IoT system for peatland monitoring using LoRa technology as a wireless communication between sensor (i.e. piezometer) on the ground and Gateway. The model is optimised to a peatland forest scenario, where the foliage and terrain is unique and Line…

A data warehouse system for management of ecological data relating to tropical lakes and wetlands, comprising a data acquisition unit managed by an administrator, functioned to import the ecological data from a plurality of sub-databases; a database…

The present invention relates to a complementary metal-oxide semiconductor for performing logical functions. The complementary metal-oxide semiconductor comprises a wafer, an oxide layer, an interfacial layer and a plurality of metal terminals. The…

The present invention relates to a communication device for a person with communication impairment comprising: a base; a display screen; a plurality of functional blocks; an enclosure coupled to the base; and characterized by: a digital audio…

A method for producing an aqueous sugar solution from cellulosic materials comprising the steps of heating ground cellulosic materials with perchloric acid; neutralizing the heated materials with an alkali to yield a salt precipitate; and filtering…

Hazardous gas detection is a tool specially developed to detect liquid petroleum gas and natural gas at the minimum concentration of gas in the air is 200 ppm and the maximum concentration of gas in the air is 10 000 ppm. Design and build a…