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Searching: audio signal
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| Patent # | Description |
|---|---|
| US-8,710,922 |
Method and apparatus for filter-less class D audio amplifier EMI reduction An audio system includes a speaker and a class D amplifier with a class-D PWM (pulse width modulation) modulator configured for generating first and second PWM... |
| US-8,708,575 |
Active optical connector using audio port An active optical connector using an audio port includes a plug insertable into a jack having an optical transceiver module. A conductor is mounted on the plug.... |
| US-8,707,785 |
On-board ultrasonic frequency spectrum and image generation A portable apparatus for determining testing the condition of a machine or device using ultrasonic signals with an array of ultrasonic sensors for receiving an... |
| US-8,707,373 |
Method and system for providing digital video distribution An approach is provided for distributing multi-media information from a satellite broadcast system. A hub receives a signal from the satellite broadcast system,... |
| US-8,707,362 |
Data broadcast receiver and method for gathering data broadcasting
application A data broadcast receiver includes a broadcast signal receiving unit receiving broadcast signals corresponding to a selected channel, a signal separating unit... |
| US-8,706,508 |
Audio decoding apparatus and audio decoding method performing weighted
addition on signals An audio decoding apparatus and method are provided. The audio decoding apparatus includes a spectrum converting part configured to divide the first frequency... |
| US-8,706,507 |
Arbitrary shaping of temporal noise envelope without side-information
utilizing unchanged quantization In a first aspect, arbitrary shaping of the temporal envelope of noise is provided in spectral domain coding systems without the need of side-information. In... |
| US-8,706,496 |
Audio signal transforming by utilizing a computational cost function A sequence is received of time domain digital audio samples representing sound (e.g., a sound generated by a human voice or a musical instrument). The time... |
| US-8,706,480 |
Audio encoder for encoding an audio signal having an impulse-like portion
and stationary portion, encoding... An audio encoder for encoding an audio signal includes an impulse extractor for extracting an impulse-like portion from the audio signal. This impulse-like... |
| US-8,706,278 |
Non-bussed vehicle amplifier diagnostics Non-bussed amplifier diagnostics are implemented for a vehicle. The vehicle includes an amplifier that includes a computer processor and a memory unit... |
| US-8,706,274 |
Information processing apparatus, information processing method, and
program An information processing apparatus is provided which includes a metadata extraction unit for analyzing an audio signal in which a plurality of instrument... |
| US-8,706,273 |
Apparatus and method for conveying audio signals from an input locus to an
output locus An apparatus for conveying audio signals from an input locus to an output locus remote from the input locus includes: (a) a multi-pin unit configured for... |
| US-8,706,272 |
Adaptive encoding and compression of audio broadcast data Various techniques for adaptively encoding and compressing audio broadcast data to create a digital representation of the broadcast for storage on an electronic... |
| US-8,706,248 |
Directional sound processing in a cochlear implant A cochlear implant implementing a directional sound processing system is provided. Specifically, the cochlear implants implementing the present invention... |
| US-8,706,247 |
Remote audio processor module for auditory prosthesis systems An exemplary auditory prosthesis system includes an auditory prosthesis configured to be implanted within a head of a patient and to apply electrical... |
| US-8,706,246 |
Fully implantable cochlear implant systems including optional external
components and methods for using the same An exemplary cochlear implant system includes an external module configured to be positioned external to and worn by a patient, the external module having an... |
| US-8,706,038 |
Wireless earphone for use in Bluetooth piconets An audio device includes a Bluetooth receiver, a Bluetooth transmitter, a speaker and a housing. The Bluetooth receiver is capable of wirelessly receiving... |
| US-8,705,941 |
Apparatus and method of processing information and program The present invention relates to an information processing apparatus, an information processing method, and a program which are capable of rapidly and... |
| US-8,705,791 |
Method and system for utilizing GPS information to secure digital media A device such as a set-top-box, digital TV, DVD player, multi-media player, cellular telephone or digital cinema player that may handle data such as multimedia... |
| US-8,705,784 |
Acoustic in-ear detection for earpiece An apparatus comprising an earpiece and a signal processor is disclosed. The earpiece is suitable to be applied at an auditory opening of a user's ear. The... |
| US-8,705,781 |
Optimal spatial filtering in the presence of wind in a hearing prosthesis The present application discloses methods, systems, and hearing prostheses for reducing wind noise and/or thermal noise in an audio signal transmitted to the... |
| US-8,705,780 |
Audio apparatus, audio signal transmission method, and audio system An audio apparatus, an audio signal transmission method, and an audio system are provided. The audio signal transmission method includes: wirelessly receiving... |
| US-8,705,779 |
Surround sound virtualization apparatus and method A surround sound virtualization apparatus and method. The surround sound virtualization apparatus may include an audio decoder to perform head-related transfer... |
| US-8,705,778 |
Method and apparatus for generating and playing audio signals, and system
for processing audio signals A method for generating and playing audio signals and a system for processing audio signals are disclosed. The method for generating audio signals includes:... |
| US-8,705,773 |
Audio amplifier An audio amplifier includes a compensation unit, an output unit and a calibration unit. The compensation unit generates a compensation signal based on a digital... |
| US-8,705,771 |
Line-in signal dynamic range enhancement for output of charge pump based
audio amplifier Separate control of the operation of an audio amplifier and a charge pump that synthesizes a negative voltage supply (VSS) for improving the dynamic range of... |
| US-8,705,770 |
Method, device, and system for mixing processing of audio signal A method, a device and a system for mixing processing of an audio signal are provided in the embodiments of the present invention. The method includes: judging... |
| US-8,705,758 |
Audio processing device and method for reducing echo from a second signal
in a first signal An audio processing device for reducing the effect on a first signal of echo from a second signal, the device comprising: an echo reduction processor for... |
| US-8,705,753 |
System for processing sound signals in a vehicle multimedia system The present invention relates to a method for processing sound signals in a vehicle multimedia system. A sound signal is recorded by a microphone. A voice... |
| US-8,705,752 |
Low frequency noise reduction circuit architecture for communications
applications A noise reduction circuit for reducing the effects of low frequency noise such as wind noise in communications applications is described. In one embodiment, the... |
| US-8,705,750 |
Device and method for converting spatial audio signal An audio processor for converting a multi-channel audio input signal, such as a B-format sound field signal, into a set of audio output signals, such as a set... |
| US-8,705,749 |
Audio signal transformatting This invention relates to reformatting a plurality of audio input signals from a first format to a second format by applying them to a dynamically-varying... |
| US-8,705,747 |
Object-based 3-dimensional audio service system using preset audio scenes Provided are an object-based three dimensional (3-D) audio service system using preset audio scenes and a method thereof. The system and the method are... |
| US-8,705,727 |
Methods and apparatus for enhancing ringback tone quality during telephone
communications A system for enhancing tonal quality for ringback signals in a telecommunications network by adjusting audio processing during an alerting interval of a... |
| US-8,705,719 |
Speakerphone and conference bridge which receive and provide participant
monitoring information Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system... |
| US-8,705,702 |
Emergency communications system A communications terminal facilitates signaling emergency alerts and monitoring. The terminal is operative in response to user input to generate emergency... |
| US-8,705,320 |
Audio localization using multilateration Systems and methods for providing audio localization are provided. In some aspects, a method includes receiving phase offsets of a plurality of fixed... |
| US-8,705,234 |
Answer bracelet An answer bracelet suitable for wearing an a person's wrist. A rigid hollow housing having a transparent top cover is attached to a wrist band and houses a... |
| US-8,704,947 |
Wireless AV transmission and receiver modules, portable wireless AV
transmission and receiver devices, and AV... A wireless audio-video (AV) transmission module is to be disposed in an AV source device. The AV source device includes an AV source unit for generating an AV... |
| US-8,704,533 |
Method and apparatus to measure differential phase and frequency
modulation distortions for audio equipment A testing method or apparatus utilizes multiple frequencies applied to a device under test for measuring newly discovered frequency modulation effects. An... |
| US-8,704,073 |
Interactive digital music recorder and player A digital multi-media device provides features for a user unskilled in musical arts or sound handling techniques that provides automatic musical score... |
| US-8,701,990 |
Providing service to a customer service center A system includes automated banking machines that operate responsive to data read from data bearing records. Transactions can be carried out through... |
| US-8,701,144 |
Digital broadcasting system and method of processing data in digital
broadcasting system A digital broadcasting system and a method for processing data in the same are disclosed. A method for controlling a digital television (DTV) located in one... |
| US-8,700,407 |
Systems and methods for recognizing sound and music signals in high noise
and distortion A method for recognizing an audio sample locates an audio file that closely matches the audio sample from a database indexing a large set of original... |
| US-8,700,391 |
Low complexity bandwidth expansion of speech Audio signal bandwidth expansion is performed on a narrow bandwidth signal received from a far end source. The far end source may transmit the signal over the... |
| US-8,700,388 |
Audio transform coding using pitch correction A processed representation of an audio signal having a sequence of frames is generated by sampling the audio signal within first and second frames of the... |
| US-8,700,194 |
Robust media fingerprints Robust media fingerprints are derived from a portion of audio content. A portion of content in an audio signal is categorized. The audio content is... |
| US-8,700,106 |
System and method for provision of infrared signalling in smart phone
devices A smart phone device is fitted with a dual mode communications interface device having a housing wherein the housing provides access via an exterior of the... |
| US-8,700,057 |
Method and apparatus for multi-resolution adaptive positioning Various embodiments are directed to methods and apparatus for mobile device position determination and the efficient communication of mobile device position... |
| US-8,699,980 |
Car audio system including an integrated module comprising a tuner unit
and an active antenna A car audio system having a tuner unit and an active antenna integrated into a single module, the car audio system being connected to an antenna for a vehicle... |
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