GSM Vs CDMA - A Comparative Study

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Case Details:

Case Code : MISC008
Case Length : 12 Pages
Period : 1997 - 2003
Pub Date : 2003
Teaching Note : Available
Organization : -
Industry : Telecom and Broadband
Countries : -

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This case study was compiled from published sources, and is intended to be used as a basis for class discussion. It is not intended to illustrate either effective or ineffective handling of a management situation. Nor is it a primary information source.

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Introduction

The world's first cellular networks¹ introduced in the early 1990s, used analog² radio transmission technologies. Within a few years, millions of subscribers signed up for service provided by the cellular networks, and demanded more and more airtime³. As a result, dropped calls and network busy signals became common in many areas.

To accommodate more calls within the limited amount of radio spectrum⁴ available, the industry developed a digital⁵ wireless technology called GSM (Global System for Mobile Communication).

Today, most of the cellular phones in the world, outside the U.S., use GSM technology. GSM, one of the oldest technologies used by the cellular industry, is considered to be very dependable technology...

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Excerpts >>

1] A network that supports mobile communication, and is divided into sells each one having a base station. The base station supports broadcast communication within the cell.
2] A way of transmitting data by which information is encoded into radio waves. Analog networks have limited call carrying capacity.
3] The actual time spent using a wireless phone.
4] The entire spectrum of frequencies used for communications---includes frequencies used for radio, radar and television.
5] A way of transmitting data by which information is encoded into zeroes and ones.

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