发明名称 HANDHELD ELECTRONIC COMMUNICATION DEVICE WITH METALLIC KEYPAD
摘要 The present invention relates to a handheld electronic communication devi ce comprising, in a housing (1), a printed circuit board (2) for holding electrical components and providing several connection points, and a keypad (5) extendi ng parallel to said printed circuit board (2) and including a keypad user's interface (5c), made of a metallic sheet, said device further comprising a radio communication module for transmitting and/or receiving signals, said radio communication module being connected to a radiating element via an antenna's feeding point on printed circuit board (2), According to the invention, said metallic sheet is provided with at least a connection area (5e) electrically connected to said antenna's feeding point of said printed circuit board (2), and said metallic sheet further comprises a slot (8), said keypad user's interfa ce (5c) constituting then said radiating element whose working frequencies depend on the shape and the size of said slot.
申请公布号 CA2562610(A1) 申请公布日期 2007.04.05
申请号 CA20062562610 申请日期 2006.10.05
申请人 TCL COMMUNICATION TECHNOLOGY HOLDINGS LIMITED 发明人 ROBERT, LYDIE;GUIRAUTON, ALAIN;DALLA RICCA, ERIC
分类号 H01Q1/44;G06F15/02;H01H13/70;H01Q1/36;H01Q1/38;H04Q7/32;H05F3/02;H05K1/18 主分类号 H01Q1/44
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