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Searching: audio signal





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Patent # Description
US-8,249,863 Method and apparatus for estimating spectral information of audio signal
An apparatus and method for estimating audio signal spectrum information. The method including the steps of performing a morphological operation on a received...
US-8,249,862 Audio processing apparatuses
An audio processing apparatus is provided. A beamformer receives input signals and processes the input signals to generate a first processed signal. The input...
US-8,249,861 High frequency compression integration
A speech enhancement system that improves the intelligibility and the perceived quality of processed speech includes a frequency transformer and a spectral...
US-8,249,730 Systems and methods for shadowing an HDA codec
Systems and methods for "shadowing" a target codec to provide additional features that are not available in the target codec. In one embodiment, an audio...
US-8,249,674 Portable electronic device
An exemplary portable electronic device includes a main body, a cover member movably connected with the main body, a sensing unit, a signal processing unit, an...
US-8,249,672 Transmission plug and related complex earphone and radio player
A transmission plug for a complex earphone is disclosed. The complex earphone is capable of receiving a broadcast signal and sending out an audio signal. The...
US-8,249,671 Mobile wireless communications device having improved RF immunity of audio transducers to electromagnetic...
A mobile wireless communications device includes a housing and circuit board carried by the housing and having radio frequency (RF) circuitry and a processor...
US-8,249,559 Promotion operable recognition system
Embodiments describe a recognition system that works in conjunction with a subscriber's cellular phone and the network serving the subscriber. According to an...
US-8,249,284 Hearing system and method for deriving information on an acoustic scene
The invention relates to a method for operating a hearing system comprising an input unit, an output unit and a transmission unit operationally interconnecting...
US-8,249,278 Audio signal processing system
In an audio signal processing system, a plurality of audio signal processing apparatuses are previously linked to form a zone, and logically defined as devices...
US-8,249,275 Modulated gain audio control and zipper noise suppression techniques using modulated gain
A modulated gain audio control and zipper noise suppression techniques provide reduction in audible artifacts caused by discrete-valued gain changes. The gain...
US-8,249,274 Audio amplifier with timing circuit to power down bias control and amplifying circuits in sequence
An audio amplifier includes a timing control circuit, an amplifying circuit, and a bias control circuit. The timing control circuit generates a first power down...
US-8,249,272 Audio playback apparatus
An audio playback apparatus is disclosed. The audio playback apparatus processes an audio signal and provides at least one output signal to at least one speaker...
US-8,249,265 Method and apparatus for achieving active noise reduction
A system and method for actively changing the sound perceived by listeners in an audio environment. A single transducer is used as both a sensing microphone and...
US-8,249,263 Method and apparatus for providing audio motion feedback in a simulated three-dimensional environment
Embodiments of the invention provide method, system, and computer readable storage medium for providing an audio motion feedback to a user of a simulated...
US-8,249,118 Method and apparatus for generating information signal to be recorded
A compressively-encoding-resultant video signal resulting from compressively encoding a video signal, a first compressively-encoding-resultant audio signal...
US-8,248,452 Communication method and network display apparatus using the same
A network display apparatus, which is connected to a network and has a thin client function, is used as a monitor of a host device. If audio and video data is...
US-8,248,280 Successive approximation register (SAR) analog-to-digital converter (ADC) having optimized filter
A system such as a mechanically tuned radio can have a signal path to receive and process an incoming radio frequency (RF) signal and to provide the processed...
US-8,248,226 System and method for monitoring security at a premises
Digital audio sensors receive and digitize audio signals and transmit the digitized signals to a central monitoring station for monitoring by an operator. The...
US-8,245,258 Method for providing video telephony using broadcast receiving apparatus
A method for providing video telephony is presented. By the method, a telephone directory of a broadcast receiving apparatus can be updated by receiving a...
US-8,245,252 System, method, and computer program product for selective replacement of objectionable program content with...
A system, method, and computer program product is provided for the selective replacement of objectionable content in a program with less-objectionable material....
US-8,244,546 Singing synthesis parameter data estimation system
There is provided a singing synthesis parameter data estimation system that automatically estimates singing synthesis parameter data for automatically...
US-8,244,537 Audience state estimation system, audience state estimation method, and audience state estimation program
Video signal relative to an imaged audience and audio signal according to voices from the audience are generated in an input unit. A characteristic amount...
US-8,244,535 Audio frequency remapping
An exemplary system and method are directed at receiving an audio signal and process the audio signal into a remapped audio signal based on a plot profile. The...
US-8,244,528 Method and apparatus for voice activity determination
In accordance with an example embodiment of the invention, there is provided an apparatus for detecting voice activity in an audio signal. The apparatus...
US-8,244,527 Audio signature extraction and correlation
A signature is extracted from the audio of a program received by a tunable receiver such that the signature characterizes the program. In order to extract the...
US-8,244,523 Systems and methods for noise reduction
An apparatus is shown for detecting speech in an audio signal obtained from an input device, the audio including speech and noise. The apparatus includes a...
US-8,244,313 Method and electronic device capable of saving power
A method and an electronic device capable of saving power are disclosed. The electronic device includes a power save system, a media player application and an...
US-8,244,182 Electronic device and method for listening to FM radio using a bluetooth device communicating with the...
A method for listening to frequency modulation (FM) radio using a Bluetooth device receives analog audio signals from an FM chip and converts the analog audio...
US-8,244,108 After-recording apparatus
An audio signal is compressively encoded into encoding-resultant audio data. A video signal is compressively encoded into encoding-resultant video data. An...
US-8,244,094 Method and apparatus for replaying a video signal and one or more audio signals related to audio/video data...
Movies are produced in 24 Hz frame frequency and progressive scanning format (denoted 24p) for projection in film theatres, adhering to a worldwide standard for...
US-8,243,977 Media player system, media player, and earphone
An exemplary media player system includes a media player and an earphone. The earphone includes a first earpiece, a second earpiece, a primary volume control...
US-8,243,973 Communication eyewear assembly
A frame assembly worn to maintain at least one transparent eye panel in front of a wearer's eyes. A processor receives an incoming audio signal and wirelessly...
US-8,243,970 Virtual reality sound for advanced multi-media applications
The method and apparatus described herein generates realistic audio for a virtual reality simulation based on the position (location and orientation) of a...
US-8,243,968 Flat-panel television and audio equipment
Disclosed is an audio equipment, comprising: an audio output amplifier and a speaker, with a sound output from the speaker based on an audio signal that is...
US-8,243,964 Piezo speaker pressure sensor
A piezo speaker pressure sensor that includes a bladder and a piezo speaker element. The bladder abuts the piezo speaker element. A pressure may be sensed from...
US-8,243,958 Receiver
The present invention provides a receiver for making an earphone cord of an earphone function as an earphone antenna. The receiver includes a receiver circuit...
US-8,243,957 Audio control apparatus
An audio control apparatus. The audio control apparatus comprises a processing module, an amplification module, and a control module. The processing module...
US-8,243,953 Method and apparatus for identifying a feedback frequency in a signal
A system and method for analyzing a signal to identify one or more candidate frequencies that may have a potential feedback problem. An electronic circuit for...
US-8,243,948 Selector and amplifier device therefor
An amplifier device includes a plurality of input terminals for receiving input signals (e.g. audio signals), a main switch, which switches over the input...
US-8,243,940 Medical device with communication, measurement and data functions
A medical diagnostic and communications apparatus with audio output comprises an electronic processor for processing stethoscope signals and secondary audio...
US-8,243,936 Efficient and scalable parametric stereo coding for low bitrate audio coding applications
The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These...
US-8,243,763 Method and apparatus for generating information signal to be recorded
A compressively-encoding-resultant video signal resulting from compressively encoding a video signal, a first compressively-encoding-resultant audio signal...
US-8,243,762 Method and apparatus for generating information signal to be recorded
A compressively-encoding-resultant video signal resulting from compressively encoding a video signal, a first compressively-encoding-resultant audio signal...
US-8,243,631 Detecting devices in overlapping audio space
Devices are able to identify other devices in a shared audio space (e.g., a room) by emitting a signal and receiving messages from other devices over a data...
US-8,243,208 Selectable audio output configuration
An audio/video apparatus such as a television apparatus includes two or more auxiliary audio inputs (AUX1, AUX2, and AUX3) for receiving respective audio...
US-8,243,207 System and method for activity based configuration of an entertainment system
A command value corresponding to an activity key of a controlling device is associated with a configuration of an entertainment device in which at least one of...
US-8,242,942 System and method to modify a metadata parameter
A method includes receiving digital audio data at an audio adjustment system. The method includes converting a portion of the digital audio data to an analog...
US-8,242,922 Electronic reminder device
A reminder device includes a controller, a switch, and an annunciator. When a user closes the switch, the controller turns on the annunciator for a fixed period...
US-8,242,803 HDMI and displayport dual mode transmitter
A method and apparatus is disclosed that is capable of transmitting video signals and/or audio signals using the HDMI interface standard or the DisplayPort...
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