Evidence map›Paper›PMID 37789143›Full record

ArticleScientific reports2023

Effect of sub-pixel multiplexing on the display quality of LED display.

Junchang Chen, Xifeng Zheng, Yu Chen, Yang Wang, Fengxia Liu, Deju Huang, Yufeng Chen, Xinyue Mao, Hui Cao, Fanyang Xing

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Junchang ChenChangchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Xifeng ZhengChangchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China. zhengxf@ccxida.com.
Yu ChenChangchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Yang Wang *Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Fengxia LiuChangchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Deju Huang *Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Yufeng Chen *Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Xinyue Mao *Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun, 130033, China.
Hui Cao *Changchun Cedar Electronics Technology Co., Ltd., Changchun, 130103, China.
Fanyang Xing *Changchun Cedar Electronics Technology Co., Ltd., Changchun, 130103, China.

Funding

Jilin Science and Technology Development Program - Major Science and Technology Project for Core Optoelectronic Devices and High-end Chips 20210301001GX
6 · The paper itself

Abstract

In this paper, a theoretical model is presented for the display process of uniformly-arranged virtual-pixel LED displays with RGBG sub-pixel structure cells. Such displays' modulation transfer function (MTF) is derived theoretically from this model. Experiments were conducted to validate the theoretical model to measure the MTF of virtual-pixel displays and traditional real-pixel displays with a pixel pitch of 0.9 mm. A dual-line spread function measurement method is proposed, which is experimentally shown to be more effective than the conventional single-line LSF measurement method in measuring the MTF of LED displays. The rationality of the theoretical model was analyzed and compared through experiments. Furthermore, a combined subjective and objective evaluation method for the image quality of LED sub-pixel displays is proposed, which analyses the effect of LED sub-pixel multiplexing on the display clarity based on the square root integration method and achieves the subjective goal of quantifying the LED display quality. The research results reveal the theoretical and experimental aspects of virtual-pixel displays and may have practical significance for the design of high-quality LED displays.

Identifiers

PMID37789143
PMCPMC10547812

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.