Sprint says 4G technology can be up to 10 times faster than 3G, making it a good fit for bandwidth-intensive applications like streaming video, transmitting medical images and e-mailing training manuals.

FORBES: Sprint Says First 4G Handset Will Launch By Summer

That works well for transmitting video on iPads and iPhones.

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With 802.11a, the wireless technology currently favored by Sony (nyse: SNE - news - people ) for transmitting video and music on wireless home networks, the signal spectrum used is in the 5 gigahertz range.

FORBES: Magazine Article

Additional devices and exclusive services that take advantage of this high-speed HSDPA network, such as transmitting full motion video and providing ultra-fast audio, will be available in 2006.

FORBES: Magazine Article

When it comes to data transmission and streaming video, what you really want to provide good service is many, many small microcells transmitting service at high bandwidths.

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The chief of Kynikos Associates warned that the video game retailer is in a business being destroyed by digital distribution as the cost of transmitting and storing bits of information heads toward zero.

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