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Searching: audio signal





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Patent # Description
US-1,013,6201 Speaker system charging station
A speaker assembly is provided with a housing, at least one transducer supported by the housing, and a controller. The controller is adapted to receive a first...
US-1,013,5968 System and method for acoustic echo cancellation
A system and method for acoustic echo cancellation is provided. Embodiments may include receiving, at one or more microphones, an audio reference signal from an...
US-1,013,5567 Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems
Systems and methods for decoding block and concatenated codes are provided. These include advanced iterative decoding techniques based on belief propagation...
US-1,013,5555 Monitoring behavior of listening to broadcast
A device and a method for monitoring behavior of listening to broadcast comprises a transmitter transmitting a characteristic audio signal which is modulated on...
US-1,013,5411 Patrol vehicle communications system for users of both mobile and portable radios
In a communications system for an individual who has access to a vehicle-mounted two-way radio and a portable two-way radio which includes a speakermic having a...
US-1,013,5406 On-chip resistor divider compensation with a 2VRMS input
A new compensation system for an audio input reduces noise by matching feedback ratios in the positive and negative paths. A variable resistance network allows...
US-1,013,4417 Method and apparatus for detecting a voice activity in an input audio signal
The disclosure provides a method and an apparatus for detecting a voice activity in an input audio signal composed of frames. A noise characteristic of the...
US-1,013,4416 Privacy-preserving energy-efficient speakers for personal sound
The privacy-preserving energy-efficient speaker implementations described herein improve user privacy while a user is listening to audio and can reduce the...
US-1,013,4415 Systems and methods for removing vehicle geometry noise in hands-free audio
Method and apparatus are disclosed for determining and accounting for distortions to an audio signal due to the geometric properties of the interior cabin of a...
US-1,013,4409 Segmenting audio signals into auditory events
In one aspect, the invention divides an audio signal into auditory events, each of which tends to be perceived as separate and distinct, by calculating the...
US-1,013,4405 Method and device for decoding an audio soundfield representation
Soundfield signals such as e.g. Ambisonics carry a representation of a desired sound field. The Ambisonics format is based on spherical harmonic decomposition...
US-1,013,4404 Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling...
An apparatus for generating a decoded two-channel signal includes: an audio processor for decoding an encoded two-channel signal to obtain a first set of first...
US-1,013,4403 Crossfading between higher order ambisonic signals
In general, techniques are described for crossfading sets of spherical harmonic coefficients. An audio encoding device or audio decoding device comprising a...
US-1,013,3906 Audio device and display device
The present invention provides an audio device and a display device. The audio device comprises a vibrating diaphragm, an ultrasonic emitting element and a...
US-1,013,3546 Providing content on multiple devices
Techniques for receiving a voice command from a user and, in response, providing audible content to the user using a first device and providing visual content...
US-1,013,3542 Modification of distracting sounds
A system comprising at least one processor; and at least one storage device. The storage device(s) store instructions that, when executed, cause the at least...
US-1,013,3358 Fitting detection for a bone conduction transducer (BCT) using an inertial measurement unit (IMU) sensor
An example system is described that includes a head-mountable device (HMD) with a bone conduction transducer that transmits an audio signal and an inertial...
US-1,013,0809 Transcutaneous electrostimulator and methods for electric stimulation
An electrostimulation device includes a computer generating an electrostimulation generator control signal and outputting a music signal, a transcutaneous...
US-1,012,9685 Audio signal processing method and device
The present invention relates to a method and an apparatus for processing an audio signal, and more particularly, to a method and an apparatus for processing an...
US-1,012,9684 Systems and methods for audio creation and delivery
Systems and methods of providing an audio signal are disclosed herein. In one embodiment, a method of delivering an audio signal from a device toward a user's...
US-1,012,9683 Controlling audio signal parameters for capture and mixing of spatial audio data
A method and corresponding system for correcting for deviations in a performance that includes a plurality of audio sources, the method comprising detecting a...
US-1,012,9675 Audio settings of multiple speakers in a playback device
Techniques described herein may involve dynamically adjusting the equalization of multiple speakers in a playback device. An example implementation involves a...
US-1,012,9663 Partner microphone unit and a hearing system comprising a partner microphone unit
A partner microphone unit comprising a) a multitude microphones for picking up a sound from the environment providing corresponding electric input signals, each...
US-1,012,9662 Hearing aid having a classifier for classifying auditory environments and sharing settings
A hearing system includes a hearing aid (10) and a personal communication device (20) being connected via a short range data communication link (15, 29). The...
US-1,012,9661 Techniques for increasing processing capability in hear aids
The signal processing functions of a hearing aid as described above necessarily cause some delay between the time the audio signal is received by the microphone...
US-1,012,9659 Dialog enhancement complemented with frequency transposition
A method, a system and a computer program product are disclosed for enhancing an audio signal in relation to a hearing impairment. An input signal is obtained...
US-1,012,9658 Method and apparatus for recovering audio signals from images
A method of recovering audio signals and corresponding apparatus according to an embodiment of the present invention using video or other sequence of images...
US-1,012,9649 User-programmable, head-supportable listening device with WiFi media player
A user-programmable, head-supportable listening device with built-in WiFi media player is configured to provide user custom application programmability with...
US-1,012,9645 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-1,012,9642 Reducing audio distortion in an audio system
An audio system comprises an audio driver configured to receive a target audio signal and a feedback signal and to generate an adjusted audio signal responsive...
US-1,012,9641 Audio reproduction device target sound signature
A system for tuning an audio reproduction device is disclosed. The system includes an audio signal generator for generating an audio signal to be played back in...
US-1,012,9640 Suppressing a modal frequency of a loudspeaker
An example provides an apparatus to receive an audio input signal, generate, from the audio input signal, a filtered audio input signal to suppress at least one...
US-1,012,9639 Headphones, audio device, audio system and method for transmitting signals
A set of headphones includes a connector with a first connection contact and a second connection contact as well as a loudspeaker, which is connected to the...
US-1,012,9627 Wireless digital audio music system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-1,012,9626 Case including speaker for outputting sound using earphones
Provided is a case including a speaker for outputting sound using earphones, the case including a master earphone for receiving an audio signal from an external...
US-1,012,9605 Method and apparatus for reducing and restoring the effectiveness of a commercial skip system
A method and apparatus is disclosed which reduces or removes the effectiveness of commercial skip systems such as presently found in VCRs, PVRs, etc. which are...
US-1,012,9498 Methods for transmitting audio and video signals and transmission system thereof
Transmitting audio and video signals, can include: detecting if the state of a video control signal has changed, where a video signal includes the video control...
US-1,012,9408 Residual echo detection based on non-causality
Methods and systems detect residual echo in an audio signal in a non-causal manner. A non-causal residual echo detector allows accurate detection of any...
US-1,012,9392 Systems and methods for detecting inmate to inmate conference calls
A system for detecting inmate to inmate conference calls in a correctional facility is disclosed herein. The system includes a database and a conference call...
US-1,012,8930 Fully flexible multi-tuner front end architecture for a receiver
In an example, a method includes: in a first mode, causing a first tuner of an entertainment system to receive and process a first RF signal from a first...
US-1,012,8893 Method and system for planar, multi-function, multi-power sourced, long battery life radio communication appliance
A multifunction electronic key is provided with at least one wireless communication interface that can function as an access control key to unlock an electronic...
US-1,012,8809 Intelligent method and apparatus for spectral expansion of an input signal
A method, and a corresponding apparatus, for processing an input signal comprise filtering the input signal to separate a passband frequency component of the...
US-1,012,8806 Method of controlling an audio amplifier unit and audio amplifier unit
A method for controlling an audio amplifier unit having an audio input, an amplifier, a volume regulation unit and an audio output. An audio signal is received...
US-1,012,8803 Systems and methods for predictive switching in audio amplifiers
An audio amplifier circuit for providing an output signal to an audio transducer may include a power amplifier and a control circuit. The power amplifier may...
US-1,012,7925 Parallel signal processing system and method
A system and method for processing a plurality of channels, for example audio channels, in parallel is provided. For example, a plurality of telephony channels...
US-1,012,7921 Adaptive correction of loudspeaker using recurrent neural network
An audio system is described that corrects for linear and nonlinear distortions. The system can include a physical loudspeaker system responsive to an audio...
US-1,012,7919 Determining noise and sound power level differences between primary and reference channels
A method for estimating a noise power level difference (NPLD) between a primary microphone and a reference microphone of an audio device includes obtaining...
US-1,012,7918 Methods for reconstructing an audio signal
A system configured to reconstruct audio signals. The system may identify missing audio samples due to packet loss or detect distortion caused by audio clipping...
US-1,012,7916 Method and apparatus for enhancing alveolar trill
A method and apparatus for enhancing audio processing between a transmit radio (230) and a receive radio (240) are provided. Digitized audio frames (202) are...
US-1,012,7915 Managing silence in audio signal identification
An audio identification system determines whether a portion of a sample of an audio signal includes silence and generates a test audio fingerprint for the audio...
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