Text messaging and instant messaging are similar because they are both used to send text messages. However, text messaging ("texting") uses the cellular phone service, whereas instant messaging ...

Exchanging text messages in real time between two or more people logged into an instant messaging (IM) service. Unlike email, messages are sent immediately, whereas email can be queued up in a mail ...

MANHASSET, N.Y. – A trio of cell phone giants this week announced plans to define universal specifications for mobile instant-messaging services. Ericsson, Motorola and Nokia said their Wireless ...

Text Messaging - also called SMS (Short Message Service) - allows short text messages to be sent and received on a mobile phone. Messages can be sent from one phone to another by addressing the ...

Unified messaging (UM) enables access to faxes, voice mail and e-mail from a single mailbox that users can reach either by telephone or a computer equipped with speakers. Computer users can select and ...