Patents by Inventor Sang Bae Chon
Sang Bae Chon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20180166082Abstract: A method for processing an audio signal, according to an embodiment of the present invention, comprises the steps of: receiving an audio bitstream encoded by means of MPEG surround 212 (MPS212); generating an internal channel signal for one channel pair element (CPE) on the basis of equalization (EQ) values and gain values among rendering parameters for MPS212 output channels defined in a format converter and the received audio bitstream; and generating stereo output signals on the basis of the generated internal channel signal.Type: ApplicationFiled: June 17, 2016Publication date: June 14, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sun-min KIM, Sang-bae CHON
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Publication number: 20180166083Abstract: To address the technical problem, provided is a method of processing an audio signal, and the method including: receiving an audio bitstream that is encoded by using MPEG surround 212 (MPS212); obtaining internal channel gains with respect to one channel pair element (CPE) based on MPS212 parameters and rendering parameters about MPS212 output channels defined in a format converter; generating an internal channel signal with respect to the CPE based on the received audio bitstream and the obtained internal channel gains; and generating stereo output channel signals based on the generated internal channel signal.Type: ApplicationFiled: June 17, 2016Publication date: June 14, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sun-min KIM, Sang-bae CHON
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Patent number: 9986361Abstract: An audio apparatus and an audio providing method thereof are provided. The audio providing method includes receiving an audio signal including a plurality of channels, applying an audio signal having a channel, from among the plurality of channels, giving a sense of elevation to a filter to generate a plurality of virtual audio signals to be respectively output to a plurality of speakers, applying a combination gain value and a delay value to the plurality of virtual audio signals so that the plurality of virtual audio signals respectively output through the plurality of speakers form a sound field having a plane wave, and respectively outputting the plurality of virtual audio signals, to which the combination gain value and the delay value are applied, through the plurality of speakers. The filter processes the audio signal to have a sense of elevation.Type: GrantFiled: December 7, 2016Date of Patent: May 29, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae Chon, Sun-min Kim, Hyun Jo, Jeong-su Kim
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Publication number: 20180033443Abstract: Provided are an apparatus and method for decoding audio, The method includes receiving a bitstream consisting of audio packets; decoding an audio packet included in the received bitstream; extracting a type of the decoded packet; obtaining system data from a packet of which system metadata corresponds to the extracted packet type; and transmitting the obtained system data to a system engine, wherein the system data includes at least one of information regarding a type of the system engine and a length of the system data.Type: ApplicationFiled: February 15, 2016Publication date: February 1, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM
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Publication number: 20180027278Abstract: A method for processing a content by a set-top box according to an embodiment of the present disclosure comprises the steps of: receiving a content including an audio stream; and performing bypassing to output the audio stream to a television (TV) through an output interface without performing a decoding operation for the audio stream, wherein the audio stream includes metadata regarding the content.Type: ApplicationFiled: February 15, 2016Publication date: January 25, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Koo YANG, Kyung-Mo PARK, Young-Wan SO, Sang-Bae CHON, Hyun-Koo KANG, Sun-Min KIM, Jae-Yeon SONG, Ji-Min CHUNG, Kyoung-Shin JIN
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Publication number: 20180007483Abstract: An audio providing apparatus and method are provided. The audio providing apparatus includes: an object renderer configured to render an object audio signal based on geometric information regarding the object audio signal; a channel renderer configured to render an audio signal having a first channel number into an audio signal having a second channel number; and a mixer configured to mix the rendered object audio signal with the audio signal having the second channel number.Type: ApplicationFiled: August 24, 2017Publication date: January 4, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM, Jae-ha PARK, Sang-mo SON, Hyun JO, Hyun-joo CHUNG
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Publication number: 20170337926Abstract: Provided is a method of reconstructing an audio signal, the method including detecting a lossy frequency band, based on an energy value of each of frequencies of the audio signal; obtaining a cut-off frequency, based on the lossy frequency band; and reconstructing the audio signal of the lossy frequency band, based on the cut-off frequency.Type: ApplicationFiled: October 8, 2015Publication date: November 23, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM, Yoon-jae LEE
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Patent number: 9774973Abstract: An audio providing apparatus and method are provided. The audio providing apparatus includes: an object renderer configured to render an object audio signal based on geometric information regarding the object audio signal; a channel renderer configured to render an audio signal having a first channel number into an audio signal having a second channel number; and a mixer configured to mix the rendered object audio signal with the audio signal having the second channel number.Type: GrantFiled: December 4, 2013Date of Patent: September 26, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae Chon, Sun-min Kim, Jae-ha Park, Sang-mo Son, Hyun Jo, Hyun-joo Chung
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Publication number: 20170223477Abstract: When a channel signal, such as a 22.2 channel signal, is rendered into a 5.1 channel signal, a three-dimensional (3D) audio may be reproduced by using a two-dimensional (2D) output channel, however, when an elevation angle of an input channel is different from a standard elevation angle, if elevation rendering parameters according to the standard elevation angle are used, distortion may occur in a sound image.Type: ApplicationFiled: June 26, 2015Publication date: August 3, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM
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Publication number: 20170188169Abstract: When a multi-channel signal, such as from a 22.2 channel, is rendered to a 5.1 channel, three-dimensional audio signals can be reproduced by means of a two-dimensional output channel. However, when the elevation of the input channel differs from the standard elevation and an elevation rendering parameter corresponding to the standard elevation is used, audio image distortion occurs.Type: ApplicationFiled: March 30, 2015Publication date: June 29, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM
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Patent number: 9646625Abstract: An audio correction apparatus and an audio correction method. The audio correction method includes: receiving audio data, which may be input by a user and/or an instrument uttering sounds; detecting onset information by analyzing harmonic components of the received audio data; detecting pitch information of the received audio data based on the detected onset information; comparing the audio data with reference audio data and aligning the two based on the detected onset information and the detected pitch information; and correcting the aligned audio data to match the reference audio data.Type: GrantFiled: December 19, 2013Date of Patent: May 9, 2017Assignees: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Sang-bae Chon, Kyo-gu Lee, Doo-yong Sung, Hoon Heo, Sun-min Kim, Jeong-su Kim, Sang-mo Son
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Publication number: 20170094438Abstract: An audio apparatus and an audio providing method thereof are provided. The audio providing method includes receiving an audio signal including a plurality of channels, applying an audio signal having a channel, from among the plurality of channels, giving a sense of elevation to a filter to generate a plurality of virtual audio signals to be respectively output to a plurality of speakers, applying a combination gain value and a delay value to the plurality of virtual audio signals so that the plurality of virtual audio signals respectively output through the plurality of speakers form a sound field having a plane wave, and respectively outputting the plurality of virtual audio signals, to which the combination gain value and the delay value are applied, through the plurality of speakers. The filter processes the audio signal to have a sense of elevation.Type: ApplicationFiled: December 7, 2016Publication date: March 30, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM, Hyun JO, Jeong-su KIM
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Patent number: 9607594Abstract: A multimedia apparatus, a music composing method thereof, and a song correcting method thereof are provided. A music composing method includes setting a type of musical instrument digital interface (MIDI) data according to a user's input, sensing a user interaction, analyzing the sensed user interaction and determining a beat and a pitch of the user interaction, and generating MIDI data using the set type of MIDI data and the determined beat and pitch.Type: GrantFiled: October 20, 2014Date of Patent: March 28, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae Chon, Sun-min Kim, Sang-mo Son
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Publication number: 20170034639Abstract: A method of reproducing a multi-channel audio signal including an elevation sound signal in a horizontal layout environment is provided, thereby obtaining a rendering parameter according to a rendering type and configuring a down-mix matrix, and thus effective rendering performance may be obtained with respect to an audio signal that is not suitable for applying virtual rendering. A method of rendering an audio signal includes receiving a multi-channel signal includes a plurality of input channels to be converted into a plurality of output channels; determining a rendering type for elevation rendering based on a parameter determined from a characteristic of the multi-channel signal; and rendering at least one height input channel according to the determined rendering type, wherein the parameter is included in a bitstream of the multi-channel signal.Type: ApplicationFiled: April 13, 2015Publication date: February 2, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Sang-bae CHON
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Patent number: 9549276Abstract: Disclosed are an audio apparatus and an audio providing method thereof. The audio providing method includes receiving an audio signal including a plurality of channels, applying an audio signal having a channel, from among the plurality of channels, giving a sense of elevation to a filter to generate a plurality of virtual audio signals to be respectively output to a plurality of speakers, applying a combination gain value and a delay value to the plurality of virtual audio signals so that the plurality of virtual audio signals respectively output through the plurality of speakers form a sound field having a plane wave, and respectively outputting the plurality of virtual audio signals, to which the combination gain value and the delay value are applied, through the plurality of speakers. The filter processes the audio signal to have a sense of elevation.Type: GrantFiled: March 28, 2014Date of Patent: January 17, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae Chon, Sun-min Kim, Hyun Jo, Jeong-su Kim
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Publication number: 20160330560Abstract: A three-dimensional (3D) audio reproducing method and apparatus is provided. The 3D audio reproducing method may include receiving a multichannel signal comprising a plurality of input channels; and performing downmixing according to a frequency range of the multichannel signal in order to format-convert the plurality of input channels into a plurality of output channels having elevation.Type: ApplicationFiled: January 12, 2015Publication date: November 10, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM
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Publication number: 20160269845Abstract: A three-dimensional sound reproducing method includes: acquiring a multichannel audio signal; rendering signals to a channel to be reproduced according to channel information and a frequency of the multichannel audio signal; and mixing the rendered signals.Type: ApplicationFiled: October 27, 2014Publication date: September 15, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM, Hyun JO
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Publication number: 20160044434Abstract: Disclosed are an audio apparatus and an audio providing method thereof. The audio providing method includes receiving an audio signal including a plurality of channels, applying an audio signal having a channel, from among the plurality of channels, giving a sense of elevation to a filter to generate a plurality of virtual audio signals to be respectively output to a plurality of speakers, applying a combination gain value and a delay value to the plurality of virtual audio signals so that the plurality of virtual audio signals respectively output through the plurality of speakers form a sound field having a plane wave, and respectively outputting the plurality of virtual audio signals, to which the combination gain value and the delay value are applied, through the plurality of speakers. The filter processes the audio signal to have a sense of elevation.Type: ApplicationFiled: March 28, 2014Publication date: February 11, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Sun-min KIM, Hyun JO, Jeong-su KIM
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Publication number: 20150350802Abstract: An audio providing apparatus and method are provided. The audio providing apparatus includes: an object renderer configured to render an object audio signal based on geometric information regarding the object audio signal; a channel renderer configured to render an audio signal having a first channel number into an audio signal having a second channel number; and a mixer configured to mix the rendered object audio signal with the audio signal having the second channel number.Type: ApplicationFiled: December 4, 2013Publication date: December 3, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun JO, Sun-min KIM, Jae-ha PARK, Sang-bae CHON
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Publication number: 20150348566Abstract: An audio correction apparatus and an audio correction method. The audio correction method includes: receiving audio data, which may be input by a user and/or an instrument uttering sounds; detecting onset information by analyzing harmonic components of the received audio data; detecting pitch information of the received audio data based on the detected onset information; comparing the audio data with reference audio data and aligning the two based on the detected onset information and the detected pitch information; and correcting the aligned audio data to match the reference audio data.Type: ApplicationFiled: December 19, 2013Publication date: December 3, 2015Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-bae CHON, Kyo-gu LEE, Doo-yong SUNG, Hoon HEO, Sun-min KIM, Jeong-su KIM, Sang-mo SON