US 12,452,570 B2
Audiovisual presentation device and signal processing device
Yoshiyuki Kuroda, Tokyo (JP); Go Igarashi, Tokyo (JP); Naoki Shinmen, Tokyo (JP); Masaki Kamata, Tokyo (JP); and Kohei Asada, Tokyo (JP)
Assigned to SONY GROUP CORPORATION, Tokyo (JP)
Appl. No. 18/251,740
Filed by SONY GROUP CORPORATION, Tokyo (JP)
PCT Filed Oct. 29, 2021, PCT No. PCT/JP2021/039944
§ 371(c)(1), (2) Date May 4, 2023,
PCT Pub. No. WO2022/102431, PCT Pub. Date May 19, 2022.
Claims priority of application No. 2020-189495 (JP), filed on Nov. 13, 2020.
Prior Publication US 2023/0412955 A1, Dec. 21, 2023
Int. Cl. H04R 1/02 (2006.01); H04R 3/12 (2006.01)
CPC H04R 1/028 (2013.01) [H04R 1/026 (2013.01); H04R 3/12 (2013.01)] 13 Claims
OG exemplary drawing
 
1. An audiovisual presentation device, comprising:
a display unit that includes a substrate, wherein
the substrate includes light-emitting elements and a plurality of fine holes,
the light-emitting elements are arranged in first array on the substrate to display a video, and
the plurality of fine holes is in the substrate;
a first speaker unit that includes a plurality of speakers and a first air chamber, wherein the plurality of speakers is configured to output sound based on an audio signal to the first air chamber;
a plurality of sound conduits that connects the first air chamber to the plurality of fine holes; and
a plurality of opening and closing mechanisms configured to individually open or close each of the plurality of sound conduits.