1) Orthogonal Frequency Division Multiple Access (OFDMA)
正交频分多址接入(OFDMA)
2) orthogonal frequency division multiple access (OFDMA)
正交频分多址(OFDMA)
1.
However, improving spectral efficiency, as well as enhancing performance for CEU, is still left for an open research issue, especially for Orthogonal Frequency Division Multiple Access (OFDMA)-based 4 th generation (4G) systems.
在以正交频分多址(OFDMA)为基本多址方式的第4代(4G)系统中该问题尤为突出。
3) OFDMA
正交频分多址接入
1.
Energy Optimized Two-Dimensional Resource Allocation for OFDMA System;
正交频分多址接入系统中接收能耗优化的二维时频资源分配算法
2.
Given that LS(Least Square)estimation,widely used on the uplink of the OFDMA(Orthogonal Frequency Division Multiplexing Access)channel estimation system,is sensitive to noise,this paper proposes that a method named searching for the MST(most significant taps)be applied in channel estimation on the up- link of the OFDMA system.
针对目前应用于OFDMA(正交频分多址接入)系统上行链路的LS(最小二乘)信道估计算法易受噪声影响的缺点,提出将最大径搜索的算法,应用于OFDMA上行链路的信道估计中。
3.
16 introduced a mechanism for Quality of Service(QoS)support into Medium Access Control(MAC)layer, but did not propose the corresponding scheduling algorithm,In order to provide various multimedia communications with QoS guarantee effectively,this paper proposed a two-level scheduling scheme based on Orthogonal Frequency Division Multiple Access(OFDMA)technology.
为了有效保证各种多媒体通信的QoS,提出了一种基于正交频分多址接入(OFDMA)技术的二级调度方案。
4) OFDMA
正交频分复用多址接入
1.
The clustered OFDMA can reduce the feedback without sacrificing performance too much.
机会波束成形(Opportunistic Beam forming,OBF)技术通过加大、加快信道的波动来提高多用户分集增益,将之使用在正交频分复用多址接入(OFDMA)系统中,可以使得系统的吞吐量最大化。
2.
In this paper we present a novel subcarrier allocation scheme for QoS (quality of service) guarantees in OFDMA communication system.
本文提出了一种基于正交频分复用多址接入(OFDMA)系统的具有业务质量(QoS)保证的多用户动态子载波分配策略。
5) orthogonal freguency division multiple access system
正交频分多址接入系统
6) orthogonal frequency division multiple access
正交频分复用多址接入
1.
Focusing on the resource allocation problem in multi-user orthogonal frequency division multiple access(OFDMA) systems,a multi-carrier proportional fair scheduling algorithm,G-PFS,is proposed.
采用遗传算法搜索子载波最优分配方案,对多用户正交频分复用多址接入(OFDMA)系统资源分配问题进行了研究,提出了一种多载波比例公平调度算法G-PFS。
2.
Two downlink packet data scheduling algorithms applied to orthogonal frequency division multiple access(OFDMA) broadband wireless access systems are proposed,which are multi-carrier proportional fair(MPF) scheduler and MPF algorithm enhancing capacity.
提出了2种适用于多用户正交频分复用多址接入(OFDMA)系统的分组数据调度算法,分别是多载波正比公平(MPF)算法和增强容量的MPF算法。
补充资料：频分多路通信
见多路通信、有线载波通信。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条