该SNEP将采用MPM1000网络中心波形卫星调制解调器，为战术机动作战提供所需的多频时分多址接入带宽技术。
The SNEP will employ the MPM1000 Net Centric Waveform Satellite Modem to provide Multi-Frequency-Time Division Multiple Access Bandwidth on demand technology for tactical mobile operations.
正交频分复用(OFDM)是一种新型调制技术，特别适合在多径传播的无线移动信道中高速传输数据。
OFDM (Orthogonal Frequency Division Multiplexing) is a new modulation technology, it is suitable to high-data-rate transmission in the wireless transfer channel with multi-path transmission.
然后，采用信号处理和计算机控制技术，提出了多频振动主动控制规律；
Then using the signal processing and microcomputer control techniques, a phase control law is presented to control the multi-frequence vibrations of rotors actively.
介绍了两个可以用于多信号测电子科技大学博士论文频的技术：频率信道化和过零点谱分析。
Two technologies, spectral channelization and spectral analysis with zero crossing that could be both applied to multi-signals, are also introduced.
多频发射技术是主动源电磁法提高工作效率的重要手段之一。
Multi - frequency transmitting technology is one of the most important measures to improve efficiency for active electromagnetic method.
在信号源的研究与设计中针对信号源的广谱性质、起始相位同步、多频同步发送等关键技术进行了研究与设计。
In the research and design of signal source, the key technology of the nature of broad spectrum, the same initial phase, and multi-frequency synchronization sending has been researched.
近年来，以佳多频振式杀虫灯为代表的灯光诱杀器械，其技术性能得到较大改进和提高。
In recent years, The performances of light traps represented by Jiaduo Frequency Trembler Grid Lamps have been greatly improved.
正交频分复用(OFDM)技术具有抗多径衰落，频谱利用率高等优点，适合于在宽带卫星通信这种无线环境下进行高速传输。
Orthogonal frequency division multiplex (OFDM) is suitable for Broadband-satellite mobile communication system with the advantage of robustness to muti-path and high bandwidth efficiency.
具有码分，频分和时分多址组成部分的无线通信系统，尤其是具有混合多址技术的“联合检测码分多址通信系统。”
Wireless telecommunications system with CDMA, FDMA and TDMA multiple access component, especially 'JD-CDMD' telecommunications system with hybrid multiple access techniques.
随后，论文将该算法扩展到多频点和宽带情形，提出宽带电磁DORT成像技术。
Then, the algorithm is extended to multiple frequencies and wideband cases. The wideband electromagnetic DORT imaging technique is proposed.
目的：设计一个采用直接数字合成技术的电流模式多频阻抗激励源。
With the appearance of DDS ASIC, Direct Digital Synthesis(DDS) technology is wide ranging applied.
调制方式和多址接入的灵活性是正交频分复用（OFDM）技术的一大优点。
One of the advantages of OFDM is the flexibility concerning modulation and multiple access techniques.
结果表明：在消耗同样多硬件资源产生正弦信号时，采用该方法可以比采用DDS技术获得更好的输出信号信噪比，比采用直接CORDIC算法获得更高的输出信号频。
The simulation result also confirms that this method has the better SNR of output signal than DDS, and higher output signal frequency than direct CORDIC algorithm.
OFDM是一种无线传播环境下的高速传输技术，适合在多径传播和多普勒频移的无线信道中传输高速数据。
OFDM is a high transmission technology in the wireless propagation environment. It is fitted to transmit high-speed data in the wireless channel which has multi-path delay and Doppler frequency shift.
高速数字寻呼技术、多频漫游技术、以及IPNP寻呼联网技术是目前世界单向寻呼领域最为先进的三大技术。
In today's one-path paging field, the techniques of high-speed numeric paging multi-frequency roaming and IPNP inter-networking are the most advanced three ones.
TTIB（透明带内导音）及FFSR（前馈信号再生）技术是一种可抗无线信道中多径时延及多谱勒频移引起的信号衰落的技术。
Transparent tone-in-band(TTIB) and feedforward signal regeneration(FFSR) is a technology to combat the effects of multipath propagation delay and doppler effect in wireless channels.
本文主要研究正交频分复用（OFDM）及其抗多径衰落的一些技术，并利用计算机进行仿真。
This paper concentrates on the orthogonal frequency division multiplexing(OFDM) technique and some techniques to resist multipath fading. It also simulates by computer.
此外，介绍了自编码技术在跳频、跳时系统中的应用和自编码多址技术。
We also introduce the application of SESS in hopping frequency, hopping time communication system and multiple access system, etc.
本论文主要研究采用多种特征提取方法对激光微多普勒信号进行时-频分析、多尺度分析和相关变换技术。
This paper includes studying many feature extraction methods such as time-frequency method, multi-resolution analysis and correlation analysis to analyze the Micro-Doppler signal.
正交频分复用（OFDM）技术具有很强的抗符号间干扰、抗多径衰落和时延的能力。并且保持较高的传输速率。
Orthogonal Frequnency Division Multiplexing(OFDM) is suitable for high rate data transmission in wireless channels because it can combat Inter-Symbol Interference and multipath fading efficiently.
研究证明，数据融合技术较适用于多频涡流检测。
Research showed that data fusion was applicable for multi-frequency eddy current testing.
提出使用折叠贴片以及多矩形缝隙加载技术设计具有三频特性的小型PIFA天线的思路和方法。
By using folded patch and etching slots on patch, a compact triple-band PIFA can be easily obtained.
提出使用折叠贴片以及多矩形缝隙加载技术设计具有三频特性的小型PIFA天线的思路和方法。
By using folded patch and etching slots on patch, a compact triple-band PIFA can be easily obtained.
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