Patent ID: 8149259
Filing Date: 2012-04-03
Classification: G03G,H01L

Abstract:
1. A drive device for time-divisionally driving plural light emitting elements, said drive device comprising: a semiconductor substrate having a longitudinal shape; a data input terminal for inputting turning on and off information corresponding to said plural light emitting elements respectively; a plurality of output terminals for driving said plural light emitting elements, the plurality of output terminals arranged in a manner to correspond to the plurality of light emitting elements; a control signal input terminal for inputting a drive control signal of said plural light emitting elements; and a power terminal for connecting to a power supply, wherein said data input terminal, said control signal input terminal and said power terminal are arranged substantially in a line directly on said semiconductor substrate, wherein said control signal input terminal includes a clock input terminal, and said clock input terminal and said power terminal are arranged adjacent to each other, and wherein the data input terminal, the control signal input terminal, the power terminal and the plurality of output terminals are arranged at one end in a transverse direction of the semiconductor substrate, along a longitudinal direction of the semiconductor substrate.