Surface acoustic wave (SAW) and bulk acoustic wave (BAW) duplexers of assessed quality - Part 1: Generic specification (IEC 62604-1:2015); German version EN 62604-1:2015— 34 стр.
Surface Acoustic Wave (SAW) and Bulk Acoustic Wave (BAW) duplexers of assessed quality - Part 2: Guidelines for the use (IEC 62604-2:2011); German version EN 62604-2:2012— 22 стр.