The RealD Format combines left eye and right eye 3D image streams into a single channel for delivery of high-definition progressive or interlaced 3D video using today's Internet or broadcast infrastructure, including existing PCs, HD set-top boxes and DVRs, to any 3D-enabled display type.

ENGADGET: PopBox licenses RealD's side by side frame compatible 3D format

And it does so progressively, line by line, rather than the odd-then-even-lines interlaced scheme of standard video that can cause subtle motion glitches.

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