The newly updated sensor thus saves costs by reducing significant amounts of silicon, yet maintains full compatibility with most baseband processors today.

ENGADGET: OmniVision unveils 5MP BSI sensor that takes low light cameras further into the entry level

After Alberto Herrera , chief executive of fledgling wireless-sensor network company Medida , pitched his firm to a panel of four top-tier Silicon Valley venture capitalists--in front of a standing-room-only crowd of some 350 people-- Josh Stein of venture capital firm Draper Fisher Jurvetson was so impressed that he asked Herrera to set up a meeting.

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