发明名称 Portable information processing apparatus
摘要 A portable information processing apparatus is capable of saving space, protecting its speakers, and preventing invasion of rain or dust when used outdoors, while maintaining stereo sound output of high quality. The portable information processing apparatus comprises a main body, a display unit incorporating a display panel, a rear casing of the display unit, and a speaker unit contained between the rear casing and display panel. The rear casing is provided with sound release holes.
申请公布号 US7016186(B2) 申请公布日期 2006.03.21
申请号 US20040791886 申请日期 2004.03.04
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 UEDA DAI;TANIGUCHI HISASHI;HARADA HIDEKI
分类号 H05K7/00;G06F1/16 主分类号 H05K7/00
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