multiple adj. 1.多重的;复合的,复式的,多数的,多样的。 2.倍数的,倍。 3.【电学】并联的;多路的,复接的。 4.【植物;植物学】聚花的。 a man of multiple interests 兴趣广博的人。 n. 1.【数学】倍数。 2.【电学】并联;多路系统。 3.相联成组。 4.成批生产的艺术品〔画、雕塑、工艺品等〕。 common multiple 公倍数。 least common multiple 最小公倍数。
Some novel technologies are also proposed , such as two dimensional spread spectrum ( 2d - ss ) , self - encoded spread spectrum ( sess ) , multiple input multiple output ( mimo ) , orthogonal frequency division multiplexing ( ofdm ) and so on 另外,对目前新兴的一些抗干扰技术,如二维扩频、超宽带、多天线、自编码扩频等技术也做了简单分析。
The integration services object model does not restrict the number of regular inputs and error outputs that destinations can have , and you can create custom destinations that implement multiple inputs and error outputs Integration services对象模型不限制目标可包含的常规输入和错误输出的数目,因此,您可以创建具有多个输入和多个错误输出的自定义目标。
Multiple input multiple output ( mimo ) system is a great breakthrough in wireless communications , which can greatly increase the channel capacity and spectrum efficiency without occupying any more bandwidth 多输入多输出( mimo )系统是无线通信领域内的重大突破。该技术能在不增加带宽的情况下成倍地提高通信系统的容量和频谱利用率,是新一代无线通信系统必须采用的关键技术。
To solve the problem of load shedding about continuous query network in which has multiple input and output data streams and terminated with an aggregate operator , we studied the load - shedding technology and propose the algorithm 针对以聚合类查询操作为结尾,包含多条输入数据流,多查询结果的连续查询网络的降载问题,对load - shedding技术进行研究,提出了基于分支路径分析的load - shedding算法。
In this paper a motion compensation iterative algorithm is designed base on the multiple input restoration algorithm for enhancing the resolution of monochrome and color image sequences . various approaches toward motion estimation are investigated and compared 本文设计了基于多帧输入复原算法的运动补偿迭代算法以提高单色和彩色图像序列的分辨率,并对各种运动估计方法进行了研究和比较。
In the severe interference environment of electronic warfare , it is important to suppress interference for reliability of information transmission . how to approach the capacity of distributed multiple input multiple output system is the key technique in beyond 3g 在电子战的恶劣环境中,如何有效的抑制干扰是克敌制胜的前提;在分布式多输入多输出系统中,如何逼近其系统容量是下一代移动通信系统的关键技术。
Third , i adopt all kinds of methods , such as the perpetual inventory method in the calculation of the stock , adding lagged variable in the regression equation , dea in calculation of multiple input variable . the research , which is just a study on regional investment , might supply practical reference to other related researches and administrative departments 三是灵活运用多种定量手段以保障研究的科学性,如使用永续盘存法测算重庆市的资本存量,回归方程中加入滞后变量解决投资作用于经济增长存在时滞的问题,采用数据包络分析法解决多输入变量的测算问题等。
When the laser facilities are in operation , the position and direction of all the beams are subject to change due to the optical structural drifts excited by multiple input sources . these changes will influence the precision of the beam propagation and finally the focal spot positions on targets which are strictly dictated by the requirements of plasma physics experiments 这些激光装置在运行过程中,光学元件结构在外界激励因素作用下容易产生漂移,使光束位置和方向发生改变,影响光束打靶定位精度,无法满足精密物理实验要求。
Based on the research of siso case , we employ the method of feedforward compensation to decouple multiple input and multiple output ( mimo ) plant . it is the key point to design h2 - optimization compensator with the approach of l2 - norm optimization so as to apply directly the result of siso case to the decoupled system 在对单输入单输出的对象研究基础之上,作者采用相对增益法和前馈补偿方法对多输入多输出( mimo )的对象进行前馈补偿解耦,在这一过程中关键就是引入频域l _ 2范数优化的方法对补偿器进行设计使之具有h _ 2优化的特点。
Orthogonal frequency division multiplexing ( ofdm ) techniques and multiple input and multiple output ( mimo ) techniques have gained more and more interest in the last a few years . but there are still many key problems to be solved in ofdm and mimo , including synchronization , channel estimation and adaptive modulation . these are the research targets in this paper 正交频分复用( ofdm )技术和多输入多输出( mimo )技术已经或者即将应用于各种高速宽带无线通信系统中,但是一些关键技术,包括ofdm系统的同步算法和mimo - ofdm系统的同步算法、信道估计和跟踪算法和自适应调制方案等等,仍待解决和完善。