HSDPA HSUPA的意思|示意

It is one of the key techniques in the high speed downlink packet access (HSDPA) and high speed uplink packet access (HSUPA).

混合自动重传请求是高速下行分组接入(HSDPA)和高速上行分组接入(HSUPA)中的关键技术。

HSDPA and HSUPA have now completed the agreements on standardization work and all manufacturers have invested in the product design and testing.

目前HSDPA和HSUPA都已完成了协议标准化工作，已经投入到了产品设计生产和测试环节。

HSUPA is the optimization and evolution for packet service in uplink direction. It is another great evolution of TD-SCDMA standard after HSDPA.

TD - HSUPA是上行链路方向针对分组业务的优化和演进，它是继TD - SCDMA HSDPA后，TD - SCDMA标准的又一次重要的演进。