Patent ID: 7565178
Filing Date: 2009-07-21
Classification: H04M

Abstract:
1. A portable handset, comprising: a housing having a top end, a bottom end, and a front face; a display on the front face disposed between the top end and the bottom end; a first earpiece speaker located on the front face between the top end of the housing and the display; a single printed circuit board that extends the length of the portable handset from the top end to the bottom end, wherein the single printed circuit board includes a plurality of pressure sensitive areas associated with a numeric keypad; a numeric keypad chamber gasket having a plurality of input keys and a plurality of connector posts, wherein the numeric keypad chamber gasket is disposed between the display and the bottom end, the numeric keypad chamber gasket configured to interface with the single printed circuit board and the connector posts configured to interface with the pressure sensitive areas on the single printed circuit board; a sealed acoustic chamber that is enclosed by the numeric keypad chamber gasket, the sealed acoustic chamber comprising, the numeric keypad chamber gasket having an opening and a sealing lip, wherein the buttons and posts cooperate with a depressed button push on the pressure sensitive area on the printed circuit board, a navigation-speaker button received by the opening located on the front face of the housing and disposed between the bottom end of the housing and the display, the navigation-speaker button including, a sealing interface associated with the numeric keypad chamber gasket constructed to receive the sealing lip, the sealing interface arranged on the printed circuit board.