Images List Premium Download Classic

Audio Signals

Audio Signals-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


loading
Intelligent method and apparatus for spectral expansion of an input signal
December 07, 2017 - N°20170353170

A method, and a corresponding apparatus, for processing an input signal comprise filtering the input signal to separate a passband frequency component of the input signal from a stopband frequency component of the input signal, and adjusting relative signal power values of the passband frequency component and the stopband frequency component of the input signal based at least in part ...
Audio digital signal processor utilizing a hybrid network architecture
Crestron Electronics, Inc.
December 07, 2017 - N°20170352357

A system and method executed by audio processing software on one or more electronic devices in a computer system to process digital audio signals. The system comprises a digitizer for digitizing a received audio signal; and processor for performing a plurality of audio processing functions on the digitized audio signals, each of the audio processing functions having at least one ...
Methods and apparatus for encoding and decoding multi-channel hoa audio signals
Dolby Laboratories Licensing Corporation
December 07, 2017 - N°20170352355

A method for encoding multi-channel hoa audio signals for noise reduction comprises steps of decorrelating the channels using an inverse adaptive dsht, the inverse adaptive dsht comprising a rotation operation and an inverse dsht, with the rotation operation rotating the spatial sampling grid of the idsht, perceptually encoding each of the decorrelated channels, encoding rotation information, the rotation information comprising ...
Audio Signals Patent Pack
Download 258+ patent application PDFs
Audio Signals Patent Applications
Download 258+ Audio Signals-related PDFs
For professional research & prior art discovery
inventor
  • 258+ full patent PDF documents of Audio Signals-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
On-camera video capture, classification, and processing
Gopro, Inc.
December 07, 2017 - N°20170351922

Video and corresponding metadata is accessed. Events of interest within the video are identified based on the corresponding metadata, and best scenes are identified based on the identified events of interest. Events of interest can be tagged within the video based on, for instance, user input, audio signals, motion vectors, and metadata corresponding to the video. A camera system can ...
Method for enhanced concert audio experience
Panasonic Automotive Systems Company Of America, Division Of Panasonic Corporation Of North America
December 07, 2017 - N°20170351483

An enhanced concert audio experience arrangement includes a mixing console that receives a plurality of audio signals. Each audio signal is received from a respective microphone of a plurality of microphones. The mixing console mixes the audio signals into a plurality of combinations of audio signals. Each combination includes one or more selected ones of the audio signals. A transceiver ...
Methods and apparatus for processing audio signals
Soundmed, Llc
November 30, 2017 - N°20170347210

Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a removable oral appliance to form a hearing aid assembly. Such an oral appliance may be a custom-made device which can enhance and/or optimize received audio signals for vibrational conduction to the user. Received audio signals ...
Audio Signals Patent Pack
Download 258+ patent application PDFs
Audio Signals Patent Applications
Download 258+ Audio Signals-related PDFs
For professional research & prior art discovery
inventor
  • 258+ full patent PDF documents of Audio Signals-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
System and method for loudspeaker protection
Broadcom Corporation
November 30, 2017 - N°20170347189

Systems, devices, and methods are described for providing loudspeaker protection. An upstream loudspeaker model estimation component receives sensed electrical characteristics of a loudspeaker and generates an impedance model from which an excursion model, and associated parameters, of the loudspeaker as well as a gain change parameter may be generated. The impedance components are fitted to features of an estimated impedance, ...
Audio signal processing apparatus and method
Huawei Technologies Co., Ltd.
November 30, 2017 - N°20170346951

The disclosure relates to an audio signal processing apparatus for processing a plurality of audio signals defining a plurality of audio signal spectra, the audio signals to be transmitted to a listener in such a way that the listener perceives the audio signals to originate from virtual positions of a plurality of audio signal sources. The audio signal processing apparatus ...
System and method for loudspeaker protection
Broadcom Corporation
November 30, 2017 - N°20170345438

Systems, devices, and methods are described for providing loudspeaker protection and distortion suppression. An upstream loudspeaker model estimation component receives sensed electrical characteristics of a loudspeaker and generates an impedance model from which an excursion model of the loudspeaker and a gain change parameter may be generated. The impedance components are fitted to features of an estimated impedance, based on ...
System and method for a reduced power alarm system
Essence Smartcare Ltd.
November 30, 2017 - N°20170345419

A monitoring system comprising at least one audio sensing device, at least one audio signal processor adapted to perform audio processing electrically connected to the audio sensing device, a central hardware processor adapted to receive digital electronic information from the audio signal processor, an electronic communication interface adapted to deliver the digital electronic information between the audio signal processor and ...
Method, system and item
Essence Smartcare Ltd.
November 30, 2017 - N°20170345406

A method of enabling a hearer to hear desired sound while also being able to be aware of ambient sound, comprises providing a first non-audio signal representative of said desired sound, deriving a second non-audio signal from said ambient sound, combining the first and second non-audio signals in providing a third non-audio signal, and converting said third non-audio signal into ...
Parametric encoding and decoding of multichannel audio signals
Dolby International Ab
November 23, 2017 - N°20170339505

A control section (1009) receives signaling (s) indicating one of at least two coding formats (f1, f2, f3) of an m-channel audio signal (l, ls, lb, tfl, tbl), the coding formats corresponding to different partitions of the channels of the audio signal into respective first and second groups (601, 602), wherein, in the indicated coding format, first and second channels (l1, l2) of ...
Self-powered loudspeaker for sound masking
Cambridge Sound Management, Inc.
November 23, 2017 - N°20170337916

A sound masking system includes a self-amplified loudspeaker emitter unit, with a driver and enlarged ported enclosure, sufficient to provide a frequency range down to a low frequency, such as about 125 hz. To deliver the power, the power distribution architecture includes audio power amplifiers in the emitter housing of each loudspeaker. Raw power is delivered to each emitter unit through ...
Audio Signals Patent Pack
Download 258+ patent application PDFs
Audio Signals Patent Applications
Download 258+ Audio Signals-related PDFs
For professional research & prior art discovery
inventor
  • 258+ full patent PDF documents of Audio Signals-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Apparatus and method for processing audio signals
Nokia Technologies Oy
November 23, 2017 - N°20170336830

Apparatus comprises one or more first microphones for providing audio signals from captured acoustic signals; one or more conductive terminals for connection to one or more conductive terminals of an external cover device for receiving audio signals provided by one or more second microphones included in the external cover device; and one or more processors coupled to the one or ...
System and method for guiding robot
Hon Hai Precision Industry Co., Ltd.
November 23, 2017 - N°20170336799

A method for guiding a robot towards a charging base includes controlling a device of the charging base to emit sound when a battery level of the robot is less than a preset level. Once an orientation of the charging base in relation to the robot is determined, according to signal strengths of audio signals detected by microphone of the ...
Parametric mixing of audio signals
Dolby International Ab
November 16, 2017 - N°20170332185

In an encoding section (100), a downmix section (110) forms first and second channels (l1, l2) of a downmix signal as linear combinations of first and second groups (401, 402) of channels, respectively, of an m-channel audio signal; and an analysis section (120) determines upmix parameters (αlu) for parametric reconstruction of the audio signal, and mixing parameters (αlm). In a decoding ...
Audio signal processing apparatus and method for filtering an audio signal
Huawei Technologies Co., Ltd.
November 16, 2017 - N°20170332184

The disclosure relates to an audio signal processing apparatus comprising a determiner being configured to determine a filter matrix c on the basis of an acoustic transfer function matrix h and a target acoustic transfer function matrix vh, wherein the acoustic transfer function matrix h comprises transfer functions of acoustic propagation paths between loudspeakers and a listener and the target ...
Audio lens
Nokia Technologies Oy
November 16, 2017 - N°20170332170

An apparatus configured to: determine a viewing angle associated with at least one apparatus camera; determine from at least two audio signals at least one audio source orientation relative to an apparatus; and generate at least one spatial filter including at least a first orientation range associated with the viewing angle and a second orientation range relative to the apparatus.
Processing speech from distributed microphones
Bose Corporation
November 16, 2017 - N°20170332168

A system with a plurality of microphones positioned at different locations, and a modification system in communication with the microphones. The modification system is configured to derive a plurality of audio signals from the plurality of microphones, compute a confidence score for each derived audio signal, and based on the computed confidence scores, use one derived audio signal to modify ...
Reproducing audio signals with a haptic apparatus on acoustic headphones and their calibration and measurement
Alpine Electronics Of Silicon Valley, Inc.
November 16, 2017 - N°20170332162

Method and devices for testing a headphone with increased sensation are provided. The headphone can filter and amplify low frequency audio signals, which are then sent to a haptic device in the headphone. The haptic device can cause bass sensations at the top of the skull and at both ear cups. The testing system can evaluate the haptic and acoustic ...
Digital signal router for vehicle replacement sound system
Automotive Data Solutions, Inc.
November 16, 2017 - N°20170331238

An aftermarket digital signal router that is installed in a vehicle when a factory loudspeaker system is replaced with an aftermarket loudspeaker system. The digital signal router comprises a first and a second analog signal receiver to receive at least two sources of audio from the vehicle. It also comprises a vehicle data transceiver that receives digital data from the ...
Loading