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Monday, September 15, 2008

Advasense Announces 1.4um Feedback Controlled Pixel

Yahoo: Advasense, a start-up company from Israel, announces its first product - 5MP 1/4" sensor based on 1.4um Feedback Control Pixels. This technique is said to improve the pixel performance because charge transfers and fully pinned photodiodes are not required. The sensor is intended for mainstream camera phone applications.

There are three advantages claimed:

  • High DR of 70dB
  • On-Chip integrated image stabilization "using the pixel array as a memory array to compensate for inadvertent hand motions".
  • Low red crosstalk and high QE

Advasense use deep photodiodes with full well "comparable with, or better than the capacity of 2.8-3.2um pixels." - This looks like a major achievement, as full well is one of the top limiting factors in pixel scaling.

So, we are finally seeing a start-up company coming with small pixels to compete with big guys.

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