Patent ID: 7178735

Claim:
A portable communication device comprising: a control IC embedded in said portable communication device; an RF module coupled to said control IC for wireless communication; a built-in display and an input unit coupled to said control IC; memory coupled to said control IC to store data; and a liquid crystal projection display module inside a shell of said portable communication device and coupled to said control IC for data projection, wherein said liquid crystal projection display module comprises: a dichroic prism used for each display color combination, three color image display liquid crystal panels that perform image displays in red, green, and blue, respectively are positioned on the light-incidence side of said dichroic prism for each display color combination: organic EL (electroluminescence) elements that are capable of emission of red, green, and blue light are located adjacent to said three liquid crystal panels; said electroluminescence elements being inside said shell of said portable communication device and positioned in correspondence with said three color image display liquid crystal panels; wherein said three color image display liquid crystal panels and said organic electroluminescence elements are positioned on a light-incidence side of said dichroic prism; and a projection lens provided on a light emission side of said dichroic prism to enlarge the projection image.