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Searching: audio signal





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Patent # Description
US-9,177,547 System and method for processing speech to identify keywords or other information
A system and method are provided for performing speech processing. A system includes an audio detection system configured to receive a signal including speech...
US-9,177,461 Portable fluid level alarm system
A portable solar-powered fluid level alarm system which uses a fluid level sensor electrically connected to electronic controls in a control box. The control...
US-9,177,436 Method and apparatus for modifying gaming machines to provide supplemental or modified functionality
An apparatus and method for modifying the functionality of a legacy gaming device is disclosed. The apparatus uses a second processor communicatively coupled...
US-9,176,705 Uplink transmission device and method for audio signal via audio interface
Uplink transmission device and method for an audio signal via an audio interface are provided. In the device, a first pin of the audio interface is connected to...
US-9,176,542 Accelerometer-based touchscreen user interface
A CE device for, e.g., displaying the time can incorporate an accelerometer to provide various features and enhancements. For example, tilting of the housing as...
US-9,173,048 Method and system for generating a matrix-encoded two-channel audio signal
In some embodiments, a method for generating a matrix-encoded two-channel audio signal in response to a horizontal B-format signal by performing a mixing...
US-9,173,045 Headphone response optimization
Optimized sound waves presented to the listener by headphones, notwithstanding differences in ear geometry and headphone positioning. A test signal causes an...
US-9,173,041 Enhancing perception of frequency-lowered speech
Among other things, a sound processing device system is disclosed to assist a hearing-impaired human listener recognize speech sounds or phonemes. The device...
US-9,173,032 Methods of using head related transfer function (HRTF) enhancement for improved vertical-polar localization in...
A method of enhancing vertical polar localization of a head related transfer (HRTF). The method includes splitting an audio signal and generating left and right...
US-9,173,028 Speech enhancement system and method
A system for speech enhancement in a room having a directional lapel microphone arrangement for capturing an audio signal from a speaker's voice; audio signal...
US-9,173,027 Systems and methods for protecting a speaker
In accordance with embodiments of the present disclosure, systems and methods may include a controller configured to be coupled to an audio speaker, wherein the...
US-9,173,022 Acoustic transducer
An acoustic transducer (104) is shown, which may be configured as either a loudspeaker or a microphone. The acoustic transducer includes a magnet system (401),...
US-9,173,020 Control method of sound producing, sound producing apparatus, and portable apparatus
A control method of sound producing, sound producing apparatus, and portable apparatus are provided. The control method of sound producing is for a portable...
US-9,173,016 Headset
There is provided a headset, in particular an aviation headset, having an input for receiving audio signals, an audio storage means for at least temporarily...
US-9,172,901 Techniques for localized perceptual audio
Audio perception in local proximity to visual cues is provided. A device includes a video display, first row of audio transducers, and second row of audio...
US-9,172,817 Communication system
An echo component of a first signal received at an audio input device is removed. A second signal is output from an audio output device. The echo component in...
US-9,172,816 Echo suppression
An echo path of the echo in a received audio signal is modelled using an adaptive model to determine an adaptive model estimate of the echo. The adaptive model...
US-9,172,780 Extended function audio connectors
A telecommunications device capable of performing a plurality of functions in addition to telecommunications functions is disclosed. The telecommunications...
US-9,172,644 System and method for automatically adapting audio packet marking in a packet network
Disclosed herein are systems, methods, and computer-readable storage media for managing a packet network to deal with a problem of dropped audio packets. A...
US-9,172,536 Audio communication based electronic signature system and method thereof
An audio communication based electronic signature system and a method thereof are provided. The system includes: an audio smart key device including an...
US-9,172,479 Processor for an FM signal receiver and processing method
A processing unit for processing a multi-channel audio signal has a delay element (40) for delaying an FM sum signal (sum) and a converter arrangement (T) for...
US-9,172,417 Power management for a battery-powered handheld audio device
A method for managing power of a battery powered handheld audio device by receiving an indicia of signal quality for a received continuous-time radio signal....
US-9,172,394 Signal conversion system and method
A signal conversion system and method for converting an input signal to a pulse width modulated signal is disclosed. The signal conversion system includes a...
US-9,172,346 Numeric audio signal equalization
A method for configuring an electronic device having an equalizer suited for processing a numeric audio signal according to an objective equalization improves...
US-9,172,343 Volume adjustment based on user-defined curve
In some implementations, a user can specify an audio control curve for an audio track. The audio track can include an audio signal that is sampled at a...
US-9,171,552 Multiple range dynamic level control
An audio-based system may perform dynamic level adjustment by detecting voice activity in an input signal and evaluating voice levels during periods of voice...
US-9,171,548 Methods and systems for speaker identity verification
A system for confirming that a subject is the source of spoken audio and the identity of the subject providing the spoken audio is described. The system...
US-9,171,538 Method and system for reducing impulsive noise disturbance
FM and AM receivers in car environments require a noise blanker circuit or method to reduce the audible disturbances generated by impulse noise, such as...
US-9,170,981 Adaptive isochronous USB audio to RF communication device
A method of and a system for synchronizing isochronous audio data frames provided by a USB interface to a clock of a wireless RF communication device is...
US-9,168,022 Abdominal sonar system and apparatus
An abdominal sonar includes an ultrasound transducer array with a plurality of ultrasound transducers. The abdominal sonar further includes at least one...
US-9,168,017 Ambient noise canceling physiological acoustic monitoring system and method
The present invention is an ambient noise canceling physiological acoustic monitoring system and method. The system and method utilizes a plurality of...
US-9,167,367 Optimized low-bit rate parametric coding/decoding
A parametric coding method and apparatus are provided for coding a multichannel digital audio signal. The method includes a coding step for coding a signal from...
US-9,167,355 System and method for in-situ evaluation of an implantable hearing instrument actuator
A system for in-situ evaluation of the performance of an actuator of a hearing instrument to be implanted in a middle ear cavity of a patient and to be...
US-9,167,342 Echo suppression
Method, user device and computer program product for suppressing echo. An audio signal is output from a speaker. A microphone receives an audio signal, wherein...
US-9,167,340 Apparatus and methods for limiting sound volume
Exemplary embodiments or implementations are disclosed of methods, apparatus, and systems for a volume limiter circuit. A rectifier sub-circuit is configured to...
US-9,167,339 Hearing damage limiting headphones
A device includes an input for receiving an audio signal, a speaker to convert the audio signal into an audible sound, and a memory for storing remediation...
US-9,167,332 Electronic device and method for measuring electric current of external electronic devices using the electronic...
A portable electronic device and method for measuring electric current of an external electronic device by the portable electronic device are provided. The...
US-9,167,242 Sensor measurement system and method
Systems and methods for using sensors with electronic devices are described. In one embodiment, a resistive-type sensor, such as a force sensor, is connected...
US-9,167,178 Method for controlling a device for distribution of signals
A method is proposed for controlling a device for distribution of audio, video, data and control signals. The device has a number of inputs and outputs, which...
US-9,167,086 Bluetooth headset with audio recording capabilities
Wireless headsets with audio recording capabilities are disclosed. The wireless headsets with audio recording capabilities can include a microphone for...
US-9,167,067 Motor vehicle noise management
A device and method that is configured to control the operation of a motor vehicle cabin active sound management (ASM) system that uses an ASM controller to...
US-9,167,057 Dual-mode encoder, system including same, and method for generating infra-red signals
A dual-mode encoder. The encoder includes a logic device. The logic device includes a first input terminal for receiving a signal associated with an audio...
US-9,167,023 Power measurement circuit
A system for power measurement in an electronic device includes a sensing unit, an analog-to-digital converter (ADC) and a controller. The sensing unit senses...
US-9,166,876 Power communications monitor for power line carrier and audio tone communication systems
An apparatus for monitoring and measuring analog signal levels, current and reflected power (SWR) in an electric utility substation environment. The apparatus...
US-9,166,816 Network system and audio signal processor
In the case of forming an audio network system in which a plurality of processors each having two sets of transmission I/Fs and reception I/Fs are connected and...
US-9,166,716 Automatic rollover to streamed radio
In view of the above, a radio player is provided. In an example implementation, the radio player includes a radio signal receiver configured to receive a radio...
US-9,166,699 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...
US-9,166,647 Expandable device for wireless audio input
An expandable device for wireless audio input is provided in the present invention. The expandable device for wireless audio input is compatible with an audio...
US-9,166,563 Asynchronous sample rate converter
An asynchronous sample rate converter and method for converting an input signal to a resampled output signal is disclosed. An efficient and cost-effective...
US-9,166,547 Electronic device and method for adjusting volume levels of audio signal outputted by the electronic device
An electronic device includes an audio sensor, an audio output unit, a pulse width modulation (PWM) unit connected to the audio output unit, and a control chip....
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