Super-frame based source controlled variable rate coding using approximated trellis diagram. - Kei Kikuiri; Nobuhiko Naka; Tomoyuki Ohya (ICASSP (2), 2003)

Variable bit rate control with trellis diagram approximation. - Kei Kikuiri; Nobuhiko Naka; Tomoyuki Ohya (INTERSPEECH, 2003)

Phase-modification for improving efficiency of audio coders. - Kei Kikuiri; Nobuhiko Naka; Tomoyuki Ohya (MMSP, 2004)

Composite Permutation Coding with Simple Indexing for Speech/Audio Codecs. - Shinya Abe; Kei Kikuiri; Nobuhiko Naka (ICASSP (4), 2007)

Low-complexity Bandwidth Extension in MDCT domain for low-bitrate speech coding. - Kosuke Tsujino; Kei Kikuiri (ICASSP, 2009)

A packet loss recovery technique with line spectral frequency modification in 3GPP EVS codec. - Kimitaka Tsutsumi; Kei Kikuiri; Jérémie Lecomte (GlobalSIP, 2015)

Overview of the EVS codec architecture. - Martin Dietz; Markus Multrus; Vaclav Eksler; Vladimir Malenovsky; Erik Norvell; Harald Pobloth; Lei Miao 004; Zhe Wang; Lasse Laaksonen; Adriana Vasilache; Yutaka Kamamoto; Kei Kikuiri; et al. (ICASSP, 2015)

Enhanced time domain packet loss concealment in switched speech/audio codec. - Jérémie Lecomte; Adrian Tomasek; Goran Markovic; Michael Schnabel; Kimitaka Tsutsumi; Kei Kikuiri (ICASSP, 2015)

Packet-loss concealment technology advances in EVS. - Jérémie Lecomte; Tommy Vaillancourt; Stefan Bruhn; Hosang Sung; Ke Peng; Kei Kikuiri; Bin Wang; Shaminda Subasingha; Julien Faure (ICASSP, 2015)