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Searching: audio signal





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Patent # Description
US-8,175,872 Geotagged and weighted environmental audio for enhanced speech recognition accuracy
Enhancing noisy speech recognition accuracy by receiving geotagged audio signals that correspond to environmental audio recorded by multiple mobile devices in...
US-8,175,871 Apparatus and method of noise and echo reduction in multiple microphone audio systems
Multiple microphone noise suppression apparatus and methods are described herein. The apparatus and methods implement a variety of noise suppression techniques...
US-8,175,729 Preserving matrix surround information in encoded audio/video system and method
A method and apparatus for preserving matrix-surround information in encoded audio/video includes a receiver operative to receive matrix-surround encoded audio...
US-8,175,443 Data recording and reproducing apparatus
The data recording and reproducing apparatus comprises a transcoding module and a recording and reproducing module. The transcoding module transcodes a video or...
US-8,175,330 Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
The implementations of digital watermarks can be optimally suited to particular transmission, distribution and storage mediums given the nature of...
US-8,175,325 Method and apparatus for encoding/decoding symbols carrying payload data for watermarking of an audio or video...
Watermark information (denoted WM) consists of several symbols which are embedded continuously by reference sequence modulation in an audio or a video signal....
US-8,175,298 Audio output system control method and audio output system
In an audio output system including a TV, an AV amplifier, a DVD player, and the like, a simple control program decides an audio output mode setting, i.e.,...
US-8,175,296 Articulated amplifier
An audio amplifier having a variably configurable housing, which may be mounted to an interior surface of a motor vehicle. The housing is formed in two...
US-8,175,295 Method and an apparatus for processing an audio signal
An apparatus for processing an audio signal and method thereof are disclosed. The preset invention includes receiving a downmix signal including at least one...
US-8,175,294 Electrostatic loudspeaker with single ended drive
An electrostatic loudspeaker includes a front stator, first and second substantially conductive diaphragms, a center stator and a back stator. The front stator...
US-8,175,292 Audio signal processing
A method for processing and transducing audio signals. An audio system has a first audio signal and a second audio signal that have amplitudes. A method for...
US-8,175,285 Audio player apparatus having sound analyzer and its control method
An audio player apparatus includes a first speaker disposed to output a sound from a front face of a flat panel television apparatus to the outside, a second...
US-8,175,284 Method and apparatus for calibrating sound-reproducing equipment
A method and apparatus in a sound-reproduction system, in which method an electrical calibration signal is formed, an audio signal is formed in the loudspeaker...
US-8,175,282 Method of evaluating perception intensity of an audio signal and a method of controlling an input audio signal...
Method of evaluating perception intensity of an audio input signal (IS) comprising the steps of receiving the audio input signal (IS), estimating a time variant...
US-8,175,237 Audio interface
An audio interface includes interface circuitry configured to translate audio signals received from a military handset to audio signals compatible with a plain...
US-8,174,558 Automatically calibrating a video conference system
A method of automatically calibrating a video conference environment is disclosed. In an embodiment, the method includes initiating a calibration sequence in...
US-8,174,529 Graphics processing unit and information processing apparatus
According to one embodiment, a graphics processing unit detects characteristics of video data by analyzing frames of the video data by using at least one first...
US-8,174,415 Broadcast AM receiver, FM receiver and/or FM transmitter with integrated stereo audio codec, headphone drivers...
An apparatus includes processor and a control interface. The processor is adapted to in a first mode of operation, operate as part of one of a wireless receiver...
US-8,173,885 Enhanced recording operation in an overdubbing device
A CPU of an overdubbing device plays back a music file recorded in a memory card of the device and outputs the file as a played-back audio signal while mixing...
US-8,172,459 Apparatus and method for measuring biologic parameters
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-8,171,322 Portable electronic devices with power management capabilities
An electronic device may operate in standby and active modes. A headset may be coupled to the electronic device. The electronic device may have audio codec...
US-8,171,292 Systems, devices, and methods for securely transmitting a security parameter to a computing device
Embodiments of the systems, devices, and methods described herein generally facilitate the secure transmittal of security parameters. In accordance with at...
US-8,171,152 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-8,170,885 Wideband audio signal coding/decoding device and method
Disclosed is a wideband audio signal coding/decoding device and method that may code a wideband audio signal while maintaining a low bit rate. The wideband...
US-8,170,884 Use of voice-to-remaining audio (VRA) in consumer applications
Systems provide an audio/visual output to each of a plurality of listeners in a manner that permits individualized audio adjustment, wherein audio comprises a...
US-8,170,883 Method and apparatus for embedding spatial information and reproducing embedded signal for an audio signal
An apparatus for encoding and decoding an audio signal and method thereof are disclosed, by which compatibility with a player of a general mono or stereo audio...
US-8,170,882 Multichannel audio coding
Multiple channels of audio are combined either to a monophonic composite signal or to multiple channels of audio along with related auxiliary information from...
US-8,170,879 Periodic signal enhancement system
A signal enhancement system improves the understandability of speech or other audio signals. The system reinforces selected parts of the signal, may attenuate...
US-8,170,870 Apparatus for and program of processing audio signal
In an audio signal processing apparatus, a generation section generates an audio signal representing a voice. A distribution section distributes the audio...
US-8,170,677 Recording and retrieval of sound data in a hearing prosthesis
A hearing prosthesis for delivering stimuli to a hearing-impaired recipient is disclosed, the hearing prosthesis comprising: a sound transducer for converting...
US-8,170,537 Playing local device information over a telephone connection
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for playing local device information over a telephone...
US-8,170,486 Wireless headset with FM transmitter
A method and device are provided for relaying audio from a source audio device via a wireless headset. Audio signals are received from the source audio device...
US-8,170,399 Recording device and method
To enable a recording device recording a video/audio signal and information necessary for utilizing the video/audio signal to copy the video/audio signal with...
US-8,170,273 Encoding and decoding auxiliary signals
This disclosure describes apparatus and systems for encoding and decoding signals from a host signal such as audio, video or imagery. One claim recites an...
US-8,170,262 Wireless air tube headset
A wireless air tube headset that includes a wireless transceiver operating in a radio frequency band, which wireless receives audio signals. The headset...
US-8,170,260 System for determining the position of sound sources
A system determines the position of a sound source with a microphone in a fixed coordinate system. The microphone measures audio signals that are analyzed and...
US-8,170,247 Hearing aid
This hearing aid comprises a microphone (101) and an external input terminal (102), a hearing aid processor (150) to which audio signals from the microphone...
US-8,170,246 Apparatus and method for reproducing surround wave field using wave field synthesis
Provided are an apparatus and a method for reproducing a surround wave field using wave field synthesis. The apparatus includes an audio signal analyzer for...
US-8,170,245 Virtual multichannel speaker system
A virtual multichannel sound system is presented to improve audio reproduction by statically or dynamically conforming signal processing to specific speaker...
US-8,170,243 Audio output apparatus and vibrator
An audio output apparatus is provided. The audio output apparatus includes: a vibration member, a vibrator, a vibrator positioning unit, and a vibrator-depth...
US-8,170,230 Reducing audio masking
This specification describes technologies relating to reducing audio masking. In general, one aspect of the subject matter described in this specification can...
US-8,170,226 Acoustic echo cancellation and adaptive filters
In one embodiment, a two-way telecommunication device may perform acoustic echo cancellation on incoming signals. An audio decoding module may produce an audio...
US-8,170,221 Audio enhancement system and method
An audio enhancement system for compensating for ambient noise in a listening environment, comprises an audio system that produces an electrical sound signal...
US-8,170,220 Image sensing apparatus with selectably combinable microphone signals to obtain desired directivity
Provided is an image sensing apparatus in which directivity can be changed in accordance with the position of the shooter. The image sensing apparatus includes...
US-8,170,218 Multi-channel audio treatment system and method
A multi-channel audio treatment method ensuring compatibility of a multi-channel signal and a stereo signal which includes: producing a left-hand downmix...
US-8,170,217 Audio signal processing apparatus
An audio signal processing apparatus is provided. The audio signal processing apparatus comprises a clock generator, a processing module, an amplifying module...
US-8,170,193 Spatial sound conference system and method
The spatial sound conference system enables participants in a teleconference to distinguish between speakers even during periods of interruption and overtalk,...
US-8,170,191 Method and system for handling audio signals of conference
A new system and method particularly useful in handling the audio of a "large" conference is disclosed. The system and method initially defines certain...
US-8,169,344 Method and system for audio CODEC voice ADC processing
Methods and systems for audio CODEC voice ADC processing are disclosed. Aspects of one method may include using a decimating filter that may be enabled to...
US-8,169,295 Manually operable position sensor
A manually operable position sensor is shown, for providing control signals to an electronic device, such as an audio player. A fabric ribbon (101) has a length...
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