dqs
- 网络德国管理体系认证有限公司;数据选通;数据选取脉冲;数据选通信号;德国管理体系认证公司
dqs-
We focused on analyzing the difficulty of the DDR2 controller & the data calibration , and used a four-step calibration to achieve the reading data transition from the DQS domain to the system clock domain .
着重分析了DDR2控制器设计的重点以及难点所在&数据的校准，并利用四个步骤的校准，实现读数据从数据选取脉冲时钟域到系统时钟域的转换。
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The Development and Clinical Application of DQS - ⅰ Multi-functional Atomizer with Temperature Control
DQS&Ⅰ型多功能温控气道雾化器的研制和临床应用
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At first , noise is reduced by median filtering . Secondly , the DQS ( Difference Quadratic Sum ) algorithm is presented to restrain the background noise and enhance the targets .
该方法的特点是：首先采用中值滤波来减小噪声，并提出了差方和算法，用以抑制背景噪声并对目标增强；