Past and future technologies of information displays

A concise summary is given of the history of display technology and new display devices coming in the near future. CRT display including CRT projection display was for a long time the only device capable of exhibiting moving picture images applicable to TV receivers. To improve bulky and heavy structure of CRT, FPDs have been developed and are available in the market nowadays. Typical FPDs, namely LCD and PDP, have been applied to TV sets. Especially, LCD has many application fields, because of its size variation and high-resolution capability. However, picture quality of current FPD are still inferior to that of the CRT, and new types of flat panel display with high picture quality under development has come into the market in the near future. Some examples are OLED and FED. The presentation also introduce key technologies that realize those displays