Patent ID: 11914809
Assignee: CHICONY POWER TECHNOLOGY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. An illuminated trackpad, comprising:
a substrate;
a light guide plate disposed under the substrate and comprising a plurality of light guide units and a plurality of through holes, each of the light guide units being composed of a plurality of light guide microstructures and substantially in shape of a strip or a line, wherein the through holes are respectively arranged on one side of the light guide units;
a circuit board disposed under the light guide plate, the circuit board having a touch surface and a non-touch surface, the touch surface having a touch area, a plurality of sensing electrodes being disposed on the touch area; and
a plurality of light-emitting elements disposed on the circuit board and respectively accommodated in the through holes;
wherein after lights emitted by the light-emitting elements enter the light guide plate through inner walls of the through holes, the lights are guided upward by the light guide units to pass through the substrate and exit.