US 9,813,033 B2
System and method for inductor isolation
Nicolo Testi, Chicago, IL (US); and Yang Xu, Chicago, IL (US)
Assigned to Innophase Inc., San Diego, CA (US)
Filed by Innophase Inc., Chicago, IL (US)
Filed on Sep. 4, 2015, as Appl. No. 14/846,399.
Claims priority of provisional application 62/046,710, filed on Sep. 5, 2014.
Prior Publication US 2016/0072442 A1, Mar. 10, 2016
Int. Cl. H03F 3/191 (2006.01); H03F 3/193 (2006.01); H03F 1/02 (2006.01); H03F 3/195 (2006.01); H03F 3/45 (2006.01)
CPC H03F 3/193 (2013.01) [H03F 1/0261 (2013.01); H03F 3/195 (2013.01); H03F 3/45183 (2013.01); H03F 3/45188 (2013.01); H03F 3/45475 (2013.01); H03F 3/191 (2013.01); H03F 2200/294 (2013.01); H03F 2200/408 (2013.01); H03F 2200/451 (2013.01); H03F 2203/45138 (2013.01); H03F 2203/45246 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus comprising:
an integrated circuit device comprising at least two frequency selective circuits, where each frequency selective circuit comprises at least one inductor element; and
a plurality of metallization walls, wherein each metallization wall encloses a respective inductor element of the at least one inductor element and reduces mutual coupling between the inductor elements of the at least two frequency selective circuits.