Patent ID: 8692859

Claim:
Alight-emitting device comprising: a plurality of light-emitting array units that each include a plurality of light-emitting elements, and for which lighting up and not lighting up are controlled by using a combination of a selection signal for selecting a control target for lighting up or not lighting up and a light-up signal for supplying power for lighting up to each light-emitting element forming the plurality of light-emitting elements; a selection signal generating unit that sends a plurality of selection signals including the selection signal to the plurality of light-emitting array units; a light-up signal generating unit that sends a plurality of light-up signals including the light-up signal to the plurality of light-emitting array units; a plurality of transfer elements that are respectively provided for the plurality of light-emitting elements; and a plurality of AND circuits each provided between one of the plurality of light-emitting elements and one of the plurality of transfer elements that are provided corresponding to the one of the light-emitting elements, each of the AND circuits receiving input of the selection signal and a signal from the one of the plurality of transfer elements and outputting a signal to the one of the plurality of light-emitting elements.