Head node of indoor wireless sensor network based on GSM.
Weak Signal Detection Method under the Strong Noise Background
In response to the instability phenomenon of the weak signal detection process based on the single chaotic oscillator, an improved method which detects the weak signal by adjusting the system to…
Influence of Supply Voltage of Node on RSSI-Based Localization Performance and Calibration Technique
Experiments show that the proposed method can significantly mitigate distance estimation errors caused by low supply voltage, thus it can be widely used in battery powered wireless sensor localization systems.
Methods for on-line measurement of soil moisture content based on image processing technique
Temperature effect mechanism and compensation method of EC-5 soil moisture sensor.
Communication method of star wireless sensor network for greenhouse dynamic measurement
Study on biological characteristics and occurrence regularity of Pseudonoorda minor.
The study showed that clearing out the dead branches from the trees and rotten wood from the orchard could significantly reduce the pest population density so as to reduce the infestation rate.
Fault diagnosis of the greenhouse WSN based on the time series and space series analysis.
Design of a BiCMOS Optically Coupled Isolation Amplifier
- Zhang Rong-biao
A kind of novel BiCMOS optically coupled isolation amplifier was designed and 2 operational amplifier circuits were given.2 bipolar junction transistors(BJT) were just set on the push-pull output…