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    • 4. 发明申请
    • Compact Multipath-Resistant Antenna System with Integrated Navigation Receiver
    • 具有集成导航接收机的紧凑型多路径天线系统
    • US20110115676A1
    • 2011-05-19
    • US12944793
    • 2010-11-12
    • Dmitry TatarnikovPavel ShamatulskyAndrey Astakhov
    • Dmitry TatarnikovPavel ShamatulskyAndrey Astakhov
    • H01Q1/38
    • H01Q9/0414H01Q1/48H01Q5/40H01Q9/0442H01Q21/28H01Q21/30
    • A patch antenna system with improved multipath resistance includes a top antenna assembly and a bottom antenna assembly. Each antenna assembly includes a radiator patch and a ground plane separated by a dielectric medium. The radiator patch on the top antenna assembly is excited by an exciter and an excitation circuit. The bottom antenna assembly is electromagnetically coupled to the top antenna assembly. The resonant frequency of the bottom antenna assembly is approximately equal to the resonant frequency of the top antenna assembly. Electromagnetic fields induced in the bottom antenna assembly are in opposite phase to the electromagnetic fields excited in the top antenna assembly. Amplitudes of electromagnetic fields induced in the bottom antenna assembly are subtracted from amplitudes of electromagnetic fields excited in the top antenna assembly, and multipath signals are suppressed. Single band and dual band antenna systems suitable for global navigation satellite systems can be implemented.
    • 具有改善的多径电阻的贴片天线系统包括顶部天线组件和底部天线组件。 每个天线组件包括散热器贴片和由电介质隔离的接地平面。 顶部天线组件上的散热器贴片由激励器和激励电路激发。 底部天线组件电磁耦合到顶部天线组件。 底部天线组件的谐振频率近似等于顶部天线组件的谐振频率。 在底部天线组件中感应的电磁场与顶部天线组件中激发的电磁场相反。 在顶部天线组件中激励的电磁场的幅度减去底部天线组件中感应的电磁场的幅度,并抑制多径信号。 可以实现适用于全球导航卫星系统的单频带和双频天线系统。
    • 5. 发明授权
    • Compact multipath-resistant antenna system with integrated navigation receiver
    • 具有集成导航接收器的紧凑型多路径天线系统
    • US08842045B2
    • 2014-09-23
    • US12944793
    • 2010-11-12
    • Dmitry TatarnikovPavel ShamatulskyAndrey Astakhov
    • Dmitry TatarnikovPavel ShamatulskyAndrey Astakhov
    • H01Q1/38H01Q1/48H01Q21/30H01Q5/00H01Q9/04H01Q21/28
    • H01Q9/0414H01Q1/48H01Q5/40H01Q9/0442H01Q21/28H01Q21/30
    • A patch antenna system with improved multipath resistance includes a top antenna assembly and a bottom antenna assembly. Each antenna assembly includes a radiator patch and a ground plane separated by a dielectric medium. The radiator patch on the top antenna assembly is excited by an exciter and an excitation circuit. The bottom antenna assembly is electromagnetically coupled to the top antenna assembly. The resonant frequency of the bottom antenna assembly is approximately equal to the resonant frequency of the top antenna assembly. Electromagnetic fields induced in the bottom antenna assembly are in opposite phase to the electromagnetic fields excited in the top antenna assembly. Amplitudes of electromagnetic fields induced in the bottom antenna assembly are subtracted from amplitudes of electromagnetic fields excited in the top antenna assembly, and multipath signals are suppressed. Single band and dual band antenna systems suitable for global navigation satellite systems can be implemented.
    • 具有改善的多径电阻的贴片天线系统包括顶部天线组件和底部天线组件。 每个天线组件包括散热器贴片和由电介质隔离的接地平面。 顶部天线组件上的散热器贴片由激励器和激励电路激发。 底部天线组件电磁耦合到顶部天线组件。 底部天线组件的谐振频率近似等于顶部天线组件的谐振频率。 在底部天线组件中感应的电磁场与顶部天线组件中激发的电磁场相反。 在顶部天线组件中激励的电磁场的幅度减去底部天线组件中感应的电磁场的幅度,并抑制多径信号。 可以实现适用于全球导航卫星系统的单频带和双频天线系统。