Patent ID: 8317384
Filing Date: 2012-11-27
Classification: B29D,G02B,H01H,H04M

Abstract:
1. A light guide comprising: a light interface surface to receive light into the light guide from a light source; top and bottom surfaces, wherein the light received through the light interface surface reflects according to total internal reflection (TIR) within the light guide between portions of the top and bottom surfaces; a surface feature pattern to disrupt the TIR and to scatter at least some of the light outside of at least one surface of the top and bottom surfaces; and a cut line to redirect at least some of the light from a first direction to a second direction within the light guide, wherein the first direction is a direction other than towards the surface feature pattern, and the second direction is a direction substantially towards the surface feature pattern according to the TIR, and wherein the cut line comprises: