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- With the increase of the code rate, the production distance between the constellation of the unitary group code decreases rapidly and deteriorates the performance of the system. 随着码率的不断增加,酉空时码群中的各个星座点之间的乘积距离会变得越来越小,从而导致性能恶化。
- unitary group code 酉群码
- An analytical treatment fsr a Strong Crystal field in an Octahedral Symmetry by using the unitary group approach is given. It Shows that the convenience of the Unitary group opproach is comparable with that of the Racah method. 应用酉群方法对强晶体场的八面体对称问题进行解析处理,表明酉群方法和Racah方法同样有效。
- The paper puts forward a integration framework of GT/CAD/CAPP/PDM/ERP, generic group code and information code system for CAD、CAPP、PDM and ERP. 提出了基于成组技术的CAD/CAPP/PDM/ERP集成框架,研究了贯穿于CAD、CAPP、PDM与ERP系统的统一的成组编码方案和信息编码方案。
- The existence and the structure of Carter subgroups of unitary groups U_(2n)R over local rings R=KG are studied. 研究了局部环R=KG上酉群U2nR的C arter子群的存在性及结构.
- BCH code is a kind of widely used group code which can correct several mistakes.It has good performance in error correcting.It’s important technique of 3G operation. BCH码就是一种应用广泛的能纠正多重错误的分组码，具有极佳的纠错性能，是3G业务的重要编码技术。
- projective special unitary group 特殊射影酉群
- The normal structure theorem for the unitary group 酉群的正规性结构定理
- Their characteristic is that the positrinos and the antiparticles are Hermitian conjugate each other, and express the form of special unitary groups SU(n). 其特点是,正、反粒子相互厄米共轭,表现为特殊幺正群SU(n)的形式。
- Li Shangzhi &Zha Jianguo, On certain classes of maximal subgroups in projective special unitary groups over finite fields, Scientia Sinica (Ser.A), Vol.25 (1982) No.8, 808-815. (MR 84b: 20056). 曾肯成;李尚志;查建国;关于有限李型单群子群体系的若干结果;全国第一届代数学学术会议大会报告;(南京;1982年4月).
- The free time grouping code double antenna performance simulation, uses the list receiving antenna, uses this procedure simulation performance extremely to approach the theory value, matlab, Communication. 空时分组码双天线性能仿真,采用单接收天线,采用本程序仿真性能非常接近理论值。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- He broke away from that lawless group years ago. 他在几年前脱离了那个非法团体。
- Carter Subgroups of Unitary Groups over Finite Local Rings 有限局部环上酉群的Carter子群
- The group of barbaric soldiers killed many people. 那群野蛮的士兵杀了很多人。
- The group was made up of doctors. 这个团体是由医生组成的。
- The relations satisfied by generators of elementary group of unitary group(ZHAO Yong, ZHANG Yu-lin) 酉群的基本子群的生成元所满足的关系(赵勇,张玉林)
- A group of boys dashed out of the classroom. 一群男孩子从教室里冲出来。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- He goes about with a group of nice boys. 他经常和一群好孩子在一起玩。
