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Our online glossary is here to help you make sense of the terminology used in the cell phone industry. It covers mobile technologies, such as 3G and 4G, and even includes a bit of information on smartphone operating systems and the companies that make the cell phones and other mobile technology devices we all use.

What is "HSDPA"?

HSDPA stands for high-speed downlink packet access. It is an upgraded form of UMTS in that it allows for faster download speeds. Current implementations of HSDPA can achieve speeds as fast as 3.6Mbps, but future versions are expected to reach 14Mbps. Not to be confused with HSUPA, which is a UMTS upgrade that provides a greatly increased uplink connection for faster uploads.

Also known as: "High-Speed Downlink Packet Access"

See Also: UMTS, Mbps, HSUPA, uplink

Referred to by: 3GPP, HSPA, LTE, UMTS

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