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Searching: audio signal





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Patent # Description
US-1,038,9320 Methods and apparatus for adjusting a level of an audio signal
The invention relates to methods and apparatus for adjusting a level of an audio signal. An audio signal is divided into a plurality of frequency bands....
US-1,038,9319 Methods and apparatus for adjusting a level of an audio signal
The invention relates to methods and apparatus for adjusting a level of an audio signal. An audio signal is divided into a plurality of frequency bands....
US-1,038,8306 Audio digitization
A method of digitizing an audio track carried on an elongate recording medium, such as a movie film, includes transporting the recording medium containing the...
US-1,038,8301 Method for processing audio signal and electronic device for supporting the same
An electronic device for processing an audio signal is provided. The electronic device includes a communication circuit, a microphone, a connector and a...
US-1,038,8300 Audio systems and method for perturbing signal compensation
Audio systems and methods for providing intelligible audio content within a vehicle cabin. In one example, the audio system includes a first speaker to provide...
US-1,038,8296 System for maintaining reversible dynamic range control information associated with parametric audio coders
On the basis of a bitstream (P), an n-channel audio signal (X) is reconstructed by deriving an m-channel core signal (Y) and multichannel coding parameters...
US-1,038,8294 Speech-based and group-based content synchronization
Techniques for enhancing synchronization capabilities of electronic devices based on audio and on group activities are described herein. The electronic device...
US-1,038,8290 Multifunctional audio signal generation apparatus
A sample counter in each channel performs counting operation at a given rate. Independently for each channel, the rate and an initial value for the counter are...
US-1,038,8287 Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
Audio encoder for encoding a multichannel signal is shown. The audio encoder includes a downmixer for downmixing the multichannel signal to obtain a downmix...
US-1,038,8284 Speech recognition apparatus and method
A speech recognition apparatus and method. The speech recognition apparatus includes one or more processors configured to reflect a final recognition result for...
US-1,038,8265 Systems and methods for enhancing a signal-to-noise ratio
Provided are methods and apparatus for enhancing a signal-to-noise ratio. In an example, provided is an apparatus configured to modify audio to better match the...
US-1,038,8264 Audio signal processing apparatus, audio signal processing method, and audio signal processing program
A frequency domain converter divides an input signal for each predetermined frame, and generates a first signal X(f, .tau.) for each first frequency division...
US-1,038,8262 Mesh-head electronic drum
The disclosure relates to a mesh-head electronic drum, including a drum base, a drum head, a data acquisition module and a data processing module, wherein the...
US-1,038,8144 Fluid leak detector alarm mechanism
A system having a fluid leak detector, an audio detection circuit, and a processor. The fluid leak detector may have an audio alarm. The audio detection circuit...
US-1,038,8122 Systems and methods for generating haptic effects associated with audio signals
Systems and methods for generating haptic effects associated with audio signals are disclosed. One disclosed system for outputting haptic effects includes a...
US-1,038,8086 Vehicle monitoring
Methods, systems, and apparatus for determining a maintenance issue are described. An audio signal is obtained and analyzed to generate an audio signature. A...
US-1,038,7105 Method and apparatus for controlling an application
In an example embodiment, method, apparatus and computer program product are provided. The method includes capturing an acoustic signal by a microphone of an...
US-1,038,6482 Device-free tracking system that accurately tracks hand movement
A method, system and computer program product for tracking movement of an object, such as a hand. Speakers of a device to be controlled transmit frequency...
US-1,038,6457 Apparatus and method to automatically set a master-slave monitoring system
An apparatus is described that can monitor the sounds and voices of infants and children in a house by judicially placing nodes in key locations of the home....
US-1,038,4700 Method of indicating a railway switch status
A method for indicating a status of a railroad switch is configured for use in un-signaled (dark) territory utilizing vital audio messages. In one embodiment,...
US-1,038,4564 Electronic seat pad system for indicating child occupancy in a vehicle
The present invention is an electronic seat pad system that includes an electronic seat pad device and a control device. Electronic seat pad device includes one...
US-1,038,4114 Training apparatus and system with musical feedback
A training apparatus includes adjustable resistance means; means for continuously determining an actual configuration of the training apparatus during exercise;...
US-1,038,3769 Eye cover with audio transmitter
An eye cover includes ear plugs integrated into the head strap to transmit audio signals. The audio portion of the device is battery-operated and preprogrammed...
US-1,038,3003 Non-uniform parameter quantization for advanced coupling
The present disclosure provides methods, devices and computer program products for non-uniform quantization of parameters relating to parametric spatial coding...
US-1,038,2930 Bluetooth microphone
A Bluetooth microphone (10) comprises a controller (MCU) and Bluetooth transceiver (12) arranged to: establish a Bluetooth paired connection with a device;...
US-1,038,2880 Methods and systems for designing and applying numerically optimized binaural room impulse responses
Methods and systems for designing binaural room impulse responses (BRIRs) for use in headphone virtualizers, and methods and systems for generating a binaural...
US-1,038,2879 Virtual sound field
Producing a virtual sound field may include receiving an audio signal associated with a remote sound source within a remote environment. The audio signal may be...
US-1,038,2877 Method and apparatus for rendering acoustic signal, and computer-readable recording medium
When a multi-channel signal, such as from a 22.2 channel, is rendered to a 5.1 channel, three-dimensional audio signals can be reproduced by use of a...
US-1,038,2875 Reverberation generation for headphone virtualization
The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room...
US-1,038,2864 Systems and methods for providing adaptive playback equalization in an audio device
In accordance with systems and methods of the present disclosure, a method may include receiving an error microphone signal indicative of an acoustic output of...
US-1,038,2849 Spatial audio processing apparatus
Apparatus including: an audio capture application configured to determine separate microphones from a plurality of microphones and identify a sound source...
US-1,038,2803 Display device and signal source switching method
A display device includes a USB Type-C connector module, an audio/video signal switching unit, a processing unit, and a display unit. The USB Type-C connector...
US-1,038,2657 Methods, systems, and products for alternate audio sources
Audio and video signals are synchronized for pleasing presentation of content. As content is streamed to a device, an audio portion may lag or lead a video...
US-1,038,2143 Method for increasing tone marker signal detection reliability, and system therefor
A method of and system for increasing the reliability of signal detection, that includes receiving at least one audio recording comprising at least one sound...
US-1,038,2092 Method and system for full duplex enhanced audio
A method, a device, and a non-transitory storage medium are described in which a full duplex system may use information from a user of the device as a basis to...
US-1,038,1994 Constrained nonlinear parameter estimation for robust nonlinear loudspeaker modeling for the purpose of smart...
A loudspeaker real-time state variable prediction system may include a loudspeaker having a voice coil and a magnet, and a non-linear excursion model configured...
US-1,038,1046 Apparatus and methods for recording audio and video
Audio/video recorders are presented for recording audio and video of various types of proceedings, including court proceedings. In some examples, audio/video...
US-1,038,1024 Method and apparatus for voice activity detection
A voice activity detection system (100) filters audio input frames (102), on a frame=by-frame basis through a gammatone filterbank (104) to generate filtered...
US-1,038,1016 Methods and apparatus for altering audio output signals
Methods, systems and computer readable media for altering an audio output are provided. In some embodiments, the system may change the original frequency...
US-1,038,1013 Method and device for metadata for multi-channel or sound-field audio signals
Conventional audio compression technologies perform a standardized signal transformation, independent of the type of the content. Multi-channel signals are...
US-1,038,1012 Audio decoder and method for providing a decoded audio information using an error concealment based on a time...
An audio decoder for providing a decoded audio information on the basis of an encoded audio information includes an error concealment configured to provide an...
US-1,038,1008 Voice-based interactive network monitor
A network monitor system collects log entries from network appliances, each log entry including quantity context, first time context, first name context, and...
US-1,038,0991 Signal processing device, signal processing method, and program for selectable spatial correction of...
The present technology relates to a signal processing device, a signal processing method, and a program, which are capable of reproducing an acoustic field more...
US-1,038,0990 Active noise control simulated noise audio output for active noise control testing
A vehicle includes an engine and/or powertrain producing noise that is audible in a passenger compartment of the vehicle when the engine and/or powertrain is...
US-1,038,0989 Methods and apparatus for processing stereophonic audio content
A method of processing stereophonic audio content received in a first audio channel to be output to a first speaker and a second audio channel to be output to a...
US-1,038,0984 Modular electric guitar pedalboard
A modular instrument pedalboard is provided. The modular instrument pedalboard provides a plurality removably connectable pods, which may be effect pedal pods,...
US-1,038,0323 System and method for providing audiovisual feedback
A health monitoring system for receiving a medical test sample from a donating participant having a chronic disease of a plurality of such participants and...
US-1,037,9534 Drone flight control
A drone system and method. Audio signals are received via one or more microphones positioned relative to a location on a drone and one or more of the audio...
US-1,037,9386 Noise cancelling microphone apparatus
Example embodiments include a method of reducing noise include forming a main signal and one or more reference signals at a beam-former based on at least two...
US-1,037,5508 Audio speakers having upward firing drivers for reflected sound rendering
Embodiments are directed to upward-firing speakers that reflect sound off a ceiling to a listening location at a distance from a speaker. The reflected sound...
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