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    • 5. 发明申请
    • Antenna System with Spiral Antenna Sections and Applications Thereof
    • 具有螺旋天线部分及其应用的天线系统
    • US20130252560A1
    • 2013-09-26
    • US13720650
    • 2012-12-19
    • BROADCOM CORPORATION
    • Nicolaos G. AlexopoulosSeunghwan Yoon
    • H04B7/005
    • H04B7/005H01Q3/30H01Q9/27H01Q21/00
    • An antenna system includes an antenna structure and an antenna interface. The antenna structure includes ‘x’ number of spiral antenna sections. Each spiral antenna section transmits a different phase of ‘x’ phases of an outbound RF signal and receives a different phase of ‘x’ phases of an inbound RF signal. The antenna interface generates the ‘x’ phases of the outbound RF signal by splitting the outbound RF signal into ‘x’ copies and phase shifting each of the ‘x’ copies. The antenna interface also combines the ‘x’ phases of the inbound RF signal to produce the inbound RF signal by phase shifting each of the ‘x’ phases of the inbound RF signal by the respective phase shift and combining the ‘x’ copies.
    • 天线系统包括天线结构和天线接口。 天线结构包括“x”个螺旋天线部分。 每个螺旋天线部分发射出站RF信号的“x”相的不同相位,并接收入站RF信号的“x”相的不同相位。 天线接口通过将出站RF信号分为“x”个拷贝并相移每个“x”副本,从而产生出站RF信号的“x”相。 天线接口还通过将入站RF信号中的每个“x”相位相移相应的相移并组合“x”份,来组合入站RF信号的“x”相以产生入站RF信号。
    • 8. 发明授权
    • Three-dimensional antenna assembly and applications thereof
    • 三维天线组件及其应用
    • US08922446B2
    • 2014-12-30
    • US13720686
    • 2012-12-19
    • Broadcom Corporation
    • Nicolaos G. AlexopoulosSeunghwan Yoon
    • H01Q21/00H01Q1/36H01Q9/16H01Q9/27H01Q21/06H01Q21/20
    • H01Q9/27H01Q9/16H01Q21/0006H01Q21/06H01Q21/20H04B1/44
    • An antenna assembly includes a substrate, a plurality of spiral dipole antenna sections, and a phase array feeder. The substrate has a three-dimensional shaped region. Each of the spiral dipole antenna sections is supported by a corresponding section of the three-dimensional shaped region and conforms to the corresponding section of the three-dimensional shaped region such that, collectively, the plurality of spiral dipole antenna sections has an overall shape approximating a three-dimensional shape. The spiral dipole antenna sections are coupled together in accordance with a coupling configuration for beamforming and/or power combining. The phase array feeder inputs, or outputs, a phase offset representations of a radio frequency (RF) signal from, or to, the spiral dipole antenna sections and converts between the phase offset representations of the RF signal and the RF signal.
    • 天线组件包括基板,多个螺旋偶极子天线部分和相位阵列馈线。 基板具有三维形状的区域。 每个螺旋偶极天线部分由三维成形区域的相应部分支撑,并且符合三维成形区域的对应部分,使得多个螺旋偶极子天线部分总体形状接近 三维形状。 螺旋偶极天线部分根据用于波束成形和/或功率组合的耦合配置耦合在一起。 相位阵列馈线输入或输出来自螺旋偶极天线部分的射频(RF)信号的相位偏移表示,并且在RF信号的相位偏移表示与RF信号之间进行转换。
    • 9. 发明授权
    • Receiver utilizing multiple radiation patterns to determine angular position
    • 利用多个辐射图来确定角位置的接收器
    • US08892125B2
    • 2014-11-18
    • US14038010
    • 2013-09-26
    • Broadcom Corporation
    • Alfred Grau BesoliNicolaos G. AlexopoulosJesus Castaneda
    • H04W24/00H04B17/00H04B7/08
    • H04B17/0037H04B7/084H04B17/104
    • A receiver includes an antenna array, an angular positioning module, a low noise amplifier module, and a down conversion module. The antenna array is operable to receive an inbound wireless signal. The angular positioning module is operable to: receive a plurality of received inbound wireless signals from the antenna array. An angular position of a source of the inbound wireless signal is determined from at least some of the plurality of received inbound wireless signals based on a first radiation pattern and a second radiation pattern of the plurality of received inbound wireless signals; and output a representation of the inbound wireless signal. The low noise amplifier module is operably coupled to amplify the representation of the inbound wireless signal to produce an amplified inbound wireless signal. The down conversion module is operably coupled to convert the amplified inbound wireless signal into a baseband or near baseband signal.
    • 接收机包括天线阵列,角度定位模块,低噪声放大器模块和下变频模块。 天线阵列可操作以接收入站无线信号。 角度定位模块可操作以:从天线阵列接收多个接收到的入站无线信号。 基于多个接收的入站无线信号中的第一辐射图案和第二辐射图案,从所述多个接收的入站无线信号中的至少一些确定入站无线信号的源的角位置; 并输出入站无线信号的表示。 低噪声放大器模块可操作地耦合以放大入站无线信号的表示以产生放大的入站无线信号。 下变频模块可操作地耦合以将放大的入站无线信号转换成基带或近基带信号。