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Searching: audio signal





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Patent # Description
US-9,570,082 Method, medium, and apparatus encoding and/or decoding multichannel audio signals
A method, medium, and apparatus encoding and/or decoding a multichannel audio signal. The method includes detecting the type of spatial extension data included...
US-9,570,081 Backwards compatible audio representation
It is inter alia disclosed to provide a left signal representation associated with a left audio channel and a right signal representation associated with a...
US-9,570,080 Apparatus and method for encoding a multi-channel audio signal
An encoding apparatus comprises a frame processor (105) which receives a multi channel audio signal comprising at least a first audio signal from a first...
US-9,570,071 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-9,570,060 Techniques of audio feature extraction and related processing apparatus, method, and program
A music signal processing apparatus includes a frequency spectrum transform unit, a filter, a frequency feature amount generation unit, and a melody feature...
US-9,570,058 Audio signal processing device and parameter adjusting method
An audio signal processing device and a parameter adjusting method, configured such that: a two-channel screen displaying a plurality of parameters for each of...
US-9,570,057 Audio signal processing methods and systems
Described are methods and systems of identifying one or more fundamental frequency component(s) of an audio signal. The methods and systems may include any one...
US-9,569,073 Method for outputting a modified audio signal and graphical user interfaces produced by an application program
According to various embodiments, a method for outputting a modified audio signal may be provided. The method may include: receiving from a user an input...
US-9,568,991 Audio data processing device
There is provided an audio data processing device. The device includes an IN terminal to which first audio data from outside are input, a THRU terminal from...
US-9,566,907 Portable sign
Included is a lightweight portable sign which can be used in one aspect to protect stalled or broken down vehicles with passengers still on board, to prevent...
US-9,566,704 Toolbox
A toolbox comprises a rigid case having an open top side providing access to an internal case storage volume therein, and a rigid cover with an open bottom side...
US-9,566,410 Sleep aid system and operation method thereof
A sleep aid system and an operation method thereof are disclosed. The sleep aid system includes a sleep aid device including a retrieving module, a processing...
US-9,566,023 Audiometry earphone insert
The present technology relates to an earphone apparatus adapted for use in audiometry examinations. The earphone apparatus comprises a housing and a receiver...
US-9,565,509 Enhanced coding and parameter representation of multichannel downmixed object coding
An audio object coder for generating an encoded object signal using a plurality of audio objects includes a downmix information generator for generating downmix...
US-9,565,508 Loudness level and range processing
Loudness signal processors and methods for processing an input audio signal in order to control a resulting integrated loudness level and a resulting loudness...
US-9,565,503 Audio and location arrangements
In one arrangement, a person's position in a movie auditorium is discerned by detection of audio signals from two or more speakers, and the person is then...
US-9,565,498 Audio driver and method for transforming an electrical signal into air movement
An electromagnetic transducer for sound and ultrasound reproduction includes a substantially flat coil coupled to a diaphragm that is near to and facing the...
US-9,565,497 Enhancing audio using a mobile device
Embodiment disclosed herein enable detection and improvement of the quality of the audio signal using a mobile device by determining the loss in the audio...
US-9,565,491 Real-time audio processing of ambient sound
An earpiece for real-time audio processing of ambient sound includes an ear bud that provides passive noise attenuation to the earpiece such that exterior...
US-9,565,485 Audio information signal supporting interactive interconnected system
The invention relates to an information association technology supporting a cross-media product, in particular to an audio information signal supporting an...
US-9,565,314 Spatial multiplexing in a soundfield teleconferencing system
The present document relates to audio conference systems. In particular, the present document relates to the mapping of soundfields within an audio conference...
US-9,565,306 Filtering an audio signal for a non-real-time recipient
For filtering an audio signal for a non-real-time recipient, a signal module may detect communication of an audio signal to the non-real-time recipient. A...
US-9,565,285 Cellular network communications wireless headset and mobile device
A headset that communicates with a mobile device through a local radio frequency (RF) communication link to conduct a telephone call is described. The headset...
US-9,565,187 Systems and methods for mutual authentication of electronic devices
Embodiments are provided for mutually authenticating a pair of electronic devices. According to certain aspects, the electronic devices may connect to each...
US-9,564,982 Audio control console
An audio control console includes a housing. The housing includes: an operating board provided with a plurality of rows of a plurality of channel strips each...
US-9,564,952 Near field authentication through communication of enclosed content sound waves
A method for near field authentication of sources using an audio transceiver computing device includes scanning a plurality of predetermined frequencies for a...
US-9,564,862 Class D audio amplifier with adjustable loop filter characteristics
The present invention relates to a class D audio amplifier comprising a pulse width modulator, an adjustable loop filter and a feedback loop. The pulse width...
US-9,564,169 Compressed audio information
Compressed entertainment content such as audio or video or both includes additional aspects and operations associated their way. The compressed audio may be...
US-9,564,148 Isolation and modification of audio streams of a mixed signal in a wireless communication device
A wireless communication device comprises a wireless communication interface, a processing system, and a user interface. The wireless communication interface is...
US-9,564,147 Audio communication system, audio communication method, audio communication purpose program, audio transmission...
An audio communication system includes a generation unit that superimposes an addition sound having a volume level determined on the basis of a voice acquired...
US-9,564,146 System and method for digital signal processing in deep diving environment
The present invention relates to a system for processing of an audio signal relating to a diver in a deep diving environment. The system comprises an input...
US-9,564,145 Speech intelligibility detection
Methods and systems are provided for enhancing speech intelligibility in electronic devices. During outputting of acoustic signal via an electronic device,...
US-9,564,143 Audio coding device, audio coding method, audio coding program, audio decoding device, audio decoding method,...
An audio signal transmission device for encoding an audio signal includes an audio encoding unit that encodes an audio signal and a side information encoding...
US-9,564,142 Method and apparatus for encoding and decoding noise signal
Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral...
US-9,564,141 Harmonic bandwidth extension of audio signals
A method includes separating, at a device, an input audio signal into at least a low-band signal and a high-band signal. The low-band signal corresponds to a...
US-9,564,140 Systems and methods for encoding audio signals
Some embodiments relate to techniques for encoding an audio signal represented by a plurality of frames including a first frame. The techniques include using at...
US-9,564,139 Audio data hiding based on perceptual masking and detection based on code multiplexing
A spread spectrum data hiding for audio signals is described. A set of pseudo-random noise sequences is added to an audio signal according to a data to be...
US-9,564,138 Method and device for processing audio signal
The present invention relates to a method and device for encoding or decoding an object audio signal or rendering the object audio signal in a three-dimensional...
US-9,564,131 Low power integrated circuit to analyze a digitized audio stream
Examples disclose a low power integrated circuit to receive and digitize an audio stream. Further, the examples provide the low power integrated circuit to...
US-9,564,128 Controlling a speech recognition process of a computing device
Methods, systems and devices are provided for controlling a speech recognition process on a computing device. A computing device may receive audio signals from...
US-9,564,123 Method and system for building an integrated user profile
A system and method are provided for adding user characterization information to a user profile by analyzing user's speech. User properties such as age, gender,...
US-9,564,117 Limiting peak audio power in mobile devices
Systems and methods of limiting peak audio power in mobile devices may include a high pass filter and a burst module to detect a burst load condition in a...
US-9,563,986 Systems and methods for multi-signal fault analysis
Systems and methods for multi-signal fault analysis are described. The system receives signal message information, over a network, from a collection device...
US-9,563,699 System and method for matching a query against a broadcast stream
A method for matching a query against a broadcast stream includes receiving one or more broadcast streams, from which it generates and stores an audio...
US-9,562,970 Proximity detecting apparatus and method based on audio signals
An apparatus includes at least one processor and at least one memory including computer code. The at least one memory and the computer code are configured with...
US-9,562,964 Systems and methods for tracking a user's location
Techniques for tracking a current location of a user are described. According to various embodiments, an ambient noise signal proximate to a user device is...
US-9,561,449 LED lighting device and wireless speaker
The present invention provides an LED lighting device and a wireless speaker system. The LED lighting device includes an LED power supply circuit configured to...
US-RE46,302 Apparatus and method for interfacing between A/V system and portable device
An interface apparatus and method for transmission and reception of a control signal and a digital stream between an audio/video (A/V) system and a digital data...
US-9,560,466 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....
US-9,560,465 Digital audio filters for variable sample rates
Various exemplary embodiments relate to a method and apparatus for processing audio signals to influence the reproduction of the audio signals. The apparatus...
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