1. History of LCD Joshua Nguyen ECE-E443

2. Liquid Crystal Displays (LCDs) Innovation Timeline 1888-1899  1888, Austrian Botanist Freidrich Reinitzer discovers liquid crystals  1897,German scientist Karl Braun invents the cathode ray tube (CRT)

3. Liquid Crystal Displays (LCDs) Innovation Timeline 1900-1970  1958, The first paper research about LCD in the U.S. wrote by Dr. Glenn Brown  1963, Richard Williams and George Heilmeier suggested using liquid crystal materials for display

4. Liquid Crystal Displays (LCDs) Innovation Timeline 1900-1970  1967, James Fergason discovered the "twisted nematic" LCD. He produced the first practical displays  1968, RCA group had a display based on the dynamic scattering mode (DSM) of liquid crystals

5. Liquid Crystal Displays (LCDs) Innovation Timeline 1970-1980  1972,International Liquid Crystal Company (ILIXCO) produced the first modern LCD watch using Fergason Ideal  1973,,Sharp produced the first portable calculator, using a DSM LCD screen  1979, Walter Spear and Peter LeComber made the first color display using lightweight thin film transfer (TFT) LCD

6. Liquid Crystal Displays (LCDs) Innovation Timeline 1980- 2000  1985, Seiko-Epson unveiled the first commercial LCD color TV set, which had a 2 inch view  1992, Sharp developed a multimedia- compatible 16.5 inch color TFT LCD, that was the world's first LCD ViewCam

7. Liquid Crystal Displays (LCDs) Innovation Timeline 2000- Present  2004, Philips demonstrated a 20″ 3-D LCD at CeBIT in Hannover  2005, Samsung Developed World's Largest (82") Full HDTV TFT-LCD

8. Other LCD application: LCD Projector

9. Digital Light Processing™ (DLP) Projector

10. Question ?

11. References http://www.pacificdisplay.com/lcd_oper_mode s.htm http://www.pacificdisplay.com/lcd_oper_mode s.htm http://bugclub.org/beginners/history/Monitors History.html

12. How LCD works ?