ID 原文 译文
56408 传统内容分发架构依靠中心化基础设施、全局流行度趋势,无法有效感知和服务移动多媒体内容. For efficient mobile multimedia content services, the conventional content distributionarchitecture relies on a centralized infrastructure, in which global popularity trends cannot be effectively obtained.
56409 利用边缘网络架构结合数据驱动策略服务动态移动多媒体内容,提升服务质量成为一种新的选择.通过数据驱动与跨域协同的研究方法,本文深入研究移动多媒体内容服务规律、系统架构、策略设计等. The use of edge network architecture combined with data-driven strategies to aid the dynamic mobile multimediacontent has become a new choice for improved service quality.
56410 本文首先探讨数据驱动的大规模移动多媒体内容分发模式挖掘与网络性能分析,揭示边缘多媒体内容分发与传统内容分发的本质区别; Using data-driven and cross-domain collaborationmethods, this paper reveals a set of principles of mobile multimedia content service and system architecture design. This paper first discusses data-driven behavior patterns and network performance analysis. It shows the essentialdifference between edge multimedia content distribution and traditional content distribution.
56411 进一步,本文给出一般性的边缘多媒体网络与内容分发的研究方法,包括数据驱动与跨域协同的多媒体边缘网络内容分发研究框架. Further, this paperpresents general edge multimedia research methodologies, including a framework of multimedia edge networkcontent distribution using data-driven and cross-domain collaboration methods.
56412 最后,本文给出几种代表性框架,包括基于社交媒体传播预测进行内容部署的SocialCDN,基于内容提供商智能的CPCDN,基于边缘网络设备进行移动多媒体内容分发的EdgeCDN,以及基于用户众筹资源的CrowdCDN. Finally, this paper providesseveral representative frameworks, including SocialCDN, which uses social information for content distribution,CPCDN, in which a content-provider-based content delivery framework is proposed, EdgeCDN, which is an edgecontent delivery framework, and finally CrowdCDN, which uses user-based crowdfunding resources for efficientcontent distribution.
56413 大规模相控阵是解决毫米波无线传输距离受限的核心关键技术. The large-scale phased-array system is the key technology for enabling far-distance wireless trans?mission at millimeter-wave (mm-Wave) frequencies.
56414 传统的毫米波相控阵通常基于化合物半导体芯片加以实现,该类芯片成本高昂且难以实现系统单片集成,极大地限制了传统相控阵的应用范围. Traditional mm-Wave phased-array systems are usually im?plemented using compound semiconductor technology. It is expensive and difficult to realize the system-on-chip(SOC), which greatly limits the applications of traditional phased-array systems.
56415 本文报道了基于CMOS成熟工艺的毫米波芯片设计及收发通道数为4096 (4096发射/4096接收)的超大规模集成相控阵实现技术. In this paper, the design andimplementation of mm-Wave phased-array integrated circuits (ICs) in bulk CMOS and 4096-element transmitterand receiver very-large-scale phased arrays are reported.
56416 CMOS体硅工艺具有集成度高、成本低廉等优势,但面临有源器件高频性能差、无源器件及互连线高频损耗大、高低温性能差异大等一系列技术瓶颈. Although the CMOS technology has the advantages ofhigh integration and low cost, it exhibits a series of technical bottlenecks such as low active gain and high passiveloss at mm-Wave frequencies and relatively large performance deviations across temperature.
56417 通过引入电流复用跨导增强型低噪声放大器、基于新型版图结构的高效率功率放大器、矢量调制型数控无源移相器、基于电容补偿的超宽带衰减器、紧凑型功分器,以及高低温自适应偏置电路等技术,可以较好地解决CMOS体硅工艺所面临的上述瓶颈问题. To overcome theintrinsic weakness of CMOS technology, several techniques have been proposed to enhance the performance ofmm-Wave phased-array ICs, including the current-reuse gm-boost low-noise amplifier, high-efficiency power am?plifier using a new layout structure, vector-modulated digital-controlled passive phase shifter, ultra-broadbandattenuator with capacitive compensation, compact power divider, and temperature adaptive biasing circuits.