Short Message Service (SMS)

SMS stands for short message service. Mostly it is available in digital phones but it is becoming poplar in other devices as well. Some people call it a “text message” or simply “message” and more precisely also called txt. It’s really a quick way to send a little message to your friends and family members. …

Read more about Short Message Service (SMS)

Multimedia Messaging Service

Multimedia Messaging Service was developed by third generation (3G) project. It is a communication technology that is used to send multimedia messages on the compatible phones. Its is an enhanced form of short message service (SMS). MMS made possible to send pictures, audio and video clips in addition to text. The first MMS compatible phone …

Read more about Multimedia Messaging Service

SIM (Subscriber Identity Module)

SIM, subscriber identity module, is a smart chip for mobile phones which is used in all GSM and 3G networks. In 3G it is called USIM. It’s also used in some version of CDMA. The SIM is identified on their network by their unique IMSI (International Mobile Subscriber Identity) number. Description SIM is behaving like …

Read more about SIM (Subscriber Identity Module)