Huawei Technologies Co., Limited

Aac Technologies Pte. Ltd.

Aac Microtech (changzhou) Co, , Ltd.

Aac Acoustic Technologies (shenzhen) Co., Ltd.

Aac Technologies (nanjing) Co., Ltd.

Byd Company Limited

Extreme Networks, Inc.

Stmicroelectronics (shenzhen) R&d Co. Ltd.

Aerohive Networks, Inc.

American Audio Components Inc.

Chervon Limited

Venus Medtech (hangzhou) Inc.

Wei Song

Fan Zhang

Xin Jin

Ronglin Linghu

Zhiwei Zhong

Shuwen Wu

Bo Xiao

Lubin Mao

Yun Tang

Zhang Ren

Jin Li

Xingfeng Jiang

Feng Dong

Wei Dong Chen

Xingzhi Huang

Ziang Li

Jie Ma

Jing Hu

Yizhou Li

Qin Wu

Guang Li

Yuming Xie

Xu Zou

Zhenwei Zhang

Yue Yin

Yingjie Gu

Zhiyuan Chen

Lei Zhang

Liang Zhang

Hongxing Wang

Bin Zhao

Wei Wang

Kai Lin Li

Yong Wu

Liang Chen

Yu Zhang

Long He

Tong Zhang

Tizheng Wang

Rongguan Zhou

Changcai Lai

Chenliang Kong

Yi Shao

Xiaoyang Xu

Hao Chen

Qingping Yang

Ming Zheng

Weiwei Tao

Peng Fan

Zhengyi Zhang

Feiran Yang

Hanshu Hong

Haifeng Wu

Furong Xiong

Fangfang Yu

Ping Liang

Kai Li

Liya Zhang

Jianan Wang

Jun Shan

Zitao Wang

Zhongyu Wang

Dongjie Hu

Xiao Shi

Shicai Li

Yongjun Yu

Jialing Hu

Zhijian He

Guojun Li

Kun Han

Yunhu Nie

Yongqing Gan

Haifei Huang

Lina Jin

Xiangyu Shao

David Allan

Fenglai Wang

Houqiang Zhao

Pufeng Zhang

Yuxin Gu

Dali Feng

The present application provides a speaker device, including: a magnetic circuit system including a lower splint; a first main magnetic steel provided with two second through-holes; a sub-magnetic steel spaced apart from the first main magnetic steel to form a first magnetic gap; a pole core, including a pole core body, a pole core wall, a pole core plate and two third through-holes through the pole core plate; a second main magnetic, spaced from the pole core wall to form a second magnetic gap; an upper splint; a second frame; and both ends of the conductive member are fixed to the top of the pole core plate after passing through the first through-hole, the two second through-holes, and the two third through-holes, and electrically connected to the second voice coil. Compared with the related art, the acoustic performance of the speaker device of the present application is superior.

Speaker device

Provided is a vibration motor, including a base, an electromagnetic drive unit, a vibration unit, and a vibration feedback control unit. The electromagnetic drive unit includes a magnet-conducting plate and an elastic assembly. The vibration feedback control unit includes a flexible circuit board, a pressure-sensitive block, and an elastic support member. The flexible circuit board includes a circuit board main body, a first circuit board extension, and a second circuit board extension. The pressure-sensitive block is spaced below the vibration unit. The second circuit board extension is located on the top of the pressure-sensitive block. One end of the elastic support member is fixed to the top of the pressure-sensitive block, and the other end thereof is fixed to the vibration unit for transferring vibrations to the pressure-sensitive block. The vibration motor of the present application has a good vibration effect and a better user experience.

Vibration motor

The present invention provides a coaxial speaker including a fixing member, a magnetic circuit system, a voice coil, a first vibration system connected with the voice coil, and a second vibration system connected with the voice coil and arranged surrounding the first vibration system. The second vibration system locates coaxially with the first vibration system. The first vibration system includes a first diaphragm and a first support connecting the first diaphragm and the voice coil. The second vibration system includes a second diaphragm and a second support connecting the second diaphragm and the voice coil. The first diaphragm is used for generating treble sound. The second diaphragm is used for generating bass sound. Bass sound and treble sound form a full-range speaker, providing high-quality sound. Moreover, the assembly process is simplified by sharing voice coil, which improves assembly efficiency and reduces costs.

Coaxial speaker

A multifunctional sound device includes a housing, a sound unit, and a motor assembly. The sound unit includes a frame, a vibration system, a magnetic circuit system, and a first elastic component. The vibration system includes a vibrating diaphragm and a a voice coil. The voice coil drives the vibrating diaphragm to vibrate and generate sound along a first direction. A first end of the first elastic component is fixed to the frame. A second end of the first elastic component is elastically connected to the magnetic circuit system. The voice coil drives the magnetic circuit system to vibrate along the first direction. A mounting groove is defined on the magnetic circuit system. The motor assembly includes a stator and second elastic components. The stator is fixed to the housing. The stator is spaced apart from the magnetic circuit system and drives the magnetic circuit system to vibrate.

Multifunctional sound device

A data obtaining method includes that a first device generates a first message including a first condition and a first periodicity, where the first condition corresponds to the first periodicity. The first device sends the first message to a second device, so that the second device reports data to the first device based on the first periodicity when the first condition is satisfied.

Dynamic data reporting based on condition and periodicity

The present invention provides a sounding device including a housing body having a containment cavity and a sounding unit placed in the containment cavity. The sounding unit includes a vibration system and a magnetic circuit system. The sounding device includes a box, a coil, a circuit board, and an elastic assembly. The elastic assembly is used to suspend the box in the containment cavity. The present invention coil shares a magnetic circuit system with the vibration system and the sounding unit is directly used as the weight unit of the coil. The parts are shared to the greatest extent, the assembly process is simplified, and the cost is reduced.

Sounding device

A multifunctional sound device includes a housing, a sound unit, a vibrator, and coils. The housing includes an accommodating cavity, and the sound unit is accommodated in the accommodating cavity and is fixedly connected to the housing. The sound unit includes a frame, a vibration system, and a magnetic circuit system. The vibration system is disposed in the frame, and the magnetic circuit system drives the vibration system to reciprocally vibrate and generate sound along a first direction. The sound unit and the vibrator are assembled in the housing and share one magnetic system, which saves space and greatly reduces occupied space. Moreover, the magnetic circuit system interacts with the coils to drive the vibrator to vibrate in the second direction and the third direction, thereby enhancing vibration effect.

The present disclosure provides a multifunctional sounding device, which includes a lower housing, an upper housing and a sounding unit. The sounding unit includes a frame, a vibration system and a magnetic circuit system. The magnetic circuit system includes a main magnetic circuit, a first auxiliary magnetic circuit and a second auxiliary magnetic circuit. The first auxiliary magnetic circuit includes a first auxiliary magnet and a first auxiliary pole plate. The multifunctional sounding device also includes a motor assembly having a vibration unit and an elastic member. The main magnetic circuit, the first auxiliary magnetic circuit and the second auxiliary magnetic circuit are respectively fixed in the lower housing or the upper housing. This is not only beneficial to control the magnetic gap, but also improves production accuracy and product consistency.

Multifunctional sounding device

The present disclosure provides a multifunctional sounding device, which includes a lower housing, an upper housing and a sounding unit. The sounding unit includes a frame, a vibration system and a magnetic circuit system. The magnetic circuit system includes a main magnetic circuit, a first auxiliary magnetic circuit and a second auxiliary magnetic circuit. The first auxiliary magnetic circuit includes a first auxiliary magnet and a first auxiliary pole plate. The first auxiliary pole plate fixes the first auxiliary magnet to the upper housing. The multifunctional sounding device also includes a motor assembly, and the motor assembly includes a vibration unit and an elastic member. The multifunctional sounding device of the present disclosure not only simplifies the fixing method of the magnetic circuit system, but also reduces the dimensional accuracy requirements of the magnetic circuit system, meeting the needs of mass production.

The present disclosure provides a multifunctional sounding device, which includes a housing body with a containment space, and a sounding unit. The housing body is provided with a sound outlet. The sounding unit includes a frame, a vibration system, and a magnetic circuit system. The multifunctional sounding device also includes a motor assembly accommodated in the containment space. The motor assembly includes a vibration unit having a driving coil. The driving coil is positioned on the side of the first auxiliary magnetic circuit away from the vibration system. The main magnetic circuit and the second auxiliary magnetic circuit are fixed to the vibration unit. The first auxiliary magnetic circuit is fixed to the housing body. Compared with related technologies, the multifunctional sounding device in the present disclosure has a small overall thickness and volume, and has excellent acoustic performance.

Speaker

A vibration sounding device includes a housing, a sounding unit, and a motor vibration system. The motor vibration system includes a vibration unit and elastic components, and the vibration unit includes coils. The sounding unit includes a frame, a vibration system, a magnetic circuit system, and a front cover. The vibration system includes a first vibration system and a second vibration system. The first vibration system surrounds the second vibration system and is coaxially disposed with the second vibration system. The first vibration system includes a first vibrating diaphragm and a first voice coil. The second vibration system includes a second vibrating diaphragm and a second voice coil. The magnetic circuit system is fixed to the housing. The magnetic circuit system includes a first magnetic gap and a second magnetic gap. The vibration sounding device is small in overall thickness and in size, and excellent in acoustic performance.

Vibration sounding device

The present invention provides a coaxial speaker including a supporting ring, a magnetic circuit system, a first vibration system, and a second vibration system. The second vibration system locates coaxially with the first vibration system. The first vibration system includes a first diaphragm and a first voice coil. The second vibration system includes a second diaphragm and a second voice coil. The first diaphragm is used for generating treble sound, the second diaphragm is used for generating bass sound. The supporting ring includes a first end portion, a second end portion, and a connecting portion. A projection of the first diaphragm is partially overlapped with a projection of the second diaphragm along a vibrating direction of the coaxial speaker. The treble diaphragm design uses a Z-axis direction vibration space of the bass diaphragm to increase the vibration area to improve the performance.

A transceiver circuit includes a first interface and a second interface that are connected to an optical transceiver device, a receiver circuit, a transmitter circuit, and a compensation circuit. The receiver circuit includes a differential amplifier, where a first phase input terminal of the differential amplifier is coupled to the first interface, and a second phase input terminal of the differential amplifier is coupled to the second interface. The transmitter circuit includes a first transistor, where a terminal of the first transistor is coupled to the second phase input terminal, and another terminal of the first transistor is coupled to a ground terminal. The compensation circuit is configured to provide a leakage path for the first phase input terminal, or provide a compensation current for the second phase input terminal.

Transceiver circuit, and chip and terminal device that use transceiver circuit

Growing community of inventors

Shenzhen, China

Wei Song