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Searching: audio signal
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| Patent # | Description |
|---|---|
| US-9,215,519 |
Reduced footprint microphone system with spacer member having through-hole A microphone system has a chip system coupled to a base. Among other things, the chip system includes a microphone chip and a circuit chip, in a stacked... |
| US-9,215,454 |
Testing system and method for audio/video processing function of
audio/video playback apparatus A testing system and a method thereof are provided. The testing system includes an audio/video playback apparatus and a testing apparatus. The audio/video... |
| US-9,215,428 |
Child-monitoring system A child-monitoring system includes a parent unit and a child unit. The child-monitoring system is configured to communicate audio and video signals between the... |
| US-9,215,409 |
Systems and related methods for controlling audio communications between a
relay service and an audio endpoint Communication systems and methods for controlling audio communications between a relay service and an audio endpoint with a video endpoint are disclosed. A... |
| US-9,215,401 |
Display device and home network system comprising display device The present invention provides a display device, which comprises: a liquid crystal panel; a backlight unit configured to provide the liquid crystal panel with a... |
| US-9,215,328 |
Beamforming apparatus and method based on long-term properties of sources
of undesired noise affecting voice... A beamforming technique for a microphone array is described to attenuate a source of undesired noise that is deemed the most limiting to audio quality in an... |
| US-9,215,327 |
Methods and apparatuses for multi-channel acoustic echo cancelation Embodiments include methods and apparatuses for echo cancelation involving multiple audio channels and the production, sensing, or a combination thereof of... |
| US-9,215,222 |
First communication unit obtaining second information apparatus address
information to establish a second... In a communication of audio signals between first and second portable-telephone devices through a first portable-telephone base station, a second... |
| US-9,214,916 |
Acoustic processing device There is provided an acoustic processing device capable of applying acoustic processing matching listener's sense to reproduce an audio signal with satisfactory... |
| US-9,214,190 |
Audio signal processing method An audio signal processing method includes the steps of: dividing an audio signal data stream into a plurality of selection segments; determining a target... |
| US-9,214,162 |
Audio-signal correction apparatus, audio-signal correction method and
audio-signal correction program Sequential digital audio signals are received to calculate a difference between each currently sampled digital audio signal and another digital audio signal... |
| US-9,214,161 |
Audio signal encoding method, audio signal decoding method, encoding
device, decoding device, audio signal... When a frame immediately preceding an encoding target frame to be encoded by a first encoding unit operating under a linear predictive coding scheme is encoded... |
| US-9,214,160 |
Alias cancelling during audio coding mode transitions An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving, by an audio processing apparatus, an... |
| US-9,214,158 |
Audio decoding device and audio decoding method An audio decoding device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor... |
| US-9,214,150 |
Continuous adaptation of secondary path adaptive response in
noise-canceling personal audio devices A personal audio device, such as a wireless telephone, includes an adaptive noise canceling (ANC) circuit that adaptively generates an anti-noise signal from a... |
| US-9,214,147 |
Audio signal distortion using a secondary audio signal for enhanced
control of psycho-acoustic and musical effects A distorter is provided that allows a musician/sound engineer to affect the operation of a distortion circuit using a second musical instrument or a sound... |
| US-9,214,078 |
Individual activity monitoring system and method An individual activity monitoring system comprises a microphone configured to receive sounds and convert them to audio signals, a memory configured to store... |
| US-9,214,076 |
Firefighter's safety monitoring and alarm A firefighter's safety apparatus includes a first system located in a firefighter's helmet and a second system located at a central station. The first includes... |
| US-9,213,761 |
Electronic systems and methods for integrated, automatic, medium-quality
audio A semiconductor device includes a single substrate including circuitry to implement a processor, a memory coupled to the processor, an audio interface module... |
| US-9,210,799 |
Apparatus and method for reproducing an audio signal There is provided an electronic device having an audio system for reproducing audio signals. An exemplary electronic device has an analog region and a separate... |
| US-9,210,727 |
Wireless device pairing Generally discussed herein are wireless systems, apparatuses, and methods for pairing a device and a base station. For example, the disclosed techniques may... |
| US-9,210,555 |
Pulsed input push-to-talk wireless adapter systems and methods An adaptor that includes a male connector, a control circuit, and a wireless transceiver coupleable to a corresponding female connector on a portable electronic... |
| US-9,210,523 |
System and method for modular on-demand audio processing, amplification
and distribution The present disclosure relates to a system and method for processing, amplification and distribution of audio signals. In an embodiment, the method includes... |
| US-9,210,519 |
Hearing assistance system and method A system for providing hearing assistance to at least one user, having at least one audio signal source; a transmission unit with a digital transmitter for... |
| US-9,210,514 |
Throat microphone A throat microphone includes a cantilevered piezoelectric device 1 having a fixed end 11 supported by a base 3 and a free end with an anchor 4 fixed thereto.... |
| US-9,210,509 |
System and method for directional sound transmission with a linear array
of exponentially spaced loudspeakers A system and method for the directional transmission of sound is disclosed. In one embodiment, the system comprises an audio source configured to generate an... |
| US-9,210,506 |
FFT bin based signal limiting Volume extension includes limiting the magnitude of Fast Fourier Transform (FFT) frequency bins which allows increases to the perceived level of audio content... |
| US-9,210,505 |
Maintaining spatial stability utilizing common gain coefficient In a system and method for maintaining the spatial stability of a sound field a background noise estimate may be estimated for each of a first signal and a... |
| US-9,210,504 |
Processing audio signals In an embodiment, a method of processing audio signals at a device includes receiving audio signals at a plurality of microphones of the device; processing at... |
| US-9,210,503 |
Audio zoom An audio equivalent of a video zoom feature for video recording and communication applications, as well as video post production processes. The audio zoom may... |
| US-9,210,500 |
Headset type detection and configuration techniques A circuit including headset type detection provides compatibility with different transducer types, such as headphones provided by different manufacturers. An... |
| US-9,210,497 |
Electrostatic earphone An electrostatic earphone with a closed-back housing, a sleeve for acoustically sealing to an ear canal, and an electrostatic transducer is provided. The... |
| US-9,210,492 |
Microphone assembly having an acoustic coupler Embodiments of the invention include a microphone assembly having a microphone soldered on a bottom side of a bottom ported microphone flex circuit carrier, and... |
| US-9,210,491 |
Wireless audio coupler and amplifier for mobile phone, tablet device, MP3
player and the like An electronic amplifier device amplifies magnetic audio signals emanating from a portable electronic device placed thereon. The electronic amplifier device... |
| US-9,210,483 |
Method and apparatus for watermarking an AC-3 encoded bit stream For watermark embedding, without full Dolby AC-3 decoding, mantissa bits in the AC-3 bit stream are changed by exploiting the fact that during AC-3 encoding... |
| US-9,210,466 |
Systems and methods for controlling broadcast audio volume Viewers use remote controls to generate mute signals based on broadcast programming. Those mute signals are processed into mute messages, which are sent to... |
| US-9,210,419 |
System and method for diagnostic modeling of audio and video quality of
service Systems and methods are described for determining a set of three quality metrics for audio and/or video signals transmitted through a packet network. The set of... |
| US-9,210,361 |
Video display system The present disclosure relates to a system for multiplexing (i.e. combining multiple signals into one signal) both a plurality of video content (live and... |
| US-9,210,269 |
Active speaker indicator for conference participants In one embodiment, a method includes receiving requests to join a conference from a plurality of user devices proximate a first endpoint. The requests include a... |
| US-9,210,058 |
Systems and methods for assessing jitter buffers A system having one or more processors and a memory, sends a plurality of test audio packets at a level of signal complexity deviating from a model level of... |
| US-9,209,767 |
Input current limited power supply and audio power amplifier for high
power reproduction of nondeterministic... A method and apparatus for amplifying audio signals without exceeding an input current limit budgeted for the audio power amplifier circuit includes an... |
| US-9,209,757 |
Energy-efficient personal audio device output stage with signal
polarity-dependent power supply update rate A charge pump power supply may comprise a plurality of capacitors and a switching circuit for switching the capacitors to provide a first voltage or a second... |
| US-9,208,794 |
Providing sound models of an input signal using continuous and/or linear
fitting Voice enhancement and/or speech features extraction may be performed on noisy audio signals. An input signal may convey audio comprising a speech component... |
| US-9,208,792 |
Systems, methods, apparatus, and computer-readable media for noise
injection A method of processing an audio signal is described. The method includes selecting one among a plurality of entries of a codebook based on information from the... |
| US-9,208,790 |
Extraction and matching of characteristic fingerprints from audio signals An audio fingerprint is extracted from an audio sample, where the fingerprint contains information that is characteristic of the content in the sample. The... |
| US-9,208,789 |
Reduced complexity converter SNR calculation An audio encoder configured to encode an audio signal to generate a bitstream having E-AC-3 format, including by determining a first control parameter... |
| US-9,208,780 |
Audio signal section estimating apparatus, audio signal section estimating
method, and recording medium The processing efficiency and estimation accuracy of a voice activity detection apparatus are improved. An acoustic signal analyzer receives a digital acoustic... |
| US-9,208,773 |
Headset noise-based pulsed attenuation A headset having a talk-through microphones incorporates an audio circuit that compresses a signal representing sounds detected by the talk-through microphones... |
| US-9,208,771 |
Ambient noise-based adaptation of secondary path adaptive response in
noise-canceling personal audio devices An adaptive noise canceller adapts a secondary path modeling response using ambient noise, rather than using another noise source or source audio as a training... |
| US-9,208,767 |
Method for adaptive audio signal shaping for improved playback in a noisy
environment Provided is a method for adaptively enhancing an end-user's perceived quality, or quality of experience (QoE), of speech and other audio under ambient noise... |
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