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FM
说明: FM(Frequency Modulation)即调频,习惯上用FM来指一般的调频广播(76-108MHz,在中国为87-108MHz、日本为76-90MHz),事实上FM也是一种调制方式,(FM (frequency modulation) refers to the general FM broadcasting (76-108mhz, 87-108mhz in China and 76-90mhz in Japan). In fact, FM is also a modulation mode,)
- 2020-03-18 17:57:51下载
- 积分:1
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51单片机modbus
51单片机MODBUS主机通信程序,平台KEIL4。使用MODBUS SLAVE测试成功。(51 MCU MODBUS host communication program, platform KEIL4. The MODBUS SLAVE test was successful.)
- 2021-04-22 22:58:49下载
- 积分:1
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code-fy
N79E814+pan3020c 433无线收发例程(N79E814+pan3020c DEMO CODE)
- 2020-09-03 10:38:08下载
- 积分:1
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gsm_security
GSM Security and the protocols involves in a mobile environment authentication process
- 2009-03-20 22:49:12下载
- 积分:1
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Simulations
LTE ADVANCED ,LTE PHY Downlink with Spatial Multiplexing
- 2017-05-11 07:23:13下载
- 积分:1
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sd模型
完整的Verilog验证模型,包括设备完整的状态。(Complete verilog Verification Model)
- 2020-06-16 09:00:01下载
- 积分:1
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Kalman-toolbox
卡尔曼滤波器工具箱,非常适合初学者学习卡尔曼滤波器,里面有比较详细地程序(Kalman Filter toolbox MATLAB)
- 2020-12-18 16:19:11下载
- 积分:1
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AMC_Mobile_result
6e协议中移动WiMAX的AMC方案,仿真UGS业务在不同到达率下的吞吐率,丢包率、仿真时间内总能耗、千比特能量消耗(6e protocol in mobile WiMAX AMC scheme)
- 2013-03-14 09:24:52下载
- 积分:1
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QPSK-ALL
简单的MIMO模拟
假定QPSK,ML解码(SM ZF检测器除外)。
mrc.m - 最大比例组合
stc.m - 具有1和2个接收天线的Alamouti空时分组码
bf.m - 特征波束形成
sm.m - 空间复用2x2(ML解码和次优逼迫)
简单的OFDM仿真
模拟保护带,用于信道估计的循环前缀前导码符号(Simple MIMO simulations
Assumes QPSK, ML decoding (except SM ZF detector).
mrc.m - maximal ratio combining
stc.m - Alamouti space-time block code with 1 and 2 receive antennas
bf.m - Eigen-beamforming
sm.m - Spatial multiplexing 2x2 (both ML decoding and suboptimal zero forcing)
Simple OFDM simulation
Simulates guard band, cylic prefix Preamble symbol used for channel estimation)
- 2018-04-18 22:39:33下载
- 积分:1
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8
说明: 8. 单径瑞利信道中的四发四收V-BLAST:
(1) 请设计一种具体的导引辅助的信道估计方法,用Simulink进行仿真,测量16QAM调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线,画出比特信噪比与误码率的关系曲线。
(2) 计算所设计方案的频谱效率是多少,单位为bit/Hz/s。(8. Four transmit four receive v-blast in single-path Rayleigh channel:
(1) please design a specific navigation-assisted channel estimation method and conduct simulation with Simulink to measure the bit error rate performance of 16QAM modulation.The relation curve between the bit signal-noise ratio and the mean square error of channel estimation is drawn, and the relation curve between the bit signal-noise ratio and the bit error rate is drawn.
(2) calculate the spectral efficiency of the designed scheme in bit/Hz/s.)
- 2020-12-23 20:29:05下载
- 积分:1