HDMI Light V2: Open-Hardware FPGA-Based Clone of Philips Ambilight (2014)
Something similar to this was commercialized as lightpack: <a href="https://lightpack.tv" rel="nofollow">https://lightpack.tv</a><p>The first version of lightpack was usb driven, and it’s software (prismatik) is open source: <a href="https://github.com/woodenshark" rel="nofollow">https://github.com/woodenshark</a>