SOUND EMITTING UNIT, SPEAKER, AND ELECTRONIC TERMINAL

WIPO Patent Application WO/2022/062033

A1

Provided in the present application are a sound emitting unit, a speaker, and an electronic terminal. The sound emitting unit comprises a basket frame having an accommodating cavity, and a magnetic yoke, a first magnetic circuit assembly, a second magnetic circuit assembly, a first vibration system, and a second vibration system accommodated by the basket frame; the magnetic yoke comprises a bottom part fixed to the first magnetic circuit assembly, a side part bendingly extending from a peripheral edge of the bottom part toward the first vibration system, and a top part bendingly extending from an end of the side part away from the bottom part toward the basket frame and fixed to the basket frame; the bottom part and the side part enclosingly form a first mount cavity used for accommodating the first magnetic circuit assembly, the first vibration system is fixed on the top part, and the first magnetic circuit assembly drives the first vibration system to vibrate and emit sound; the basket frame and the magnetic yoke enclosingly form a second mount cavity used for accommodating and fixing the second magnetic circuit assembly, the second vibration system is fixed at an end of the basket frame away from the top part, and the second magnetic circuit assembly drives the second vibration assembly to vibrate and emit sound.

WU JUN (CN)
YANG HUHU (CN)
REN SHENG (CN)

PCT/CN2020/123822

March 31, 2022

October 27, 2020

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AAC ACOUSTIC TECH SHENZHEN CO LTD (CN)
AAC TECHNOLOGIES PTE LTD (SG)

H04R9/06

WO2020001229A1

2020-01-02

CN208638655U	2019-03-22
CN109547898A	2019-03-29
CN110972038A	2020-04-07

SHENZHEN CIPRUN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)

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