US 11,729,545 B2
Loudspeaker, mobile device and method of manufacturing a loudspeaker
Christian Lembacher, Gramatneusiedl (AT); Christoph Schmauder, Vienna (AT); and Gordon Schriefer, Vienna (AT)
Assigned to SSI New Material (Zhenjiang) Co., Ltd., Zhenjiang (CN)
Appl. No. 16/307,141
Filed by SSI New Material (Zhenjiang) Co., Ltd., Zhenjiang (CN)
PCT Filed Jun. 5, 2017, PCT No. PCT/CN2017/087127
§ 371(c)(1), (2) Date Dec. 5, 2018,
PCT Pub. No. WO2017/211244, PCT Pub. Date Dec. 14, 2017.
Claims priority of provisional application 62/346,278, filed on Jun. 6, 2016.
Prior Publication US 2019/0200116 A1, Jun. 27, 2019
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 1/28 (2006.01); C08J 9/00 (2006.01); H04R 1/02 (2006.01)
CPC H04R 1/288 (2013.01) [C08J 9/0066 (2013.01); H04R 1/025 (2013.01); H04R 1/2803 (2013.01); H04R 1/2807 (2013.01); H04R 1/2819 (2013.01); H04R 1/2888 (2013.01); H04R 2499/11 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A loudspeaker, comprising
an enclosure;
at least one dynamic driver mounted in the enclosure; and
at least one porous monolithic block mounted within the enclosure,
wherein at least one of the porous monolithic block comprises first pores having a diameter between 0.7 μm to 30 μm,
wherein the enclosure comprises a plurality of sub-enclosures acoustically coupled to each other, the at least one porous monolithic block being mounted within at least one of the sub-enclosures.