- Patent Title: Controllable playback system offering hierarchical playback options
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Application No.: US14674266Application Date: 2015-03-31
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Publication No.: US09794686B2Publication Date: 2017-10-17
- Inventor: Mikko T. Tammi , Miikka T. Vilermo
- Applicant: Nokia Technologies Oy
- Applicant Address: FI Espoo
- Assignee: Nokia Technologies Oy
- Current Assignee: Nokia Technologies Oy
- Current Assignee Address: FI Espoo
- Agency: Harrington & Smith
- Main IPC: H04R3/00
- IPC: H04R3/00 ; H04R1/40 ; H04R3/12 ; H04R5/027 ; H04R5/04

Abstract:
A first apparatus performs the following: determining, using microphone signals corresponding to a left microphone signal from a left microphone and a right microphone signal from a right microphone and using at least one further microphone signal, directional information of the left and right microphone signals corresponding to a location of a sound source; outputting a first signal corresponding to the left microphone signal; outputting a second signal corresponding to the right microphone signal; and outputting a third signal corresponding to the determined directional information. A second apparatus performs the following: determining, using microphone signals corresponding to a left microphone signal from a left microphone and a right microphone signal from a right microphone and using at least one further microphone signal, directional information of the left and right microphone signals corresponding to a location of a sound source; converting the left microphone signal, the right microphone signal and the directional information into a high quality left microphone signal and a high quality right microphone signal; and outputting a first signal corresponding to the high quality left microphone signal; and outputting a second signal corresponding to the high quality right microphone signal. Additional apparatus, program products, and methods are disclosed.
Public/Granted literature
- US20150208168A1 Controllable Playback System Offering Hierarchical Playback Options Public/Granted day:2015-07-23
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