The power line communication real-time channel simulator is constructed with FPGA to meet the requirements of system for real-time performance and low cost. 利用FPGA构建电力线信道实时仿真器,满足系统实时性和设计成本上的要求。
An Effective Method to Improve Image Impression in Real-time Low-capability Wireless Channel 一种提高无线低传输率下实时传输图像质量的方法
The Principal and Accomplishing Method of Real-time Supervise System of Channel Depth 航道水深实时监控系统的原理及实现方法
Study on Quasi Real-time Field Channel Sounding and Simulating System 实地信道数据准实时测量及回放系统的研究
The backscatter sounding of high frequency can diagnose the real-time channel characters for shortwave communication or HF radar, which is great assistant to shortwave communication and HF radar. 高频返回散射探测可以实时监测与短波通信或高频天波雷达相关的天波传播信道的状态,对短波通信和天波雷达工作起了重要的辅助作用。
Since WCDMA up-link adopt the RAKE receiver using coherent detection system, the exact and Real-time channel fading estimation of the transmitted signal is needed to realize the phase correction and coherent reception. 由于WCDMA系统上行链路采用的是基于相干解调的RAKE接收方案,故要求对信号在多径衰落信道中所经历的衰落作出准确实时的估计,以便在RAKE接收机中实现相位纠偏和相干接收。
The real-time alarm of dilapidation needs a real-time communication channel between the monitoring center and each survey point. 对滑坡体的瞬时崩塌的实时报警,要求测点与监控中心存在实时通信连接。
Adaptive Monitoring Real-Time Channel's Bit-Error-Rate in Short-Wave for FH/ QDPSK System(ⅱ) 短波跳频FH/QDPSK系统信道自适应监测的研究(Ⅱ)
After that, the author applied FFT techniques on the real-time channel estimation simulation and it is finally implemented with DSP techniques. 随后利用FFT技术来实时估计出此时的信道,最后用DSP技术实现之。
Hardware Implementation of Real-time Channel Detection 实时信道检测的硬件实现
Adaptive real-time channel estimation based on FFT demodulation in SW frequency-hopping system FFT解调的短波跳频系统自适应实时信道估值
In this paper, the design of the real-time safe channel indicating, falling place analysis and selecting and the range of the poisonous gas and shrapnel diffusion is achieved. 完成了系统实时预示安全管道、落区分析和落点选择、毒气散逸和弹片散布范围、地面应急联动等模块的设计。
The feasibility analysis proceeded by the switch for each link between source node and destination node, and finally, it confirmed whether the real-time channel can be established ( i.e.timely control). 交换机通过对源节点和目的节点之间的链路进行可行性分析,最终确认RT通道是否可以建立(即准许控制)。
A Software-based Real-time HF Channel Simulator 软件法实现的实时高频信道模拟器
DVB standards are introduced, and an implementation of DVB real-time channel codec using high-speed DSP is discussed. 概述了DVB标准,介绍一种采用高速通用DSP的实时信道编解码的实现方案。
The article designs a real-time bidirectional transmission channel. 利用USB(通用串行总线)技术设计了一个实时双向的数据传输通道。
Real-time monitoring channel's bit-error-rate in short wave for FH/ DQPSK system 短波信道FH/DQPSK系统比特误码率的实时监测
Real-time Adaptive Channel Bit-error-rate Monition in HF/ FH System 短波跳频系统实时信道自适应监测
Real-time channel estimation of power line OFDM communications 电力线正交频分复用通信的实时信道估计
Study showed a new linear numerical hydraulic control model for water diversion projects can characterize accurately the real-time channel. 研究表明在小波动瞬变流条件下,新的线性化数学模型可以比较准确地描述明渠系统的动态特性。
And extending the TAO real-time event channel, the real-time adaptability of the satellite monitoring and controlling system can be satisfied. 利用TAO实时事件服务与调度服务的结合,通过对TAO实时事件通道进行功能扩展,体现卫星测控系统在满足实时性方面的自适应,最终保证关键数据的及时传输与处理。
The simulation results show that the proposed algorithm can reduce interference to a licensed user, and guarantee timely transformation of real-time service while available channel is in insufficiency. 仿真结果显示,文中提出的算法在切换时可以减少对授权用户的干扰,而且在可用信道不足的情况下,可以保证实时业务优先进行切换。
It matches the requirement of real-time channel detecting. 符合实时信道检测的通信要求。
Such methods have a higher efficiency of spectrum. However, because of the need of a large amount of computation, it is not adequate to real-time channel estimation, and withal the performance of convergence is poor. 这类方法有着较高的频谱利用效率,但是,由于其需要进行大量的运算,因此不利于信道的实时估计,且收敛性能较差。
This model establishes real-time and non real-time logical channel in the switch to realize the differentiated service. 该模型在交换机内部建立了实时和非实时逻辑通道来实现区分服务。
In the paper, a new technology of real-time channel siltation monitoring is presented based on the analysis of characteristics of the shallow sea channel, acoustic propagation and attenuation in the channel. 本文根据浅海航道的特点分析了航道中声传播特性及衰减特性,在此基础上提出了一种适合对浅海航道淤泥淤积位置和高度进行实时监测的技术。
To improve the real-time ability of real-time channel and the fairness of the non real-time channel the MR-WRR and I-DWRR were presented. 为了提高实时通道的实时性和非实时通道的公平性,分别给出了MR-WRR和I-DWRR两种改进的调度算法。
In OFDM system, real-time and accurate channel estimation is especially with fast time varying channel, real-time and accurate channel estimation is the basis of coherent detection, demodulation and equalization. 在OFDM系统中,特别是在快时变信道条件下,实时、准确的信道估计是相干检测、解调、均衡的基础,直接关系到整个系统性能的优劣。
Since some key technologies of TD-SCDMA system are based on accurate and real-time channel estimation, such as smart antenna and Joint Detection techniques. 由于TD-SCDMA系统中许多关键技术,如智能天线、联合检测等技术都是建立在准确、实时的信道估计基础之上。
First, with cross-layer optimization techniques, we jointly consider the multi-layer service parameters and system characteristics. Through analyzing and adopting dependencies among the layers, we track differentiated QoS demands of multi-traffic and real-time channel changes dynamically to improve the multi-layer diversity gain of the system. 首先采用跨层优化技术,综合考虑多层业务参数及系统特性,对层间的依赖关系进行了分析和利用,动态跟踪多业务QoS需求和信道实时变化情况,提高了系统多层分集增益。