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PHY ˈfaɪ COCA¹⁹⁵⁵⁶⁸BNC²³⁶²¹³⁺¹ 基本例句 n.物理协议子层¹⁰⁰ The 802.16E standard, representative of broadBand wireless system, chooses OFDM as its PHY layer framework. 作为宽带无线通信系统的代表,802.16E系统采用了 OFDM技术作为其物理层基础。 fabiao The paper gives a description of the main components, working principle, design and underground test of Model PHY-1 automatic jet system for harmful fire gases in belt conveyor roadways. 介绍了 PHY-1型带式输送机巷火灾有害气体自动引流系统的主要构成、工作原理、系统设计及井下工业性试验情况。 http://dict.cnki.net The data transmission of UWB- based wireless sensor networks is studied through building and resolving cross- layer optimization model with joint consideration of MAC layer, PHY layer and network layer. 通过构建、求解 MAC层、物理层、网络层跨层优化模型的方式,对超宽带无线传感器网络数据传输问题进行了初步研究。 kns50.chkd.cnki.net The key techniques of multi mode in dual band WLAN Wireless Local Area Network in PHYPhysical and MAC Medium Access Control layers are analyzed. 从物理层和介质访问控制层对双频多模无线局域网的关键技术进行了较深入的分析。 cnki The standard and technical guideline of physical layer PHY are emphasized. 其中着重讲述了物理层标准和各项指标。 fabiao The PHYphysical layer provides the electrical and mechanical interface between the device and the cable and ensures that all devices have fair access to the bus. 物理层为设备提供了一个物理和电气接口,保证总线上的所有设备都能公平地访问总线。 fabiao This paper made use of the NS-2 simulation tool with the PHY specification and run simulation of proposed MAC protocol to get the simulation result. 利用网络仿真工具 NS-2,结合物理层规范,对提出的 MAC协议进行仿真,并得出仿真结果。 fabiao This paper explains the ultra-high-speed PHY technology offering a viable solution to the technical challenges of streaming video to consumer products over wireless networks. 流视频对消费产品在技术上提出了挑战,而超高速 PHY技术对此挑战提供通过无线网络的可行解决方案。 cnki This algorithm combined sub- carrier allocation in the physical PHY layer with traffic scheduling at the data link layer DLL by employing the channel state information. 利用物理层的信道状态信息,该算法将物理层 PHY的子载波分配同数据链路层 DLL的数据包业务调度结合起来。 cnki This thesis only studies the upstream of PHY layer. 本文的研究仅仅限于 PHY层的上行信道。 fabiao Because of international physical PHY layer harmonization, the algorithm can be equally applicable to the other Wireless Local Area Network standards. 由于无线局域网物理层的一致性,此方法也适用于其他无线局域网标准。 cnki Error obtaining PHY properties configuration information. 获取 PHY属性配置信息时出错。 dell For instance, to ensure reliability of the wireless link, the MAC and PHY work together to determine if a clear path exists before they start a transmission. 例如,为确保无线链接的可靠性, MAC层和物理层一起工作,以确定在它们开始传输之前是否有一条清晰的路径。 iciba IEEE802.16 standard specifies the air interface, including the physical PHY layer and the medium access control MAC layer. 基于这一点,论文主要对 IEEE802.16 MAC层协议进行分析并研究其带宽调度架构。 cnki In PHY layer, OFDM technique is introduced to guarantee the reliable data transmission in complicated physical environments. 在物理层,采用 OFDM等技术为数据在复杂的物理环境中传输提供可靠的保证。 fabiao MAC protocol for WLAN is the essential part in WLAN devices as the interface between PHY layer and LLC layer, and its main function is to provide efficient control to the access of media. 无线局域网的媒体访问控制协议 MAC是无线局域网中终端设备物理层与逻辑链路层的接口,其主要功能是提供对传输介质访问的有效控制。 cnki MDIO interface module block is an interface that is used in MAC level to control and manage PHY devices. MDIO接口模块为以太网接口芯片中 MAC层对 PHY器件的控制管理接口。 cnki The article introduces WLAN protocol system, especially introduces the key techniques of the PHY layer and MAC layer of IEEE802.11 protocol system. 本文介绍了 WLAN的协议体系,特别地,对 IEEE802.11系列标准协议阐述了其物理层、数据链路层所使用到的各种关键技术。 fabiao The algorithm has been successfully applied to the bidirectional system platform for HDTV High Definition Television, which consists of PHY chip and MAC chip developed in authors lab. 该算法已成功应用于由自主开发的物理层和 MAC层芯片组成的 HDTV高清晰度电视双向系统平台。 cnki The architecture and design methods of a physical layer PHY USB2.0 transceiver chip are studied. 论文详细论述了 USB2.0物理层接口电路的基本原理、结构和实现。 fabiao The company's plans beyond these modules are unknown, but Luxtera could continue to reserve the technology for its own silicon for networking physical-layer PHY components. 该公司在这些模块之外还有什么计划,尚不得而知,但 Luxtera可以继续将该技术留给自己的硅基网络物理层 PHY元件。 forum.eepw.com.cn This article briefs the broad-band wireless access system, and systematically details the IEEE standard802.16.1by giving its system model, air interface proto-cols of MAC and PHY layer. 文章简介了宽带无线接入系统,着重对美国 IEEE标准802.16.1系统进行了介绍,给出其系统模型及其空中接口 MAC、 PHY层协议内容。 cnki This thesis gives a thorough explanation of how the EMAC and PHY chip implement the network transmission. 文中对如何以物理层网络芯片和 EMAC控制器实现网络传输做了阐释。 fabiao This thesis introduces the framework of broadband wireless access BWA system, and describes the coding scheme of PHY in IEEE802.16. 文中首先介绍了宽带无线接入系统的组成以及 IEEE802.16参考模型,描述了 IEEE802.16协议规定的物理层及其编码方案。 http://dj.iciba.com Usually, Core router consists of three key parts of net processor, switch structure and PHY layer. 通常,高端路由器由网络处理器、交换结构和 PHY层三大关键部分组成。 cnki |