Instant messaging (IM) services have grown dramatically in recent years. In telephone networks, short message service keeps dominating mobile data services. As the rise of nomadic need, to bridge both messaging services is becoming a promising niche. In this paper we propose an infrastructure, based on the XML-based protocol, XMPP, to simplify the interconnections and enable the legacy handsets...

Designing usability lab tests of instant-messaging services, whether conducted on a hand-held device or a computer, presents unique challenges for the testing team. This presentation describes three instant-messaging studies and the technology and techniques used to instill realism and maintain rigor. INTRODUCTION Instant messaging, or IM, is a popular consumer and business tool that offers “re...

As mobile devices become more data-centric, text-messaging requires extension of telepresence capabilities for better interactive discussion between input/output-handicapped handheld users and their desktop counterparts. We are looking into the SIP Instant Messaging and Presence Leveraging Extensions to provide fast-track interactive and telepresence feedback for text messaging on handhelds in ...

Generally, handwriting can reflect writers’ personality, thoughts, and emotions, i.e., handwriting can deliver emotionand sincereness-embedded messages. However, texting messages and notes such as emails and instant messages replace handwriting letters and notes in communication due to the popularity and availability of mobile devices and personal computers. Furthermore, the commonly used input...

Many people started being concerned about their privacy in delivering private chats, photographs, contacts and other personal information through mobile instant messaging services. Fortunately, in the majority of mobile instant messaging services, encrypted communication channels (e.g., using the SSL/TLS protocols) are used by default to protect delivered messages against eavesdropping attacks....

The purpose of this paper was to investigate the effects of mobile instant messaging on collaborative learning processes and outcomes. The collaborative processes were measured in terms of different types of interactions. We measured the outcomes of the collaborations through both the students’ taskwork and their teamwork. The collaborative learning processes and outcomes in the Mobile Instant ...

We present a comparative study of mobile and conventional computing technologies applied to providing access to career guidance information to high school students from marginalised communities. Reported high availability of mobile technology amongst these users would be beneficial, but our NGO partner questioned feature phones’ applicability for consuming large quantities of information. We cr...