Inorganic light-emitting diode displays using micro-transfer printing

被引:139
作者
Cok, Ronald S. [1 ]
Meitl, Matthew [2 ]
Rotzoll, Robert [6 ]
Melnik, George [7 ]
Fecioru, Alin [3 ]
Trindade, Antonio Jose [3 ]
Raymond, Brook [2 ]
Bonafede, Salvatore [2 ]
Gomez, David [2 ]
Moore, Tanya [2 ]
Prevatte, Carl [2 ]
Radauscher, Erich [2 ]
Goodwin, Scott [4 ]
Hines, Paul [4 ,5 ]
Bower, Christopher A. [2 ]
机构
[1] X Celeprint Inc, Intellectual Property, Durham, NC 27709 USA
[2] X Celeprint Inc, Durham, NC USA
[3] X Celeprint Ltd, Cork, Ireland
[4] Micross, Adv Interconnect Technol, Orlando, FL USA
[5] Micross, Orlando, FL USA
[6] Radchips, Cascade, CO USA
[7] GAMWorld Inc, White Plains, NY USA
基金
美国国家科学基金会;
关键词
LED; ILED; micro-LED; inorganic light-emitting diode; display; redundant; passive matrix; active matrix; light engine; transfer printing; INTEGRATED-CIRCUITS; GAN; EFFICIENCY; SILICON; LAYER;
D O I
10.1002/jsid.610
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Large quantities of microscopic red, green, and blue light-emitting diodes (LEDs) made of crystalline inorganic semiconductor materials micro-transfer printed in large quantities onto rigid or flexible substrates form monochrome and color displays having a wide range of sizes and interesting properties. Transfer-printed micro-LED displays promise excellent environmental robustness, brightness, spatial resolution, and efficiency. Passive-matrix and active-matrix inorganic LED displays were constructed, operated, and their attributes measured. Tests demonstrate that inorganic micro-LED displays have outstanding color, viewing angle, and transparency. Yield improvement techniques include redundancy, physical repair, and electronic correction. Micro-transfer printing enables revolutionary manufacturing strategies in which microscale LEDs are first assembled into miniaturized micro-system light engines, and then micro-transfer printed and interconnected directly to metallized large-format panels. This paper reviews micro-transfer printing technology for micro-LED displays.
引用
收藏
页码:589 / 609
页数:21
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