Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 29 for “"Liquid crystal display"”.
-
Polyfluorinated Aromatic Systems for Liquid Crystal Display Applications
… in commercial LC materials, so that overall display performance may be improved. Reactions of hexa– and penta–fluorobenzene with sodium phenoxide in polar aprotic solvents (MeCN, THF) and under mild reaction conditions (45–50 °C, 4–65 h) afford moderate yields of pentafluorophenoxybenzene and …
-
White light emitting diode as liquid crystal display backlight
… technology as the backlight of the large screen Liquid Crystal Display (LCD) screen due to the fact that LCD is a rapidly booming market.
-
High voltage low-power 6 and 8-bit DACs for liquid crystal display driver applications
Thesis (M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2001.
-
Design and fabrication of polycrystalline material thin-film transistors for active matrix liquid-crystal display and static random access memory applications
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1995.
-
Real-time optical intensity correlation using photorefractive BSO
… correlation using a photorefractive BSO crystal and a liquid crystal television is implemented. The underlying physics basis is considered, some specific techniques to improve the operation are proposed, and several optical pattern recognition tasks are achieved.<br/><br/>Photorefractive …
-
Wide Viewing Angle Liquid Crystal Displays
… of wide viewing angle and high transmittance liquid crystal displays. First, a design of wide viewing angle liquid crystal displays utilizing crossed linear polarizers is proposed. The designed multi-domain vertical-alignment liquid crystal display predicts superb contrast ratio over wide …
-
A low power display driver with simultaneous image transformation
… the energy consumption of a system that uses a liquid crystal display to perform a one-dimensional transform. The RMS response of the liquid crystal elements themselves were exploited to perform a matrix multiplication (image transformation) over a single frame period. This image transformation …
-
Morphological studies of polymeric systems with liquid crystalline order
… structure, properties, and processing of various liquid crystal polymer systems. Morphologies of microphase separated side chain liquid crystal block copolymers are determined, both in the bulk and when confined to thin films. We show for the first time how these materials could potentially be …
-
Thermal-Fluid-Structure Interaction Modeling of Outdoor Digital Displays
Digital displays deployed in outdoor applications require robust cooling solutions capable of handling transient ambient temperatures and solar irradiances. One of the most important components in the outdoor displays is the liquid crystal display (LCD). This thesis studies two generations of 75” …
-
Head tracking two-image 3D television displays
… this thesis encompasses the design of novel 3D displays, a consideration of 3D television requirements and a survey of autostereoscopic methods is also presented. The principle of operation of simple 3D display prototypes is described, and design of the components of optical systems is …
-
The design, synthesis and mesomorphic properties of discotic liquid crystals
Discotic liquid crystal research is now more than 30 years old, however it is still early days compared with the well-established area of calamitic liquid crystal research which dates back for more than a century. Since the 1990’s there has been great deal of interest in discotic liquid crystal …
-
Numerical simulations of the forward problem and compressive digital holographic reconstruction of weak scatterers on a planar substrate
TFT (Thin-film transistor) - LCD (Liquid-crystal display) is now widely used by the display industry for the reason that LCD is compact and light with very low power consumption; moreover, it has little or no flicker and no geometric distortion. However, small defects from the bottom layers could …
-
Defying value-shift : how incumbents regain values in the industry with new technologies
… transition from the Cathode Ray Tube to the Liquid Crystal Display and describes how the value-shift took place in the TV set industry. From this industry analysis, the thesis describes the mechanism of the value-shift and discussed the possible strategies that incumbent firms could use to …
-
Polarization-independent Liquid Crystal Devices
Liquid crystal (LC) devices can be operated as amplitude modulators and phase modulators. LC amplitude modulation is commonly used in liquid crystal display (LCD) while phase-only modulation is useful for laser beam steering, tunable grating, prism, lens, and other photonic devices. Most LC devices …
-
Mathematical models for polymer-nematic interactions
… a mathematical model that consists of a nematic liquid crystal layer sandwiched between two parallel bounding plates, across which an external field may be applied. Particular attention is paid to the effect of an applied field on the layer as well as the interaction between the liquid crystal …
-
Programmable Aperture Photography: An investigation into applications and methods
… photography camera. The camera makes use of a liquid crystal display (LCD) as a programmable aperture. This allows one to change the aperture shape at a relatively high frame rate. All the benefits and drawbacks of the camera are evaluated. Firstly the task of performing deblurring and depth …
-
Methods of improving the surface flatness of thin glass sheets and silicon wafers
… envelope for producing massive size flat panel displays that can be hung on walls like paintings. Many other applications utilize sheet glass, such as the hard disk drive industry for making platters, the x-ray telescope industry for making high precision optics, and the semiconductor industry …
-
A triage approach to streamline environmental footprinting : a case study for liquid crystal displays
… The methodology was applied to the case study of liquid crystal display (LCD) classes, producing a clear hierarchy of data importance to reduce uncertainty of the overall impact result. Specific data collection was only required for a subset of processes and activities (22 out of about 50) to …
-
Polycrystalline Silicon TFTs for Large Area Electronic Application
… Transistors (TFTs) for large area flat panel displays and the related physical phenomena. All TFT samples in this work were fabricated using a low temperature, glass compatible poly-Si technology. Extensive numerical simulation and experimental work has been carried out on different high …
-
Spectrum management for high efficiency photonic devices
… cells, photodetectors, and electronic displays. In this thesis, the method of spectrum splitting to efficiently utilize the full spectrum of sunlight in converting from solar energy to electricity was demonstrated. Multi-junction solar cells are already efficient, but further gains are …
Page 1 of 2