This message was posted on behalf of Intel Corporation
I understand you installed Ubuntu* on your Pipo w1s Tablet, and you are getting distorted image.
Let me apologize for any inconvenience this issue may be causing to you.
What happens is that graphics drivers for Linux* are provided by the Linux* Community directly. I recommend contacting Ubuntu* Community so they can provide proper driver.
This link will give you more information about graphics drivers for Linux* http://www.intel.com/content/www/us/en/support/graphics-drivers/000005520.html