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Searching: audio signal





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Patent # Description
US-9,871,992 Content output apparatus, mobile apparatus, and controlling methods thereof
A content output apparatus, methods for controlling a content apparatus, and a mobile apparatus are provided. The content output apparatus includes a receiver...
US-9,871,605 Self-contained tactical audio distribution device
A tactical audio distribution device may include a housing. A plurality of connection jacks may be coupled to the housing. A plurality of microphone input...
US-9,871,604 Allocation to channel strips in audio signal processing apparatus
A mixer includes a plurality of channel strips to which are variably allocated respective objects of operation, and a memory of the mixer stores layer data...
US-9,871,497 Processing audio signal to produce enhanced audio signal
A signal processing apparatus includes a transform unit configured to orthogonally transform an audio signal; an analysis unit configured to analyze the audio...
US-9,870,783 Audio signal processing
An estimated system gain spectrum of an acoustic system is generated, and updated in real-time to respond to changes in the acoustic system. Peak gains in the...
US-9,870,780 Estimation of background noise in audio signals
Background noise estimators and methods are disclosed for estimating background noise in an audio signal. Some methods include obtaining at least one parameter...
US-9,870,779 Speech synthesizer, audio watermarking information detection apparatus, speech synthesizing method, audio...
According to an embodiment, a speech synthesizer includes a source generator, a phase modulator, and a vocal tract filter unit. The source generator generates a...
US-9,870,777 Lossless embedded additional data
Methods are disclosed for an encoder to embed a data stream into a quantized PCM digital audio signal and for a corresponding decoder to both retrieve the data...
US-9,870,769 Accent correction in speech recognition systems
A method comprising receiving an audio input signal comprising speech, determining an accent class corresponding to the speech, identifying an accented phone...
US-9,870,763 Coherence based dynamic stability control system
A coherence based dynamic stability control system for a vehicle audio system may include at least one output sensor configured to transmit an output signal...
US-9,870,198 Method and system of illustrating audio signal strength
A method of illustrating audio signal strength includes at a portable computer device having one or more processors and memory storing programs executed by the...
US-9,867,578 Physiological acoustic monitoring system
An acoustic monitoring system has an acoustic front-end, a first signal path from the acoustic front-end directly to an audio transducer and a second signal...
US-9,867,050 Ultrasonic audio transmission of wireless LAN information
A system and method of regulating access to a short-range wireless communications network using an ultrasonic audible signal includes: receiving a handheld...
US-9,866,985 Audio signal output device and method, encoding device and method, decoding device and method, and program
The present technology relates to an audio signal output device and a method, an encoding device and a method, a decoding device and a method, and a program for...
US-9,866,984 Method for generating surround channel audio
A method includes extracting a difference value through extraction of features of a front audio channel signal and a surround channel of multichannel sound...
US-9,866,972 Micro-electro-mechanical acoustic transducer device with improved detection features and corresponding...
Described herein is a MEMS acoustic transducer device provided with a micromechanical detection structure that detects acoustic-pressure waves and supplies a...
US-9,866,964 Synchronizing audio outputs
A computing system with multiple audio devices local to an environment to provide synchronized audio output to a user. A remote system receives a local audio...
US-9,866,963 Headphone audio enhancement system
An audio enhancement system can provide spatial enhancement, low frequency enhancement, and/or high frequency enhancement for headphone audio. The spatial...
US-9,866,960 Vibration audio system, vibration audio output method, and vibration audio program
The present invention provides a vibration audio system for transmitting an audio signal outputted from a sound source to a listener in the form of vibration...
US-9,866,955 Enhancement of intelligibility in noisy environment
Provided are methods and systems for enhancing the intelligibility of an audio (e.g., speech) signal rendered in a noisy environment, subject to a constraint on...
US-9,866,953 Electronic stethoscope
An electronic stethoscope has a body with a diaphragm at one end of the body. A microphone is housed within the body, wherein the microphone is to generate a...
US-9,866,948 Techniques for generating audio signals
Techniques described herein generally relate to generating an audio signal with a speaker. In some examples, a speaker device is described that includes a...
US-9,866,947 Dual-microphone headset and noise reduction processing method for audio signal in call
The present invention discloses a headset, a terminal, and a method for processing an audio signal based on the headset and the terminal. The method for...
US-9,866,946 Wireless headset
A wireless headset with a headband that is constructed and arranged to fit over a user's head. The headband includes an antenna that is adapted to transmit and...
US-9,866,915 Context relevant interactive television
Methods, systems and computer readable medium with program instructions for providing contextually relevant information for multimedia content streaming through...
US-9,866,898 Elementary stream multiplexing method, multiplexing system, encoding or decoding method and apparatus
At the time of an encoding process, a video elementary stream is generated and output by capturing and encoding a video image signal at a time interval of a...
US-9,866,890 Method and apparatus for providing linking service between vehicle AVN system and smartphone based on...
Disclosed are a method and apparatus for providing a linking service between a vehicle AVN system and a smartphone based on a virtualization framework. An...
US-9,866,700 Conference system and process for voice activation in the conference system
Conference systems are used for example in discussions and usually comprise a plurality of delegate units with microphones, whereby in a discussion each...
US-9,866,191 Audio control using auditory event detection
In some embodiments, a method for processing an audio signal in an audio processing apparatus is disclosed. The method includes receiving an audio signal and a...
US-9,866,180 Amplifiers
This application relates to audio amplifier circuitry (100). An amplifier module (103) is located in a signal path between an input (101) and an output (102). A...
US-9,865,279 Method and electronic device
According to one embodiment, a method performed by an electronic device includes: receiving an audio signal comprising voice and background sound via a...
US-9,865,278 Audio signal processing device, audio signal processing method, and audio signal processing program
A frequency domain converter is configured to create a plurality of pieces of frequency domain information by individually converting a plurality of input audio...
US-9,865,275 Low delay modulated filter bank
The document relates to modulated digital filter banks, as well as to methods and systems for the design of such filter banks. In particular, the document...
US-9,865,274 Ambisonic audio signal processing for bidirectional real-time communication
An input ambisonic audio signal includes multiple channels, each of which is made up of audio data representing sound captured by an ambisonic microphone. A...
US-9,865,272 Inserting watermarks into audio signals that have speech-like properties
A method for a machine or group of machines to watermark an audio signal includes receiving an audio signal and a watermark signal including multiple symbols,...
US-9,865,271 Efficient and scalable parametric stereo coding for low bitrate applications
The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These...
US-9,865,270 Audio encoding and decoding
An audio encoder comprises a multi-channel receiver which receives an M-channel audio signal where M>2. A down-mix processor down-mixes the M-channel audio...
US-9,865,269 Stereo audio signal encoder
An apparatus comprising: a channel analyzer configured to determine at least one set of parameters defining a difference between at least two audio signal...
US-9,865,263 Real-time voice recognition on a handheld device
A method and apparatus for implementation of real-time speech recognition using a handheld computing apparatus are provided. The handheld computing apparatus...
US-9,865,259 Speech-responsive portable speaker
An electronic device may operate in different modes of operations. In a first mode of operation, the electronic device may receive user speech via a microphone,...
US-9,865,256 System and method for calibrating a speech recognition system to an operating environment
A voice controlled medical system with improved speech recognition includes a microphone in an operating environment and a medical device. The voice controlled...
US-9,865,247 Devices and methods for use of phase information in speech synthesis systems
A device may receive a speech signal. The device may determine acoustic feature parameters for the speech signal. The acoustic feature parameters may include...
US-9,865,245 Multi-speaker method and apparatus for leakage cancellation
Embodiments of systems and methods are described for reducing undesired leakage energy produced by a non-front-facing speaker in a multi-speaker system. For...
US-9,865,150 Millimetre-wave seat occupation radar sensor
The present invention discloses a mm-wave radar sensor to be deployed in the vehicles for seat occupation detection applications. The key system relevant...
US-9,865,025 Electronic health record system and method for patient encounter transcription and documentation
A patient encounter documentation and analytics system includes a mobile computing platform and a server-based host platform. A mobile application in tandem...
US-9,865,002 Ultrasonic near-field communication
Systems and methods for near-field communications with a mobile device are disclosed. In one embodiment, a computer-implemented method for near-field...
US-9,864,576 Voice controlled assistant with non-verbal user input
A voice controlled assistant having a housing to hold one or more microphones, one or more speakers, and various computing components. The voice controlled...
US-9,864,573 Personal audio mixer
An audio mixer is provided comprising: an audio receiver configured to receive an audio signal comprising a plurality of audio channels and a controller...
US-9,864,569 Adaptable audio devices and systems
Sound-producing devices such as headphone sets or loudspeakers are disclosed that can removably mate with an external interface. The external interface may plug...
US-9,862,271 MM-wave radar driver fatigue sensor apparatus
The present invention discloses a mm-wave radar sensor to be deployed in the vehicles for sensing driver fatigue. The key system relevant components are...
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