JP6254674B2 - 冗長性スキームを備えた発光ダイオードディスプレイパネル - Google Patents
冗長性スキームを備えた発光ダイオードディスプレイパネル Download PDFInfo
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of semiconductor or other solid state devices
- H01L25/03—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00
- H01L25/0753—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00 the devices being arranged next to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/93—Batch processes
- H01L24/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/90—Assemblies of multiple devices comprising at least one organic light-emitting element
-
- H01L27/1214—
-
- H01L27/1259—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12041—LED
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12044—OLED
-
- H01L33/0095—
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
- Led Device Packages (AREA)
Description
(背景技術)
Claims (17)
- 冗長性スキームを備えたディスプレイパネルであって、
サブ画素のアレイを含む画素エリアを含むディスプレイ基板と、
前記サブ画素のアレイ内の冗長マイクロLEDデバイスのペアのアレイであって、各サブ画素は冗長マイクロLEDデバイスのペアを含み、対応するサブ画素内の各冗長マイクロLEDデバイスのペアは同じ原色発光で発光するように設計され、各冗長マイクロLEDデバイスが、無機半導体系材料からなるp−nダイオード含む、冗長マイクロLEDデバイスのペアのアレイと、
前記冗長マイクロLEDデバイスのペアのアレイに電気的に接触した1つ以上の上部電極層と、
を備え、
前記冗長マイクロLEDデバイスのペアのアレイは1つ以上の欠落したマイクロLEDデバイスを含み、
前記サブ画素のアレイは、第1のサブ画素のアレイと、第2のサブ画素のアレイと、第3のサブ画素のアレイと、を含み、前記第1、第2、及び第3のサブ画素のアレイは、異なる原色発光で発光するように設計されたことを特徴とする、冗長性スキームを備えたディスプレイパネル。 - 前記第1のサブ画素のアレイは、赤色原色発光で発光するように設計され、前記第2のサブ画素のアレイは緑色原色発光で発光するように設計され、前記第3のアレイサブ画素アレイは、青色原色発光で発光するように設計されたことを特徴とする、請求項1に記載の冗長性スキームを備えたディスプレイパネル。
- 各マイクロLEDデバイスは、最大幅1〜100μmであることを特徴とする、請求項1に記載の冗長性スキームを備えたディスプレイパネル。
- 各マイクロLEDデバイスは、最大幅1〜30μmであることを特徴とする、請求項3に記載の冗長性スキームを備えたディスプレイパネル。
- 各マイクロLEDデバイスは、pドープ層、nドープ層、及び前記pドープ層と前記nドープ層との間の量子井戸層を含むことを特徴とする、請求項4に記載の冗長性スキームを備えたディスプレイパネル。
- 前記サブ画素のアレイを切替及び駆動するための回路を更に備えることを特徴とする、請求項1に記載の冗長性スキームを備えたディスプレイパネル。
- 前記各マイクロLEDデバイスが前記ディスプレイ基板上の対応する別個の接合層に分散された上部導電性コンタクト、下部導電性コンタクト、及び下部接合層と、を有し、かつ前記1つ以上の上部電極層は前記冗長マイクロLEDデバイスのペアのアレイの前記上部導電性コンタクトと電気的に接している、請求項6に記載の冗長性スキームを備えたディスプレイパネル。
- 前記1つ以上の欠落したマイクロLEDデバイスを覆うパッシベーション層材料を含み、該パッシベーション層材料が前記冗長性マイクロLEDデバイスのペアの前記上部導電性コンタクトを覆っていないことを特徴とする、請求項7に記載の冗長性スキームを備えたディスプレイパネル。
- 前記1つ以上の上部電極層を、前記サブ画素のアレイ間を走る接地タイラインから電気的に切断するために、前記1つ以上の欠落したマイクロLEDデバイスを超えて前記1つ以上の上部電極層内に1つ以上の切れ目を更に備えることを特徴とする、請求項7に記載の冗長性スキームを備えたディスプレイパネル。
- 各サブ画素は、第1のランディングエリアと第2のランディングエリアとを含み、対応する冗長マイクロLEDデバイスのペアの第1のマイクロLEDデバイスは前記第1のランディングエリアに接合され、対応する冗長マイクロLEDデバイスのペアの第2のマイクロLEDデバイスは前記第2のランディングエリアに接合されることを特徴とする、請求項7に記載の冗長性スキームを備えたディスプレイパネル。
- 少なくとも1つの前記サブ画素のための前記第1のランディングエリアは、欠落したマイクロLEDデバイスを含み、かつ前記回路から電気的に切断されることを特徴とする、請求項10に記載の冗長性スキームを備えたディスプレイパネル。
- 前記少なくとも1つの前記サブ画素のための前記第1のランディングエリアは、前記回路から前記第1のランディングエリアを電気的に切断するためにカットされることを特徴とする、請求項11に記載の冗長性スキームを備えたディスプレイパネル。
- 前記回路は、前記冗長マイクロLEDデバイスのペアのアレイと並んで前記画素エリア内の前記ディスプレイ基板に接合された、マイクロコントローラチップのアレイ内に包含されることを特徴とする、請求項10に記載の冗長性スキームを備えたディスプレイパネル。
- 各マイクロコントローラチップは、スキャン駆動回路及びデータ駆動回路に接続されることを特徴とする、請求項13に記載の冗長性スキームを備えたディスプレイパネル。
- 前記回路は前記ディスプレイ基板内に包含されることを特徴とする、請求項10に記載の冗長性スキームを備えたディスプレイパネル。
- 前記1つ以上の上部電極層は、前記冗長マイクロLEDデバイスのペアのアレイに電気的に接触する単一の上部電極層であることを特徴とする、請求項1に記載の冗長性スキームを備えたディスプレイパネル。
- 前記単一の上部電極層は、平坦化層に形成された複数の開口を通してサブ画素のアレイ間を走る複数の接地タイラインに電気的に接触することを特徴とする、請求項16に記載の冗長性スキームを備えたディスプレイパネル。
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