Single-ring coding has the advantages of absolute coding and overcome the advantages of multi-ring coding, consequently single-ring coding propels the technology of absolute coding forward quickly and it is the develop trend of angle measuring technology. 单码道绝对编码保留了绝对编码的优点并弥补了多码道编码的不足,从而推动了绝对编码技术得以快速发展,使之成为测角技术的发展趋势。
In order to realize miniaturization of absolute optical encoder with the character of greater accuracy and more reliability, a new coding mode and structure of reading head are investigated. 为了实现高精度、高可靠性绝对式光电编码器的小型化,对编码器的编码方式和读数头的结构等进行了研究。
In this paper, in studying absolute angle measurement principle basis designed coding rules of a single-ring code and formulated the appropriate software algorithm. 本文对绝对编码法测角原理进行研究的基础上,设计了一种具有发明专利的单码道编码规则,并根据规则制定了相应的软件算法。
As having advantages such as littler inserting loss, better wavelength selection and absolute coding, FBG has bright prospects of applications in fiber communication and sensing. 由于它具有插入损耗小、波长选择性好及传感信息对波长绝对编码等优良特性,因而在光纤通信及传感领域有着广阔的应用前景。
Recently, quantum information has made a surprise progress both in theoretical and experimental fields. It has created many miracles which are unimaginable in classical information theory, such as absolute secure quantum key, quantum dense coding, quantum teleportation, and so on. 近几年来,量子信息在理论和实验上都取得了重大突破,如创造出绝对安全的量子密钥分配、量子密集编码、隐形传态等经典信息理论不可思议的奇迹。
A speed and position detection system for high-speed maglev which consists of a speed measuring and relative positioning subsystem based on detecting cog-slots of the long-stator synchronous linear motor and an absolute positioning subsystem based on inductive coding is introduced. 介绍了一种高速磁浮列车测速与定位试验系统,该系统包括长定子直线同步电机齿槽计数测速与相对定位系统和感应式编码绝对定位系统两部分。
In order to accelerate the motion estimation of the 1/ 4 pixel accuracy in H.26L, an optimized algorithm based on fast SAD ( Sums of Absolute Difference) is presented, which highly speeds up the H.26L coding program on the premise of maintaining the video quality. 26L中1/4像素精度运动估计的速度,提出了基于快速SAD(SumsofAbsoluteDifference)的优化算法。这种算法在保证图像质量的前提下,使H。
The principles and construction of360 ° angle sensor dealing with absolute coding is introduced, and the sensor has been used in all-position pipe welding machine. 引进并说明了一种名为A2I的绝对编码式360°倾角传感器的原理和组成,并在全位置管道焊机上进行了应用。
This paper adopts the robust least absolute deviation fitting method to extract minutia features, and form feature coding. 本文采用鲁棒的最小一乘拟合法提取指纹特征,形成特征编码。