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To: HECTOR RUBERT who wrote (51515)11/23/1999 11:40:00 AM
From: SKIP PAUL  Respond to of 152472
 
Advantages of CDMA (from 1999 10K)
The Company's CDMA technology provides the following advantages over analog technology and the other digital technologies:

Increased Capacity. The Company's CDMA technology allows a greater number of calls within the allocated frequency than other systems, thus increasing subscriber capacity for each antenna sector to as much as 10 to 20 times the current analog systems and at least three to four times TDMA/GSM-based systems. The Company believes future products in development will support even greater
capacity enhancements.


Higher Quality. There are inherent quality advantages in the Company's CDMA technology that result in a consistently higher quality voice and data transmission throughout the coverage area for mobile and fixed wireless telephone operations.

Fewer Dropped Calls. The Company's CDMA technology allows for "soft
hand-off" when a user switches from one cell site to another, thus reducing the number of dropped calls compared to analog and TDMA/GSM systems.

Enhanced Privacy and Data Transmission. Because calls made over CDMA
systems are low power, wide band and coded, the Company's CDMA technology inherently provides greatly improved privacy for users and virtually error free data transmission.

Lower Power and Extended Talk Time. The Company's proprietary power control system constantly monitors and adjusts mobile telephone power output to the minimum level required to achieve high quality voice or data transmission. As a result, the average transmitted power required for CDMA is typically reduced from one-twenty-fifth to one-thousandth of the power required for analog
systems. Lower average transmitted power results in longer talk time and lighter
weight, lower cost portable phones.


Lower Infrastructure Costs and Easier Transition. CDMA systems can achieve the same level of coverage as the current analog or TDMA/GSM based systems using fewer cells, reducing overall infrastructure cost and the subsequent maintenance
cost of CDMA systems.