DISPLAY APPARATUS AND MULTI-CHANNEL AUDIO DEVICE SYSTEM

WIPO Patent Application WO/2022/160918

A1

Disclosed in some embodiments are a display apparatus and a multi-channel audio device system. The display apparatus comprises: a display, which comprises a screen configured to present a picture and a housing configured to support the screen, wherein the screen and the housing define a hollow area in a surrounding manner; a loudspeaker, which is disposed in the hollow area, and which comprises a vibration part configured to vibrate to produce a sound, and a cavity with the bottom connected to the vibration part in a sealed manner, wherein the cavity comprises a first portion and a second portion which are parallel to the screen and are fitted with each other, the bottom of the first portion is connected to the vibration part in a sealed manner, the first portion is in a straight cylinder shape, and the second portion is configured to radiate the sound propagated by the first portion to the exterior of the hollow area; and a controller, which is configured to control the screen to present the picture, and control the vibration part to vibrate to produce the sound.

WANG HAIYING (CN)
LIU SHAOWEI (CN)
LI KUIBAO (CN)
JIANG YUANEN (CN)
ZONG MIN (CN)
SONG YONGGANG (CN)
XIAO JINLI (CN)

PCT/CN2021/134456

August 04, 2022

November 30, 2021

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HISENSE VISUAL TECH CO LTD (CN)

G09F27/00; H04R9/06

CN112637732A	2021-04-09
CN213339098U	2021-06-01
US20200196046A1	2020-06-18
CN103533480A	2014-01-22
CN209030416U	2019-06-25
CN111757171A	2020-10-09
CN110602614A	2019-12-20
CN105282668A	2016-01-27
CN201069881Y	2008-06-04
CN111970613A	2020-11-20
CN102857857A	2013-01-02
CN112261405A	2021-01-22

TDIP & PARTNERS (CN)

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