Abstract: The present disclosure provides an apparatus for audio signal output. The apparatus may include a bone conduction assembly configured to generate a bone conduction acoustic wave. The apparatus may include an air conduction assembly configured to generate an air conduction acoustic wave, the bone conduction acoustic wave and the air conduction acoustic wave may represent a same audio signal. The apparatus may include a phase difference between bone conduction acoustic wave and the air conduction acoustic wave may be smaller than a threshold. The apparatus may include a housing configured to accommodate at least a portion of the bone conduction assembly and the air conduction assembly.

Abstract: An acoustic output device is provided. The acoustic output device may include an acoustic output unit and an ear hook, wherein the ear hook may suspend the acoustic output unit near an ear of a user, and the ear hook may be provided with a volume-deformable flexible sealed cavity configured to detect a pressure exerted on the ear hook when the user wears the acoustic output device.

Abstract: This present disclosure discloses an acoustic output device comprising: an acoustic driver that includes a diaphragm and a magnetic circuit structure, wherein a side of the diaphragm facing away from the magnetic circuit structure forms a front side of the acoustic driver, a side of the magnetic circuit structure facing away from the diaphragm forms a back side of the acoustic driver, the diaphragm vibrates so that the acoustic driver radiates sound outward from its front and back, respectively; a housing structure configured to carry the acoustic driver, wherein the back side of the acoustic driver and the housing structure form a back cavity, and different side walls of the back cavity are connected by a curved structure; the housing structure includes at least one sound outlet hole, the at least one sound outlet hole is acoustically coupled with the back cavity.

Abstract: The present disclosure relates to a waterproof open earphone. The waterproof open earphone may include a housing, at least one button, at least one elastic pad, and at least one pair of speaker units. The housing may be placed on a head or at least one ear of a user while not blocking an ear canal of the user. The at least one button may be set on the housing, wherein each of the at least one button corresponds to a button hole. The at least one elastic pad may correspond to the at least one button, respectively, wherein each elastic pad prevents the corresponding button from moving relative to the button hole. Each pair of the at least one pair of speaker units may generate sound within a frequency range from two sound guiding holes through two sound guiding tubes.

Abstract: An open earphone comprising a sound production component and an ear hook is provided. The ear hook includes a first portion and a second portion. The first portion is hung between an auricle and the head of a user, the second portion extends toward a front outer side of the auricle and connects to the sound production component, and the sound production component is located close to an ear canal but does not block the ear canal opening. The open earphone and the auricle have a first projection and an eighth projection on a sagittal plane, respectively, a centroid of a portion of the first projection corresponding to the sound production component have a first distance to a highest point of the eighth projection in a vertical axis direction, and a ratio of the first distance to a height of the eighth projection is within a range of 0.35-0.

Abstract: A sensing device may be provided. The sensing device may include a flexible sealing structure and a pressure sensing unit. The flexible sealing structure is provided at a joint of a user, and the flexible sealing structure is filled with fluid inside. The pressure sensing unit is in fluid communication with the flexible sealing structure. A pressure of the fluid inside the flexible sealing structure changes in response to a deformation of the joint of the user, and the pressure sensing unit converts a change in the pressure of the fluid into an electrical signal.

Abstract: A noise reduction system is provided. The noise reduction system may include a sub-band noise sensor, a plurality of sub-band noise reduction modules, and an output module. The sub-band noise sensor may be configured to detect a noise and generate a plurality of sub-band noise signals in response to the detected noise. Each of the plurality of sub-band noise signals may have a distinctive sub-band of the frequency band of the noise. Each of the sub-band noise reduction modules may be configured to receive one of the sub-band noise signals from the sub-band noise sensor and generate a sub-band noise correction signal for reducing the received sub-band noise signal. The output module may be configured to receive the sub-band noise correction signals and output a noise correction signal for reducing the noise based on the sub-band noise correction signals.

Abstract: An information display method, an information display apparatus, and an electronic device are provided. The information display method includes: acquiring a first interactive message card forwarded by a first terminal device, where the first interactive message card displayed by the first terminal device includes a data submission control element used to collect user data in response to an user interaction operation and send the collected user data to another electronic device; generating a second interactive message card based on the first interactive message card, where a data submission control element in the second interactive message card does not have a data collection function; and displaying the second interactive message card.

Abstract: Embodiments of the disclosure provides a method, an apparatus and a device for displaying a feed flow. The method includes: presenting a feed flow interface; displaying a video content corresponding to a first feed flow element in the feed flow in the feed flow interface, a type of the first feed flow element being a video type; in response to detecting a predetermined swipe operation input by a user in the feed flow interface, determining a second feed flow element to be displayed in the feed flow; in response to a type of the second feed flow element being an interactive type, loading an interactive material of an interactive content recommended by the second feed flow element into the Web View container; displaying an interaction process of the interactive content in the feed flow interface, the interaction process presenting a process of the interactive material changing with an interaction operation.

Abstract: According to the embodiments of the present disclosure, a method, apparatus, device, and storage medium for information processing are provided. The method includes in the presence of a first page collection, receiving a first instruction from a user through an interaction window between the user and a digital assistant, the first page collection comprising at least one page; and performing a target operation corresponding to the first instruction based on the first page collection. Therefore, the digital assistant can be applied in scenarios where there is a page collection, in order to provide users with convenient and efficient services.

Abstract: The present disclosure provides a vibration component, comprising an elastic element. The elastic element includes a central region, a folded ring region disposed at a periphery of the central region, and a fixed region disposed at a periphery of the folded ring region. The elastic element is configured to vibrate in a direction perpendicular to the central region. The central region includes an elastic member and a reinforcing member stacked in a vibration direction. The reinforcing member is provided with a plurality of groove structures whose openings face the elastic member.

Abstract: The present disclosure provides an acoustic output apparatus including one or more status sensors, at least one low-frequency acoustic driver, at least one high-frequency acoustic driver, at least two first sound guiding holes, and at least two second sound guiding holes. The status sensors may detect status information of a user. The low-frequency acoustic driver may generate at least one first sound, a frequency of which is within a first frequency range. The high-frequency acoustic driver may generate at least one second sound, a frequency of which is within a second frequency range including at least one frequency exceeding the first frequency range. The first and second sound guiding holes may output the first and second spatial sound, respectively. The first and second sound may be generated based on the status information, and may simulate a target sound coming from at least one virtual direction with respect to the user.

Abstract: The present disclosure discloses an acoustic output apparatus. The acoustic output apparatus may include at least one acoustic driver. The at least one acoustic driver may generate sound that is output through at least two sound guiding holes. Further, the acoustic output apparatus may include a supporting structure. The supporting structure may be configured to support the at least one acoustic driver. A baffle may be disposed between the at least two sound guiding holes. The baffle may increase an acoustic distance from at least one sound guiding hole of the at least two sound guiding holes to a user's ear.

Abstract: Embodiments of the disclosure provide a method, an apparatus, and a device for displaying a feed flow, storage medium, and a program. The method includes: presenting a feed flow interface; in response to detecting a predetermined swipe operation input by a user in the feed flow interface, determining a target feed flow element to be displayed from a plurality of feed flow elements included in the feed flow; in response to a type of the target feed flow element being an interactive type, displaying an interaction process of an interactive content recommended by the target feed flow element in the feed flow interface; wherein the interaction process is formed based on an interactive material of the interactive content and an interaction operation input by the user for the interactive material, the interaction process indicating an interaction process of using the interactive content.

Abstract: The present disclosure application relates to a transducer, a loudspeaker, and an acoustic output device. The transducer comprises: a magnetic circuit system, the magnetic circuit system including a magnet assembly and a magnetically conductive cover, the magnetically conductive cover at least partially surrounding the magnet assembly; a vibration plate, the vibration plate including a first vibration plate and a second vibration plate, wherein the first vibration plate and the second vibration plate are respectively disposed on two sides of the magnet assembly along a vibration direction of the transducer, and the first vibration plate and the second vibration plate are configured to elastically support the magnet assembly; and a coil disposed in the magnetic circuit system, wherein the coil is within a magnetic field range of the magnet assembly, and an overall direct current (DC) impedance of the coil is in a range of 6?-10?.

Abstract: Systems, methods, and computer-readable media are provided for performing image segmentation with depth filtering. In some examples, a method can include obtaining a frame capturing a scene: generating, based on the frame, a first segmentation map including a target segmentation mask identifying a target of interest and one or more background masks identifying one or more background regions of the frame; and generating a second segmentation map including the first segmentation map with the one or more background masks filtered out, the one or more background masks being filtered from the first segmentation map based on a depth map associated with the frame.

Abstract: Embodiments of the present disclosure provide a speaker. The speaker may include a driving unit, a vibrating unit, a vibration transmission part, and a housing. The driving unit may be configured to generate vibrations under the drive of an electrical signal. The vibration transmission part may be connected to the driving unit and the vibrating unit, and configured to transmit the vibrations to the vibrating unit to produce sound radiated outwardly. The housing may be configured to accommodate the driving unit, the vibrating unit, and the vibration transmission part.

Abstract: Methods and apparatus are described herein related to improving the sound quality of a bone conduction speaker. The sound quality of the bone conduction speaker is adjusted in the sound generation, sound transferring, and sound receiving of the bone conduction speaker by designing vibration generation manners and vibration transfer structures.

Abstract: Embodiments of the present disclosure provide a method for monitoring user's running and a signal collection device. The method may include: obtaining an electromyographic (EMG) signal of a leg muscle of a user when the user is running; identifying a plurality of feature values of the EMG signal in a plurality of target time intervals; and in response to that the plurality of feature values satisfy a preset condition, generating running feedback information.

Abstract: A touch sensing device may include an air pressure sensor having a hole portion, an interior of the air pressure sensor being in flow communication with an exterior of the air pressure sensor through the hole portion; and a sealing structure being in flow communication with the air pressure sensor. The sealing structure and the air pressure sensor may form a cavity, the cavity being in flow communication with the interior of the air pressure sensor through the hole portion. A part of the cavity enclosed by the sealing structure may deform under user contact, and the deformation may cause a change of an air pressure change at the cavity. The air pressure sensor may receive the change of the air pressure at the cavity through the hole portion and convert the change of the air pressure into an electrical signal.