Abstract: The present technique relates to a signal processing device, a signal processing method, a learning device, a learning method, and a program enabling acquisition of a target sound having high quality. A learning device including a learning unit configured to perform learning on the basis of one or a plurality of sensor signals acquired by one or a plurality of sensors mounted on an object and a target signal relating to the object and corresponding to a predetermined sensor and generate coefficient data configuring a generator having the one or the plurality of sensor signals as its inputs and having the target signal as its output. The present technique can be applied to a learning device.

Abstract: The present technology relates to a signal processing device, signal processing method, and program capable of providing a higher realistic feeling. A signal processing device includes: an acquisition unit that acquires audio data of an audio object and metadata including position information indicating a position of the audio object and direction information indicating a direction of the audio object; and a signal generation unit that generates a reproduction signal for reproducing a sound of the audio object at a listening position on the basis of listening position information indicating the listening position, listener direction information indicating a direction of a listener at the listening position, the position information, the direction information, and the audio data. The present technology is applicable to a transmission reproduction system.

Abstract: The present technology relates to a signal processing device, a method, and a program that make it possible for a user to obtain a higher realistic feeling. The signal processing device includes: an audio generation unit that generates a sound source signal according to a type of a sound source on the basis of a recorded signal obtained by sound collection by a microphone attached to a moving object; a correction information generation unit that generates position correction information indicating a distance between the microphone and the sound source; and a position information generation unit that generates sound source position information indicating a position of the sound source in a target space on the basis of microphone position information indicating a position of the microphone in the target space and the position correction information. The present technology can be applied to a recording/transmission/reproduction system.

Abstract: The present technology relates to a signal processing apparatus, a method, and a program that make it possible to obtain a high-quality target sound. The signal processing apparatus includes an interval detection unit configured to detect a time interval containing a sound that is emitted from a mobile body and that is included in a recording signal obtained by collecting sounds around the mobile body in a state where another mobile body is present around the mobile body, the time interval being detected on the basis of the recording signal and a sensor signal output from a sensor attached to the mobile body. The present technology is applicable to a recording system.

Abstract: The present technology relates to an information processing apparatus configured to obtain high comfortability. The information processing apparatus includes a plurality of board portions, an acquisition unit placed on one of the board portions and configured to acquire information associated with a wearer, and a connection portion being flexible and configured to connect the board portion to another of the board portions. The present technology is applicable to wearable devices.

Abstract: Noise suppression performance is enhanced by performing appropriate noise suppression suitable for an environment of noise. Noise dictionary data read out from a noise database unit on the basis of installation environment information including information regarding a type of noise, and an orientation between a sound reception point and a noise source is acquired. Then, noise suppression processing is performed on a voice signal obtained by a microphone arranged at the sound reception point, using the acquired noise dictionary data.

Abstract: The present technology relates to a signal processing apparatus and method that are capable of reproducing sound at an optional listening position with a high sense of reality. The signal processing apparatus includes a rendering unit that generates reproduction data of sound at an optional listening position in a target space on the basis of recording signals of microphones attached to a plurality of moving bodies in the target space. The present technology can be applied to a reproduction apparatus.

Abstract: The present technology relates to an information processing apparatus configured to obtain high comfortability. The information processing apparatus includes a plurality of board portions, an acquisition unit placed on one of the board portions and configured to acquire information associated with a wearer, and a connection portion being flexible and configured to connect the board portion to another of the board portions. The present technology is applicable to wearable devices.

Abstract: There is provided an information processing apparatus including a circuitry configured to set a threshold value to define each user group based on position information and retrieve a state of each user detected based on sensing data provided from a user terminal. The circuitry is further configured to integrate the detected states for each user group defined based on the position information to generate integrated state information.

Abstract: The present disclosure relates to a communication apparatus, a communication method, a program, and a telepresence system that can perform communication more smoothly. A sound processing unit processes, in accordance with a setting for a specific sound, the sound in performing communication using a video and a voice. For example, the sound processing unit performs processing on a sound input by an input unit, and the sound processed by the sound processing unit, and the original sound input by the input unit are both transmitted. Furthermore, the sound processing unit performs processing on a sound received by a receiving unit configured to receive a sound transmitted from another communication apparatus, and causes the sound to be output from an output unit. The present technology can be applied to a telepresence system, for example.

Abstract: The present technology relates to a signal processing apparatus and method, and a program that are capable of reproducing sound at an optional listening position with a high sense of reality. The signal processing apparatus includes a rendering unit that generates reproduction data of sound at an optional listening position in a target space on the basis of recording signals of microphones attached to a plurality of moving bodies in the target space. The present technology can be applied to a reproduction apparatus.

Abstract: The present disclosure relates to a communication apparatus, a communication method, a program, and a telepresence system that can perform communication more smoothly. A sound processing unit processes, in accordance with a setting for a specific sound, the sound in performing communication using a video and a voice. For example, the sound processing unit performs processing on a sound input by an input unit, and the sound processed by the sound processing unit, and the original sound input by the input unit are both transmitted. Furthermore, the sound processing unit performs processing on a sound received by a receiving unit configured to receive a sound transmitted from another communication apparatus, and causes the sound to be output from an output unit. The present technology can be applied to a telepresence system, for example.

Abstract: There is provided a wireless communication apparatus including a radio unit configured to receive a radio signal transmitted from a terminal apparatus and convert the received radio signal into a baseband signal, a memory, and a processor coupled to the memory and the processor configured to determine a number of layers of the terminal apparatus according to request throughput of the terminal apparatus included in the baseband signal, within a range of maximum throughput in a transmission path between the radio unit and a baseband processing unit configured to include the memory and the processor, and generate an instruction signal for indicating an antenna port used in a wireless communication with the terminal apparatus, based on the number of layers, wherein the radio unit performs antenna filtering of the baseband signal transmitted from the terminal apparatus according to the instruction signal.

Abstract: The information processing device includes: a feature amount extraction unit configured to extract a feature amount from sounds in a predetermined space; an identification unit configured to identify a type of a sound included in the sounds from the feature amount; an information combining unit configured to generate sound statistic information in which the feature amount, the type of the sound, and spatiotemporal information of the predetermined space at a time of acquisition of the sound are associated with each other; and a database establishing unit configured to establish a sound statistic database by using the sound statistic information.

Abstract: [Object] To provide an information processing device capable of establishing a sound statistic database with high usability. [Solution] The information processing device includes: a feature amount extraction unit configured to extract a feature amount from sounds in a predetermined space; an identification unit configured to identify a type of a sound included in the sounds from the feature amount; an information combining unit configured to generate sound statistic information in which the feature amount, the type of the sound, and spatiotemporal information of the predetermined space at a time of acquisition of the sound are associated with each other; and a database establishing unit configured to establish a sound statistic database by using the sound statistic information.

Abstract: A sound processing apparatus includes a sound determination portion operable to determine whether an input sound includes a first sound emitted from a particular source based on location information of the source, a sound separation portion operable to separate the input sound into the first sound and a second sound emitted from a source different from the particular source if the sound determination portion determines that the input sound includes the first sound, and a sound mixing portion operable to mix the first sound and the second sound separated by the sound separation portion at a prescribed volume ratio.

Abstract: There is provided an information processing apparatus including a circuitry configured to set a threshold value to define each user group based on position information and retrieve a state of each user detected based on sensing data provided from a user terminal. The circuitry is further configured to integrate the detected states for each user group defined based on the position information to generate integrated state information.

Abstract: There is provided an information processing apparatus including a user state detector configured to detect a state of each of a plurality of users based on sensing data provided from the plurality of users together with position information, a user state integration unit configured to integrate the detected state for each user group defined based on the position information to generate integrated state information, and a state display generator configured to generate information for displaying the integrated state information in association with a position.

Abstract: Disclosed herein is a noise removing apparatus, including: an object sound emphasis section adapted to carry out an object sound emphasis process for observation signals of first and second microphones to produce an object sound estimation signal; a noise estimation section adapted to carry out a noise estimation process for the observation signals to produce a noise estimation signal; a post filtering section adapted to remove noise components remaining in the object sound estimation signal using the noise estimation signal; a correction coefficient calculation section adapted to calculate, for each frequency, a correction coefficient for correcting the post filtering process based on the object sound estimation signal and the noise estimation signal; and a correction coefficient changing section adapted to change those of the correction coefficients which belong to a frequency band suffering from spatial aliasing such that a peak appearing at a particular frequency is suppressed.

Abstract: There is provided a sound processing apparatus including a sound separation unit that separates an input sound into a plurality of sounds caused by a plurality of sound sources, a sound type estimation unit that estimates sound types of the plurality of sounds separated by the sound separation unit, a mixing ratio calculation unit that calculates a mixing ratio of each sound in accordance with the sound type estimated by the sound type estimation unit, and a sound mixing unit that mixes the plurality of sounds separated by the sound separation unit in the mixing ratio calculated by the mixing ratio calculation unit.