Patent ID: 11917360
Assignee: nan
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. A loudspeaker cabinet, shaped as a sound bar, comprising:
a front panel;
a back panel;
a top panel physically coupled with the front panel and the back panel;
a bottom panel physically coupled with the front panel and the back panel;
wherein the front panel, back panel, top panel, and bottom panel jointly enclose a cabinet cavity, the cabinet cavity having a first opening substantially at a first side end and a second opening substantially at a second side end;
a speaker driver mounted in the front panel;
damping material with a material density and a fill density inside the cabinet cavity; and
the fill density is within a fill density range from 2.1 to 5% of the material density;
wherein:
a ratio of a first perimeter of the cabinet cavity at the first end divided by a second perimeter of the cabinet cavity at the second end is less than eight tenths (0.8);
a ratio of a length of the cabinet cavity divided by the second perimeter is at least two (2); and
an inside of the front panel and an inside of the back panel are tilted towards each other, and/or an inside of the top panel and an inside of the bottom panel are tilted toward each other.