资源列表
gjlj
- 重点研究 了低信噪比﹑多径瑞利衰落信道条件下，基于高阶累积量的OFDM信号盲识别技 术。提出了利用奇数阶累积量区分OFDM信号与单载波信号的方法，并对基于三 阶和五阶累积量的算法进行了仿真分析。 -﹑ Focus on the low SNR multipath Rayleigh fading channel conditions, based on cumulant OFDM signal blind identification technology. Made a dist
CDMA
- 从多普勒载波频偏对CDMA接收 信号的影响入手，提出了分段匹配滤波器和循环累加码捕获环路相结合的方法进 行扩频码的捕获，并对该方法的性能进行了分析和仿真。 -Doppler frequency offset from the carrier signal on the CDMA receiver to start the impact of proposed sub-cycle accumulation matched filter code acquisition loop and
grdx
- 本文提出了数字与模拟 相结合的自适应对消方案。通过对发射天线耦合过来的参考信号进行采样，转 换为数字信号后输入信号处理器中经调幅调相处理，再经过DAC转换并放大 后和接收机接收干扰信号相抵消，抵消残留信号再采样转换为数字信号后输入 到信号处理器中调整调幅调相的权值，重复上述过程，形成模拟和数字相结合 的自适应干扰抵消，最终使干扰噪声得到了衰减。 -This paper presents a combination of digital and analog adaptiv
gryz
- 本文研究了若干适合GPS系统的接 收机抗干扰技术，从工程实现的角度，提出了合适的干扰抑制方法，介绍了GPS 抗干扰接收机原理样机的研制工作，详细描述了FPGA部分的实现。 -In this paper, a number of suitable GPS system receiver anti-jamming technology, from engineering to achieve the point of view, put forward a suitable interf
GPS
- 究了适用于低轨卫星的Doppler-Range联合定位法及TDOA-TDOF联合定位法。分析了联合定位的误差计算公式，并提出了一种衡量联合定位性能的参数。 -Study of low-orbit satellites for the Doppler-Range joint positioning method and TDOA-TDOF joint positioning method. Analysis of the joint positioning error formula, and
Module5
- this the last module invovling about digital and analog communication department-this is the last module invovling about digital and analog communication department
Module4
- This about the analog communication, which is suitable for bachelors degree students-This is about the analog communication, which is suitable for bachelors degree students
Module3
- This an module about the digiatal communication, contains text materials-This is an module about the digiatal communication, contains text materials
Module1
- this module on communication systems...good for beginners in communication department-this is module on communication systems...good for beginners in communication department
demo
- 易语言写的串口监视源码和例子,可能有人发过,希望大家参考-Easy language to write source code and examples of serial monitoring, may have been sent off, I hope you refer to `` `
698-upprotocol
- 电力用户用电信息采集系统 主站与采集终端通信协议 -Electricity consumption information collection system master station communication protocol with the collection terminal
Presentation1
- ppt for wireless network