Patent ID: 11861079
Assignee: PRIMAX ELECTRONICS LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC F  G

Claim 4:
5. The luminous touch pad module according to claim 3, wherein the touch sensing circuit board comprises a first surface and a second surface, and the first surface and the second surface are opposed to each other, wherein the first surface of the touch sensing circuit board is arranged between the first light guide plate and the second surface of the touch sensing circuit board, the at least one first light-emitting element is installed on the first surface of the touch sensing circuit board, the at least one second light-emitting element is installed on the second surface of the touch sensing circuit board, and the at least one third light-emitting element is installed on the second surface of the touch sensing circuit board and located beside the at least one second light-emitting element.