Search International and National Patent Collections

1. (WO2018084770) METHODS AND SYSTEMS FOR DETERMINING AND/OR USING AN AUDIO FILTER BASED ON HEAD-TRACKING DATA

Pub. No.:    WO/2018/084770    International Application No.:    PCT/SE2017/051043
Publication Date: Sat May 12 01:59:59 CEST 2018 International Filing Date: Wed Oct 25 01:59:59 CEST 2017
IPC: H04S 7/00
G06F 3/01
Applicants: DIRAC RESEARCH AB
Inventors: CASIMIRO ERICSSON, Nilo
SMAILAGIC, Sead
Title: METHODS AND SYSTEMS FOR DETERMINING AND/OR USING AN AUDIO FILTER BASED ON HEAD-TRACKING DATA
Abstract:
There is provided a method for determining an audio filter. The method comprises obtaining (S1 ) head-tracking data representing a head pose, also referred to as a head position, relative to a torso pose of an intended subject, and selecting (S2) a representation of a Head Related Transfer Function, HRTF, from a HRTF database, based on the head-tracking data and information representative of the position and/or direction of a sound source. The method also comprises determining (S3) the audio filter based on the selected HRTF representation.