Patents Assigned to Gaudio Lab, Inc.
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Patent number: 10659904Abstract: An audio signal processing device for processing an audio signal may include a receiving unit configured to receive an audio file including the audio signal, a processor configured to simultaneously render a first audio signal component included in a first track of the audio file and a second audio signal component included in a second track of the audio file, and an output unit configured to output the rendered first audio signal component and the rendered second audio signal component.Type: GrantFiled: November 29, 2017Date of Patent: May 19, 2020Assignee: GAUDIO LAB, INC.Inventors: Sangbae Chon, Taegyu Lee, Hyunoh Oh
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Patent number: 10419867Abstract: The present invention relates to an apparatus and a method for processing an audio signal, and more particularly, to an apparatus and a method for efficiently rendering a higher order ambisonics signal. To this end, provided are an audio signal processing apparatus, including: a pre-processor configured to separate an input audio signal into a first component corresponding to at least one object signal and a second component corresponding to a residual signal and extract position vector information corresponding to the first component from the input audio signal; a first rendering unit configured to perform an object-based first rendering on the first component using the position vector information; and a second rendering unit configured to perform a channel-based second rendering on the second component and an audio signal processing method using the same.Type: GrantFiled: July 13, 2018Date of Patent: September 17, 2019Assignee: GAUDIO LAB, INC.Inventors: Jeonghun Seo, Taegyu Lee, Hyun Oh Oh
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Patent number: 10356545Abstract: Disclosed is an audio signal processing device for processing an audio signal. The audio signal processing device includes a receiving unit configured to receive the audio signal; a processor configured to determine whether to render the audio signal by reflecting a location of a sound image simulated by the audio signal on the basis of metadata for the audio signal, and render the audio signal according to a result of the determination; and an output unit configured to output the rendered audio signal.Type: GrantFiled: September 25, 2017Date of Patent: July 16, 2019Assignee: GAUDIO LAB, INC.Inventors: Sangbae Chon, Hyunoh Oh, Taegyu Lee
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Patent number: 10349201Abstract: Disclosed is an audio signal processing device for performing binaural rendering on an input audio signal. The audio signal processing device includes a reception unit configured to receive the input audio signal, a binaural renderer configured to generate a 2-channel audio by performing binaural rendering on the input audio signal, and an output unit configured to output the 2-channel audio. The binaural renderer performs binaural rendering on the input audio signal based on a distance from a listener to a sound source corresponding to the input audio signal and a size of an object simulated by the sound source.Type: GrantFiled: May 4, 2017Date of Patent: July 9, 2019Assignee: Gaudio Lab, Inc.Inventors: Yonghyun Baek, Hyunoh Oh, Taegyu Lee, Jeonghun Seo, Sewoon Jeon
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Patent number: 10271157Abstract: Disclosed is an audio signal processing device. The audio signal processing device includes a receiving unit configured to receive a first audio signal corresponding to a sound collected by a first sound collecting device and a second audio signal corresponding to a sound collected by a second sound collecting device, a processor configured to process the second audio signal based on a correlation between the first audio signal and the second audio signal, and an output unit configured to output a processed second audio signal. The first audio signal is a signal for reproducing an output sound of a specific sound object, and the second audio signal is a signal for ambience reproduction of a space in which the specific sound object is positioned.Type: GrantFiled: May 30, 2017Date of Patent: April 23, 2019Assignee: Gaudio Lab, Inc.Inventors: Sewoon Jeon, Jeonghun Seo, Hyunoh Oh, Taegyu Lee, Yonghyun Baek
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Patent number: 10262665Abstract: Disclosed is an audio signal processing device. The audio signal processing device includes a receiving unit configured to receive an ambisonic signal and an object signal, a processor configured to modify a magnitude of a specific directional component of the ambisonic signal based on a location of an object simulated by the object signal, and render a signal generated based on the object signal and the ambisonic signal having a magnitude-modified specific directional component, and an output unit configured to output the rendered signal.Type: GrantFiled: August 30, 2017Date of Patent: April 16, 2019Assignee: Gaudio Lab, Inc.Inventors: Jeonghun Seo, Hyunoh Oh, Sangbae Chon, Taegyu Lee, Sewoon Jeon, Yonghyun Baek, Cheolwoo Jeong
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Patent number: 10158964Abstract: Provided are an audio signal processing method and apparatus for adjusting a location of an audio object in correspondence to a location of a visual object. The audio signal processing apparatus includes a matching unit configured to select an audio object corresponding to a visual object extracted from a video signal among at least one audio object extracted from an audio signal, a location adjusting unit configured to adjust a location of a sound image of the audio signal based on a location of the selected audio object and a location of a visual object corresponding to the selected audio, and an output unit configured to output an audio signal whose the location of the sound image is adjusted.Type: GrantFiled: March 13, 2017Date of Patent: December 18, 2018Assignee: Gaudio Lab, Inc.Inventors: Hyunoh Oh, Jeonghun Seo, Taegyu Lee, Yonghyun Baek
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Publication number: 20180324542Abstract: The present invention relates to an apparatus and a method for processing an audio signal, and more particularly, to an apparatus and a method for efficiently rendering a higher order ambisonics signal. To this end, provided are an audio signal processing apparatus, including: a pre-processor configured to separate an input audio signal into a first component corresponding to at least one object signal and a second component corresponding to a residual signal and extract position vector information corresponding to the first component from the input audio signal; a first rendering unit configured to perform an object-based first rendering on the first component using the position vector information; and a second rendering unit configured to perform a channel-based second rendering on the second component and an audio signal processing method using the same.Type: ApplicationFiled: July 13, 2018Publication date: November 8, 2018Applicant: GAUDIO LAB, INC.Inventors: Jeonghun SEO, Taegyu LEE, Hyun Oh OH
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Patent number: 9946509Abstract: An embodiment of the present disclosure provides an audio signal processing device configured to transmit/receive an audio signal to/from an external acoustic output device that includes a microphone and an acoustic output means, including a transmission/reception module configured to transmit/receive a signal to/from the external acoustic output device, and a processor configured to control an operation of the transmission/reception module, wherein the processor transmits an audio output signal to the external acoustic output device through the transmission/reception module, receives, through the transmission/reception module, an input signal to which an external acoustic collected through the microphone is converted while the acoustic output means outputs an acoustic based on the audio output signal, and compares the audio output signal with the input signal to determine whether a user wears the acoustic output means of the external acoustic output device.Type: GrantFiled: November 18, 2016Date of Patent: April 17, 2018Assignee: Gaudio Lab, Inc.Inventors: Hyunoh Oh, Taegyu Lee, Jaesung Choi, Yonghyun Baek
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Publication number: 20180068664Abstract: Disclosed is an audio signal processing device. The audio signal processing device includes a receiving unit configured to receive an ambisonic signal and an object signal, a processor configured to modify a magnitude of a specific directional component of the ambisonic signal based on a location of an object simulated by the object signal, and render a signal generated based on the object signal and the ambisonic signal having a magnitude-modified specific directional component, and an output unit configured to output the rendered signal.Type: ApplicationFiled: August 30, 2017Publication date: March 8, 2018Applicant: Gaudio Lab, Inc.Inventors: Jeonghun SEO, Hyunoh OH, Sangbae CHON, Taegyu LEE, Sewoon JEON, Yonghyun BAEK, Cheolwoo JEONG
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Publication number: 20170347218Abstract: Disclosed is an audio signal processing device. The audio signal processing device includes a receiving unit configured to receive a first audio signal corresponding to a sound collected by a first sound collecting device and a second audio signal corresponding to a sound collected by a second sound collecting device, a processor configured to process the second audio signal based on a correlation between the first audio signal and the second audio signal, and an output unit configured to output a processed second audio signal. The first audio signal is a signal for reproducing an output sound of a specific sound object, and the second audio signal is a signal for ambience reproduction of a space in which the specific sound object is positioned.Type: ApplicationFiled: May 30, 2017Publication date: November 30, 2017Applicant: Gaudio Lab, Inc.Inventors: Sewoon JEON, Jeonghun SEO, Hyunoh OH, Taegyu LEE, Yonghyun BAEK
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Publication number: 20170325045Abstract: Disclosed is an audio signal processing device for performing binaural rendering on an input audio signal. The audio signal processing device includes a reception unit configured to receive the input audio signal, a binaural renderer configured to generate a 2-channel audio by performing binaural rendering on the input audio signal, and an output unit configured to output the 2-channel audio. The binaural renderer performs binaural rendering on the input audio signal based on a distance from a listener to a sound source corresponding to the input audio signal and a size of an object simulated by the sound source.Type: ApplicationFiled: May 4, 2017Publication date: November 9, 2017Applicant: Gaudio Lab, Inc.Inventors: Yonghyun BAEK, Hyunoh OH, Taegyu LEE, Jeonghun SEO, Sewoon JEON
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Publication number: 20170265016Abstract: Provided are an audio signal processing method and apparatus for adjusting a location of an audio object in correspondence to a location of a visual object. The audio signal processing apparatus includes a matching unit configured to select an audio object corresponding to a visual object extracted from a video signal among at least one audio object extracted from an audio signal, a location adjusting unit configured to adjust a location of a sound image of the audio signal based on a location of the selected audio object and a location of a visual object corresponding to the selected audio, and an output unit configured to output an audio signal whose the location of the sound image is adjusted.Type: ApplicationFiled: March 13, 2017Publication date: September 14, 2017Applicant: Gaudio Lab, Inc.Inventors: Hyunoh OH, Jeonghun SEO, Taegyu LEE, Yonghyun BAEK
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Publication number: 20170139669Abstract: An embodiment of the present disclosure provides an audio signal processing device configured to transmit/receive an audio signal to/from an external acoustic output device that includes a microphone and an acoustic output means, including a transmission/reception module configured to transmit/receive a signal to/from the external acoustic output device, and a processor configured to control an operation of the transmission/reception module, wherein the processor transmits an audio output signal to the external acoustic output device through the transmission/reception module, receives, through the transmission/reception module, an input signal to which an external acoustic collected through the microphone is converted while the acoustic output means outputs an acoustic based on the audio output signal, and compares the audio output signal with the input signal to determine whether a user wears the acoustic output means of the external acoustic output device.Type: ApplicationFiled: November 18, 2016Publication date: May 18, 2017Applicant: Gaudio Lab, Inc.Inventors: Hyunoh OH, Taegyu LEE, Jaesung CHOI, Yonghyun BAEK