The e-paper produced by Prime View is a kind of "electrophoretic display" (EPD). This is a technology developed in the 1990s by Joseph Jacobson, a professor at the Massachusetts Institute of Technology. The invention led to the creation of the company "E Ink."
元太生產的電子紙是一種「電泳式顯示器」（electrophoretic display，EPD），這是 1990 年代由美國麻省理工學院教授 Joseph Jacobson 研發出來的嶄新技術，後來衍生成為 E Ink 公司。