Patent ID: 7522146

Claim:
The scanning-line selecting circuit comprising basic circuits connected with each other over plural stages, wherein each of said basic circuits comprises a basic scanning-line driving circuit and a voltage raising circuit, said basic scanning-line driving circuit including a basic scanning-signal input terminal and an output terminal, said voltage raising circuit including a selecting-signal input terminal, a charge-pulse input terminal, and a discharge-pulse input terminal, said voltage raising circuit driving said basic scanning-line driving circuit, wherein, said voltage raising circuit further comprises a charge element, a voltage-raising capacitor, and a discharge element, said basic scanning-line driving circuit further comprising a scanning-line driving element, a first terminal of said charge element being connected to said selecting-signal input terminal, a gate terminal thereof being connected to said charge-pulse input terminal, a second terminal thereof being connected to a gate terminal of said scanning-line driving element, a first terminal of said voltage-raising capacitor, and a first terminal of said discharge element, a first terminal of said basic scanning-line driving element being connected to said basic scanning-signal input terminal, a second terminal thereof being connected to a second terminal of said voltage-raising capacitor and a second terminal of said discharge element and forming said output terminal, a gate terminal of said discharge element being connected to said discharge-pulse input terminal.