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    • 3. 发明申请
    • CO-LOCATION INSENSITIVE MULTI-BAND ANTENNA
    • CO位置无敏多天线天线
    • US20090091508A1
    • 2009-04-09
    • US11868257
    • 2007-10-05
    • Jorge FABREGA-SANCHEZJoe Le
    • Jorge FABREGA-SANCHEZJoe Le
    • H01Q9/04H01Q1/42
    • H01Q1/521H01Q1/243H01Q5/371
    • Co-location insensitive multi-band antenna. The present example provides a co-location insensitive multi-band antenna. The antenna may be co-located with an antenna operated at another band and tends to reject interference from that antenna. The co-location insensitive multi-band antenna tends to provide a compact design that may be printed on a printed wiring board (“PWB”), on a case of a radio, such as a cellular telephone or may be self supporting. In general, the desired in band performance and out of band signal rejection may be achieved by a meander line coupled to a upper band patch. The meander line tends to provide a good lower bad match, and the upper band patch tends to provide a good high bad match, or resonance. The upper band patch also tends to cause a sharp roll off in return loss before the high band, that tends to reject frequencies from a co-located antenna transmitting below the high band.
    • 共位不敏感多频天线。 本示例提供了一种非位置不敏感的多频带天线。 天线可以与在另一频带操作的天线共同定位,并且倾向于抑制来自该天线的干扰。 共同位置不敏感的多频带天线倾向于提供可以在诸如蜂窝电话的无线电的情况下印刷在印刷线路板(“PWB”)上的紧凑设计,或者可以是自支撑的。 通常,期望的频带性能和带外信号抑制可以通过耦合到上频带的曲折线实现。 曲折线倾向于提供良好的较差的不良配对,而上带补丁往往会提供良好的高不良搭配或共鸣。 高频带补丁也倾向于在高频带之前的回波损耗中急剧下降,这倾向于拒绝来自在高频带之下传输的同位置天线的频率。