDL Programming
DDC_prj1
- 公司最近项目做的一个DDC(数字下变频)simulink建模模型 真情奉献给大家-this is a project about digital down-converter,it is bulit with Simulink.
ddc
- DDC仿真模型,利用systemgenerator实现数字下变频-DDC simulation model, the use of digital down-conversion systemgenerator
20100407
- 用MATLAB仿真的数字下变频程序,变频,滤波未用matlab函数,而是用代码完成,便于移到DSP或FPGA上。供参考。-Using MATLAB simulation of digital down conversion process, conversion, filtering is not used matlab functions, but with code completion, easier to move on a DSP or FPGA. For reference.
ddc_30m
- 中频70M,30M带宽LFM信号,采样率为102.4M,数字下变频后,还进行了三倍抽取,最后还得到I,Q两路信号 -IF 70M, 30M bandwidth LFM signal, the sampling rate of 102.4M, digital down conversion, the samples were carried out three times, the last also I, Q two-way signal
GSM_Digital_Down_Converter
- 实现GSM下变频功能,matlab平台。-GSM capabilities to achieve down-conversion, matlab platform.
ofdm_Systems_Simulation
- 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, and down-conversion, Gaussian channel
OFDM_communication_system
- 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,
ddc_30m
- 基于宽带情况下数字下变频的全过程仿真程序 -Case based broadband digital down conversion of the whole process simulation program
shuzixindaohua
- 设计抗混叠FIR滤波器实现数字下变频的设计-Design of anti-aliasing FIR filter design for digital down conversion
cdma2k_ddc_12_1
- matlab simulink 开发的CDMA2K DDC数字下变频器和滤波器,使用XILINX FPGA V5系列,并包含DDC每个阶段的输出验证matlab程序,非常实用。-matlab simulink developed CDMA2K DDC digital down converter and filter, using the XILINX FPGA V5 series, and contains the output of each stage of verification DD
Untitled8
- 数字下变频技术是数字接收机的核心技术之一,它包括数字混频正交变换、抽取及高效率数字滤波等。-Digital down conversion technology is one of the core technology of digital receiver, which includes digital mixer orthogonal transformation, extraction and high-efficiency filtering.
DDC
- 数字下变频的matlab程序,在matlab中可运行-a progrme about ddc
43b2c2238cf4
- 下变频电路仿真,基于matlab的先变频电路的仿真。-Down conversion circuit simulation
OFDM
- 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, and down conversion, Gaussian chan
RLS
- 给出完整的通信系统和多径通信信道,并使用带RLS算法的判决反馈均衡器进行均衡。 内有详细注释。 在DFE(lms算法)的基础上,采用RLS算法 产生 0 1 序列--> QPSK映射 --> 上变频 --> 信道(多径、加噪) --> 下变频 --> LMS算法均衡 --> 解映射、判决 --> 求误码率、星座图-This progam include a complete communication system with a m
DDC.m
- 一个数字下变频器(ddc)的示例程序,可以作为参考(This is a MATLAB program for ddc)
matlab仿真下变频源程序
- matlab 仿真下变频源程序 f0=20e6;%模拟信号中频 f1=10e6;%数字本振频率 fs=40e6;%采样频率(digital down convertion)
DDC
- 数字正交下变频 现采集AD的数据,然后通过MATLAB加载,最后实现DDC下变频。(Digital Orthogonal Downconversion Now collect AD data, then load it through MATLAB, and finally realize DDC down conversion.)