A week in tech

A round-up of all the latest tech news.

Japan

Hardware

Canon Inc. has developed a colour LCD liquid crystal display that runs on about 30% less power than conventional LCDs. Unlike existing LCDs, which need to combine red, green and blue filters to reproduce other colours, Canon's new device requires just green and magenta filters. And because colour filters are the main cause of light loss in LCDs, one less filter translates into power savings. The new...

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