In early days the mobile phones are considered to perform only telecommunication operation. This scenario of mobile phones as communication devices changed with the emergence of a new class of mobile devices called the smart phones. These smart phones in addition to being used as a communication device are capable of doing things that a computer does. In recent times the smart phone are becomin...

The study investigated the roles of different stakeholders influencing the use of mobile phones in accessing agricultural information in Tanzania. While information is becoming an important ingredient in agriculture, farmers in Tanzania suffer the problem of lacking access to agricultural information. Promisingly, mobile phone technology has become the most valued infrastructure which gives peo...

1. In mobile computing, my vision is to translate mobile phones into a platform for people-centric sensing and computing. As of today, mobile phones are primarily viewed as a device for personal communication and entertainment. I am developing technologies and applications that conceive mobile phones as densely deployed sensors, enabling new ways of perceiving the world around us. Our early wor...

In this paper we present the preliminary measurement results of harvesting radio frequency(RF) energy from the mobile phones. The aim is to revolutionize the way mobile phones are being charged and paving a way of charging the future mobile phones through RF energy harvesting. In order to measure the amount of energy that can be harvested, mobile phones from two different manufactures namely As...

Nowadays Web based social networks are becoming more and more popular. As the functions of social networks are increasing it is reasonable to consider how mobile devices can connect to them. The paper is based on our experiences of implementing a Web based system which functions are available from mobile phones via Web services. A mobile client was also implemented that way the special abilitie...

The influence of radio frequency (RF) field orientation on specific absorption rate (SAR) in a human head is investigated in this paper. The amount of temperature raised in Human Head due to Mobile Phone usage with different frequency range is analyzed using a versatile electromagnetic field simulator based upon the Finite-Difference Time-Domain method (FDTD).The harmful effects of recent unbra...

Black Africans constitute a small proportion of previous audience research into mobile consumption. Most especially, the teenage Africans, who are most likely than adult Africans to adopt mobile phones, are under researched despite their increasing population and spending power in the UK in recent years. However, they constitute a distinct market for mobile phones with distinct preference for e...

Subsidizing is usually controlled and provided by governments and NGOs in many countries, and is considered as a strategic service. Subsidizing is important because it provides a means for needy customers to obtain certain services, they cannot afford paying their original prices. The revolution in the technology used in mobile phones and the wide use of these mobile phones, have led to the ide...

Advances in mobile technologies led to the development of various applications and games for mobile phones. Different types of context data provided by mobile phones have been used while developing different applications especially games for mobile devices. In this paper we introduce a context-aware platform called Gatherer, which is a system level platform for mobile phones that provides conte...