The antennas, multi triangular double mobile phone of GSM and DCS

摘要

Invention patent for b "antennas, multi triangular double for mobile GSM and DCS" d .The multi - directional antenna pairs of this invention (henceforth AMD) are mainly used in the stations bases of both cellular systems (GSM and DCS)Providing radio coverage to any user of a cell that operates in either of the two tracks, or simultaneously in both bands.The objective of this invention is to provide an antenna whose radiating element includes basically several triangles exclusively connected by vertices.Its function is to operate simultaneously on the spectrum ranges corresponding to the cellular telephone systems radioelu00e9trico msg to 890 MHz - 960 MHz and DCS 1710 MHz - 1880 MHz.