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simulation study of throughput performance for wifi and wimax using ns2
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网络服务正在更新换代并且可扩展设备被设计成可提供在元计算环境中动态资源行为预测。这篇文章里,我们描述了预测产生的的设计和预测行为的细节。当预测方式为普通方式时,我们关注与他对TCP/IP端到端吞吐量能力的预测和在不同地点使用不同系统会带来的延迟量。因为在元计算软件的基础上网络预测需要计划的支持和质量服务保证的提高。-The Network Weather Service is a generalizable and extensible facility designed to provide
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The ARM7TDMI is a member of the Advanced RISC Machines (ARM) family of
general purpose 32-bit microprocessors, which offer high performance for very low
power consumption and price.
The ARM architecture is based on Reduced Instruction Set Compu
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希算法SHA-1算法广泛地应用于电子商务、商用加密软件等信息安全领域。通过对SHA.1算法的深入
分析,提出了流水线结构的硬件实现方案。通过缩短关键路径,使用片内RAM代替LE寄存器实现流水线中间变量
的数据传递,有效地提高了工作频率和单位SHA-1算法的计算速度。这种硬件结构在Altera系列芯片上的实现性能
是Ahera商用SHA-1算法IP核的3倍以上。-Hash algorithm SHA-1 is used widely in cryptographic applicati
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WEB服务器集群系统中负载平衡的设计与实现
-With the increase of users and dense tasks in Internet and Intranet, the transacting capability
of the single Web server is limited, which has already become the new bottleneck of network visiting. If
the Web server clust
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A pipe-lined single-precision floating-point multiply accumulator, operations at speeds
exceeding 3 GHz with single-cycle throughput, achieves 6.2 G Flops of performance while dissipating 1.2 W at 3.1 GHz, 1.3-V supply.-A pipe-lined single-precisio
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heir previous work. This extended version has a better
performance, but takes 56 more area. Herrmann et al.
[4] proposed a similar study with 1960 Mbps full duplex
throughput and area usage near to that of other works.
Dollas et al. [5] p-hei
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Why LDPC Codes are Strong
Candidates for Next Generation
Wireless Systems
♦ Next Generation Wireless Systems typically require higher
data throughput in a given bandwidth
• High rate FEC with higher order modulation (e.g. cdma2000
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Energy consumption is prominent and critical issue faced by wireless sensor networks.
The maximum amount of energy is consumed when the sensors communicate with each other.
Therefore energy efficient routing mechanisms are required. In this paper
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对射频识别中aloha算法的吞吐率、时延性能进行了仿真,并与帧时隙aloha算法进行了对比。-The throughput and delay performance of Aloha algorithm in radio frequency identification are simulated and compared with frame time slot Aloha algorithm.
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The TMS470R1VF288(1)
devices are members of the Texas Instruments TMS470R1x family of general-
purpose16/32-bit reduced instruction set computer (RISC) microcontrollers. The VF288 microcontroller offers high performance tilizing the high-speed A
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