Patent ID: 6160605
Filing Date: 2000-12-12
Classification: G09G

Abstract:
A display device provided with a display element including a common electrode group and a segment electrode group, a common bus board connected to said common electrode group, an upper segment bus board connected to said segment electrode group, an under segment bus board connected to said segment electrode group, and control means for providing said common bus board, said upper segment bus board and said under segment bus board with electric power supply, wherein said common bus board, said upper segment bus board and said under segment bus board, receiving the electric power supply from said control means, provide said common and segment electrode group with signals having predetermined wave forms, thereby effecting information display by said display element, wherein:a reference potential wiring at said common bus board and a reference potential wiring at said upper and under segment bus boards are connected directly through first wirings; anda reference potential wiring at an end of said upper segment bus board and a reference potential wiring at an end of said under segment bus board are connected directly through a second wiring.