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Searching: audio signal





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Patent # Description
US-7,835,621 Encoding controlling apparatus and encoding system
An encoding controlling apparatus is disclosed which includes: offset holding means for holding an offset equivalent to a time period by which to start encoding...
US-7,835,539 Electroacoustic transducer using diaphragm and method for producing diaphragm
An electroacoustic transducer has a cup chamber and a diaphragm made of deformable electrostrictive polymer, which is attached to an opening of the chamber. The...
US-7,835,534 Battery charging jobsite lunchbox
A preferred embodiment of portable lunchbox equipment that is particularly useful at construction and other jobsites is disclosed which provides important...
US-7,835,311 Voice-activity detection based on far-end and near-end statistics
Methods and apparatus of managing a communication system, wherein a decision regarding a level of activity at a first end is made based at least in part on the...
US-7,834,937 Digital IF demodulator
A digital IF demodulator includes an analog-to-digital (A/D) converter that receives an analog IF signal and converts it to a digital IF signal. A parallel...
US-7,834,740 Audible command method for handing off messages between two appliances
A method for receiving messages in an appliance such as a clock radio modified to retrieve messages from a remote computer, converting the retrieved messages...
US-7,834,702 Efficient power amplifier
A dynamic power supply for N amplifiers includes first and second power boost circuits which temporarily boost the positive or negative power supply rail,...
US-7,834,699 Audio compensation method and audio apparatus with class AB power amplifier
An audio apparatus is provided, receiving a reference voltage and an input signal to generate an output signal. In the audio apparatus, a compensation circuit,...
US-7,833,067 Audio-video signal plug
An audio-video signal plug includes a shaft assembly comprising a shaft body, a shaft carried by the shaft body and a quick disconnect blade connector carried by...
US-7,833,066 Earphone jack device and portable electronic device employing the same
A portable electronic device includes an earphone jack device for connecting a plug of an earphone and a main circuit board. The main circuit board includes an...
US-7,832,632 Banking system operated responsive to data read from data bearing records
A system includes automated banking machines that operate responsive to data read from data bearing records. Transactions may also be carried out through...
US-RE41,939 Audio/video reproducing apparatus and method
An audio/video reproducing apparatus is connectable to a communications network for selectively reproducing items of audio/video material from a recording medium...
US-7,831,916 Method, system, and program for creating, recording, and distributing digital stream contents
There is provided a method of creating a digital stream contents to be distributed via a network from an input stream signal such as a video signal and an audio...
US-7,831,436 Apparatus for decoding audio data with scalability and method thereof
An apparatus for decoding audio data that is capable of reducing the amount of calculations that are performed during the arithmetic decoding of an audio signal...
US-7,831,435 Slot position coding of OTT syntax 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-7,831,421 Robust decoder
Techniques and tools related to delayed or lost coded audio information are described. For example, a concealment technique for one or more missing frames is...
US-7,831,229 FM receiver with digitally controlled antenna tuning circuitry
An FM receiver including an FM antenna that receives continuous wavelength signals, where the FM receiver is coupled to the FM antenna and operable to alter a...
US-7,831,217 Method and apparatus to provide digital signaling without internal modification of analog FM transceiver
An external speaker/microphone apparatus for a radio transceiver includes a speaker, a microphone, a push-to-talk switch, and an emergency switch. The apparatus...
US-7,831,128 Video and audio recording apparatus
A video and audio recording apparatus including: a plurality of tuner units each of which receives commercial broadcasting to output video and audio signals; a...
US-7,831,127 Combining video material and data
A method of combining data with other material comprises the step of repetitively distributing the data in the other material. The data is for example metadata...
US-7,831,054 Volume control
A volume control may be provided with some integrated graphical indication of the presence and/or level of an audio signal that it controls. For example, a...
US-7,831,036 Method to reduce training time of an acoustic echo canceller in a full-duplex beamforming-based audio...
A method is set forth for reducing the total acoustic echo cancellation convergence time for all look directions in a microphone array based full-duplex system....
US-7,831,001 Digital audio processing system and method
A digital audio processing system and method is disclosed. In an embodiment, the digital audio processing system can include a phase detector to sample an input...
US-7,830,968 Apparatus for providing a video lip sync delay and method therefore
A digital receiver for processing one of a packetized input data stream and a digitized standard definition input signal is provides a delay in the processing of...
US-7,830,921 Apparatus and method of encoding and decoding audio signal
In one embodiment, at least first and second channels in a frame of the audio signal are independently subdivided into blocks if the first and second channels...
US-7,830,455 TV set and method for managing gain value for each channel
The present invention relates to method for managing gain value for each channel of a TV set, includes steps: signaling a tuner to receive broadcasting signals...
US-7,830,454 TV signal processor with MINI-PCI interface
A TV signal processor is disclosed to include multiple signal receivers, a signal amplifier, a signal processor, signal decoder and a MINI-PCI interface. The TV...
US-7,830,453 Method of converting digital broadcast contents and digital broadcast terminal having function of the same
A method of converting digital broadcast contents and digital broadcast terminal having a function of the same are disclosed, by which music in compliance with a...
US-7,830,452 Direct digital encoding and radio frequency modulation for broadcast television applications
A digital audio encoder, digital video conditioner, and a digital modulator are described for producing a television broadcast signal at a desired channel...
US-7,830,410 Information processing system and method, information processing apparatus, image-capturing device and method,...
A feature extracting unit obtains sensor data from a plurality of sensors to calculate each feature. When an event determining unit determines the occurrence of...
US-7,830,298 Motorcycle communication system with radar detector, and mounting assemblies therefor
A communication system for use with a motorcycle includes a main unit that has a detector and a transmitter that transmits an alert signal upon the detection of...
US-7,830,271 Audio coordinated visual indicator
An audio-coordinated visual indicator device reducing vehicle operator distraction associated with using a communications device during vehicle operation. The...
US-7,830,260 Learning device using RFID tags
A learning device using RFID tags is provided. The learning device includes a platform and at least one RFID tag unit. The tag unit includes at least one RFID...
US-7,830,209 Signal level selected efficiency in a charge pump power supply for a consumer device audio power output stage
A charge pump power supply for a consumer device audio power stage has an efficiency selected according to signal level. The frequency of operation of the charge...
US-7,828,712 Frequency altered feedback for treating non-stuttering pathologies
Methods and devices treat treating non-stuttering pathologies having impaired or decreased communication skills by administering a frequency altered auditory...
US-7,827,616 Decoding apparatus
A decoding apparatus includes: a decoding section for decoding a first one of input encoded audio data sets that has been encoded by a certain encoding method; a...
US-7,827,588 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 display...
US-7,827,488 Image tracking and substitution system and methodology for audio-visual presentations
The present invention relates to a system and method for processing a video input signal providing for tracking a selected portion in a predefined audiovisual...
US-7,827,030 Error management in an audio processing system
An audio processing system includes a voice decoder and an audio processor. In one exemplary embodiment, the audio processing system is embedded in a headset...
US-7,826,630 Sound image localization apparatus
A sound localization apparatus capable of localizing a sound image at a given position, in a simple configuration is provided with: a first signal processor for...
US-7,826,621 Configurable filter for processing television audio signals
A television audio signal encoder includes a matrix that sums a left channel audio signal and a right channel audio signal to produce a sum signal. The matrix...
US-7,826,580 Network system and audio signal processor
An audio network system that performs transport of audio signals among nodes by cascading a plurality of nodes each including two sets of transmission I/Fs and...
US-7,826,562 Digital interface receiver apparatus
An audio controlling device generates an audio mute signal based on the level of a power-supply voltage supplied from the source equipment, whether a clock...
US-7,826,494 System and method for handling audio jitters
Presented herein are system(s) and method(s) for handling audio jitters. In one embodiment; there is presented a method for decoding an audio signal. The method...
US-7,825,734 Amplifier having an output protection, in particular operational amplifier for audio application
An amplifier with an output protection having an input stage defining a feedback node, an output stage connected to the feedback node and defining an output node...
US-7,825,726 Digital pulse width modulation for half bridge amplifiers
A switching amplifier drives a load or audio transducer. A digital integral noise shaping circuit converts a digital input such as audio content to an output...
US-7,825,321 Methods and apparatus for use in sound modification comparing time alignment data from sampled audio signals
A digitised audio signal, such as an amateur's singing, and a digital guide audio signal are supplied to a time alignment process that produces a time-aligned...
US-7,822,617 Optimized fidelity and reduced signaling in multi-channel audio encoding
The invention provides an efficient technique for encoding a multi-channel audio signal. The invention relies on the principle of encoding (S1) a signal...
US-7,822,616 Time slot position coding of multiple frame types
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-7,822,606 Method and apparatus for generating audio information from received synthesis information
Methods and apparatus for providing enhanced audio are described. In some embodiments speech synthesis information is used to provide user control of attributes...
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