Patent ID: 7196672

Claim:
A folding portable radio communication apparatus having an open state and a closed state, said folding portable radio communication apparatus comprising: an upper housing and a lower housing; and a hinge portion; wherein said upper and lower housings are foldable through said hinge portion, wherein at least one part of one of an inner part and an outer part in the closed state of said upper housing is formed as a housing electrical conductor portion, which is formed by forming an electrically conductive laver on a dielectric housing that is at least one part of said upper housing, wherein a part of said upper housing other than said housing electrical conductor portion and said lower housing are made of a dielectric material, respectively, wherein said hinge portion comprises first and second hinge parts which engage with each other so as to be rotatably slidable, wherein said first hinge part is made of an electrically conductive material and is electrically connected with said housing electrical conductor portion, wherein said second hinge part is made of an electrically conductive material and is electrically connected with a feeding point of a radio communication circuit provided in said lower housing of said apparatus, and wherein said housing electrical conductor portion is electrically coupled with said feeding point of said radio communication circuit through said first and second hinge parts in both of the open state and the closed state of said apparatus.