IEEEXplore IEEEXplore (全网免费下载) Semantic Scholar 掌桥科研 dx.doi.org 查看更多 相似文献 参考文献Multiple user adaptive modulation scheme for MC-CDMA In a multi-user frequency domain spreading downlink MC-CDMA system. a group of sub-carriers can be replaced by an equivalent sub-carrier of a...
IOP 国家科技图书文献中心 (权威机构) 掌桥科研 万方医学 dx.doi.org 查看更多 相似文献 参考文献 引证文献Energy loss by non-relativistic electrons and positrons in liquid water Inelastic collision cross-sections, mean free paths, stopping powers, energy loss distributions, mean energy losses and csda ...