To face up the rapid development of Internet services with even more growing needs in terms of quality of service and bandwidth, we introduce in this paper an accelerated signalling capability for the ATM network. As a preliminary, we draw attention to the fact that cell spacing can regulate the dynamics of TCP over ATM if the spacing period is adequately chosen. Then, we propose to associate w...

The goal of this report is to show how the multicarrier character of OFDM based wireless networks can be exploited when implementing multihopping. When it is not possible to establish a connection between a base station and a wireless terminal or when this connection is not of a satisfactory quality, multihopping can be used. In this report it is shown that with only a few multihopping nodes th...

The connection of ad-hoc networks to the Internet is typically established via gateways. To start an Internet connection, in a first step gateways have to be discovered by the mobile nodes within the ad-hoc cluster. Several gateway selection schemes have been proposed that select gateway nodes based on a single Quality of Service parameter, link capacity, link quality, path availability period,...

The main purpose of this study is to investigate how voice is realized by Iranian EFL learners in persuasive English and Persian text types. This discourse-related notion is a required criterion for writing acceptable English. However, L2 learners from cultures other than English might face problems in realizing it, or even ignore it all through their writing. In this connection, the present st...

Background and aims: Nurses are particularly susceptible to burnout. Nursing staffs are in face to a relatively stressful work environment, high mental and physical pressure, irregular scheduling or shifting, limited job promotion, and socio-emotional pressures in connection with the patients and partners. This study aimed to assess the quality of work life (QWL) and its association with "job b...

The main purpose of this study is to investigate how voice is realized by Iranian EFL learners in persuasive English and Persian text types. This discourse-related notion is a required criterion for writing acceptable English. However, L2 learners from cultures other than English might face problems in realizing it, or even ignore it all through their writing. In this connection, the present st...

quality of sleep and its correlating factors in residents of kahrizak nursing home     aliasgharpoor m [1] , eybpoosh s [2] *     received: 15may, 2011 accepted: 27july, 2011     abstract   background & aims : information on sleep quality of elderly people and its correlating factors helps to develop proper strategies to minimize or maximize their effect. this study was conducted as little is k...