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浏览/检索结果: 共2条，第1-2条 帮助 限定条件 发表日期：2018     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Doppler-robust high-spectrum-efficiency VCM-OFDM scheme for low Earth orbit satellites broadband data transmission 期刊论文 IET COMMUNICATIONS, 2018, 卷号: 12, 期号: 1, 页码: 35-43 作者:  Li, Jionghui;  Xiong, Weiming;  Sun, Geng;  Wang, Zhugang;  Huang, Yonghui 收藏  |  浏览/下载：69/0  |  提交时间：2018/03/02 Satellite Ground Stations  Satellite Links  Radio Receivers  Radio Transmitters  Ofdm Modulation  Modulation Coding  Doppler Shift  Filtering Theory  Doppler-robust High-spectrum-efficiency Vcm-ofdm Scheme  Low Earth Orbit Satellites Broadband Data Transmission  High-efficiency Satellite-ground Downlink Data Transmission System  Limited Spectrum Resource  Dynamic Link Conditions  Orbital Motion  Leo Satellite  Variable Coding Modulated Orthogonal Frequency Division Multiplexing  Satellite On-board Transmitter  Ground Station Receiver  Filtered-ofdm Signal  Adjustable Codmod  Spectral Efficiency  Physical Layer Frame Structure  Doppler Frequency Shift Compensation  Future Gigabit X-band Reliable Satellite-ground Downlink Transmissions   Performance study of millimetre-wave MIMO channel in subway tunnel using directional antennas 期刊论文 IET MICROWAVES ANTENNAS & PROPAGATION, 2018, 卷号: 12, 页码: 833-839 作者:  Jiang, Ye[1];  Zheng, Guoxin[2];  Yin, Xiaoyu[3];  Saleem, Asad[4];  Ai, Bo[5] 收藏  |  浏览/下载：2/0  |  提交时间：2019/04/24 millimetre wave communication  directive antennas  MIMO communication  microwave antenna arrays  wireless channels  5G mobile communication  railway communication  radio transmitters  radio receivers  ray tracing  matrix algebra  channel capacity  millimetre-wave MIMO channel performance study  subway tunnel  directional antennas  multiple input multiple output performance  millimetre wave band  MM wave band  channel impulse response  transmitters grids  receivers grids  MM-wave MIMO sy