Patent ID: 8890014
Filing Date: 2014-11-18
Classification: G02B,G06F,H01H

Abstract:
1. A luminous keyboard, comprising: a membrane wiring board comprising plural membrane switches; plural keys for correspondingly triggering the plural membrane switches, a light guide plate module disposed under the membrane wiring board, wherein the light guide plate module comprises: at least one light-emitting element for providing a light beam to the light-guiding layer, wherein when the light beam is projected onto the at least one light diffusion structure, the light beam is scattered by the at least one light diffusion structure, and the scattered light beam is advanced within a space between the first reflective layer and the second reflective layer, wherein when the scattered light beam is projected onto one of the light-guiding dots, the light beam is directed to the corresponding light-outputting region of the plural light-outputting regions, so that the light beam is transmitted through the corresponding light-outputting region and directed to the corresponding key.