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1. WO2011001012 - CONTROLLABLE ACOUSTIC TRANSDUCER

Publication Number WO/2011/001012
Publication Date 06.01.2011
International Application No. PCT/FI2010/050241
International Filing Date 26.03.2010
IPC
G10K 11/00 2006.01
GPHYSICS
10MUSICAL INSTRUMENTS; ACOUSTICS
KSOUND-PRODUCING DEVICES;  METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
11Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
H04R 1/00 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
1Details of transducers
CPC
H04R 1/326
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
1Details of transducers, ; loudspeakers or microphones
20Arrangements for obtaining desired frequency or directional characteristics
32for obtaining desired directional characteristic only
326for microphones
H04R 3/005
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
3Circuits for transducers ; , loudspeakers or microphones
005for combining the signals of two or more microphones
Applicants
  • NOKIA CORPORATION [FI]/[FI] (AllExceptUS)
  • SUVANTO, Mikko [FI]/[FI] (UsOnly)
  • OZCAN, Koray [TR]/[GB] (UsOnly)
Inventors
  • SUVANTO, Mikko
  • OZCAN, Koray
Agents
  • NOKIA CORPORATION
Priority Data
12/459,23329.06.2009US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) CONTROLLABLE ACOUSTIC TRANSDUCER
(FR) TRANSDUCTEUR ACOUSTIQUE COMMANDABLE
Abstract
(EN)
Apparatus comprising: an acoustic transducer, and a sound channel coupled to the acoustic transducer, the sound channel comprising an element having a shape that is electrically controllable, wherein the shape of the element is electrically controllable to change the acoustic properties of the sound channel.
(FR)
L'invention porte sur un appareil comprenant un transducteur acoustique et un canal audio couplé au transducteur acoustique, le canal audio comprenant un élément ayant une forme pouvant être commandée électriquement, la forme de l'élément étant commandable électriquement de façon à modifier les propriétés acoustiques du canal audio.
Also published as
Latest bibliographic data on file with the International Bureau