Abstract: Provided is an acoustic reproduction system capable of setting a sound image localization service area at an arbitrary position even in a case where a sound production direction of a directional sound cannot be changed. An acoustic reproduction system according to the present technology includes a sound producing device that emits a directional sound and a sound reflector positioned between a viewer and a viewing target by the viewer and having a sound reflecting surface that reflects the directional sound emitted by the sound producing device.

Abstract: To provide an edge and the like that improve sound quality. The edge includes an edge-shaped portion that is formed from an inner peripheral portion to an outer peripheral portion, and a groove portion that is formed in the edge-shaped portion and has a peak portion and a valley portion, wherein a ridge line of the valley portion of the groove portion extends from a start point on the inner peripheral portion side to an end point on the outer peripheral portion side so as to draw a continuously changing curve.

Abstract: The present disclosure relates to an audiovisual presentation device and a signal processing device that enable a sound image to be localized on a video displayed on a higher-image-quality screen. A plurality of fine holes provided in a substrate of a display unit in which light-emitting elements for displaying a video are arranged in an array on the substrate, and an air chamber of a speaker unit from which sound is output according to an audio signal are connected by a plurality of sound conduits. Further, the audiovisual presentation device includes a plurality of opening/closing mechanisms for individually opening/closing the plurality of sound conduits, and a plurality of micro speakers arranged in an array on the substrate of the display unit to output a higher-frequency sound than speakers of the speaker unit. The present technology can be applied, for example, to high-image-quality LED displays.

Abstract: An output apparatus according to an embodiment of the present technology includes: one or more display panels; a support member; and an actuator section. The one or more display panels are capable of displaying an image. The support member includes a support portion for supporting the respective one or more display panels. The actuator section is disposed between the one or more display panels and the support portion and vibrates the respective one or more display panels. In this output apparatus, an image is output by the one or more display panels. Further, the actuator section is disposed between the display panels and the support portion of the support member, and the display panels are vibrated. As a result, it is possible to output an image and sound with high quality.

Abstract: An information processing apparatus (30) includes a sound source extraction unit (341) and a mapping processing unit (343). The sound source extraction unit (341) extracts one or more audio data (AD) corresponding to different sound sources from audio content (AC). The mapping processing unit (343) selects, for each audio data (AD), one or more display units (12) to serve as mapping destinations of the audio data (AD) from one or more combinable display units (12) including a sound producing mechanism.

Abstract: There is provided a mechanism that enables cooperation of a plurality of audio processing devices. An earphone device includes a sensor unit that detects an overlapping state of the earphone device and a headphone device and a wireless communication unit that wirelessly communicates with the headphone device which is worn to overlap an outer side of the earphone device worn by a user.

Abstract: There is provided a sound device used while being worn on the listener's ears. The sound device includes a main body installed on a medial surface of an auricle, a holding portion having an annular hollow structure arranged to be coupled to an intertragic notch of an ear near an entrance of an ear canal, a sound guide portion formed as a pipe structure having one end communicating with the main body and another end communicating with the holding portion, an open/close operation unit configured to open or close an earhole, and a control unit configured to control driving of the open/close operation unit. The earhole open/close state is set for each user. The earhole open/close state can be switched depending on the type of application or content to be played, ambient noise level, user behavior, position information, or the like.

Abstract: Provided is an information processing device that controls and presents sound information in an appropriate form to a user who acts in an environment on the basis of situation recognition including recognition of the environment and recognition of the actions of the user.

Abstract: Provided is an information processing apparatus that carries out a process of deriving a head related transfer function. The information processing apparatus includes a detection unit that detects a position of a head of a user, a storage unit that stores a head related transfer function of the user, a determination unit that determines a position of a sound source for measuring the head related transfer function of the user based on the position of the head detected by the detection unit and information stored in the storage unit, a control unit that controls the sound source to output measurement signal sound from the position determined by the determination unit, and a calculation unit that calculates the head related transfer function of the user based on collected sound data obtained by collecting, at the position of the head, the measurement signal sound output from the sound source.

Abstract: Provided is an information processing apparatus that is worn on a user's body for use. The information processing apparatus includes a sensor, a communication section, a control section, a power supply section, a housing section, a sticking section, and a sticking sensor. The control section controls the sensor and the communication section. The housing section accommodates the sensor, the communication section, the control section, and the power supply section. The sticking section fastens the housing section to the user. The sticking sensor detects a state of sticking between the user and the housing on the sticking section. The control section wirelessly sends a given signal to external equipment via the communication section in response to detection, by the sticking sensor, of the fact that the sticking section has peeled off from the user or is just about to peel off from the user.

Abstract: Provided is an acoustic reproduction system capable of setting a sound image localization service area at an arbitrary position even in a case where a sound production direction of a directional sound cannot be changed. An acoustic reproduction system according to the present technology includes: a sound producing device that emits a directional sound; and a sound reflector positioned between a viewer and a viewing target by the viewer and having a sound reflecting surface that reflects the directional sound emitted by the sound producing device.

Abstract: Provided is a sound collecting device in which sound is favorably input to a sound collecting unit. The sound collecting device includes an attachment portion that has a sound collecting unit attached and is adapted to be inserted into an external ear canal, a holding portion adapted to be inserted into the external ear canal and hold the attachment portion at a predetermined position in the external ear canal, and a wearing portion that is positioned on an opposite side of the attachment portion while interposing the holding portion and adapted to be at least partly engaged with an auricle, in which the attachment portion and the holding portion do not block the external ear canal and have acoustic transparency. Further, the attachment portion and the holding portion are positioned in the ear in a state of not blocking the external ear canal.

Abstract: [Problem] To propose a mechanism capable of performing a noise cancellation process in an ear hole opening type audio processing device. [Solution] An audio processing device including: an audio information acquisition unit that acquires audio information; a holding unit that abuts on a cavum concha or an inner wall of an ear canal and holds the audio information acquisition unit in a space closer to an eardrum side than a tragus, in a state of being worn by a user; an opening portion that opens an ear hole to an outside; and a signal processing unit that generates a noise cancellation signal based on the audio information acquired by the audio information acquisition unit.

Abstract: Provided is a sound output apparatus that is used by being worn in the vicinity of the ear of a listener and is capable of outputting sound over a wide frequency band. The sound output apparatus includes: a first sound generation unit configured to generate a low frequency band; a sound guiding unit with a hollow structure, having one end coupled to the first sound generation unit, and the other end as a sound emission unit including an open end; and a second sound generation unit that is disposed at a place closer to the sound emission unit than the first sound generation unit and generates a high frequency band. It is preferable that the sound guiding unit have a joint unit that takes in the sound from the second sound generation unit and a section from the joint unit to the sound emission unit have a low impedance.

Abstract: Provided is a headphone device including a housing, an audio input unit that is arranged to be separated from the housing and collects audio to generate an audio signal, a holding unit that abuts on a cavum concha or an inner wall of an ear canal of a user and holds the audio input unit in a space closer to an eardrum side than a tragus, in a state of being worn by the user, a wired connection unit that connects the housing and the audio input unit in a wired manner, a signal processing unit that generates a noise cancellation signal for an external sound based on the audio signal generated by the audio input unit, and generates an output signal based on the generated noise cancellation signal, and an audio output unit that outputs audio based on the output signal.

Abstract: There is provided a mechanism that enables cooperation of a plurality of audio processing devices. An earphone device includes a sensor unit that detects an overlapping state of the earphone device and a headphone device and a wireless communication unit that wirelessly communicates with the headphone device which is worn to overlap an outer side of the earphone device worn by a user.

Abstract: Provided is an information processing device that controls and presents sound information in an appropriate form to a user who acts in an environment on the basis of situation recognition including recognition of the environment and recognition of the actions of the user.

Abstract: Provided is an information processing device that controls and presents sound information in an appropriate form to a user who acts in an environment on the basis of situation recognition including recognition of the environment and recognition of the actions of the user.

Abstract: Provided is an information processor including a signal processing section that acquires a first signal to be detected by an acoustic input section of a first unit including the acoustic input section disposed within a predetermined distance from one ear hole of a user in a state of being worn by the user, acquires a second signal, which indicates a noise generated from a noise source, to be acquired by a second unit, and generates a noise cancellation signal directed to the noise on the basis of the first signal and the second signal.

Abstract: To provide an excellent sound output device which is worn on an ear of a user and used. The sound output device includes a sound generation part and a holding part that has an opening portion and holds the sound generation part in the vicinity of an entrance of an ear canal of a user. The holding part includes a ring body having the opening portion, and a housing of the sound generation part is integrated with a part of the ring body. The sound generation part includes a sound generation element having a dynamic type driver, and has a hollow exhaust part joining with a rear surface of the housing of the sound generation part. The exhaust part extends from a rear surface side of the housing across an intertragic notch and has an exhaust hole outside an auricle.