Overview of the EVS codec architecture
M Dietz, M Multrus, V Eksler… - … , Speech and Signal …, 2015 - ieeexplore.ieee.org
The recently standardized 3GPP codec for Enhanced Voice Services (EVS) offers new
features and improvements for low-delay real-time communication systems. Based on a …
features and improvements for low-delay real-time communication systems. Based on a …
Representations of the complex-valued frequency-domain LPC for audio coding
B Jo, S Beack - IEEE Signal Processing Letters, 2024 - ieeexplore.ieee.org
For decades, linear predictive (LP) analysis of the real-valued time-domain signals has been
developed for speech coding, analysis, and synthesis. Recently, the complex-valued …
developed for speech coding, analysis, and synthesis. Recently, the complex-valued …
PostGAN: A gan-based post-processor to enhance the quality of coded speech
The quality of speech coded by transform coding is affected by various artefacts especially
when bitrates to quantize the frequency components become too low. In order to mitigate …
when bitrates to quantize the frequency components become too low. In order to mitigate …
Improved error resilience for VOLTE and VOIP with 3GPP EVS channel aware coding
V Atti, DJ Sinder, S Subasingha… - … , Speech and Signal …, 2015 - ieeexplore.ieee.org
A highly error resilient mode of the newly standardized 3GPP EVS speech codec is
described. Compared to the AMR-WB codec and other conversational codecs, the EVS …
described. Compared to the AMR-WB codec and other conversational codecs, the EVS …
Pneumothorax
J Schnell - Thoraxchirurgie, 2021 - Springer
Der Pneumothorax wird aufgrund seiner Ätiologie in verschiedene Formen eingeteilt:
primärer und sekundärer Spontanpneumothorax, iatrogener und traumatischer …
primärer und sekundärer Spontanpneumothorax, iatrogener und traumatischer …
Encoder, decoder and method for encoding and decoding audio content using parameters for enhancing a concealment
J Lecomte, B Schubert, M Schnabel… - US Patent 10,878,830, 2020 - Google Patents
Described are an encoder for coding speech-like content and/or general audio content,
wherein the encoder is con figured to embed, at least in some frames, parameters in a …
wherein the encoder is con figured to embed, at least in some frames, parameters in a …
Power-weighted LPC formant estimation
R de Fréin - IEEE Transactions on Circuits and Systems II …, 2020 - ieeexplore.ieee.org
A power-weighted formant frequency estimation procedure based on Linear Predictive
Coding (LPC) is presented. It works by pre-emphasizing the dominant spectral components …
Coding (LPC) is presented. It works by pre-emphasizing the dominant spectral components …
Hybrid noise shaping for audio coding using perfectly overlapped window
B Jo, S Beack - 2023 IEEE Workshop on Applications of Signal …, 2023 - ieeexplore.ieee.org
In recent years, audio coding technology has been standardized based on several
frameworks that incorporate linear predictive coding (LPC). However, coding the transient …
frameworks that incorporate linear predictive coding (LPC). However, coding the transient …
Super-wideband bandwidth extension for speech in the 3GPP EVS codec
V Atti, V Krishnan, D Dewasurendra… - … , Speech and Signal …, 2015 - ieeexplore.ieee.org
This paper describes the time-domain bandwidth extension (TBE) framework employed to
code wideband and super-wideband speech in the newly standardized 3GPP EVS codec …
code wideband and super-wideband speech in the newly standardized 3GPP EVS codec …
A DNN based post-filter to enhance the quality of coded speech in MDCT Domain
Frequency domain processing, and in particular the use of Modified Discrete Cosine
Transform (MDCT), is the most widespread approach to audio coding. However, at low …
Transform (MDCT), is the most widespread approach to audio coding. However, at low …