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Searching: audio signal





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Patent # Description
US-9,686,607 Audio processing devices with port output circuits controlled by PC beep signal activity
An audio processing integrated circuit chip, such as codec chip, includes at least one port output circuit configured to generate an audio signal to drive an...
US-9,686,028 Public location individual audio delivery device and method
A public location individual audio delivery device and method allows individual access and control to audio associated with a visual presentation within a...
US-9,685,164 Systems and methods of switching coding technologies at a device
A particular method includes encoding a first frame of an audio signal using a first encoder. The method also includes generating, during encoding of the first...
US-9,681,248 Systems, methods, and apparatus for playback of three-dimensional audio
Embodiments of the disclosure can include systems, methods, and apparatus for playback of three-dimensional audio sound. In one embodiment, a system can include...
US-9,681,242 MEMS microphone system for harsh environments
A MEMS microphone system suited for harsh environments. The system uses an integrated circuit package. A first, solid metal lid covers one face of a ceramic...
US-9,681,223 Smart line-in processing in a group
Technology for smart line-in processing in an audio environment is disclosed. An example playback device includes a line-in connector for receiving a first...
US-9,681,222 Wearable device using bone conduction speaker
A wearable device using a bone conduction speaker, including a wearable band worn on an arm of a user, a communication module attached to the wearable band, an...
US-9,680,264 Multi-contact audio jack connector assembly
Disclosed is an audio jack assembly that reduces or eliminates signal loss with an audio jack by reducing or eliminating the resistance with a conventional...
US-9,679,584 Method of matching a digitized stream of audio signals to a known audio recording
A system and method matches a digitized stream of audio signals to a known audio recording by receiving an audio stream from an application. The method performs...
US-9,678,706 Audio signal processing device, parameter recall method and storage medium
When recalling a preliminary stored scene including parameter values regarding a plurality of input/output ports respectively receiving or outputting an audio...
US-9,675,777 Method and apparatus for sensory substitution
An apparatus and method for use in treating tinnitus, employs a sound processing unit, a tactile unit, and an interface therebetween. The tactile unit comprises...
US-9,675,291 Modifying a psychophysiological state of a subject
An apparatus and method for modifying a psychophysiological state of a subject include detecting a psychophysiological measure of the subject; processing the...
US-RE46,434 Video decoding apparatus, video decoding method, and digital audio/video playback system capable of controlling...
A video decoding apparatus capable of controlling presentation of sub-pictures includes a first decoder, a second decoder, a first scaler, a second scaler and a...
US-9,674,621 Auditory prosthesis using stimulation rate as a multiple of periodicity of sensed sound
A method is described for an auditory prosthesis system to generate electrical stimulation signals to stimulation contacts on an outer surface of an implanted...
US-9,674,491 Audio/video entertainment system and method
The preferred embodiment of the present invention provides a system and method for programming and/or charging one or more audio/video devices such that the...
US-9,672,837 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-9,668,081 Frequency response compensation method, electronic device, and computer readable medium using the same
A response compensation method, an electronic device and a computer recording medium are provided, where the method is adapted to an electronic device having...
US-9,668,072 Loudspeaker rectification method
Loudspeaker drivers used in audio systems are subject to performance variance caused by production deviation of components and assembly processes and...
US-9,668,066 Blind source separation systems
We describe a method of blind source separation for use, for example, in a listening or hearing aid. The method processes input data from multiple microphones...
US-9,668,065 Acoustical module with acoustical filter
An acoustical module including a receiver unit for generating audio sound, microphone units for receiving acoustical pressure signals, and acoustical pressure...
US-9,668,054 Audio architecture for a portable speaker system
In some embodiments, portable speakers can be small and lightweight and can communicate with one or more audio device over wired or wireless connections. In...
US-9,668,053 Bluetooth landscape/pathway lights
Audio landscape/pathway lights, devices, apparatus, systems and methods using BLUETOOTH wireless communication technology with integrated speakers,...
US-9,668,045 Integrated phantom-powered JFET circuit module in portable electronic device for creating hi-fidelity sound...
A novel phantom-powered JFET gain circuit that improves audio clarity and linearity, while reducing a high-gain burden, noise, and distortion from a sole usage...
US-9,668,042 Adjustable acoustic bass earbud
The present disclosure provides an earphone device with sound adjustment capability that allows a user to dynamically adjust sound acoustics resonating from the...
US-9,668,041 Activity monitoring and directing system
A system for monitoring and directing athletic or other physical activities is disclosed. In one embodiment of the invention, a headset worn by an athlete...
US-9,668,011 Single chip set-top box system
A single chip set-top box system and method is provided. The system comprises, for example, a transceiver, an audio/video decoder, a CPU, peripherals, DAVIC MAC...
US-9,667,803 Nonlinear acoustic echo cancellation based on transducer impedance
An acoustic echo cancellation (AEC) system within an audio playback system of an electronic device, such as a mobile phone, may calculate an estimation of an...
US-9,667,412 Key, system and method of unlocking electronic device using the key
A method for unlocking a display screen of an electronic device includes activating the display screen which is locked of the electronic device when receiving a...
US-9,667,285 Flexible multi-channel wireless audio receiver system
A flexible multi-channel diversity wireless audio receiver system for routing, processing, and combining multiple radio frequency (RF) signals containing audio...
US-9,667,270 System, medium, and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information...
US-9,667,229 Complex exponential modulated filter bank for high frequency reconstruction
An apparatus and method are disclosed for filtering and performing high frequency reconstruction of an audio signal. The apparatus includes an analysis filter...
US-9,667,216 Wideband tunable combiner system
A wideband tunable combiner system for a dual frequency diversity transmitter is provided that includes a tunable capacitance network. Incoherent RF signals...
US-9,667,213 Audio signal processing device for adjusting volume
An audio signal processing device includes a volume setting unit that changes a volume of an audio signal according to a control for changing the volume, and a...
US-9,666,203 Device and method for calculating loudspeaker signals for a plurality of loudspeakers while using a delay in...
A device for calculating loudspeaker signals using a plurality of audio sources, an audio source including an audio signal, includes a forward transform stage...
US-9,666,202 Adaptive bandwidth extension and apparatus for the same
In one embodiment of the present invention, a method of decoding an encoded audio bitstream and generating frequency bandwidth extension includes decoding the...
US-9,666,200 Methods and systems for efficient recovery of high frequency audio content
The present document relates to the technical field of audio coding, decoding and processing. It specifically relates to methods of recovering high frequency...
US-9,666,196 Recording apparatus with mastering function
There is provided a recording apparatus which can effectively execute compression processing regardless of the mixdown level, and which can thereby carry out...
US-9,666,180 Synthesized audio message over communication links
A communication device establishes an audio connection with a far-end user via a communication network. The communication device receives text input from a...
US-9,666,176 Systems and methods for adaptive noise cancellation by adaptively shaping internal white noise to train a...
A processing circuit may include: (i) an adaptive filter having a response that generates an anti-noise signal from a reference microphone signal, wherein the...
US-9,665,698 Systems and methods for payload encoding and decoding
Systems and methods for payload encoding and decoding are disclosed. An example method to decode audio data includes receiving audio data having protected...
US-9,662,960 AVN terminal, vehicle having the same and method of controlling vehicle
An audio video navigation (AVN) terminal may include a communication unit configured to receive a signal from a user terminal; an extracting unit configured to...
US-9,661,436 Audio signal playback device, method, and recording medium
An audio signal playback device includes a conversion unit that performs discrete Fourier transform on each of 2 channel audio signals obtained from a...
US-9,661,429 System and method for modular on-demand audio processing, amplification and distribution
A system and method for processing, amplification and distribution of audio signals. In an embodiment, the method includes receiving at least one digital audio...
US-9,660,954 VOIP routing based on RTP server-to-server routing
A system and method of providing VoIP services by using multiple Real-time Transport Protocol servers (RTP) servers for transmitting VoIP data between user...
US-9,660,855 Orthogonal signal demodulation
A modulation transmission technique comprises placing orthogonal subcarriers across an arbitrary-wide band of frequencies without a fixed pre-defined center...
US-9,656,604 Audio signal for a synthetic noise of a motor vehicle as well as method for generating said audio signal
A method for generating an audio signal for a synthetic noise of a motor vehicle is provided. An audio signal for the synthetic noise of a motor vehicle is also...
US-9,655,399 Earplug connector for multi-signal and multi-power receiving helmets
An earplug connector for simultaneously providing an audio signal from a vehicle or an extra-vehicular source to a pilot while providing power to a noise...
US-9,654,905 Enabling near field communications using indicators
Embodiments of the present invention provide time-efficient and effective systems and methods for enabling near field communications (NFC) on electronic devices...
US-9,654,892 Condenser microphone
A condenser microphone utilizes a PLL circuit which includes a phase shift oscillator having an RC network that uses an electrostatic capacitance of the...
US-9,654,869 System and method for autonomous multi-track audio processing
A method, apparatus, and computer readable medium for mixing a plurality of audio signals within an audio mixing system are disclosed. The method comprises...
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