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carrier frequency pulse 载频脉冲
Carrier frequency offset is one of the key problems in OFDM system. 摘要载波频率偏移是OFDM系统实现的关键问题之一。
An oscillator for generating the carrier frequency of a transmitter. 主控振荡器产生载波频率的振荡器
carrier frequency peak pulse power 载频峰值脉动功率
There are numerous patented technologies which can be piggybacked individually or collectively onto a carrier frequency to elicit all kinds of effects. 在一个载波频率上有着众多的专利技术，它能个别偷偷的或集体的引起所有种类的影响。
The high frequency pulse 50-100/sec is known as dense wave, the low frequency pulse 2-5/sec termed as rarefaction wave. 频率快的叫密波（高频），一般在50-100次/秒，频率慢的叫疏波（低频），一般在2-5次/秒。
The modulating signal is a slowly varying signal - as opposed to the rapidly varying carrier frequency. 调制信号是一个缓慢变化的信号作为反对以快变载波频率。
This paper proposes a heter-cycle abutted CP structure and a two-step OFDM carrier frequency calibration algorithm. 摘要设计了一种具有异周期毗邻结构的新型循环前缓，提出了相应的OFDM频偏估计算法。
The nickel electroforming layers with nanocrystalline (nc) were obtained by using high frequency pulse current and strong electrolyte flushing. 采用高速冲液电铸装置、高频脉冲电流等方法,制备出金属镍纳米晶粒电铸沉积层。
In the paper, the high frequency pulse tube coolers (PTCs) developed for 80 K and below temperature application are introduced. 摘要首先介绍了作者开发的可用于80K及以下温区的高频脉冲管制冷机。
It has previously been shown that PCC substantially reduces the sensitivity of OFDM to carrier frequency offset. PCC能够显著地降低OFDM对载波频偏的敏感性。
The paper introduction mechanism,application,selectio principal and some attentive items using of high frequency pulse TIG welding machine. 介绍高频脉冲TIG焊机的机理、用途、选型原则和使用时的注意事项。
Current GPS receiver search strategies are based on the sequential search of the C/A code phase and carrier frequency. 摘要当前GPS接收机的搜索策略是基于C/A码相位和载波频率的串行搜索。
Carrier frequency and modulation scheme are two key issues in the system design of automotive anticollision radar. 工作频段和工作体制是防撞雷达系统设计的两个主要问题。
When the DLC system design, research, and to select a carrier frequency, the smallest difficulties and loopholes. 当 DLC 系统被设计的时候, 研究是运行到选择将运送者频率减到最少的与困难有关的洞。
Using a high frequency pulse radar of 300MHz, radar sounding was carried out at 150 points on Collins Ice Cap and the echo profile of bedrock in 15km distance was given. 使用一台300MHz高频脉冲雷达，对柯林斯冰帽150个测点进行冰厚探测，描绘出15km冰床雷达回波剖面。
A new scheme to suppress carrier frequency deviation for PCM/FM telemetry digital receiver is presented. 摘要讨论了一种PCM/FM遥测数字接收机的载波频偏抑制方法。
To drive the two-phase hybrid stepping motor, we adopt constant frequency pulse and subdivides drive circuit with M535, which with low speed vibration and precision orientation. 采用M535驱动器作为步进电机的驱动控制器，采用具有低速振动和定位精度高的恒频脉宽细分驱动电路；
Comparison variations of correlation and covariance for carrier frequency as varing prmeter. 比较关联与关联变异随载波频率之变化。
This paper presents that developing ultrahigh frequency pulse EDM generator of adjustable duty ratio by CPLD based on the characteristic of CPLD,complete hardware logistic. 从CPLD具有完全硬件逻辑的特点出发,提出了用CPLD发生占空比可调的超高频电火花加工脉冲信号的设想。