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Searching: audio signal





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Patent # Description
US-8,754,986 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,754,985 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,754,930 Video transmission device, video display device, video display system, video transmission method and computer...
Provided is a video transmission device that includes: a transmission signal output portion that outputs a video signal that causes two-dimensional video or...
US-8,754,776 Interference detector for patient monitor
A system is disclosed for detecting and calculating the level of ambient and/or environmental noise, such as electromagnetic interference generated by electric...
US-8,754,629 Electrical hazard warning in audio signal probe
An audio tone probe is used by a technician to identify a conductor carrying an applied tracing tone signal. A probe tip is positioned proximate a conductor. A...
US-8,754,353 Solar cell system for outputting an audio signal
Disclosed herein is a solar cell system including: a plurality of power generation panels that differ in the range of wavelengths of light they absorb from each...
US-8,753,292 Method for locating a catheter tip using audio detection
A method for locating a catheter tip within a human body is disclosed. An audio sensor is positioned at a site on the human body. An audio signal is detected by...
US-8,753,166 Audio animation system
In one aspect, the present invention is directed to a system for rendering audio animation, the system comprising: two or more non-biotic figures; an audio...
US-RE44,955 Method and device for packaging audio samples of a non-PCM encoded audio bitstream into a sequence of frames
An audio bitstream is read from a digital video disc DVD for transfer, subsequent to parsing thereof, via an IEC 958 protocolled interface, for use in a...
US-8,751,840 Computer providing motion picture mode and method of setting up system-mode while playing motion pictures
The present invention relates to a computer providing a motion picture mode including at least one storage unit configured to store system state information...
US-8,751,705 Electronic device and audio output method
According to one embodiment, an electronic device including, a display, an audio output module, a transmission module, a first detection module, a second...
US-8,751,246 Audio encoder and decoder for encoding frames of sampled audio signals
An audio encoder adapted for encoding frames of a sampled audio signal to obtain encoded frames, wherein a frame has a number of time domain audio samples,...
US-8,751,245 Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal...
When a frame immediately preceding an encoding target frame to be encoded by a first encoding unit operating under a linear predictive coding scheme is encoded...
US-8,751,225 Apparatus and method for coding signal in a communication system
Provided is an apparatus and method for encoding a voice and audio signal by expanding a modified discrete cosine transform (MDCT) based CODEC to a wideband and...
US-8,751,224 Combined microphone and earphone audio headset having means for denoising a near speech signal, in particular...
The headset comprises: a physiological sensor suitable for being coupled to the cheek or the temple of the wearer of the headset and for picking up non-acoustic...
US-8,751,106 Directional horn and method of use
A directional horn may include at least one group of a plurality of speakers or audio emitters. The audio emitters may each emit and audio signal at a same...
US-8,751,030 Audio player and operating method automatically selecting music type mode according to environment noise
An audio player includes a storage unit storing music type modes and audio files; an input device provided for selecting an automatic switching mode of the...
US-8,751,029 System for extraction of reverberant content of an audio signal
A reverberant characteristic of an acoustic space is superimposed on an audio signal that is received by an apparatus. The apparatus decomposes the audio signal...
US-8,751,028 System and method for enhanced streaming audio
A system and method for enhancement and management of streaming audio is disclosed. In one embodiment, the system provides a client-side decoder that is...
US-8,751,026 Audio data receiving apparatus, audio data receiving method, and audio data transmission and receiving system
An audio data receiving apparatus includes a receiving unit configured to receive audio data sampled in accordance with a first clock signal; a synchronization...
US-8,750,930 Method and system for the configuration of a mobile station baseband circuit for an acoustic accessory
A method and system for the configuration of a mobile station baseband circuit for an acoustic accessory having an identifier, the method comprising the steps...
US-8,750,923 Supplemental information for mobile terminated mobile initiated calling
Availability of a call for a mobile device can be signaled over a data channel; to avoid unnecessary airtime charges, an audio channel for the voice call is...
US-8,750,785 Modular receiving unit
A receiving unit 28 includes a tuner circuit board 104 that receives a satellite signal. The tuner circuit board 104 demodulates and decodes the satellite...
US-8,750,538 Method for enhancing audio signals
A frequency band of an audio input signal is analyzed to determine if a transient is present. When transients are detected, modifications are made to the...
US-8,750,537 Differential microphone circuit
An apparatus for a portable electronic device for receiving a jack of a headset, the jack including a set of lines, the set of lines including at least one...
US-8,750,532 Zoom motor noise reduction for camera audio recording
Zoom motor noise in a camera audio recording is reduced by detecting activity of the zoom motor, transforming a audio signal into the frequency domain during...
US-8,750,531 Active noise cancellation
This document discusses, among other things, systems and methods for active noise cancellation. One example system includes a digital ANC circuit configured to...
US-8,750,529 Signal processing apparatus
A signal processing apparatus is provided. The signal processing apparatus comprises: an inputting section for inputting audio signals on a plurality of...
US-8,750,528 Audio apparatus and audio controller thereof
An audio apparatus is provided. The audio apparatus includes at most one electroacoustic transducer; and an audio controller, coupled to the electroacoustic...
US-8,750,526 Dynamic bandwidth change detection for configuring audio processor
Provided are systems and methods for dynamic detection of changes in signal bandwidth associated with audio samples received by a communication device during...
US-8,750,525 Method to maximize loudspeaker sound pressure level with a high peak to average power ratio audio source
A system is provided to protect a loudspeaker (144) by controlling a level of an applied audio signal. A control signal is generated by applying an input audio...
US-8,750,524 Audio signal processing device and audio signal processing method
When a correlation between an L channel and an R channel of a reproduction-target sound source is considerably high, virtual sound obtained from a reproduction...
US-8,750,493 Method and system for stereo echo cancellation for VoIP communication systems
An exemplary embodiment of the present invention is directed toward a method and system for cancelling line echo in the presence of a known secondary audio...
US-8,750,295 Embedded audio routing switcher
An embedded-audio routing switcher includes an input configured to receive digital input signals. The digital input signals include video with embedded audio....
US-8,749,716 Methods and apparatus for dynamic volume punch-through
Methods and apparatus for dynamic volume punch through in a home entertainment system that includes a client device that receives programming signals coupled to...
US-8,749,705 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,749,611 Video conference system
A video conference system built in an internet protocol (IP) network is provided. The system has: a multimedia capturing unit configured to photograph and...
US-8,749,394 System and method for efficiently generating audible alarms
Various inventive features are disclosed for efficiently generating regulation-compliant audible alerts, including but not limited to 520 Hz square wave...
US-8,749,095 Uninterruptible power supply system and power management method thereof suitable for audio visual apparatus
An uninterruptible power supply system (UPS) and a power management method thereof suitable for an audio visual apparatus are provided. The uninterruptible...
US-8,748,724 Apparatus and method for generating effects based on audio signal analysis
Inventive methods and apparatuses for causing one or more effects to be generated based on analysis of an audio signal are disclosed. The apparatuses may be...
US-8,745,679 Method for allocating channel resources in a broadband access system during data transfer including multimedia data
Invention refers to methods of data transfer, in particular--for transferring of multimedia data to user's stations with two-sided mode, for example--when user...
US-8,744,863 Multi-mode audio encoder and audio decoder with spectral shaping in a linear prediction mode and in a...
A multi-mode audio signal decoder has a spectral value determinator to obtain sets of decoded spectral coefficients for a plurality of portions of an audio...
US-8,744,860 Apparatus and method for providing messages in a social network
A system that incorporates teachings of the present disclosure may include, for example, a server including a controller to receive audio signals and content...
US-8,744,843 Multi-mode audio codec and CELP coding adapted therefore
In an embodiment, bitstream elements of sub-frames are encoded differentially to a global gain value so that a change of the global gain value results in an...
US-8,744,842 Method and apparatus for detecting voice activity by using signal and noise power prediction values
A robust method and apparatus to detect voice activity based on the power level of an audio frame. The method may include performing primary active/non-active...
US-8,744,841 Adaptive time and/or frequency-based encoding mode determination apparatus and method of determining encoding...
An adaptive time/frequency-based encoding mode determination apparatus including a time domain feature extraction unit to generate a time domain feature by...
US-8,744,606 Receiving device and a method for playback in a mobile receiver
A receiving device for mobile reception of a receive signal including an audio signal associated with a currently received piece of music, and a method for...
US-8,744,524 User interface tone echo cancellation
A multi-function communications device has a processor that generates a user interface audible tone signal. The device also has a downlink digital signal...
US-8,744,517 Mobile terminal with the function of wired communication
A mobile terminal is provided including: a fixed network access control module for connecting the terminal with an analog user line and notifying the central...
US-8,744,337 Apparatus and methods of enhancing radio programming
Apparatus and methods enhancing radio programming include receiving a broadcast radio transmission at a communication device. The broadcast radio transmission...
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