The power amplifier efficiency of the new generation UMTS/HSDPA Node B reaches 33%, saving 32% of the electricity compared with conventional base stations.
Before operators can rejoice in fascinating high-speed experiences and increased revenues brought by HSDPA, they have to face up to the challenge of finding a viable solution to the sharp increase in transmission costs.
The birth of the baby brought young dad, Jackie, much excitement. Using a newly purchased 3G mobile phone, he was able to video and record many of the precious first moments of his son. How wonderful it would have been if his parents in hometown could have been there to see and hear the baby, and share his happiness. However, Hackie's dream will soon become a reality because of HSUPA service.
The introduction of High-Speed Downlink Packet Access (HSDPA) in the 3GPP R5 standard will greatly improve the bearer capacity of the mobile network and make the dream of multimedia communications, anytime and anywhere, come true. It will also, undoubtedly, play an instrumental role in leading the mobile network into the broadband operation era.
