The circuit switching still has strong innings left on its card. 电路交换仍有取胜的机会。
Many observers reject the idea of polarizing intranet telephony between bad, old circuit switching and good, new packet routing. 很多观察家摒弃了在坏的、老的电路交换和好的、新的包路由之间极化内部网电话的想法。
The scheme of circuit switching of two control machines in real-time control system that adopted dual machine thermal back-up and give priority to data choice chip are introduced simply. 文章简要介绍了在采用双机热备份实时控制系统中,以数据选择芯片为主,为系统热备份的两套控制机器进行切换选择的切换电路设计方案。
Because the internal links between the switches are shared between many users, the costs of packet switching are lower than those of circuit switching. 因为交换器之间的内部链结被许多使用者分享,分封交换的费用比电路交换更低。
Topics summarized here include point-to-point links, circuit switching, packet switching, virtual circuits, dialup services, and WAN devices. 在这里概述的题目包括点对点链路,电路交换,分组包交换,虚电路,拨号服务,和WAN设备。
Large amounts of logic circuits are required for the frame alignment and rearrangement of the input data in the design of ASIC chips for the high-order broadband ( STM-16) circuit switching. 在高阶宽带电路交换专用集成电路(ASIC)芯片设计中,输入数据的帧定位和数据重排操作需要占用大量的逻辑电路。
Design and realization of all optical communication network based on optical circuit switching 基于OCS的全光通信网的设计与实现
Research of Optical Interconnection Waveguides for EOPCB; Interworking between Optical Burst Switching Networks and Optical Circuit Switching Networks 光电混合印制电路板(EOPCB)光互连波导研究光突发交换网络与光路交换网络的互连
Interworking between Optical Burst Switching Networks and Optical Circuit Switching Networks 光突发交换网络与光路交换网络的互连
-Packet switching vs circuit switching 包交换技术与线路交换技术
This paper investigates the structure and algorithms of Ad Hoc wireless network based on UWB and circuit switching technologies. 文章研究了一种基于超宽带(UWB)和电路交换技术的无线adhoc网络的结构和算法。
This paper introduces the improvement of mass spectrometer system and its controlling methods in incremental modification of EO/ EG units, and the design and application of rapid circuit part and flow circuit switching part in pretreatment. 介绍了在环氧乙烷/乙二醇装置增量改造中对质谱仪系统及控制方法的改进,以及预处理系统中快速回路部分、流路切换部分的设计。
These methods can be applied universally, such as the analysis and design of circuit switching networks. 这三种方法通用性强,可广泛应用于电路交换网的分析和设计。
ATM circuit simulation technology is adopted to simulate the traditional circuit switching based on ATM network. This paper presents a brief account on the essentiality and application prospects of ATM circuit simulation technology. ATM电路仿真技术是利用ATM网络对传统的电路交换进行仿真的技术,本文对该技术存在的必要性及其应用前景进行了简要的论述和分析。
In order to renovate and upgrade the traditional telephone dispatching communication system based on circuit switching an electric power dispatching system based on VoIP is put forward and its implementation is proposed. Moreover, the structural principle and its main components are presented. 为了对传统的基于电路交换的电话调度通信系统进行升级改造,提出了一种基于IP电话(VoIP)技术的电力IP调度通信系统,介绍了该系统的工作原理及主要部件的实现方案。
The design scheme of fiber optic industrial control network based on two types of switching ( circuit switching and packet switching) is put forward. Its topology structure, system structure, MAC protocol, frame structure and Hybrid Ring Control ( HRC) are presented. 本文介绍了电路交换和分组交换相结合的新型光纤工业控制环网的设计与研究,着重考虑了环网的拓扑结构、体系结构、MAC协议、帧结构和混合环路控制。
Dynamic optical circuit switching characteristic of generally modified dilate Benes ( GMDB) switch network was analyzed and the design of control module for the core optical circuit switching network is proposed. 分析了基于通用改进型扩展Benes型光开关的动态交换特性,阐述了核心光交换控制电路的设计,并组建了实验网络。
OCS is the optical circuit switching which is researched widely and is oppositely more mature. 光路交换也就是光的波长路由交换方案,目前研究的比较多,相对比较成熟;
Edge Router Design for Hybrid Optical Burst Switching and Optical Circuit Switching 光突发与光电路混合交换边缘节点的设计与实现
Then proposed a fuzzy control, fuzzy control to control the boost circuit switching duty cycle to adjust the power output of solar cells. 进而提出了模糊控制方式,利用模糊控制来控制升压电路开关占空比来调节太阳能电池的输出功率。
As a new type of optical switching technology, OBS ( Optical Burst Switching) combines the advantages of circuit switching and packet switching while avoiding part of their shortcomings, so it has received a lot of attentions. 作为一种新型的光交换技术,光突发交换(OBS,opticalburstswitching)结合了电路交换和分组交换的优点而克服了两者的部分缺点,受到了业界的关注。
At first, the study on the switching network is in the classical circuit switching model. 起初,人们研究的是经典的线路转接模型下的开关网络。
ABSTRACT: Optical Burst Switching ( OBS) has been the research hotspot in recent optical network field, it combines advantages of optical circuit switching and optical packet switching, and overcomes some shortcomings, and it is a balance technology between the two methods. 摘要:光突发交换是目前光网络领域的研究热点之一,它结合了光路交换和光分组交换的优点,克服了它们的部分缺点,是两者之间的一种平衡选择。
Hybrid optical switching combines the merits of OBS and optical circuit switching, and can support the switching granularity of burst and wavelength. 混合光交换结合了光电路交换和光突发交换的优点,可以支持突发粒度和波长粒度的光交换。
Speech communication technologies based on circuit switching have matured and are used cosmically. 基于电路交换的语音通信技术在上个世纪70年代已经成熟并大规模使用。
A hybrid optical switching with self-adaptation is proposed to efficiently utilize the merits of OBS and optical circuit switching and meet the requirement of traffic QoS. 为了充分发挥光突发交换和光电路交换的优点,及更好地满足业务的服务质量,提出了自适应混合光交换。
The optical network on chip based on packet switching has a higher link utilization than that use circuit switching. 而基于分组交换的片上光网络也比基于电路交换的片上网络具有更高的链路利用率。
In the S-mesh system, the kernel communication network adopts circuit switching mode, and the edge devices, such as resource nodes, adopt the packet switching mode. 基于S-mesh系统结构中,其片上通信网络采用电路交换方式,而处于网络外部边缘设备如资源节点则采用报文分组交换方式。
Combining the merits of optical packet switching and optical circuit switching, and overcoming their defects, optical burst switching ( OBS) is considered as a promising switching paradigm for next optical networks. 光突发交换(OBS)结合了光电路交换和光分组交换的优点,同时避免了它们的不足,是下一代光网络中一种非常有前景的光交换方案。
In the compensation current tracking control, the system adopts hysteresis control method of timing comparison, which can make the output current of main circuit track the directive current and limit the maximum switching frequency of the main circuit switching device. 对于补偿电流的跟踪控制,采用定时比较的滞环控制法,使得主电路的输出电流能够跟踪指令电流的变化,并且限制了主电路开关器件的最高开关频率。