2) P-code direct acquisition
P码直捕
1.
For solving the problem that P-code direct acquisition with low signal-to-noise rate in high dynamic environment|,the article provided a new P-code direct acquisition system that jointed non-coherent accumulate and FFT processing for part-correlation value based on matched filter.
为了解决低信噪比高动态环境P码直捕问题,提出了将非相干累加与基于匹配滤波的部分相关值作FFT相结合的P码直捕系统。
3) Fast and direct acquisition of long cycle code
长码快捕
5) long code fast acquisition
长码快速捕获
6) direct acquisition
直捕
1.
By using its similarity to BOC signal,studying the merits and demerits of BOC signal acquisition algorithms and combining the particularity of TDDM spread frequency fashion,the direct acquisition method is designed on the basis of TDDM modulation signal and simulated in Matlab 7.
1完成对捕获算法的同步仿真,验证了该直捕算法的可行性和有效性。
2.
Meanwhile,long code signal direct acquisition methods are studied and an improved direct acquisition algorithm based on BOC modulated long code signal is proposed.
在对长码信号直捕技术进行研究的基础上,提出了一种改良的基于BOC调制的长码信号直捕算法。
补充资料:HP-241B色带打码机/HP-30手动打码机
适用材料:
塑料薄膜PT、PE、PVC、OPP、KT、铝箔、饮料瓶商标;各种塑料复合材料、塑料袋、纸(不干胶、卡片)、皮革、布;包装容器袋、塑料制品;电子元件外壳。
工作原理及结构特点:
采用热打印带代替油墨打印,采取特殊的活字装卸换字结构,可在任何软包装材料上打印。印字清晰,不易擦掉;卫生干净,无油墨污染之优,是一种经济卫生的打印方式。
HP-241技术参数:
最高速度:70-120次/分 可调
打印间距:任意
打印行数:1-3行
电 压:220V±10% 50Hz
功 率:200W
热打印带宽度:25-35mm
HP-30技术参数:
电 源:220V/50Hz
功 率:≤40W
尺 寸:225×200×155mm
重 量:2.5kg
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