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Searching: audio signal





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Patent # Description
US-1,020,4630 Method for generating filter for audio signal and parameterizing device therefor
The present invention relates to a method and an apparatus for processing a signal, which are used to effectively reproduce an audio signal, and more...
US-1,020,4629 Audio processing for temporally mismatched signals
A device includes a processor and a transmitter. The processor is configured to determine a first value and a second value indicative of a first amount and a...
US-1,020,4614 Audio scene apparatus
An apparatus comprising an audio detector configured to analyse a first audio signal to determine at least one audio source, wherein the first audio signal is...
US-1,020,3064 Locking release mechanism for an articulated support arm
Various embodiments concern locking release mechanisms that allow an articulated support arm to be moved between various vertical orientations. A locking...
US-1,020,0962 Audio device, audio system, and synchronous reproduction method
An audio device includes a signal input interface, a first output interface, a second output interface, at least one processing circuit configured as a buffer...
US-1,020,0804 Video content assisted audio object extraction
Embodiments of the present invention relate to video content assisted audio object extraction. A method of audio object extraction from channel-based audio...
US-1,020,0803 Synchronization of wireless headphones
Embodiments of wireless audio systems and methods for synchronizing wireless headphones are disclosed herein. In one example, a wireless audio system includes...
US-1,020,0798 Cochlear implant headpiece
A headpiece for use with a cochlear implant including a headpiece housing, a retention magnet within the headpiece housing that generates a retention magnetic...
US-1,020,0788 Spatial audio apparatus
An apparatus comprising: an input configured to receive at least one audio signal from a further apparatus; an input configured to receive at least one audio...
US-1,020,0787 Mixing microphone signals based on distance between microphones
An apparatus including an input configured to receive at least one first audio signal from a first apparatus; an input configured to receive at least one second...
US-1,020,0776 Headphone off-ear detection
Disclosed is a signal processor for headphone off-ear detection. The signal processor includes an audio output to transmit an audio signal toward a headphone...
US-1,020,0767 Audio and/or video generation apparatus and method of generating audio and/or video signals
An audio and/or video generation apparatus which is arranged in operation to generate audio and/or video signals representative of an audio and/or video source,...
US-1,020,0766 Audio and/or video generation apparatus and method of generating audio and/or video signals
An audio and/or video generation apparatus which is arranged in operation to generate audio and/or video signals representative of an audio and/or video source,...
US-1,020,0724 System for optimizing distribution of audio data
Described are techniques for selecting an audio device from a group of devices to function as a master device that receives data from a remote source and...
US-1,020,0540 Efficient reutilization of acoustic echo canceler channels
Audio systems and methods are provided to reduce echo content in an audio signal. The systems and methods receive an audio signal and sound stage rendering...
US-1,020,0539 Relaying device, audio communication system, and relaying method
[Problem] To provide am audio communication system configured such that a relaying device and terminal devices are connected via a communication network, and...
US-1,020,0053 Magnitude compensation technique for processing single-bit wide data
Droop caused by a filter may be compensated by applying a pre-filter to the audio signal that cancels out, at least in part, the droop caused by the filter. The...
US-1,020,0003 Dynamically extending loudspeaker capabilities
The present disclosure provides systems and methods to dynamically extend loudspeaker capabilities. In particular, a system comprising a loudspeaker can receive...
US-1,020,0000 Handheld electronic apparatus, sound producing system and control method of sound producing thereof
A handheld electronic, a sound produce system and control method of sound producing thereof are provided. The sound produce system includes a speaker, a...
US-1,019,9050 Signal codec device and method in communication system
The present invention relates to a codec device and method for encoding/decoding voice and audio signals in a communication system, wherein: a fixed codebook...
US-1,019,9049 Adaptive transition frequency between noise fill and bandwidth extension
A method for spectrum recovery in spectral decoding of an audio signal, comprises obtaining of an initial set of spectral coefficients representing the audio...
US-1,019,9048 Bass enhancement and separation of an audio signal into a harmonic and transient signal component
A method for separating an audio signal into a harmonic signal component and a transient signal component is disclosed. The method includes the steps of:...
US-1,019,9047 Systems and methods for processing an audio signal for replay on an audio device
Systems and methods for processing an audio signal are provided for replay on an audio device. An audio signal is spectrally decomposed into a plurality of...
US-1,019,9046 Encoder, decoder, coding method, decoding method, coding program, decoding program and recording medium
An encoder includes a periodic-combined-envelope generating part and a variable-length coding part. The periodic-combined-envelope generating part generates a...
US-1,019,9045 Binaural rendering method and apparatus for decoding multi channel audio
Disclosed is a binaural rendering method and apparatus for decoding a multichannel audio signal. The binaural rendering method may include: extracting an early...
US-1,019,9044 Audio signal encoder comprising a multi-channel parameter selector
An apparatus comprising: a channel analyzer configured to determine for a first frame of at least one audio signal a set of first frame audio signal...
US-1,019,9042 Context-based smartphone sensor logic
Methods employ sensors in portable devices (e.g., smartphones) both to sense content information (e.g., audio and imagery) and context information. Device...
US-1,019,9035 Multi-channel speech recognition
Systems, methods, and computer-readable storage devices for performing per-channel automatic speech recognition. An example system configured to practice the...
US-1,019,9032 Adaptive reverberation cancellation system
A signal processor for determining a plurality of drive signals for driving a plurality of loudspeakers to cancel a reverberation effect in a listening area,...
US-1,019,9026 Real-time jamming assistance for groups of musicians
Real-time jamming is automatically assisted for musicians. A real-time audio signal is received of played music that is played by at least one person. Beat is...
US-1,019,8920 Wearable electronic device including audio output transducer and haptic actuator driving and related methods
A wearable electronic device may include a wearable band and audio output transducers carried by the wearable band. The wearable electronic device may also...
US-1,019,8386 Connectors for audio data transfer
This application relates to methods and apparatus for transfer of data between a host device (400) and a peripheral device (300) via a USB Type-C connector...
US-1,019,8244 Head-mounted device, headphone apparatus and separation control method for head-mounted device
A head-mounted device, a headphone apparatus, and a separation control method for the head-mounted device, the separation control method includes following...
US-1,019,8239 Gesture-controlled tabletop speaker system
A speaker system includes a case, an audio input, speakers, an accelerometer, and a computer processor. The audio input is structured to receive a program audio...
US-1,019,5007 Determining the internal structure of a bone
A drill burr includes a channel, extending along a longitudinal axis of the drill burr, and fluidically connected to a water reservoir for providing a...
US-RE47,229 Method, system and program product for broadcast operations utilizing internet protocol and digital artifacts
An affiliate site commands the central site to construct a unique broadcast event log through the affiliate site's command browser. The sequenced data stream of...
US-1,019,4505 Audio bus lighting control
The present disclosure relates to systems, devices and methods for lighting control by an audio bus lighting control device. In one embodiment, a method...
US-1,019,4372 Relaying device, audio-communication system and relaying method for relaying audio signal
A relay device includes a network communication unit, a control unit, and a session table. The network communication unit receives, from terminal devices, an...
US-1,019,4263 Promotion operable recognition system
A recognition system is employed in conjunction with a subscriber's cellular phone and the network serving the subscriber. According to an embodiment, a...
US-1,019,4262 Proximity-based item data communication
A method includes receiving an audio signal at a mobile computing device and determining whether the audio signal is within a particular frequency range using...
US-1,019,4258 Audio signal processing apparatus and method for crosstalk reduction of an audio signal
The disclosure relates to an audio signal processing apparatus for filtering a left channel input audio signal (L) and a right channel input audio signal (R), a...
US-1,019,4249 Multi-coil loudspeaker driver
A coil assembly is coupled to a diaphragm. The coil assembly has a number of coils that are fixed in a stacked, end to end manner along a length axis. The coils...
US-1,019,4241 System and method for loudspeaker protection
Systems, devices, and methods are described for providing loudspeaker protection. An upstream loudspeaker model estimation component receives sensed electrical...
US-1,019,4239 Multi-resolution audio signals
An apparatus including at least one microphone; audio circuitry connected to the at least one microphone; and a memory connected to the audio circuitry. The...
US-1,019,4230 Earphones with motion sensitive inflation
Methods and systems are provided for earphones with motion sensitive inflation. In an audio system that comprises an audio output element that is applied...
US-1,019,4202 Apparatus and method for controlling an audio/video connection in a device
An apparatus and method for controlling an audio/video connection in a device is described. The method includes entering a first state in response to a user...
US-1,019,4117 Combining audio and video streams for a video headset
A wearable device and corresponding methods and computer-readable media are disclosed, where the method comprises: receiving a first audio signal from an audio...
US-1,019,3565 Compressive encoding apparatus, compressive encoding method, decoding apparatus, decoding method, and program
The present disclosure relates to a compressive encoding apparatus, a compressive encoding method, a decoding apparatus, a decoding method, and a program which...
US-1,019,3506 Methods and circuits to reduce pop noise in an audio device
A class D amplifier receives and amplifies a differential analog signal which is then differentially integrated. Two pulse width modulators generate pulse...
US-1,019,2567 Echo cancellation and suppression in electronic device
A portable device performs echo cancellation and echo suppression. An audio echo signal and an audio desired signal are obtained from an acoustic echo...
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