Title:
LOUDSPEAKER AND ROLLABLE ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/021169
Kind Code:
A1
Abstract:
The embodiments of the present invention provide a loudspeaker and rollable electronic device provided with the loudspeaker. The loudspeaker comprises a housing, a loudspeaker unit and an inverted tube; the housing is provided with an accommodating cavity, a first side wall of the accommodating cavity being provided with a first sound-emitting hole, a second side wall being provided with a via hole, and the first side wall being connected to the second side wall; the loudspeaker unit is provided in the accommodating cavity; the inverted tube is located on the exterior of the housing and is connected to the second side wall, the inverted tube extends along the length direction of the second side wall, and the inverted tube is provided with an inverted channel and a second sound-emitting hole that communicates with the inverted channel; the inverted channel communicates with the accommodating cavity by means of the via hole; the second sound-emitting hole faces the side on which the first sound-emitting hole is located or deviates from the side on which the first sound-emitting hole is located; the inverted tube can be compressed along the direction close to the second side wall or stretched along the direction away from the second side wall, so that the inverted tube is blocked or connected. According to said arrangement, a better acoustic experience can be achieved by stretching or compressing the inverted tube.
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Inventors:
YANG HUHU (CN)
WEI WEI (CN)
YIN ZHAOYU (CN)
WEI WEI (CN)
YIN ZHAOYU (CN)
Application Number:
PCT/CN2022/111791
Publication Date:
February 01, 2024
Filing Date:
August 11, 2022
Export Citation:
Assignee:
AAC MICROTECH CHANGZHOU CO LTD (CN)
International Classes:
H04R1/20; H04R5/02
Foreign References:
| CN110809206A | 2020-02-18 | |||
| CN113132836A | 2021-07-16 | |||
| CN113286025A | 2021-08-20 | |||
| CN113301191A | 2021-08-24 | |||
| CN102006529A | 2011-04-06 | |||
| CN107360484A | 2017-11-17 | |||
| CN110971732A | 2020-04-07 | |||
| JPS641396A | 1989-01-05 |
Attorney, Agent or Firm:
UNI-INTEL PATENT AND TRADEMARK LAW FIRM (CN)
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