Cree, Inc., Durham, NC., and Ledvance, Wilmington, MA, said they’ve signed a cross-license agreement under which Cree will receive ongoing royalty payments and a royalty-free license to Ledvance’s patent portfolio and Ledvance will receive a license to Cree’s portfolio of patents related to LED light bulbs and LED luminaires, Cree said in a release. The licensed patents address various aspects of forming an LED light including optics, heat management, LED power and control, LED light efficiency and light color and uniformity. Certain Cree patents that cover Cree’s networked lighting technology (SmartCast) and color mixing technology (TrueWhite) were excluded from the license.