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…

The present invention provides a bottle replenishing tool for lifting, conveying, and invertably positioning a water bottle onto a water dispenser, the bottle replenishing tool includes: a) a supporting structure adapted for supporting, transporting…