Abstract: A signal converter includes a magnetic circuit, a diaphragm, a first coil, a second coil, and a variable resistor. The magnetic circuit has a magnetic gap. The diaphragm is disposed over an opening of the magnetic circuit. The first coil is disposed in the magnetic gap and configured to output an electrical signal based on vibration of the diaphragm. The second coil is disposed in the magnetic gap and configured to brake the diaphragm. The variable resistor is connected to a first end and a second end of the second coil and configured to form a closed loop circuit together with the second coil.

Abstract: An apparatus for audio signal processing audio objects within at least one audio scene, the apparatus comprising at least one processor configured to:define for at least one time period at least one contextual grouping comprising at least two of a plurality of audio objects and at least one further audio object of the plurality of audio objects outside of the at least one contextual grouping, the plurality of audio objects within at least one audio scene; anddefine with respect to the at least one contextual grouping at least one first parameter and/or parameter rule type which is configured to be applied with respect to a common element associated with the at least two of the plurality of audio objects and wherein the at least one first parameter and/or parameter rule type is configured to be applied with respect to individual element associatedwith the at least one further audio object outside of the at least one contextual grouping, the at least one first parameter and/or parameter rule type being applied

Abstract: A power control and indicator device for coupling to an acoustic string instrument preamp is provided.

Abstract: A novel phantom-powered inline preamplifier is configured to provide selective processing of a sound source signal by intelligently determining the need for a low or high impedance matching and transformer coupling, based on high fidelity requirements of a particular sound source signal. For example, the phantom-powered inline preamplifier can intelligently detect a microphone-originating sound source signal and automatically route the microphone-originating sound source signal to a low impedance matching circuit pathway that leads to a phantom-powered output terminal for an optimal hi-fidelity processing specific to the microphone-originating sound source signal.

Abstract: An audio system can be configured to generate an audio heatmap for the audio emission potential profiles for one or more speakers, in specific or arbitrary locations. The audio heatmap maybe based on speaker location and orientation, speaker acoustic properties, and optionally environmental properties. The audio heatmap often shows areas of low sound density when there are few speakers, and areas of high sound density when there are a lot of speakers. An audio system may be configured to normalize audio signals for a set of speakers that cooperatively emit sound to render an audio object in a defined audio object location. The audio signals for each speaker can be normalized to ensure accurate rendering of the audio object without volume spikes or dropout.

Abstract: A modular inline pedal system and methods for using the same are provided.

Abstract: Embodiments described herein relate to methods and apparatus for outputting a haptic signal to a haptic transducer. A method for triggering a haptic signal being output to a haptic transducer comprises receiving an audio signal for output through an audio output transducer; determining whether the audio signal comprises a haptic trigger based on an indication of a rate of change of an amplitude of the audio signal, and responsive to determining that the audio signal comprises a haptic trigger, triggering the haptic signal to be output to the haptic transducer.

Abstract: The present disclosure is hands-free sound modulation apparatus. The hands-free sound modulation apparatus includes one more monophonic and polyphonic sound modulation assemblies for music creation, gaming, medical rehabilitation, language training, and speech enhancement. The hands-free sound modulation apparatus can be paired with a smartphone device, musical instrument, and a network of hands-free sound modulation apparatuses.

Abstract: A percussion instrument with a plurality of sound zones comprising a main body defining an inner space containing a volume of air, the main body including an upper surface and a lower surface that are joined along their perimeters by a side wall, the upper surface including a sound hole and functioning as a soundboard, and an inner bracing attached directly to an inner face of the soundboard, the inner bracing configured to define a plurality of sound zones across the soundboard, each sound zone having a specific tonal quality related to the surface area comprising the sound zone.

Abstract: A method is provided for adjusting the playback rate of haptic effects to a desired playback rate. A desired playback rate is determined. A portion of a haptic signal based on the desired playback rate is generated. The portion of the haptic signal is sent to a haptic output device, causing the haptic output device to output haptic effects at a playback rate corresponding to the desired playback rate.

Abstract: A system, method, and processor-readable storage medium for providing metronome signals are disclosed. An example method includes receiving at least one metronome timing profile, obtaining an audio stream of a computer game, receiving a player instruction or software instruction, and generating, based on the player or software instruction, metronome signals according to the at least one metronome timing profile. The metronome signals and the audio stream can be combined and output simultaneously. The players can also provide settings for the metronome signals such as a selection of a sound or a frequency. The players can also create and edit metronome timing profiles. The metronome timing profiles can be also shared among players.

Abstract: An exemplary modular musical instrument amplification system may comprise a chassis including a power supply, an input gain stage, a control processor and a plurality of modular slots. The modular slots are configured to receive any of a plurality of preamplifier modules for establishing an electrical communication therewith. The input gain stage has a modifiable response behavior and is in signal amplifying communication between at least one instrument input jack and the modular slots. The control processor is preferably in control communication between the modular slots and the input gain stage. Each preamplifier module has a respective input stage profile associated therewith. The control processor may be configured for sensing the input stage profile of a preamplifier module received in an active modular slot, and setting the response behavior based, at least in part, upon the respective input stage profile.

Abstract: A combination audio input and hearing aid kit including a hearing aid device. An audio Y cable connector has a pair of upper ports and a lower port. A first audio cable has a proximal end selectively electrically coupled to the hearing aid device and a distal end selectively electrically coupled to a first of the pair of upper ports of the audio Y cable connector. An earbud headphone is selectively electrically coupled to a second of the pair of upper ports of the audio Y cable connector. Lastly, a second audio cable has a first end selectively electrically coupled to the lower port of the audio Y cable connector and a second end selectively electrically coupled to a remote electronic device.

Abstract: A sound acquisition device, particularly for acoustic guitars, comprising sound acquisition elements connected to output and power supply elements. The sound acquisition elements comprise at least one microphone and are associated with a clip-like body adapted to be coupled along the edge of the sound hole of a soundbox of an acoustic musical string instrument, the clip-like body being configured to support the sound acquisition elements inside the soundbox.

Abstract: Disclosed methods may involve causing a music control device to associate a plurality of controls with respective ones of a plurality of parameters. Music control devices and computer-readable media are also disclosed.

Abstract: A microphone assembly for a musical instrument. The microphone assembly includes a microphone housing having a longitudinal axis, a microphone capsule arranged at a first end of the microphone housing, and a baffle statically mounted to the first end of the microphone housing, such that the microphone capsule is arranged in the baffle. The baffle, when statically arranged in proximity to a dynamically moveable surface of the musical instrument, is operable to create a high sound pressure zone between a surface of the baffle and the dynamically moveable surface of the musical instrument. A diaphragm of the microphone capsule is approximately co-planar with at least a portion of the surface of the baffle surrounding the microphone capsule.

Abstract: A method and apparatus to capture sound produced by an audio device including a sound source and a loudspeaker. The apparatus includes a microphone support coupleable to the loudspeaker and a microphone mounted on the support, the microphone being locatable within a volume surrounded by a diaphragm of the loudspeaker and being arranged to detect pressure waves caused by movement of a vibrating element of the loudspeaker. Aspects and embodiments provide an element to capture sounds from a loudspeaker in a manner which is compact and which ameliorates disadvantages associated with alternative arrangements since a greater core sound to ambient sound ratio may be captured.

Abstract: An apparatus, system, and method for a magnetically and releaseably attachable trigger for an instrument is provided. The trigger and securing device are disposed on either side of a drumhead or other instrument surface via magnetic force, keeping the instrument surface intact and not deforming the instrument surface. Additionally, the trigger provides for an increased sensitivity of sound by being in direct physical contact with the surface on which it is attached.

Abstract: A method is provided for adjusting the playback rate of haptic effects to a desired playback rate. A desired playback rate is determined. A portion of a haptic signal based on the desired playback rate is generated. The portion of the haptic signal is sent to a haptic output device, causing the haptic output device to output haptic effects at a playback rate corresponding to the desired playback rate.

Abstract: Systems and methods are provided for evaluating the quality of automatically composed digital content based on intentional user feedback obtained through a haptic interface. For example, a method includes accessing intentional user feedback collected by a haptic interface executing on a computing device, wherein the intentional user feedback provides an indication as to a user's reaction toward digital content that the user interacts with on the computing device. The digital content includes content that is automatically generated using content generation rules. The method further includes evaluating a quality of the digital content based on the intentional user feedback, and generating an evaluation report that includes information providing an evaluation of the quality of the digital content.

Abstract: An apparatus, system, and method for a magnetically and releasably attachable trigger for an instrument is provided. The trigger and securing device are disposed on either side of a drumhead or other instrument surface via magnetic force, keeping the instrument surface intact and not deforming the instrument surface. Additionally, the trigger provides for an increased sensitivity of sound by being in direct physical contact with the surface on which it is attached.

Abstract: An apparatus, system, and method for a magnetically and releaseably attachable trigger for an instrument is provided along with a choking device for use of the trigger in connection with a cymbal or like percussion device. The trigger and securing device are disposed on either side of a cymbal surface or a cymbal stand via magnetic force and the choking mechanism is in electrical connection with the trigger to interrupt the signal for choking purposes and is mounted on a surface of the cymbal to be choked.

Abstract: An electronic percussion instrument to control generated sound in accordance with operation to the striking surface includes: a first sensor configured to detect a slapping operation on the striking surface; a second sensor configured to detect a contact operation to the striking surface; and a processor configured to control sound generated in response to detection of a slapping operation by the first sensor in accordance with a place of a contact operation to the striking surface detected by the second sensor.

Abstract: A switchless pre-amplifier input circuit includes an audio input connector that receives a first audio device operable at a first impedance and a second audio device operable at a second impedance less than the first impedance. A preamplifier circuit outputs a preamplified audio signal in response to amplifying a first audio signal generated by the first audio device or a second audio signal generated by the second audio device. The switchless pre-amplifier input circuit further includes a impedance selector circuit that adjusts an impedance at the output to reach the second impedance in response to connecting the second audio device to the audio input connector and to adjust the impedance at the output to reach the first impedance in response to connecting the first audio device to the audio input.

Abstract: A portable miniature sound amplifying apparatus for use with an electric guitar having a guitar jack, includes a body, an electric sound amplifying device positioned in the interior space of the body, and a guitar plug in electrical communication with the electric sound amplifying device that includes a male configuration for selectively mating with the guitar jack of the electric guitar. A speaker is mounted to the electric sound amplifying device and may be directionally articulated and is configured to receive and emit sound data from the guitar via the guitar plug. One or more stabilizer arms may be pivotally coupled to the sound amplifying device and positioned to protect a guitar from being damaged thereby.

Abstract: Our audio cabinet includes a recess in a cabinet wall in which is seated a control panel comprising a rigid plate bent to form a first planar section and a second planar section connected together by a slanted planar section. An exposed face surface of the slanted planar section includes at least one socket for inserting a plug of a cable. The rigid plate has a configuration that is complementary to the configuration of a perimeter of the recess so the plate fits within the recess with the exposed face surface facing the one side of the enclosure. With the plate seated in the recess the socket faces the one side of the enclosure and the exposed face of the slanted section is offset a predetermined distance from said one side to provide clearance for the plug to be inserted into the socket. The dimensions of the recess and angles of the plate are arranged such that an inserted plug is protected from contact with the floor if the audio cabinet is toppled over.

Abstract: The present disclosure generally provides an apparatus and method of providing a performer with a desired combined mix of one or more performer's voices, instruments and/or music tracks with minimal or no overall effect on the setup of the sound system in a venue, such as a concert venue, recording studio or other type of musical gathering in which the performer is performing. The disclosure provided herein generally includes the use of an audio signal intercepting device that is inserted within and/or coupled to a portion of a sound system at a venue to provide the performer with a desired custom monitor mix of one or more performer's voices, instruments and/or music tracks.

Abstract: A video game system records video gameplay by a player interacting with an endpoint, such as a game controller. The recording includes recording a haptic track of haptic effects generated on the endpoint during the gameplay and recording a video track of video generated during the gameplay. The recording further includes encoding the haptic track with the video track.

Abstract: An anti-shock self-powered microphone and monitor system for wind or brass instruments includes a mounting basket and mounting ring, a microphone and microphone mount disposed within the mounting ring, and a wired or wireless personal monitor connected to the microphone. One filament fastens the microphone within the mounting ring by engaging a mounting ring coupling attached to the mounting ring and the microphone mount. Another filament fastens the mounting ring coupling to a bell mounting coupling thereby providing for removeably attaching the system to a bell of a wind or brass instrument. The mounting basket is adaptable in size to accommodate the attachment of the mounting basket to the bell of a saxophone, trumpet, a plurality of brass instruments a wide array of instruments such as, for example the bell of a clarinet, a saxophone, a trumpet, a trombone, a tuba and a sousaphone.

Abstract: A pickup for a musical instrument includes a first assembly, a housing, and a magnet. The first assembly comprises a base plate, a pole that extends from the base plate, and a coil of wire wrapped around the pole. A first lead wire extends from a first coil end and a second lead wire extends from a second coil end. The housing is user attachable to, and detachable from, the top of the first assembly, independently of any electrical connections made to electronics of the musical instrument. Moreover, the housing attaches to and detaches from the first assembly such that when attached, the pole of the first assembly is in magnetic cooperation with the magnet. Also, the housing is removable, thus allowing the magnet to be changed out to another magnet without removing strings or other hardware of the musical instrument.

Abstract: An apparatus, system, and method for a magnetically and releaseably attachable trigger for an instrument is provided. The trigger and securing device are disposed on either side of a drumhead or other instrument surface via magnetic force, keeping the instrument surface intact and not deforming the instrument surface. Additionally, the trigger provides for an increased sensitivity of sound by being in direct physical contact with the surface on which it is attached.

Abstract: A canalphone system may include a high audio driver, and a low audio driver adjacent to the high audio driver. The system may also include an amplifier that amplifies an audio signal and delivers that amplified audio signal to the high audio driver and/or the low audio driver. The system may further include a passive audio crossover, the passive audio crossover receives the amplified audio signal from the amplifier and then delivers the amplified audio signal in a suitable frequency range to the high audio driver and/or the low audio driver. The system may additionally include a second amplifier, and a high portion of the passive audio crossover, the high portion of the passive audio crossover to receive the audio signal from the second amplifier and to limit the audio signal delivered to the high audio driver to a high frequency portion of the amplified audio signal.

Abstract: An audio/video receiver configured to limit the power delivered to its speakers based on real time calculations. First, power delivered to the speakers is limited to the power rating of the speakers during short durations. Second, a secondary longer time constant Root-Mean-Square (RMS) detector limits sustained power to the speakers for a predetermined fraction of the peak power rating.

Abstract: A haptic conversion system is provided that intercepts audio data, such as a digital audio signal, analyzes the audio data in frequency, and divides the analyzed audio data into one or more audio frequency regions, where each audio frequency region includes one or more audio sub-signals. The haptic conversion system further maps the one or more audio frequency regions to one or more haptic frequency regions, where each haptic frequency region includes one or more haptic signals. The haptic conversion system further maps the one or more haptic effects to one or more actuators. The haptic conversion system further sends the one or more haptic signals to one or more actuators, in order to generate one or more haptic effects.

Abstract: Disclosed is a circuit structure for implementing an adaptive function in a class-D audio power amplifier circuit, comprising an operation amplifier, a pulse width modulator and a driver stage that are sequentially and serially connected, an input terminal of the operation amplifier being connected to an external audio signal output terminal, and an output terminal of the driver stage being connected to a loudspeaker and connected to the input terminal of the operation amplifier via a feedback loop. The circuit structure further comprises: one or a plurality of a carrier adaptive circuit, a frequency adaptive circuit, a driver adaptive circuit, a temperature adaptive circuit.

Abstract: A circuit and method for decoupling the perceived tone and volume of an amplified musical signal, such as a guitar amplifier, and allowing for the operator to achieve the desired sonic tone, texture and dynamic feel while separately controlling the overall perceived volume level of the amplifier device.

Abstract: A device and methods are provided for a guitar amplifier. In one embodiment, an amplifier includes an overdrive shaping circuit including one or more elements for harmonic shaping of a received signal. The amplifier may also include a power amplifier circuit configured to receive the harmonic shaped signal from the overdrive shaping circuit, wherein the power amplifier circuit includes a switchmode amplifier to amplify the harmonic shaped signal includes one or more elements to increase the output impedance of the switchmode amplifier. An output of the amplifier can output a signal with desired harmonic shaping and a dynamic response.

Abstract: Various embodiments relate to a systems and methods for downloading one or more effects to an effects unit. One or more effects may be received. On an effects unit. Audio signals for the one or more effects may be processed based on instructions for processing the audio signals received with the one or more effects. For each subsequent effect received on the effect unit, the processing of the audio signals may be reprogrammed. The one or more effects may be transmitted for output from the effects unit.

Abstract: An amplifier, such as a vacuum tube guitar amplifier, including a configurable preamplifier, power amplifier and/or power supply. Configuration of sections of the amplifier can be controlled by software, which can be updated directly on the amplifier though an editing interface, by downloading new configuration data from an external device or network, or by updating hardware-based cards or daughter-boards. The amplifier can store multiple circuit designs, and give users access to designs on demand, along with associated potentiometer and switch settings stored in ‘patches’, as well as allow real-time control over potentiometer settings via the amplifier's user interface, or external control via a communications interface. Global settings can also be configured to take into account factors such as type and rating of vacuum tubes. The same methodology can be applied to stand-alone preamplifiers or power amplifiers, solid state amplifiers, preamplifiers or power amplifiers.

Abstract: A low powered guitar amplifier is disclosed that can generate the overdriven tones of much larger class ab push-pull amplifiers and attenuate them further with an attenuator that leaves the tone and feel intact. This amplifier uses a cathode follower output stage FIG. 1. 12 to generate these powerful tones and a non intrusive attenuation circuit FIG. 2. 46 that benefits from the unique properties of the cathode follower output stage regardless of configuration or topology. These benefits are the ability to drive any impedance above the selected output impedance and no need to maintain a constant impedance therefore utilizing a simple series attenuation circuit whereby substantially all the current is seen in the speaker load and therefore the output stage interaction between the amp and musician is left intact.

Abstract: The invention provides an audio signal processing system for simulating sound engineering effects. The audio signal processing system may simulate, emulate or model sound engineering effects that may be present in a sample audio signal contained in a sound recording. The audio signal processing system may include an input signal, a first filter system, a nonlinear effect simulator and a second filter system. The input signal may include an audio signal and the sample audio signal. The audio signal may be a signal generated with a musical instrument and the sample audio signal may be a previously processed signal for a sound recording. The first filter system may include a chain of filters configured to condition the audio signal. The nonlinear effect simulator may receive the audio signal processed by the first filter system and modify the audio signal nonlinearly.

Abstract: A portable isolation cabinet includes a body with a sidewall, a floor, and a positioning device. The sidewall is located on an edge of the floor. The positioning device is disposed on an interior face of the sidewall for removably securing a combination amplifier. The lid is pivotally connected to the body along one of its edges lid and an edge of the sidewall. The insulation is located on the interior face of the sidewall and is operable to absorb, and prevent reflection of, sound. The body and the lid are operable to close and thereby form an enclosed interior space. A focuser reflects sound emanating from the amplifier and directs it to a microphone.

Abstract: A system and method for a guitar amplifier that overcomes the disadvantages of known amplified speaker enclosures and circuits while providing more effective volume control. A venue switch selects different output ranges for the guitar amplifier. Volume control still adjusts output regardless of venue switch position. In the low-output setting for the venue switch a house or other quiet venue is accommodated with the guitar amplifier that can work in larger venues in the high-output setting.

Abstract: An electronic signal processor for processing signals includes a complex first filter, one or more gain stages and a second filter. The first filter is characterized by a frequency response curve that includes multiple corner frequencies, with some corner frequencies being user selectable. The first filter also has at least two user-preset gain levels which may be alternately selected by a switch. Lower frequency signals are processed by the first filter with at least 12 db/octave slope, and preferably with 18 db/octave slope to minimize intermodulation distortion products by subsequent amplification in the gain stages. A second filter provides further filtering and amplitude control. The signal processor is particularly suited for processing audio frequency signals.

Abstract: An information processing device according to an embodiment of the present invention includes the following elements: a detection unit configured to detect an amount of change in position of an image data item that is displayed on a display screen; and a processing unit configured to perform image processing on the image data item in accordance with a detection result that is obtained by the detection unit, and to perform audio processing on an audio data item corresponding to the image data item in accordance with the detection result that is obtained by the detection unit.

Abstract: A method of managing a power state of devices in a home entertainment system using a wireless home entertainment hub comprises obtaining a registration of a plurality of devices, where the plurality of devices includes at least one sink device and at least one source device. A selection of one of the source devices is received for presentation of program content to a user in the home entertainment system. A subset of the at least one sink device is determined for presentation of the program content to the user based on the selection of the source device. Each sink device in the subset of the at least one sink device is ensured to be active.

Abstract: As described herein, a sound pickup for musical cymbals includes an integrated assembly attachable to a cymbal stand. The integrated assembly includes a plurality of microphones arranged and electrically connected such that the resulting amplified sound is of optimal quality and of relatively constant loudness regardless of cymbal tilt. In one embodiment, two microphones are used, with the signal phase from one microphone being inverted prior to combination with the signal from the other microphone. The inversion is implemented using an inverter and serves to cancel signals that are in phase with one another and augment signals that are out of phase with one another. This, along with suitable placement of the pickup, exploits the fact that the more desirable components of the cymbal's vibration at the inflection point of the cymbal are out of phase with each other, whereas the less-desirable components are in phase with each other.

Abstract: In one embodiment, an amplification circuit receives an analog signal and adds another signal to the analog signal to modify the minimum amplitude of the analog input signal.

Abstract: The present cupping device attaches to the harmonica holder and provides a simulated cupping effect when the musician is playing the harmonica hands-free. The cupping device is generally a U-shaped elongate channel formed by bending a rigid sheet material to create a chamber. The elongate channel attaches to a harmonica holder and the open side of the elongate channel receives the back of a harmonica also mounted on the harmonica holder. Each end of the elongate channel is open to permit the ingress and egress of air while playing. A microphone may be clipped to one or both open ends and positioned within the elongate channel. The cupping device isolates the harmonica sound so that it can be amplified at higher volumes without feedback or interference.

Abstract: A circuit, method, and system for producing artificial ambience effect for an input audio signal, mono, stereo, or surround. The ambience effect enhances artificial reverberation, replaces artificial reverberation, or synthesizes extra audio channels, such as surround channels. The circuit may include a transient reduction module and a reverberation filter. The transient reduction module may be adapted to reduce transients in an input audio signal of one or more channels. The reverberation filter maybe adapted to receive a transient-reduced signal of one or more channels corresponding to the transient-reduced signal.