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Searching: audio signal





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Patent # Description
US-8,064,361 Information transmitting apparatus and method, information receiving apparatus and method, information...
An original blanking period of a video signal is shortened to a set blanking period, and audio data is multiplexed into a resulting superimposing period. Table...
US-8,063,989 Television broadcast signal receiving apparatus
A television broadcast signal receiving apparatus includes a receiving unit, a control unit and a display control unit. The receiving unit is configured to...
US-8,063,928 Videophone system and method
System and method for providing personal videotelephony in which a plurality of videophones are connected to a communications network that is configured for...
US-8,063,905 Animating speech of an avatar representing a participant in a mobile communication
Animating speech of an avatar representing a participant in a mobile communication including selecting one or more images; selecting a generic animation...
US-8,063,882 Generating audio signals based on input device position
A computer input device and computer system are provided that determine if the input device is at an edge of a pattern on a working surface based on an image of...
US-RE42,949 Stereophonic audio signal decompression switching to monaural audio signal
.[.A communication system for sending a sequence of symbols on a communication link. The system includes a transmitter for placing information indicative of the...
US-8,060,938 Proprietary portable audio player system for protecting digital content copyrights
A proprietary portable audio player system for protecting digital content copyrights, which includes a proprietary portable audio player, a web access...
US-8,060,375 Adapting masking thresholds for encoding a low frequency transient signal in audio data
An improved audio coding technique encodes audio having a low frequency transient signal, using a long block, but with a set of adapted masking thresholds. Upon...
US-8,060,374 Slot position coding of residual signals of spatial audio coding application
Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The...
US-8,060,363 Audio signal encoding
For an audio coding, noise suppression is applied to an original audio signal to obtain an audio signal with reduced noise. A coding mode is selected based on...
US-8,060,362 Noise detection for audio encoding by mean and variance energy ratio
The techniques described are utilized for detection of noise and noise-like segments in audio coding. The techniques can include performing a prediction gain...
US-8,060,361 Communication device with a function of audio modulation and method for audio modulation
A method for audio modulation is provided. The method including: obtaining the digital audio signals of the caller in the process of communications; analyzing...
US-8,060,137 Communication apparatus and method
A communication apparatus includes a communication unit, an operation unit, and a recording unit. The communication unit is for communicating with other...
US-8,060,042 Method and an apparatus for processing an audio signal
A signal processing apparatus and method thereof are disclosed. The present invention includes receiving a low frequency downmix signal including a multi...
US-8,060,014 Wireless and dockable audio interposer device
An apparatus meant to be interposed between a wired device and a wireless device gathers information concerning the functions of which each of the wired device...
US-8,059,940 Broadcast receiving apparatus and broadcast receiving method
According to one embodiment, a broadcast receiving apparatus includes a receiving module configured to receive a broadcast signal; a storage configured to store...
US-8,059,846 Switching device for hearing aid
Switching device for hearing aid, whereby a hearing aid casing part is adapted for placement above and behind the ear lobe and encloses a battery and a signal...
US-8,059,837 Audio processing method and system
An audio processing system is provided. The audio processing system comprises a transducer, a gain stage, a capacitor network, and a preamplifier. The...
US-8,059,834 Automatic gain control circuit
A controller 100 updates data LVLm indicative of a level section of an input audio signal and controls a reference level Vr based on a signal CMP representative...
US-8,059,832 Audio signal processing method and apparatus
When an inputted audio signal is outputted from a speaker device having a predetermined input-output characteristic, the predetermined input-output ...
US-8,059,831 Noise processing device and method thereof
A noise processing device and its method are provided for a video/audio system having a high definition multimedia interface (HDMI). The noise processing device...
US-8,059,828 Audio privacy method and system
Provided is a method and system for audio privacy that includes receiving a first sound signal at a microphone proximal to a user's ear, generating a second...
US-8,059,826 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-8,059,806 Method and system for managing a communication session
A method and system for managing a communication session is provided. The communication session is associated with multiple communication devices. The method...
US-8,059,209 Broadcast signal receiving device and method
A broadcast signal receiving device includes a receiving unit, a registering unit and a channel selection unit. The receiving unit receives digital broadcast...
US-8,058,975 Remote control device, in particular a wand having motion detection
An infrared remote control is encapsulated in a plastic moulding and has no physical controlling buttons or virtual touch screen buttons that uses motion to...
US-RE42,928 Method and system for controlling operation mode switching of portable television (TV) phone
A method of controlling switching of an operation mode of a TV phone. The TV phone includes a TV unit that reproduces and outputs a video signal and an audio...
US-8,056,111 Audiovisual (AV) device and control method thereof
According to one embodiment, video image and audio signals are transmitted to a plurality of electronic devices each having at least one of a video image...
US-8,056,104 Control system and user interface for network of input devices
Apparatus, methods, and systems for centrally and uniformly controlling the operation of a variety of devices, such as communication, consumer electronic,...
US-8,056,103 System and method for transcoding signal content
In one embodiment, a method and system for receiving in a set-top-box a signal including a conditionally accessible content and encoded based on a first...
US-8,055,903 Signal watermarking in the presence of encryption
A method is disclosed that enables the transmission of a digital message along with a corresponding information signal, such as audio or video. The supplemental...
US-8,055,899 Systems and methods using digital watermarking and identifier extraction to provide promotional opportunities
The present disclosure relates to processing media content (e.g., video or audio signals). One claim recites a method including: receiving first content...
US-8,055,507 Apparatus and method for processing an audio signal using linear prediction
In one embodiment, the method includes receiving an audio data frame having at least one channel. The channel is subdivided into a plurality of blocks, and at...
US-8,055,506 Audio encoding and decoding apparatus and method using psychoacoustic frequency
Provided is an audio encoding and decoding apparatus and method for improving a compression ratio while maintaining sound quality when sinusoidal waves of an...
US-8,055,505 Audio content digital watermark detection
Digital watermark detection apparatus including detection units which calculate detected values of watermark signals by use of keys for PCM data of channels of...
US-8,055,364 System and method for request, delivery and use of multimedia files for audiovisual entertainment
A personal computer connected to the Internet can receive and store audio and audiovisual data or programming from the Internet. This audio and audiovisual...
US-8,055,363 Multimedia output apparatus and multimedia system comprising the same
A multimedia output apparatus includes an audio port to receive a first audio signal, a connection port to receive a first video signal or both a second video...
US-8,055,362 Recording-and-reproducing apparatus, information transfer-and-management method, and recording medium
A software program of a flash memory loaded into an IC recorder is read and executed by a PC connected to the IC recorder via an external interface and an...
US-8,055,276 Crisis response system including cell jamming device
A crisis response system including a throw module and a command unit connected by a communication cable. The throw module includes at least one covert video...
US-8,055,221 Method of providing video call service in mobile station in a weak signal environment
Improving the audio QoS of a video call service in a weak signal environment is accomplished. To do this, even if data is damaged in a weak signal environment...
US-8,055,118 Audio visual recording and reproducing apparatus
A combination apparatus incorporating a hard disk drive and an optical disc drive (audio-visual recording and reproducing apparatus) stores one or more keywords...
US-8,055,116 Method and system for providing audio-only recording of an audio/video signal
A method for providing audio-only recording is disclosed. According to the method, a combined video stream and an audio stream are received from a source. The...
US-8,055,012 Hiding and detecting messages in media signals
The present invention relates to steganographically hiding messages in media signals such as video and audio signals. In one implementation, a method of...
US-8,054,999 Audio system with varying time delay and method for processing audio signals
The invention regards a method for processing audio signals whereby an audio signal is captured, digitized and processed in the digital domain by a digital...
US-8,054,998 Multichannel amplifier
In a multichannel amplifier according to the present invention, in a case where a headphone is not connected to a headphone output terminal, a switch IC and...
US-8,054,995 System, method and apparatus for adjusting an output of a transducer
A system and method for modulating the sound pressure that is output from an audio transducer is disclosed. In one embodiment, the method includes receiving an...
US-8,054,993 System for automatic compensation of low frequency audio based on human loudness perceptual models
A system for boosting the bass of an audio signal to closely match or mirrors a plurality of Robinson-Dadson loudness curves by interpolating coefficients from...
US-8,054,989 Acoustic correction apparatus and method for vehicle audio system
Disclosed herein is an acoustic correction apparatus and method for vehicle audio systems which is capable of providing optimal sound at a reference level to a...
US-8,054,987 System for wireless audio signal distribution between a plurality of active loudspeakers
Each loudspeaker (10, 10') comprises means, e.g. of the Bluetooth type, for establishing a wireless interface with every other loudspeaker of the system. The...
US-8,054,986 Method and apparatus for computer communication using audio signals
An acoustic communication device includes a computer device having an acoustic transmitter and/or an acoustic receiver. A signal processing module processes...
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