Alternating Service Queues with Mixed Exhaustive and K-Limited Services. - Toshihisa Ozawa (Perform. Evaluation, 1990)

Analysis of a Multiqueue Model for an ISDN Access Interface. - Toshihisa Ozawa (Perform. Evaluation, 1992)

Waiting time distributions in a two-queue model with mixed exhaustive and gated-type K-limited services. - Toshihisa Ozawa (PMCCN, 1997)

A measurement-based performance evaluation method for IP networks and its implementation. - Keisuke Ishibashi; Takumi Kimura; Toshihisa Ozawa (Telecommun. Syst., 2000)

Bounds of performance measures in large-scale mobile communication networks. - Toshiomi Takahashi; Toshihisa Ozawa; Yukio Takahashi (Perform. Evaluation, 2003)

Method of Bandwidth Dimensioning and Management for Aggregated TCP Flows with Heterogeneous Access Links. - Ryoichi Kawahara; Keisuke Ishibashi; Tatsuya Mori; Toshihisa Ozawa; Takeo Abe (IEICE Trans. Commun., 2005)

Sojourn time distributions in the queue defined by a general QBD process. - Toshihisa Ozawa (Queueing Syst. Theory Appl., 2006)

Asymptotics for the stationary distribution in a discrete-time two-dimensional quasi-birth-and-death process. - Toshihisa Ozawa (Queueing Syst. Theory Appl., 2013)

Asymptotics for the sojourn time distribution in the queue defined by a general QBD process with a countable phase space. - Toshihisa Ozawa (Queueing Syst. Theory Appl., 2014)

Exact asymptotic formulae of the stationary distribution of a discrete-time two-dimensional QBD process. - Toshihisa Ozawa; Masahiro Kobayashi (Queueing Syst. Theory Appl., 2018)

Stability condition of a two-dimensional QBD process and its application to estimation of efficiency for two-queue models. - Toshihisa Ozawa (Perform. Evaluation, 2019)

Asymptotic properties of the occupation measure in a multidimensional skip-free Markov-modulated random walk. - Toshihisa Ozawa (Queueing Syst. Theory Appl., 2021)

Tail asymptotics in any direction of the stationary distribution in a two-dimensional discrete-time QBD process. - Toshihisa Ozawa (Queueing Syst. Theory Appl., 2022)