双频段环境能量采集电路设计 Dual-band ambient energy harvesting circuit design Xu Lixiang1,You Bin1,Hua Fuchun2 Abstract: Key words : 0 引言 随着物联网的发展,各网络节点的供电问题成为制约物联网进一步发展的关键问题之一。利用周围无线能量进行供电成为目前研究的热点。由于无线通信的迅猛发展,环境中存在着...
在标准情况下，大约95%左右的蛋白质都在小肠被吸收。小肠也是器官，它也需要营养物质来运转。小肠会吸收...
以太能量波段电池(Ether Energy Band Battery)是一个虚构的概念,没有实际存在的科学原理和技术实现。 以太常指以太(Ether),以前被认为是填满宇宙的一种媒介。然而,现代物理学已经推翻了以太的存在,并且没有相关的理论或实验支持以太能量的概念。 能量波段通常指的是能量在电磁波谱中的某个范围内的传播,例如可见光、...
Kim SG (2011). "Ultra-wide bandwidth piezoelectric energy harvesting". Appl. Phys. Lett. 99 (8...
they must be really popular. Where are they from?Peter: 3 There are five people in the band and they're all teenage boys.Jenny: I guess what they're playing is pop music, right?Peter: Yes, but it sounds more like rock. I like their music because it's loud and full of energy.4...
相关研究成果以“Tri-band electrochromic smart window for energy savings in buildings”为题发表在Nature Sustainability上。上海硅酸盐所博士毕业生邵泽伟、黄爱彬副研究员和博士生曹翠翠为论文共同第一作者。研究工作得到国家重点研发计划、...
Key words : circular polarization;dual-band;rectenna;environmental energy harvesting 0 引言 环境射频能量收集是一种为物联网(IoT)中使用的设备供电的潜在应用,这可能有助于实现如医疗、保健、环境和基础设施管理[1-2]。随着无线通信基础设施(如WiFi、蜂窝和广播系统)的部署不断增加,环境RF信号的功率密度通常已...
load factor andMach number at the start of HAC turn can be easily treated in the algorithm. Key words: reusable launch vehicle; terminal area energy management; heading alignment cone; reference trajectory (编辑:姚妙慧) 9 2 第 2期 冯 慧等. 基于多目标模糊优化方法的无人机航迹规划...
ZhANG Junwei, DAI Junyan, ZHANG Zhen, et al. A Dual-Band Switchable 3-bit Phase Modulation Intelligent Metasurface[J]. Mobile Communications, 2023,47(11): 28-32. 0 引言 移动通信技术过往延续着每十年更新一代的发展节奏,每一次代际跃迁,每一次技术进步,都极大地促进了社会产业升级和经济发展。其中每...
frequency bands at different fault occurrence moments, obtain the energy information in fault zero?sequence current signal to the maximum extent, avoid that the efficient current energy information could not be extracted due to inaccurate selection of signal frequency band, and the fault section is ...