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Searching: audio signal





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Patent # Description
US-8,194,143 Digital camera apparatus and recording method thereof
A camera apparatus for encoding a video signal received from a photographing means in MPEG video format or equivalent format, encoding an audio signal received...
US-8,193,771 Battery tester
A battery tester determines a remaining level of charge of a battery mounted within a separate electronic device having an audio jack. The battery tester...
US-8,192,473 Phototherapy apparatus for hair, scalp and skin treatment
A wearable hands-free apparatus for providing phototherapy treatment to a number of hair, scalp and skin related conditions includes a head unit (e.g., a...
US-8,191,096 Control device and method for channel searching in image display device
Provided are a system and a method for channel searching in an image display device. When there are requests for channel searching and setting with respect to a...
US-8,190,680 Method and system for synchronization of digital media playback
A system and method for synchronizing digital media playback at multiple digital media playback devices interconnected on a network is provided. A digital media...
US-8,190,627 Machine assisted query formulation
Architecture for completing search queries by using artificial intelligence based schemes to infer search intentions of users. Partial queries are completed...
US-8,190,438 Targeted audio in multi-dimensional space
In general, the subject matter described in this specification can be embodied in methods, system, and program products for providing sound from multiple audio...
US-8,190,435 System and methods for recognizing sound and music signals in high noise and distortion
A method for recognizing an audio sample locates an audio file that most closely matches the audio sample from a database indexing a large set of original...
US-8,190,217 Dual mode electronic headset with local and remote focused microphones
An electronic headset for a user, the headset including a housing; a first microphone to receive a first audio input provided by the user; a second microphone...
US-8,190,212 User-selectable headset equalizer for voice calls
A method of providing a user interface on a mobile device for enabling a user to select acoustic equalizer settings for voice call downlink audio signals, the...
US-8,190,178 Cellular phone and mobile switching controller
In a case where a cellular phone exists outside a WOS system service area, the cellular phone receives a not-connectable signal and an audio message from a...
US-8,190,095 RF audio distribution system including IR presence detection
A wireless communication access point is provided with an infrared beacon transmitter to signal a connection request to a portable wireless device, such as a...
US-8,189,987 Digital multimedia reproducing apparatus and method of providing digital multimedia broadcasting in the digital...
A digital multimedia reproducing apparatus capable of receiving and providing digital multimedia broadcasting (DMB) in addition to reproducing moving pictures...
US-8,189,849 Movable speaker covering
A speaker cabinet includes at least one speaker contained in the speaker cabinet, and a speaker covering shrouding the at least one speaker, wherein the speaker...
US-8,189,837 Hearing system with enhanced noise cancelling and method for operating a hearing system
The hearing system (1) comprises a filtering unit (6) for improving a signal-to-noise ratio of an S+N-audio signal (S+N) composed of a desired audio signal (S)...
US-8,189,834 Device and method for generating a filtered activity pattern, source divider, method for generating a debugged...
A device for generating a filtered activity pattern based on a first activity pattern at an auditory model of a first ear and a second activity pattern at an...
US-8,189,833 Hearing aid and a method of processing input signals in a hearing aid
A hearing aid comprises two microphones, directional processing means for combining the respective audio signals to form a spatial signal, a beamformer for...
US-8,189,831 Hearing aid having an audio signal generator and method
The invention relates to a hearing aid having an audio signal unit which is operatively connected to a sound generator and generates an audio signal which has...
US-8,189,827 Multi-channel audio panel
A method and apparatus for providing improved intelligibility of contemporaneously perceived audio signals. Differentiation cues are added to monaural audio...
US-8,189,817 System for amplifiers with low distortion and low output impedance
System for pulse-width-modulated class D audio amplifiers. In one preferred embodiment an adder is described to generate a difference signal responsive to an...
US-8,189,816 Computer controlled amplifier and speaker system with power conservation feature
A computer controlled amplifier and speaker system includes a power conservation feature allowing ready adaptation to a variety of consumer vehicles, audio...
US-8,189,815 Microphone circuit
A microphone circuit includes a signal generating module, a filtering module, a transmitting module and a switch module. The signal generating module transforms...
US-8,189,812 Bass boost filtering techniques
Bass frequencies of audio can be boosted using various techniques and tools. The described techniques and tools can be applied separately or in combination. For...
US-8,189,811 System and method for processing audio signals
An audio signal is processed by passing it through a speaker, the cone of which is mechanically connected to a moving sleeve. A coil is wrapped around the...
US-8,189,809 Audio device for improved sound reproduction
An audio device includes a first audio path with a loudspeaker for reproducing an audio signal, and a second audio path. The second audio path includes in...
US-8,189,802 Digital filtering in a Class D amplifier system to reduce noise fold over
An improved power amplifier system is provided. The power amplifier system includes a programmable digital filter and a power amplifier, each responsive to a...
US-8,189,799 System for active noise control based on audio system output
An active noise control (ANC) system is configured to generate at least one anti-noise signal configured to drive a speaker to generate sound waves to...
US-8,189,798 Method and system for controlling a maximum signal level output to headphones coupled to a wireless device
A method for controlling a maximum signal level output to headphones of a wireless device is provided. The method includes: determining an impedance of the...
US-8,189,780 Content protection system
The digital broadcast receiver comprises: a signal input unit for receiving a received broadcast wave; a demodulation unit for demodulating the broadcast wave;...
US-8,189,753 Distributed intercom system with audio bus
A distributed intercom system that interconnects a hub and various keypad and door zone units having microphones and/or speakers via CAT5 or similar cable...
US-8,189,744 Dynamic hearing/voice carry over for global text telephony
A system and method for controlling a telecommunications device capable of text telephone, and voice carry over or hearing carry over operation where transition...
US-8,189,602 Audio network system
A plurality of partial networks can work independently from each other, and each partial network connects together several nodes including a connection node for...
US-8,189,492 Error recovery in an audio-video multipoint control component
Architecture for enabling a communications endpoint to quickly recover from a packet loss, reducing duration of a signal dropout. A communications component...
US-8,187,174 Detection of when a capsule camera enters into or goes out of a human body and associated operations
A method for detecting a capsule camera entering into or exiting the GI tract, includes (a) taking a first test image under the condition that an illumination...
US-8,185,925 Digital broadcasting system and method of processing data in the digital broadcasting system
A digital broadcasting system and a data processing method are disclosed. A receiving system of the digital broadcasting system includes a baseband processor, a...
US-8,185,403 Method and apparatus for encoding and decoding an audio signal
A method and apparatus for encoding and decoding an audio signal are provided. The present invention includes receiving an audio signal including a downmix...
US-8,185,381 Unified filter bank for performing signal conversions
A unified filter bank for performing signal conversions may include an interface that receives signal conversion commands in relation to multiple types of...
US-8,185,222 Wireless audio adapter
An adapter for receiving a wireless digital signal that includes an audio signal and audio metadata concerning the audio signal from a portable electronic...
US-8,185,079 Frequency estimation immune to FM clicks
An apparatus for reducing audio clicks in frequency modulated radio system includes a receiver for receiving a frequency modulated (FM) signal, and a processor...
US-8,185,042 Apparatus and method of improving sound quality of FM radio in portable terminal
Provided are an apparatus and a method of improving the sound quality of an FM radio signal in a portable terminal. The apparatus includes: an FM radio module...
US-8,184,849 Error processing of steganographic message signals
A form of error processing is used to decode steganographic messages embedded in image and audio signals in the presence of distortion, which tends to introduce...
US-8,184,836 Audio apparatus
An audio apparatus inputs audio signals oriented toward a plurality of positions to speakers which output sound toward the respective positions with narrow...
US-8,184,834 Controller and user interface for dialogue enhancement techniques
A plural-channel audio signal (e.g., a stereo audio) is processed to modify a gain (e.g., a volume level or loudness) of an estimated dialogue signal (e.g.,...
US-8,184,833 Electrostatic speaker arrangement for a mobile device
A speaker is integrally formed with a multi-layered printed circuit board. The printed circuit board includes a flexible membrane layer with a conductive...
US-8,184,831 Audio playing systems
An audio playing system is provided comprising a first processing module, a second processing module, a control module, an output module, and a displaying...
US-8,184,830 Audio amplifier with simplified electrical isolation
A power amplifier that can provide electrical isolation between an input signal and an amplified output signal avoids isolation between the amplifier output and...
US-8,184,825 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-8,184,823 Headphone device, sound reproduction system, and sound reproduction method
Disclosed herein is a headphone device, including: a sound pickup section configured to pick up an external sound; a directivity setting section configured to...
US-8,184,822 ANR signal processing topology
An ANR circuit, possibly of a personal ANR device, incorporates an signal processing topology to support the provision of feedback-based ANR, feedforward-based...
US-8,184,817 Multi-channel acoustic signal processing device
Provided is a multi-channel acoustic signal processing device by which loads of arithmetic operations are reduced. The multi-channel acoustic signal processing...
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