发明名称 ANTENNA STRUCTURE OF WATERPROOF TYPE PORTABLE RADIO AND WATERPROOF TYPE PORTABLE RADIO INCLUDING THE SAME
摘要 <P>PROBLEM TO BE SOLVED: To provide an antenna structure of a waterproof type portable radio and the waterproof type portable radio which ensure to avoid the influences on other antennas when an antenna is housed. <P>SOLUTION: An antenna structure of a waterproof type portable radio 1 includes: a housing 16 housing a radio circuit part 22 so as to make the interior watertight; and a whip antenna 43 extending and retracting inside and outside the housing 16. The antenna structure of the waterproof type portable radio 1 includes a cutout part waterproof gasket covering around the whip antenna 43; an impedance circuit part 21 housed at the housing 16 in a watertight manner; a first connection part 13 connecting the other end part 43b of the whip antenna 43 with the impedance circuit part 21 when the whip antenna 43 is retracted; and a second connection part 15 connecting the other end part 43b of the whip antenna 43 with the radio circuit part 22 when the whip antenna 43 is extended. Further, the first connection part 13 is provided at an outer periphery of the cutout part waterproof gasket and electrically connects with the whip antenna 43. <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2012257008(A) 申请公布日期 2012.12.27
申请号 JP20110128008 申请日期 2011.06.08
申请人 NEC SAITAMA LTD 发明人 SAITO TETSUYA
分类号 H01Q1/24;H01Q21/30;H04M1/02 主分类号 H01Q1/24
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