申请人:Samsung Display Co., Ltd.
                            
                            
                                公开号:US20170155049A1
                            
                            
                                公开(公告)日:2017-06-01
                            
                            An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes a first compound and the emission layer includes a second compound and a third compound. The second compound is a fluorescent host, the third compound is a fluorescent dopant, and the first compound, the second compound, and the third compound each independently includes at least one selected from moieties represented by Formulae A to D: