Laser & Optoelectronics Progress, Volume. 59, Issue 20, 2011006(2022)
Review on Silicon-Based Microdisplay Chips
Figures & Tables(9)
![Analog pixel driving circuit and digital pixel driving circuit of LCoS[20-21]](/Images/icon/loading.gif){kind=icon}
Fig. 7. Analog driving circuit and digital driving circuit of micro LED on silicon[62]
Table 1. Parameters of silicon-based part in micro LED related literature
View tableTable 1. Parameters of silicon-based part in micro LED related literature
Parameter Ref.［ 48 ］Ref.［ 68 ］Ref.［ 69 ］Ref.［ 56 ］Ref.［ 51 ］Ref.［ 64 ］Current density /（ ·cm-2） 0.7 6 12 50 0.41 2.7 Pixel pitch 15 μm pitch
（12 μm pixel）
5 μm 10 μm pitch
（6.5 μm pixel）
20 μm pitch
（10 μm pixel）
8×24 μm 30 μm pitch
（20 μm pixel）
Resolution 640×480 1280×3×720 873×500 640×480 352×198×3 400×240 PPI 1695 5080 2540 1270 1053 848 Average power consumption 800 mW 138.8 mW 700 mW 1.17 W
Table 2. Parameter comparison of different microdisplay technologies
View tableTable 2. Parameter comparison of different microdisplay technologies
Display Maturity Maximum resolution Power consumption Form factor Smallest pixel pitch Contrast ratio LCoS High 8K 0.1-0.5 W Large 3.015 μm ~103∶1 DLP High 2716×1528 0.2-1 W Large 5.4 μm ~103∶1 Micro OLED Medium 2560×2560 0.001-0.5 W Small 6.3 μm ~105∶1 Micro LED Low 960×540 0.01-0.5 W Small 5 μm ~105∶1 LBS Medium 1920×1080 >0.1 W Small Unavailable ~105∶1
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Yixing Chen, Jun Xia. Review on Silicon-Based Microdisplay Chips[J]. Laser & Optoelectronics Progress, 2022, 59(20): 2011006
Paper Information
Category: Imaging Systems
Received: Jun. 30, 2022
Accepted: Aug. 20, 2022
Published Online: Oct. 13, 2022
The Author Email: Xia Jun (xiajun@seu.edu.cn)
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