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SAW filters in CDMA mobile communication networks

Posted: 09 Sep 1999 ?? ?Print Version ?Bookmark and Share

Keywords:dect/gsm? sawtek? saw filter? surface acoustic wave? if?

Surface Acoustic Wave (SAW) filters are used in the intermediate frequency (IF) filtering stage for both the Code Division Multiple Access (CDMA) handset and infrastructure. They are preferred over other types of filter technologies because SAW filters demonstrate high performance yet low cost and small size. This paper describes the evolution of SAW designs to meet the challenging demands of reducing the size and cost for CDMA IF filters.

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