BACKGROUND The Hookup is a collaborative project reaching young people in California with valuable sexual and reproductive health information and linkage to local resources. Due to limited access to subscriber contact information, it has been a challenge to evaluate the program. OBJECTIVE The aims of this study were to determine the feasibility of using text messaging (short message service, ...

While customer satisfaction and loyalty regarding most physical goods and services have been well explored in academic literature, there exists little research on these factors with respect to mobile telecommunications services. Nevertheless, standardized satisfaction measures are suggested to be useful for various telecom-industry stakeholders. However, such a global standard measure of satisf...

In recent months a new generation of mobile messaging and VoIP applications for smartphones was introduced. These services offer free calls and text messages to other subscribers, providing an Internet-based alternative to the traditional communication methods managed by cellular network carriers such as SMS, MMS and voice calls. While user numbers are estimated in the millions, very little att...

This paper proposes a modified Genetic Programming method for forecasting the mobile telecommunications subscribers’ population.Themethod constitutes an expansion of the hybridGenetic Programming (hGP)method improved by the introduction of diffusion models for technological forecasting purposes in the initial population, such as the Logistic, Gompertz, and Bass, as well as the Bi-Logistic and L...

Recent communications environment significantly expand the mobile environment. Prepaid mobile services for 3G networks enables telecommunication to sign up new users by utilizing the latest in converged billing technologies. The worldwide mobile communication market is exploding, and 50 percent of subscribers are expected to use prepaid billing . Prepaid services are driving mobile communicatio...

INTRODUCTION Mobile phones are ubiquitous. There are over 2.5 billion mobile phone subscribers world wide. It is not uncommon for mobile phones to be the first object that people interact with in the morning and they are quite often one of the last things people interact with in the evening before going to sleep [3]. Though mobile phones play a significant role in the daily lives of billions of...

The LTE technology offers versatile mobile services that use different numbers of resources. This enables operators to provide subscribers or users with differential quality of service (QoS) to boost their satisfaction. On one hand, LTE operators need to price the resources high for maximizing their profits. On the other hand, pricing also needs to consider user satisfaction with allocated reso...

In Pakistan, the VoIP service is gaining popularity. By the end of 2014, the total number of broadband subscribers exceeded 3.35 million and the total number of mobile 3G subscribers were approximately 4 million. The service providers in Pakistan continue to invest in infrastructure and supporting regulatory policies fueling the development of infrastructure. It is expected that such an environ...

In recent years, there has been considerable interest among people to use short message service (SMS) as one of the essential and straightforward communications services on mobile devices. The increased popularity of this service also increased the number of mobile devices attacks such as SMS spam messages. SMS spam messages constitute a real problem to mobile subscribers; this worries telecomm...

Vestibular schwannomas grow in the region within the brain where most of the energy by radiofrequency electromagnetic fields from using mobile phones is absorbed. The authors used 2 Danish nationwide cohort studies, one a study of all adult Danes subscribing for a mobile phone in 1995 or earlier and one on sociodemographic factors and cancer risk, and followed subjects included in both cohorts ...