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This handset prototype from DoCoMo features a bone-transmitting speaker. Users place the handset, designed like a ring, on a finger to make calls.
The battle over the successor to the DVD format is in full swing at Ceatec. On the one side is Blu-ray, supported by a host of companies including Sony. Shown here is a concept version of Sony's BD-ROM player.
Blu-ray is also finding a home in Sony's Vaio systems.