PAR:峰均比

“峰均比”(Peak to Average Ratio,常缩写为PAR)是医学和生理学领域常用的专业术语,主要用于描述信号或数据中峰值与平均值之间的比率关系。这一指标有助于评估生理信号的波动特性,在心率变异分析、脑电波监测等场景中应用广泛。使用缩写PAR便于书写和交流,提高了专业文献及临床记录中的表达效率。

Peak to Average Ratio具体释义

  • 英文缩写:PAR
  • 英语全称:Peak to Average Ratio
  • 中文意思:峰均比
  • 中文拼音:fēng jūn bǐ
  • 相关领域par 生理学

Peak to Average Ratio的英文发音

例句

  1. The OFDM technology improves the spectrum utilization efficiency and data transfer speed, but it needs the power amplifier to be fit for high peak to average ratio and high linear requirements.
  2. OFDM技术提高了频谱利用率的同时也提高了数据传输速度,但是也给功放系统提出了高的峰均比(PAR)(PAR,Peak-to-AverageRatio)和高的线性等要求。
  3. By MATLAB simulation, it is got that the improved pulse shaping technique has good performance of reducing high peak to average ratio of MIMO-OFDM system.
  4. 通过MATLAB仿真,得出了改进的脉冲成形方法对系统峰均比(PAR)性能的改善具有良好的性能,并分析和比较了三种技术方法的计算复杂度。
  5. Therefore, in order to maintain the linearity of signal and high Peak to Average Ratio(PAR) ( PAR ), how to raise the efficiency of RF power amplifier nowadays has become the popular topic of wireless communication technology study.
  6. 所以,在保持信号线性度和高峰均比(PAR)传输的应用条件下,如何提高射频功率放大器的效率成为了当今无线通信技术研究的焦点。本文在高效率的功率放大器设计方面做了大量的工作。
  7. However, OFDM technology has some drawbacks, such as having a high peak to average ratio ( PAPR ), sensitive to frequency deviation, difficult to synchronize between sub-carriers and other issues.
  8. 但是OFDM技术同样也存在缺陷,如具有较高的峰均比(PAR)(PAPR),对频率偏差比较敏感,子载波之间难以同步等问题。
  9. For the high peak to average ratio of OFDM signal and the nonlinear characteristics of nonlinear high power amplifier will inevitably produce nonlinear distortion in OFDM systems.
  10. 然而,OFDM信号的高峰均比(PAR)以及功率放大器的非线性特性,使系统中不可避免的产生非线性失真噪声,因此,研究OFDM系统中非线性失真场景下的节能便成了目前亟待解决的问题。