Abstract: In a microphone authentication method, a sound emitting device sends authentication information to a sound collecting device. The sound collecting device receives the authentication information and sends a collected sound signal to the sound emitting device. The sound emitting device receives the collected sound signal sent from the sound collecting device that has received the authentication information within a partitioned space. The sound emitting device emits a sound based on the collected sound signal.

Abstract: An electroacoustic transducer includes a housing, one or more partition walls, a diaphragm, and a tube. The one or more partition walls divide an inner space of the housing into a plurality of spaces, such that a volume of a first of the plurality of spaces is different from a volume of a second of the plurality of spaces except the first of the plurality of spaces. The diaphragm is disposed in the housing, such that one surface thereof faces the plurality of spaces. The tube establishes communication between a sound wave emission opening that is open to an outer space of the housing and each of the plurality of spaces.

Abstract: A microphone array system includes first microphones disposed along a first axis, second microphones disposed at equal intervals of a first distance from the first axis along a second axis orthogonal to the first axis, a beamforming processor that performs beamforming by filtering and combining audio signals from microphones, and, when the second microphones are projected onto the first axis, the first microphones and projected second microphones are disposed at equal intervals of a second distance, a distance between two microphones disposed at opposite ends, among the first microphones and the projected second microphones arranged along the first axis when the second microphones are projected onto the first axis, is larger than a distance between two microphones disposed at opposite ends, among the first microphones and the projected second microphones arranged along the second axis when the first microphones are projected onto the second axis.

Abstract: A method of controlling communication includes obtaining a result of comparison between a first feature value of first streaming data and a second feature value of second streaming data and transmitting a first switching signal to a first terminal and a second terminal in the case where the first feature value and the second feature value have a first relation according to the comparison result. The first feature value is of a first streaming data transmitted from the first terminal using the first communication method type. The second feature value is of a second streaming data transmitted from the second terminal using the first communication method type. The first switching signal causes the first terminal and the second terminal to switch from using the first communication method type to using a second communication method type to transmit streaming data between the first terminal and the second terminal.

Abstract: A headphone includes a speaker unit, a baffle plate, an ear pad, and a grille. The baffle plate is configured to support the speaker unit. The ear pad is configured to surround an acoustic space in which a sound emitted from the speaker unit is transmitted toward an ear of a listener. The grille is configured to cover the speaker unit. The grille has a hole and a cavity connected to the hole.

Abstract: A controller includes at least one processor that implements the instructions to execute a plurality of tasks. The plurality of tasks includes a management table obtaining task that obtains, from the management table including first information indicating a region and second information indicating a country or a region, a destination information obtaining task that obtains third information indicating a region of a shipping destination to which the terminal device is to be shipped, a first specifying task that specifies a first function, a determining task that determines whether a second function, with reference to the second information, needs to be specified, an estimation information obtaining task that in a case where the second function is determined to be necessary, obtains estimation information corresponding to the second information from an external device, and a second specifying task that specifies the second function.

Abstract: Provided is a device control system configured to: acquire user setting relating to a device; generate a phrase for controlling the device based on the acquired user setting; and output data for displaying the generated phrase.

Abstract: A library program includes a first executable code that defines steps of first processing of sound processing and that is written using an instruction set for the main processor, a second executable code that defines steps of second processing of the sound processing and that is written using an instruction set for a first processor, and a third executable code that defines the steps of the second processing of the sound processing and that is written using an instruction set for a second processor. The library program, when executed by the main processor provided in the sound processing apparatus, causes the main processor to: execute the first executable code; transmit, in a case where the sound processing apparatus further includes the first processor, the second executable code to the first processor; and transmit, in a case where the sound processing apparatus further includes the second processor, the third executable code to the second processor.

Abstract: A performance support device includes a first surface, a second surface, and a flow path. The first surface is configured to face a blow hole of an air reed instrument. The second surface is configured to be displaced from the blow hole. The flow path penetrates from the first surface to the second surface and that is configured to flow an exhaled breath toward the blow hole. A cross-sectional area of the flow path at the first surface is smaller than a cross-sectional area of the flow path at a position displaced from the first surface toward the second surface.

Abstract: An information processing method according to the present invention includes providing first musical piece information representing contents of a musical piece and performance information relating to a past performance prior to one unit period within the musical piece to a learner that has undergone learning relating to a specific tendency that relates to a performance, and generating, for the one unit period, performance information that is based on the specific tendency with the learner.

Abstract: A bow hair material for a bow hair of a bow of a bowed string instrument. The bow hair material includes threads constructed from poly phenylene sulfide resin. The bow material may be formed into a hair bundle that includes a plurality of threads that are substantially parallel with each other. A mounting portion may be formed by welding an end portion of the hair bundle that mounts the hair bundle on a frog or stick of the bow.

Abstract: A management server includes a memory, and at least one processor configured to control an audio client system, by execution of instructions stored in the memory. The at least one processor is configured to acquire a first transfer function measured for a portion of or for all of the first signal path in the audio client system. The at least one processor is also configured to generate a virtual second signal path for a portion of or for all of the first signal path in the audio client system, and calculate a second transfer function for a portion of or for all of the generated virtual second signal path. The at least one processor is also configured to determine a condition of the audio client system, based on a result of a comparison between the first transfer function and the second transfer function.

Abstract: An information processing device 11 including: a control data generation unit that inputs analysis data X that is to be processed, to a trained model that has learnt a relationship between analysis data X that represents a time series of musical notes, and control data Y for controlling movements of an object that represents a performer, thereby generating control data Y according to the analysis data X.

Abstract: A performance analysis method realized by a computer includes sequentially estimating performance positions within a musical piece by an analysis process applied to an audio signal representing a performance sound of the musical piece, and setting a performance position at a first time point on a time axis within the musical piece to a performance position corresponding to a time series of the performance positions estimated by the analysis process in a selection period prior to and spaced away from the first time point within the musical piece.

Abstract: Provided is a speaker apparatus including a first speaker having a first surface communicating with an interior and a second surface not communicating with the interior; a second speaker having a first surface communicating with an exterior and a second surface not communicating with the exterior; and a cabinet having boundary surfaces that form an enclosed space. The second surface of the first speaker and the second surface of the second speaker are arranged on the boundary surfaces and are facing the enclosed space.

Abstract: An information processing terminal includes a display, an identifier, an arrangement data generator, an obtainer, and a display processor. The identifier identifies a model of an I/O device that includes a plurality of input/output terminals. The arrangement data generator generates arrangement data that shows arrangement of the plurality of input/output terminals, based on an identification result of the identifier. The obtainer obtains an audio processing parameter corresponding to each of the plurality of input/output terminals. The display processor displays the audio processing parameter corresponding to each of the plurality of input/output terminals on the display, based on the arrangement data.

Abstract: An electronic musical instrument according to one embodiment includes: a sound source configured to generate a first sound signal and a second sound signal in accordance with an instruction signal for instructing to produce a sound; a first output unit configured to output a third sound signal containing the first sound signal and the second sound signal at a first sound volume ratio; and a second output unit configured to output a fourth sound signal containing the first sound signal and the second sound signal at a second sound volume ratio that is different from the first sound volume ratio.

Abstract: A rotation mechanism includes a shaft portion, a bearing portion, a protruding portion, and a stopper. The bearing portion configured to rotate with respect to a predetermined axis as a center of rotation and configured to slide relative to an outer periphery of the shaft portion. The protruding portion protrudes from the shaft portion. The stopper is integrally formed the bearing portion. The stopper faces the protruding portion. A length of the protruding portion in a direction in which the protruding portion protrudes is larger than a distance from the center of rotation to a sliding portion where the bearing portion slides relative to the outer periphery of the shaft portion.

Abstract: An information processing method includes: receiving first space information including a first coordinate system of one of a logical space or a physical space, and second space information including a second coordinate system of the other of the logical space or the physical space; receiving first sound localization information indicating a position where a sound image is to be localized in the first coordinate system; and transforming the first sound localization information into second sound localization information indicating a position where the sound image is to be localized in the second coordinate system.

Abstract: A parameter setting apparatus includes a first display device, a first operation controller, a mode operation controller configured to receive either designation of a first adjustment mode for adjusting a send level or a second adjustment mode for adjusting a first parameter other than the send level, and a processing controller. The controller includes a processor. The processor controls the first display device to display a bus selection screen on the display device, selects a bus based on an operation on the displayed selection screen, causes the first operation controller to adjust a send level of the selected bus upon the mode operation controller receiving the designation of the first adjustment mode, and causes the first operation controller to adjust the first parameter upon the mode operation controller receiving the designation of the second adjustment mode.