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Searching: audio signal





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Patent # Description
US-9,202,513 Systems and methods for providing access to resources through enhanced signals
Systems and methods are provided for using a hidden audio signal. In one exemplary embodiment, the method includes registering, at a central database, one or...
US-9,202,475 Noise-reducing directional microphone ARRAYOCO
In one embodiment, a directional microphone array having (at least) two microphones mounted on opposite sides of a device generates forward and backward base...
US-9,202,474 Effecting voice communication in a sound-restricted environment
A headset is provided for use by a user to effect voice communication in a sound-restricted environment. The headset includes a microphone that converts the...
US-9,202,470 Speech recognition using speech characteristic probabilities
A speech recognition module includes an acoustic front-end module, a sound detection module, and a word detection module. The acoustic front-end module...
US-9,202,456 Systems, methods, apparatus, and computer-readable media for automatic control of active noise cancellation
Active noise cancellation is combined with spectrum modification of a reproduced audio signal to enhance intelligibility.
US-9,202,455 Systems, methods, apparatus, and computer program products for enhanced active noise cancellation
Uses of an enhanced sidetone signal in an active noise cancellation operation are disclosed. In one example, a method of audio signal processing includes...
US-9,202,454 Method and apparatus for audio encoding for noise reduction
A method and apparatus for audio signal encoding for noise reduction are provided. The method includes: receiving an audio signal and performing modified...
US-9,202,367 Low power transmitter for remote control
A transmitter for remote control includes a first analog-to-digital converter (ADC) to receive a first audio signal from a electronic device and convert the...
US-9,202,363 Audio monitoring and sound identification process for remote alarms
In a method for remote monitoring of alarms, a user interface of a mobile computing device enables a user to enter an alarm descriptor associated with an alarm...
US-9,202,235 Promotion operable recognition system
A recognition system is employed in conjunction with a subscriber's cellular phone and the network serving the subscriber. According to an embodiment, a...
US-9,201,812 Multiple logical representations of audio functions in a wireless audio transmitter that transmits audio data...
Embodiments of the invention relate generally to electrical and electronic hardware, computer software, wired and wireless network communications, and computing...
US-9,200,979 System for bearing fault detection
The present invention is directed an ultrasonic frequencies fault detecting apparatus. The present invention uses high frequency ultrasonic energy signals to...
US-9,199,036 Device, method, and system for monitoring the delivery of fluids through a drip chamber
A device, method, and system are provided for monitoring the delivery of fluids through a drip chamber. The device includes an electromagnetic radiation (EMR)...
US-9,197,978 Sound reproduction apparatus and sound reproduction method
A sound reproduction apparatus includes a sound source localization estimating unit that performs estimates using input audio signals in an acoustic space when...
US-9,197,974 Directional audio capture adaptation based on alternative sensory input
A system for audio processing of an acoustic signal captured by at least one microphone based on analysis of a video signal associated with the acoustic signal...
US-9,197,964 Amplifier unit and mobile electronic device provided with the amplifier unit
An amplifier unit suitable for a wide variety of uses, which can flexibly support diverse sound recording scenarios, and a mobile electronic device provided...
US-9,197,963 Broad sound field loudspeaker system
A sound system processor for converting left and right channel signals from an audio source into composite left and right signals and employing at least one low...
US-9,197,962 Polyhedral audio system based on at least second-order eigenbeams
A microphone array-based audio system that supports representations of auditory scenes using second-order (or higher) harmonic expansions based on the audio...
US-9,197,960 Phase correcting canalphone system and method
A canalphone system may include a canalphone housing, and a low audio sound-tube to carry a low audio signal to the canalphone housing's outside. The system may...
US-9,197,959 Headphone device
[Problem] To provide a headphone device that is equipped with an ear pad to be inserted into an ear, is electrically connected to a player device via a cable...
US-9,197,958 Method and apparatus for defining audio signals for headphones
A method, apparatus and computer program product are provided to facilitate the listener's configuration of a filter for audio signals to be output by a...
US-9,197,955 Microphone unit
There is provided a microphone unit having a plurality of miniature microphones for respectively recording audio signals and a carrier unit. The miniature...
US-9,197,951 Levitated structure of bluetooth speaker
A levitated structure of Bluetooth speaker, which is composed of a main frame, a control circuit module, an induced coil module, a speaker, a circular frame and...
US-9,197,930 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-9,197,468 Communication methods between a tanker aircraft and a receiver aircraft in an in-flight refueling operation
Transmission of data and audio messages between tanker and receiver aircrafts to facilitate air refueling operations using a boom device, wherein the method...
US-9,197,261 Vehicle-mounted audio device and automobile
The present invention provides a vehicle-mounted audio device including a casing, a tuner, an audio output unit, a housing chamber, an opening of the housing...
US-9,197,181 Loudness enhancement system and method
A loudness enhancement system and method is described that increases the loudness of an audio signal being played back by an audio device that places limits on...
US-9,196,259 Electronic device and copyright protection method of audio data thereof
A copyright protection method of audio data applied to an electronic device. Left and right channel audio signal values are retrieved from audio signals of an...
US-9,196,258 Spectral shaping for speech intelligibility enhancement
A speech intelligibility enhancement (SIE) system and method is described that improves the intelligibility of a speech signal to be played back by an audio...
US-9,196,257 Apparatus and a method for converting a first parametric spatial audio signal into a second parametric spatial...
An apparatus for converting a first parametric spatial audio signal representing a first listening position or a first listening orientation in a spatial audio...
US-9,196,254 Method for implementing quality control for one or more components of an audio signal received from a...
Disclosed is a method for implementing quality control for one or more components of an audio signal received from a communication device. In one embodiment, a...
US-9,196,249 Method for identifying speech and music components of an analyzed audio signal
Disclosed herein is a method for classifying one or more components of an audio signal received from a communication device. In one embodiment of the present...
US-9,196,247 Voice recognition method and voice recognition apparatus
A voice recognition method includes: detecting a vocal section including a vocal sound in a voice, based on a feature value of an audio signal representing the...
US-9,196,238 Audio processing based on changed position or orientation of a portable mobile electronic apparatus
An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code...
US-9,196,028 Context-based smartphone sensor logic
Methods employ sensors in portable devices (e.g., smartphones) both to sense content information (e.g., audio and imagery) and context information. Device...
US-9,195,894 Vehicle and mobile device traffic hazard warning techniques
A computer-implemented method includes monitoring an environment external to a vehicle via a sensor of the vehicle or a mobile device. The monitoring includes...
US-9,195,740 Audio scene selection apparatus
An apparatus comprising: an audio analyzer configured to determine for a set of received audio signals at least one dominant audio signal source; and a selector...
US-9,195,649 Audio processing techniques for semantic audio recognition and report generation
System, apparatus and method for determining semantic information from audio, where incoming audio is sampled and processed to extract audio features, including...
US-9,195,433 In-line signal processor
The present invention provides for a communications cable for processing an input signal. Specifically, the present invention includes a communication cable...
US-9,192,868 Audio animation system
In one aspect, the present invention is directed to a system for rendering audio animation, the system comprising: two or more non-biotic figures; an audio...
US-9,191,769 Method and a device for reproducing low frequency sound in a rectangular room
For reproducing sound in a rectangular room in association with a video playback screen (10), from audio signals of the kind comprising at least three main...
US-9,191,765 In-vehicle audio device
In a structure of an in-vehicle audio device, the audio system has an audio signal supplying section, an audio signal processing section, a balance adjustment...
US-9,191,764 Binaural audio signal-based applications
Applications for detecting binaural sounds and customizing binaural sounds for users. A system for detecting binaural sounds according to an embodiment...
US-9,191,755 Spatial enhancement mode for hearing aids
Described herein are techniques for artificially enhancing spaciousness in a hearing aid to improve the music listening experience. Such spatial enhancement is...
US-9,191,744 Intelligent ambient sound monitoring system
A system and method for interjecting ambient background sounds into a set of headphones is provided. The system monitors an ambient sound environment and...
US-9,191,743 Apparatus using missing fundamental frequencies to improve loudspeaker sound focusing
An apparatus for processing an audio signal to focus an acoustic signal by an arrangement of a plurality of loudspeakers comprises a frequency analyzer, a...
US-9,191,740 Method and apparatus for in-ear canal sound suppression
An earpiece (100) and acoustic management module for in-ear canal suppression control are provided. A method for suppressing signals for a conference call, a...
US-9,191,732 Headset with auxiliary input(s) for cell phone and/or other devices
An active-noise-reduction (ANR) headset includes at least one auxiliary connection to an output of at least one device, such as a personal communications,...
US-9,191,729 Earphone with adjustable-length cable
An earphone with adjustable-length cable includes a plugging section, a connecting cable and a receiving section. The plugging section has an attach-conductive...
US-9,191,728 Headphone power system using high frequency signal conversion
An apparatus and method for powering headphone electronics over a standard audio signal cable without interfering with the normal audio transmission or playback...
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