All about Telecommunication Paper » Cellular System

1st CDMA 2000 1x EV-DO Rev B Network in the world

atics — Wed, 13 Jan 2010 17:20:44 +0000

Broadband Internet network technology based Code Division Multiple Access (CDMA) Evolution Data Optimized (EVDO) Rev B has been present in the commercial for the first time in the world through Bali, Indonesia. The service is launched by the CDMA Wireless Service provider Smart Telecom which use Base Transceiver Station (BTS) from China’s ZTE [...]

What causes Dropped mobile phones Calls ?

atics — Sun, 10 Jan 2010 17:24:25 +0000

When you are using your mobile phones for an important call to your business partner, friends or maybe your girlfriend and suddenly having phone signal drop. This is technical issues in mobile operator network which can make dropped calls during mobile phone usage. As you know that mobile phone signal you have is [...]

GoS and QoS in Telecommunication network

atics — Mon, 04 Jan 2010 16:27:28 +0000

In telecommunication world, the quality of voice service specified by two factors : GOS ( Grade of Service ) and QOS ( Quality of Service ). The Grade of Service can be measured using different sections of a network. When a call is routed from one end to another, it will pass through several [...]

Security in GSM defeated by hacker ?

atics — Wed, 30 Dec 2009 17:13:20 +0000

From New York times, A German enginner Karsten Nohl claimed that he’d already defeated by deciphering and showing weakness in GSM security which used in almost cellular system in worldwide in chaos Communication Congress. The Chiphering algorithm known as A5 claimed weak and no secure anymore. As we know that GSM standard using A5 [...]

Wireless VS Mobile concept

atics — Sat, 26 Dec 2009 16:55:41 +0000

I am interesting when listening to some conversation about wireless and mobile concept. Sometimes they are mixed to wireless mobile. But the question we should ask is there any different between wireless and mobile ? This question comes from any fact that wireless communication grows rapidly at the moment. The technology offers fast development, [...]