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8175279 |
Integrated vehicle audio system
A loudspeaker, amplifier, media source, user interface, and mechanical interface are all contained in a single unit. The unit has a first portion configured to mount in a vehicle radio mounting...
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8170217 |
Audio signal processing apparatus
An audio signal processing apparatus is provided. The audio signal processing apparatus comprises a clock generator, a processing module, an amplifying module and an output module. The clock...
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8160258 |
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 down-mix signal and down-mix identification information from an input...
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8160734 |
Changing time intervals of the occurence of audio information from local and remote sites
A method of processing audio information for broadcast to an audience can include changing first audio information from occurring in a first time interval to occurring in a second time interval to...
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8150056 |
Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method, and program
There is provided an audio signal transmitting apparatus which can communicate with a plurality of external connection apparatuses and transmits audio signals to the external connection...
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8135141 |
Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method, and program
There is provided an audio signal transmitting apparatus including: a channel mapping unit which determines the audio signals allocated to each of the channels and generates channel mapping...
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8126182 |
Sound effect system and wireless audio output device
This invention discloses a sound effect system and a wireless audio output device. An audio is produced by the sound effect system which is applied in a portable electronic apparatus, and a trough...
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8121570 |
Method and system for flexible FM tuning
A system for processing signals is disclosed and may include a single chip having an integrated Bluetooth radio and an integrated FM radio. The single chip may include at least one processor that...
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8112286 |
Stereo encoding device, and stereo signal predicting method
A prediction performance between individual channels of a stereo signal is improved to improve a sound quality of a decoded signal. A first low pass filter LPF interrupts a high-range component of...
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8107643 |
Apparatus and method of automatically compensating an audio volume in response to channel change
An apparatus and method of automatically compensating audio volume in response to a channel change. The method includes generating a gain value to adjust a level of an input audio signal by...
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8099067 |
Data signal system
A demodulation system for Radio Data System (RDS) signals in a receiver includes a quadrature mixer (303) configured to convert a RDS signal at an input frequency directly to a base band RDS...
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8090115 |
Transmitting/receiving system, transmitting device, and device including speaker
In a television receiver, based on speaker information of each of one or more devices including speakers which is a memory of the television receiver, a transmitting audio signal to be transmitted...
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8090109 |
Apparatus for processing audio signal and method thereof
An apparatus for processing an audio signal and method thereof applied to an audio playback system are disclosed. The apparatus comprises a decoder, an error-correcting circuit and an audio...
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8086448 |
Dynamic modification of a high-order perceptual attribute of an audio signal
Processing an audio signal associated with a sound recording made available to be rendered to an end user is disclosed. The audio signal is received. A high-order perceptual attribute of the audio...
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8085940 |
Rebalancing of audio
Rebalancing of an audio signal refers to achieving a balance of perceived loudness, typically of right and left channels, given an unbalanced input. A flexible method to automatically rebalance an...
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8068927 |
Changing time intervals of the occurrence of audio information from local and remote sites
A method of processing audio information for broadcast to an audience can include changing first audio information from occurring in a first time interval to occurring in a second time interval to...
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8064858 |
Digital carrier-recovery scheme for FM stereo detection
Systems and techniques for processing signals include, in at least one aspect, a method including: receiving an input signal having an associated carrier frequency; multiplying the input signal to...
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8059824 |
Joint sound synthesis and spatialization
The invention concerns a process for joint synthesis and spatialization of multiple sound sources in associated spatial positions, including: a) a step of assigning to each source at least one...
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RE42935 |
Coding techniques using estimated spectral magnitude and phase derived from MDCT coefficients
Estimates of spectral magnitude and phase are obtained by an estimation process using spectral information from analysis filter banks such as the Modified Discrete Cosine Transform. The estimation...
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8050412 |
Scaling adjustment to enhance stereo separation
A demodulator (10) converts television signals to video baseband signals and audio baseband signals including stereo signals representing a right channel signal value and a left channel signal...
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8045717 |
Stereo decoder and method for processing pilot signal
A stereo decoder and a method therefor are provided. The stereo decoder receives a MPX signal from an FM demodulator, and comprises a first auto-calibration circuit, a band-pass filter, a second...
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8036900 |
Device and a method of playing audio clips
A device for playing audio clips, a method of playing audio clips and a data storage medium having stored thereon computer code means for instructing a computer system to execute a method of...
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8027645 |
Systems and methods for automatically tuning a frequency modulator in a mobile device
A method for automatically tuning a frequency modulator in a mobile device is described. A frequency band is automatically scanned using a frequency modulation (FM) receiver. The FM receiver is...
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8019093 |
Stream segregation for stereo signals
Separating a source in a stereo signal having a left channel and a right channel includes transforming the signal into a short-time transform domain; classifying portions of the signals having...
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8014540 |
Remote control interface for replacement vehicle stereos
An interface circuit for interconnecting the fixed controls of a vehicle to a replacement stereo. The interface circuit is capable of receiving control signals from fixed controls, such as steering...
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8009835 |
Frequency modulation-type transmitting apparatus
A front-end processing circuit applies predetermined processing to an input signal and outputs a processed signal. A frequency modulation circuit applies frequency modulation to the output signal...
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7991621 |
Method and an apparatus for processing a signal
An apparatus for processing an encoded signal and method thereof are disclosed, by which an audio signal can be compressed and reconstructed in higher efficiency. An audio signal processing method...
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7986914 |
Vehicle-based message control using cellular IP
Architecture for playing back personal text-based messages such as email and voicemail over a vehicle-based media system. The user can use a cell phone that registers over a cellular network to an...
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7961890 |
Multi-channel hierarchical audio coding with compact side information
A parametric representation of a multi-channel audio signal describes the spatial properties of the audio signal well with compact side information when a coherence information, describing the...
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7937040 |
Modulator apparatus having a mechanism for charging electronic devices and/or digital file decoding capabilities
A modulator apparatus comprising: an elongate housing having a distal portion and a proximal portion that flares outwardly from the distal portion; a cigarette lighter power adapter formed into the...
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7930184 |
Multi-channel audio coding/decoding of random access points and transients
A lossless audio codec encodes/decodes a lossless variable bit rate (VBR) bitstream with random access point (RAP) capability to initiate lossless decoding at a specified segment within a frame...
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7929054 |
Up-sampling television audio signals for encoding
A television audio signal encoder includes an up-sampler that inserts additional samples into a sum signal, a difference signal, and/or a secondary audio program signal to increase the sample rate...
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7916872 |
Integrated short range RDS FM transmitter
A low-power, software based modulator that is used to transfer text data from an auxiliary audio device to an FM radio receiver includes a processor that receives the text data to be transmitted to...
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7899398 |
Portable karaoke system
The present invention discloses a portable Karaoke system. The portable Karaoke system has a separate radio auxiliary microphone receiving module and a separate FM transmission module, which can be...
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7894609 |
Stereo signal processing apparatus
Disclosed is a stereo signal processing apparatus, in particular for a digital BTSC television decoder, comprising a sub-channel signal processing section which comprises an input for inputting an...
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7889871 |
Apparatus for multichannel sound reproduction system
The sound reproduction of a multichannel sound reproduction system with a plurality of speakers which is connected to the output of an FM stereo receiver is controlled by a control signal derived...
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7853021 |
Decoding apparatus and decoding method for multiple audio standards
The invention discloses a decoding apparatus for decoding an analog audio signal. The decoding apparatus includes an RF tuner, an analog to digital (A/D) converter, a digital down converter, and a...
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7830452 |
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 frequency range. Left and right audio...
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7826793 |
Digital broadcast system and method for a mobile terminal
A mobile communication terminal is provided comprising a receiver for receiving broadcast content over a first broadcast channel; and a controller for controlling reproduction of the broadcast...
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7826812 |
Digital carrier-recovery scheme for FM stereo detection
Systems and techniques for digital processing of FM signals include, in at least one aspect, an FM digital processing method including receiving one or more digital signals including a first signal...
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7826621 |
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 also subtracts one of the left and...
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7822211 |
Stereo decoding system capable of reducing the phase shift during the signal transforming
A stereo decoding system comprises an oscillator, a bandpass filter, a PLL unit and a stereo decoder. The oscillator generates a first signal with a center frequency. The bandpass filter receives a...
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7822210 |
Configurable recursive digital filter for processing television audio signals
A television audio signal encoder includes a device that sums a left channel audio signal and a right channel audio signal to produce a sum signal. The device also subtracts one of the left and...
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7804965 |
Microphone system and microphone apparatus
A microphone system including a main unit for controlling the entire system and microphones having cascade connections from the main unit assuming the main-unit side upstream and the opposite side...
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7801311 |
Radio receiver with stereo decoder and method for use therewith
A stereo decoder includes a first digital filter for producing a first filtered composite audio signal and a second digital filter for producing a second filtered composite audio signal. A...
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7787630 |
FM stereo decoder incorporating Costas loop pilot to stereo component phase correction
A novel system and method for correcting the residual phase offset between a recovered pilot signal and the received stereo signal. The invention uses a Costas loop as an auxiliary loop in addition...
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7750975 |
BTSC pilot signal lock
An integrated digital BTSC encoder with an improved pilot signal generator substantially implemented on a single CMOS integrated circuit. By digitally generating a sinusoid that is frequency locked...
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7719616 |
Direct digital encoding and radio frequency modulation for broadcast television application
A digital audio encoder, digital video conditioner, and a digital modulator are described for producing a television broadcast signal at a desired channel frequency range. Left and right audio...
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7715567 |
Noise reduction in a stereo receiver
A method of denoise a stereo signal comprising a stereo sum signal and a stereo difference signal, performs a frequency selective stereo to mono blending based on the masking effect of the human...
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7715566 |
Apparatus and method of automatically compensating a difference between audio signals of an analog broadcast and a digital broadcast
An apparatus and a method of automatically compensating a difference between audio signals of an analog broadcast and a digital broadcast depending on a difference of a modulation degree of an...
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