包含增强数据速率技术，可以用更高的速度传输数据。

Includes Enhanced data Rate technology to transmit data at higher speeds.

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高速下行分组接入(HSDPA)作为WCDMA的增强技术，大大提高了下行数据速率。

As an enhanced technology of WCDMA, HSDPA has greatly increased the transmission rate of downstream data.

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例如，在UMTS标准中，用于高速数据的增强专用信道(E - DCH)，最高脉冲速率对应于4或2个码片。

For example, in the UMTS standard, an enhanced dedicated channel (E-DCH) for high speed data, the highest burst rate corresponds to 4 or 2 chips.

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