登录
首页 » Others » Air-interface-physical-link-layer

Air-interface-physical-link-layer

于 2013-05-07 发布 文件大小:349KB
0 279
下载积分: 1 下载次数: 3

代码说明:

  主要介绍空中接口物理链路层的无线技术,共分三个部分,首先对主要接口和协议作 简单介绍和描述;然后分别介绍信道与帧;无线信道编码与交织以及LAPDm。(Mainly introduces Wireless technology of air interface in the physical link layer which is divided into three parts. first: a brief introduction and description of the main interfaces and protocols then:Road and frame and last radio channel coding and interleaving and LAPDm .)

下载说明:请别用迅雷下载,失败请重下,重下不扣分!

发表评论

0 个回复

  • polar-code
    本程序代码包含了 SC SCL BP SCAN和SSC译码算法,以及各种编码算法GA,BA....*** 编程语言风格为C++,研究polar的和我一样渣渣的研一萌新点进来have a look 感谢大佬pan jianpeng ,感谢共享源码(This program code includes SC SCL BP SCAN and SCC decoding algorithm, as well as various coding algorithms GA, BA... *** Programming language style is C++, research polar and slag like me have a look Thank you pan jianpeng, thank you for sharing the source code)
    2021-04-11 16:48:58下载
    积分:1
  • Localization
    无线电定位算法 算法对TOA的估计,相信对大家非常有用(TOA-Based Self-localization Technology in Wireless Sensor Networks)
    2021-05-13 19:30:02下载
    积分:1
  • RAYLEIGH
    TO PLOT THE RAYLEIGH DISTRIBUTION PLOT
    2017-05-15 14:35:40下载
    积分:1
  • FractalDim
    在信号处理应用上的,求取一维信号曲线的盒维数(Obtaining box dimension of one dimensional signal curve)
    2018-10-31 20:56:56下载
    积分:1
  • 宽带波形设计
    说明:  本文件是基于高斯正弦波行的宽带脉冲波形设计,保证了相对带宽大,衰减满足3db要求(this document is based on the Gaussian line broadband sinusoidal pulse waveform design, ensuring a relatively large bandwidth. attenuation meet the requirements Z)
    2005-12-30 16:58:42下载
    积分:1
  • 5
    说明:  5. 在三条径的瑞利信道中,对于直接序列扩频: (1) 请设计DS-CDMA一种具体的码分导引辅助的信道估计方法,接收机分别采用等均益合并、最大比合并。用Simulink进行仿真,画出比特信噪比与信道估计均方误差的关系曲线和比特信噪比与误码率的关系曲线。 (2) 设频率已经同步,请设计DS-CDMA一种具体的单停顿滑动相关时间同步方法,用Simulink进行仿真,画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已经同步,请设计DS-CDMA一种具体的频率同步方法,用Simulink进行仿真,画出比特信噪比与频率同步误差的关系曲线。(5. In three-path Rayleigh channel, for direct sequence spread spectrum: (1) please design a specific code division navigation aided channel estimation method for ds-cdma, and adopt equal-beneficial combination and maximum ratio combination for receivers respectively.Simulink is used to simulate and draw the relationship curve between bit SNR and channel estimation mean square error and the relationship curve between bit SNR and bit error rate. (2) assuming that the frequency has been synchronized, please design a specific single-stop sliding correlation time synchronization method ds-cdma, Simulink simulation, draw the relationship between the bit SNR and the acquisition probability curve. (3) if the time has been synchronized, please design a specific frequency synchronization method ds-cdma, Simulink simulation, draw the relationship between the bit SNR and frequency synchronization error curve.)
    2019-01-15 10:58:23下载
    积分:1
  • MATLAB
    用DFT (FFT)对连续信号进行频谱分析(Spectrum Analysis of Continuous Signals Using DFT (FFT))
    2020-06-25 05:40:02下载
    积分:1
  • Si4432datesheet
    si4432射频芯片的中文开发资料,寄存器配置等(the si4432 radio frequency chip Chinese development information, register allocation)
    2012-11-21 13:46:24下载
    积分:1
  • 标准霍夫变换
    标准的霍夫变换的程序,用于对目标的检测程序比较完整可以出图(The standard Hof transform procedure is applied to the target detection program, which is relatively complete and can be drawn out.)
    2018-04-26 10:19:45下载
    积分:1
  • H infinite transfer alignment
    从实际应用的角度出发,提出利用跟踪微分滤波器抑制机冀挠曲变形产生的影响,通过杆臂效应补偿消 除干扰加速度,用延时补偿算法减少由数据传输延迟造成的量测信息误差。在此基础之上,采用“速度+姿态” 匹配方案,研究了基于H_滤波估计的快速传递对准方法.大量数值仿真、静态试验、动态跑车试验表明,这 些方法有收敛速度较快、精度较高的特点,并t,有较强的抗干扰能力。试验也验证了传递对准方法的有效、可 行,能满足控制系统对导航信息的精度要求. ()
    2008-04-02 19:08:00下载
    积分:1
  • 696516资源总数
  • 106914会员总数
  • 0今日下载