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。

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And since the modules from Intel and Nokia will not hit the market until the latter part of 2007, many believe that by then, the market will already be moving to even higher-speed networks such as WiMax and another technology known as High Speed Uplink Packet Access (HSUPA).

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