An Experiment in Integrated Digital Satellite Communications. - Yoshio Watanabe; Kenji Kohiyama; Masayoshi Inoue; Sakae Okubo; Mitsuji Matsumoto; Iwao Takaki (IEEE J. Sel. Areas Commun., 1983)

A Motion Picture Coding Algorithm Using Adaptive DCT Encoding Based on Coefficient Power Distribution Classification. - Yoichi Kato; Naoki Mukawa; Sakae Okubo (IEEE J. Sel. Areas Commun., 1987)

Video codec standardization in CCITT study group XV. - Sakae Okubo (Signal Process. Image Commun., 1989)

Hardware trials for verifying recommendation H.261 on p × 64 kbit/s video codec. - Sakae Okubo; Masahiro Wada; Mike D. Carr; Ali J. Tabatabai (Signal Process. Image Commun., 1991)

Requirements for high quality video coding standards. - Sakae Okubo (Signal Process. Image Commun., 1992)

Preface. - Geoff Morrison; Sakae Okubo; Didier J. LeGall (Signal Process. Image Commun., 1993)

Reference model methodology-A tool for the collaborative creation of video coding standards. - Sakae Okubo (Proc. IEEE, 1995)

MPEG-2 requirements, profiles and performance verification - Framework for developing a generic video coding standard. - Sakae Okubo; Ken McCann; Andrew Lippmann (Signal Process. Image Commun., 1995)

ITU-T Standardization of Audiovisual Communication Systems in ATM and LAN Environments. - Sakae Okubo; Stuart Dunstan; Geoff Morrison; Mike Nilsson; Hayder Radha; Dale L. Skran; Gary Thom (IEEE J. Sel. Areas Commun., 1997)

What does MPEG-4 mean to me. - Sakae Okubo (Signal Process. Image Commun., 1997)

Application Layer Multicast with Proactive Route Maintenance over Redundant Overlay Trees. - Yohei Kunichika; Jiro Katto; Sakae Okubo (PCM (3), 2004)

H.350 Directory Services. - Tyler Johnson; Sakae Okubo; Simão Ferraz de Campos Neto (RFC, 2004)

Proactive Route Maintenance and Overhead Reduction for Application Layer Multicast. - Tetsuya Kusumoto; Yohei Kunichika; Jiro Katto; Sakae Okubo (ICAS/ICNS, 2005)

A New Approach for the Construction of ALM Trees using Layered Coding. - Yohei Okada; Masato Oguro; Jiro Katto; Sakae Okubo (ICAS/ICNS, 2005)

Proactive Route Maintenance for Tree-Based Application Layer Multicast and Its Implementations. - Tetsuya Kusumoto; Jiro Katto; Sakae Okubo (IEICE Trans. Inf. Syst., 2006)

Efficient Construction in ALM with Assignment of Layered Degree and ALM-Bi-Cast. - Zhou Su; Masato Oguro; Yohei Okada; Jiro Katto; Sakae Okubo (CCNC, 2009)

Overlay tree construction to distribute layered streaming by application layer multicast. - Zhou Su; Masato Oguro; Yohei Okada; Jiro Katto; Sakae Okubo (IEEE Trans. Consumer Electron., 2010)