Patent ID: 8842866
Filing Date: 2014-09-23
Classification: H04R

Abstract:
1. A loudspeaker system comprising: a front loudspeaker enclosure having at least one first loudspeaker, the front loudspeaker enclosure having a closed rear wall; and a rear loudspeaker enclosure arranged at the rear wall of the front loudspeaker enclosure and having at least one second loudspeaker, wherein the rear loudspeaker enclosure is a bandpass enclosure, and the first loudspeaker and the second loudspeaker are operated by a same drive signal, and the loudspeaker system has a cardioid radiation pattern or a hypercardioid radiation pattern, and the frequency response, arising at a listening location at the rear of the loudspeaker system, of the sound source formed from the bandpass enclosure with the second loudspeaker is in tune with the frequency response, arising at the listening location, of the sound source formed from the front loudspeaker enclosure with the first loudspeaker such that the two frequency responses essentially match in the low-pass range of the bandpass filter.