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Searching: audio signal





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Patent # Description
US-1,008,4991 Communication apparatus and method for receiving an inbound videophone call notice while displaying digital...
A videophone system includes a processor which selectively sets a television (TV) broadcast program viewing function mode and videophone function mode in...
US-1,008,4704 Apparatus, systems and methods for packet based transmission of multiple data signals
Apparatus, systems and methods for receiving one or more input signals and providing output signals in various video, audio, data and mixed formats are...
US-1,008,4560 Wireless sound transmission system and method
A method for providing sound to at least one user, in which audio signals are captured and transformed into audio data that is transmitted to at least one...
US-1,008,4554 System and method for testing a radio frequency transceiver by controlling test flow via an induced interrupt
System and method for controlling test flow of a radio frequency (RF) signal transceiver device under test (DUT) by inducing an interrupt via an internal signal...
US-1,008,4475 Low bit rate signal coder and decoder
An improved mixed oscillator-and-external excitation model and methods for estimating the model parameters, for evaluating model quality, and for combining it...
US-1,008,3706 Harmonicity-dependent controlling of a harmonic filter tool
The coding efficiency of an audio codec using a controllable--switchable or even adjustable--harmonic filter tool is improved by performing the ...
US-1,008,3705 Discrimination and attenuation of pre echoes in a digital audio signal
A method for discriminating and attenuating pre-echo in a digital audio signal and generated from transform coding. The method includes the following acts in...
US-1,008,3703 Frequency domain pitch period based encoding and decoding in accordance with magnitude and amplitude criteria
A frequency-domain sample interval corresponding to a time-domain pitch period L corresponding to a time-domain pitch period code of an audio signal in a given...
US-1,008,3702 Enhancing perception of frequency-lowered speech
Among other things, a sound processing device system is disclosed to assist a hearing-impaired human listener recognize speech sounds or phonemes. The device...
US-1,008,3687 Method and apparatus for identifying acoustic background environments based on time and speed to enhance...
Disclosed are systems, methods, and computer readable media for identifying an acoustic environment of a caller. The method embodiment comprises analyzing...
US-1,008,3682 Content data generating device, content data generating method, sound signal generating device and sound signal...
A content data generating device includes a first storage configured to store content data including at least either video information or audio information, a...
US-1,008,3679 Device for controlling at least one audio or video signal with the display of information, corresponding...
The invention has for object a device for controlling (2) at least one audio or video signal comprising: means for controlling mounted mobile in rotation...
US-1,008,3598 Alert system for MRI technologist and caregiver
An alert system for providing the capability for a care giver or technologist in a medical procedure room such as the magnet room of an MRI installation to send...
US-1,008,3558 Security and public safety application for a mobile device with audio/video analytics and access control...
An access control system utilizes authorized users' mobile electronic devices for transmitting biometric identifiers in combination with using an access card,...
US-1,008,3101 Computer status diagnosis chip and computer status diagnosis system including the same
A computer status diagnosis chip and a computer status diagnosis system including the same are provided. The chip is connected with the computer chip set and...
US-1,008,3001 Audio signal processor
An audio signal processor generating an analog audio signal with directional characteristic from at least two 1-bit audio signals of digital microphones...
US-1,008,2878 Method for controlling and calibrating a device with a gesture
A sensor of a control system can be controlled by commands based on knocking gestures. The method includes installing a housing with a sensor, generating a...
US-1,008,2874 Haptic effect conversion system using granular synthesis
A system is provided that converts an input, such as audio data, into one or more haptic effects. The system applies a granular synthesis algorithm to the input...
US-1,008,0509 Use of micro- and miniature position sensing devices for use in tka and tha
A system for assisting in a surgical process, comprising: (a) a surgical device taken from a group consisting of a surgical tool and a surgical implant; (b) a...
US-RE47,063 Hearing aid, computing device, and method for selecting a hearing aid profile
A hearing aid includes a microphone to convert sounds into electrical signals, a transceiver configured to communicate with a computing device through a...
US-1,008,0207 Audio device, audio system, and synchronous reproduction method
An audio device includes a signal input interface, a first output interface, a second output interface, at least one processing circuit configured as a buffer...
US-1,008,0094 Audio processing apparatus
An apparatus comprising: a spatial audio analyzer configured to determine, using at least one audio signal, at least one acoustic source; a location determiner...
US-1,008,0090 Medical feedback system based on sound analysis in a medical environment
The present invention relates to a medical feedback system (100) based on sound analysis in a medical environment. With a sound scene analyzer (SSA, 10) being...
US-1,008,0089 System with speaker, transceiver and related devices
An audio system includes a base station, an interface that enables transmission of audio content from a handheld media device to the base station via a cable,...
US-1,008,0072 Microphone
A microphone includes a tubular microphone case having conductivity, a circuit board on which a circuit is configured, the circuit being used for an operation...
US-1,008,0061 Distributing audio signals for an audio/video presentation
A mobile communication device and an "app" for a mobile communication device for synchronizing audio with a delayed video displayed on a display device,...
US-1,007,9941 Audio capture and render device having a visual display and user interface for use for audio conferencing
A method in a soundfield-capturing endpoint and the capturing endpoint that comprises a microphone array capturing soundfield, and an input processor...
US-1,007,9031 Residual noise suppression
A method includes determining a preprocessed audio signal by removing some noise from an input audio signal. Here, portions of the preprocessed audio signal...
US-1,007,9030 System and method to provide an alert using microphone activation
A device may be configured to alert a user while the user is listening to audio over headphones. For example, the device may be configured to alert the user of...
US-1,007,9025 Method for projected regularization of audio data
A method of modification of audio data to improve the quality of the audio modification or reconstruction or improves the speed of such reconstruction or...
US-1,007,9024 Detecting replay attacks in voice-based authentication
Disclosed are various embodiments for detecting replay attacks in voice-based authentication systems through the use of watermark signals. In one embodiment,...
US-1,007,9012 Customizing speech-recognition dictionaries in a smart-home environment
A method for customizing speech-recognition dictionaries for different smart-home environments may include generating, at a smart-home device mounted in an...
US-1,007,8785 Video-based sound source separation
A sound source separation method comprising the steps of determining at least one location of at least one sound source based on video data, determining initial...
US-1,007,8399 Computer device implemented audio triangulation
An audio touchscreen system receives microphone location data respectively corresponding to a plurality of microphones. Sonic signals corresponding to a sonic...
US-1,007,8328 Solar array remote acoustic sensing (SARAS)
Devices and method for obtaining or providing listening or detection of audio frequency modulated optical energy including, involving, utilizing, facilitating...
US-1,007,8135 Identifying a physical distance using audio channels
Apparatuses, methods and storage medium associated with identifying a physical distance using audio channels are disclosed herein. In embodiments, an apparatus...
US-1,007,5894 Wireless microphone system
A wireless microphone system includes a microphone and a receiver. The microphone converts sound into audio data, and wirelessly transmits a carrier signal that...
US-1,007,5844 Enpoint security appliance/sensor platform
Some embodiments include a privacy/security apparatus for a portable communication device that includes a housing assembly configured to attenuate acoustic and...
US-1,007,5805 Method and apparatus for processing audio signal based on speaker location information
A method of processing an audio signal is provided. The method includes acquiring location information and performance information of a speaker configured to...
US-1,007,5800 Mixing desk, sound signal generator, method and computer program for providing a sound signal
A mixing console (300) for processing at least a first and a second source signal and for providing a mixed audio signal comprises an audio signal generator...
US-1,007,5799 Method and device for rendering an audio soundfield representation
The invention discloses rendering sound field signals, such as Higher-Order Ambisonics (HOA), for arbitrary loudspeaker setups, where the rendering results in...
US-1,007,5797 Matrix decoder with constant-power pairwise panning
A constant-power pairwise panning upmixing system and method for upmixing from a two-channel stereo signal to a multi-channel surround sound (having more than...
US-1,007,5796 File generation device, file generation method, file reproduction device, and file reproduction method
The present disclosure relates to a file generation device, a file generation method, a file reproduction device, and a file reproduction method that enable...
US-1,007,5795 Apparatus and method for processing multi-channel audio signal
Disclosed is an apparatus and method for processing a multichannel audio signal. A multichannel audio signal processing method may include: generating an...
US-1,007,5788 Throwable microphone
Some embodiments of the invention include a throwable microphone device. The throwable microphone device may comprise a housing. The throwable microphone device...
US-1,007,5783 Acoustically summed reference microphone for active noise control
A headphone including a circumaural or supra-aural ear cup having an ear cup housing wall which forms an interior chamber within the ear cup. A transducer is...
US-1,007,5767 Broadcast content view analysis based on ambient audio recording
An online system analyzes broadcast content viewed by individuals in a household. Each individual in the household is associated with a client device on which a...
US-1,007,5571 Dual antenna communications headset
A communications headset having an antenna on each earpiece and having an RF switch for determining which antenna is receiving the superior signal and selecting...
US-1,007,5405 Computer message indicator
A computer message indicator includes a computer including a screen for displaying images. The screen is bounded by a perimeter wall and the computer comprises...
US-1,007,4945 Multi-contact connector for an audio jack assembly
Disclosed is an audio barrel jack assembly that reduces or eliminates signal loss when used with either a mono or stereo audio plug. The jack assembly employs a...
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