Aac Technologies Pte. Ltd.

Aac Microtech (Changzhou) Co, , Ltd.

Aac Acoustic Technologies (Shenzhen) Co., Ltd.

Aac Technologies (Nanjing) Co., Ltd.

Lubin Mao

Hongxing Wang

Yun Tang

Shun Guo

Fei Hou

Jie Ma

Ziang Li

Rongguan Zhou

Zhiyong Cui

Zhaoxian Chen

Yao Wang

Xingzhi Huang

Wei Song

Fanghua Ling

Kejia Liu

Bo Xiao

Ronglin Linghu

Wenli Wang

Huan Ge

Chengxia Ji

Dong Lu

Jiwei Ge

Zijie Zhang

Tao Zhang

Rongrong Wu

Cheng Zhou

Zixu Hua

Biming Zhang

Fan Zhang

A multi-functional feedback device, a haptic feedback system, and augmented reality (AR)/virtual reality (VR) glasses are provided. In the multi-functional feedback device, a vibration unit and a touch unit are assembled in a housing and share a magnetic circuit unit, which not only realizes transmission of a sound signal, but also realizes haptic feedback through a vibration signal, achieving a multi-functional feedback effect. Due to sharing a same magnetic circuit unit, costs can be saved, and an occupied space can be saved. The haptic feedback system includes the multi-functional feedback device. The vibration unit and the touch unit can be separate power amplifiers or a common power amplifier. In the AR/VR glasses, the haptic feedback system is assembled in a glasses frame, which can realize a reminder through vibration or sound on a head when used by a user, so as to meet diverse requirements.

Multi-functional feedback device, haptic feedback system, and AR/VR glass

A linear vibration motor includes a vibration assembly including a mass block and a magnet assembly fixed to the mass block; and a stator assembly including an iron core and a coil. The iron core includes an iron core body and an extending structure. The extending structure includes first extending portions, first claw poles bending and extending from the first extending portions to a second end portion, second extending portions extending from the second end portion, and second claw poles bending and extending from the second extending portions. The first and the second claw poles are arranged at intervals along a vibration direction and directly face towards the magnet assembly. With the first and the second claw poles staggered along the vibration direction, the thickness of the linear vibration motor is reduced while ensuring sufficient driving force, so that it can be better applied to light and thin mobile terminals.

Linear vibration motor

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

A multi-functional sound-generating device, including an enclosure with an accommodating space and a sound outlet, a sound-generating unit in the accommodating space and a motor assembly. The sound-generating unit includes a cone frame fixed to the enclosure, a vibration system and a magnetic circuit system fixed to the cone frame. The magnetic circuit system has a magnetic gap, and can drive the vibration system to vibrate. The motor assembly includes a motor drive unit at periphery of the magnetic circuit system and spaced from the vibration system, and an elastic member fixed to the enclosure and configured to suspend the magnetic circuit system in the accommodating space. The motor drive unit can drive the magnetic circuit system to vibrate, and includes an iron core fixed to the enclosure and spaced from the vibration system and a ring-shaped solenoid fixed to the iron core.

Multi-functional sound-generating device

A vibration feedback device, a handheld communication device including the same and a wearable device. The vibration feedback device is provided on a frame and includes a button fixed to the frame; a sensor for detecting a pressing state of the button; and a vibration motor fixed to the frame and arranged below the button. The frame includes an outer side surface, an inner side surface, and a mounting hole penetrating through the outer and inner side surfaces; the vibration motor includes a stator fixed to the inner side surface, an antenna arranged in the mounting hole, and an elastic connection member connecting the antenna to the stator; and a direction of a pressing force of the button is perpendicular to a vibrating direction of the antenna. The vibration feedback device provides a vibration feedback that is different from the direction of the pressing force and is diversified.

Vibration feedback device, handheld communication device, and wearable device

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 multifunctional sound device includes a housing, a sound unit, and a motor assembly. The sound unit includes a frame, a vibration system, and a magnetic circuit system. The motor assembly includes a vibration unit and elastic components. The vibration unit includes driving coils and a mass block. The driving coils are fixed to the mass block and located in a magnetic field range of the magnetic circuit system. The mass block is made of conductive materials. The driving coils interact with the magnetic circuit system to enable the vibration unit to vibrate in a reciprocating mode after the driving coils are energized. Compared with related art, the multifunctional sound device is small in overall thickness and size, large in electromagnetic damping of a magnetic circuit, easy to assemble, and excellent in acoustic performance.

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 multifunctional sounding device provided by the present disclosure includes a housing body, a sounding unit and a vibration assembly. The sounding unit includes a frame, a vibration system fixed on the frame, and a magnetic circuit system that drives the vibration system to vibrate and produce sound in a first direction. The vibrator surrounds the outside of the magnetic circuit system with space. The coil assembly interacts with the magnetic circuit system to drive the vibrator to vibrate in a second direction perpendicular to the first direction. The coil assembly includes an iron core fixed to the vibrator and a coil wrapped around the iron core. The multifunctional sounding device of the present disclosure has a small thickness and low production cost.

Multifunctional sounding device

The invention provides a multifunctional sounding device, which includes a housing with a containment space and a sounding unit suspended in the containment space. The sounding unit includes a frame, a vibration system and a magnetic circuit system. The magnetic circuit system includes a main magnet and a secondary magnet. The multifunctional sounding device further includes a coil. The sounding unit of the present invention is a motor vibrator, the coil is a motor stator, and the magnetic circuit system can drive the vibration system to vibrate to realize the sound production function of the speaker. This allows the to motor and the speaker to share a set of the magnetic circuit system, which is easy to assemble, lower in cost, and saves space for the whole device.

A multifunctional speaker device is provided and includes a housing with an accommodating space, a sounder in the accommodating space, a motor assembly, and an auxiliary magnetic circuit unit. The sounder includes a frame, a vibration unit, and a magnetic circuit unit. The motor assembly includes an elastic member and a vibrator including driving coils. The vibrator. The driving coils are located at a side of the magnetic circuit unit away from the vibration unit. The auxiliary magnetic circuit unit is fixed to a side of the housing away from the vibrator and is directly opposite to and spaced apart from the magnetic circuit unit. The driving coils are spaced apart from each other between the magnetic circuit unit and the auxiliary magnetic circuit unit. The multifunctional speaker device provided by the disclosure can greatly enhance performance of the motor and sounder, and achieve good user experience.

Multifunctional speaker device

The present invention provides a vibrating motor, an electronic device, and a control method. The vibrating motor includes a housing, a vibrator assembly and a solenoid assembly. The vibrator assembly includes a mass block defining an accommodating cavity and magnets accommodated in accommodating cavity. The mass block are elastically connected to the housing. The magnets are magnetized for providing driving forces in a first direction and a second direction. The first direction is perpendicular to the second direction. The vibrator assembly vibrates along the first direction at a first vibration frequency. The vibrator assembly vibrates along the second direction at a second vibration frequency, or the solenoid assembly vibrates along the second direction at a third vibration frequency. The vibrating motor provide vibration senses in different directions and provide large vibration senses for different application scenarios, which is conducive to realization of multiple vibration feedback.

Vibrating motor, electronic device, and control method

A haptic vibration device includes a stator assembly, a vibrator assembly, and a touch-control assembly. The touch-control assembly can detect a pressing information in a first direction. The stator assembly includes a fixing frame assembly, and a magnetic circuit system fixed to the fixing frame assembly and having a magnetic gap. The vibrator assembly includes a shell elastically connected to the fixing frame assembly and provided outside the magnetic circuit system, and a solenoid assembly located in the magnetic gap. The magnetic circuit system can drive the solenoid assembly to reciprocate in a second direction with an angle to the first direction. A terminal and a control method are provided. The haptic vibration device can reduce the effect of the driving force in the non-pressing direction on the whole device, and has small space requirement for the terminal device in the pressing direction, and is suitable for various terminal devices.

Haptic vibration device, terminal device and control method

The present disclosure discloses a vibration device includes a housing with a receiving space; and a vibration unit received in the receiving space, including an elastic support member; a stator fixed to the housing, including one of a coil and a magnet fixed to the housing; a vibrator suspended by the elastic support member, including the other of the coil and the magnet; and a battery suspended by the elastic support member; wherein the coil and the magnet interact to drive the vibrator to vibrate relative to the stator for generating haptic feedback. The vibration device in the present disclosure has higher space utilization rate and lower cost.

Vibration device

A multifunctional sound device includes a housing, a sound unit, a vibrator, and a coil. The housing includes an accommodating cavity, and the sound unit is suspended in the accommodating cavity. The sound unit includes a frame, a vibration system, and a magnetic circuit system. The vibration system is fixed in the frame, and the magnetic circuit system drives the vibration system to vibrate and generate sound along a first direction, where the magnetic circuit system includes a magnetic gap. Since the speaker and the motor share one magnetic system, the sound unit and the vibrator are assembled in the housing, which greatly reduces occupied space. The sound unit and the vibrator form a dual-vibration system, and the sound unit cooperatively vibrates with the vibrator in addition to generating sound, which improves vibration effects and further avoids adding other components, thereby saving space.

Growing community of inventors

Shenzhen, China

Lubin Mao