Toshihisa Ozawa

According to our database, Toshihisa Ozawa authored at least 13 papers between 1990 and 2022.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2022

Tail asymptotics in any direction of the stationary distribution in a two-dimensional discrete-time QBD process.

Toshihisa Ozawa

Queueing Syst. Theory Appl., 2022

2021

Asymptotic properties of the occupation measure in a multidimensional skip-free Markov-modulated random walk.

Toshihisa Ozawa

Queueing Syst. Theory Appl., 2021

2019

Stability condition of a two-dimensional QBD process and its application to estimation of efficiency for two-queue models.

Toshihisa Ozawa

Perform. Evaluation, 2019

2018

Exact asymptotic formulae of the stationary distribution of a discrete-time two-dimensional QBD process.

Toshihisa Ozawa, Masahiro Kobayashi

Queueing Syst. Theory Appl., 2018

2014

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

2013

Asymptotics for the stationary distribution in a discrete-time two-dimensional quasi-birth-and-death process.

Toshihisa Ozawa

Queueing Syst. Theory Appl., 2013

2006

Sojourn time distributions in the queue defined by a general QBD process.

Toshihisa Ozawa

Queueing Syst. Theory Appl., 2006

2005

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

2003

Bounds of performance measures in large-scale mobile communication networks.

Toshiomi Takahashi, Toshihisa Ozawa, Yukio Takahashi

Perform. Evaluation, 2003

2000

A measurement-based performance evaluation method for IP networks and its implementation.

Keisuke Ishibashi, Takumi Kimura, Toshihisa Ozawa

Telecommun. Syst., 2000

1997

Waiting time distributions in a two-queue model with mixed exhaustive and gated-type K-limited services.

Toshihisa Ozawa

Proceedings of the Performance and Management of Complex Communication Networks, 1997

1992

Analysis of a Multiqueue Model for an ISDN Access Interface.

Toshihisa Ozawa

Perform. Evaluation, 1992

1990

Alternating Service Queues with Mixed Exhaustive and K-Limited Services.

Toshihisa Ozawa

Perform. Evaluation, 1990