I/Q imbalance problem causes finite rejection in the image frequency band, and the image interference will alias into the desired signal, severe distortion will occur.
不平衡问题将会造成接收机的镜像干扰排斥能力大幅降低,镜像干扰将使得欲接收的信号严重失真。
Image plane holographic is a new optical interference technique.
象平面全息干涉术是一门新的光学干涉技术。
Finally, the true target can be accurately detected by removing noise interference based on continuity of moving target in the image sequence.
最后,根据目标像素在序列图像中运动的连续性排除噪声干扰,从而准确地检测出真实目标。
Topics covered in wave optics include: basic electrodynamics, polarization, interference, wave-guiding, Fresnel and Fraunhofer diffraction, image formation, resolution, space-bandwidth product.
涵盖的主题包括:在波动光学基本电动力学,极化,干扰,波导,菲涅耳和夫琅和费衍射,成像,分辨率,空间带宽产品。
A method of measuring the transference phenomenon of solvent in high polymers based on sodium light and Feisuo interference principle with digital image processing technology is proposed.
提出一种基于钠光和斐索干涉原理、采用数字图像处理技术测量高聚物体系中溶剂迁移现象的方法。
A method based on the application of image processing in equal inclination interference testing has been described.
文章介绍了一种应用数字图像处理技术进行等倾干涉测量的方法。
The image post-processing includes image connectivity processing, interference stripe suppression and centroid normalization.
图像后处理包括图像连通处理、干扰条纹抑制、图像质心归一化等。
An automatic digital video image processing software for analysis of the realtime holographic interference fringe was developed.
研究了实时全息干涉条纹视频图像计算机自动处理技术。
And in order to conquer the industry field interference, this paper presents a new image segmentation algorithm.
针对工业现场环境恶劣,干扰严重的情况,提出了一种新的图象分割算法。
In experimental aspect:1) A 2D image of an object situated at 0.52 meters is reconstructed with circular interference fringes in the laboratory.
实验方面:1)在实验室利用环状干涉条纹对0.52米远的散射目标成像,获得了较好质量的目标二维像;
When it is counteracted by IR interference measures, the field of view within the guiding head also consists of IR image produced by explosion and burning of IR decoy missile or IR smoke shell.
当受到红外干扰措施的对抗时,在其导引头视场中,还将包含红外诱饵弹或红外烟幕弹等爆炸燃烧后的红外图像。
It realized the straight double-JPS interference of the JPS of input identifying image and reference one, and didn't need special optical components and improving the JPS variedly either.
提出一种新的图像识别方法,直接利用输入图像和参考图像的联合变换相关功率谱进行双功率谱干涉,不需要特殊的光学元件,也不需要对功率谱进行调制和改造。
And reduce the light feels strength to analytic interference in characteristic in image.
并且减少了光感强度对图像特征分析的干扰。
A serial of techniques developed through the study includes intelligent bin homogenizing, source interference elimination, deep-sea multiple removal, muting by water bottom and deep water data image.
通过研究智能面元均化、有源干扰去除、深海多次波去除、按水深切除及深水资料成像等多项处理技术,形成了深海地震资料处理的技术系列。
But besides noises, there are some other interference factors which weaken the vision effect of digital image greatly, like image contrast, image brightness and image sharpness, etc.
但是通常影响数字图像的视觉效果,除了噪声以外,还存在其它的因素,如图像对比度、图像亮度、图像清晰度等等。
According to image plane interference status of optical aperture synthesis(OAS) and Huyges Fresnel theory, a mathematical method is set up which fits with the true condition.
从惠更斯—菲涅耳原理出发,根据光学综合成像像面干涉的实际情况,建立了符合实际的光学综合孔径像面干涉数学模型;
Variation of path difference velocity and temperature of wind field are analyzed and calculated applying interference image spectroscopy.
采用干涉成像光谱技术对被探测源谱线为高斯轮廓时风场的速度、温度的测量进行了分析和计算。
Then through a join series of interference, to test the stability of watermark image.
然后经过一参加系列的搅扰,来测试水印图像的波动性。
The image of interference fringes near the bubble interface in water, which taken using self-made devices, has proved the interference phenomena.
用自制设备拍摄到水中气泡界面附近的干涉条纹图像证实了水中气泡界面的干涉现象。
The principle of the measuring roundness error system used the equal thickness interference and CCD image-processing system is expatiated.
阐述了利用等厚干涉,通过线阵CCD图像处理系统自动测量圆度误差的测量原理。
It has advantages of high compression rate, high compression speed, unchangeable signal and image characteristics after compression, and anti-interference under transmitting.
它的特点是压缩比高,压缩速度快,压缩后能保持信号与图像的特征不变,且在传递中可以抗干扰。
Combustion of powdered coal in furnace is a very complicate suspension firing process. Noise interference must be overcome to achieve clear image of flame monitoring system.
锅炉中煤粉的燃烧过程是非常复杂的悬浮燃烧,炉膛火焰监视必须克服监视图像的噪声。
The interference patterns are simulated by digital image and the changes of the patterns are discussed.
用数字图像模似了干涉图,并讨论了干涉图的变化情况。
The method of blocking interference modification of Vehicle model test in closed tunnel-image method is given in this paper.
本文给出了汽车模型在闭口风洞中进行试验的阻塞干扰修正方法——镜像法。
The fringe processing method based on divided image blocks can retain useful information, remove interference and redundant information, and is of high reliability.
基于分块法的条纹处理技术能够最大限度地保留有用信息,遏制干扰和冗余信息,有很大的可靠性。
Following enhanced, combined utilization of T1 weight imaging and this technique can remove the interference from fatty height signal and can more clearly display the enhanced part of the image.
增强后t 1加权像加用该技术可消除脂肪的高信号干扰,使图像中的增强部分显示更加清楚。
There is an important reference value to suppress interference of image target.
对飞行器超低空飞行时抑制镜像干扰问题的解决有重要的参考价值。
Digital image-processing technology is used to analysis the fringe information, withdraw the center grain, measure the diameter of interference circle.
文章介绍了一种应用数字图像处理技术进行等倾干涉测量的方法。
Digital image-processing technology is used to analysis the fringe information, withdraw the center grain, measure the diameter of interference circle.
文章介绍了一种应用数字图像处理技术进行等倾干涉测量的方法。
应用推荐