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The Market perspective and forecast of 3G SMSC and MMSC For more information, please contact [email protected] 1 Table of Contents Brief introduction of CDMA system................................................................................…

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Chapter 1: 1. The AMPS system began operation in the ------------band . a) 500 MHz b) 30 KHz c)800 MHz d)45 MHz 2. In AMPS --------- number of channels are used by the MS…