Journal ArticleDOI
A novel low-drop CMOS active rectifier for RF-powered devices: Experimental results
TLDR
In this paper, a new full-wave rectifier topology is presented, which uses MOS transistors as low-loss switches to achieve a significant increase in overall power efficiency and reduced voltage drop.About:
This article is published in Microelectronics Journal.The article was published on 2009-11-01. It has received 56 citations till now. The article focuses on the topics: Precision rectifier & Peak inverse voltage.read more
Citations
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Journal ArticleDOI
Review of Power Conditioning for Kinetic Energy Harvesting Systems
TL;DR: In this article, a summary of published techniques for power conditioning within energy harvesting systems is presented, where the focus is on low power systems, e.g., <;10 mW, for kinetic energy harvesting.
Journal ArticleDOI
An Integrated Power-Efficient Active Rectifier With Offset-Controlled High Speed Comparators for Inductively Powered Applications
Hyung-Min Lee,Maysam Ghovanloo +1 more
TL;DR: An active full-wave rectifier with offset-controlled high speed comparators in standard CMOS that provides high power conversion efficiency (PCE) in high frequency (HF) range for inductively powered devices and overvoltage protection as safety measure and built-in back telemetry capabilities are presented.
Journal ArticleDOI
A Power-Efficient Wireless System With Adaptive Supply Control for Deep Brain Stimulation
TL;DR: A power-efficient wireless stimulating system for a head-mounted deep brain stimulator (DBS) is presented, which increases the stimulation efficiency up to 30% higher than a fixed supply voltage and achieves high AC-DC power conversion efficiency (PCE) through active synchronous switching.
Journal ArticleDOI
A High-Efficiency Low-Voltage CMOS Rectifier for Harvesting Energy in Implantable Devices
TL;DR: A new full-wave CMOS rectifier dedicated for wirelessly-powered low-voltage biomedical implants using bootstrapped capacitors to reduce the effective threshold voltage of selected MOS switches achieves a significant increase in its overall power efficiency and low voltage-drop.
Proceedings ArticleDOI
An adaptive reconfigurable active voltage doubler/rectifier for extended-range inductive power transmission
Hyung-Min Lee,Maysam Ghovanloo +1 more
TL;DR: There is a need to improve the robustness of inductive power transmission without sacrificing efficiency to allow the IMDs to operate over a wider range of received input voltages.
References
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Journal ArticleDOI
A study of low level vibrations as a power source for wireless sensor nodes
TL;DR: The goal of this paper is not to suggest that the conversion of vibrations is the best or most versatile method to scavenge ambient power, but to study its potential as a viable power source for applications where vibrations are present.
Journal ArticleDOI
Fully integrated passive UHF RFID transponder IC with 16.7-/spl mu/W minimum RF input power
U. Karthaus,M. Fischer +1 more
TL;DR: A novel fully integrated passive transponder IC with 4.5- or 9.25-m reading distance at 500-mW ERP or 4-W EIRP base-station transmit power, operating in the 868/915-MHz ISM band with an antenna gain less than -0.5 dB.
Journal ArticleDOI
A wearable health care system based on knitted integrated sensors
TL;DR: Results show that the information contained in the signals obtained by the integrated systems is comparable with that obtained by standard sensors.
Journal ArticleDOI
A high-efficiency CMOS voltage doubler
TL;DR: In this paper, a charge pump cell is used to make a voltage doubler using improved serial switches and a complete power efficiency theory is presented which fits the measurements, and the importance of capacitors is shown with plots of power efficiency versus load and stray capacitors.
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