Papers

MPEG-H 3D Audio Decoder Structure and Complexity Analysis

Domestic Journal
2016~2020
작성자
한혜원
작성일
2017-02-01 02:09
조회
1285
Authors : Hyeongi Moon, Young-cheol Park, Yong Ju Lee, Young-soo Whang

Year : 2017

Publisher / Conference : 한국통신학회논문지

Volume : 42, 제 2호

Page : 432-443

The primary goal of the MPEG-H 3D Audio standard is to provide immersive audio environments for high-resolution broadcasting services such as UHDTV. This standard incorporates a wide range of technologies such as encoding/decoding technology for multi-channel/object/scene-based signal, rendering technology for providing 3D audio in various playback environments, and post-processing technology. The reference software decoder of this standard is a structure combining several modules and can operate in various modes. Each module is composed of independent executable files and executed sequentially, real time decoding is impossible. In this paper, we make DLL library of the core decoder, format converter, object renderer, and binaural renderer of the standard and integrate them to enable frame-based decoding. In addition, by measuring the computation complexity of each mode of the MPEG-H 3D-Audio decoder, this paper also provides a reference for selecting the appropriate decoding mode for various hardware platforms. As a result of the computational complexity measurement, the low complexity profiles included in Korean broadcasting standard has a computation complexity of 2.8 times to 12.4 times that of the QMF synthesis operation in case of rendering as a channel signals, and it has a computation complexity of 4.1 times to 15.3 times of the QMF synthesis operation in case of rendering as a binaural signals.
전체 344
264 Domestic Conference 김정규, 박영철, 강홍구 "저사양 TV 사운드 설계환경을 위한 IIR 필터 기반 주파수 등화기" in 대한전자공학회 학술대회, 2017
263 International Conference Jinkyu Lee, Keulbit Kim, Turaj Shabestary, Hong-Goo Kang "Deep bi-directional long short-term memory based speech enhancement for wind noise reduction" in HSCMA, 2017
262 International Conference JeeSok Lee, Soo-Whan Chung, Min-Seok Choi, Hong-Goo Kang "A study on search grid points for data-driven 3-D beamsteering" in HSCMA, 2017
261 Domestic Journal Ji-ho Seo, Dae Hee Youn, Young-Cheol Park "A Method of Designing Low-power Feedback Active Noise Control Filter for Headphones/Earphones" in 한국통신학회논문지, vol.10, 제 1호, pp.57-65, 2017
260 Domestic Journal Hyeongi Moon, Young-cheol Park, Yong Ju Lee, Young-soo Whang "MPEG-H 3D Audio Decoder Structure and Complexity Analysis" in 한국통신학회논문지, vol.42, 제 2호, pp.432-443, 2017
259 International Conference Young-Sun Joo, Won-Suk Jun, Hong-Goo Kang "Efficient deep neural networks for speech synthesis using bottleneck features" in APSIPA, 2016
258 Domestic Journal 문현기, 박영철, 황영수 "위상 일치와 가변 지수 감쇠 가중치 부여 방법이 적용된 가상 저음 시스템" in 방송공학회논문지, vol.21, 제 6호, pp.889-898, 2016
257 International Conference Ji-ho Seo, Young-cheol Park, Dae Hee Youn "Design of feedback active noise control system based on a constrained optimization for headphone/earphone applications" in IEEE International Conference on Consumer Electronics-Asia (ICCE-Asia), 2016
256 International Conference Haemin Yang, Kyungguen Byun, Youngsu Kwak, Hong-Goo Kang "Parametric-based non-intrusive speech quality assessment by deep neural network" in 21th International Conference on Digital Signal Processing (DSP), 2016
255 International Conference Jin-Seob Kim, Young-Sun Joo, Inseon Jang, ChungHyun Ahn, Jeongil Seo, Hong-Goo Kang "A pitch-synchronous speech analysis and synthesis method for DNN-SPSS system" in 21th International Conference on Digital Signal Processing (DSP), 2016