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- In the ultra-wide band (UWB) wireless communication system, UWB signal after the multipath channel transmission, will receive the serious multipath interferences. 摘要在超宽带(UWB)无线通信系统中,UWB信号通过多径信道传输后,会受到严重的多径干扰。
- The study shows that enhancing the transmission rate of the NB system, as well as the power spectral density (PSD) of the UWB signal in the bandwidth of the NB system, will result in the higher BER of the NB system. 研究表明,提高NB系统的传输速率或增大UWB信号在NB系统的工作频带内的功率谱密度会减小NB系统的信噪比,增大NB系统的误码率。
- Study on Equivalent Sampling of Nonperiodic UWB Signal 超宽带非周期信号等效采样的研究
- We verified the effect of construct material with different dielectric const and propagations of UWB signals with different duration on performance of anti-multipath of UWB signals. 脉冲持续时间短,易实现分组传输;系统复杂度低;能提供厘米级的定位精度等优点。这些优点正成为新兴的研究课题。
- UWB signals and their power spectrum mask are important factors which need to be considered when studying the spectrum coexisting and compatible problems between UWB systems and other radio systems. 超宽带(UWB)信号及其功率谱分布是研究超宽带通信系统与其它通信系统频谱共存与兼容问题时,需要考虑的重要因素。
- Pulse Shape of UWB Signals and PSD Analysis UWB信号波形及功率谱密度的分析
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- The driver is winking his lights to signal a turn. 驾驶员打着一闪一闪的灯光信号表示要转弯。
- Path loss characteristics of UWB signals in vacancy indoor environment UWB脉冲信号室内空旷环境路径损耗特性研究
- Everyone uncovered when the signal sounded. 信号响时,人人脱帽致敬。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
- Research on High-Accuracy Programmable Timer Used in Acquiring UWB Signals 用于超宽带信号数据采集的高精度可编程定时器研究
- A red lamp is used as a danger signal. 红灯用作危险信号。