Loudspeaker array sound-reinforcement system and method for generating uniform sound fields
A technology of loudspeaker array and sound reinforcement system, applied in sensor, transducer circuit, sensor parts and other directions, can solve the problem of uneven distribution of sound field and so on
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[0056] The present invention will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.
[0057] Such as figure 1 As shown, a loudspeaker array sound reinforcement system that generates a uniform sound field, the system includes: an input signal processing module 1, a filtering module 2, a multi-channel power amplifier 3 and a loudspeaker array 4;
[0058] The input signal processing module 1 is used to convert the input sound source into a digital audio signal through analog / digital conversion;
[0059] The filtering module 2 includes: a parameter setting unit 201, a filter bank generating unit 202 and a filter bank processing unit 203; the filter bank processing unit 203 includes L filters;
[0060] The parameter setting unit 201 is configured to set the relative position of the speaker array 4 and the target area, set the shape of the speaker array 4, the number L of units and the number M of control points in the target area, ...
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