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Searching: audio signal





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Patent # Description
US-8,290,172 Multi-source distributed audio amplification and control system for structured wiring systems
Various embodiments of the invention are directed toward a multi-zone audio distribution, amplification, and control system for use with structured wiring...
US-8,290,169 Time shifted harmonics generator
An electrical signal derived from an audio source is passed through an amplifier and is then divided into two discrete signal paths. The signal traveling along...
US-8,290,168 Audio broadcast processing method
An audio broadcast processing method includes a plurality of steps. One step involves processing an audio broadcast having at least one occurrence of signal...
US-8,290,167 Method and apparatus for conversion between multi-channel audio formats
An input multi-channel representation is converted into a different output multi-channel representation of a spatial audio signal, in that an intermediate...
US-8,289,990 Low-power reconfigurable hearing instrument
A reconfigurable processing unit for a digital hearing instrument includes an IS processor module, a plurality of processing units and a crosspoint switch...
US-8,289,157 Emergency notification device and system
An audio warning monitoring device, system and method including an audio detector, one or more audio screens to determine if monitored sound is an alarm, a...
US-8,288,641 Portable hand-held music synthesizer and networking method and apparatus
The apparatus involves a hand-held housing with a memory for storing coded audio event data, a mechanism for downloading into the memory coded audio event data...
US-8,287,314 Audio jack connector
An audio jack connector includes an insulating housing, signal terminals and a ground terminal. The insulating housing defines an insertion hole extending...
US-8,286,875 Apparatus and method for commercial transactions using a communication device
An apparatus for commercial transactions using a transaction card via a communication device in audio communication with a remote processor assembly is...
US-8,286,211 Wireless audio and video signal transmitting and receiving system
A wireless audio and video signal transmitting and receiving system includes a transmitting assembly including having a first logic circuit, an input for...
US-8,285,558 Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
Systems and methods are provided for ultra-low latency decompression for a general-purpose audio input signal. In accordance with one implementation, a...
US-8,285,556 Apparatus and method for encoding/decoding signal
An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes extracting a three-dimensional (3D) down-mix...
US-8,285,555 Method, medium, and system scalably encoding/decoding audio/speech
A method, medium, and system scalably encoding/decoding audio/speech. The method includes splitting an input signal into a low frequency band signal that is...
US-8,285,554 Method and system for dynamic aliasing suppression
A method of for aliasing suppression in a sub-band speaker-phone system, comprising receiving an analog audio signal from a near end analog audio input...
US-8,285,547 Audio font output device, font database, and language input front end processor
An audio font output device is disclosed that is able to effectively convert characters or text into an audio signal recognizable by the acoustic sense of human...
US-8,285,543 Circular frequency translation with noise blending
An audio signal is conveyed more efficiently by transmitting or recording a baseband of the signal with an estimated spectral envelope and a noise-blending...
US-8,285,406 Audio processor
An audio processor is provided which includes a digital signal processor for processing a digital audio data in an inputted digital audio file and a digital...
US-8,285,385 High accuracy tonotopic and periodic coding with enhanced harmonic resolution
Generating electrode stimulation signals for an implanted electrode array is described. An acoustic audio signal is processed to generate band pass signals...
US-8,285,383 Directional sound processing in a cochlear implant
A cochlear implant implementing a directional sound processing system is provided. Specifically, the cochlear implants implementing the present invention...
US-8,285,343 Wireless headset having improved RF immunity to RF electromagnetic interference produced from a mobile wireless...
A wireless headset has improved immunity to RF electromagnetic interference produced from wireless communications devices. A headset body is adapted to be worn...
US-8,285,208 Systems and methods for noise cancellation and power management in a wireless headset
This includes systems and methods for noise cancellation and power management in a wireless headset. The wireless headset can perform noise cancellation by...
US-8,284,975 Method of outputting audio signal and mobile communication terminal using the method
A mobile communication terminal includes a receiver converting an audio signal outputted from the mobile communication terminal into an audible sound; a coupler...
US-8,284,971 Logarithmic compression systems and methods for hearing amplification
Embodiments of the invention provide an amplifier including a gain control circuit having a gain measurement circuit as part of a feedback loop. The gain...
US-8,284,963 Method and apparatus for diminishing mismatch effects between switched signals
A circuit for diminishing mismatch effects between at least two switched signals includes at least three processing circuits configured to receive at least two...
US-8,284,962 Electronic bass instrument tube preamplifier
An Electronic bass register musical instrument tube preamplifier includes an in line signal pre-amplification device in a Class A audio amplifier configuration....
US-8,284,960 User adjustable volume control that accommodates hearing
A method for processing audio signals optimizes the listening experience for hearing impaired listeners, as well as non-hearing impaired listeners, without...
US-8,284,959 Method and an apparatus for processing an audio signal
An apparatus for controlling a volume of an audio signal and method thereof are disclosed, by which a volume of an input signal can be controlled by using a...
US-8,284,958 Increased dynamic range microphone
Disclosed herein are apparatus, method, and computer program product whereby a device receives an acoustic signal, where the acoustic signal has a variable...
US-8,284,957 Method and apparatus for stereo enhancement of an audio system
A processing apparatus which is suitable for signal communication with a system having at least one of an input module and an output module. The processing...
US-8,284,956 Method and system for enhancing bass effect in audio signals
The quality of music output from audio systems is improved by simulating the effect of low frequency signals in the human ear. This thus allows listeners to...
US-8,284,955 System and method for digital signal processing
The present invention provides methods and systems for digitally processing audio signals. Some embodiments receive an audio signal and converting it to a...
US-8,284,954 BTSC encoder
The disclosed BTSC encoder includes a left high pass filter means for receiving a digital left channel audio signal and for digitally high pass filtering the...
US-8,284,951 Enhanced audio recording for smart pen computing systems
In a pen-based computing system, a pair of microphones captures audio concurrently with a smart pen device capturing handwriting gestures. The audio captured by...
US-8,284,950 Vehicle remote control interface for controlling multiple electronic devices
An interface device for interconnecting fixed controls of a vehicle to electronic devices. The interface device is capable of receiving control signals from...
US-8,284,946 Binaural decoder to output spatial stereo sound and a decoding method thereof
A binaural decoder for an MPEG surround stream, which decodes an MPEG surround stream into a stereo 3D signal, and a decoding method thereof. The method...
US-8,284,713 Wireless audio systems and related methods
Systems and methods are provided to facilitate the distribution of audio signals over wireless networks. In one implementation, an audio system includes a head...
US-8,284,323 Video audio processing device and standby and return method thereof
In a video audio processing device, a signal processing block (11, 12) includes an instruction memory (111, 121) and performs signal processing in accordance...
US-8,284,310 Delay matching in audio/video systems
An audio/video system comprises an audio signal processing path having an audio path delay and a video signal processing path having a video path delay. The...
US-8,284,086 Device and method for the transmission and reception of high fidelity audio using a single wire
An audio device (200) includes a first and second ICs (210) and (250) and a substrate (205). The first IC includes a sigma-delta, A/D converter (218) operable...
US-8,284,042 System and method of vehicle passenger detection for rear seating rows
A system for detecting a passenger in a rear seating row of a vehicle and alerting an occupant of a vehicle when a passenger safety device in a rear row is not...
US-8,283,547 Scheme for providing audio effects for a musical instrument and for controlling images with same
A method for use with a musical instrument includes receiving a signal representative of a sound produced by the musical instrument, receiving a selection of an...
US-8,281,998 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
US-8,281,137 Method and apparatus for determining whether or not a reference pattern is present in a received and possibly...
Many watermarking systems make use of correlation for calculating a detection metric, which means that several reference patterns are generated at encoder side...
US-8,280,744 Audio decoder, audio object encoder, method for decoding a multi-audio-object signal, multi-audio-object...
An audio decoder for decoding a multi-audio-object signal having an audio signal of a first type and an audio signal of a second type encoded therein is...
US-8,280,743 Channel reconfiguration with side information
During production, at least one audio signal is processed in order to derive instructions for channel reconfiguring it. The at least one audio signal and the...
US-8,280,730 Method and apparatus of increasing speech intelligibility in noisy environments
A method (400, 600, 700) and apparatus (220) for enhancing the intelligibility of speech emitted into a noisy environment. After filtering (408) ambient noise...
US-8,280,540 Multimedia playing system and time-counting method applied thereto
A multimedia playing system includes an audio outputting device and a multimedia player. The audio outputting device includes a connecting plug and a distance...
US-8,280,538 System, medium, and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information...
US-8,280,449 Audio usage detection
An audio handling device comprising: a source of audio data; a microphone; a loudspeaker; a transmitter for transmitting audio data; modification means for...
US-8,280,340 Clock generation for integrated radio frequency receivers
Systems of clock generation for integrated radio frequency receiver. In an integrated radio frequency receiver, a mixer is often used to down convert the...
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