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Searching: audio signal





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Patent # Description
US-8,705,320 Audio localization using multilateration
Systems and methods for providing audio localization are provided. In some aspects, a method includes receiving phase offsets of a plurality of fixed...
US-8,705,234 Answer bracelet
An answer bracelet suitable for wearing an a person's wrist. A rigid hollow housing having a transparent top cover is attached to a wrist band and houses a...
US-8,704,947 Wireless AV transmission and receiver modules, portable wireless AV transmission and receiver devices, and AV...
A wireless audio-video (AV) transmission module is to be disposed in an AV source device. The AV source device includes an AV source unit for generating an AV...
US-8,704,533 Method and apparatus to measure differential phase and frequency modulation distortions for audio equipment
A testing method or apparatus utilizes multiple frequencies applied to a device under test for measuring newly discovered frequency modulation effects. An...
US-8,704,073 Interactive digital music recorder and player
A digital multi-media device provides features for a user unskilled in musical arts or sound handling techniques that provides automatic musical score...
US-8,701,990 Providing service to a customer service center
A system includes automated banking machines that operate responsive to data read from data bearing records. Transactions can be carried out through...
US-8,701,144 Digital broadcasting system and method of processing data in digital broadcasting system
A digital broadcasting system and a method for processing data in the same are disclosed. A method for controlling a digital television (DTV) located in one...
US-8,700,407 Systems and methods for recognizing sound and music signals in high noise and distortion
A method for recognizing an audio sample locates an audio file that closely matches the audio sample from a database indexing a large set of original...
US-8,700,391 Low complexity bandwidth expansion of speech
Audio signal bandwidth expansion is performed on a narrow bandwidth signal received from a far end source. The far end source may transmit the signal over the...
US-8,700,388 Audio transform coding using pitch correction
A processed representation of an audio signal having a sequence of frames is generated by sampling the audio signal within first and second frames of the...
US-8,700,194 Robust media fingerprints
Robust media fingerprints are derived from a portion of audio content. A portion of content in an audio signal is categorized. The audio content is...
US-8,700,106 System and method for provision of infrared signalling in smart phone devices
A smart phone device is fitted with a dual mode communications interface device having a housing wherein the housing provides access via an exterior of the...
US-8,700,057 Method and apparatus for multi-resolution adaptive positioning
Various embodiments are directed to methods and apparatus for mobile device position determination and the efficient communication of mobile device position...
US-8,699,980 Car audio system including an integrated module comprising a tuner unit and an active antenna
A car audio system having a tuner unit and an active antenna integrated into a single module, the car audio system being connected to an antenna for a vehicle...
US-8,699,963 Mobile communication device with receiver speaker
An audio subsystem in a mobile communication device has a speaker. In one implementation, the audio subsystem has a higher-gain power amplifier, a lower-gain...
US-8,699,743 Speaker system and amplifier
A system and methods for implementing substantially triangular or trapezoidal speaker enclosures and related components. A speaker enclosure may be shaped...
US-8,699,732 Systems and methods employing multiple individual wireless earbuds for a common audio source
Multiple individual wireless earbuds provide audio from a common audio source. A user may thereby enjoy audio in both ears while also benefiting from an...
US-8,699,731 Apparatus and method for generating a low-frequency channel
For generating a low-frequency channel for a low-frequency loudspeaker arranged at a predetermined low-frequency loudspeaker position, a plurality of audio...
US-8,699,729 Audio speaker assembly
An audio speaker assembly including a housing defining an internal compartment, and a glass membrane having a first portion supported in the housing and a...
US-8,699,724 Volume scale selection
Embodiments herein relate to volume scale selection by a computing device. In an embodiment, the computing device includes a rotational device to assert a...
US-8,699,720 Headphones with distortion-free loudness limiting and dynamic equalization device
A headphone assembly for generating an audio output with distortion-free loudness limiting and dynamic equalization feature includes a voltage divider...
US-8,699,717 Audio amplifier performance while maintaining USB compliance and power down protection
An apparatus comprises a first audio amplifier circuit configured to provide an analog audio signal and an analog switch circuit including a first input...
US-8,699,716 Conference device and method for multi-point communication
The conference device (EMCU) according to the invention has several monaural HRTF filters (HRTF1, . . . , HRTFN), each of which is to be allocated to a...
US-8,699,384 VOIP conferencing
A VoIP-based conferencing system readily handles different protocols, load balance media resources and deals with fail-over situations. The VOIP conferencing...
US-8,699,351 Method and system for detecting audio and video synchronization
A method and system for diagnosing synchronization offsets in IPTV program signals includes generating audio counter values for audio packets and video counter...
US-8,698,962 Content processing device
A content processing device includes an input section, a memory section, a selection section and an output section. The input section is configured to receive...
US-8,698,921 Audio processing device, audio processing method, program, and audio acquisition apparatus
In an audio-accompanying moving-image taking apparatus, a noise period setting unit sets a second period with respect to an audio signal acquired by...
US-8,697,975 Musical performance-related information output device, system including musical performance-related information...
Provided are a musical performance-related information output device and a musical performance system capable of superimposing musical performance-related...
US-8,695,046 Bilateral control system and method of a vehicle-use front seat audio device and a back seat entertainment device
The present invention is related to a bilateral control system and method of a vehicle-use front seat audio device and a back seat entertainment device...
US-8,694,775 Method enabling real-time data service, realization, real-time data service system and mobile terminal
The present invention discloses a method for implementing a real-time data service, a real-time data service system and a mobile terminal. Said method for...
US-8,694,326 Communication terminal and communication method
A communication terminal includes a decoder which decodes an input bitstream received from another communication terminal, to generate an output audio signal...
US-8,694,325 Hierarchical audio coding, decoding method and system
A hierarchical audio coding, decoding method and system are provided. The method includes dividing frequency domain coefficients of an audio signal after MDCT...
US-8,694,316 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-8,694,313 Disambiguation of contact information using historical data
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for disambiguating contact information. A method includes...
US-8,694,192 Control of vehicles based on auditory signals
Methods and systems for control of vehicles based on auditory signals are described. In an example, a computing device may be configured to control a vehicle or...
US-8,694,141 Data-driven media management within an electronic device
A method and apparatus for intelligently routing and managing audio signals within an electronic device is disclosed. The routing is responsive to a set of...
US-8,694,140 Data-driven media management within an electronic device
A method and apparatus for intelligently routing and managing audio signals within an electronic device is disclosed. The routing is responsive to a set of...
US-8,694,114 System and method for fine-structure processing for hearing assistance devices
A hearing assistance device and method is presented. An electrode is configured to be disposed within a cochlea of a user. A processor is in communication with...
US-8,693,975 Docking unit and vehicle power adapter with frequency modulated audio signal injection for connecting portable...
A cigarette lighter adapter (CLA) is provided with a main body configured to be connected at one end thereof to a vehicle cigarette lighter socket or auxiliary...
US-8,693,951 Wireless audio frequency playing apparatus and wireless playing system using the same
A wireless audio frequency playing apparatus and a wireless playing system using the same are provided. The wireless playing system includes a wireless remote...
US-8,693,716 Hearing device with analog filtering and associated method
A hearing device includes: a microphone for converting audio into an audio signal; a preprocessing unit for analog processing of the audio signal and having an...
US-8,693,715 Hearing assistance system and method
A system for providing hearing assistance to at least one user, having: at least one audio signal source (16, 20) for providing audio signals; a transmission...
US-8,693,714 System and method for controlling an audio feature of a hearing assistance device
A method of using a remote control application for controlling a hearing assistance device may include displaying a user interface layout on a display of a...
US-8,693,713 Virtual audio environment for multidimensional conferencing
The disclosed architecture employs signal processing techniques to provide audio perception only, or audio perception that matches the visual perception. This...
US-8,693,709 Audio speakers
An audio speaker has at least one transducer for converting electrical signals into mechanical motion. There is a planar sound producing structure that has a...
US-8,693,703 Method of combining at least two audio signals and a microphone system comprising at least two microphones
A method of combining at least two audio signals for generating an enhanced system output signal is described. The method comprises the steps of: a) measuring a...
US-8,693,702 Headset having remote control for multimedia playback device
A headset having remote controls for a multimedia playback device is provided. The headset is electrically connected to an audio playback device and includes a...
US-8,693,699 Method for adaptive control and equalization of electroacoustic channels
An electroacoustic channel soundfield is altered. An audio signal is applied by an electromechanical transducer to an acoustic space, causing air pressure...
US-8,693,697 Matrix encoder with improved channel separation
An encoder and encoding method for use in a surround sound system wherein at least four audio input signals representing an original sound field are encoded...
US-8,693,641 Fire alarm with integrated firefighter communications system
A fire control system may include a fire alarm control panel situated at a first location, the fire alarm control panel coupled to a first hardwire circuit. The...
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