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Soft switching full bridge converter has been proposed to meet these goals by establishing zero voltage switching condition across the power transistors. 为了此一目的，全桥软切换转换器因应而生，此种技巧可利用开关元件的零电压切换，来有效的降低切换损失。
The improved control method can make the two power switches turn on and off all under soft switching conditions and further increase the switch operating frequency and power density. 通过改进控制方式，可以使这两个功率开关的导通和关断都工作在软开关条件下，从而可以进一步提高开关频率，达到增加功率密度的目的。
soft switching condition 软开关条件
Soft switching technology is applied on the MOS-FETs in the inverter. 在驱动器(逆变器)中,实现了软开关;
To resolve this proplem.snubber circuit and soft switching technology are recommanded. 为了解决这个问题，常用的两种方法是使用缓冲电路及软开关技术。
These choices provide designers with the proper switch condition during power-up to meet the needs of their specific application. 这些选择为设计人员提供了在启动过程中的正确开关状况,以满足他们特定应用的需求。
The detailed analyses and optimized design procedures of a novel passive lossless soft switching method for PWM converters are presented in this paper. 详细分析了一种基于PWM变换器的新型无源无损软开关,并给出了其最优化设计步骤。
This paper presents a new type of continuous reactive compensator based on a soft switching technique and the design of an ARM-based controller. 介绍一种新型的基于软开关投切技术的连续无功补偿装置,设计出适用于该方案的基于ARM嵌入式微处理器的无功补偿控制器。
Although the power loss of CPRS circuit is only 23% as that of a conventional composite snubber, it can almost have the effect of active soft switching. CPRS电路的功率损耗仅为通常有损缓冲器的功率损耗的23%25,即可达到接近有源软开关的效果。
In this thesis, a full bridge converter with limited soft switching capability and a coaxially-wound transformer are presented to improve the power density. 在本论文中将采用一低漏感之变压器，并架设于全桥半软切的电路上，来增加系统的功率密度。
The reference materials for the snubber circuit design are proivided theoretically in this paper.Futhermore.it analyzes a soft switching circuit that suits pulse power supply. 接着本文还探讨了一种适合特种脉冲电源的软开关电路，对这种软开关电路的工作过程进行了理论上的分析，并进行了仿真实验验证。
The concept of pole resonant ZVS and ZCS is applied to implement soft switching for three-phase inverter, which is verified further by the simulations and experiments. 通过详细地分析辅助二极管谐振极逆变器的工作过程,将具有零电压、零电流转换特性的极谐振概念应用于三相逆变器的软开关化的实现,并通过仿真和实验进行进一步的验证。
Application and further development of the NGN soft switch technique are discussed, as well as relevant problems. 论述了NGN软交换技术在电力专网的应用、发展及面临的问题。
This paper puts forward a soft switching circuit of snubber type with a mutual inductance.The analysis result and parameter design method of the circuit are given. 提出了一种采用互感元件构成的缓冲式软开关电路的拓扑，同时给出了电路的分析结果和参数设计方法。
H.M.Chen, J.P.Su, J.C.Renn,” Electrohydraulic Position Control Using Soft Switching Strategy in the Boundary Layer,” Automatic Control Conference, December, 2002. 林威成、黄绪哲，“主动式车辆悬吊之控制器设计”，国立台湾科技大学机械工程技术研究所，硕士学位论文，中华民国八十九年六月。
Comparing with other standards such as SIP, MGCP, H.248/MEGACO and soft switch, the most advantage of H.323 is its maturity, and highest market share. 248/MEGACO和软交换技术相比较，H.;323最大的优点就是标准最为成熟，目前市场占有率最高。
Through choosing the dead band time of amortize capacitor and numerical value, can realize soft switch in all operation pattern. 通过选择缓冲电容器的死区时间和数值，便能够在所有运行模式中实现软开关。
Detailed analysis is made to the configurations, working principle, control strategy and control circuit of the inverter with soft switch. 对这种软开关逆变器的构成、工作原理、控制策略和控制电路进行了详细分析。
We are looking to recruit engineers work with system integration and network rollout , mainly focus on Mobile Soft Switch and Packet Backbone Network. 招聘系统综合网络开发工程师，主要工作针对手机软件转换和数据包主干网络；
H.248 has been adopted as the primary protocol to control the media gateway in Next Generation Network(NGN)soft switch system. 以软交换为代表的下一代网络主要采用H.;248协议对网关进行控制。