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1. CN102473404 - 可控制的声学变换器

Office China
Application Number 201080029602.X
Application Date 26.03.2010
Publication Number 102473404
Publication Date 23.05.2012
Publication Kind A
IPC
G10K 11/00
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
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 诺基亚公司
Inventors M·叙万托
K·奥茨坎
Agents 北京市金杜律师事务所 11256
北京市金杜律师事务所 11256
Priority Data 12459233 29.06.2009 US
Title
(ZH) 可控制的声学变换器
Abstract
(ZH)

一种装置包括:声学变换器,以及耦合至该声学变换器的声音通道,该声音通道包括具有电可控的形状的元件;其中该元件的形状是电可控的以改变该声音通道的声学属性。

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