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Title:
SOUND-OUTPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/114259
Kind Code:
A1
Abstract:
The present application discloses a sound-output device, including a vibration speaker configured to generate a bone-conducted sound wave; and an air-conducted speaker configured to generate an air-conducted sound wave; the sound-output device is configured to output sound waves within a target frequency range, the bone-conducted sound wave includes a high frequency portion of the target frequency range, and the air-conducted sound wave includes a low frequency portion of the target frequency range.

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Inventors:
ZHANG LEI (CN)
FU JUNJIANG (CN)
LIAO FENGYUN (CN)
QI XIN (CN)
Application Number:
PCT/CN2019/125286
Publication Date:
June 17, 2021
Filing Date:
December 13, 2019
Export Citation:
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Assignee:
SHENZHEN VOXTECH CO LTD (CN)
International Classes:
H04R1/10; H04R9/06; H04R25/00
Foreign References:
CN101931837A2010-12-29
CN205454090U2016-08-10
CN1276142A2000-12-06
US20140185837A12014-07-03
EP2453676A12012-05-16
JP6618230B12019-12-11
EP4033774A12022-07-27
US20190104352A12019-04-04
US20060262954A12006-11-23
US20100310084A12010-12-09
Other References:
See also references of EP 4074063A4
Attorney, Agent or Firm:
BEIJING YIFA LAW FIRM (CN)
Download PDF:
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