1·Progresses of millimeter wave subcarrier fiber communication technology (ROF) for future generation mobile communication are summarized in this paper.
综述了用于下一代移动通信的光纤毫米波副载波通信技术(ROF)的研究进展。
2·Thirdly, we quantify the power penalty caused by the PMD in optical subcarrier multiplexing (OSCM) system with amplitude shift keying (ASK) and binary phase shift keying (BPSK).
第三，对采用不同调制格式（包括幅移键控和二进制相移键控）的光副载波复用（OSCM）系统中，PMD引起的功率代价进行了量化。
3·The transmitted signals which were modulated is a group of orthogonal sine signals as subcarrier and non-regular zero square waves that the code elements period is t as baseband coded formats.
它所发送的信号是由一组正交的正弦信号作为副载波，用码元周期为T的不归零方波作为基带码型调制而成的。
4·Each element of the signal waveform can be altered: Horizontal and Vertical frequencies, Level, Phase, and Subcarrier frequency.
每个元素的信号波形可以改变：横向和纵向的频率，水平，阶段，副载波频率。
1·Bit and subcarrier dynamic allocation technique is one of the key techniques in OFDM.
比特和子载波动态分配技术是OFDM的关键技术之一。
2·The adaptive subcarrier cluster allocation algorithm.
自适应子载波组分配算法。
3·An adaptive subcarrier allocation algorithm for multiuser OSTBC-OFDM system is discussed in this paper.
研究了基于正交空时分组码的多用户OFDM系统的自适应子载波分配算法。
4·Subcarrier and power allocation is performed separately for non-real time users with the proportional rate constraints.
对于非实时用户，按照数据率比例公平的要求，子载波和功率分配分离进行。
5·Secondly, the power allocation and subcarrier pairing for cooperative OFDM systems were researched and the outage proformance was analysed.
研究协作OFDM系统的功率分配和子载波配对，并分析系统的中断性能。