查询词典 frequency histogram

In the orthogonal frequency division multiplexing system, the frame synchronization plays an important role in the performance of system.

在正交频分复用系统中，帧同步对系统性能起到十分重要的作用。

Orthogonal frequency division multiplexing system software simulation, quite useless, you want to help.

正交频分复用系统软件仿真，挺有用的，希望对你有所帮助。

This paper proposes a novel channel estimation method for wireless Orthogonal Frequency Division Multiplexing systems.

摘要该文提出了一种新的信道估计算法，用于无线移动信道下的正交频分复用系统。

In this paper, the principle of OFDM (Orthogonal Frequency Division Multiplexing) is firstly introduced, and then its methods to implement are discussed.

本文介绍了正交频分复用技术的基本原理，讨论了OFDM系统的实现方法，并简要分析了OFDM系统的性能特点。

In this paper, we review the degradation and processing methods of peak power in orthogonal frequency division multiplexing systems.

1引言正交频分多路技术是一种高效的数据传输方法，且具有强烈的抗冲激噪声和多径衰落能力。

As three mensurated points, system applies lower double frequency laser ware,which is equal to process double multiplication flatness by right angle coordinate.

当激光测点多于三点时，系统采用低重频激光器，其滤波方式以对直角坐标进行最小二乘法滤波平滑较为合适。

But the present,under the huge benefit enticement and the actuation, food security event and the consumer Uygur power event sends in our body side frequency, its influence broad, depth, it produces the multiplicator effect lets the human think deeply.

但如今，在巨大的利益诱惑和驱动下，食品安全事件和消费者维权事件在我们身边频发，其影响之广、之深，其产生的乘数效应让人深思。

On the basis of the structure of a pole conductivity detector for an integrated low voltage electrophoresis chip,a contactless conductivity detecting circuit is designed according to the working principle of high frequency contactless conductivity detecting,which consists of an AC inspiriting signal generator,a I-V convertor,a multiplicator,a low-pass filter and a differential amplifier.

根据低电压集成电泳芯片柱端非接触高频电导器的结构和非接触高频电导检测的基本原理，设计了非接触电导检测电路。该电路包括AC激励信号发生器、I-V转换器、乘法运算器、低通滤波器和差分放大器。

The default is 0, unless the frequency multiplier is 90 or greater.

缺省值是0，除非频率乘数是90或者更大。

First, TMA method for multistation, ispresented using multi-bearings, frequency in different way including focus and contributed ways.

仿真结果表明数据融合方法可以很好地提高目标运动参数的估计精度，为被动测距精度的提高提供了一条新途径。6。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。