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Kanehiro et al., 2024 - Google Patents

P‐89: Development of 30” 4K active matrix nanoLED display using Generation 4.5 size substrate with photolithography process in the atmosphere

Kanehiro et al., 2024

Document ID
5731698607235085879
Author
Kanehiro M
Okamoto S
Matsushita K
Horiue S
Utsumi H
Nakanishi Y
Nozoe M
Miyamoto Y
Narita S
Yamada S
Nakano T
Okabe T
Saitoh T
Yamanaka M
Tanaka T
Kitoh K
Isobe T
Iwamiya M
Miwa M
Fukunari Y
Kanzaki Y
Ishida T
Publication year
Publication venue
SID Symposium Digest of Technical Papers

External Links

Snippet

We report and discuss the challenges to realize a nanoLED based display from the perspective of materials and processes. Additionally, we report on a 30‐inch 4K active‐ matrix nanoLED display using cadmium free Quantum Dots (QDs) patterned by …
Continue reading at sid.onlinelibrary.wiley.com (other versions)

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    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/52—Details of devices
    • H01L51/5203—Electrodes
    • H01L51/5206—Anodes, i.e. with high work-function material
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    • H01L51/56—Processes or apparatus specially adapted for the manufacture or treatment of such devices or of parts thereof
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    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
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    • H01L27/32—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes [OLED]
    • H01L27/3206—Multi-colour light emission
    • H01L27/3211—Multi-colour light emission using RGB sub-pixels
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    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/5012—Electroluminescent [EL] layer
    • H01L51/5036—Multi-colour light emission, e.g. colour tuning, polymer blend, stack of electroluminescent layers
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    • H01L51/0001—Processes specially adapted for the manufacture or treatment of devices or of parts thereof
    • H01L51/0002—Deposition of organic semiconductor materials on a substrate
    • H01L51/0003—Deposition of organic semiconductor materials on a substrate using liquid deposition, e.g. spin coating
    • H01L51/0004—Deposition of organic semiconductor materials on a substrate using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing, screen printing
    • H01L51/0005—Deposition of organic semiconductor materials on a substrate using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing, screen printing ink-jet printing
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    • H01L51/0077—Coordination compounds, e.g. porphyrin
    • H01L51/0079—Metal complexes comprising a IIIB-metal (B, Al, Ga, In or TI), e.g. Tris (8-hydroxyquinoline) gallium (Gaq3)
    • H01L51/0081—Metal complexes comprising a IIIB-metal (B, Al, Ga, In or TI), e.g. Tris (8-hydroxyquinoline) gallium (Gaq3) comprising aluminium, e.g. Alq3
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    • H01L27/32—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes [OLED]
    • H01L27/3206—Multi-colour light emission
    • H01L27/322—Multi-colour light emission using colour filters or colour changing media [CCM]
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    • H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
    • H01L51/0052—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
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    • H01L27/3241—Matrix-type displays
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    • H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
    • H01L51/0059—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
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    • H01L51/0034—Organic polymers or oligomers
    • H01L51/0035—Organic polymers or oligomers comprising aromatic, heteroaromatic, or arrylic chains, e.g. polyaniline, polyphenylene, polyphenylene vinylene
    • H01L51/0038—Poly-phenylenevinylene and derivatives
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