Sony Group Corporation

Sony Corporation

Yoshiyuki Kuroda

Kohei Asada

Naoki Shinmen

Masaki Kamata

Go Igarashi

Michiaki Yoneda

Tetsunori Itabashi

Shigetoshi Hayashi

Chisato Numaoka

Kazunobu Ookuri

Chisata Numaoka

Koya Sato

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

Information processing apparatus, information processing method, and information processing program

There is provided an output apparatus that 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.

Output apparatus

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.

Audiovisual presentation device and signal processing device

Provided is an information processing apparatus including a sensor, an actuator, a vibration control circuit, a transmission circuit, and a reception circuit. The sensor detects vibration of a control target. The actuator provides vibration control of the control target. The vibration control circuit generates a drive signal for the vibration control for the actuator according to an output signal of the sensor, and outputs the generated drive signal to the actuator. The transmission circuit modulates transmission data to produce a transmission signal, and synthesizes the modulated transmission signal to produce the drive signal for the vibration control that is to be outputted to the actuator. The reception circuit extracts a reception signal from the output signal of the sensor, and demodulates the extracted reception signal to produce reception data.

Information processing apparatus and information processing method

Provided is a signal processing device including a displacement detection unit configured to detect a displacement amount of a video display panel that is vibrated to generate sound on the basis of an input audio signal, a threshold setting unit configured to calculate a displacement amount at which no image shake occurs and set a displacement amount calculated as a threshold, and a gain adjustment unit configured to adjust a level of the input audio signal on the basis of a result of comparison between a displacement amount detected by the displacement detection unit and the threshold.

Signal processing device, signal processing method, program, and video display device

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.

Acoustic reproduction system, display device, and calibration method

A signal processing device includes a first panel displacement control unit to which a first audio signal is input, a second panel displacement control unit to which a second audio signal is input, and a control unit configured to control the first panel displacement control unit and the second panel displacement control unit. The first panel displacement control unit includes a first gain adjustment unit configured to adjust a level of the first audio signal, the second panel displacement control unit includes a second gain adjustment unit configured to adjust a level of the second audio signal, and the control unit includes a correlation determination unit configured to determine presence or absence of a correlation between the first audio signal and the second audio signal, and a gain control unit configured to control a level adjustment amount in each of the first gain adjustment unit and the second gain adjustment unit on the basis of a determination result of the correlation determination unit.

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.

Information processing apparatus, information processing method, and acoustic system

A speaker drive unit includes a control signal generation unit and a signal processing unit. The control signal generation unit generates a control signal on the basis of detection signals generated by a plurality of detection units that is disposed in one-to-one correspondence with a plurality of actuators that vibrates a diaphragm, and detects vibration conditions. The signal processing unit includes a plurality of signal systems corresponding one-to-one to the plurality of actuators. The signal systems provide a drive signal to the corresponding actuators on the basis of the same audio signal. The drive signal generated by at least one signal system of the signal systems is controlled by the control signal.

Speaker drive unit, speaker apparatus, and speaker driving method

The present technology relates to a sound processing device, a method, and a program capable of suppressing an excessive amplitude and obtaining higher quality of sound. A sound processing device includes: a prediction value calculation unit that calculates a prediction value of a displacement of a speaker according to an input signal supplied to the speaker on the basis of an equivalent model of the speaker; and an amplitude control unit that performs amplitude control on the input signal in a case in which the prediction value is greater than a predetermined threshold value. The present technology can be applied to a sound reproduction system.

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Chiba, Japan

Yoshiyuki Kuroda