H - Electricity – 04 – R
Patent
H - Electricity
04
R
179/11
H04R 5/04 (2006.01) H04R 5/033 (2006.01)
Patent
CA 1051350
ABSTRACT OF THE DISCLOSURE A headphone system for reproduction of 2-channel stereophonic signals recorded on a program source with a headphone. A part of each of the right and left channel stereophonic signals is respectively combined with the other channel stereophonic signal through a low pass filter with a cut-off frequency not greater than 400 Hz and an attentuation characteristic of -1.5 to -6 dB/oct and the combined stereo- phonic signals are applied to the headphone. As a result, it is possible to stimulate same acoustic environment with the headphone as that obtained by actually listening to sound waves radiated from two loudspeakers.
242592
Goto Toshiyuki
Saito Hiroshi
Yamada Akitoshi
LandOfFree
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