16.1: Invited Paper: A Novel Outdoor Readability of Portable TFT‐LCD with AFFS Technology

  title={16.1: Invited Paper: A Novel Outdoor Readability of Portable TFT‐LCD with AFFS Technology},
  author={K. H. Lee and H. Y. Kim and K H Park and Soon Ju Jang and I. C. Park and J. Y. Lee},
  journal={SID Symposium Digest of Technical Papers},
Recently, we have developed advanced fringe field switching (AFFS) technology with a novel outdoor readability, super high CR and high transmittance that obtained from a new electro‐optical design rule by optimization of LC electrodynamics and precise control of polarization light without transflective resin technology. Our new device in 12.1″ XGA has shown the transmittance over 8%, surface reflectance under 0.2%, hardness over 4H, outdoor visibility (image quality, color representation… 
12 Citations

P‐133: A Novel Portable LCD with New AFFS (AFFS+) Technology for High Transmittance and Superior Sunlight Readability

Novel pixel design of advanced fringe field switching (AFFS) mode with high transmittance and high reflectance for superior sunlight readability is developed by high aperture pixel design and by reflective areas of metal embossing pattern on the gate area.

A novel portable LCD using a new AFFS technology for outdoor readability

Abstract— The advanced fringe‐field switching (AFFS) mode is suitable for portable display devices. It has high transmittance, wide viewing angle, low power consumption, high contrast ratio, and a

P‐195: Enhanced Outdoor Readability in AFFS Plus Technology by Negative LC

In this paper, we have developed 10.4 inch XGA tablet with upgraded advanced fringe‐field switching plus (AFFS+ Ver.2). AFFS+ Ver.2 adopts optimized electro‐dynamics technology of negative LC with

P‐258L: Late‐News Poster: Analysis of Internal Reflectance in AFFS Plus Technology

In this paper, we have investigated about internal reflectance in AFFS plus. Internal reflectance is composed of metal and pixel reflectance. From the calculation, designed metal reflectance is

Devices and materials for high-performance mobile liquid crystal displays

After reviewing the trends and performance requirements of mobile LCDs, organic–inorganic materials as the key components of high performanceMobile LCDs are addressed and the developing trends are discussed.

Elimination of photoleakage current in poly-Si TFTs using a metal-shielding structure

A technology to eliminate the photoleakage current of poly-Si thin-film transistors (TFTs ) with top gate structure has been developed. A thin metal film is formed on the glass substrate to be used

Liquid Crystal Display—Present Status and Emerging Technology

Nowadays, in your daily lives, the applications of LCs, such as LCD TVs, computer/laptop monitors, mobile phones, navigators, digital cameras, and so on, are widely used worldwide.

63.3: Fast Switching Surface‐Polymer‐Assisted IPS Liquid Crystal Displays

We demonstrate fast switching surface‐polymer‐assisted in‐plane switching (SPA‐IPS) liquid crystal displays (LCDs). The formation of polymer nano islands at the substrate surface as the alignment

Photoalignment layers for liquid crystals from the di-π-methane rearrangement.

Photoalignment of nematic liquid crystals is demonstrated using a di-π-methane rearrangement of a designed polymer, and the isomerization was observed to be regiospecific, and thin films showed alignment.

The Past, Present and Future of Display Technology in Space

The history of manned space flight display technology from the beginning through the current Orion program is briefly discussed. New display applications for future space flights are then discussed



34.1: Super‐High Performance of 12.1‐in. XGA Tablet PC and 15‐ in. UXGA Panel with Advanced Pixel Concept

Recently, we have developed advanced fringe field switching (AFFS) technology with an unlimited viewing angle and color characteristics that obtained from a design rule upgrade only by optimization

29.2: 18.1″ Ultra‐FFS TFT‐LCD with Super Image Quality and Fast Response Time

Fringe‐field switching device with negative liquid crystal (LC) was known to exhibit high transmittance and wide viewing angle simultaneously. Recently we have developed “Ultra‐FFS” device with

60.4L: Late‐News Paper: CRT Like Characteristics of 32″ WXGA TFT‐LCD by True Vision Advanced FFS Pixel Concept

Recently, we have developed 32″ WXGA LCD‐TV by True Vision (TV) advanced fringe field switching (AFFS) technology with the CRT like color images that obtained from a design rule upgrade only by

41.1: A Super‐High Image Quality Multi‐Domain Vertical Alignment LCD by New Rubbing‐Less Technology

An MVA‐LCD (multi‐domain vertical alignment LCD) that provides super‐high image quality has been developed by newly introduced rubbing‐less technology. A newly introduced “protrusion” designed on the

An overview of product issues in wide‐viewing TFT‐LCDs

The product issues of existing LC devices related to manufacturing process and performance are discussed and several TFT-LCD devices exhibiting high image quality are developed and commercialized.

18.4: Development of a 19‐in.‐diagonal UXGA Super TFT‐LCM Applied with Super‐IPS Technology

A 19-inch diagonal UXGA TFT-LCM with a mega wide viewing angle applied with Super-IPS technology has been developed by introducing a compensatory pixel structure to solve the problem of non-uniformity of the brightness caused by signal delay.

Electro-Optic Characteristic of Fringe-Field Switching Mode Depending on Rubbing Direction

A recently developed new liquid crystal display, which operates in the fringe-field switching mode, is known to exhibit high transmittance as well as a wide viewing angle unlike the conventional

26.1: Invited Paper: Materials and Components Optimization for IPS TFT‐LCDs

Materials and components for IPS (in‐plane switching) ‐TFT‐LCDS are optimized based on a basic analysis of the in‐plane switching behavior of nematic liquid crystals. We have newly developed

Electro-optic characteristics and switching principle of a nematic liquid crystal cell controlled by fringe-field switching

We have fabricated a nematic liquid crystal cell associated with a homogeneously aligned to twisted transition of a liquid crystal director. In the absence of an electric field, the liquid crystal

Proceeding of the 15th IDRC

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  • 1995