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Searching: audio signal





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Patent # Description
US-9,118,998 Multiple sound channels speaker
A multiple sound channels speaker is disclosed herein and includes a first speaker, at least one second speaker, a sensing switch and an audio decoder. The...
US-9,118,992 Ported enclosure and automated equalization of frequency response in a micro-speaker audio system
One embodiment of the present invention sets forth a system that includes a detection device and a processor. The detection device is configured to sense that a...
US-9,118,985 Communication of diagnostic information from satellite to host
A vehicle sound system includes a subwoofer system having a subwoofer, a satellite amplifier for driving the subwoofer, a host amplifier for receiving an audio...
US-9,118,961 Method of providing an audio-video device to an end user
A semiconductor integrated circuit for the processing of conditional access television signals that includes an input interface for receiving encrypted...
US-9,118,866 Aural indication of remote control commands
A disclosed set top box or other multimedia receiver suitable for use in a multimedia distribution network includes a remote control interface operable to...
US-9,118,527 Data during analog audio
This application discusses among other things, apparatus and method for transmitting data with an analog signal without significantly distorting the analog...
US-9,118,405 Sound suppression system and controlled generation of same at a distance
A system to suppress sound emerging from speakers and the generation of same at a distance is presented. This system includes devices to handle audio which when...
US-9,118,404 Apparatus, system and method for underwater signaling of audio messages to a diver
Embodiments of the invention provide a system, apparatus and methods for underwater voice communication between a diver and an underwater electronic device. In...
US-9,118,354 Electronic device with shared near field communications element
Electronic devices may be provided with near field communications capabilities. A near field communications antenna may be formed from multiple inductive...
US-9,118,296 Clipping protection in fixed-width audio mixing
An apparatus provides both clipping protection and signal level conservation while the system operates in the original width type. The apparatus includes a...
US-9,118,293 Method for processing on mobile device audio signals of remotely executed applications
A method and computer program product for running a remote desktop application on a mobile device without audio interference from the other desktop...
US-9,118,291 Voltage supply circuit, audio output apparatus, and voltage supplying method
A voltage supply circuit is provided. The voltage supply circuit includes a voltage amplifier and a power selecting circuit. A power terminal of the voltage...
US-9,118,290 Speed dependent equalizing control system
A speed dependent equalizing control system for automated design of gain and equalization filter parameters can be used for volume and velocity dependent...
US-9,117,459 Processing of audio signals during high frequency reconstruction
The application relates to HFR (High Frequency Reconstruction/Regeneration) of audio signals. In particular, the application relates to a method and system for...
US-9,117,457 Compact plug-in noise cancellation device
A noise cancellation device (NCD) comprises a microphone, an analog-to-digital converter, a digital-to-analog converter, a rechargeable battery, and a...
US-9,117,450 Combining re-speaking, partial agent transcription and ASR for improved accuracy / human guided ASR
A speech transcription system is described for producing a representative transcription text from one or more different audio signals representing one or more...
US-9,117,448 Method and system for speech recognition using social networks
In an example embodiment, there is disclosed an apparatus comprising an audio interface configured to receive an audio signal, a data interface is configured to...
US-9,117,440 Method, apparatus, and medium for detecting frequency extension coding in the coding history of an audio signal
The present document relates to audio forensics, notably the blind detection of traces of parametric audio encoding/decoding. In particular, the present...
US-9,117,437 Noise cancelling headphone
A noise cancelling headphone is described. The noise cancelling headphone utilizes a low power consuming noise cancellation circuit wherein an audio input...
US-9,116,571 Method and system of data input for an electronic device equipped with a touch screen
Systems and methods are disclosed for differentiating between stylus touches and non-stylus touches on a touchscreen device. A stylus emits a signal, received...
US-9,114,259 Recording and retrieval of sound data in a hearing prosthesis
A hearing prosthesis for delivering stimuli to a hearing-impaired recipient is disclosed, the hearing prosthesis comprising: a sound transducer for converting...
US-9,113,317 Intelligent streaming to a mobile device
Intelligent streaming of multimedia content is provided. Based on various conditions and signals detected by a mobile device, an activity state of the mobile...
US-9,113,277 Skull vibrational unit
An implantable hearing prosthesis for a recipient patient is described. An implantable receiving coil transcutaneously receives an externally generated...
US-9,113,269 Audio processing device, audio processing method, audio processing program and audio processing integrated circuit
Provided is an audio processing device comprising: a feature data generation unit which generates, for each unit section of an audio signal, section feature...
US-9,113,260 Parametric transducer including visual indicia and related methods
A visual indicator is incorporated into an ultrasonic emitter/sound system for ultrasonic carrier audio applications. The visual indicator can be utilized to...
US-9,113,256 Acoustic playback system
An acoustic playback system including a digital filter; and a plurality of digital modulators each of which output a digital signal to one of a plurality of...
US-9,113,243 Method and system for obtaining an audio signal
A method and system for obtaining an audio signal. In one embodiment, the method comprises receiving a first sound signal at a first microphone arranged at a...
US-9,113,240 Speech enhancement using multiple microphones on multiple devices
Signal processing solutions take advantage of microphones located on different devices and improve the quality of transmitted voice signals in a communication...
US-9,113,203 Generating a sequence of audio fingerprints at a set top box
A computer-implemented method for generating audio fingerprints at a set top box that is communicatively coupled to a television and reporting the audio...
US-9,113,029 Glasses apparatus and method for controlling glasses apparatus, audio apparatus and method for providing audio...
A glasses apparatus and a controlling method thereof, and a display apparatus are provided. The glasses apparatus is configured to operate with the display...
US-9,112,989 System and method of smart audio logging for mobile devices
A mobile device that is capable of automatically starting and ending the recording of an audio signal captured by at least one microphone is presented. The...
US-9,112,986 Supplemental audio signal processing for a bluetooth audio link
Providing supplemental audio signal processing for a Bluetooth audio link. A wireless device may establish a bi-directional wireless audio link with a Bluetooth...
US-9,112,960 Blood alcohol content measurement system powered by an audio signal from a phone
A blood alcohol content (BAC) measurement system powered by an audio signal from a phone is provided. The BAC measurement system includes a sensor unit, a...
US-9,112,622 Mixing signal processing apparatus and mixing signal processing integrated circuit
User is allowed to designate a desired mode defining the respective numbers of channels and mixing buses, and processing for mixing input signals of the number...
US-9,112,619 Media delivery system and a portable communications module for audio and remote control of interactive toys or...
A portable communications module (600) of FIG. 6 has an input (621) coupled to receive an incident signal. The input (621) split out a first audio channel...
US-9,112,574 Relaying device and communication system
A relaying device includes a wireless apparatus interface, a signal processing unit connected to the wireless apparatus interface, a network interface, and a...
US-9,112,480 Multi-mode audio amplifiers
An audio amplifier including (i) a mode controller configured to generate a control signal, and (ii) a variable-length finite impulse response (FIR) filter. The...
US-9,112,468 Audio device with mute function
An audio device prevents an excessive volume output in a case such as when a set of headphones is replaced or a power supply is turned ON from OFF. A mute...
US-9,112,467 Energy-efficient consumer device audio power output stage
An energy-efficient consumer device audio power output stage with gain control provides improved battery life and reduced power dissipation without clipping the...
US-9,112,327 Audio/video connector for an electronic device
A receptacle connector for a electronic device includes two sets of contacts arranged in two opposing rows in a cavity. A corresponding plug connector can be...
US-9,111,580 Time alignment of recorded audio signals
Systems and methods for time-aligning a first and second media signals. The first and second media signals may be audio signals recorded for combining as one...
US-9,111,549 Hearing aid and a method of improved audio reproduction
A hearing aid comprising a frequency shifter (20) has means (22) for detecting a first frequency and a second frequency in an input signal. The frequency...
US-9,111,547 Audio signal semantic concept classification method
A method for determining a semantic concept associated with an audio signal captured using an audio sensor. A data processor is used to automatically analyze...
US-9,111,544 Mono and multi-channel echo compensation from selective output
A system and method for compensating audio signal components is disclosed. The method includes detecting, by a microphone, a sound signal. The sound signal...
US-9,111,542 Audio signal transmission techniques
A voice interaction architecture that compiles multiple audio signals captured at different locations within an environment, determines a time offset between a...
US-9,111,536 Method and system to play background music along with voice on a CDMA network
A method and system for compressing an audio signal. The method includes receiving a segment of an audio signal and selectively disabling noise suppression for...
US-9,111,535 Method and apparatus for decoding audio signal
Provided are a method and an apparatus for decoding an audio signal. A method for decoding an audio signal encoded by a layered sinusoidal pulse coding scheme...
US-9,111,533 Audio coding device, method, and computer-readable recording medium storing program
An audio coding device includes a time-to-frequency converter that performs time-to-frequency conversion on each frame of a signal in at least one channel...
US-9,111,532 Methods and systems for perceptual spectral decoding
A method for perceptual spectral decoding includes decoding of spectral coefficients recovered from a binary flux into decoded spectral coefficients of an...
US-9,111,531 Multiple coding mode signal classification
Improved audio classification is provided for encoding applications. An initial classification is performed, followed by a finer classification, to produce...
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