By tandem mass spectrometry "sequence docking" method on Q-TOF2(Waters,USA),full(amino) acid sequence of C-terminal peptide of acidic fibroblast growth factor was analyzed and the adding site of sodium ion was proline(~6Pro.
采用“序列对接法”测出重组人酸性纤维细胞生长因子(rh-a FGF)C-端肽段的全序列,并确定钠离子的加成位点为该肽段的第6位脯氨酸(6Pro)。
Analysis of the simulation of direct sequence spread spectrum communication system;
直接序列扩频通信系统误码率的仿真分析
The difference between UWB and the traditional direct sequence spread spectrum technology was analyzed,and the simulation models of TH-IR and DS-IR systems were installed.
首先分析了超宽带技术与传统的直接序列扩频技术的区别,然后建立了TH-IR和DS-IR超宽带系统的仿真模型,得到两种IR系统在多种干扰条件下的误码率性能。
This paper demonstrates major performances and direction for use of all digital direct sequence spread spectrum STEL-2000A chip.
介绍了全数字式直接序列扩频芯片STEL2000A的主要性能和用法,并以STEL2000A芯片为核心,辅以A/D、D/A、智能控制器等若干外围器件,构成了一个适合野战环境的扩频收发系统实例,包括系统参数选择、硬件设计和软件设计3部分,硬件部分着重STEL2000A的接口设计,软件部分着重STEL2000A内部编程,最后给出了系统调试结果。
Sequence Design for Direct Sequence Spread Spectrum Communication System;
直接序列扩频通信系统中的序列设计
Implementation of Direct Sequence Spread Spectrum Based Train Positioning Receiver
基于直接序列扩频技术列车定位接收机的实现
Research on Synchronization in UWB System Based on Direct Sequence Spread Spectrum;
基于直接序列扩频的UWB系统同步研究
Research on Parameter Estimation Methods for Direct Sequence Spread Spectrum Signals;
直接序列扩频信号参数估计方法研究
Detection and Parameters Estimation of Direct Sequence Spread Spectrum Signal;
直接序列扩频信号的检测和参数估计
Research on Synchronization Technology of Direct Sequence Spread Spectrum Communication;
直接序列扩频通信中的同步技术研究
Research on Interference Mitigation of DS-UWB
直接序列扩频超宽带抗干扰技术研究
Blindly Detection and Parameters Estimation of Direct Sequence Spread Spectrum Signal
直接序列扩频信号盲检测与参数估计
Design of Direct Sequence Spread Spectrum HF Modem Based on Z87200
基于Z87200的直接序列扩频短波Modem的设计
Analysis of Direct Sequence Spread Spectrum Communication System Based on MATLAB Simulation
基于MATLAB的直接序列扩频通信系统仿真
Direct sequence spread spectrum system simulation based on SystemView
直接序列扩频系统的SystemView仿真
Narrowband Interference Suppression in Direct Sequence Spread Spectrum Systems
直接序列扩谱通信中的窄带干扰抑制
FPGA implementation of the despreading module in direct-sequence spread-spectrum system
直接序列扩频系统解扩模块FPGA实现
Study of Direct Sequence Spread Spectrum Receiver Base on Software Radio;
基于软件无线电的直接序列扩频接收机的研究
The Digital Receiving Technology for Direct Sequence Spread Spectrum System;
直接序列扩频通信系统的数字化接收技术研究
Acquisition of Pseudo-Noise Sequence in Direct-Sequence Spread Spectrum Systems;
直接序列扩谱通信系统中伪随机序列捕获技术研究
ACQUISITION AND CODE TRACING FORTHE DS SPREAD SPECTRUM COMMUNICATION SYSTEMS
直接序列扩展频谱通信系统的同步捕获与跟踪
A method of detection cyclic spectral density for DS/SS signal
直接序列扩频信号的周期谱密度检测法
