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电子与通信工程专业英语论文题目大全

发布时间:2024-07-11 13:38:40

电子与通信工程专业英语论文题目大全

基于WIN CE的ADSL线路参数研究ADSL line parameters research based on WIN CE _EMC&dq=ADSL&printsec=frontcover&source=web&ots=oJXbatzNWO&sig=fyomvlADYeB7NRS2gjTJAfpSapQ--------------Windows CE (also known officially as Windows Embedded CE since version 0[2][3], and sometimes abbreviated WinCE) is a variation of Microsoft's Windows operating system for minimalistic computers and embedded Windows CE is a distinctly different kernel, rather than a trimmed-down version of desktop W It is not to be confused with Windows XP Embedded which is NT- It is supported on Intel x86 and compatibles, MIPS, ARM, and Hitachi SuperH FeaturesWindows CE is optimized for devices that have minimal storage—a Windows CE kernel may run in under a megabyte of Devices are often configured without disk storage, and may be configured as a “closed” system that does not allow for end-user extension (for instance, it can be burned into ROM) Windows CE conforms to the definition of a real-time operating system, with a deterministic interrupt It supports 256 priority levels and uses priority inheritance for dealing with priority The fundamental unit of execution is the This helps to simplify the interface and improve execution Microsoft has stated that the ‘CE’ is not an intentional initialism, but many people believe CE stands for ‘Consumer Electronics’ or ‘Compact Edition’; users often disparagingly called it “Wince”[4] Microsoft says it implies a number of Windows CE design precepts, including “Compact, Connectable, Compatible, Companion, and E”[5] The first version, known during development under the codename “Pegasus”, featured a Windows-like GUI and a number of Microsoft's popular applications, all trimmed down for smaller storage, memory, and speed of the palmtops of the Since then, Windows CE has evolved into a component-based, embedded, real-time operating It is no longer targeted solely at hand-held Many platforms have been based on the core Windows CE operating system, including Microsoft's AutoPC, Pocket PC 2000, Pocket PC 2002, Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 0, Windows Mobile 6, Smartphone 2002, Smartphone 2003 and many industrial devices and embedded Windows CE even powered select games for the Sega Dreamcast, was the operating system of the controversial Gizmondo handheld, and can partially run on modified Microsoft Xbox game A distinctive feature of Windows CE compared to other Microsoft operating systems is that large parts of it are offered in source code First, source code was offered to several vendors, so they could adjust it to their Then products like Platform Builder (an integrated environment for Windows CE OS image creation and integration, or customized operating system designs based on CE) offered several components in source code form to the general However, a number of core components that do not need adaptation to specific hardware environments (other than the CPU family) are still distributed in binary form Development toolsVisual StudioLate versions of Microsoft Visual Studio support projects for Windows CE / Windows Mobile, producing executable programs and platform images either as an emulator or attached by cable to an actual mobile A mobile device is not necessary to develop a CE The NET Compact Framework supports a subset of the NET Framework with projects in C# and VBNET, but not Managed C++Platform BuilderThis programming tool is used for building the platform (BSP + Kernel), device drivers (shared source or custom made) and also the This is a one step environment to get the system up and One can also use Platform Builder to export an SDK (standard development kit) for the target microprocessor (SuperH, x86, MIPS, ARM ) to be used with another associated tool set named Embedded Visual C++ (eVC)The Embedded Visual C++ tool is for development of embedded application for Windows CE based This tool can be used standalone using the SDK exported from Platform Builder or using the Platform Builder using the Platform Manager connectivity Relationship to Windows Mobile, Pocket PC, and SmartPhoneOften Windows CE, Windows Mobile, and Pocket PC are used This practice is not entirely Windows CE is a modular/componentized operating system that serves as the foundation of several classes of Some of these modules provide subsets of other components' features ( varying levels of windowing support; DCOM vs COM), others which are mutually exclusive (Bitmap or TrueType font support), and others which add additional features to another One can buy a kit (the Platform Builder) which contains all these components and the tools with which to develop a custom Applications such as Excel Mobile/Pocket Excel are not part of this The older Handheld PC version of Pocket Word and several other older applications are included as samples, Windows Mobile is best described as a subset of platforms based on a Windows CE Currently, Pocket PC (now called Windows Mobile Classic), SmartPhone (Windows Mobile Standard), and PocketPC Phone Edition (Windows Mobile Professional) are the three main platforms under the Windows Mobile Each platform utilizes different components of Windows CE, as well as supplemental features and applications suited for their respective Pocket PC and Windows Mobile is a Microsoft-defined custom platform for general PDA use, and consists of a Microsoft-defined set of minimum profiles (Professional Edition, Premium Edition) of software and hardware that is The rules for manufacturing a Pocket PC device are stricter than those for producing a custom Windows CE-based The defining characteristics of the Pocket PC are the digitizer as the primary Human Interface Device and its extremely portable The SmartPhone platform is a feature rich OS and interface for cellular phone SmartPhone offers productivity features to business users, such as email, as well as multimedia capabilities for The SmartPhone interface relies heavily on joystick navigation and PhonePad Devices running SmartPhone do not include a touchscreen SmartPhone devices generally resemble other cellular handset form factors, whereas most Phone Edition devices use a PDA form factor with a larger Windows Mobile 5 supports USB 0 and new devices running this OS will also conform to the USB Mass Storage Class, meaning the storage on PPC can be accessed from any USB-equipped PC, without requiring any extra software, except requiring a compliant In other words, you can use it as a flash Competing productsCompetitors to consumer CE based PDA platforms like Pocket PC – the main application of Windows CE – are Java, Symbian OS, Palm OS, iPhone OS and Linux based packages like Qtopia Embedded Linux environment from Trolltech, Convergent Linux Platform from a La Mobile, and Access Linux Platform from Orange and AThe secondary usage of CE is in devices in need of graphical user interfaces, (point of sale terminals, media centers, web tablets, thin clients) as the main selling point CE is the look and feel being similar to desktop W The competition is Windows XP, Linux and graphical packages for simpler embedded operating Being an RTOS, Windows CE is also theoretically a competitor to any realtime operating system in the embedded space, like VxWorks, ITRON or eC The dominating method, however, of mixing Windows look and feel with realtime on the same hardware, is to run double operating systems using some virtualization technology, like TRANGO Hypervisor from TRANGO Virtual Processors or Intime from TenAsys in the case of Windows, and OS Ware from VirtualLogix, Padded Cell from Green Hills Software, OKL4 from Open Kernel Labs, TRANGO Hypervisor from TRANGO Virtual Processors, RTS Hypervisor from Real-Time Systems or PikeOS from Sysgo, in case of the ---------Asymmetric Digital Subscriber Line (ADSL) is a form of DSL, a data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can It does this by utilizing frequencies that are not used by a voice telephone A splitter - or microfilter - allows a single telephone connection to be used for both ADSL service and voice calls at the same Because phone lines vary in quality and were not originally engineered with DSL in mind, it can generally only be used over short distances, typically less than 3mi (5 km) [William Stallings' book]At the telephone exchange the line generally terminates at a DSLAM where another frequency splitter separates the voice band signal for the conventional phone Data carried by the ADSL is typically routed over the telephone company's data network and eventually reaches a conventional internet In the UK under British Telecom the data network in question is its ATM network which in turn sends it to its IP network IP CThe distinguishing characteristic of ADSL over other forms of DSL is that the volume of data flow is greater in one direction than the other, it is Providers usually market ADSL as a service for consumers to connect to the Internet in a relatively passive mode: able to use the higher speed direction for the "download" from the Internet but not needing to run servers that would require high speed in the other There are both technical and marketing reasons why ADSL is in many places the most common type offered to home On the technical side, there is likely to be more crosstalk from other circuits at the DSLAM end (where the wires from many local loops are close to each other) than at the customer Thus the upload signal is weakest at the noisiest part of the local loop, while the download signal is strongest at the noisiest part of the local It therefore makes technical sense to have the DSLAM transmit at a higher bit rate than does the modem on the customer Since the typical home user in fact does prefer a higher download speed, the telephone companies chose to make a virtue out of necessity, hence ADSL On the marketing side, limiting upload speeds limits the attractiveness of this service to business customers, often causing them to purchase higher cost Digital Signal 1 services In this fashion, it segments the digital communications market between business and home usersHow ADSL worksOn the wireCurrently, most ADSL communication is full Full duplex ADSL communication is usually achieved on a wire pair by either frequency division duplex (FDD), echo canceling duplex (ECD), or time division duplexing (TDD) FDM uses two separate frequency bands, referred to as the upstream and downstream The upstream band is used for communication from the end user to the telephone central The downstream band is used for communicating from the central office to the end With standard ADSL (annex A), the band from 875 kHz to 138 kHz is used for upstream communication, while 138 kHz – 1104 kHz is used for downstream Each of these is further divided into smaller frequency channels of 3125 kH During initial training, the ADSL modem tests which of the available channels have an acceptable signal-to-noise The distance from the telephone exchange, noise on the copper wire, or interference from AM radio stations may introduce errors on some By keeping the channels small, a high error rate on one frequency thus need not render the line unusable: the channel will not be used, merely resulting in reduced throughput on an otherwise functional ADSL Vendors may support usage of higher frequencies as a proprietary extension to the However, this requires matching vendor-supplied equipment on both ends of the line, and will likely result in crosstalk issues that affect other lines in the same There is a direct relationship between the number of channels available and the throughput capacity of the ADSL The exact data capacity per channel depends on the modulation method [edit] ModulationADSL initially existed in two flavours (similar to VDSL), namely CAP and DMT CAP was the de facto standard for ADSL deployments up until 1996, deployed in 90 percent of ADSL installs at the However, DMT was chosen for the first ITU-T ADSL standards, G1 and G2 (also called Gdmt and Glite respectively) Therefore all modern installations of ADSL are based on the DMT modulation Annexes J and M shift the upstream/downstream frequency split up to 276 kHz (from 138 kHz used in the commonly deployed annex A) in order to boost upstream Additionally, the "all-digital-loop" variants of ADSL2 and ADSL2+ (annexes I and J) support an extra 256 kbit/s of upstream if the bandwidth normally used for POTS voice calls is allocated for ADSL While the ADSL access utilizes the 1 MHz band, ADSL2+ utilizes the 2 MHz The downstream and upstream rates displayed are theoretical Note also that because Digital subscriber line access multiplexers and ADSL modems may have been implemented based on differing or incomplete standards some manufacturers may advertise different For example, Ericsson has several devices that support non-standard upstream speeds of up to 2 Mbit/s in ADSL2 and ADSL2+[edit] Installation issuesDue to the way it uses the frequency spectrum, ADSL deployment presents some It is necessary to install appropriate frequency filters at the customer's premises, to avoid interferences with the voice service, while at the same time taking care to keep a clean signal level for the ADSL In the early days of DSL, installation required a technician to visit the A splitter was installed near the demarcation point, from which a dedicated data line was This way, the DSL signal is separated earlier and is not attenuated inside the customer However, this procedure is costly, and also caused problems with customers complaining about having to wait for the technician to perform the As a result, many DSL vendors started offering a self-install option, in which they ship equipment and instructions to the Instead of separating the DSL signal at the demarcation point, the opposite is done: the DSL signal is "filtered off" at each phone outlet by use of a low pass filter, also known as This method does not require any rewiring inside the customer A side effect of the move to the self-install model is that the DSL signal can be degraded, especially if more than 5 voiceband devices are connected to the The DSL signal is now present on all telephone wiring in the building, causing attenuation and A way to circumvent this is to go back to the original model, and install one filter upstream from all telephone jacks in the building, except for the jack to which the DSL modem will be Since this requires wiring changes by the customer and may not work on some household telephone wiring, it is rarely It is usually much easier to install filters at each telephone jack that is in

学术堂整理了十五个通信工程毕业论文题目供大家进行参考:  1、高移动无线通信抗多普勒效应技术研究进展  2、携能通信协作认知网络稳态吞吐量分析和优化  3、协作通信中基于链路不平衡的中继激励  4、时间反转水声通信系统的优化设计与仿真  5、散射通信系统电磁辐射影响分析  6、无人机激光通信载荷发展现状与关键技术  7、数字通信前馈算法中的最大似然同步算法仿真  8、沙尘暴对对流层散射通信的影响分析  9、测控通信系统中低延迟视频编码传输方法研究  10、传输技术在通信工程中的应用与前瞻  11、城市通信灯杆基站建设分析  12、电子通信技术中电磁场和电磁波的运用  13、关于军事通信抗干扰技术进展与展望  14、城轨无线通信系统改造方案研究  15、无线通信系统在天津东方海陆集装箱码头中的运用

电子与通信工程专业英语论文题目

学术堂整理了十五个通信工程毕业论文题目供大家进行参考:  1、高移动无线通信抗多普勒效应技术研究进展  2、携能通信协作认知网络稳态吞吐量分析和优化  3、协作通信中基于链路不平衡的中继激励  4、时间反转水声通信系统的优化设计与仿真  5、散射通信系统电磁辐射影响分析  6、无人机激光通信载荷发展现状与关键技术  7、数字通信前馈算法中的最大似然同步算法仿真  8、沙尘暴对对流层散射通信的影响分析  9、测控通信系统中低延迟视频编码传输方法研究  10、传输技术在通信工程中的应用与前瞻  11、城市通信灯杆基站建设分析  12、电子通信技术中电磁场和电磁波的运用  13、关于军事通信抗干扰技术进展与展望  14、城轨无线通信系统改造方案研究  15、无线通信系统在天津东方海陆集装箱码头中的运用

[过程控制] 基于单片机实现单回路智能调节 [电子通讯] 脉冲数字频率计 [机床仪表] 仪表机床数控系统的设计(论文 磁流体发电论文 [电子通讯] 基于VC++0的PC机与单片机串行 [电子通信] 通信毕业翻译(移动通信技术的 [电子] 利用单片机制作数字式时钟 [电子] 虚拟仪器温室大棚温度测控系统 [电子通讯] 基于MATLAB遗传算法工具箱的控 [电子通讯] 红外遥控防盗密码锁 [电子工程] 电子电路噪声的研究 [电子] 51系列单片机教学实验板硬件设计 [毕业论文英文资料] 步进电机基本控制电 [毕业论文英文资料] CAN总线在远程电力抄表系统中的应用 [电子] 管道液化气智能检测与控制系统 [电力] 发电厂继电保护整定和定值管理系统 [电子工程] R、L、C测量仪 [电子] 家庭取暖燃气锅炉温度控制系统设计 [电子] 塑料大棚保温程序设计 [电力工程设计] 110kV变电站电气一次部分设 [电子通讯] VHDL 课 程 设 计 [电子通讯] 多参数测井仪单片机编码系统 [电子信息工程] 图像处理,毕业论文答辩文 [电子信息工程] 图像处理,人脸检测,毕业 [电子工程] 空调机温度制系统 [电子通讯] 基于PWM的按摩机传动控制电路设 [光学工程] 铌酸锂晶体光折变性能的提高及 [电子信息] 移动目标的识别技术 [电子通讯] 数字化星用扩频应答机的设计和 [图像技术] 基于内容的图象检索的方法研究 [自动化] 工厂变配电室监测系统 [毕业设计] [毕业设计]异步电机串级调速系 [毕业设计] [毕业设计]异步电机串级调速系 [电子通讯] 电子音乐的设计 [管理系统] 知识管理系统 [电子通讯] 多功能视力保护器 电子通讯] [电子通讯] 基于EISA总线的高速数据采集卡 [课程设计] 数字电路课程设计 [电子通信] 电子软件的研究 [电子通信] 抢答器设计 [电子通讯] 单片机控制音乐播放 [电子通讯] 工业顺序控制子]基于DSP的自适应均衡器的设计及实现 [电工电子课程设计]模拟电路课程设计 , [电子通讯] 带实时日历时钟的温度检测系统 , [电子通讯] 基于PID算法的电机转速控制系统 [电力电子] 110KV地区变电站保护设计 [电子通讯] 城市流动人口IC卡管理系统, [电子通讯] 防盗报警器的设计 [电子通讯,] 多媒体教室的组建 [电子电路设计] 多功能函数发生器 , [电力电子] 110终端变电站电气部分设计 , [自动化] 退火炉计算机温度控制系统课程设 [电子信息与工程] 电台节目管理与自动播放, [电子通讯] 基于PLC的加工中心控制系统的设, [电子信息工程] PCA与LDA的融合算法在性别 , [电子通信] 电梯控制系统设计, [自动化] 智能楼宇自动化系统 >, [自动化] 基于嵌入式技术对纺织控制系统改 [输煤系统] 2X200MW火电机组输煤系统毕业设 [材料结构] 阻水型电力电缆材料及结构设计 [电子信息与工程专业] 八路音、视频切换开 [电子信息与工程专业] 电视台播控系统的硬盘化改造 , [电子信息与工程专业] 矿井低压电网过流保护中的相序检测, [电子信息与工程专业] 矿井低压电网过流保护中的相序检测 , [电子通信] 直放站技术, FDTD法在单极天线特性分析中的应用, [电力电子] 35KV变电站的电气部分设计书 , [电力电子] 110KV变电站的电气部分设计 , [电力电子] 110KV变电站的电气部分设计,

我晕 5姐怎么还学习了?? 家庭智能化系统, 报警主机使用说明 , 微机灯光控制系统, IC卡片介绍 ADSL 路由功能的配置

1.电子与通信工程  无线网络  光通信  多媒体通信2.网络  软件技术在通信工程  微波工程  信息通信工程3.人工智能  生物信息学  软件工程  信号处理4.嵌入式系统  编码  音频/语音信号处理  图像/视频处理和编码5.医学成像和图像分析  应用电子生物医学电子  工业电子和自动化  机器人6.电子设备在通信  电子工程  神经网络的应用  工业自动化与控制7.设备建模与仿真  VLSI设计与测试  微加工、微传感器和MEMS 光电子和光子技术8.工艺技术  纳米技术  信息技术  通信和车辆技术9.电力系统和电子  控制系统  生物医学工程  生物医学成像  10.图像处理和可视化  生物医学信号处理和分析  医疗数据存储和压缩技术  生物医学建模11.生物信息学  计算机和信息科学嵌入系统  信息工程和应用  电气工程与应用  12.控制工程和应用  通信技术与应用  服务科学  工程和应用13.生物信息学和应用  能源和交通方面的智能方法Ø 出版社:SPIE(The International Society for Optics and Photonics)光学学会Ø 检索核心:EI SCIØ 发表方法:在线投稿或EASYCHAIRØ 缩写:ICEIE2017Ø 周期:投稿后在2-3周内会有审稿结果,在会议结束后3-6个月完成论文的出版和检索Ø 合作单位:山东大学(威海)Ø 时间:2017年09月16-17日Ø 发表流程u 投稿→审稿→审核结果通过→录用通知→论文注册→注册成功→参加会议→会议完成→论文出版→论文检索→完成参考内容来源:《ICEIE2017电子与信息工程》

电子与通信工程专业英语论文范文大全

下面的都是毕业论文范文,有用的话,请给我红旗LMX2350/LMX2352芯片简介及电路设计基于LMX2306/16/26 芯片简介及应用电路设计 基于LT5500f 的8~7 GHzLNA/混频器电路设计基于LT5517 40MHZ到90NHZ 积分解调器的设计基于LT5527的400MHz至7GHz高信号电平下变频混频器电路设计基于LT5572的芯片简介及应用电路设计基于LT5516的芯片简介及应用电路设计 基于MAX2039的芯片简介及应用电路设计 基于MAX2102/MAX2105芯片简介及应用电路设计基于MAX2106 芯片简介及应用电路设计 基于MAX2323/MAX2325 的芯片简介及应用电路设计 基于MAX2338芯片简介及应用电路设计 基于MAX2511的芯片简介及应用电路设计 基于MAX2685的芯片简介及应用电路设计 基于MAX2753的芯片简介及应用电路设计基于MAX9981芯片简介及应用电路设计基于MAX9994的芯片简介及应用电路设计 基于MAX9995的芯片简介及应用电路设计基于MC12430的芯片简介及应用电路设计基于MC88920芯片简介及应用电路设计基于MPC97H73的简介及电路设计基于MPC9229 芯片简介及应用电路设计 基于mpc9239芯片简介及应用电路设计 基于MPC9992 芯片简介及应用电路设计基于mpc92433芯片的简介及应用电路设计基于TQ5121的无线数据接收器电路设计基于TQ5135的芯片简介及应用电路设计基于TQ5631 3V PCS波段CDMA射频放大混频器电路设计语音信号处理技术及应用网络文档发放与认证管理系统网络配置管理对象分析与应用三维激光扫描仪中图像处理快速算法设计基于分形的自然景物图形的生成图像压缩编码基于奇异值分解的数字图像水印算法研究数字图象融合技术汽车牌照定位与分割技术的研究焦炉立火道温度软测量模型设计加热炉的非线性PID控制算法研究直接转矩控制交流调速系统的转矩数字调节器无线会议系统的设计温度检测控制仪器简易远程心电监护系统基于LabVIEW的测试结果语音表达系统程控交换机房环境监测系统设计单片机控制的微型频率计设计基于DSP的短波通信系统设计(射频单元)等精度数字频率计不对称半桥直直变换器仿真研究基于MATLAB的直流电动机双闭环调速系统无线传输应变型扭矩仪模糊控制在锅炉焊接过程中的应用三层结构的工作流OA的应用与实现基于ANSYS0的永磁直线电机的有限元分析及计算音频信号的数字水印技术3V低压CMOS零延迟1:11时钟发生器基于ADF4116/4117/4118的芯片简介及应用电路设计ADF4193芯片简介及应用电路设计LMX2310U/LMX2311U/LMX2312U/LMX2313U芯片简介及应用电路设计MAX2754芯片简介及应用电路设计MPC92432芯片简介及应用电路设计高增益矢量乘法器基于400MSPS 14-Bit,8VCMOS直接数字合成器AD9951基于900MHz低压LVPECL时钟合成器的电路设计基于 MAX2450芯片简介及应用电路设计基于AD831低失真有源混频器的电路设计基于AD7008的芯片简介及应用电路设计基于AD8341 芯片简介及应用电路设计基于AD8348的50M-1000M正交解调器基于AD8349的简介及应用电路设计基于AD9511的简介及电路应用基于AD9540的芯片简介及电路设计基于AD9952的芯片简介和应用电路设计基于ADF436的集成数字频率合成器与压控振荡器基于ADF4007简介及电路设计基于ADF4110/ADF4111/ADF4112/ADF4113上的应用电路设计基于ADF4154的芯片简介及应用电路设计基于ADF4360-0的芯片简介及应用电路设计基于ADF4360-3电路芯片简介及应用电路设计基于ADF4360-6的简介及应用电路设计基于ADF4360-7的集成整形N合成器的压控振荡器基于ADL5350的简介及应用电路设计基于CMOS 200 MHZ数字正交上变频器设计基于CMOS 的AD9831芯片数字频率合成器的电路设计基于CX3627ERDE的芯片简介及应用电路设计基于CXA3275Q的芯片简介及应用电路设计基于CXA3556N的芯片简介及应用电路设计基于IMA-93516的芯片简介及应用电路设计VPN技术研究UCOSII在FPGA上的移植IPTV影音信号传输网络设计GSM移动通信网络优化的研究与实现 FSK调制系统DSP处理GPS接收数据的应用研究Boot Loader在嵌入式系统中的应用ADS宽带组网与测试基于FPGA的IIR滤波器设计MP3宽带音频解码关键技术的研究与实现基本门电路和数值比较器的设计编码器和译码器的设计智力竞赛抢答器移位寄存器的设计与实现四选一数据选择器和基本触发器的设计四位二进制加法器和乘法器数字钟的设计与制作数字秒表的设计数控分频器及其应用汽车尾灯控制器的设计交通灯控制器的设计简易电子琴的设计简单微处理器的设计DSP最小系统的设计与开发基于消息队列机制(MSMQ)的网络监控系统基于DSP的电机控制的研究基于数学形态学的织物经纬密度的研究纱条均匀度测试的研究 图像锐化算法的研究及其DSP实现 手写体数字识别有限冲击响应滤波器的设计及其DSP实现 同步电机模型的MATLAB仿真USB通信研究及其在虚拟仪器中的应用设计WLAN的OFDM信道估计算法研究采用S12交换机支持NGN下MEGACO呼叫流程的设计基于语音信号预测编码的数据压缩算法的研究与实现基于小波变换数字图像水印盲算法基于小波变换和神经网络的短期负荷预测研究嵌入式系统建模仿真环境PtolemyII的研究与应用分布式计算环境的设计与实现复合加密系统中DES算法的实现大学自动排课算法设计与实现基于AES的加密机制的实现基于AES算法的HASH函数的设计与应用基于DM642的H264视频编码器优化和实现基于Huffman编码的数据压缩算法的研究与实现基于internet的嵌入式远程测控终端研制基于Matlab的FMCW(调频连续波)的中频正交处理和脉冲压缩处理 基于MATLAB的对称振子阻抗特性和图形仿真基于windows的串口通信软件设计基于粗糙集和规则树的增量式知识获取算法自适应蚁群算法在DNA序列比对中的应用远程监护系统的数据记录与传输技术研究基于分布式体系结构的工序调度系统的设计基于活动图像编码的数据压缩算法的设计与实现基于宽带声音子带编码的数据压缩算法的设计与实现基于网络数据处理XML技术的设计基于小波变换的数据压缩算法的研究与实现基于小波变换的配电网单相接地故障定位研究及应用英特网上传输文件的签名与验证程序

Hot Analysis : Electronic and Information Engineering is the information industry and the important foundation for one of the It circuits and systems, signal and information processing, microwave and electromagnetic field theory, to study various information, such as voice, text, images, radar, remote sensing and other information processing, exchange and wireless, cable, fiber optic cable and other transmission, Based on this study and development of electronic and information Professional training with the electronic technology and information systems knowledge base, be engaged in all kinds of electronic equipment and information systems research, design, manufacture, application and development of high-level engineering May engage in signal processing, transmission, switching and detection technology research and teaching work, electronic equipment and systems development, production and application, electronic technology, computer technology and the application and development of microwave technology, application and Trunk disciplines : electronic science and technology, information and communication engineering, computer science and Main courses : Series circuit theory courses, computer technology courses, information theory and coding, Signals and systems, digital signal processing, electromagnetic theory, control theory, sensor Major professional experiments : the professional completed at least one direction of a team of professional Conferred degrees : Bachelor of E Distribution key institutions : Qinghua University, Beijing University of Aeronautics and Astronautics, Tianjin University, Huazhong Science and Technology University, Southeast University, University of Electronic Science and T 热门分析:电子信息工程是信息产业的重要基础和支柱之一。它以电路与系统、信号与信息处理、电磁场与微波等理论为基础,研究各种信息如语音、文字、图像、雷达、遥感信息等的处理、交换及无线、电缆、光缆等的传输,在此基础上研究和发展各种电子与信息系统。� 本专业培养具备电子技术和信息系统的基础知识,能从事各类电子设备和信息系统的研究、设计、制造、应用和开发的高等工程技术人才。可从事信号的处理、传输、交换及检测技术的研究与教学工作,电子设备与系统的研制、生产与应用,电子技术及计算机技术应用与开发,微波技术的研究、应用及开发工作。� 主干学科:电子科学与技术、信息与通信工程、计算机科学与技术。� 主要课程:电路理论系列课程、计算机技术系列课程、信息理论与编码、信号与系统、数字信号处理、电磁场理论、自动控制原理、感测技术等。� 主要专业实验:至少完成本专业某一方向的一组专业实验。� 授予学位:工学学士。� 重点分布院校:清华大学、北京航空航天大学、天津大学、华中科技大学、东南大学、电子科技大学。

论文的题目一般都为:基于(算法、技术等理论基础)的(实用价值)移动通信方面、图像语音方面、网络器件的算法都是OK的。一般来说都是有老师出题,自己来选的。

电子与通信工程专业英语论文选题

学术堂整理了十五个通信工程毕业论文题目供大家进行参考:  1、高移动无线通信抗多普勒效应技术研究进展  2、携能通信协作认知网络稳态吞吐量分析和优化  3、协作通信中基于链路不平衡的中继激励  4、时间反转水声通信系统的优化设计与仿真  5、散射通信系统电磁辐射影响分析  6、无人机激光通信载荷发展现状与关键技术  7、数字通信前馈算法中的最大似然同步算法仿真  8、沙尘暴对对流层散射通信的影响分析  9、测控通信系统中低延迟视频编码传输方法研究  10、传输技术在通信工程中的应用与前瞻  11、城市通信灯杆基站建设分析  12、电子通信技术中电磁场和电磁波的运用  13、关于军事通信抗干扰技术进展与展望  14、城轨无线通信系统改造方案研究  15、无线通信系统在天津东方海陆集装箱码头中的运用

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基于CPLD/FPGA的VGA 图像显示控制器研究 GPRS无线通信终端的设计

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Based on the communication network Direct3D visual simulation engine design and implementationtheVisual Simulation (Visual Simulation) is used to realize 3 d space information visualization technology, it has a realistic Simulation effect and convenient operation method, can well satisfy the new plane avionics system design This paper designs and realizes an Direct3D based on the communication network visual simulation First, in this paper the characteristics of the visual simulation and the programming essentials Direct3D brief analysis of selection, and expounds the main reason for the Direct3D Secondly, put forward the visual simulation software, the total design project of the simulation software program and the software module partition the working process of the analysis of the various modules, explore the main functions and the relations among And then, based on the communication network of Direct3D visual simulation is the key technology of engine are analyzed and the study, introduces solutions discrete event simulation, Direct3D resource management and animation optimization and the mouse control technology, the key technology of the Finally, this essay discusses the Direct3D based on the communication network visual simulation software realization method, and in a more complex switched communication network as an example, the visual simulation, and the performance of the program was tested

基于WIN CE的ADSL线路参数研究ADSL line parameters research based on WIN CE _EMC&dq=ADSL&printsec=frontcover&source=web&ots=oJXbatzNWO&sig=fyomvlADYeB7NRS2gjTJAfpSapQ--------------Windows CE (also known officially as Windows Embedded CE since version 0[2][3], and sometimes abbreviated WinCE) is a variation of Microsoft's Windows operating system for minimalistic computers and embedded Windows CE is a distinctly different kernel, rather than a trimmed-down version of desktop W It is not to be confused with Windows XP Embedded which is NT- It is supported on Intel x86 and compatibles, MIPS, ARM, and Hitachi SuperH FeaturesWindows CE is optimized for devices that have minimal storage—a Windows CE kernel may run in under a megabyte of Devices are often configured without disk storage, and may be configured as a “closed” system that does not allow for end-user extension (for instance, it can be burned into ROM) Windows CE conforms to the definition of a real-time operating system, with a deterministic interrupt It supports 256 priority levels and uses priority inheritance for dealing with priority The fundamental unit of execution is the This helps to simplify the interface and improve execution Microsoft has stated that the ‘CE’ is not an intentional initialism, but many people believe CE stands for ‘Consumer Electronics’ or ‘Compact Edition’; users often disparagingly called it “Wince”[4] Microsoft says it implies a number of Windows CE design precepts, including “Compact, Connectable, Compatible, Companion, and E”[5] The first version, known during development under the codename “Pegasus”, featured a Windows-like GUI and a number of Microsoft's popular applications, all trimmed down for smaller storage, memory, and speed of the palmtops of the Since then, Windows CE has evolved into a component-based, embedded, real-time operating It is no longer targeted solely at hand-held Many platforms have been based on the core Windows CE operating system, including Microsoft's AutoPC, Pocket PC 2000, Pocket PC 2002, Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 0, Windows Mobile 6, Smartphone 2002, Smartphone 2003 and many industrial devices and embedded Windows CE even powered select games for the Sega Dreamcast, was the operating system of the controversial Gizmondo handheld, and can partially run on modified Microsoft Xbox game A distinctive feature of Windows CE compared to other Microsoft operating systems is that large parts of it are offered in source code First, source code was offered to several vendors, so they could adjust it to their Then products like Platform Builder (an integrated environment for Windows CE OS image creation and integration, or customized operating system designs based on CE) offered several components in source code form to the general However, a number of core components that do not need adaptation to specific hardware environments (other than the CPU family) are still distributed in binary form Development toolsVisual StudioLate versions of Microsoft Visual Studio support projects for Windows CE / Windows Mobile, producing executable programs and platform images either as an emulator or attached by cable to an actual mobile A mobile device is not necessary to develop a CE The NET Compact Framework supports a subset of the NET Framework with projects in C# and VBNET, but not Managed C++Platform BuilderThis programming tool is used for building the platform (BSP + Kernel), device drivers (shared source or custom made) and also the This is a one step environment to get the system up and One can also use Platform Builder to export an SDK (standard development kit) for the target microprocessor (SuperH, x86, MIPS, ARM ) to be used with another associated tool set named Embedded Visual C++ (eVC)The Embedded Visual C++ tool is for development of embedded application for Windows CE based This tool can be used standalone using the SDK exported from Platform Builder or using the Platform Builder using the Platform Manager connectivity Relationship to Windows Mobile, Pocket PC, and SmartPhoneOften Windows CE, Windows Mobile, and Pocket PC are used This practice is not entirely Windows CE is a modular/componentized operating system that serves as the foundation of several classes of Some of these modules provide subsets of other components' features ( varying levels of windowing support; DCOM vs COM), others which are mutually exclusive (Bitmap or TrueType font support), and others which add additional features to another One can buy a kit (the Platform Builder) which contains all these components and the tools with which to develop a custom Applications such as Excel Mobile/Pocket Excel are not part of this The older Handheld PC version of Pocket Word and several other older applications are included as samples, Windows Mobile is best described as a subset of platforms based on a Windows CE Currently, Pocket PC (now called Windows Mobile Classic), SmartPhone (Windows Mobile Standard), and PocketPC Phone Edition (Windows Mobile Professional) are the three main platforms under the Windows Mobile Each platform utilizes different components of Windows CE, as well as supplemental features and applications suited for their respective Pocket PC and Windows Mobile is a Microsoft-defined custom platform for general PDA use, and consists of a Microsoft-defined set of minimum profiles (Professional Edition, Premium Edition) of software and hardware that is The rules for manufacturing a Pocket PC device are stricter than those for producing a custom Windows CE-based The defining characteristics of the Pocket PC are the digitizer as the primary Human Interface Device and its extremely portable The SmartPhone platform is a feature rich OS and interface for cellular phone SmartPhone offers productivity features to business users, such as email, as well as multimedia capabilities for The SmartPhone interface relies heavily on joystick navigation and PhonePad Devices running SmartPhone do not include a touchscreen SmartPhone devices generally resemble other cellular handset form factors, whereas most Phone Edition devices use a PDA form factor with a larger Windows Mobile 5 supports USB 0 and new devices running this OS will also conform to the USB Mass Storage Class, meaning the storage on PPC can be accessed from any USB-equipped PC, without requiring any extra software, except requiring a compliant In other words, you can use it as a flash Competing productsCompetitors to consumer CE based PDA platforms like Pocket PC – the main application of Windows CE – are Java, Symbian OS, Palm OS, iPhone OS and Linux based packages like Qtopia Embedded Linux environment from Trolltech, Convergent Linux Platform from a La Mobile, and Access Linux Platform from Orange and AThe secondary usage of CE is in devices in need of graphical user interfaces, (point of sale terminals, media centers, web tablets, thin clients) as the main selling point CE is the look and feel being similar to desktop W The competition is Windows XP, Linux and graphical packages for simpler embedded operating Being an RTOS, Windows CE is also theoretically a competitor to any realtime operating system in the embedded space, like VxWorks, ITRON or eC The dominating method, however, of mixing Windows look and feel with realtime on the same hardware, is to run double operating systems using some virtualization technology, like TRANGO Hypervisor from TRANGO Virtual Processors or Intime from TenAsys in the case of Windows, and OS Ware from VirtualLogix, Padded Cell from Green Hills Software, OKL4 from Open Kernel Labs, TRANGO Hypervisor from TRANGO Virtual Processors, RTS Hypervisor from Real-Time Systems or PikeOS from Sysgo, in case of the ---------Asymmetric Digital Subscriber Line (ADSL) is a form of DSL, a data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can It does this by utilizing frequencies that are not used by a voice telephone A splitter - or microfilter - allows a single telephone connection to be used for both ADSL service and voice calls at the same Because phone lines vary in quality and were not originally engineered with DSL in mind, it can generally only be used over short distances, typically less than 3mi (5 km) [William Stallings' book]At the telephone exchange the line generally terminates at a DSLAM where another frequency splitter separates the voice band signal for the conventional phone Data carried by the ADSL is typically routed over the telephone company's data network and eventually reaches a conventional internet In the UK under British Telecom the data network in question is its ATM network which in turn sends it to its IP network IP CThe distinguishing characteristic of ADSL over other forms of DSL is that the volume of data flow is greater in one direction than the other, it is Providers usually market ADSL as a service for consumers to connect to the Internet in a relatively passive mode: able to use the higher speed direction for the "download" from the Internet but not needing to run servers that would require high speed in the other There are both technical and marketing reasons why ADSL is in many places the most common type offered to home On the technical side, there is likely to be more crosstalk from other circuits at the DSLAM end (where the wires from many local loops are close to each other) than at the customer Thus the upload signal is weakest at the noisiest part of the local loop, while the download signal is strongest at the noisiest part of the local It therefore makes technical sense to have the DSLAM transmit at a higher bit rate than does the modem on the customer Since the typical home user in fact does prefer a higher download speed, the telephone companies chose to make a virtue out of necessity, hence ADSL On the marketing side, limiting upload speeds limits the attractiveness of this service to business customers, often causing them to purchase higher cost Digital Signal 1 services In this fashion, it segments the digital communications market between business and home usersHow ADSL worksOn the wireCurrently, most ADSL communication is full Full duplex ADSL communication is usually achieved on a wire pair by either frequency division duplex (FDD), echo canceling duplex (ECD), or time division duplexing (TDD) FDM uses two separate frequency bands, referred to as the upstream and downstream The upstream band is used for communication from the end user to the telephone central The downstream band is used for communicating from the central office to the end With standard ADSL (annex A), the band from 875 kHz to 138 kHz is used for upstream communication, while 138 kHz – 1104 kHz is used for downstream Each of these is further divided into smaller frequency channels of 3125 kH During initial training, the ADSL modem tests which of the available channels have an acceptable signal-to-noise The distance from the telephone exchange, noise on the copper wire, or interference from AM radio stations may introduce errors on some By keeping the channels small, a high error rate on one frequency thus need not render the line unusable: the channel will not be used, merely resulting in reduced throughput on an otherwise functional ADSL Vendors may support usage of higher frequencies as a proprietary extension to the However, this requires matching vendor-supplied equipment on both ends of the line, and will likely result in crosstalk issues that affect other lines in the same There is a direct relationship between the number of channels available and the throughput capacity of the ADSL The exact data capacity per channel depends on the modulation method [edit] ModulationADSL initially existed in two flavours (similar to VDSL), namely CAP and DMT CAP was the de facto standard for ADSL deployments up until 1996, deployed in 90 percent of ADSL installs at the However, DMT was chosen for the first ITU-T ADSL standards, G1 and G2 (also called Gdmt and Glite respectively) Therefore all modern installations of ADSL are based on the DMT modulation Annexes J and M shift the upstream/downstream frequency split up to 276 kHz (from 138 kHz used in the commonly deployed annex A) in order to boost upstream Additionally, the "all-digital-loop" variants of ADSL2 and ADSL2+ (annexes I and J) support an extra 256 kbit/s of upstream if the bandwidth normally used for POTS voice calls is allocated for ADSL While the ADSL access utilizes the 1 MHz band, ADSL2+ utilizes the 2 MHz The downstream and upstream rates displayed are theoretical Note also that because Digital subscriber line access multiplexers and ADSL modems may have been implemented based on differing or incomplete standards some manufacturers may advertise different For example, Ericsson has several devices that support non-standard upstream speeds of up to 2 Mbit/s in ADSL2 and ADSL2+[edit] Installation issuesDue to the way it uses the frequency spectrum, ADSL deployment presents some It is necessary to install appropriate frequency filters at the customer's premises, to avoid interferences with the voice service, while at the same time taking care to keep a clean signal level for the ADSL In the early days of DSL, installation required a technician to visit the A splitter was installed near the demarcation point, from which a dedicated data line was This way, the DSL signal is separated earlier and is not attenuated inside the customer However, this procedure is costly, and also caused problems with customers complaining about having to wait for the technician to perform the As a result, many DSL vendors started offering a self-install option, in which they ship equipment and instructions to the Instead of separating the DSL signal at the demarcation point, the opposite is done: the DSL signal is "filtered off" at each phone outlet by use of a low pass filter, also known as This method does not require any rewiring inside the customer A side effect of the move to the self-install model is that the DSL signal can be degraded, especially if more than 5 voiceband devices are connected to the The DSL signal is now present on all telephone wiring in the building, causing attenuation and A way to circumvent this is to go back to the original model, and install one filter upstream from all telephone jacks in the building, except for the jack to which the DSL modem will be Since this requires wiring changes by the customer and may not work on some household telephone wiring, it is rarely It is usually much easier to install filters at each telephone jack that is in

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