Digital and Analog Hybrid Scan Strategy for High Definition Microdisplay on Silicon

Table 1. Example of 256 gray-level scanning sequence
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Table 1. Example of 256 gray-level scanning sequence
Scan number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Subspace 0 X_A X₃ — — — — — — — X₁ — X₀ X₂ — — —
Subspace 1 — — X₂ — — — X₀ X_A X₁ — X₃ — — — — —
Subspace 2 — — — X₁ — X₃ — — — — — — — X_A X₀ X₂

Table 2. Data transfer frequency comparison between the proposed method and traditional scanning method at the resolution 1920 pixel×1080 pixel×3 and different grayscale levels

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Table 2. Data transfer frequency comparison between the proposed method and traditional scanning method at the resolution 1920 pixel×1080 pixel×3 and different grayscale levels

Grayscale	64	128	256	512	1024	2048	4096
Number of subspace	1	2	3	5	8	13	26
Data transfer frequency withproposed method /MHz	40.83	43.75	52.49	59.49	69.26	80.31	80.53
Data transfer frequency withtraditional weight-bit /MHz	367.42	740.67	1487.16	2980.16	5966.14	11938.11	23882.04

Table 3. Performance comparison of different scan algorithms under 256 gray level and 1920 pixel×1080 pixel×3 resolution

View table

Table 3. Performance comparison of different scan algorithms under 256 gray level and 1920 pixel×1080 pixel×3 resolution

Scanalgorithm	Linearity /%	Scanningefficiency /%	Data transferfrequency /MHz
Traditionalweight-bit	100	3.14	1487.16
12 subfieldscan	100	66.41	69.99
19 subfieldscan	100	83.88	110.82
Optimization (Zfractal scan)	25	100	70.59
Proposedmethod	100	92.58	52.49

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Man Liping, Ji Yuan, Chu Yongnan, Ran Feng, Huang Shuping. Digital and Analog Hybrid Scan Strategy for High Definition Microdisplay on Silicon[J]. Laser & Optoelectronics Progress, 2018, 55(1): 12301

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Paper Information

Category: Optical Devices

Received: Jun. 25, 2017

Accepted: --

Published Online: Sep. 10, 2018

The Author Email: Ji Yuan (jiyuan@shu.edu.cn)

DOI:10.3788/LOP55.012301

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Example of 256 gray-level scanning sequence

Table 1. Example of 256 gray-level scanning sequence

Table 2. Data transfer frequency comparison between the proposed method and traditional scanning method at the resolution 1920 pixel×1080 pixel×3 and different grayscale levels

Table 2. Data transfer frequency comparison between the proposed method and traditional scanning method at the resolution 1920 pixel×1080 pixel×3 and different grayscale levels

Table 3. Performance comparison of different scan algorithms under 256 gray level and 1920 pixel×1080 pixel×3 resolution

Table 3. Performance comparison of different scan algorithms under 256 gray level and 1920 pixel×1080 pixel×3 resolution