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- 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16QPSK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 Single-Path Rayleigh Channel Four received four V-BLAST: (1) Please design a specific guide-a
sgergyhij
- 用MATLAB实现算术编码，并计算其平均码长，熵和编码效率-Achieved using MATLAB arithmetic coding, and calculates the average code length, entropy and coding efficiency
Research_on_the_Key_Technology_of_Cognitive_Radio.
- 认知无线电是一种通过与其运行环境交互而改变其发射参数提高频谱利用率的新的智能技术。-Cognitive radio is viewed as a novel approach that can change its transmitter parameters based on interaction with the environment where it operates and can alSO improve its spectrum access and efficiency．
mimo_sim
- MIMO 系统仿真，对时变信道的自适应调制-erq.m : function for ERQ algorithm in MIMO systems space_wf.m : function for spatial domain power waterfilling st_wf.m : function for spatial and temporal domain waterfilling MIMO_rate.m : Plot spectral efficiency vs SNR f
vblast_sim
- VBLAST系统仿真，针对时变信道的自适应调制算法-erq.m : function for simulating ERQ algorithm with Gap parameter sqpc_g.m : function for simulating SQPC algorithm with Gap parameter sr_g.m : function for simulating SR algorithm with Gap parameter vblast_rate.m : fun
pranay_thesis
- In this thesis we have concentrated on energy consumption issue and aim to develop an energy efficient data aggregation protocol. To provide energy efficiency we have considered a cluster-based wireless sensor network.
Huffmancoding
- 在已知信源统计规律的情况下，快速实现对信源的霍夫曼编码，编码效率达到97 以上-Statistical law known source case, rapid implementation of the source of the Huffman coding, coding efficiency up to 97 or more
ofdm
- 正交频分复用的研究，可以有效提高上行链路的频谱利用率。-Orthogonal frequency division multiplexing studies can effectively improve the uplink spectral efficiency.
diff_efficiency
- Calculation of diffraction efficiency of rectangular phase grating (scalar theory)
diff_efficiency_shadow_effect
- Calculation of diffraction efficiency of rectangular phase grating (comparison scalar theory and scalar theory with shadow effect)
16QAM
- 16QAM因其高频谱利用率而被第三代移动通信增强型技术HSDPA采用。由于Turbo译码需要软信息输入，因此，解调输出需要计算比特软信息（LLR）。本文分析了LLR理论算法并在此基础上导出了简化算法。-16QAM its high spectral efficiency have been enhanced third-generation mobile communication technology HSDPA use. Turbo decoding requires soft inform
AFCooperativeDiversutyNumericResult
- AF协作分集信道与M-QAM自适应调制技术的系统频谱效率分析-AF cooperative diversity channels with M-QAM adaptive modulation spectral efficiency of the system
tps63030
- HIGH EFFICIENCY SINGLE INDUCTOR BUCK-BOOST CONVERTER WITH 1-A SWITCHES
Detection-efficiency-system
- 用于汽车变速箱试验台测试机械效率，可实现对试验台的远程控制，rs232通信-Gearbox test rig for automotive testing mechanical efficiency, enabling remote control of the test bed, rs232 communication
BERd2
- 在不同的信道条件下计算第一类优先级数据平均频谱效率的MATLAB函数-In different channel conditions, the first class priority data calculated the average spectral efficiency of the MATLAB function
algorithm-efficiency
- 数据结构的选择与算法效率一篇WORD读来受益匪浅，将选择的效率问题解析得淋漓尽致。-The choice of data structures and algorithms to efficiently read a WORD benefit, will choose the efficiency of the resolution to be realized.
Spectral-Efficiency-of-MC-CDMA-Linear-and-Non-Lin
- This paper analyzed the spectral efficiency (total channel capacity per subband) of randomly-spread synchronous multicarrier code-division multiple-access (MCCDMA) channel subject to frequency-selective fading in the asymptotic regime of number of us
Efficiency-Analysis-of-sql-statement
- 如何提高sql语句的查询效率，写sql语句时为了提高效率该注意的一些细节问题-How to improve the efficiency of the sql statement query, write sql statement in order to improve the efficiency of some of the details of the Note
spectral-efficiency-of-cdma
- Spectral Efficiency of CDMA Cellular Networks
Efficiency-of-the-Iterative
- 探讨零多项式联立逼近迭代算法的计算效率问题。-Simultaneous approximation of polynomial zeros iterative calculation efficiency.