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24e1pwm
- nrf24e1 PWM输出程序,可以调节占空比,可用做音频信号输出.-nrf24e1 PWM output procedures can adjust the duty cycle can be done audio signal output.
simsnr
- 在COFDM传输过程中白噪声的影响。信噪比从0～20db，BER的变化。调制方式：BPSK/QPSK/16PSK-COFDM transmission in the course of white noise impact. Signal-to-noise ratio from 0 ~ 20db, BER changes. Modulation : BPSK/QPSK/16PSK
top
- rfid 电子标签设计数字基带处理顶层模块设计-rfid electronic card design diginal signal process of top module design
mfile
- 信道估计程序，采用块状导频的办法，OFDM信号，采用自适应算法对瑞利信道模拟，有效地估计了信道-Channel estimation procedure for the pilot block approach, OFDM signal, using adaptive algorithm for Rayleigh channel simulation, an effective tool in estimating the channel
rssi
- RSSI信号回波强度的相关资料，及关于井下工人保护的RFID基于RSSI回波测距系统。-Echo RSSI signal strength information, and on the protection of mine workers RFID echo ranging system based on the RSSI.
GSM_CR_2
- 基于GSM的tdma信号的调制原理和生成的matlab仿真程序-modulation signal generated by theory and simulation program matlab
LOCATING
- 此文提出一种用射频标签RFID技术做定位以及导航的方法。使用标签反射能量（RSSI）来达到识别定位的目的。文章认为基站（阅读器）数目的增加，有利于定位精度的增加-An locating approach is proposed to find the location and tracking using RFID technique based on Received Signal Strength Indication (RSSI).It is found that the
UWB
- 产生一个UWB脉冲信号 并且进行分析其波形 -Produces a UWB pulse signal and analysis of its waveform
RFIDreceiver
- 对RFID读写器接收模块的解调以及FM0解码进行了MATLAB仿真。首先我们对读写器接收到的信号进行仿真，里面附带着标签信息；其次对接收到的ASK信号进行相干解调；接着解调后的信号经过抽样判决，进行FM0解码。仿真结果可表明接收到的信号与发射的信号一致。-On the RFID reader receiver module FM0 decoding and demodulation and a MATLAB simulation. First of all we readers received
RFID
- 无线射频识别技术（Radio Frequency Identification，缩写RFID），无线射频识别技术是20世纪90年代开始兴起的一种自动识别技术，射频识别技术是一项利用射频信号通过空间耦合(交变磁场或电磁场)实现无接触信息传递并通过所传递的信息达到识别目的的技术。-RFID (Radio Frequency Identification, abbreviation RFID), radio frequency identification technology is 90 years
Wigner---Will-
- 维格纳-威尔分布三维图面图，跳频信号的stft，跳频信号的维格纳-威尔分布的频谱图-Wigner- Will the distribution of three-dimensional surface maps, frequency hopping signal stft, frequency hopping signal Wigner- Will the distribution of spectrum
crc
- rfid电子标签数字基带处理中CRC校验-rfid electroic card digital signal processing of crc
pie_decoder
- rfid电子标签数字基带处理中pie decoder-rfid electroic card digital signal processing of pie decoder
fsm
- rfid 电子标签设计数字基带处理状态机设计-rfid electronic card digital signal processing of fsm
Paper2_the-use-of-V
- Satellite communication like any other way of wireless communication needs a RF frequency bands to communicate and propagate the original signal. There are several bands used in satellite with a high range of frequencies (GHz)
rf
- rf signal in matlab implement