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Searching: audio signal





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Patent # Description
US-9,509,267 Method and an apparatus for automatic volume leveling of audio signals
There is provided a method for audio signal adjustment comprising: determining a loudness estimate for at least one frame of an audio signal; determining a...
US-9,509,261 Reduced crosstalk and matched output power audio amplifier
A multi-channel Class D audio amplifier is provided to substantially reduce channel-to-channel crosstalk by employing in each channel a local triangle ramp...
US-9,509,044 Headset, circuit structure of mobile apparatus, and mobile apparatus
A headset, a circuit structure of a mobile apparatus, and a mobile apparatus are provided. The headset includes at least one earphone, a microphone, an audio...
US-9,508,386 Method and apparatus for synchronizing audio and video signals
A method, apparatus and computer program product are provided to synchronize audio signals with video images that are replayed with a modified motion. In a...
US-9,508,359 Acoustic echo preprocessing for speech enhancement
A method for cancelling/reducing acoustic echoes in speech/audio signal enhancement processing comprises selecting a long-term filter based on an echo tail...
US-9,508,357 System and method of optimizing a beamformer for echo control
Apparatus for optimizing beamformers for echo control comprises microphones to receive acoustic signals, echo cancellers (ECs) respectively coupled to the...
US-9,508,355 Method and apparatus for improving encoding and decoding efficiency of an audio signal
Exemplary embodiments may provide a method of encoding an audio signal. The method includes: segmenting the audio signal into a plurality of frames, wherein...
US-9,508,352 Audio coding device and method
An audio coding device that performs predictive coding on a third-channel signal included in a plurality of channels in an audio signal according to a...
US-9,508,350 Audio encoding device, method and program, and audio decoding device, method and program
An audio packet error concealment system includes an encoding unit for encoding an audio signal consisting of a plurality of frames, and an auxiliary...
US-9,508,340 User specified keyword spotting using long short term memory neural network feature extractor
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for recognizing keywords using a long short term memory neural...
US-9,508,242 Pool alarm system
Pool alarm system for detecting the introduction and/or presence of a body in a liquid pool. The system includes: a first sensor for sensing audio signals...
US-9,508,240 Sound receiving apparatus, sound receiving method, sound receiving system, and wireless microphone
A sound amplification apparatus (10) comprises one or more microphones (11) that convert collected sound into an audio signal and transmit the audio signal by...
US-9,505,604 Dispensing device provided with an acoustic signal
Dispensing device (1) provided with an additive (2) for dispensing a dose of an additive to a liquid that is flowing in a pipe, and this device (1) is provided...
US-9,504,087 Facilitating mobile phone conversations
Methods and arrangements for managing termination of a telephone call. A contemplated method includes: detecting a request by a first party to terminate a...
US-9,504,076 Pairing method for establishing a wireless audio network
A method and system of establishing a wireless network for audio data transmission with a first and second audio devices having first and second transceivers,...
US-9,504,072 Wireless device pairing
Generally discussed herein are wireless systems, apparatuses, and methods for pairing a device and a base station. For example, the disclosed techniques may...
US-9,503,962 Mobile wireless device
A mobile wireless device includes a first microphone that receives an audio signal, a plurality of antennas disposed at different distances from the first...
US-9,503,910 Relaying device
A relaying device is provided, which can mediate by using communications of a wireless apparatus without clipping off the beginning of verbal communication. The...
US-9,503,908 Relaying device
A relaying device includes an uplink interface that continuously receives an audio signal in communication, a wireless apparatus interface to which a repeater...
US-9,503,873 Real-time, crowd-sourced, geo-location based system for enhancing personal safety
The disclosure describes a crowd-sourced, social network and geo-location based system for enhancing personal safety via users' mobile devices. The system...
US-9,503,832 System and methods for motion restoration in acoustic processing of recorded sounds
A motion signal processing technique modifies digital audio recordings in order to restore a sense of motion, liveliness, and spatial dynamics. The technique...
US-9,503,829 Ear pressure sensors integrated with speakers for smart sound level exposure
Systems and methods may provide for a headset including a housing and a speaker positioned within the housing and directed toward a region external to the...
US-9,503,825 Hearing aid and hearing aid dual use dongle
A power dongle for a hearing aid includes conductive wires, each wire having a computing device end and a hearing aid end. A first connector is connected to the...
US-9,503,824 Method for adjusting parameters of a hearing aid functionality provided in a consumer electronics device
A method for adjusting a parameter on a consumer electronics device is arranged for outputting a hearing loss compensated signal having a plurality of...
US-9,503,819 Progressive audio balance and fade in a multi-zone listening environment
A system or method for controlling speaker acoustic output in a multi-speaker audio system having multiple listening zones include substantially simultaneously...
US-9,503,815 Perceptual echo gate approach and design for improved echo control to support higher audio and conversational...
To address issues with present echo gate control, a method and apparatus for more intelligently operating an echo gate is described herein. In particular, the...
US-9,503,813 System and method for dynamic residual noise shaping
A system and method for dynamic residual noise shaping configured to reduce hiss noise in an audio signal. The system and method may detect an amount and type...
US-9,503,810 Arrangement for mixing at least two audio signals
In order to realize a correction for changes in the reproduction loudness at low frequencies in a downmix-arrangement, a mixing arrangement is proposed for...
US-9,503,803 Collaboratively processing audio between headset and source to mask distracting noise
A media playback device has programmable signal processing capabilities and an input receiving signals representative of ambient noise. The media playback...
US-9,503,801 Panel device
An audio transmission unit 8 is placed on a surface side of a panel unit 4 where a display 7 is provided, and transmits an audio signal in a direction almost...
US-9,503,783 Methods and apparatus to detect spillover in an audience monitoring system
Methods and apparatus to detect spillover in an audience monitoring system are disclosed. An example method includes sampling a first audio signal from a first...
US-9,503,781 Commercial detection based on audio fingerprinting
A commercial detection system generates a probe audio fingerprint of an audio signal associated with a media stream on a broadcast channel and determines...
US-9,503,200 Communication system and transfer method thereof
A communication system is provided. A receiver receives a plurality of audio signals, wherein a frequency of each of the audio signals is selected from a...
US-9,503,070 Signal conversion system and method
A signal conversion system and method for converting an input signal to a pulse width modulated signal is disclosed. The signal conversion system includes a...
US-9,503,033 Audio amplifier mode transition
An audio amplifier is to transition between a power-down mode and an active mode, based on assertion and deassertion of a power down signal. A power down...
US-9,503,027 Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop...
An integrated circuit may have two signal paths: an open-loop modulator (which may comprise a digital-input Class-D amplifier) and a closed-loop modulator...
US-9,502,049 Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal,...
An audio encoder has a window function controller, a windower, a time warper with a final quality check functionality, a time/frequency converter, a TNS stage...
US-9,502,043 Method and an apparatus for processing an audio signal
A method for processing an audio signal at an audio decoder, the method including receiving a downmix signal, a residual signal, and object information;...
US-9,502,042 Apparatus for processing an audio signal and method thereof
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving a downmix signal and side information;...
US-9,502,041 Apparatus for displaying image and driving method thereof, apparatus for outputting audio and driving method...
An image display apparatus, a method for driving an image display apparatus, a sound output apparatus and a method for driving a sound output apparatus, are...
US-9,502,040 Encoding and decoding of slot positions of events in an audio signal frame
An apparatus for decoding, an apparatus for encoding, a method for decoding and a method for encoding positions of slots having events in an audio signal frame...
US-9,502,028 Acoustic activity detection apparatus and method
Streaming audio is received. The streaming audio includes a frame having plurality of samples. An energy estimate is obtained for the plurality of samples. The...
US-9,502,024 Methods, apparatus and computer programs for automatic speech recognition
An automatic speech recognition (ASR) system includes a speech-responsive application and a recognition engine. The ASR system generates user prompts to elicit...
US-9,502,020 Robust adaptive noise canceling (ANC) in a personal audio device
An adaptive noise canceling (ANC) circuit adaptively generates an anti-noise signal that is injected into the speaker or other transducer output to cause...
US-9,500,425 Weapon direction training system and related methods
A weapon direction training system and methods. A transmitter is configured to removably couple to a weapon of a trainee and continuously transmit a signal. A...
US-9,498,626 Automatic selection of reduction or enhancement of transient sounds
A system and method of generating electrode stimulation signals for electrode contacts in an electrode array associated with a hearing implant is presented. An...
US-9,497,579 Adapter device to allow the monitoring of media exposure on consumer devices
Adapter devices are provided herein which are connectable to an audio connector of a media device. The audio connector of the media device is configured to...
US-9,497,560 Audio reproducing apparatus and method
An audio reproducing apparatus includes: an obtainment unit configured to obtain a stereo audio signal including an L channel signal and an R channel signal;...
US-9,497,544 Systems and methods for surround sound echo reduction
A method for echo reduction by an electronic device is described. The method includes nulling at least one speaker. The method also includes mixing a set of...
US-9,497,540 System and method for reducing rub and buzz distortion
An audio driver with reduced rub and buzz distortion that includes a digital processing module. A digital to audio converter (DAC) operable to receive a digital...
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