低频扩展,Low-Frequency Expansion
1)Low-Frequency Expansion低频扩展
英文短句/例句
1.Exploring Beamforming Optimization of Low Frequency Expanded Acoustic Vector Sensor Array低频扩展式矢量传感器阵的波束优化设计研究
2.Decrease electron-magnetic radiation by using spread-spectrum-clock generation technique采用扩展频谱时钟技术降低电磁辐射
3.The Research of Low Bitrate Audio Compression Based on Spectrum Extension Technology;基于谱扩展技术的低码率音频压缩研究
4.Typically caused by distortions to the frequency components below the horizontal line frequency.它沿水平方向逐步扩展,通常是由低于行频的频率畸变造成的。
5.Low Bit Rate Wideband Speech Coder Based on CWI and BWE Techniques基于特征波形内插与频带扩展技术的低速率宽带语音编码器
6.a loudspeaker that reproduces lower audio frequency sounds.能够产生低频音的扩音器。
7.Design of HF Spread Spectrum Communication System Based on Moderate-Low Speed基于中低速率短波扩频通信系统设计
8.Pre-emphasize Higher Frequencies;De-emphasize Higher Frequencies;Compressor;Expander预加重高次频率;去加重高次频率;压缩器;扩展器
9.Method of Anti-leakage of DVI Video Information Based on Spread Spectrum基于频谱扩展的DVI视频信号防泄漏方法
10.The Research of Lower-voltage Power Line Communication Board Based on Spread Spectrum Technology;基于扩频技术的低压电力线通信板的研究
11.Research of Auto Meter Reading Based on Low Voltage Powerline Carrier Spread Spectrum Communication;基于低压电力线扩频载波抄表技术的研究
12.The Application Research of Spread Spectrum Technology in LPI Radar;扩频技术在低截获概率雷达上的应用研究
13.Low-rate Convolutional Codes Used in Code-Spread CDMA System;低码率卷积码在扩频通信系统中的应用
14.Research on Application of Low/Zero Correlation Zone Sequence Pairs in Spread Spectrum Communication System;低/零相关区序列偶应用于扩频通信系统的研究
15.The Research and Implementation of PN-Code Capture in the Low-SNR Enviornment低信噪比环境下扩频码捕获的研究与实现
16.Simulation of Hybrid DS/FH Spread Spectrum Technique in LEO Satellite Telemetry & Control Link混合扩频技术在低轨卫星测控链路中的仿真
17.Realization of Reducing the PAPR of OFDM via Carrier Interferometry Spread Codes基于载波干涉扩频码实现OFDM峰均比的降低
bining Coding with Spreading Code to Reduce HF Broadband System"s PAPR编码与扩频码结合降低短波宽带系统PAPR
相关短句/例句
ABX acoustic bass extension低音扩展
3)Extended high frequency扩展高频
4)spread spectrum扩展频谱
1.At present,spread spectrum technology has been extensively applied in the field of tactical anti-jamming communication.扩展频谱技术是抗干扰通信中的主要应用技术。
2.Contributed to the acquisition and Code tracing for the DSspread spectrum com munication systems, this paper presents the scheme of sliding search self-synchronization for a DS system.本文讨论直接序列扩展频谱通信系统中有关同步捕获和跟踪的问题。
3.In this paper,the theory ofspread spectrum communication technology is presented,the structure and the operating principle ofspread spectrum communication system are discussed.阐述了扩展频谱通信技术的理论基础和扩展频谱通信系统的构成及工作原理,简要介绍了Matlab-Simulink工具箱的特点及功能,利用该工具箱及以该工具箱为基础的其他工具箱建立直接序列扩展频谱通信系统(DSSS)的仿真模型。
5)expanded bandwidth扩展频带
6)bandwidth expansion频带扩展
1.The paper introducesbandwidth expansion(BWE) technique to process the high frequency band.分析宽带特征波序列的性质表明,直接使用传统的特征波形内插算法并不适于增强宽带语音的编码效率及对计算复杂度的兼顾,可引入频带扩展(BWE)技术单独处理高频段。
延伸阅读
低频1.指应用于某一技术领域中的最低频率范围。例如，无线电波段中，将30～300千赫范围内的频率称低频;电子放大电路中，将接近音频(20赫兹～2万赫兹)的频率称为低频。
