DACS

DACS : Design and Implementation of Access Control for Grid Data Service

DACS：网格数据服务访问控制的设计与实现

Study on Key Technology of Drawing Input in DACS

DACS中工程图纸输入的关键技术研究

The Application of Voltage - Output 10 - Bit DACs

电压输出的10位DAC芯片的应用

Especially , high-speed DACs are needed in the area of wireless communication .

特别是在无线通信等领域，需要用到高速的数模转换器。

Software Design Approach Based on DACS for Motor-Driven Rock Drill Quality Appraising Equipments

电动凿岩机运行质量评估仪的软件设计方法

Research of arbitrary waveform generation based on pseudo interleaving of multiple DACs

基于多路DAC伪插值的任意波形合成技术研究

The Design and Simulation of Multi-Stage Parallel Connecting Weighted Resistor DACs

多级并接型权电阻DAC的设计

Advanced Study on Design of CMOS Current-steering DACs

CMOS电流舵DAC设计高层次研究

The Comparison of the Performances on Reverse Link in DWCS and DACS

DWCS与DACS系统反向性能比较

However , as the speed and resolution of DACs increase , the dynamic performance will be affected by more and more errors .

然而，随着转换速率和转换精度的增加，转换器的动态性能受到更多的误差影响。

This paper describes a lightweightauthorization service developed to solve this problem in the project requirements : data access control service ( DACS ) .

该文在实际需求下建立了一个轻量级访问控制服务DACS。

In this paper , the control law of DACS is investigated , and miss distance simulation model of intercepting TBM is established .

本文探讨了动能拦截器在末制导段拦截战术弹道导弹的轨道和姿态控制规律，建立了拦截的脱靶量仿真数学模型。

A Program DACS ( Desiccant Air Conditioning System ) has been used to compute the performance of the system operating in the ventilation mode .

在此基础上用编制的DACS（DesiccantAirConditioningSystem）程序，对一种通风式系统的性能进行了计算。

Rather , a feature-rich replacement for the Apache authorization module lead to the development of DACS , a lightweight single sign-on system .

相反，Apache授权模块的一个功能丰富的替换导致了DACS的开发，这是一个轻量级单点登录系统。

With the high quality video DACs , the video stream is displayed through its de-interlaced RGB / YPbPr outputs .

随着高品质视频数模转换器，视频流是通过显示其解除隔行扫描的RGB/色差输出。

As a necessary subsystem , Door Access Control System ( DACS ) has been widely applied in IB ( Intelligent Building ), and can realize the target of connection of technology defence and personal defence .

门禁控制系统作为现代智能建筑不可或缺的一个子系统得到了广泛的应用，它可以实现技防与人防相结合的目的，能有效地提高物业管理水平，更好地保障建筑物内部和周边环境的安全。

Finally , it dwells on the design and invoke of USB device 's driver program . Furthermore , the functions and purposes of the DACS and communication board 's panel are introduced simply .

最后，详细地讨论了USB设备驱动程序的设计和调用，并简单地介绍了数据采集和控制系统的控制面板以及USB与串口通信板的控制面板的设计、作用和功能。

The AD μ C812 is a fully integrated 12-bit data acquisition system incorporating a high performance self-calibrating multichannel ADC , two 12-bit DACs and programmable 8-bit MCU on a single chip .

ADμC812是一种新型的集成12位数据采集系统，它在单个芯片内包含了高性能的自校准多通道ADC、两个12位的DAC以及可编程的8位MCU。

As a new try of SOC study and design methods , we have built high abstraction level models for CMOS current steering DACs , to simulate and predict the performance of DAC with math tool Matlab and advanced hardware description language Verilog-AMS .

作为SOC研究和设计方法的尝试，我们为COMS电流舵DAC建立了高层次模型，并运用数学工具Matlab和高级硬件描述语言Verilog-AMS来仿真和预测DAC的性能，进而指导DAC的设计。

A 12-bit multichannel ADC and two 12-bit DACs is integrated in the AD μ C812 , so it is easy to be programmed and used in data acquisition system , and the developing time and expense could be decreased sharply .

ADμC812芯片内部集成了12位多路A/D转换器和D/A输出，能灵活对芯片进行编程，大大降低了数据采集系统的开发时间和成本。

Based on study and analysis of lots of mainstream 12-bit current-steering DACs , including their typical structures , current calibration and decode methods as well as the layout placement , the SPEC , ( specifications ) of the DAC were proposed .

论文在广泛调研分析当前主流12位current-steeringDAC的典型结构以及电流校正方式、解码方式与版图布置方式基础上，参考同类产品的参数，确定了DAC的设计规范。

Using kinetic kill vehicle to intercept tactical ballistic missile ( TBM ) during terminal phase , the advantage of Divert and Attitude Control System ( DACS ) whose response time is very short is taken to improve accuracy and destroy the target by hit-to-kill technology .

在末制导段采用动能拦截器拦截战术弹道导弹，可以利用其快速响应的直接力控制技术提高命中精度，达到直接碰撞杀伤目标的目的。

The distribution , number and size of displaced amacrine cells ( dACs ) were studied using Nissl staining , retrograde cell degeneration with axotomy of the optic nerve , and image analysis by a computer in the retina of chick ( posthatching day 30 , P30 ) .

利用Nissl染色、视神经溃变试验和计算机图像处理的方法，研究了30日龄鸡（P30）视网膜移动性无长突细胞（displacedamacrinecells，dACs）的形态、数量和密度分布。