Indication device

JP2026102738APending Publication Date: 2026-06-23SEMICON ENERGY LAB CO LTD

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
SEMICON ENERGY LAB CO LTD
Filing Date
2026-03-11
Publication Date
2026-06-23

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  • Figure 2026102738000001_ABST
    Figure 2026102738000001_ABST
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Abstract

This method effectively utilizes the space present in areas where pixel electrodes are not formed. [Solution] The device comprises a semiconductor layer, a first insulating layer on the semiconductor layer, a gate electrode and a first conductive layer on the first insulating layer, a second insulating layer on the gate electrode and the first conductive layer, a source electrode, a drain electrode and a second conductive layer on the second insulating layer, a third insulating layer on the source electrode, the drain electrode and the second conductive layer, a first electrode and a third conductive layer on the third insulating layer, a planarization film covering the end of the first electrode, an electroluminescent layer on the first electrode, and a second electrode on the electroluminescent layer and the planarization film, wherein the second electrode is electrically connected to the third conductive layer via an opening provided in the planarization film, and the opening overlaps the first conductive layer, the second conductive layer and the third conductive layer.
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Claims

[Claim 1] Semiconductor layer, The first insulating layer on the semiconductor layer, The gate electrode and the first conductive layer on the first insulating layer, The gate electrode and the second insulating layer on the first conductive layer, The source electrode, drain electrode, and second conductive layer on the second insulating layer, A third insulating layer on the source electrode, on the drain electrode, and on the second conductive layer, The first electrode and the third conductive layer on the third insulating layer, A planarization film covering the end of the first electrode, The electroluminescent layer on the first electrode, The electroluminescent layer and the planarization film have a second electrode, The second electrode is electrically connected to the third conductive layer through an opening provided in the planarized film. The light-emitting device is characterized in that the opening overlaps with the first conductive layer, the second conductive layer, and the third conductive layer.