US 11,869,689 B2
Incorporation of oxides into ferrite material for improved radio radiofrequency properties
Michael David Hill, Frederick, MD (US)
Assigned to Skyworks Solutions, Inc., Irvine, CA (US)
Filed by Skyworks Solutions, Inc., Irvine, CA (US)
Filed on Mar. 8, 2021, as Appl. No. 17/195,414.
Application 17/195,414 is a continuation of application No. 16/294,151, filed on Mar. 6, 2019, granted, now 10,971,288.
Application 16/294,151 is a continuation of application No. 14/887,773, filed on Oct. 20, 2015, granted, now 10,276,287, issued on Apr. 30, 2019.
Claims priority of provisional application 62/068,139, filed on Oct. 24, 2014.
Claims priority of provisional application 62/068,146, filed on Oct. 24, 2014.
Claims priority of provisional application 62/068,147, filed on Oct. 24, 2014.
Claims priority of provisional application 62/068,151, filed on Oct. 24, 2014.
Prior Publication US 2021/0304928 A1, Sep. 30, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H01F 1/01 (2006.01); C04B 35/26 (2006.01); H01F 1/34 (2006.01); H01F 1/10 (2006.01); H01Q 1/36 (2006.01); H01F 1/36 (2006.01); H01Q 7/06 (2006.01)
CPC H01F 1/01 (2013.01) [C04B 35/26 (2013.01); C04B 35/2633 (2013.01); H01F 1/10 (2013.01); H01F 1/348 (2013.01); H01F 1/36 (2013.01); H01Q 1/36 (2013.01); H01Q 1/364 (2013.01); H01Q 7/06 (2013.01); C04B 2235/3201 (2013.01); C04B 2235/3213 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3224 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/3229 (2013.01); C04B 2235/3232 (2013.01); C04B 2235/3241 (2013.01); C04B 2235/3244 (2013.01); C04B 2235/3262 (2013.01); C04B 2235/3275 (2013.01); C04B 2235/3286 (2013.01); C04B 2235/3287 (2013.01); C04B 2235/3293 (2013.01); C04B 2235/3418 (2013.01); C04B 2235/767 (2013.01); C04B 2235/80 (2013.01)] 22 Claims
 
1. A hexagonal ferrite material, the material comprising:
a Y-phase hexagonal ferrite having a composition Sr1.6Na0.4Co1.6Sc0.4Fe11O22; and
an oxide having a composition Sr3Co2Fe24O41.