查询词典 multiplexing

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。

Studies show that the system has almost the same frequency spectrum efficiency as the orthogonal frequency division multiplexing system.

研究表明该系统有着和正交频分多址复用系统同样的频谱利用率。

A new time and frequency synchronization method based on frequency domain correlation for an Orthogonal Frequency Division Multiplexing system is presented.

摘要该文根据频域相关的原理，提出了一种新的用于无线移动信道下的正交频分复用系统的时频同步算法。

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。

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。

The design changes the traditional inefficient and high-cost de-sign in signal acquisition and transmission with using a real-time acquisition of DVI display signals and transferring data through the Ethernet port.The design uses a highly integrated FPGA and high-capacity SDRAM,multiplexing of signal package to transfer display data and control data,and efficient algorithm for gray-scale slice as well.It has the features of low cost,large display area,stable display,and high refresh rate.

该设计改变传统设计中低效高成本的信号采集和传送方式，改用实时采集DVI接口显示信号、通过网口传输数据，采用高集成度FPGA和大容量SDRAM，采用信号包复用技术同步传送显示数据和控制数据及高效率的灰度切片算法等新技术，具有成本低、显示面积大、显示稳定、刷新率高等特点。

Further more, the simplified analysis method on stressed-skin effect of corrugated steel sheet is also discussed in detail.

此外还比较详细地探讨了蒙皮效应的简化分析方法。

If I had known her telephone number,I would have called her.

要是我知道她的电话号码，我就打电话给她了。