Patent ID: 8593826
Filing Date: 2013-11-26
Classification: G02B,H01L,H05K,Y10T

Abstract:
1. A memory module comprising: a printed circuit board including an embedded optical waveguide, a first optical window on a surface of the printed circuit board, and an optical reflector; and a memory package on the printed circuit board, the memory package including a memory die having an optical input/output section and a second optical window under the optical input/output section, the second optical window being an opening defined in the memory package, wherein the optical input/output section, the second optical window, and the first optical window are arranged in a line and the optical reflector is configured to at least one of reflect an optical signal output from the optical waveguide through the first optical window and the second optical window to the optical input/output section according to order of arrangement and reflect an optical signal output from the optical input/output section through the second optical window and the first optical window to the optical waveguide according to the order of arrangement.