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  • Draft P802.11ax_D1.0 目前802.11ax协议最新的Draft 1.0版本,802.11ax引进或者改进了多项新技术,例如更高的调制阶数(1024QAM)、更多的FFT点数、更窄的子载波间隔、上下行OFDMA技术、上下行MU-MIMO技术(其中下行MU-MIMO在802.11ac时引入)、空间复用技术等。
  • MIMO-OFDM Wireless Communications with MATLAB ... Algorithm for Frequency-Domain Link Adaptation. 4.3 Coded OFDM. 4.4 OFDMA: Multiple Access Extensions of OFDM. 4.4.1 Resource Allocation – ... 8.2.2 Cell-Specific Interleaving. 8.2.3 Frequency-Hopping OFDMA. 8.2.4 Random Subcarrier Allocation. 8.3 Inter-Cell ...
  • NOMA技术概念和未来考虑 作为未来无线电访问的一种有前途的下行多重接入方案,本文讨论了非正交多通道(NOMA)在接收端连续干扰消除器的概念和实际考虑。其目的是为了阐明NOMA优于正交多存取(OMA)的好处,如长期演进(LTE)所采用的OFDMA。讨论了NOMA的实际考虑,如多用户功率分配、信号开销、SIC错误传播、高机动性场景的性能,以及多输入多输出(MIMO)的组合。通过计算机仿真,我们提供了NOMA的系统级性能,考虑到蜂窝系统的实际方面,以及LTE ...
  • WiMAX原理與測試 WiMAX原理與測試 agilent 官方教材 Agenda • Broadband Wireless Access Evolution • WiMAX-OFDMA Technologies • WiMAX-OFDMA Signal Meas. & Analysis • Resource
  • LTE调制编码方式统计 LTE被业界认为是准4G技术。LTE支持灵活的传输带宽、低时延、高速率和高移动性,采用OFDMA和SC-FDMA分别作为下行和上行多址方式。
  • Stochastic Modeling and Analysis of Telecoms Networks ... measures and comparison principles are obtained for a wide class of models, from the canonical M/M/1 and G/G/1 queues to more sophisticated systems, including the current “hot topics” of spatial radio networking, OFDMA and real-time networks.
  • LTE, LTE-Advanced and WiMAX ... terms of vendor and operator support.Whilst both technologies share certain attributes (utilizingOrthogonal Frequency Division Multiple Access (OFDMA) in downlink,accommodating smart antennas and full support for IP-switching, forexample), they differ in ...
  • LTE The UMTS Long Term Evolution ... /HSPA standards. The authors not only pay special attention to the physical layer, giving insight into the fundamental concepts of OFDMA, SC-FDMA and MIMO, but also cover the higher protocol layers and system architecture to enable the reader to gain an ...
  • Multi-Carrier and Spread Spectrum Systems ... investigate several MC combined multiple access schemes, such as MC-CDMA, OFDMA and MC-TDMA. These schemes benefit from the advantages of ... /4G) are given. Further derivatives of MC-SS (such as OFDMA, SS-MC-MA and DFT-spread OFDM) and their corresponding ...
  • 802.11-2016 ieee-802.11最新协议802.11-2016,3000多页完整版,ofdma