Patent ID: 7092680
Filing Date: 2006-08-15
Classification: H04M

Abstract:
1. A mobile telephone terminal provided with a main housing having an antenna unit, a speaker unit, a LCD, a key array including a plurality of keys, and a microphone unit, said mobile telephone terminal comprising: (a) the main housing including a front end and at least one side end; and (b) a replaceable sub-housing including: a front end; a first wing and a second wing extended from both side surfaces of the front end in a longitudinal direction; and an accommodation area disposed between the front end of the replaceable sub-housing and the first and second wings, wherein the replaceable sub-housing surrounds a designated area of the main housing and is attached to and detached from the main housing in the longitudinal direction, wherein the main housing further includes a protrusion extended from the front end thereof in the longitudinal direction and the protrusion includes an interface connector, for coupling with the replaceable sub-housing, wherein the main housing further includes a guide groove on the side ends and a holding opening on the guide groove, and wherein the guide groove is tapered, and nearer the front end of the main housing the width of the guide groove increases and the depth of the guide groove decreases, and away from the front end of the main housing the width of the guide groove decreases and the depth of the guide groove increases.