公开(公告)号：US20150371645A1

公开(公告)日：2015-12-24

申请号：US14758642

申请日：2014-01-15

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Jeong Il SEO ,  Seung Kwon BEACK ,  Dae Young JANG ,  Kyeong Ok KANG ,  Tae Jin PARK ,  Yong Ju LEE ,  Keun Woo CHOI ,  Jin Woong KIM

IPC: G10L19/008 ,  H04S7/00

CPC classification number: G10L19/008 ,  H04S3/00

Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.

Abstract translation: 公开了一种用于控制信道信号的编码/解码装置和方法，其中编码装置可以包括对目标信号进行编码的编码器，信道信号和用于信道信号的渲染信息，以及比特流生成器， 比特流，编码对象信号，编码信道信号和用于信道信号的编码渲染信息。

公开(公告)号：US20150066518A1

公开(公告)日：2015-03-05

申请号：US14477498

申请日：2014-09-04

Applicant: Electronics and Telecommunications Research Institute

Inventor： Seung Kwon BEACK ,  Tae Jin LEE ,  Jong Mo SUNG ,  Kyeong Ok KANG ,  Jeong Il SEO ,  Dae Young JANG ,  Yong Ju LEE ,  Jin Woong KIM

IPC: G10L19/00

CPC classification number: H04S3/008 ,  G10L19/008 ,  H04S2420/03

Abstract: An audio encoding apparatus and method that encodes hybrid contents including an object sound, a background sound, and metadata, and an audio decoding apparatus and method that decodes the encoded hybrid contents are provided. The audio encoding apparatus may include a mixing unit to generate an intermediate channel signal by mixing a background sound and an object sound, a matrix information encoding unit to encode matrix information used for the mixing, an audio encoding unit to encode the intermediate channel signal, and a metadata encoding unit to encode metadata including control information of the object sound.

Abstract translation: 提供了对包含对象声音，背景声音和元数据的混合内容进行编码的音频编码装置和方法，以及对编码的混合内容进行解码的音频解码装置和方法。 音频编码装置可以包括：混合单元，用于通过混合背景声音和对象声音来生成中间声道信号;矩阵信息编码单元，对用于混合的矩阵信息进行编码;音频编码单元，对中间声道信号进行编码; 以及元数据编码单元，用于编码包括对象声音的控制信息的元数据。

公开(公告)号：US20240098437A1

公开(公告)日：2024-03-21

申请号：US18526897

申请日：2023-12-01

Applicant: Electronics and Telecommunications Research Institute

Inventor： Yong Ju LEE ,  Jeong Il SEO ,  Seung Kwon BEACK ,  Kyeong Ok KANG ,  Jin Woong KIM ,  Jae Hyoun YOO

IPC: H04S3/00 ,  G10L19/008

CPC classification number: H04S3/008 ,  G10L19/008 ,  H04S2400/01

Abstract: Disclosed is an apparatus and method for processing a multichannel audio signal. A multichannel audio signal processing method may include: generating an N-channel audio signal of N channels by down-mixing an M-channel audio signal of M channels; and generating a stereo audio signal by performing binaural rendering of the N-channel audio signal.

公开(公告)号：US20220223159A1

公开(公告)日：2022-07-14

申请号：US17706400

申请日：2022-03-28

Applicant: Electronics and Telecommunications Research Institute

Inventor： Jeong Il SEO ,  Seung Kwon BEACK ,  Dae Young JANG ,  Kyeong Ok KANG ,  Tae Jin PARK ,  Yong Ju LEE ,  Keun Woo CHOI ,  Jin Woong KIM

IPC: G10L19/008

Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.

公开(公告)号：US20210201923A1

公开(公告)日：2021-07-01

申请号：US17201943

申请日：2021-03-15

Applicant: Electronics and Telecommunications Research Institute

Inventor： Yong Ju LEE ,  Jeong Il SEO ,  Jae Hyoun YOO ,  Seung Kwon BEACK ,  Jong Mo SUNG ,  Tae Jin LEE ,  Kyeong Ok KANG ,  Jin Woong KIM ,  Tae Jin PARK ,  Dae Young JANG ,  Keun Woo CHOI

IPC: G10L19/008 ,  H04S7/00

Abstract: Disclosed is a binaural rendering method and apparatus for decoding a multichannel audio signal. The binaural rendering method may include: extracting an early reflection component and a late reverberation component from a binaural filter; generating a stereo audio signal by performing binaural rendering of a multichannel audio signal base on the early reflection component; and applying the late reverberation component to the generated stereo audio signal.

公开(公告)号：US20200234718A1

公开(公告)日：2020-07-23

申请号：US16841428

申请日：2020-04-06

Applicant: Electronics and Telecommunications Research Institute

Inventor： Yong Ju LEE ,  Jeong Il SEO ,  Jae Hyoun YOO ,  Seung Kwon BEACK ,  Jong Mo SUNG ,  Tae Jin LEE ,  Kyeong Ok KANG ,  Jin Woong KIM ,  Tae Jin PARK ,  Dae Young JANG ,  Keun Woo CHOI

IPC: G10L19/008 ,  H04S7/00

Abstract: Disclosed is a binaural rendering method and apparatus for decoding a multichannel audio signal. The binaural rendering method may include: extracting an early reflection component and a late reverberation component from a binaural filter; generating a stereo audio signal by performing binaural rendering of a multichannel audio signal base on the early reflection component; and applying the late reverberation component to the generated stereo audio signal.

公开(公告)号：US20200226716A1

公开(公告)日：2020-07-16

申请号：US16730032

申请日：2019-12-30

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Gi Mun UM ,  Hee Kyung LEE ,  Jeong Il SEO ,  Joung Il YUN ,  Seong Yong LIM ,  Won Sik CHEONG

IPC: G06T3/40 ,  G06T5/50 ,  H04N5/232

Abstract: There is provided an image processing apparatus and method. The image processing apparatus comprises: receiving a first source image and a second source image from multiple image sources, receiving geometric information required for stitching the first source image and the second source image and synthesizing an image from the first source image and the second source image on the basis of the geometric information, wherein the geometric information includes seam information used to specify a overlapping region between the first source image and the second source image.

公开(公告)号：US20200154224A1

公开(公告)日：2020-05-14

申请号：US16747372

申请日：2020-01-20

Applicant: Electronics and Telecommunications Research Institute

Inventor： Seung Kwon BEACK ,  Tae Jin LEE ,  Jong Mo SUNG ,  Kyeong Ok KANG ,  Jeong Il SEO ,  Dae Young JANG ,  Yong Ju LEE ,  Jin Woong KIM

IPC: H04S3/00

Abstract: An audio encoding apparatus and method that encodes hybrid contents including an object sound, a background sound, and metadata, and an audio decoding apparatus and method that decodes the encoded hybrid contents are provided. The audio encoding apparatus may include a mixing unit to generate an intermediate channel signal by mixing a background sound and an object sound, a matrix information encoding unit to encode matrix information used for the mixing, an audio encoding unit to encode the intermediate channel signal, and a metadata encoding unit to encode metadata including control information of the object sound.

公开(公告)号：US20190318453A1

公开(公告)日：2019-10-17

申请号：US16155660

申请日：2018-10-09

Applicant: Electronics and Telecommunications Research Institute

Inventor： Soon Heung JUNG ,  Yong Ju CHO ,  Jeong Il SEO

IPC: G06T3/40 ,  G06T7/33 ,  G06T3/00

Abstract: Disclosed is an apparatus and method of generating a stitched image. A method of generating a stitched image according to the present disclosure includes: obtaining a plurality of input images; determining whether or not a parallax problem occurs between overlapping areas of the obtained input images; updating a predetermined look-up table according to the determination; and generating a stitched image by applying the updated look-up table to the input images.

公开(公告)号：US20180301155A1

公开(公告)日：2018-10-18

申请号：US16011249

申请日：2018-06-18

Applicant: Electronics and Telecommunications Research Institute

Inventor： Jeong Il SEO ,  Seung Kwon BEACK ,  Dae Young JANG ,  Kyeong Ok KANG ,  Tae Jin PARK ,  Yong Ju LEE ,  Keun Woo CHOI ,  Jin Woong KIM

IPC: G10L19/008

CPC classification number: G10L19/008 ,  H04S3/00

Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.