A look at some flexible batteries that could power iWatch [video]

Prologium-Smartwatch-Battery-2

Shortly after an Apple patent for a flexible battery design suitable for the rumored iWatch was published, German site MobileGeeks has shown off a real-life example of a fully-flexible, watchstrap-sized battery from Taiwanese company ProLogium.

Flexible Printed Circuits (FCP), where components are mounted on a bendable plastic substrate, have existed for several years, but until recently the batteries were the stumbling block. The patent shown by Apple still appeared to show rigid batteries mounted on an FCP. FCP Ceramic Lithium Batteries are the latest version of this technology, allowing the batteries themselves to be flexible. A quick video look after the break:

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