organic LED OLED Display Technology




Patterned dye diffusion using transferred photoresist for polymer OLED displays
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ABSTRACT A method of large-area dye diffusion for patterning the emissive color of organic light-emitting devices (OLEDs) using transferred photoresist is introduced. Using a large- area dye diffusion source, the dye is diffused into the emissive layer of the OLED. To 

Data-line driver circuits for current-programmed active-matrix OLED based on poly-Si TFTs
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A data-line driver circuit based on poly-Si thin-film-transistors (TFTs) for current-programmed active-matrix OLED, which is built-in on a glass plate as a peripheral circuit, is newly proposed and its performance is analyzed by the analog circuit simulator, AIM-SPICE. 

Flexible active matrix organic light emitting diode (AM OLED) displays
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ABSTRACT Flexible displays are of high current interest for a variety of applications. In this paper we will first discuss recent developments in the enabling technologies for flexible displays-flexible substrates, TFT backplanes, display media, and thin film encapsulation. 

Clearing the road to mass production of OLED television
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When combined, the production of OLED TVs on full-scale equipment using solution processing and nozzle printing will deliver display performance equivalent to evaporation at an overall panel cost (without TFTs) that is reduced by 40–60%, depending on the scale 

54.3: Drop Landing Accuracy Improvements in Inkjet Printed OLED Displays
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ABSTRACT Producing high quality full colour polymer OLED displays by inkjet printing requires accurate placement of ink droplets into predefined pixel well structures. Recent improvements in inkjet printer design have significantly increased the drop landing 

A novel SPICE compatible current model for OLED circuit simulation
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ABSTRACT In this paper we propose a new equivalent circuit model of organic light emitting device (OLED). The physicalbased model is considering the effect of high built-in voltage existing between the organic materials and the effect of non-ideal ohmic occurring at the 

Development of phosphorescent white OLED with high power efficiency and long lifetime
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ABSTRACT White OLED device with extremely high power efficiency and long lifetime was developed in which blue, yellow-green and red phosphorescent emitters were used. The performances achieved were 64 lm/W, and 10000 hours of lifetime at initial luminance of 

Towards Flexible Full-Color Active Matrix Organic Light-Emitting Displays: Dry Dye Printing For OLED Integration and 280 C Amorphous-Silicon Thin-Film
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K Long 2006 princeton.edu ABSTRACT The goal of this thesis is to achieve flexible full color AMOLED displays on clear plastic substrates using high temperature amorphous-silicon TFT's. Dry dye-printing and solvent-enhanced dye diffusion were used to fabricate side-by-side red, green and blue 

Overview of OLED display technology
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Page 1. Homer Antoniadis | OLED Product Development| page:1 Overview of OLED Display Technology Homer Antoniadis, Ph.D.  Outline ? OLED device structure and operation ? OLED materials (polymers and small molecules) ? Evolution of OLED performance 

Monolithic CMOS power supply for OLED display driver/controller IC
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CF Lee Proceedings of the Fifth Hong Kong IEEE 2002 educypedia.karadimov.info ABSTRACT This paper presents design considerations of a power supply IC to meet requirements for new generations of display panel technologies, especially for OLED display panels. Major factors include current consumption, efficiency and size. An 

Integration of oled light source and optical fibers on a pdms based microfluidic device for on-chip fluorescence detection
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S Camou, M Kitamura, Y Arakawa, T Fujii 7thInternational Conference on 2003 rsc.org ABSTRACT A detection device is proposed with an integrated light source based on Organic Material. The microfluidic channels are fabricated using PDMS material, with also an inlet channel where an optical fiber is inserted and put close to the microfluidic channel. This 

HYPOLED-VGA OLED Micro-display for HMD and Micro-projection
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 OLED microdisplay backplane (IPMS)? colour VGA (640x480) OLED micro-display for HMD and micro-projection? 24 bit parallel video interface? color options? monochrome (8 bit)? full-colour (24 bit)? digital pixel cell? luminance control by pulse width (PWM)? 

OLED modeling via SPICE
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In recent years, organic light-emitting devices OLEDs have attracted increasing attention as an inexpensive and efficient alternative for full-color displays. 1, 4 In this work, several SPICE models of variable complexity are developed for the modeling of OLEDs. SPICE 

Micron-Patterned Deposition through Shadow Masks with High Precision Alignment for OLEDand e-Paper Applications
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ABSTRACT Conventional shadow-mask alignment using mechanical pins or machine-vision techniques achieve 5 micron alignment accuracy. Here we introduce a novel alignment system-architecture based on coded apertures along with discrete photo detectors as the 

Making web applications more energy efficient for OLED smartphones.
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ABSTRACT A smartphone's display is one of its most energy consuming components. Modern smartphones use OLED displays that consume more energy when displaying light colors as opposed to dark colors. This is problematic as many popular mobile web 

Formation of a Bilayer of Low-Temperature CVD-SiO2 and Sputtered Al2O3 Films On Polyethylene Terephthalate Substrates for OLED Encapsulation Layer
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Organic light-emitting diode (OLED) displays have promising potential for flat-panel display to replace liquid crystal displays (LCDs). The limited lifetime of OLED is a major drawback for its commercial applications such as TV and monitor. Since the organic materials and 

Corrigendum to Structural, optical and electrical properties of europium picrate tetraethylene glycol complex as emissive material for OLED [J. Lumin. 132 (2011) 91–
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The authors regret that in our paper entitled,''Structural, optical and electrical properties of europium picrate tetraethylene glycol complex as emissive material for OLED''which appeared in J. Lumin. 132 (2012) 91–99 (by Eny Kusrini, Muhammad I. Saleh, Rohana 

Catch Your Attention: Quality-retaining Power Saving on Mobile OLED Displays
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ABSTRACT Organic light-emitting diode (OLED) technology is considered as a promising alternative to mobile displays. This paper explores how to reduce the OLED power consumption by exploiting visual attention. First, we model the problem of OLED image 

Analysis of Novel OLED Based Four-Primary Displays
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F Deng, Y Xiong Applied Mechanics and Materials,

Design of an Integrated OLED Driver for a Modular Large-Area Lighting System
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ABSTRACT The concept of a flexible, large-area, OLED-based lighting system with a modular structure and built-in intelligent light management is introduced. The paper describes the design of a high-voltage integrated circuit for driving and controlling an individual OLED 

Display System of OLED Based on FPGA
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Portable display systems currently on the market to use more commercial LCD display which is characterized by the resolution is not high the price is lower . OLED has a self-luminous large viewing angle good environmental characteristics small size low power 

Electroluminescence property of organic light emitting diode (OLED)
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ABSTRACT. Transport properties of electrons and holes were investigated not only in a anthracenecontaining poly (p-phenylene-ethynylene)-alt-poly (p-phenylene-vinylene)(PPE- PPV) polymer (AnE-PVstat) light emitting diodes (OLED) but also in an ITO/Ag/polymer/Ag 

OLED display technology
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ABSTRACT OLEDs are solid-state devices composed of thin films of organic molecules that create light with the application of electricity. OLEDs can provide brighter, crisper displays on electronic devices and use less power than conventional light-emitting diodes (LEDs) or 

ORGANIC LIGHT EMITTING DIODE DISPLAYS: ENABLING THE NEXT GENERATION OF ELECTRONICS
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ABSTRACT The current standards of display technologies, such as liquid crystal display (LCD), light emitting diode (LED) and plasma, are limited by their physical and aesthetic properties. Organic light emitting diode (OLED) displays do not have these limitations. 

Investigation of the effect of different dyes on organic light emitting diode properties
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ABSTRACT In this article we report electroluminescence (EL) from double and single layer thin film devices comprising poly (N-vinylcarbazole)(PVK) films doped with various new emitter molecules (dyes). The structure of the single layer device is doped PVK sandwiched 

Electroluminescence from Single PVK Layer Organic Light Emitting Diode Using Different Dyes at Different Concentrations
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ABSTRACT In this work, organic light emitting diodes are fabricated using a single PVK layer doped with a dye. Three different dyes are used: crystal violet, fluorescein, and bromophenol blue. The structure of the single layer device is doped PVK sandwiched 

Electroluminescence property of organic light emitting diode (OLED)
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ABSTRACT. Transport properties of electrons and holes were investigated not only in a anthracenecontaining poly (p-phenylene-ethynylene)-alt-poly (p-phenylene-vinylene)(PPE- PPV) polymer (AnE-PVstat) light emitting diodes (OLED) but also in an ITO/Ag/polymer/Ag 

ULTRAFAST PHOTOPHYSICS OF n-CONJUGATED POLYMERS FOR ORGANIC LIGHT EMITTING DIODE APPLICATIONS
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ABSTRACT In this work, we used the pump-probe photomodulation (PM) spectroscopy technique to measure the transient PM spectrum and decay kinetics in various nconjugated polymers (PCPs) films and blends. Using two ultrafast laser systems, we covered a broad 

Flexible active matrix organic light emitting diode (AM OLED) displays
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ABSTRACT Flexible displays are of high current interest for a variety of applications. In this paper we will first discuss recent developments in the enabling technologies for flexible displays-flexible substrates, TFT backplanes, display media, and thin film encapsulation. 

Power Efficiency Improvement of White Phosphorescent Organic Light-Emitting Diode with Thin Double-Emitting Layers and Hole-Trapping Mechanism
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This study is carried out to discuss how to reduce the driving voltage of blue phosphorescent organic light-emitting diodes (PHOLEDs) by using a thin double-emission layer. A hole transport-type host (TCTA) is inserted between the hole transport layer (TAPC) and the 

Organic Light-Emitting Diode/Thin Film Transistor Integration for Foldable Displays
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EY Ma, SD Theiss, MMH Lu, CC Wu Conference Record of 1997 princeton.edu ABSTRACT We demonstrate the integration of organic light-emitting diodes (OLEDs) and thin film transistors (TFTs) on 25um thick, highly flexible stainless steel substrates. Our goal is to develop an active matrix OLED display that can be folded for use in highly rugged and 

Large-area organic light-emitting diode technology
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Displays based on organic light-emitting diodes (OLEDs) have benefited from significant advances that have now made them commercially available. Due to the high efficiency of the technology, OLED-based lighting is expected to capture a promising market share. OLEDs 

High precision XY stage for production and inspection equipment of organic light-emitting diode display
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MJ Chung, SY Son, YH Yee Advances and Applications in 2010 scientificadvances.co.in ABSTRACT Recently, there is an increasing requirement for controlling linear motion from several ten nanometers to a few hundred of millimeter strokes in the area of the organic light- emitting diode (OLED) display production and inspection equipment. Linear positioning 

Formation of a Ca/LiF/Alq3 Cathode for an Organic Light-Emitting Diode: Evolution of the Electronic Structure as Studied by Photoemission Spectroscopy
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Organic light emitting devices (OLEDs) are becoming more and more attractive as the key ingredient for next generation display technology. The rapid progress of the technology is evident since one can find various portable consumer electronic devices employing OLED 

Highly stable amorphous silicon thin film transistors and integration approaches for reliableorganic light emitting diode displays on clear plastic
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B Hekmatshoar 2010 princeton.edu Hydrogenated amorphous silicon (a-Si: H) thin-film transistors (TFTs) are currently in widespread production for integration with liquid crystals as driver devices. Liquid crystal displays are driven in AC with very low duty cycles and therefore fairly insensitive to the 

Improved structure and efficiency of a nano-structured Organic Light Emitting diode
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ABSTRACT This paper discusses the fabrication and recent improvement made to the structure of OLEDs for solution processed green dendrimer OLEDs. The OLEDs were fabricated by spin-coating a blend of first generation dendrimer/host material followed by the 

Micro-cavity in organic light-emitting diode
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The study on micro-cavity in organic light-emitting diode (OLED) demands understanding the theory of multi-layer films. It is because OLED is basically an optical device and its structure consists of organic or inorganic layers of sub-wavelength thickness with different 

A New Feedback, Constant Current, and Constant Drain Bias test for Amorphous-Silicon Backplane of Active-Matrix Organic Light-Emitting Diode Displays
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Y Maekawa, K Miwa, S Ono, T Tsujimura The 9th Asian Symposium on 2006 iitk.ac.in ABSTRACT A new feedback constant current bias and temperature stress (feedback CC-BTS) test and its system are proposed and were developed to characterize the instability issue of amorphous-silicon TFTs during compensation to enable amorphous-silicon-driven 

Review of Organic Light Emitting Diode Fabrication and Recent Progress
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ABSTRACT Light-emitting diodes (LEDs) have been encroaching on the long established domain of incandescent and fluorescent lighting due to their long life, intensity, and power efficiency. Certain limitations, however, have restrained LEDs from supplanting 

Small Nano-dot Incorporated High-efficiency Phosphorescent Blue Organic Light-emitting Diode
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ABSTRACT High efficiency phosphorescent blue organic light-emitting diode (OLED) was obtained by incorporating small amino or hydroxyl functional group-modified polymeric nano- dot (APND or HPND) in the hole transporting layer (HTL), poly (ethylenedioxythiophene): 

Development of organic light emitting diode (OLED) driver for automotive component [J]
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The OLED self luminous display device features high brightness, high contrast, a wide field of vision with a rapid response and is compact as well as light-weight. At the present time the device is implemented in sub-main displays for mobile phones along with other mobile 

Top-emitting Organic Light-Emitting Diode with a Cap Layer
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ABSTRACT For top emitting Organic Light-Emitting Diodes (OLED), the study of top layer is very important aiming to acquire good device performance. In this report, Pt as anode for CuPc/TPD/Alq3 OLEDs, and using LiF/Al as cathode capped with TPD or without capped 

Organic Light Emitting Diode: A New Era in Display Techniques
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ABSTRACT This article is a study of various parameters of Organic Semiconductor light emitting device such as transmittance, reflectance, thickness, absorption, refractive index, extinction coefficient, life time and out coupling efficiency. We are fabricating an organic display 

P-66: Personal Communication System Hand-set with Organic Light Emitting DiodeDisplay
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ABSTRACT In this paper, new driving methods such as PWM and LUT have been studied and a highly integrated CMOS current driver IC was designed and fabricated for 1.8-inch 128× 128 dot passive matrix Organic Light Emitting Diodes (OLED) display panel. As a result,  ./free-eee-paper-light-emitting-diode-led.htm Using Integrated Optical Feedback to Counter Pixel Aging and Stabilize Light Output of Organic LED Display Technology ABSTRACT We define a metric of useful operating lifetime of an organic light-emitting device (OLED) display and relate it to the commonly measured half-life of constituent OLED pixels. We enumerate sources of OLED operational instability and propose an optical feedback

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