Patent ID: 8773025

Claim:
An organic EL display device comprising: a substrate ( 11 ) having a display region ( 21 ); a data line drive circuit ( 29 ) mounted on a first side of the substrate ( 11 ), a scanning line drive circuit ( 28 ) mounted on a second side adjacent to the first side of the substrate ( 11 ) and a flexible printed circuit ( 16 ) connected to the substrate ( 11 ), wherein: the display region ( 21 ) has a plurality of pixels ( 22 ) arranged in a matrix array, power source lines ( 23 ) connected to the plurality of pixels, data lines ( 27 ) supplying data signals to the plurality of pixels ( 22 ), and scanning lines ( 26 ) supplying scanning signals to the plurality of pixels ( 22 ), a power source bus line ( 24 ) is elongated along the display region and connected to the power source lines ( 23 ), the power source bus line ( 24 ) is arranged between the display region ( 21 ) and the drive circuit ( 29 ), and electricity is supplied from a power source ( 25 ) via the flexible printed circuit ( 16 ) to a plurality of electricity supply portions of the power source bus line, and the electricity is supplied through between edge of the substrate ( 11 ) and the data line drive circuit ( 29 ), and the scanning signal is supplied to the scanning line drive circuit ( 28 ) through between an edge of the power source bus line ( 24 ) and the edge of the second side of the substrate ( 11 ).