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Searching: audio signal





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Patent # Description
US-1,000,9703 Automatic polarity correction in audio systems
A mixing signal processing technique modifies digital audio recordings to simulate the linear and nonlinear effects of propagation and mixing of sounds in air....
US-1,000,9701 Method and system of extending battery life of a wireless microphone unit
A method of extending battery life of a wireless microphone unit includes muting the wireless microphone unit responsive to a mute signal from a base station...
US-1,000,9700 System and method for fuzzy logic feedback control of speaker excursion
An audio system includes an input node for receiving an audio input signal, a signal processor coupled to the input node to receive the audio input signal, and...
US-1,000,9696 Cochlear hearing device with cable antenna
A hearing aid device comprising a behind-the-ear part, an at-the-head part, a coupling element, a second antenna, and a wireless interface is disclosed. The...
US-1,000,9688 Digital communication system for loudspeakers
A communication system for communicating with at least one loudspeaker is described where the loudspeaker is connected to audio equipment over standard two-wire...
US-1,000,9687 Audio system, method of outputting audio, and speaker apparatus
An audio system, an audio outputting method, and a speaker apparatus are disclosed. The audio system includes a plurality of speaker modules connected to each...
US-1,000,9684 Offset cartridge microphones
Offset cartridge microphones are provided that include multiple unidirectional microphone cartridges mounted in an offset geometry. Various desired polar...
US-1,000,9576 Audio and video conversion device
The invention provides an audio-video conversion device, relating to the field of TV, through converting the LVDS and/or V-by-One input port in the display into...
US-1,000,9569 Closed caption-support content receiving apparatus and display apparatus, system having the same, and closed...
Disclosed are a closed caption-support content receiving apparatus and display apparatus, a system having the same, and a closed caption-providing method...
US-1,000,9130 Internet radio stream generation
A system includes a first source interface, a second source interface, a content mixer, a first communication interface (CI), and a second CI. The first source...
US-1,000,8998 Method, apparatus, and system for analysis, evaluation, measurement and control of audio dynamics processing
A method, apparatus, and system for measuring and analyzing the effects of dynamics modifying processors on a signal. This new approach utilizes statistical...
US-1,000,8994 Audio amplifier system
An audio amplifier system is described comprising: a variable gain audio processor for processing digital audio signal, a digital to analog converter coupled to...
US-1,000,8993 Amplifier current consumption control
The audio amplifier includes a variable gain amplifier receiving the input audio signal and providing the output signal, whereby the output signal corresponds...
US-1,000,8988 Amplifier
To prevent temperature rise of an amplifier. An AV amplifier 1 that amplifies an audio signal includes a PWM modulator 5 that controls dynamic range of the...
US-1,000,8816 Work surface power unit with wireless speakerphone
An electrical power unit with wireless communications capability includes a wireless communications module supported in a housing that is configured to be...
US-1,000,8218 Blind bandwidth extension using K-means and a support vector machine
A system and method of blind bandwidth extension. The system selects a prediction model from a number of stored prediction models that were generated using an...
US-1,000,8217 Multi-rate system for audio processing
A multi-rate audio processing system and method provides real-time measurement and processing of amplitude/phase changes in the transition band of the lowest...
US-1,000,8214 USAC audio signal encoding/decoding apparatus and method for digital radio services
Disclosed is a unified speech and audio coding (USAC) audio signal encoding/decoding apparatus and method for digital radio services. An audio signal encoding...
US-1,000,8202 Systems and methods of interpreting speech data
Method and systems are provided for interpreting speech data. A method and system for recognizing speech involving a filter module to generate a set of...
US-1,000,7483 Volume adjustment device
A volume adjustment device includes a display section, touch panel, and a controller which displays a slide bar including a knob, receives a movement goal...
US-1,000,7480 Multi-parametric analysis of snore sounds for the community screening of sleep apnea with non-Gaussianity index
A parameter quantifying deviation from Gaussianity distribution of a patient's sounds, in the form of a non-Gaussianity distribution index, may be used to...
US-1,000,7325 Electronic device, audio device, and methods of controlling electronic device and audio device power supply
Provided is an electronic device. The electronic device includes a communicator that wirelessly connects the electronic device to an external device, and a...
US-1,000,4269 Control circuit, electronic cigarette and method for controlling electronic cigarette
A control circuit, an electronic cigarette and a method for controlling the electronic cigarette, the control circuit includes at least one airflow sensor, a...
US-1,000,4110 Method and system for communication system interoperability
An system for interlinking communication devices having different communication mechanisms, includes a first device having a plurality of radios that are...
US-1,000,3941 Electronic device and its wireless network connection method
A wireless network connection method for an electronic device is provided, in which a first signal is transmitted to additional electronic device and is...
US-1,000,3907 Processing spatially diffuse or large audio objects
Diffuse or spatially large audio objects may be identified for special processing. A decorrelation process may be performed on audio signals corresponding to...
US-1,000,3906 Determining and using room-optimized transfer functions
A device for determining room-optimized transfer functions for a listening room serving for room-optimized post-processing of audio signals in spatial...
US-1,000,3904 Method and device for processing binaural audio signal generating additional stimulation
Disclosed is a binaural audio signal processing device. The binaural audio signal processing device includes a binaural renderer and an extra exciter. The...
US-1,000,3903 Methods for determining relative locations of wireless loudspeakers
Methods, systems, and apparatuses are described for determining relative locations of wireless loudspeakers and performing channel mapping thereof. An audio...
US-1,000,3892 Systems and methods for altering the input dynamic range of an auditory device
An auditory device according to one embodiment includes a processing unit configurable to determine a noise estimate and a measure for one of a plurality of...
US-1,000,3877 Contact hearing system with wearable communication apparatus
Contact hearing devices for use with a wearable communication apparatus are disclosed to provide the user with an open ear canal to hear ambient sound and sound...
US-1,000,3846 Methods, apparatus and articles of manufacture to provide secondary content in association with primary...
Example methods, apparatus and articles of manufacture to provide media content are disclosed. A disclosed example method includes receiving an audio signal...
US-1,000,2691 High-speed, high resolution ethernet cable
An improved Ethernet cable with an undulating and folding jacket housing external spatial channels. The undulating housing provides for multiple connection...
US-1,000,2621 Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency
Apparatus for decoding an encoded audio signal including an encoded core signal, including: a core decoder for decoding the encoded core signal to obtain a...
US-1,000,2617 Bandwidth extension of harmonic audio signal
Methods and arrangements in a codec for supporting bandwidth extension, BWE, of a harmonic audio signal. The method in the decoder part of the codec comprises...
US-1,000,2616 Audio decoding device
An input signal includes a channel-based audio signal and an object-based audio signal, and an audio encoding device includes an audio scene analysis unit...
US-1,000,2615 Inter-channel level difference processing method and apparatus
An inter-channel level difference (ICLD) processing method and apparatus are disclosed. A stereo audio signal is received, and the stereo audio signal is parsed...
US-1,000,2614 Determining the inter-channel time difference of a multi-channel audio signal
There is provided a method and device for determining an inter-channel time difference of a multi-channel audio signal having at least two channels. A set of...
US-1,000,2601 In-vehicle communication signal processing
A system includes a feedback filter configured to receive an audio signal from a microphone and to process the audio signal based on a feedback path between a...
US-1,000,1966 Systems and methods for sequencing audio communications
An audio sequencing device includes an input circuit, a prioritizing circuit, a playback circuit, and an output circuit. The input circuit is receives a first...
US-1,000,1964 Systems, methods, and devices for handling Wi-Fi and bluetooth audio
Methods, devices and systems for handling Wi-Fi or Bluetooth signals in a wireless network are disclosed. Example embodiments include a method including the...
US-9,998,841 Acoustic signatures
Embodiments described herein provide for acoustic signatures in a playback system. An example implementation involves receiving, from a microphone of the...
US-9,998,839 Multimedia apparatus, and method for processing audio signal thereof
Disclosed in the present specification are a multimedia apparatus for servicing an optimized sound depending on the surrounding environment and a method for...
US-9,998,835 Transducer components and structure thereof for improved audio output
Embodiments are provided for components configured for audio playback. According to certain aspects, a transducer includes dual voice coils disposed in a magnet...
US-9,998,826 Optimization of performance and power in audio system
In accordance with embodiments of the present disclosure, a method for operating a playback path comprising a first dynamic range enhancement subsystem and a...
US-9,998,823 Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement
In accordance with embodiments of the present disclosure, a control circuit may be configured to, responsive to an indication to switch between gain modes of a...
US-9,998,822 Signal processing apparatus and method
There is provided a signal processing apparatus advantageous in terms of sound source separation performance. The signal processing apparatus includes a...
US-9,998,819 Audio layer in keyboard device providing enhanced audio performance
A case having a recessed holding, an acoustic waveguide, and at least one audio transducer device. The recessed holding well is configured to receive and...
US-9,998,817 On head detection by capacitive sensing BCT
The present application describes on-head detection by a capacitive sensing bone conduction transducer (BCT) system and applications thereof. An example...
US-9,998,815 Portable device and method for entering power-saving mode
A portable device and a method for entering a power-saving mode are provided. An audio signal is transmitted to an earphone via a cable. At least one electrical...
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