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无线通信 轨道交通系统中列车定位技术

   阐述了轨道交通列车定位技术。介绍了在轨道交通系统中列车定位技术的功能,国内外轨道交通中主要采用的列车定位方法,重点论述了几种主要定位技术,并从定位精度、闭塞制式、维护投资成本、抗干扰等方面进行分析比较。提出目前轨道交通定位技术应综合运用,取长补短,多种方法相互融合,才能满足轨道交通中对 ...
https://www.eeworm.com/dl/510/36486.html
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ARM 基于ARM的远程无线视频监控终端设计

提出了一种以ARM微处理器为控制核心的远程无线视频监控终端的设计方案,其监控终端的硬件设计包括视频采集处理、中央管理控制、无线传输3个模块。并给出了监控终端的软件开发平台和开发模式的系统启动代码、嵌入式Linux系统移植以及驱动程序和应用程序。测试结果表明,该监控终端设计方案合理、有效,基本满足监控需求。 ...
https://www.eeworm.com/dl/553/36620.html
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可编程逻辑 《器件封装用户向导》赛灵思产品封装资料

Introduction to Xilinx Packaging Electronic packages are interconnectable housings for semiconductor devices. The major functions of the electronic packages are to provide electrical interconnections between the IC and the board and to efficiently remove heat generated by the device. Feature sizes a ...
https://www.eeworm.com/dl/kbcluoji/39540.html
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可编程逻辑 XAPP708 -133MHz PCI-X到128MB DDR小型DIMM存储器桥

  The Virtex-4 features, such as the programmable IDELAY and built-in FIFO support, simplifythe bridging of a high-speed, PCI-X core to large amounts of DDR-SDRAM memory. Onechallenge is meeting the PCI-X target initial latency specification. PCI-X Protocol Addendum tothe PCI Local Bus Spec ...
https://www.eeworm.com/dl/kbcluoji/40099.html
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工控技术 xilinx FPGAs在工业中的应用

  The revolution of automation on factory floors is a key driver for the seemingly insatiable demand for higher productivity, lower total cost of ownership,and high safety. As a result, industrial applications drive an insatiable demand of higher data bandwidth and higher system-level perform ...
https://www.eeworm.com/dl/569/40867.html
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测试测量 HDMI一致性测试

  The high defi nition multimedia interface (HDMI) is fastbecoming the de facto standard for passing digitalaudio and video data in home entertainment systems.This standard includes an I2C type bus called a displaydata channel (DDC) that is used to pass extended digitalinterface data (EDID) ...
https://www.eeworm.com/dl/544/41886.html
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数值算法/人工智能 从空格(ASCII码32)到~(ASCII码126)。表内的第一行与表头相同

从空格(ASCII码32)到~(ASCII码126)。表内的第一行与表头相同,下面的每一行都与上一行的内容相同,只是字符相左移动了一个位置。这样,下一行的最后一个字符与上一行的第一个字符相同。 为了进行文本编码,可以任意选择一个字符串,称之为编码字符串,也就是常说的密钥。为解释编码方法,我们假设密钥是Walrus,待编码的文 ...
https://www.eeworm.com/dl/518/148446.html
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软件工程 The Personal Software Process (PSP) shows engineers how to: 1)manage the quality of their projects

The Personal Software Process (PSP) shows engineers how to: 1)manage the quality of their projects 2)make commitments they can meet 3)improve estimating and planning 4)reduce defects in their products
https://www.eeworm.com/dl/540/176765.html
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电子书籍 PCI-to-PCI Bridge Architecture Specification Revision 1.1 This specification establishes the re

PCI-to-PCI Bridge Architecture Specification Revision 1.1 This specification establishes the requirements that a PCI-to-PCI bridge must meet to be compliant to this specification and the PCI Local Bus Specification. In addition, the requirements for optional extensions are specified. This specific ...
https://www.eeworm.com/dl/cadence/ebook/187697.html
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软件设计/软件工程 Introduction to the MSN Messenger Activity SDK --- --- --- --- --- --- --- --- --- --- --- --- --

Introduction to the MSN Messenger Activity SDK --- --- --- --- --- --- --- --- --- --- --- --- --- -- The MSN&reg Messenger Activity software development kit (SDK) contains technical information about how to develop and test single-user and multiuser applications by using the Activity object model ...
https://www.eeworm.com/dl/684/193545.html
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