Adaptation de la technique W-CDMA à Diff-Serv NTT DoCoMo became the first in the world to launch a next-generation mobile phone service that enables large-capacity communications. The W-CDMA mobile ...
EXPLOITING THE WIRELESS CHANNEL FOR COMMUNICATION separation of the mobile phone systems into (very roughly) CDMA and GSM ... system TD-SCDMA was pushed by the government, but networks and devices are.
AN OVERVIEW OF CDMA EVOLUTION TOWARD WIDEBAND CDMA characteristics, architecture and test results. ... The first generation wireless sys ... The CDMA was accepted to have advantages over the TDMA in terms of.