...正交频分多址 机会波束成形 反馈 门限 [gap=1112]Keywords】: multiple-input-multiple-output (MIMO), orthogonal frequency division multiple access (OFDMA),opportunistic beamforming, feedback, threshold ..
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...正交频分复用多址接入；直接检测；动态带宽分配；40 Gb/s [gap=1464]Key words: fibre optical communication technology; passive optical network; orthogonal frequency division multiple access; direct-detection; dynamic bandwidth allocation; 40 Gb/s ..
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正交频分多址接入技术（Orthogonal Frequency Division Multiple Access，OFDMA）是后 3G 时代主要的一种接入技术。其基本思想是把高速数据流分散到多个正交的子载波上传输，从而使单个子载波上的符号速率...
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Built upon OFDM, Orthogonal Frequency Division Multiple Access (OFDMA) is a new wireless access technique. It effectively combines the multiple access method with the modulation process, and has emerged as one of key technologies in future wireless mobile communication system.
以OFDM调制为基础的正交频分多址(OFDMA)是新一代的无线接入技术,它将接入和调制有效地结合在了一起,已经成为未来移动通信系统的重要技术之一。
参考来源 - OFDMA系统的频率同步和自适应资源分配技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A packet scheduling algorithm for mixed traffics was proposed in orthogonal frequency division multiple access (OFDMA) systems.
提出了一种基于正交频分多址接入系统的混合业务分组调度算法。
A joint blind estimation method based on spectrum overlap for uplink interleaved orthogonal frequency division multiple access carrier frequency offset and timing synchronization is proposed.
提出了一种基于功率谱叠加的交织正交频分多址系统上行链路载波频偏和定时同步联合估计算法。
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。
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