OFDM

正交频分复用

常用释义

abbr. 正交频分多路复用技术（Orthogonal Frequency Division Multiplexing）

扩展信息

正交频分复用(Orthogonal Frequency Division Multiplexing)

正交频分复用（OFDM）体制正交频分复用（OFDM）体制正交频分复用（OFDM）体制正交频分复用（OFDM）体制正交频分 …

正交频分复用技术

采用正交频分复用技术（OFDM），也可以提高电力线网络传输质量，它是一种多载波调制技术。传输质量的不稳定意味着电 …

正交分频多工

... 陈顺智南台科技大学电子系副教授摘要在许多正交分频多工(OFDM)的应用中,收发机内的 IFFT 与 FFT 常整合一起设计并 …

正交频分多路复用

实现正交频分多路复用（OFDM）的设计策略利用QR算法实现自适应均衡和赋形实现针对802.16的FPGA物理层【报名地址 …

正交频分多工(Orthogonal Frequency Division Multiplex)

数据在正交频分多工（OFDM）系统中进行编码。在这个系统中，激光束分成单独的彩色激光流。

正交频分复用调制

3. 多载波正交频分复用调制（OFDM） OFDM调制系统首先是将高码率的串行数据流变成N个低码率的并行数据流，并对N个彼 …

例句

Numerical results show that this algorithm can recognize the OFDM signal in a wide SNR range with a high average classification probability.

计算机数值仿真结果验证了该算法在很宽的信噪比范围内对 OFDM 具有很高的平均识别率。

The thesis realized a prototype of a powerline OFDM communication system which can be practically used in a laboratory environment.

实现一个电力线正交频分复用通信系统是本文工作的重点之一。

Orthogonal Frequency Division Multiplexing (OFDM) has turned out to be a popular multiple access scheme in wireless networks.

在无线网路中，正交分频多工成为一项风行的多重进接方法。

In one example, a non-OFDM signal is received and is processed into an OFDM signal to produce a created OFDM signal.

在一个示例中，接收非 OFDM 信号并将其处理成 OFDM 信号以产生所创建的 OFDM 信号。

The computer simulation results show that this algorithm is suitable for OFDM systems with static or slew fading channel.

通过仿真结果进一步验证了此算法在静态和慢衰落信道中的实用性和有效性；

Meanwhile, wavelet transform idea is applied to this paper and a new wavelet de-noising method in OFDM channel estimation is proposed.

另外，将小波变换思想运用到 OFDM 信道估计中，提出一种基于小波去噪的 OFDM 信道估计新方法。

Here is a part about the OFDM course and the simulation, does not know is useful, counter- just right thing and everybody sharing.

这里是一部分关于 OFDM 的教程和仿真，不知有没有用，反正好东西与大家共享。

Being one of the core MIMO techniques, the space-time code technique takes a very important status in the MIMO-OFDM system.

作为 MIMO 核心技术之一的空时编码技术，在 MIMO-OFDM 系统中具有极为重要的地位。

The binary data bit of OFDM is modulated on the corresponding subcarrier by PSK or QAM.

OFDM 系统中二进制数据比特以 PSK 或 QAM 等调制方式调制到相应的子载波上。

As a hopeful technology to be used in the physical layer of Next G, MIMO-OFDM is becoming the research focus in communication.

MIMO—OFDM 作为很有希望解决下一代通信系统物理层方案的技术，正在成为国内外通信领域研究的热点。

However, one of the drawbacks of OFDM is the sensitivity to synchronization error, especially to frequency offset.

然而，OFDM 一个缺点就是对于同步错误非常敏感，特别是对于频率偏差。

Channel Estimation technique is one of the key techniques in OFDM communication systems.

信道估计是正交频分复用系统中的关键技术之一。

For a multiple-input-multiple-output (MIMO) OFDM system, the required complexity of the ZF and MMSE methods becomes more intractable.

在多输入多输出正交分频多工系统中，强制归零及最小均方差等化器所需的复杂度问题将变得更难以解决。

A channel estimation scheme for a multi-input multi-output orthogonal frequency-division multiplexing (MIMO-OFDM) system was presented.

给出了一种适于多输入多输出 -正交频分复用（MIMO-OFDM）系统的信道估计方案。

With urged demand on the digital, wideband, personal and mobile communication, OFDM has become one of the hottest topics in this field.

随着人们对通信数字化、宽带化、个人化、移动化的要求，OFDM 正在成为移动通信中的研究热点。

Orthogonal frequency division multiplexing (OFDM) systems are very sensitive to the synchronization error.

正交步分复用系统对同步误差非常敏感。

While in the meantime, OFDM has its own shortcomings: its sensitivity to a frequency offset and the high peak-to-average ratio.

但是与此同时，OFDM 技术自身存在着两个主要的缺点：对频率偏差敏感；

Orthogonal frequency division multiplexing (OFDM) modulation is an effective method for high data rate transmission.

OFDM 是实现高速数据传输的一种有效手段。

Simulations show that this is one-symbol convergence estimator with low error.

仿真表明，估计器在一个 OFDM 符号内收敛，且误差较小。

As one of the key technologies of MIMO OFDM, synchronization comes to the research focus.

同步技术作为 MIMOOFDM 的关键技术之一，已经成为当前研究的热点。

Compared with traditional single-user OFDM systems, synchronization technology for OFDMA system are more difficult.

相对于传统单用户的 OFDM 系统，OFDMA 系统的同步技术遇到更大的困难。

Therefore, the combination of MIMO and OFDM is an attractive and competitive solution for future broadband wireless systems.

因此，OFDM 和 MIMO 技术的结合已经成为未来宽带无线通信领域最有吸引力的候选方案。

更新时间：2025-05-19 03:58