Results 21 to 30 of about 1,893,758 (293)

High precision hybrid RF and ultrasonic chirp-based ranging for low-power IoT nodes [PDF]

open access: yes, 2020
Hybrid acoustic-RF systems offer excellent ranging accuracy, yet they typically come at a power consumption that is too high to meet the energy constraints of mobile IoT nodes.
Cox, B   +4 more
core   +2 more sources

Research on pulse power supply of MEMS low power consumption catalytic methane sensor

open access: yesGong-kuang zidonghua, 2018
In view of problem of high power consumption of traditional catalytic methane sensor, a pulsed power supply operation mode was proposed based on analysis of performance of MEMS low power consumption catalytic methane components.
SHEN Guojie
doaj   +1 more source

A versatile micro-scale silicon sensor/actuator with low power consumption [PDF]

open access: yes, 2005
We designed a CMOS compatible hot-surface silicon device operating at a power down to sub-µW. It has a pillarshaped structure with a nano-size (10-100 nm) conductive link between the electrodes separated by a SiO2 layer.
Holleman, J.   +2 more
core   +2 more sources

Low Power Consumption Polymer/Silica Hybrid Thermo-Optic Switch Based on Racetrack Resonator

open access: yesIEEE Photonics Journal, 2022
Large scale integration of photonics devices requires low power consumption devices. In this paper, we demonstrate a low power consumption polymer/silica hybrid thermo-optic switch based on racetrack resonator. With the high index-contrast between
Yuexin Yin   +6 more
doaj   +1 more source

Design of high reliability beacon system based on GPS and Beidou

open access: yesDianzi Jishu Yingyong, 2018
A new miniaturized beacon is designed aiming at the retrieval of aircraft recorder. The beacon consists of a GPS module, a control unit, a Beidou module and a power supply module.
Yu Haobo   +3 more
doaj   +1 more source

Power consumption and cost estimation in a magnetic rotating fixed bed reactor

open access: yesJournal of Saudi Chemical Society, 2023
The use of iron powder for the reduction of hexavalent chromium has many benefits. It reduces Cr(VI) safely and efficiently at low cost. Cr (VI) ions reduction process effect using a revolving fixed bed reactor in a batch mode on the power number, power ...
Doaa Sayed, Hassan Farag
doaj   +1 more source

Transformer based front-end for a low power 2.4 GHz transceiver [PDF]

open access: yes, 2010
A low power transceiver architecture for the 2.4 GHz ISM band using a 1.0 V supply is presented. It employs a transformer to convert the 100 Ω antenna impedance to almost 1 kΩ and so facilitates a low power transmitter and receiver.
Delgado Restituto, Manuel   +2 more
core   +1 more source

Research on VCSEL interference analysis and elimination method [PDF]

open access: yes, 2019
Laser methane gas sensors have been increasingly accepted in coal mine safety monitoring. Most laser spectroscopic methane gas sensors are based in BFB lasers at around 1650nm.
Dong, Y.   +7 more
core   +1 more source

Design strategy for low-power consumption in solar trackers [PDF]

open access: yesAIP Conference Proceedings, 2018
The new energy generation technologies that transform the solar energy, require a high accuracy for the tracking of the solar vector path, which increases the system energy consumption and reduces the entire system performance. From an optimization approach, a novel design strategy for low-power trackers is proposed, which consists of two main stages ...
Antón Hernández, Ignacio   +5 more
openaire   +2 more sources

A 6.4 ppm/℃ and low power consumption bandgap voltage reference

open access: yesDianzi Jishu Yingyong, 2019
This paper proposed an innovative CMOS bandgap reference with both low current consumption and high precision over a wide temperature range. The proposed bandgap reference was designed using a standard 0.18 μm CMOS technology.
Pan Hongze, Wang Dongxing, Song Mingxin
doaj   +1 more source

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