• Title/Summary/Keyword: displays

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Design Considerations of Electronic Display in Part 23 Airplanes (소형 항공기의 전자식 디스플레이 설계시 고려사항)

  • Yi, Baeckjun;Jin, Youngkwon
    • Journal of Aerospace System Engineering
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    • v.7 no.1
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    • pp.26-31
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    • 2013
  • A glass cockpit is an aircraft cockpit that features electronic (digital) instrument displays, typically large LCD screens, rather than the traditional style of analog dials and gauges. While a traditional cockpit relies on numerous mechanical gauges to display information, a glass cockpit uses several displays driven by flight management systems, that can be adjusted to display flight information as needed. This study introduces design considerations of electronic display in KAS Part 23 airplanes.

Simulation of Moire Effect in 3D Displays

  • Saveljev, Vladimir;Kim, Sung-Kyu
    • Journal of the Optical Society of Korea
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    • v.14 no.4
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    • pp.310-315
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    • 2010
  • Theoretical and experimental investigations of moires in 3D displays were performed. To describe and minimize moires, we propose the polar representation form of moire waves. The experimental and theoretical data are in good agreement except in the neighborhood of the minimization angle. The implicit formulas are found for visible moires of line gratings at finite distances. The computer simulation and the physical experiments confirm the moire appearance for this case.

Experiments and analysis of droplet formation influenced by driving waveform (구동파형에 따른 잉크액적 형성 실험 및 해석)

  • Shin, Dong-Youn
    • Proceedings of the KSME Conference
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    • 2008.11a
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    • pp.26-29
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    • 2008
  • In the fields of electronics and displays where inkjet printing has demonstrated its capability to fabricate colorant subpixels of thin film transistor liquid crystal(TFT LCD) color filters and organic light emitting diode (OLED) displays, conducting tracks and TFTs, the production of satellite droplets is one of primary things to eliminate because they generally deteriorate the pattern quality. To understand the production mechanism of satellite droplets in this paper, driving waveforms such as monopolar and bipolar were employed and the influence of the pulse duration time were investigated in both experimental and numerical aspects.

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Possibility of white organic electroluminescent device for full-color displays

  • Lee, Sung-Soo;Park, Ki-Ryun;Lee, Kyo-Woong;Ju, Sung-Hoo;Kyoung, Chung-Hyoun;Cho, Sung-Min
    • 한국정보디스플레이학회:학술대회논문집
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    • 2002.08a
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    • pp.743-745
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    • 2002
  • We reported the possibility of color filtering of white method for achieving full-color displays using OELDs. Here, we fabricated white organic electroluminescent devices (OELDs) and drove moving images with a 384${/times}$160 pixel.

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An Analysis of Mobile Display Industries (모바일 디스플레이산업 분석)

  • 배상진
    • Journal of Korea Technology Innovation Society
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    • v.5 no.3
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    • pp.396-411
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    • 2002
  • This is an analysis of international mobile displays industry. There has been severe competition in market and technology. In technology, There has been competition between Japan, USA and Korea. On the other hand, there has been competition in the products market between Korea, Japan and Taiwan. Recently Korea has catched-up Japan in mid-size display industry. The response of Japanese firms are as follows: technological collaboration with Taiwanese firms in mid-size and concentration in small and large size displays. New competition, however, has started, since new technologies such as TFT-LCD and OELD have been used in products.

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Roll-to-Roll Manufacturing of Displays;Can it Become a Reality?

  • Wickboldt, Paul
    • 한국정보디스플레이학회:학술대회논문집
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    • 2005.07a
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    • pp.805-807
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    • 2005
  • A basic assessment is presented of the technical, economic and strategic challenges expected for manufacturing displays in a roll-to-roll format. Two general pathways are considered; one that results in dramatic cost reductions but results in sacrificing product performance, and another which is an extension of the conventional FPD cost-reduction from increased substrate size. While Roll-to-Roll fabrication is fundamentally possible, feasibility experiments will be required to address the most significant technical challenge: achieving and managing acceptable yield. In all respects, the efforts to achieve RTR manufacturing will be assisted by overlapping interests in other application areas such as flex circuit, photovoltaics and large area lighting.

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Advances in Microencapsulated Electrophoretic Ink for Flexible Electronic Paper Displays

  • McCreary, Michael D.
    • 한국정보디스플레이학회:학술대회논문집
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    • 2005.07a
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    • pp.234-235
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    • 2005
  • True electronic paper displays are being enabled by the development of two core technologies - plastic electronics for display backplanes and electrophoretic ink for use as the imaging layer. Electrophoretic ink developed by E Ink Corporation continues to advance performance along with parallel technology breakthroughs in flexible TFT backplanes. An overview of these advances in the ink imaging material will be discussed with special emphasis of the expected impact on the emerging flexible display applications.

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A Replica Molding Technique for Fabricating Liquid Crystal Displays with Wide Viewing Characteristics

  • Kim, Yeun-Tae;Hong, Jong-Ho;Choi, Yoon-Seuk;Lee, Sin-Doo
    • 한국정보디스플레이학회:학술대회논문집
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    • 2005.07a
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    • pp.371-373
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    • 2005
  • We demonstrated a replica molding technique for producing a self-formed multidomain structure displays (LCDs). The multidomain structure was naturally obtained on a replica mold film having periodic patterns which have two dimensional microgrooves. It was found that with the axially symmetric multidomain structure along the microgrooves exhibits excellent viewing characteristics.

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Requirements in terms of measurement area for viewing angle optical characterization of liquid crystal displays

  • Leroux, Thierry;Bignon, Thibault;Boher, Pierre
    • 한국정보디스플레이학회:학술대회논문집
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    • 2005.07a
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    • pp.602-605
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    • 2005
  • In this paper, we present a model to calculate the influence of the measurement spot diameter MSD on the viewing angle measurements using a conoscopic instrument. This model is verified experimentally using an EZContrast instrument and the requirements for next generation of displays are presented. We show that last generation of EZContrast XL88W and L80W allowing measurement spot diameter up to 6mm can fulfill the requirements for all the FPD generations up to 80 inches diagonal.

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Image and Observer Regions in 3D Displays

  • Saveljev, Vladimir
    • Journal of Information Display
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    • v.11 no.2
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    • pp.68-75
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    • 2010
  • The relation between light sources and screen cells is considered part of the theoretical model of an autostereoscopic 3D display. The geometry of the image and observer regions is presented, including the cases of single and multiple regions. The characteristic function is introduced. Formulas for the geometric parameters are obtained, including areas and angles. Special attention is drawn to the screen location. The method of transforming the formulas between regions is stated. For multiple regions, geometric dissimilarity was found. This allows the model to be applied in finding the geometric characteristics of multiview and integral-imaging 3D displays.