In synthetic aperture sonar imaging, the residual phase error is mainly corrected via autofocus.
合成孔径声呐成像中,主要通过自聚焦校正剩余相位误差。
The phase balance of the central frequency can ensure the accuracy of the correlation phase, and the residual phase error will only reduce the coherency.
实现信道中心频率的相位精度就可以保证干涉相位的精度,而通道内的残余相位差只会引起干涉相关度的降低。
With this method, the time delay is estimated firstly, then the residual phase error. Through this way the movement error range that can be compensated by this algorithm is extended.
该方法首先估计时延,然后再对剩余误差进行相位估计,从而扩大了算法适用的运动误差范围。
Then, the origin and the effect on imaging of time domain polar format algorithm residual video phase error are analyzed.
然后分析了时域极坐标算法存在残余视频相位误差的原因及其对成像结果的影响。
Phase transformation sequence in diffusion layer and the existence of residual austenite have great effect on the distribution of residual stress.
渗层中的相变次序和残余奥氏体的存在对残余应力分布影响较大。
The relationship between residual wavefront phase error and frequency response in an adaptive optical telescope is analyzed.
分析了自适应望远镜系统的波面补偿剩余误差与频率响应的关系。
A method was developed for determining residual clenbuterol and ractopamine in animal liver (tissues) using solid phase extraction (spe) with gas chromatography-mass spectrometry (GC-MS).
建立了同时测定动物肝组织中盐酸克伦·特罗和盐酸莱克多巴胺残留量的固相萃取-气相色谱-质谱分析方法。
A single carrier modulation scheme suitable for use in high frequency communication systems is provided that achieves improved residual frequency error and phase noise estimation.
提供了一种实现改进残留频率误差和相位噪声估算的、适合于在高频通信系统中使用的单载波调制方案。
The structure function of residual wavefront phase perturbation compensated by an adaptive optics system has been derived by means of frozen turbulence hypothesis and geometric optics approach.
在采用冻结湍流假设和几何光学近似的条件下,得到了经自适应光学系统校正后的剩余波前相位扰动的结构函数。
When determine whether the three phases are in balance, directly measuring phase residual voltages to ground is proved to be inaccurate.
通过测量各相对地的残压来判定发电机三相是否对称的方法是不准确的。
This algorithm combines the block Pilot-aided LS channel estimation algorithm with a phase tracking algorithm, which can compensate the phase rotation caused by the residual carrier frequency offset.
该算法在传统的基于块状导频的Ls信道估计算法的基础上,加入了相位跟踪算法,补偿了由残余频偏带来的相位旋转。
At a receiver, a phase rotation of the received data stream is determined to remove a residual frequency error or to estimate the phase noise.
在接收机处,确定所接收的数据流的相位旋转以去除残留频率误差或者估算相位噪声。
The effects of blast shock wave in the second phase are brought to the residual structure in the form of impulse after perforation, and then the circular plates obtained initial kinetic energy.
第二阶段,爆炸冲击波作用以冲量的形式作用在穿孔后的剩余板结构上,给板一个初始动能。
The efficiency of induction therapy was related significantly to the amount of the detectable residual leukemic cells in the early remission phase and to clinical relapse.
诱导缓解期的杀伤效应与缓解早期的残留白血病细胞数量显著相关,并与临床复发相关。
The self-extinguishing of the arc caused by a single-phase grounding fault depends mainly on the amplitude of the residual current at grounding point.
可自恢复性单相接地故障点的电弧是否能自然熄灭的决定因素是接地故障残流的大小。
Putting the three-phase lines and middle line of the electrical circuit through the zero current transformer, the residual current signal will be converted into the voltage signal.
将电气线路的三相线及中线通过零式电流互感器后,零式电流互感器会把剩余电流信号转换为电压信号。
With simulation by emtp it shows that both the random initial phase of short circuit current and the random direction and value of residual magnetism are the reason of above-mentioned phenomenon.
利用电磁暂态程序emtp进行机理分析的结果认为:短路电流起始相位的随机性以及互感器铁心剩磁方向的随机性会导致上述现象的出现。
After breaking off the input, the residual chargers are released continually to form the single slope phase, and the low bit readings are achieved.
断开输入后,连续释放剩余电荷以形成单斜过程,并取得低位读数。
A method was developed for determining residual salbutamol in animal tissue using solid-phase extraction (spe) with gas chromatography-mass spectrometry (GC-MS).
建立了动物组织中沙丁胺醇残留量固相萃取-气相色谱-质谱分析方法。
The residual velocities in both conditions could vary as the tidal phase varies, which is in the intra-tidal time scale.
同时,两种情况下的潮致余流又都会随潮内变量—初始位相的变化而变化。
We present "phase cutting" of the calculated phase to solve the problem that variance of the calculated residual wavefront is not corresponding to the correction effect of AO system.
提出了对计算出的位相进行“剪接”的办法,解决了残余位相方差与自适应光学的校正效果没有对应关系的问题。
Although the loading limits of the composite was determined by the residual glassy phase, the incorporation of the fiber leaded to a significant inc...
虽然复合材料的受力极限取决于残余玻璃相,但纤维的引入使得材料的热机械性能得以大幅度地提高。
Although the loading limits of the composite was determined by the residual glassy phase, the incorporation of the fiber leaded to a significant increase in the thermomechanical Properties.
虽然复合材料的受力极限取决于残余玻璃相,但纤维的引入使得材料的热机械性能得以大幅度地提高。
The part of thermal stress is relieved and the residual stress of phase changing is descend.
消除部分热应力和相变应力,残余应力也有所降低。
In the reversed-phase system, the influence of residual silanol groups of C18 bonded phase surface on the retention behaviors of heteropoly acid (HPA) anion is studied.
在反相体系中,研究了十八烷基键合相表面残留硅醇基对杂多酸阴离子保留行为的影响。
The results show that the ground surface was formed by brittle fracture and plastic deformation of the compositions of ceramic tile, including mullite, g1ass phase and residual quartz.
瓷质玻化砖磨削表面是由莫来石、玻璃相和残留石英的塑性变形和脆性断裂形成的;
Chapter 3 explains the theory of dechirp technic used in the Spotlight SAR at length and introduces the practical realization procedure of eliminating the residual video phase.
第三章介绍聚束sar去调频技术的原理及去除剩余视频相位误差的实现步骤。
Analysing the result, we know that the residual stress of the films is affected by both the coefficient of phase transformation and elasticity modulus of films.
通过分析,薄膜内残余应力可认为是相变系数与弹性模量共同作用的结果。
The system automatically selects from either the Fast, In Phase or Residual Voltage method for power supply…
该装置在电源母线切换过程中自动选择快速切换、同相切换及残余电压切换方式。
The system automatically selects from either the Fast, In Phase or Residual Voltage method for power supply…
该装置在电源母线切换过程中自动选择快速切换、同相切换及残余电压切换方式。
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