Patent application number | Description | Published |
20130060365 | METHOD AND APPARATUS FOR PROCESSING AN AUDIO SIGNAL - The present invention relates to a method for processing an audio signal, comprising: a step of performing a frequency conversion process on an audio signal to obtain a plurality of frequency transform coefficients; a step of selecting either a general mode or a non-general mode, on the basis of a pulse ratio, for the frequency transform coefficients having a high frequency band from among the plurality of frequency transform coefficients; and a step of performing, if the non-general mode is selected, the following steps: extracting a predetermined number of pulses from the frequency transform coefficients having the high frequency band, and generating pulse information; generating an original noise signal from the frequency transform coefficients having the high frequency band, excluding the pulses; generating a reference noise signal using the frequency transform coefficient having a low frequency band from among the plurality of frequency transform coefficients; and generating noise position information and noise energy information using the original noise signal and the reference noise signal. | 03-07-2013 |
20130151263 | METHOD AND DEVICE FOR PROCESSING AUDIO SIGNALS - The present invention provides a method for processing audio signals, and the method comprises the steps of: receiving input audio signals corresponding to a plurality of spectral coefficients; obtaining location information that indicates a location of a particular spectral coefficient among said spectral coefficients, on the basis of energy of said input signals: generating a shape vector by using said location information and said spectral coefficients; determining a codebook index by searching for a codebook corresponding to said shape vector; and transmitting said codebook index and said location information, wherein said shape vector is generated by using a part which is selected from said spectral coefficients, and said selected part is selected on the basis of said location information. | 06-13-2013 |
20140236581 | VOICE SIGNAL ENCODING METHOD, VOICE SIGNAL DECODING METHOD, AND APPARATUS USING SAME - The present invention relates to a method and apparatus for processing a voice signal, and the voice signal encoding method according to the present invention comprises the steps of: generating transform coefficients of sine wave components forming an input voice signal by transforming the sine wave components; determining transform coefficients to be encoded from the generated transform coefficients; and transmitting indication information indicating the determined transform coefficients, wherein the indication information may include position information, magnitude information, and sign information of the transform coefficients. | 08-21-2014 |
20140303965 | METHOD FOR ENCODING VOICE SIGNAL, METHOD FOR DECODING VOICE SIGNAL, AND APPARATUS USING SAME - The present invention relates to a method for encoding a voice signal, a method for decoding a voice signal, and an | 10-09-2014 |
20140303967 | METHOD AND DEVICE FOR QUANTIZING VOICE SIGNALS IN A BAND-SELECTIVE MANNER - The present invention relates to a method and device for quantizing voice signals in a band-selective manner. A voice decoding method may include inversely quantizing voice parameter information produced from a selectively quantized voice band and performing inverse transform on the basis of the inversely quantized voice parameter information. Thus, according to the present invention, coding/decoding efficiency in voice coding/decoding may be increased by selectively coding/decoding important information. | 10-09-2014 |
20140310008 | METHOD OF MANAGING A JITTER BUFFER, AND JITTER BUFFER USING SAME - The present invention relates to a method of managing a jitter buffer and a jitter buffer using same. The method of managing a jitter buffer includes the steps of: receiving audio information frames; and adjusting a jitter buffer on the basis of the received audio information frames, wherein the adjusting step of the jitter buffer includes compensation of an audio signal, and the compensation of the audio signal can be performed for each sub frame of the audio information frames. | 10-16-2014 |
20150255074 | Frame Loss Recovering Method, And Audio Decoding Method And Device Using Same - The present invention relates to a frame loss recovering method, an audio decoding method, and an apparatus using the method. A method of recovering a frame loss of an audio signal according to the present invention includes: grouping transform coefficients of at least one frame into a predetermined number of bands among previous frames of a current frame; deriving an attenuation constant according to a tonality of the bands; and recovering transform coefficients of the current frame by applying the attenuation constant to the previous frame of the current frame. | 09-10-2015 |
Patent application number | Description | Published |
20150285509 | COOKING APPLIANCE, BURNER AND BURNER ASSEMBLY - A cooking appliance includes a cavity to define a cooking chamber, a door to open and close the cooking chamber, a partition plate to partition the cavity into a first chamber and a second chamber, the partition plate facing the door in the closed state, wherein the door closes the first chamber, a burner provided in the second chamber to burn gas, thereby generating flame, and a fan provided in the second chamber to allow heated air to flow. | 10-08-2015 |
20150285510 | COOKING APPLIANCE - A cooking appliance includes a cavity to provide a cooking chamber, a door to open and close the cooking chamber, a partition plate to partition the cavity into a first chamber and a second chamber, the partition plate facing the door in the closed state, and a burner assembly disposed in the second chamber to supply heated air into the first chamber. | 10-08-2015 |
20150285514 | COOKING APPLIANCE - A cooking appliance includes a cavity to provide a cooking chamber, a burner disposed within the cooking chamber to generate flame for supplying heat to the cooking chamber, a burner cover on which the burner is installed, the burner cover having an opening through which air within the burner cover passes, a fan to allow the air within cooking chamber to flow, the fan to discharge the air within the burner cover through the opening of the burner cover, and a stabilizer including a barrier to abut the flame of the burner from reaching the fan when the air passes through the opening of the burner cover by operation of the fan. | 10-08-2015 |