ACOUSTIC LENS AND SPEAKER SYSTEM - PANASONIC IP MAN CO LTD

Title:

ACOUSTIC LENS AND SPEAKER SYSTEM

Document Type and Number:

WIPO Patent Application WO/2023/219054

Kind Code:

A1

Abstract:

An acoustic lens (1) comprises a plurality of first partition plates (11) arranged at intervals in the traveling direction of sound waves emitted from a speaker. The plurality of first partition plates (11) each have a plurality of holes (110) through which the sound waves pass. The plurality of first partition plates (11) differ from each other in length (l1) in a first direction (d1).

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Inventors:

NAKAHASHI KOTA
SAIKI SHUJI
KAWAMURA AKIHISA
TAKAYAMA SATOSHI

Application Number:

PCT/JP2023/017255

Publication Date:

November 16, 2023

Filing Date:

May 08, 2023

Export Citation:

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Assignee:

PANASONIC IP MAN CO LTD (JP)

International Classes:

H04R1/34; G10K11/30

Foreign References:

JPS49115310A	1974-11-05
JPS4984017U	1974-07-20

Attorney, Agent or Firm:

NII, Hiromori et al. (JP)

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