HSDPA HSDPA的意思|示意

The next step evolution of WCDMA is HSDPA, as a matter of fact, 3gpp has modified air interface mainly in two aspects, introducing HSDPA technology.

WCDMA的下一步演进是HSDPA，事实上，3gpp主要从两方面对空中接口作了改进，引入了HSDPA技术。

The research of HSDPA is valuable as HSDPA is a typical wireless packet access system. However, the Radio Resource Management is under development.

HSDPA作为一个典型的无线分组接入系统，具有重要的研究价值，但目前HSDPA的无线资源管理仍未成熟。

This article introduced the main technology of TD-HSDPA, and compared the same points and differences between W-HSDPA and TD-HSDPA in the physical layer.

本文主要详细介绍了TD-HSDPA的主要技术、分析了TD-HSDPA与W-HSDPA在物理层上的异同，并在此基础上阐述了TD-HSDPA从单载波到多载波的演进。

The HSDPA link estimate and system characteristics are analyzed and compared to traditional R99 packet service, and the relationship of throughput and coverage of HSDPA is gotten.

通过研究分析HSDPA的链路预算、系统特性，并与传统的R99分组业务做比较。得到HSDPA流量与覆盖的关系。

Network operators should consider upgrading to HSDPA for two basic reasons: HSDPA-enabled networks increase capacity, and increased capacity allows operators to offer richer services to more people.

网络运营商必须升级到HSDPA的原因有两个：HSDPA网络能扩大容量，而更大的容量可以让运营商为更多用户提供更丰富的服务。