evm

  • 网络误差矢量幅度(error vector magnitude);误差向量幅度;挣值管理(Earned Value Management)

evmevm

evm

误差矢量幅度(error vector magnitude)

如果误差矢量幅度(EVM)过大而使得VSA无法正确地消除预期的码元矢量,结果将会是有噪的且非常不可靠,在诸如高阶QAM …

误差向量幅度

误差向量幅度(EVM):理想波形与测量波形之差,称为误差向量,通常与QPSK等M-ary I/Q调制方案有关,且常以解调符号的I/Q…

挣值管理(Earned Value Management)

挣值管理EVM):一种综合范围、进度和资源并测量项目绩效的方法。它对计划完成的工作、实际挣得的收益、实际花费的 …

矢量幅度误差

矢量幅度误差(EVM)(RMS、峰值、EVM 对时间)、调制误差比(MER)、幅度误差(RMS、峰值、幅度误差对时间)、相位误差(R…

评估板

评估板(EVM)集成了DAC5687 16位500MSPS内插数模转换器(DAC)、CDCM7005低相位噪声与低抖动时钟合成器及抖动清 …

误差矢量振幅(EVMError Vector Magnitude)

发射器调变准确性是利用误差矢量振幅(EVM)来测量,且需要VSA与测试仪器将忽略的(理想上为零)失真加到捕捉的信号。VSA …

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Note: Some of the steps in this section have been updated from those used in the EVM Quick Start Guide. 注:在本节中的步骤的一些已经在EVM快速入门指南中所使用的更新。
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However, many implementations of EVM follow waterfall models of requirements, design, development, test, release. 然而,很多挣值管理的实现都遵循瀑布模型:需求分析、设计、开发、测试和发布。
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and calculating a magnitude factor estimated value and calculating to obtain an error vector magnitude (EVM) index value. 计算幅度因子估计值,并计算得出误差矢量幅度指标值。
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The two most critical items from governance standpoint were the monthly status report and the EVM updates. 对于项目治理来说,最重要的两个要求是月度项目进展报告和挣值管理(EVM)数据更新。
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The preciseness of the model is validated through ACPR, EVM (Error Vector Magnitude) and sideband suppression. 4. 并通过测试ACPR、EVM(矢量幅度误差)、边带抑制等指标,验证了该模型的准确性。
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Finally, in the integrated development environment (CCS) and in General TMS320LF2407A EVM board. , the program is debugged and passed. 最后,在集成开发环境(CCS)下,在TMS320LF2407AEVM板上将程序调试通过。
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Earned Value Management, Earned value management, EVM. 挣值管理,
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EVM, together with agile method, act as a effective solution in the development and implementation of database project. 依据挣值统计结果,提出挣值剖析结合灵敏方式是数据库项目开发和实行的有效的管理解决计划。
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Connect the power cable to the EVM power jack on the board. 连接电源线的EVM板上的电源插座。
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This EVM can use either a USB serial port or the standard DB-9 (use the cable shipped with the platform). 该EVM可以使用USB串行端口或标准的DB-9(使用平台附带的电缆)。
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Compare the result, study the method how to test the algorithm based on PC and EVM. 研究了基于PC机及EVM板环境下,如何对算法进行调试和验证。
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Study of curing kinetics of magnesium methacrylate reinforced EVM 甲基丙烯酸镁补强EVM的硫化反应动力学
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Research on Location Model of Remanufacturing Reverse Logistics Network under Uncertain Environment with EVM 基于随机期望值模型的不确定环境下再制造逆向物流网络选址研究
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Nano- reinforcement of EVM vulcanizate by magnesium methacrylate 甲基丙烯酸镁纳米增强EVM硫化胶
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Application of EVM in project of computer information system integration 挣值管理在计算机信息系统集成项目中的应用
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Study on Application of EVM in Process of Project Construction 赢得值管理在工程项目建设中的应用研究
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EVM measurement algorithm for TD-SCDMA UE conformance test based on iterative process 基于迭代的时分同步码分多址系统终端误差矢量值一致性测试算法
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Assessment of energy company's credit capacity based on AHP and EVM 基于组合权的企业信贷能力综合评价
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Predicting the Future with EVM techniques 用挣值管理技术预测未来
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PWH. EVM_STMT_TEXTS for statement text data EVM_STMT_TEXTS针对语句文本数据