Link level capacity is deduced for these methods, and it agrees well with the results of simulation. 推导了几种方法的链路级信道容量,该容量大小与实际性能之间呈一一对应关系。
In this paper, we present the link level performance of the JDtransceiver for the third generation mobile radio system. 本文给出了第三代移动通信系统中采用联合检测接收机的链路级性能。
Presents an overall link level simulation of mobile terminal receiver structure with smart antenna for TD-SCDMA. Three smart antenna algorithms are simulated and compared. 通过TD-SCDMA智能天线移动终端接收特性的数值模拟,对智能天线算法进行了分析,并深入分析了智能天线对多径的抑制作用。
And an overall view on some cross-layer work mechanisms of the improved schemes of TCP in MANET from the three levels are presented including the transmission level, the network level and the link level. 然后从传输层、网络层和链路层3个层面,分别介绍了提高MANET中TCP性能方法的工作机制;
The stochastic user equilibrium with multiple user groups is represented as an unconstrained minimization problem solution and a sensitivity analysis method based on link level is proposed for it. 将多用户类型随机用户平衡问题表示为一个无约束极小化问题,并提出了该问题的一种基于路段水平的灵敏度分析方法。
HSDPA Link level Simulation is the performance simula-tion of physical layer and relative MAC layer. HSDPA链路级仿真是对HSDPA物理层和相关MAC层进行性能仿真。
On the basis of discussing the analyzed restraint relationship between the link loss and the spot-beam antenna gain a new spot-beam model of optimum design named link level balance spot-beam model is proposed. 在分析链路损耗与点波束天线增益之间制约关系的基础上,提出了一种新的点波束优化设计模型&链路电平平衡点波束模型。
In the link level, the relationship of efficient link data rate and received SNR is analyzed with research on H-ARQ and AMC. 在链路层面,分析采用H-ARQ和AMC之后的有效链路数据速率与接收信噪比的对应关系。
In this paper, a novel capacity dimensioning method is proposed for high speed downlink packet access ( HSDPA) of UMTS system, which investigates the capacity dimensioning in system level based on the analysis of link level capacity. 本文针对UMTS系统的高速下行分组接入(HSDPA)提出了一种新的容量估算方法,该方法在分析链路层答量的基础上进一步对系统层容量进行估算。
Link level simulation of joint detection techniques for wideband TDD CDMA transceivers 宽带TDDCDMA系统中的联合检测技术的链路级仿真研究
Bluetooth provides two techniques to handle link level transmission errors: Automatic Repeat reQuest ( ARQ) and Forward Error Correction ( FEC). 蓝牙提供了两种技术用来处理链路层的传输错误:自动请求重发和前向纠错方案。
Some effective measures are put forward, such as Bluetooth Security at Link Level, user authority management based on Web Cookie, and a control data frame with check code to solve mainly problems of security and user operation rationality in the network. 为了解决家居控制网络中的安全性和用户操作的合理性等关键问题,通过采用蓝牙链路级安全模式,融合WebCookie的用户权限管理及带校验的命令数据封装等方法进行了有效解决。
Research of Link Level Energy Efficiency Strategy in Wireless Sensor Networks 无线传感网中链路级能量有效策略的研究
The calculation result shows that the model can keep the balance of the link level budget margin among the different spot-beam cellars, the onboard power in satellite can be used more effectively and the model is possessed of better applied value. 计算结果表明,该点波束模型能使各点波束小区的链路电平预算余量达到平衡,并使星上功率得到更有效的利用,弥补了现有模型的不足,具有较高的应用价值。
Chapter 2 focuses on link level QoS such as ATM, Frame Relay and ethernet. 第二章主要分析第2层QoS,包括ATM,帧中继及以太网。ATM面向连接,在资源管理、服务定义、服务方式以及路径查找方面都有对QoS的支持;
Referred to the products of MVB, the MVB controller which realizes the protocol of link level is the key technology of MVB. Its function is to realize the communication between MVB and the linked physical device. 在MVB产品中,实现数据链路层协议的核心芯片MVB设备控制器是MVB技术的关键,其功能是实现MVB与其物理设备之间的通信。
The functions of link level and packet level are tested with the combination of a white box method and a black method. This system is compatible with the standard of FS 1410/ FIPS 100. 并对链路级和分组级用白盒法和黑盒法相结合的测试成功,表明该系统与国际FS1041/FIPS100标准相兼容。
To cope with this problem, many kinds of technologies have been investigated, such as link level adaptive technology, error control technology, high order modulation technology, and so on. 针对该问题,各种技术相应发展,包括链路自适应技术、差错控制技术、高阶调制技术等等。
Therefore, study system and link level interface become particularly important for LTE/ FDD downlink for which used OFDMA as the access technology. 因此,采用OFDMA技术作为接入技术的LTE/FDD下行链路对系统级与链路级接口研究显得尤为重要。
WINNER channel model can be used in link level and system level performance evaluation of wireless systems. WINNER信道模型可以用于无线通信系统对链路级和系统级的性能评估。
In terms of modular design, the platform was divided into four modules, application level simulation module, system level simulation module, link level simulation module and cross-layer optimizer. 按照模块化的设计思想,将整个仿真平台分为业务级仿真模块、系统级仿真模块、链路级仿真模块和跨层优化器四个独立模块。
Enterprises should vigorously promote the development and marketing of tourism products in Wenzhou tea culture, enhance the "Share" link level. Wenzhou tea culture tourism market will be bigger and stronger. 企业要大力提升温州茶文化旅游商品的研发和销售,提升购的环节,将温州茶文化旅游市场做大做强。
However, separate system and link level simulation and establish system and link level mapping interface can improve the computing efficiency. 然而,将链路级和系统级仿真分开,建立系统级与链路级之间的接口映射关系,可以有效地提高计算的效率。
Tomography infer path level and link level properties through end-to-end measurements. 性能层析技术的原理是通过测量端到端路径的性能来推理链路性能。
Link level simulation is used to compare the performance of different codebook methods. 通过链路级仿真对目前已有的各种码本方案进行性能对比。
Theoretical analysis and simulation of smart antenna, which is a key technology of TD-SCDMA, is made and performance of smart antenna system is evaluated comprehensively from the point of link level and system level. 针对TD-SCDMA系统的关键技术&智能天线技术进行了理论分析和仿真验证,从链路和系统角度全面评估了智能天线系统的性能。
High availability is usually embodied in the following three levels: system level 、 component level and link level. 网络的高可用性一般在系统、组件和链路三个级别上体现。
A link level simulation platform is build, for test and verify PSS and SSS detection algorithms. 搭建链路级仿真平台,对改进的PSS和SSS检测算法进行验证。
Our research results provide a channel resource allocation resolution with utility value for distributed CR network, and a link level simulation platform with a certain generality for the research of multi-channel wireless network. 本文的研究成果,为分布式认知无线电网络提供了具有实用价值的信道资源分配解决方案,为多信道无线网络的研究提供了较为通用的链路级仿真平台。
Link level simulation results represents this scheme could greatly improve the SINR gain while system level simulation demonstrates that in overcoming inter-cell interference and improving system spectrum efficiency, this scheme is also proved to be effective. 链路级仿真证明该技术方案能够明显提高信扰比增益;系统级仿真证明了该技术方案在对抗小区间干扰和提高系统频谱效率方面的有效性。