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US 8,620,012 B2Granted
Apparatus and method for providing stereo effect in portable terminal
AssigneeSamsung Electronics Co., Ltd.
InventorGang-Youl Kim
Life of this patent
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Abstract
An apparatus and a method for providing a stereo effect when playing an audio file at a portable terminal are provided. The apparatus includes a component extractor for extracting a mono component and stereo components from an audio signal and a gain controller for determining a signal ratio of the stereo components to the mono component and for controlling a stereo gain according to the signal ratio.
Claims19
An audio apparatus for providing a stereo effect in a portable terminal, the audio apparatus comprising:
- a component extractor for extracting a mono component and stereo components from an audio signal;
- and
- a gain controller for determining a signal ratio of the stereo components to the mono component and for controlling a stereo gain according to the signal ratio,
- wherein the audio signal includes a Left (L) signal and a Right (R) signal,
- wherein the L signal includes an L component and the mono component, and the R signal includes an R component and the mono component, and
- wherein the stereo components comprise an L component of the L signal and an R component of the R signal.
3 more elements
A method for providing a stereo effect in a portable terminal, the method comprising:
- extracting a mono component and stereo components from an audio signal;
- determining a signal ratio of the stereo components to the mono component;
- regulating the stereo effect by adjusting a stereo gain based on the signal ratio;
- and
- outputting the audio signal,
- wherein the audio signal includes a Left (L) signal and a Right (R) signal,
- wherein the L signal includes an L component and the mono component, and the R signal includes an R component and the mono component, and
- wherein the stereo components comprise an L component of the L signal and an R component of the R signal.
5 more elements
Dependencies are inferred from the claim text.