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1. (WO2015130086) METHOD AND DEVICE FOR PLAYING 3D SOUND

Pub. No.:    WO/2015/130086    International Application No.:    PCT/KR2015/001842
Publication Date: 2015-9-3 International Filing Date: 2015-2-25
IPC: H04S 5/00
H04S 7/00
Applicants: SAMSUNG ELECTRONICS CO., LTD.
삼성전자 주식회사
Inventors: SONG, Seongwook
송성욱
MOON, Hangil
문한길
Title: METHOD AND DEVICE FOR PLAYING 3D SOUND
Abstract:
The present invention relates to a device and a method for playing 3D sound by means of a speaker and one or more microphones. A method for playing 3D sound according to the present invention comprises the steps of: receiving through wire or wireless communication a first signal which is an audio signal comprising any one of left directional information and right directional information and a second signal which is an audio signal comprising the other one of the left directional information and the right directional information; receiving through microphones a third signal that is being output from an external speaker; determining, on the basis of the first signal and the third signal, an offset variable of a fourth signal that is to be output from the speaker; and generating the fourth signal from the second signal by means of the determined variable.