LIGHT EMITTING DISPLAY DEVICE

To provide a light emitting display device capable of improving color efficiency and reducing the number of deposition masks.SOLUTION: A light emitting display device includes a first area including, on the substrate, a first light emitting portion to emit a first color of light, a second light emit...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ROH SEUNG KWANG, CHOI WOO CHUL, CHOI DONG-IL, LIM KI-MIN, MOON SANG-KYOUNG
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a light emitting display device capable of improving color efficiency and reducing the number of deposition masks.SOLUTION: A light emitting display device includes a first area including, on the substrate, a first light emitting portion to emit a first color of light, a second light emitting portion to emit a second color of light, and a third light emitting portion to emit a third color of light, and a second area adjacent to the first area, the second area including, on the substrate, a fourth light emitting portion to emit the first color of light, a fifth light emitting portion to emit the second color of light, a sixth light emitting portion to emit the third color of light, and a seventh light emitting portion to emit white light, the light emitting portions being formed as an aperture of the same mask. Each of the first to seventh light emitting portions includes a plurality of stacks, and a light emitting layer included in a stack of one of the fourth to sixth light emitting portions is continuous to the seventh light emitting portion.SELECTED DRAWING: Figure 2 【課題】色効率を高め、蒸着マスクの回数を低減可能な発光表示装置を提供する。【解決手段】同一マスクの開口部で形成して、基板上に第1色を発光する第1発光部、第2色を発光する第2発光部及び第3色を発光する第3発光部を含む第1領域及び前記第1領域と隣接して前記基板上に前記第1色を発光する第4発光部、前記第2色を発光する第5発光部、前記第3色を発光する第6発光部及び白色を発光する第7発光部とを含む第2領域とを含む。そして、前記第1発光部ないし第7発光部はそれぞれ複数のスタックを含み、前記第4ないし第6発光部それぞれのいずれかのスタックに備えられた発光層が前記第7発光部に連続し得る。【選択図】図2