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Searching: audio signal





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Patent # Description
US-9,480,927 Portable terminal with music performance function and method for playing musical instruments using portable...
Disclosed are a portable terminal with a music performance function and a method for playing a variety of musical instruments. The method includes: selecting a...
US-9,480,400 Electronic stethoscope system for telemedicine applications
An electronic stethoscope includes a housing configured for hand-held manipulation, a transducer supported by the housing and configured to sense auscultation...
US-9,479,887 Method and apparatus for pruning audio based on multi-sensor analysis
A method, apparatus, and computer program product are provided in order to compose audio signals for content in a multi-user environment that provide a high...
US-9,479,886 Scalable downmix design with feedback for object-based surround codec
In general, techniques are described for grouping audio objects into clusters. In some examples, a device for audio signal processing comprises a cluster...
US-9,479,883 Audio signal processing apparatus, audio signal processing method, and program
An audio signal processing apparatus includes a tapping detection unit to which an audio signal picked up by a microphone is input and that detects a tapping...
US-9,479,872 Audio reproducing method and apparatus
An information processing apparatus that reproduces left and right audio signals based on data acquired from a sound source; acquires left and right surrounding...
US-9,479,869 Systems and methods for detection of load impedance of a transducer device coupled to an audio device
In accordance with systems and methods of the present disclosure, an audio device may include an electrical terminal, an audio circuit, and a transducer load...
US-9,479,868 Systems and methods for detection of load impedance of a transducer device coupled to an audio device
In accordance with systems and methods of the present disclosure, an audio device may include an electrical terminal, an audio circuit, and a transducer load...
US-9,479,866 Microphone array with daisy-chain summation
Microphone stages in a microphone array may be coupled together in a daisy chain. Each stage may include a microphone, an analog to digital converter, a...
US-9,479,863 Combo-jack detecting circuit
A combo-jack detecting circuit for used in an audio CODEC is provided. The combo-jack detecting circuit comprises a low pass filter, a detecting unit and a...
US-9,479,860 Systems and methods for enhancing performance of audio transducer based on detection of transducer status
Based on transducer status input signals indicative of whether headphones housing respective transducers are engaged with ears of a listener, a processing...
US-9,479,820 Synchronisation of audio and video playback
A method of playing audio content to a viewer in synchronisation with a video content. The method comprises receiving and digitising an ultrasonic signal...
US-9,479,733 Flow-control based switched group video chat and real-time interactive broadcast
Real-time interactive broadcast sessions for client devices include: for each client device in the interactive broadcast session, configuring downstream video...
US-9,479,711 Embedded audio routing switcher
An apparatus includes a separator for selectively separating audio from input signals including video with audio, a switcher for selectively transferring the...
US-9,479,629 Radio wave receiving apparatus for receiving two different radio wave intensities
A radio wave receiver that receives two different sets of radio waves and displays intensity of the received radio waves. First and second radio wave processing...
US-9,479,627 Desktop speakerphone
The present invention relates to a desktop speakerphone constructed to make the desktop speakerphone less space-consuming while having improved audio qualities....
US-9,479,573 Systems, methods and computer-readable media for configuring receiver latency
The present disclosure is related to transmitting and receiving media channels, such as audio and video channels. These channels may be transmitted as packets...
US-9,479,373 Packet processor verification methods and systems
Methods and systems for transmitting and receiving data using audio devices but without being detectable by a human ear are disclosed. For example, a device for...
US-9,479,275 Multiformat digital audio interface
Embodiments of various methods, devices and systems are described herein that use a unified bus communication protocol. One such device comprises an interface...
US-9,479,129 Audio amplifier, audio output circuit, integrated circuit for audio, electronic device, and method for...
An audio amplifier is disclosed. The audio amplifier for driving an electroacoustic transducer includes an H bridge circuit including a 1D-class amplifier...
US-9,478,997 Electronic device charging via an audio jack
An electronic device may comprise audio processing circuitry and a first connector having a first contact and a second contact. In a first mode of operation,...
US-9,478,246 Providing audio video content during playback pause
An audio video display device (AVDD) can present recorded content that can be paused. During pausing, ancillary AV content is shown until such time as a play or...
US-9,478,234 Microphone apparatus and method with catch-up buffer
At a microphone, voice activity is detected in a data stream while simultaneously buffering audio data from the data stream to create buffered data. A signal is...
US-9,478,229 Methods and apparatus for recording impulsive sounds
Loud sounds with fast rise times, like gunfire and explosions, can cause noise-induced hearing loss (NIHL). Unfortunately, current models do not adequately...
US-9,478,228 Encoding and decoding of audio signals
An encoder (1201) for encoding a plurality of audio signals comprises a selector (1303) which selects a subset of time-frequency tiles to be downmixed and a...
US-9,478,226 Method and apparatus for encoding and decoding noise signal
Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral...
US-9,478,224 Audio processing system
An audio processing system (100) comprises a front-end component (102, 103), which receives quantized spectral components and performs an inverse quantization,...
US-9,478,221 Enhanced audio frame loss concealment
A method is provided for concealing a lost audio frame of a received audio signal by performing a sinusoidal analysis of a part of a previously received or...
US-9,478,215 Vehicle-based message control using cellular IP
Architecture for playing back personal text-based messages such as email and voicemail over a vehicle-based media system. The user can use a cell phone that...
US-9,478,212 Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device
In accordance with embodiments of the present disclosure, an adjustable equalization filter may have a response that generates an equalized source audio signal...
US-9,478,210 Systems and methods for hybrid adaptive noise cancellation
In accordance with systems and methods of this disclosure, a method may include generating a feedforward anti-noise signal component from a result of measuring...
US-9,477,658 Systems and method for speech to speech translation using cores of a natural liquid architecture system
A method and system for speech to speech translation using a plurality of computational cores of a natural liquid architecture are provided. The method includes...
US-9,474,901 System and method for neural hearing stimulation
An auditory prosthesis device for neural stimulation of a patient's hearing having an audio signal input device; a sound processor for generating a neural...
US-9,474,892 Method and system for decreasing transthoracic impedance for cardioversion and defibrillation
A method and system for improving the effectiveness of cardioversion and defibrillation through the ability to reduce transthoracic impedance. A method and...
US-9,474,489 Portable smart stethoscope formed of smart mobile device and casing assembly
A smart portable stethoscope is formed of a smart mobile device and a casing assembly for the mobile device. The casing assembly comprises a casing member, a...
US-9,474,208 System and method for determining material yield and/or loss from a harvesting machine using acoustic sensors
A system and method for determining material yield and/or loss from a harvesting machine using acoustic sensors and advanced signal processing capabilities is...
US-9,473,869 Audio signal processing device
An audio signal processing device includes: an input section to which an audio signal is input; a bias processing section configured to add a bias signal to the...
US-9,473,866 System and method for tracking sound pitch across an audio signal using harmonic envelope
A system and method may be configured to analyze audio information derived from an audio signal. The system and method may track sound pitch across the audio...
US-9,473,863 System and method for improving audio capture quality in a living room type environment
Systems and methods for improving the audio quality in a living-room type of environment having multimedia equipment are described. The audio signals emanating...
US-9,473,852 Pre-processing of a channelized music signal
A method for pre-processing a channelized music signal to improve perception and appreciation for a hearing prosthesis recipient. In one example, the...
US-9,473,844 Headphones and ear pad
[Problem] To prevent sound leakage through gaps between the wearing surface side of ear pads and areas around the ears when headphones are worn and used by a...
US-9,473,802 Providing un-interrupted program viewing experience during satellite signal interruptions
Systems, devices and methods are described to obtain a lower-quality replacement when the reception of a direct broadcast satellite (DBS) or other broadcast...
US-9,473,728 Home audio video display device (AVDD) as sensor monitor
Method, computer storage device, and system that establish communication with at least first and second sensors, receive information from the sensors, and...
US-9,473,667 Apparatus and method for capturing image with audio data
A method for capturing an image with audio data includes recording and storing audio data, capturing an image on request, and matching and storing the recorded...
US-9,473,645 Audio quality in teleconferencing
A method and system for improved audio quality in teleconferencing are provided. The method includes analyzing the audio signal of multiple input lines in a...
US-9,473,322 Apparatus, systems and methods for packet based transmission of multiple data signals
Apparatus, systems and methods for receiving one or more input signals and providing output signals in various video, audio, data and mixed formats are...
US-9,473,260 Method for performing announcements in a means of transport
Method for performing announcements in a means of transport that has an announcement device having at least one loudspeaker and an entertainment device, having...
US-9,473,251 Transferring audio files
Embodiments of the present invention use one or more audible tones to communicate metadata during a transfer of an audio file. Embodiments of the present...
US-9,473,102 Level adjusting circuit, digital sound processor, audio AMP integrated circuit, electronic apparatus and method...
Level adjusting circuit for adjusting level of input audio signal, includes: N filters, N being integer of two or more; N dynamic range compression (DRC)...
US-9,473,093 Method and apparatus for ultrasonic triggered audio reduction
A method and apparatus trigger audio reduction using an ultrasonic signal. Device audio can be output at a first device audio setting from a device through a...
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