搜索资源列表
A_number_of_high-speed_digital_radio_implementatio
- 一种高速数字电台数字上变频的FPGA实现-A number of high-speed digital radio implementation on the frequency of the FPGA
LFMIQ
- LFM信号，通过IQ解调，再A/D变换，上变频，分析输出信号频谱-LFM signal, through the IQ demodulation, and then A/D conversion, on the frequency, the output signal spectrum analysis
DDDC
- 采用FPGA中的Verilog编程语言实现无线通信中数字上变频的功能-Using the FPGA Verilog programming language on the conversion of digital wireless communication function
DVB_T
- 欧洲的经典OFDM系统仿真，包含各个阶段的仿真波形，如AD变换，上变频等-Classic European DVB OFDM system simulation, including the simulation waveforms of the various stages AD conversion, upconversion
Digital-transfer-DDC-and-DUC
- 数字变频器的设计，实验中用到的所有完整的工程文件: （1）数字上变频的设计，完整的工程文件包含： rrc_cic_impulse.mdl rrc_cic_data.mdl qpsk_modulate.mdl （2）数字下变频的设计，完整的工程文件包含： received_if.mdl demod.mdl halfband.mdl-Digital conversion: 1.DUC:rrc_c
Frequency-conversion
- 实现信号的上变频和信号的下变频，经过仿真实验后确定正确。-Signal up-conversion and signal down-conversion, and after a simulation to determine the correct.
test_5
- BPSK调制及解调的仿真程序,包括成形和上变频，较完整-BPSK modulation and demodulation simulation program, including forming and upconversion ,it is complete
duc
- 实现内插数字上变频 内插 低通滤波器的子程序 整个系统的调试-Upconverting interpolation interpolated digital low-pass filter of the subroutine of the entire system debugging
SSBTX
- 单边带调制完整建模，实现了希尔伯特变换，DDS，上变频，正交调制-Single sideband modulation of a complete modeling, implementation of the Hilbert transform, DDS, on the frequency, quadrature modulation
GPS-generation
- 研究了一种数字中频 GPS 信号生成方法。给出了数字中频信号数学模型，模型考虑了各种因素对信号的影响。通过导航电文分析，提出信号传播时延、多普勒频移以及信号入射方向的估计方法。给出了中频信号产生的流程，对其中时延的设置，信号的上变频、信号幅度设置以及方向信息的导入进行了阐述。对所生成的信号模型进行了仿真分析，给出了信号产生各个阶段的频谱，对所生成的信号进行了相关捕获。仿真结果表明频谱特征符合理论分析，能够被捕获并找出信号时延从而实现定位
1231243513up_convert_ofdm
- OFDM调制解调算法中的上变频算法以及matlab的实现方法-OFDM modulation and demodulation algorithm in the upconversion algorithm matlab implementation
ddc_matlab
- 这是关于wcdma数字上变频的matlab程序,通过抓取得到wcdma信号数字信息-this is a program about the ddc of wcdma,the wcdma digital information has been taken and saved
ddc_matlab
- 这是关于wcdma数字上变频的matlab程序,通过抓取得到wcdma信号数字信息-this is a program about the ddc of wcdma,the wcdma digital information has been taken and saved
AD9857_DataSheet
- 讲述了上变频的相关原理以及其vertebi译码，和相关的编码-Tells the story of upconversion the relevant principles as well as its vertebi decoding, and the associated coding
4QAM_2.5GHz
- 一个用MATLAB编写的，上变频为2.5GHz的OFDM仿真程序，很好用的程序，适合学习OFDM初学者-A MATLAB prepared, the frequency of 2.5 GHz OFDM simulation program, very good procedures, suitable for OFDM beginners to learn
PskScyB
- 产生psk调制信号的源程序，并对信号进行成型滤波及上变频-generate PSK modulated signals, and the signals pass the shaping filter and DUC
work
- 本程序是关于卫星上下变频的简单的实现算法，首先产生双边带调制信号，与收本振混频后，通过低通滤波器完成下变频。再与发本振混频，通过高通滤波器后完成上变频-This program is a simple algorithm on the satellite and down-conversion, the first double-sideband modulation signal generated, after the close
QPSK_MOD_DEMOD
- QPSK信号的产生程序与解调程序，简单的01序列与星座点的映射，上变频,解调时下变频，星座点到01序列的逆映射，适合初学者。-qpsk modulation and demodulation
Sound-Wave
- Matlab 模拟声波传数，包括基带调制、数字上变频、数字下变频、滤波、译码等-Matlab to simulate the sound wave number, including baseband modulation, digital frequency conversion, digital frequency conversion, filtering, decoding, etc
AD9957_cn
- AD9957：内置18位I/Q数据路径和14位DAC的1 GSPS正交数字上变频器(中文版PDF1, 680 KB)-AD9957: Built-in 18 I/Q data paths and 14 drive the DAC 1 GSPS Quadrature Digital (Chinese version PDF1, 680 KB)