It is shown that the cross-paralleled quasisquare-wave(QSW)converter circuit features small output wave amplitude,high equivalent efficiency,a fast transient response.
针对新一代微处理器对其供电电源的高性能要求,分析了满足新一代微处理器开关电源指标的拓扑结构和均流方法,表明了交错并联的准方波电路的输出纹波幅值小、效率高、瞬态响应快;采用了新型的均流控制技术,并对此均流技术作了概括和拓展。
This paper proposes a half-bridge dual Buck quasi-square-wave resonant converter in which all semiconductor switches operate under ZVS.
本文提出了半桥双降压(Buck)型准方波谐振功率变换器,使所有的半导体开关器件都可以在零电压的条件下开通。
Numerical solutions of quasi-P wave equations in VTI media;
VTI介质中准P波方程的数值解法
The integration of two feature descriptors, wavelet-coefficient standard deviation of the approximation sub-image and M-band wavelet histogram, and their corresponding distance similarity measure functions are used to realize progressive retrieval of target texture image databases.
提出了一种基于多进制小波变换的渐进式纹理图像检索方法,纹理图像的特征通过多进制小波分解结果来描述,用低频子图小波系数标准方差和多进制小波直方图结合相应的相似性距离函数,实现目标图像数据库由粗到精的渐进式检索。