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Digital Audio patents



      
           
This page is updated frequently with new Digital Audio-related patent applications. Subscribe to the Digital Audio RSS feed to automatically get the update: related Digital RSS feeds. RSS updates for this page: Digital Audio RSS RSS


Adaptive rail voltage regulation on power supplies

Bang & Olufsen A/s

Adaptive rail voltage regulation on power supplies

Sound to haptic effect conversion system using waveform

Immersion

Sound to haptic effect conversion system using waveform

Sound to haptic effect conversion system using waveform

American Greetings

Pop-up greeting cards


Date/App# patent app List of recent Digital Audio-related patents
08/27/15
20150245087 
 Synchronous audio distribution to portable computing devices patent thumbnailSynchronous audio distribution to portable computing devices
Analog audio inputs are processed by a digital signal processor and rebroadcast over a local wireless network synchronous with a separate broadcast device or in real time with a live audio source. A software application on a portable computing device provides end-users the option to select from a plurality of audio source streams, cached translations of preprocessed audio streams and speech-to-text captioning.
Wtf Technology Partners, Inc.


08/27/15
20150244333 
 Adaptive rail voltage regulation on power supplies patent thumbnailAdaptive rail voltage regulation on power supplies
The system comprises a digital signal processing module, a power supply unit and an audio amplifier. In the digital signal processing module, the level of the digital audio signal is detected for adjusting the rail voltage in the amplifier.
Bang & Olufsen A/s


08/27/15
20150241975 
 Sound to haptic effect conversion system using waveform patent thumbnailSound to haptic effect conversion system using waveform
A haptic conversion system is provided that intercepts frames of audio data, such as a digital audio signal, converts the frames into a haptic signal, and plays the created haptic signal through an actuator to produce haptic effects. The haptic signal is based on a maximum value of each audio data frame, which defines a magnitude of the haptic signal.
Immersion Corporation


08/13/15
20150224808 
 Pop-up greeting cards patent thumbnailPop-up greeting cards
An interactive electronic greeting card with pop-up feature includes a pocket or cavity which houses various electronic and mechanical components and a pop-up element. In a first position, the pop-up element is substantially contained within the greeting card pocket or cavity.
American Greetings Corporation


08/06/15
20150221312 
 Apparatus,  merging code layers for audio encoding and decoding and error correction thereof patent thumbnailApparatus, merging code layers for audio encoding and decoding and error correction thereof
Apparatus, system and method for encoding and decoding ancillary code for digital audio, where multiple encoding layers are merged. The merging allows a greater number of ancillary codes to be embedded into the encoding space, and further introduces efficiencies in the encoding process.
The Nielsen Company (us), Llc


08/06/15
20150220219 
 Content feed user interface with gallery display of same type items patent thumbnailContent feed user interface with gallery display of same type items
Additional content items that satisfy predefined criteria are identified. The predefined criteria may be that the selected and additional content items have particular characteristics that are the same.
Google Inc.


07/30/15
20150215702 
 Signal processing device and signal processing method patent thumbnailSignal processing device and signal processing method
There is provided a signal processing device s including a noise cancellation process clock generation unit configured to generate a noise cancellation process clock having a predetermined fixed frequency, a noise canceling unit configured to include a noise canceling filter operating based on the noise cancellation process clock and generating a noise canceling signal having a signal property of canceling an external noise component based on an input audio signal including the external noise component picked up by a microphone, and an addition unit superimposing the noise canceling signal generated by the filter on a digital audio signal, and a sampling rate conversion unit configured to rate-convert the input digital audio signal sampled at a clock in asynchrony with the noise cancellation process clock to a signal at a sampling frequency in synchrony with the noise cancellation process clock and to supply the rate-converted signal to the addition unit.. .
Sony Corporation


07/30/15
20150213797 
 Voice recognition system and method patent thumbnailVoice recognition system and method
The present invention discloses a voice recognition system and method, wherein the voice recognition system comprises: a microphone array for receiving a voice signal, converting the voice signal into an analog audio signal, and outputting the analog audio signal to an audio coding circuit; the audio coding circuit for converting the received analog audio signal into a digital audio signal, and outputting the digital audio signal to a main control integrated circuit; a bluetooth transmitting module for receiving a voice signal, converting the voice signal into a digital audio signal, and sending the digital audio signal to a bluetooth receiving module via bluetooth; the bluetooth receiving module for sending the received digital audio signal to the main control integrated circuit; the main control integrated circuit for selecting the digital audio signal from the audio coding circuit or the digital audio signal from the bluetooth receiving module to perform recognition. The technical solution of the present invention solve the problem of the incapability of a voice recognition system, with audio input being from only a microphone array, in recognizing a long-distance voice..
Goertek Inc.


07/23/15
20150207481 
 Genre dependent audio level control patent thumbnailGenre dependent audio level control
Systems, methods, and computer program products relating to digital audio data are provided. In some implementations a method is provided.
Adobe Systems Incorporated


07/23/15
20150206540 
 Pitch shifting frequencies patent thumbnailPitch shifting frequencies
System and methods for audio editing are provided. In one implementation, a computer-implemented method is provided.
Adobe Systems Incorporated


07/23/15
20150205571 

Leveling audio signals


The present specification relates to systems, methods, and apparatus including computer program products for editing digital audio data. In some implementations, a method is provided that includes the actions of receiving digital audio data; dividing the audio data into first audio data and second audio data; performing on-line processing of the first and second audio data including segmenting the first audio data according to one or more partitioning parameters into discrete time partitions, sequentially analyzing for each discrete time partition the first audio data of the corresponding discrete time partition, and modifying the second audio data according to the analysis of the first audio data; and outputting the modified second audio data..
Adobe Systems Incorporated


07/23/15
20150205570 

Image edited audio data


This specification describes technologies relating to editing digital audio data. In some implementations, a computer-implemented method is provided.
Adobe Systems Incorporated


07/23/15
20150205569 

Automatically correcting audio data


Systems, methods, and computer program products are provided for editing digital audio data. In some implementations a method is provided that includes receiving digital audio data, identifying a modification to a portion of the digital audio data, and automatically correcting audio data surrounding one or more edit boundaries resulting from the identified modification including interpolating audio data from a region associated with the one or more edit boundaries..
Adobe Systems Incorporated


07/16/15
20150199170 

Fitting golf balls using acoustic response


An electronic method for matching a user with a golf ball includes playing a first digital audio file to a user via a computer and playing a second digital audio file to the user via the computer. Each of the first digital audio file and the second digital audio file correspond to an acoustic response of a respective golf ball to a standardized impact force.
Nike, Inc.


07/09/15
20150195651 

Wireless speaker unit


A wireless speaker unit includes a radio transceiver oscillator which provides timing signals to a pulse width modulator and to a sample rate controller that provides a variable oversampling signal to a delta sigma modulator. The variable oversampling signal determined by a sampling rate of the digital audio signal..
Summit Semiconductor Llc


06/25/15
20150181157 

Apparatus, formatting audio-video information


Techniques and mechanisms for formatting digital audio-video (“av”) information. In an embodiment, interface logic includes circuitry to receive digital av information which, in one or more respects, is according to or otherwise compatible with a first interface specification.
Silicon Image, Inc.


06/18/15
20150172812 

Apparatus and sound stage enhancement


A non-transitory computer readable storage medium with instructions executable by a processor identify a center component, a side component and an ambient component within right and left channels of a digital audio input signal. A spatial ratio is determined from the center component and side component.

06/18/15
20150170668 

Effective pre-echo attenuation in a digital audio signal


A method is provided for processing pre-echo attenuation in a digital audio signal generated from a transform coding, wherein, at the decoding point, the method includes: detection of a position of attack in the decoded signal; determination of a pre-echo region preceding the position of attack detected in the decoded signal; calculation of attenuation factors per sub-block of the pre-echo region, according to at least the frame wherein the attack has been detected and the preceding frame; and pre-echo attenuation in the sub-blocks of the pre-echo region by the corresponding damping factors. The method also includes application of a filter for the spectral shaping of the pre-echo region on the current frame up to the detected position of the attack.
Orange


06/18/15
20150169281 

Method and wireless digital radio


A method and apparatus are provided for a first controlled device, such as a wireless local transmitter that accepts a plurality of digital audio signals and corresponding program information signals converted from a controlled source, such as the encoded digital data provided by a digital data signal source, typically a community antenna television (catv) cable or direct broadcast satellite, then modulates said digital audio and corresponding program information signals on different carrier frequencies and transmits the modulated signals to a plurality of second controlled devices, such as remote digital receiver/tuners that demodulate said signals to output music in stereophonic sound and display the corresponding program information by means of an alphanumeric display. The first and second controlled devices contain microprocessor systems for communicating, controlling, storing, processing, and display of digital data within the operation of the respective system.
Dima Communications Inc.


06/11/15
20150162938 

Digital radio tagging using an rf tuner accessory


An accessory having an rf tuner for digital radio, such as hd radio, can be in communication with a media player such as a portable media device (“pmd”). The user can be given the ability to command the accessory to provide raw digital data, the ability to scan only for stations having digital audio content (or for all available stations), the ability to provide station lists of stations having digital audio content (or all available stations), and the ability to request and store metadata beyond that for stations actually being listened to provide enhanced search capabilities.
Apple Inc.


06/04/15
20150154969 

Doubly compatible lossless audio bandwidth extension


An encoder for digital audio signals at a higher sample rate creates a stream for consumer distribution at a lower sampling rate, with compatibility for standard pcm players without a decoder. In conjunction with a suitable decoder, two enhanced playback options are supported, the first option allowing full lossless reconstruction of a noise-shaped higher sampling rate signal, the second option allowing lossy bandwidth extension even if an intervening transmission chain has truncated the least-significant-bits of the encoder's output signal..
Meridian Audio Limited


05/21/15
20150135564 

Pop-up greeting card with confetti


An interactive electronic greeting card with pop up feature includes a three-sided pocket or cavity which houses various electronic and mechanical components and a pop up element. In a first position, the pop up element is substantially contained within the greeting card pocket or cavity.
American Greetings Corporation


05/07/15
20150127332 

System and improving signal-to-noise ratio


A method of improving signal-to-noise ratio is provided. The method includes acquiring a digital audio signal output from an endec by a host processing unit interface; receiving the digital audio signal output from the host processing unit interface by an audio engine interface; transmitting the digital audio signal from the audio engine interface to an audio engine processor; reducing noise of the digital audio signal by the audio engine processor and then converting the digital audio signal into an analog audio signal to be played..
Inventec (jiangning) Corporation


05/07/15
20150126888 

Sound-based spirometric devices, systems and methods


Devices, system, and methods generate expiratory flow-based pulmonary function data by processing a digital audio file of sound of a subject's forced expiratory maneuver. A mobile device configured to generate expiratory flow-based pulmonary function data includes a microphone, a processor, and a data storage device.
University Of Washington Through Its Center For Commercialization


05/07/15
20150125013 

Wireless sound transmission and method


A system for providing sound to at least one user has at least one audio signal source, a transmission unit with a digital transmitter audio data packets from the audio signal source via a wireless digital audio link; at least one receiver unit having at least one digital receiver; and a hearing stimulator responsive to audio signals from the receiver unit. The transmission unit encodes the audio signal as audio data blocks distributed onto at least two audio data packets, one of which is a low-quality packet, and one of which is a high quality packet only a low-quality version of the audio signal being retrievable from the low-quality packets, and a high-quality version of the audio signal being retrievable from both the low-quality packets and the high-quality packets.
Phonak Ag


05/07/15
20150125006 

Audio control circuit


An audio control circuit receives analog audio signals and digital audio signals via an audio signal input interface. The audio control circuit includes an audio codec chip, a first control circuit, a first switch circuit, a second control circuit, and a second switch circuit.
Hon Hai Precision Industry Co., Ltd.


04/30/15
20150120028 

Analog/digital audio converter and a method thereof


An analog/digital audio converting apparatus enables listening to both digital and analog audio signals received from a digital receiving apparatus and analog audio signals input from an external source using the same receiver by providing a formatter capable of converting the analog audio signal into a digital audio signal with the digital broadcasting receiving apparatus.. .
Samsung Electronics Co., Ltd.


04/23/15
20150113564 

Core device, audio/video control system, portable terminal device, audio/video control program, and audio/video control method


A core device that is connected to a network, and that is interconnected via a digital audio/video interface with audio/video devices that are connected to the network, provided with a collecting unit that collects interface-connected device information, including at least unique identification information, from the audio/video devices via the digital audio/video interface, and a transferring unit that transfers the interface-connected device information to a portable terminal device that is connected to the network.. .
Yamaha Corporation


04/23/15
20150112579 

Traffic data services without navigation system


A non-navigation data system for providing traffic data service in a mobile environment can include a data decoder for decoding a digital data stream from a digital audio radio transmission source, location determining means (such as gps or cellular location determining schemes) for determining a current location of a mobile receiver receiving the digital data stream, a display for displaying traffic data corresponding to the current location, and a plurality of static maps wherein the traffic data corresponding to the current location is overlaid at least over a portion of the static maps.. .
Sirius Xm Radio Inc.


04/09/15
20150100980 

Method and system for adding a conditional access system


A method and system for adding a conditional access system to a digital audio/video transmission system that delivers content from a source to a security device associated with an audio/video processing device by providing at the broadcast source a datastream having system information data including an unused identifier reserved for security data associated with the additional conditional access system.. .
Thomson Licensing


04/09/15
20150100857 

Digital audio transmitter and receiver


A method for increasing the fidelity of digitally encoded audio, comprising interleaving the signal, frequency conversion, and polynomial interpolation.. .
Summit Semiconductor Llc


04/09/15
20150100623 

User interface control in a networked audio system


A method for implementing a user interface (ui) control in a networked audio system that includes a plurality of audio playback devices that are adapted to play audio and that are operatively connected to a network over which audio data is delivered from a digital audio source to the audio playback devices, where the networked audio system further includes a control device that is operatively connected to the network and that has a display that is adapted to display a representation of a ui, and where the control device comprises an operating system (os) and a native application program written for the control device os, and memory. There is a local ui program that is stored in the control device memory.
Bose Corporation


04/09/15
20150100325 

Digital audio transmitter and receiver


A method for increasing the fidelity of digitally encoded audio, comprising interleaving the signal, frequency conversion, and polynomial interpolation along with comparison to a second, redundant signal.. .
Summit Semiconductor Llc


04/09/15
20150100143 

Synchronous audio playback


A method and device for synchronously playing audio data over a number of audio playback devices that are connected to a network. The distribution of particular audio data to a plurality of audio playback devices that are adapted to play audio, where the audio playback devices are all connected to a network over which audio data is delivered from a digital audio source to the audio playback devices, can be accomplished by determining when more than one of the audio playback devices has been directed to play the particular audio data, and in response to the determination directing that two or more of the audio playback devices synchronously play the particular audio data..
Bose Corporation


04/09/15
20150100142 

Audio systems and related devices and methods


A method for creating a stream of content for an audio system is provided. The method includes obtaining text metadata identifying each audio track of a selected collection of audio content, the selected collection of audio content being selected for playback from a first audio playback device of the audio system, and forwarding the text metadata identifying each audio track of the selected collection of audio content to a digital audio source to enable the digital audio source to select audio content containing additional audio content based on the text metadata..
Base Corporation


04/09/15
20150098559 

Synchronizing audio signal sampling in a wireless, digital audio conferencingt system


A digital audio conferencing system has a fixed base station that is in communication with a far end (r.e.) system over a communication network. The base station is associated with a wireless loudspeaker and one or more wireless microphones.

03/19/15
20150081069 

Audio portable devices


An audio apparatus for a portable device is provided. The portable device includes computing hardware coupled to associated data memory, which stores one or more audio or computer program products that include a plurality of audio libraries.
Applifier Oy


03/19/15
20150078562 

Playing audio in trick-modes


A method of playing a digital audio signal at a speed different from that at which it was recorded. The method comprises: playing a first segment of the signal; skipping to a second segment that is not contiguous with the first segment; and playing the second segment, wherein at least one of the first and second segment is played at a rate different from the rate at which it was recorded..
Nxp B.v.


03/12/15
20150073573 

Dual purpose audio player in cassette housing with built-in display and controls


A fully functioning dual purpose digital audio player presented in cassette-shaped housing which incorporates a display, control buttons, audio output, and remote control. .
Dronk, Llc


03/12/15
20150072778 

Wagering game having seamless looping of compressed audio


Gapless looping playback of an audio sound seamlessly without any silence between loops. An uncompressed digital audio file is divided and encoded using an mp3 encoder to produce two encoded files, a and b.
Wms Gaming Inc.


03/12/15
20150071458 

Network audio distribution system and method


Audio content distribution from audio sources to client terminals through a network. An audio source interface receives raw audio from an audio source, and converts it into a digital audio clip in a digital audio packet, containing a timestamp and a channel identity corresponding to the audio source.
Rangecast Technologies, Llc


03/12/15
20150071137 

Multiband mimo vehicular antenna assemblies with dsrc capabilities


Disclosed are exemplary embodiments of multiband multiple input multiple output (mimo) vehicular antenna assemblies for installation to a vehicle body wall. In exemplary embodiments, a multiband mimo vehicular antenna assembly generally includes at least one cellular antenna configured to be operable over one or more cellular frequencies (e.g., long term evolution (lte), etc.), at least one satellite antenna configured to be operable over one or more satellite frequencies (e.g., global navigation satellite system (gnss), satellite digital audio radio services (sdars), etc.) and at least one dedicated short range communication (dsrc) antenna configured to be operable over dsrc frequencies..
Laird Technologies, Inc.


03/12/15
20150070832 

Docking station with audio output


Docking stations that may interface with various types of accessories. One example may physically and electrically support a connection to a portable computing device in either one or two orientations.
Apple Inc.


03/05/15
20150066655 

Non-montary compensation scheme for digital rights management-free digital audio file transmissions


The present disclosure relates generally to the field of digital audio file downloading, and more particularly to digital rights management-free digital audio file downloading. A computing device receives a request for a digital audio file from a user, wherein the digital audio file is protected by intellectual property rights.

03/05/15
20150063602 

Exchange of metadata between a live sound mixing console and a digital audio workstation


A system for transferring metadata between an audio mixing console and a digital audio workstation connected by an audio link and a computer network. The audio mixing console and the digital audio system implement an ethernet-based communication protocol for sending messages between them over the network connection, the messages including metadata specifying a plurality of settings on the audio mixing console corresponding to audio information received by the audio mixing console during a live performance.
Avid Technology, Inc.


03/05/15
20150063597 

Systems and methods for simulation of mixing in air of recorded sounds


A priming signal processing technique modifies digital audio recordings to reduce the stress experienced by a listener's auditory system. A priming signal may reduce the instantaneous stress experienced by the auditory system during sudden changes in signal energy.

03/05/15
20150063578 

System and methods for motion restoration in acoustic processing of recorded sounds


A motion signal processing technique modifies digital audio recordings in order to restore a sense of motion, liveliness, and spatial dynamics. The technique compensates for the static presentation of sound created by modern recording and sound synthesis techniques and common modern playback equipment such as headphones and ear buds in order to create a more natural, immersive, and enjoyable listening experience..
Amos Dm, Llc


03/05/15
20150063573 

Systems and methods for simulation of mixing in air of recorded sounds


A mixing signal processing technique modifies digital audio recordings to simulate the linear and nonlinear effects of propagation and mixing of sounds in air. When multiple sounds or complex sounds comprised of multiple frequencies in the audible spectrum propagate in such a nonlinear medium, they transfer energy into sound at new frequencies given by the sums and differences of the original signal frequencies.

03/05/15
20150061823 

Remote control unit for activating and deactivating means for payment and for displaying payment status


The invention relates to a remote control unit for intelligent digital audiovisual reproduction systems, comprising storage means, payment means, a sound control circuit, display means and a metal chassis wherein said remote control unit comprises a distant radio frequency transmitter that is associated with a radio frequency receiver connected to the sound control circuit of the audiovisual reproduction system.. .
Touchtunes Music Corporation


02/26/15
20150058024 

Wireless cellular telephone with audio codec


A wireless cellular telephone with an audio codec for converting digital audio signals to analog audio signals. The audio codec comprises two digital audio bus interfaces for coupling to respective digital audio buses, and a digital-only signal path between the two digital audio bus interfaces, such that no analog processing of the audio signals occurs in the digital-only signal path..
Wolfson Microelectronics Ltd.


02/26/15
20150058023 

Method and system for translating speech


An electronic communication device (104) receives a first set of digital audio signals via radio frequency signaling, translates the first set of digital audio signals from speech of a first language (e.g. English) into translated speech of a second language (e.g., french), and emits the translated speech of the second language via a loudspeaker (226).
Motorola Mobility Llc


02/26/15
20150055934 

Enhancing karaoke systems utilizing audience sentiment feedback and audio watermarking


A digital audio/video (a/v) content can be selected from a data store within a computing device. The content can include a vocal free recording and a subsequently recorded vocal track generated by a user.
International Business Machines Corporation


02/19/15
20150052545 

Method to bind the use of a television receiver to a particular network


A method to bind the use of a digital audio/video service data receiver to a network on which at least one services provider broadcasts access controlled and free digital audio/video services streams, the method having the steps: receiving by the receiver a periodic signal transmitted by a conditional access system server via the network, said periodic signal being processed by a run time software embedded in the receiver to check legitimacy of the network; displaying services available on the network only if said run time software recognizes the periodic signal as indicating network legitimacy; and checking operability of the run time software and if necessary taking actions to enforce limitation of using the receiver on the network checked as legitimate. The invention further discloses a receiver bound to a specific network configured to perform the method..
Nagravision S.a.


02/12/15
20150044652 

Analyzing or emulating a dance performance through dynamic point referencing


The systems and methods taught herein are generally directed to a dynamic point referencing of an audiovisual performance for an accurate and precise selection and controlled cycling of portions of the performance. The dynamic point referencing can be used by a learning artist, for example, in analyzing or performing a portion of the work through an accurate and precise digital audio/video instructional method having the controlled cycling feature.
Jammit, Inc.


02/05/15
20150039972 

Apparatus, merging code layers for audio encoding and decoding and error correction thereof


Apparatus, system and method for encoding and decoding ancillary code for digital audio, where multiple encoding layers are merged. The merging allows a greater number of ancillary codes to be embedded into the encoding space, and further introduces efficiencies in the encoding process.
The Nielsen Company (us), Llc


02/05/15
20150039322 

Apparatus, merging code layers for audio encoding and decoding


Apparatus, system and method for encoding and decoding ancillary code for digital audio, where multiple encoding layers are merged. The merging allows a greater number of ancillary codes to be embedded into the encoding space, and further introduces efficiencies in the encoding process..
The Nielsen Company (us), Llc


02/05/15
20150039321 

Apparatus, reading codes from digital audio on a processing device


Apparatus, system and method for reading ancillary code embedded into digital audio, where a processing device executes a decoder application that includes a decoder application interface that is communicatively coupled to a media player application within one or more frameworks of the processing device. As digital audio is received and sampled, the decoder application is configured to transform the digital audio from a time domain to a frequency domain and to process frequency characteristics to determine the presence of ancillary audio codes..
Arbitron Inc.


01/22/15
20150023345 

Example-based audio inpainting


A method for packet loss concealment, comprising: continuously receiving a digital audio stream; extracting audio features from the digital audio stream while the digital audio stream is unharmed; and upon detecting a gap in the digital audio stream, filling the gap with one or more previous segments of the digital audio stream, wherein said filling is based on a matching of the one or more of the extracted audio features with one or more audio features adjacent to the gap.. .
Technion Research And Development Foundation Ltd.


01/01/15
20150004900 

Method and wireless digital radio


A method and apparatus are provided for a first controlled device, such as a wireless local transmitter that accepts a plurality of digital audio signals and corresponding program information signals converted from a controlled source, such as the encoded digital data provided by a digital data signal source, typically a community antenna television (catv) cable or direct broadcast satellite, then modulates said digital audio and corresponding program information signals on different carrier frequencies and transmits the modulated signals to a plurality of second controlled devices, such as remote digital receiver/tuners that demodulate said signals to output music in stereophonic sound and display the corresponding program information by means of an alphanumeric display. The first and second controlled devices contain microprocessor systems for communicating, controlling, storing, processing, and display of digital data within the operation of the respective system.
Dima Communications Inc.


01/01/15
20150003595 

System, method and computer program product for a universal call capture device


A system, method and computer program product records call data, may include, an input couplable to an audio source, memory; network interface; and processor(s), configured to: detect a call, capture digital audio data, and transmit digital audio data over the network interface to a network accessible resource. The apparatus may include processor(s) to record a call, audio (e.g., speaker, etc); and/or any other content such as video/image(s) from webcam; user screen capture (e.g., employee) computing device; environmental sensor data (e.g., temperature, etc.); geo-location information from a device (e.g., gps); computer usage; electronic communications (e.g., email, etc.); or social networking activities; to provide/transmit activity information to a network cloud to store, or to process (e.g., analysis, or viewing); to make activity information available to: perform any of analyzing, viewing, reporting, training, or alert; to attach a user activity record to it systems to verify user commitments/verification..
Transparency Sciences, Llc


12/25/14
20140373263 

Smart toilet systems and methods


A plumbing fixture includes a basin, a plumbing system configured to supply water to the basin, a processing circuit, and a housing containing the plumbing system and the processing circuit. The housing includes ports on the second face allowing access to a digital audio input, the plumbing fixture configured to output audio via a speaker based on the digital audio input.
Kohler Co.


12/18/14
20140373042 

Method and system for secure processing a stream of encrypted digital audio/video data


Method and system to prevent control words sharing. The system comprises a receiver capable of processing a digital data stream.
Nagravision S.a.


12/18/14
20140372759 

Copy protection scheme for digital audio and video content authenticated hdcp receivers


A method of delivering digital audio and video content and a hdcp source device are disclosed herein. In one embodiment the method includes: (1) receiving an encryption key from a potential receiver of the digital audio and video content, (2) authenticating the potential receiver is an hdcp compliant device and (3) in addition to the authenticating, verifying the potential receiver is a trusted device for receiving the digital audio and video content..
Rearl Image Media Technologies (p)ltd.


12/18/14
20140369502 

Digital audio software stereo plugin


A process and system for enhancing and customizing audio recording and editing comprises receiving an input audio sound; setting a preset for the input audio sound to create a presetted audio sound; tone adjusting the presetted audio sound to create a tone adjusted presetted audio; expanding the tone adjusted presetted audio in a horizontal plane to create an presetted tone adjusted expanded audio; and outputting the presetted tone adjusted expanded audio. There are three options for selecting the preset.
Max Sound Corporation


12/18/14
20140366410 

Pop-up greeting cards with confetti


An interactive electronic greeting card with pop up feature includes a three-sided pocket or cavity which houses various electronic and mechanical components and a pop up element. In a first position, the pop up element is substantially contained within the greeting card pocket or cavity.
American Greetings Corporation


12/11/14
20140363006 

Hearing device with a means for receiver current estimation and a estimating a receiver current for a hearing device


A hearing device with a unit for estimating the current consumed by the receiver of the hearing device. The hearing device includes a signal input unit for converting an input signal picked up by the signal input unit into a digital audio signal, a signal processing unit for processing the digital audio signal, a digital-to-analog converter for converting a processed audio signal from the signal processing unit, a power amplifier for amplifying a converted audio signal from the digital-to-analog converter, a receiver for generating sound according to an amplified audio signal from the power amplifier, and a battery for powering the hearing device.

11/27/14
20140351053 

Method and system for providing targeted marketing and services in an sdars network


A targeted area audio distribution system for satellite digital audio radio services receivers (“sdars”) provides specific content to listeners based on location. A service provider can facilitate delivery of local content using a telematics device installed in the listener's vehicle.

11/27/14
20140348357 

Sound effect adjustment method, apparatus and device


A sound effect adjustment method, apparatus and system are provided that are applicable to the sound box field. The method includes: detecting the number of connected sound boxes, a sound box orientation angle, and a distance between a sound box and a listener; selecting a corresponding sound field model; loading the distance between the sound box and the listener and the sound box orientation angle, and adjusting a sound field transmission function; and adjusting a digital audio signal and outputting the adjusted digital audio signal.

11/20/14
20140341398 

Multichannel digital audio interface


A multichannel input device with automatic number-of-channels detection includes an automatic channel and bit depth detector, a digital audio interface (dai), an analog device, and a digital-to-analog converter (dac) coupling the dai to the analog device. The automatic number-of-channels and bit depth detector has a bclk input, a lrclk input, a number of channels nchan output, and a bit depth b output.

11/20/14
20140341393 

Electronic device and reproducing audio signals


In a method of reproducing audio signals using an electronic device, the electronic device decodes an audio file to generate original digital audio signals, and attenuates the original digital audio signals having frequencies that are lower than a preset cutoff frequency. The electronic device further amplifies each of attenuated digital audio signals and the original digital audio signals having frequencies that are higher than the preset cutoff frequency with a preset gain.

11/20/14
20140341383 

Noise reduction via tuned acoustic echo cancellation


An embodiment provides a method, including: accessing a tuned corrective mask stored in a memory device; forming, using a processor, a tuned acoustic echo cancellation mask utilizing the tuned-corrective mask; applying, using a processor, the tuned acoustic echo cancellation mask to a digital audio signal; and outputting an echo-cancelled audio signal. Other aspects are described and claimed..

11/13/14
20140337579 

Entertainment memory device


A digital memory device comprising: stick shaped memory chip; and read only memory. The digital memory device provides a means to store digital audio and video files for playback..

11/13/14
20140337420 

System and recording music which allows asynchronous collaboration over the internet


A system for recording music is disclosed. The system for recording music comprises an audio plug-in, wherein the plug-in is configured to be incorporated to a computer having a digital audio workstation, wherein the plug-in allows for asynchronous collaboration of a plurality of audio files recorded by a plurality of collaborators, wherein the audio files are transmitted and received among the plurality of collaborators via the internet.

11/13/14
20140336801 

Acoustic apparatus


An acoustic apparatus includes a signal processor configured to generate an analog audio signal based on a digital audio signal. The digital audio signal includes a first silent part and a sound part subsequent to the first silent part.

11/13/14
20140334635 

7ghz professional wireless microphone system


A wireless microphone system for the transmission and reception of high fidelity analog or digital audio information uses the 7 ghz frequency spectrum. In particular, the system has ultra-low latency and is capable of being used within existing receiver infrastructure allocated to program making and special events (pmse).

11/13/14
20140334625 

Digital audio distribution


A master transmitter distributes a plurality of audio channels to one or more expansion receivers as a multiplexed audio stream. Control information is also transmitted between the master transmitter and the expansion receivers.

11/06/14
20140329456 

Proximity synchronization of audio content among multiple playback and storage devices


A wireless communication system and in particular to a wireless communication system for digital audio players that provides for increased functionality, such as communication, interaction and synchronization between a computing platform and various mobile, portable or fixed digital audio players, as well as providing a communication link between the various digital audio players themselves. The computing platform may act, for example, through a wireless network or wireless communication platform, to control the digital audio players; to act as a cache of digital audio data for the digital audio players; as well as provide a gateway to the internet to enable the digital audio players to access additional digital audio content and other information.

11/06/14
20140328598 

Infrared reception circuit and infrared reception method


An infrared reception circuit and an infrared reception method are provided. The infrared reception circuit includes an infrared receiver for receiving infrared signals and converting the infrared signals into analog signals, an amplifier for amplifying the analog signals, an analog/digital converter for converting the amplified analog signals into digital signals, a digital filter for filtering the digital signals via respective frequency bands, a digital frequency-adjusting demodulator for demodulating the filtered digital signals into digital audio frequency signals, and a digital/analog converter for converting the digital audio frequency signals into analog audio signals.

10/30/14
20140325564 

Methods and indexing and/or advertising in a user selected downloaded digital video recording


A method and apparatus of indexing a previously digitally recorded program of an audio and video program comprising: first, downloading the digital recording of the audio and video program; second, downloading from a server an index of the digital audio and video program to be associated with the digital recording of the audio and video program so as to navigate the digital recording of the audio and video program; third associating the index to the digital audio and video recording enabling a user of the digitally recorded audio and video program to navigate the digital recording of the audio and video program according to the index; and fourth, enabling the user to navigate the indexed associated digital recording of the audio/video program using the index applied to the digital recording of the audio and video program among many other aspects not allowed regarding the length of this abstract.. .

10/30/14
20140324440 

Detection of an audio signal transient using first and second maximum norms


Provided are, among other things, systems, methods and techniques for detecting whether a transient exists within an audio signal. According to one representative embodiment, a segment of a digital audio signal is divided into blocks, and a norm value is calculated for each of a number of the blocks, resulting in a set of norm values for such blocks, each such norm value representing a measure of signal strength within a corresponding block.

10/30/14
20140324422 

Synchronous audio distribution to portable computing devices


Analog audio inputs are processed by a digital signal processor and rebroadcast over a local wireless network synchronous with a separate broadcast device or in real time with a live audio source. A software application on a portable computing device provides end-users the option to select from a plurality of audio source streams, cached translations of preprocessed audio streams and speech-to-text captioning.

10/23/14
20140314240 

Device and simulating spatial sound


The invention relates to a system for simulating stereophonic sound (1), comprising the following: a core module (10) having a space simulation module (11), an echo module and an interface module (15), a control module (20), a digital audio delay matrix module (21), and a digital audio/network system (30). The invention is characterized in that said system provides an echo and/or directional acoustic irradiation on the basis of a system latency less than 2.5 ms by means of the core module (10), the control module (20), and the digital audio network system.

10/23/14
20140313871 

System and controlling audio source


An apparatus for signal processing, wherein a disc is placed on a turntable and is provided with a groove which can be followed by the pick-up element, and employing a time-code signal wherein during use of the disc the said time-code signal controls the digital audio source.. .

10/23/14
20140313862 

Proximity-detection systems and methods


When two or more devices are near each other, they are likely to hear the same ambient sounds. To detect such proximity, each device captures a short digital audio signal from its microphone and uploads it to a proximity-detecting service along with a timestamp that indicates when the clip was captured.

10/16/14
20140307893 

Digital audio routing system


A digital audio routing system providing a process and system for managing multi-channel audio signals and a plurality of language signals, and decoding the signals into serial sound data to create a program serial data and a plurality of language serial data. The program serial data and the plurality of language serial data are aligned, and the program serial data is separated.

10/16/14
20140307089 

Video conversion device


A video conversion device includes a video signal input port, an audio signal input port, a signal processing module and a signal output module. The video signal input port and a video capture device is connected via a connecting assembly having a plug and a socket for receiving an external analog video signal from the video capture device.

10/09/14
20140304790 

Digital content distribution and subscription system


Digital content distribution systems and methods are provided for distributing for digital data files, such as digital audio and video data files. In accordance with one implementation, a token-based authentication system is provided that does not require knowledge of the individual user requesting the download of digital content data or real-time access to user account information.

10/09/14
20140304423 

Proximity synchronization of audio content among multiple playback and storage devices


A wireless communication system and in particular to a wireless communication system for digital audio players that provides for increased functionality, such as communication, interaction and synchronization between a computing platform and various mobile, portable or fixed digital audio players, as well as providing a communication link between the various digital audio players themselves. The computing platform may act, for example, through a wireless network or wireless communication platform, to control the digital audio players; to act as a cache of digital audio data for the digital audio players; as well as provide a gateway to the internet to enable the digital audio players to access additional digital audio content and other information.

10/09/14
20140304374 

Transmission of digital audio data


A system, method and computer-readable code for segmenting an audio stream into a plurality of small digital audio files using gaps in the natural language of the audio stream is provided. The small digital audio files are transmitted, loaded, and played in a specific order, such that from the user's perspective, the audio stream is reproduced in an apparently seamless manner.

10/09/14
20140301564 

System and identification and management of audio streams in a live sound environment


Method and system for the association of sound-producing sources with network audio interfaces in a live sound environment using networked digital audio for audio stream transport. An embodiment provides for efficient setup of a live sound environment that can be replicated with the same efficiency each time it is setup.

10/02/14
20140296937 

Pulsed infrared modulation of a photovoltaic cell cochlear implant for the multichannel electrical depolarization of spiral ganglion cells to achieve sound percept


A hearing assistance device for use with respect to a mastoid cavity and an ear canal with a tympanic membrane, external ear canal bone, incudo-stapedial joint of an ossicular chain and a cochlea having a round window membrane. The device includes a removable unit with a microphone to convert a received sound into electrical sound signals, and includes a digital audio signal processor to process the electrical sound signals into envelopes of the electrical sound signals, and includes an infrared transmitter to transmit the envelopes of sound signals as packages of infrared light pulses.

10/02/14
20140294204 

Audio amplifier mode transition


An audio amplifier is to transition between a power-down mode and an active mode, based on assertion and deassertion of a power down signal. A power down control module is to selectively assert and deassert the power down signal to the audio amplifier.

10/02/14
20140292593 

Multiband mimo antenna assemblies operable with lte frequencies


According to various aspects, exemplary embodiments are disclosed herein of multiple input multiple output (mimo) antenna assemblies operable over multiple frequency bands, including lte (long term evolution) frequencies (e.g., 4g, 3g, other lte generation, b17 (lte), lte (700 mhz), etc.). In various embodiments, an antenna assembly generally includes a first or primary cellular antenna and a second or secondary cellular antenna.

09/25/14
20140286506 

Digital audio mixing device


A mixer includes a plurality of input channels, a plurality of input groups, and a plurality of group strips that adjust values of parameters of the input groups. The mixer preliminarily prepares a plurality of group presets having data required for setup of group modules as presets, and each group preset has attribute information including musical genre, number of input channels, and instrument kind.

09/25/14
20140286502 

Audio playback system and method used in handheld electronic device


An audio playback system used in a handheld electronic device is provided. The audio playback system comprises an audio interface, a control module, an audio processing module and at least two audio playback modules.

09/25/14
20140286494 

Microphone detection and selection circuit and method


The present invention discloses a microphone detection circuit for detecting whether an external device includes a microphone. The microphone detection circuit comprises: an audio circuit for receiving an analog input signal which is a signal from the external device or a preset signal.



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Digital Audio topics: Digital Audio, Motor Module, Transmitter, Quantization, Signal Processing, Audio Signal Processing, Radio Transmission, Ion Source, Audio Signals, Navigation, Mobile Receiver, File Transfer, Transducer, Io Processor, Duty Cycle

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