发明名称 WIND FILTER FOR USE WITH A MICROPHONE
摘要 A wind filter device (215) for use with a microphone (203), the wind filter device including a substrate (219) having an aperture (221) extending through the substrate, attached to a first face of the substrate a first layer (223) having a first perforated region (228) over the aperture and, attached to a second face of the substrate, a second layer (225) having a second perforated region (228) over the aperture. Also described is an arrangement of the wind filter device and a microphone, and a hand portable radio communication unit including the arrangement. ® KIPO & WIPO 2009
申请公布号 KR20090090318(A) 申请公布日期 2009.08.25
申请号 KR20097011046 申请日期 2007.10.11
申请人 MOTOROLA INC. 发明人 KOPNOV NICK;BROWN LORNE;VERED ARYED
分类号 H04R1/02;F01N7/00;H04B1/38 主分类号 H04R1/02
代理机构 代理人
主权项
地址