Patent ID: 9704671
Date: 2017-07-11
CPC Classifications: H01H

Claim:
1. A luminous keyboard, comprising: a light guide layer having a first surface, a second surface opposite to the first surface, and a light incident surface connecting the first surface and the second surface; a light source disposed beside the light incident surface and generating a light beam to the light guide layer through the light incident surface; a reflecting layer disposed beside the first surface of the light guide layer; a circuit layer formed on the second surface of the light guide layer and having a plurality of switches; a key fixing plate fixed to the second surface of the light guide layer; a plurality of mechanical keys connected to the key fixing plate and disposed on the switches, each of the mechanical keys triggering the corresponding switch when being pressed; and a plurality of microstructures located on the second surface of the light guide layer and surrounding the switches, and the microstructures are not spatially overlapped with the switches, so as to guide the light beam in the light guide layer to the mechanical keys.