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communication
针对通信侦查课题，通过已知先验知识和截获信号，进行找出同步序列，匹配滤波，校正频偏和相偏，均衡，解交织，译码，恢复出原序列，最终得到的序列与原序列作对比得到误码率为0(Investigation subject for the communication, by known a priori knowledge and intercepted signal conducted to identify the synchronization sequence, the matched filter, correcting frequency offset, and phase deviations, balanced, deinterleaving, decoding, to recover the original sequence, the resulting sequence with the original sequence compared error rate is 0)
- 2012-08-21 22:22:08下载
- 积分：1
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AWGN
Chirp UWB在AWGN信道下BOK调制误码率(The Chirp-BOK-UWB system has the same BER performance when only AWGN channal.)
- 2021-04-02 09:49:07下载
- 积分：1
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gaborfilter
三个参数不同的gabor滤波器设计，包括图片和源代码(Three parameters of different gabor filter design, including images and source code)
- 2008-04-20 12:55:58下载
- 积分：1
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LMS
自适应的LMS算法及其应用
本实验通过一个二阶自回归过程来研究实时数据集平均对LMS算法的影响
包含MATLAB代码(LMS algorithm)
- 2021-05-06 18:58:37下载
- 积分：1
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Communication-by-SerialPort
实现串口通信 可以收发数据 可以是数字也可以是ASCII(Serial communication)
- 2013-07-24 10:10:28下载
- 积分：1
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01301699
CMOS在信号接收端的应用，Gilbert混频器的实现(A LINEARIZATION TECHNIQUE FOR RADIO FREQUENCY CMOS GILBERT- TYPE MIXERS)
- 2013-06-01 22:45:11下载
- 积分：1
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编码识别(matlab代码)20180111
说明： 卷积码、RS码、LDPC码、turbo码的生成及识别。(Generation and recognition of convolutional codes, RS codes, LDPC codes and TurBO codes.)
- 2021-04-14 18:58:55下载
- 积分：1
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PSKuniformFading
PSK Uniform Fading using SNR and BER
- 2009-10-18 18:57:24下载
- 积分：1
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1
说明： 求两个信号之间的相干性，输入是两个不同的信号，如eeg和semg，输出一一个相干性的值的矩阵，附带傅里叶变换和semg和eeg数据集(To find the coherence between two signals, the input is two different signals, such as EEG and sEMG, and the output is a matrix of coherence values,with Fourier transform and sEMG and EEG data set)
- 2019-12-04 20:07:21下载
- 积分：1
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Doppler-spectrum-of-radio-channel
1. 关于无线信道的多普勒谱，请回答以下问题：
(1) 在某些无线信道中，多普勒频移会引起无线信道输出信号的混叠。请清楚的描述产生混叠的各种原因；
(2) 无线信道中的多普勒谱有一种经典谱(classic spectrum)，请解释产生这种谱形状的机理；
(3) 请用S-function产生一单径瑞利信道，其多普勒谱为经典谱，其中移动速率为120km/h。并请回答：证明自己用计算机产生的经典谱是正确的可能方法。
(Doppler spectrum of radio channel 1, please answer the following questions
(1) In some wireless channel, radio channel Doppler shift will cause the output signal aliasing. Please clearly describe aliasing for various reasons )
- 2021-01-24 17:38:43下载
- 积分：1
