SPEAKER DEVICE - CANON DENSHI KK

Title:

SPEAKER DEVICE

Document Type and Number:

Japanese Patent JP2023095790

Kind Code:

A

Abstract:

To solve the problem in which a conventional wireless speaker has a woofer and a passive radiator located on a bottom face of the device, which affects sound quality such as in a case where vibration of sound is transmitted to a placement stand such as a desk to generate chattering sound.SOLUTION: A speaker 1 with illumination has a speaker unit 12 that has a speaker 125 therein, and a battery unit 13 that is connected to a lower part of the speaker unit 12. The speaker unit 12 is provided, in its housing, with the speaker 125 to output sound toward an upper part of the housing, and is further provided with a passive radiator 126 in the housing and on the back side of the speaker 125. An exit of the passive radiator 126 faces an inclined surface on which a distance to the exit is increased toward the outside in a radial direction of the housing provided on an upper part of the battery unit 13.SELECTED DRAWING: Figure 10

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