He took the boots and the coat off the corpse and walked to omsk . 他从死尸上脱下靴子和大衣,向欧姆斯克走去。
2.
Omsk state university of transport 鄂木斯克国立交通综合大学
3.
The advantages of the modulation method omsk ( the gaussian pre - filtered minimum shift keying ) include bandwidth efficiency and constant envelope Gsm系统中采用了gmsk调制方式, gmsk调制恒定包络,具有较高的频谱利用率。
4.
The arrangement of the thesis is below : chapter 1 gives brief description of software radio in the origin and development status and for the future . chapter 2 introduces the architecture of software radio and related theory . chapter 3 introduces the theory of msk modem chapter 4 introduces the theory of omsk modem chapter 5 gives some results of simulation and realization in dsp 本文的结构安排如下:第一章对软件无线电的由来、定义、发展状况以及今后的发展做了简要的概述第二章介绍了软件无线电的几种架构以及相关的一些理论第三章介绍了msk的调制解调的原理第四章介绍了gmsk的调制解调的原理第五章给出了matlab仿真结果以及在dsp上的实现
5.
Chapter 2 introduces the theory of frequency - hopping and omsk , at the same time gives out a fh - gmsk radio model in high frequency band under the matlab simulink environment . chapter 3 respectively proposes the parameter blind estimation algorithms for high - speed - hop and low - speed - hop fh signals based on smoothed pseudo wvd ( spwvd ) . furthermore , the simulation results are given to demonstrate the algorithms performance 第三章用“平滑伪wvd ( spwvd ) ”时频分析技术分别研究了对高速跳和低速跳的跳频信号的参数盲估计算法,并对这两种算法,分别在matlab的环境下做了仿真和性能分析。
6.
Under the same restriction of a universal sdr hardware platform , the demodulation of linear modulated waveform , continuous phase ( no - linear ) modulated waveform , and multi - carrier modulated waveform , are investigated . corresponding to those three modulation schemes , bust mode mpsk , omsk , and ofdm signals are taken as the examples to implement a multi - mode sdr receiver , and results are presented 本文在软件无线电通用硬件平台结构下,分析了线性调制方式、非线性连续相位调制方式和多载波调制的软件接收机实现问题,分别以突发模式mpsk调制、 gmsk调制、 ofdm调制模式为对象,给出了具体的多模式接收实现方法和仿真结果。