1) GOLD
[英][ɡəʊld] [美][gold]
GOLD分级
1.
Analysis on Development of COPD pathogenesis with GOLD;
结合GOLD分级浅析慢性阻塞性肺疾病的病机演变
2) Gold Code
Gold码
1.
Characteristics analysis of the truncate balance Gold code;
截短平衡Gold码的特性分析
2.
Analysis of the statistic characteristics of the truncated balance Gold code;
截短平衡Gold码的统计特性分析
3.
Currently most satellite navigation systems utilize the spread spectrum communication technology to transmit navigation information,and the commonly-used PRN ranging code is the balanced Gold code.
目前的卫星导航定位系统大多采用扩频通信技术来传输导航信息 ,常用的伪随机码是平衡Gold码。
3) gold sequence
gold序列
1.
Generation and selection of msequence pairs and balanced Gold sequence;
m序列优选对及平衡Gold序列的产生与搜索
2.
The paper analyzes how the imbalance of Gold sequence impact the quality of communication system.
分析了平衡、不平衡伪随机 Gold序列对通信系统通信质量的影响 ,通过对 Gold序列产生方法的研究 ,提出了平衡 Gold序列的 2种计算机搜寻方法 ,并通过这 2种搜寻方法的比较 ,分析了其不同特点及其适用情况。
3.
Through simulation studies,the autocorrelation functions and features of m sequence,Gold sequence are obtained.
通过仿真研究得出m序列、Gold序列的自相关函数特性和互相关函数特性。
4) Gold-sequence
Gold码序列
1.
The principle of the DSSS is discussed,and the Gold-sequence used in DSSS is analysed,the two stages of synchronization system including the searching-catching stage and the tracking stage are expatiated,and the synchronization system is designed,which can make the .
介绍了直接序列扩频通信原理,分析了该技术中的Gold码序列和同步过程及该过程的两个阶段,搜捕阶段和跟踪阶段,并设计出适用于直接序列扩频通信的同步系统,该系统可以实现搜捕和跟踪的自动控制和调整。
5) gold sequences
Gold序列
1.
Gold sequences and Kasami small set sequences are in common.
常用的复合码主要有Gold序列和Kasami小集合序列。
2.
In order to realize blind detect, watermarks are spread with Gold sequences.
在检测阶段,充分利用Gold序列良好的相关性恢复出水印。
3.
In the transmitter, qausi-synchronous CDMA and QAM is employed, and a set of preferentially phased Gold sequences, which have good cross-correlations around the origin, are used as the spreading sequences.
发送端采用准同步CDMA加QAM调制,扩频序列采用优选相位的Gold序列,该序列在一定时延范围内具有良好的互相关性。
6) Gold-like sequences
Gold-like序列
1.
Then based on the analysis of correlation of geometric sequences by Klapper in 1993, a family of Gold-like sequences is recursively constructed, which contains the Gold-like sequences constructed in 2002 by Khoo, Gong and Stinson.
该文研究Bent序列和Gold-like序列,设计了3类快速生成的Bent序列,此外,基于Klapper(1993)对几何 序列相关性的分析,递归地构造了一类Gold-like序列,所得的Gold-like序列涵括了Khoo,Gong和Stinson(2002)递 归生成的Gold-like序列。
补充资料：Gold
元素符号Au，原子序数79，原子量197.0，外围电子排布5d106s1，位于第六周期IB族，原子半径144.2皮米，第一电离能895kJ/mol，电负性2.4。金黄色有光泽金属，质柔软，富有延展性，1克金可拉成3000米金丝，可锤成只有0.00001毫米厚的半透明金箔。有良好的传热、导电性。密度 18.88g/cm3，熔点1064.43℃，沸点为3080℃。主要氧化数+1、+3。化学性质很不活泼。在空气中不被氧化，不跟水、酸或强碱溶液反应。能溶于王水生成氯金酸HAuCl4。有氧存在时溶于氰化钾或氰化钠溶液，如：
4Au+8NaCN+2H2O+O2=4Na［Au(CN)2］+4NaOH
跟溴在常温下反应，与氟、氯、碘和碲在高温下反应。古代已发现并应用金。用作晶体管的部件、电接触合金、医药、装饰合金，大部用于货币和工艺品。在地球上分布广而稀少，多以游离态自然金形式存在，也有化合态的如碲金矿AuTe2。主要从岩脉金和冲积金矿提取。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条