查询词典 frequency histogram

The sequence of weighting factors used for one signal across the different frequency channels is preferably orthogonal to the sequence of weighting factors used for a different signal.

通过不同频率信道用于一个信号的加权因子序列最好与用于不同信号的加权因子序列正交。

Series regression orthogonal experiments were conducted, which were on the effects of three factors (pulse frequency, electric field intensity and microwave power intensity) on two indexes i. e. the dehydration rate and shrinkage ratio of microwave drying potato slices with PEF pre-treated.

以马铃薯片微波干燥单位时间降水率和收缩率为试验指标，进行了3因素（脉冲频率、电场强度和微波功率密度）2次回归正交试验。

Sequence above, the orthogonal frequency division multiplexing system software simulation, a certain reference value.

序以上内容，正交频分复用系统的软件仿真，有一定的参考价值。

Methods of reducing the Peak-to-Average-Power Ratio of the Orthogonal Frequency Dixision Multiplexing system have their advantages and disadvantages.

在降低OFDM系统峰均比的众多方法中，均有其优缺点。

The multiple antenna Orthogonal Frequency Division Multiplexing system model is analyzed in this paper.

摘要该文首先分析了多天线发射和接收的OFDM系统模型。

In this paper we discuss a block coding scheme for reduction of peak-to-average power ratio of an orthogonal frequency division multiplexing system.

讨论了一种降低正交频分复用系统峰均比的分组编码方法。

The optimal power allocation strategy of cognitive orthogonal frequency division multiplexing system is studied.

研究了认知正交频分复用系统的容量极限及最优功率分配策略。

The invention also provides an interference coordination device of orthogonal frequency-division multiple access system.

本发明还提供了一种正交频分多址系统的干扰协调装置。

Receiver diversity for Orthogonal Frequency Division Multiplexing system in high-speed wireless data transmission is investigated.

研究了天线分集OFDM系统的高速无线数据传输特点，通过计算信道冲击响应与参考信号的相关函数，提出了一种增强型的信道估计方法。

WHT, one kind of orthogonal transformation, represents the distribution and frequency property of entire block.

在WHT域上进行搜索可得到适于帧内压缩的预测误差块，提高编码效率。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"