Electroluminescence device, electroluminescence apparatus, and production methods thereof

An electroluminescence device having a transistor substrate comprising a first substrate, first thin film transistors arranged along a plurality of rows and columns on said first substrate, gate lines provided for the respective rows on said first substrate, each gate line being a common line for connecting gates of first thin film transistors on one of the rows, source lines provided for the respective columns on said first substrate, each source line being a common line for connecting sources of first thin film transistors on one of the columns, second thin film transistors each connected to a drain of the respective first thin film transistors on said first substrate, and capacitors connected to the respective second thin film transistors on said first substrate, wherein a gate of each second thin film transistor is connected to the drain of the first thin film transistor, a drain electrode pad is connected to a drain of each second thin film transistor, and a source of each second thin film transistor is connected to one electrode of the capacitor;

• and an electroluminescence substrate comprising a second substrate, pairs of electrodes and electroluminescence members interposed between the pairs of electrodes on said second substrate, which are arranged along a plurality of rows and columns, wherein said thin film transistor substrate and electroluminescence substrate are placed opposite to each other so that the drain electrode pads and the electroluminescence members are opposed to each other, and wherein each drain electrode pad is connected through an adhesive electric connection member to one of a pair of electrodes of said electroluminescence member.

A production method of electroluminescence device comprising steps of:

• preparing a transistor substrate comprising a first substrate, thin film transistors arranged along a plurality of rows and columns on said first substrate, gate lines provided for the respective rows on said first substrate, each gate line being a common line for connecting gates of thin film transistors on one of the rows, source lines provided for the respective columns on said first substrate, each source line being a common line for connecting sources of thin film transistors on one of the columns, drain electrode pads each connected to a drain of the respective thin film transistors on said first substrate, and capacitors connected to the respective drain electrode pads on said first substrate;
• preparing an electroluminescence substrate comprising a second substrate, pairs of electrodes and electroluminescence members interposed between the pairs of electrodes on said second substrate, which are arranged along a plurality of rows and columns;
• placing an adhesive electric connection member on at least one of the drain electrode pads of the transistor substrate and the electroluminescence members;
• and
• overlaying the thin film transistor substrate on the electroluminescence substrate opposite to each other so that the drain electrode pads and the electroluminescence members are opposed to each other.

A production method of electroluminescence device comprising steps of:

• preparing a transistor substrate comprising a first substrate, thin film transistors arranged along a plurality of rows and columns on said first substrate, gate lines provided for the respective rows on said first substrate, each gate line being a common line for connecting gates of thin film transistors on one of the rows source lines provided for the respective columns on said first substrate, each source line being a common line for connecting sources of thin film transistors on one of the columns, drain electrode pads each connected to a drain of the respective thin film transistors on said first substrate, and capacitors connected to the respective drain electrode pads on said first substrate;
• preparing an electroluminescence substrate comprising a second substrate, pairs of electrodes and electroluminescence members interposed between the pairs of electrodes on said second substrate, which are arranged along a plurality of rows and columns;
• placing an adhesive electric connection member on at least one of the drain electrode pads of the transistor substrate and the electroluminescence members;
• placing an adhesive electric insulator around the periphery of the adhesive electric connection member on at least one of the drain electrode pads of the transistor substrate and the electroluminescence members;
• and
• overlaying the thin film transistor substrate on the electroluminescence substrate opposite to each other so that the drain electrode pads and the electroluminescence members are opposed to each other.

A production method of electroluminescence device comprising steps of:

• preparing a transistor substrate comprising a first substrate, thin film transistors arranged along a plurality of rows and columns on said first substrate, gate lines provided for the respective rows on said first substrate, each gate line being a common line for connecting gates of thin film transistors on one of the rows, source lines provided for the respective columns on said first substrate, each source line being a common line for connecting sources of thin film transistors on one of the columns, drain electrode pads each connected to a drain of the respective thin film transistors on said first substrate, and capacitors connected to the respective drain electrode pads on said first substrate;
• preparing an electroluminescence substrate comprising a second substrate, pairs of electrodes and electroluminescence members interposed between the pairs of electrodes on said second substrate, which are arranged along a plurality of rows and columns;
• placing an adhesive electric connection member on at least one of the drain electrode pads of the transistor substrate and the electroluminescence members;
• placing an adhesive electric insulator around the periphery of the adhesive electric connection member on at least one of the drain electrode pads of the transistor substrate and the electroluminescence members;
• overlaying the thin film transistor substrate on the electroluminescence substrate opposite to each other so that the drain electrode pads and the electroluminescence members are opposed to each other;
• and
• evacuating a space between the thin film transistor substrate and the electroluminescence substrate and heating the adhesive electric connection member and adhesive electric insulator to cure said member and insulator.