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    • 3. 发明申请
    • Dual-Beam Sector Antenna and Array
    • 双光束天线阵列
    • US20110205119A1
    • 2011-08-25
    • US13127592
    • 2009-11-12
    • Igor TimofeevMartin ZimmermanHuy Cao
    • Igor TimofeevMartin ZimmermanHuy Cao
    • H01Q21/08H01Q1/24H01Q3/24G01S13/00
    • H01Q3/26H01Q1/246H01Q3/28H01Q3/30H01Q3/40H01Q21/061H01Q21/24H01Q25/00H01Q25/002H01Q25/02
    • A low sidelobe beam forming method and dual-beam antenna schematic are disclosed, which may preferably be used for 3-sector and 6-sector cellular communication system. Complete antenna combines 2-, 3- or -4 columns dual-beam sub-arrays (modules) with improved beam-forming network (BFN). The modules may be used as part of an array, or as an independent 2-beam antenna. By integrating different types of modules to form a complete array, the present invention provides an improved dual-beam antenna with improved azimuth sidelobe suppression in a wide frequency band of operation, with improved coverage of a desired cellular sector and with less interference being created with other cells. Advantageously, a better cell efficiency is realized with up to 95% of the radiated power being directed in a desired cellular sector.
    • 公开了一种低旁瓣波束形成方法和双波束天线原理图,其可优选用于3扇区和6扇区蜂窝通信系统。 完整的天线将2-,3-或-4列双光束子阵列(模块)与改进的波束形成网络(BFN)相结合。 这些模块可以用作阵列的一部分,也可以用作独立的2波束天线。 通过集成不同类型的模块以形成完整的阵列,本发明提供了一种改进的双波束天线,其在宽频带操作中具有改进的方位旁瓣抑制,具有改进的期望蜂窝扇区的覆盖范围,并且通过 其他细胞。 有利地,通过高达95%的辐射功率被引导到期望的蜂窝扇区中来实现更好的小区效率。
    • 5. 发明授权
    • Panel antenna with variable phase shifter
    • 带可变移相器的面板天线
    • US07298233B2
    • 2007-11-20
    • US10711919
    • 2004-10-13
    • Martin Zimmerman
    • Martin Zimmerman
    • H01P1/18H01Q3/00H01Q9/28
    • H01Q1/243H01Q3/32
    • A panel antenna having a variable phase shifter module with at least one main-PCB having an input trace coupled to a wiper junction. An arcuate trace on the main-PCB extending between a first output trace and a second output trace, the arcuate trace having an arc center proximate the wiper junction. A wiper-PCB having a linking trace thereon; the wiper-PCB rotatably coupled to the main-PCB proximate the wiper junction with the linking trace facing the first main-PCB. Because the linking trace faces the main-PCB, the wiper-PCB may be formed from inexpensive and structurally resilient substrate material. The linking trace coupling the wiper junction with the arcuate trace. Multiple arcuate traces may be linked to further output traces to add additional outputs, each having variable phase shift between them, depending upon the position of the wiper-PCB. Multiple main-PCBs may be stacked upon each other and the wiper-PCBs of each controlled by a common linkage.
    • 一种具有可变移相器模块的面板天线,具有至少一个主PCB,其具有耦合到擦拭器结的输入迹线。 主PCB上的弓形迹线在第一输出迹线和第二输出迹线之间延伸,弓形迹线具有靠近擦拭器结的圆弧中心。 其上具有连接痕迹的刮水器PCB; 擦拭器PCB可靠地连接到主PCB,靠近擦拭器连接处,连接迹线面向第一主PCB。 由于连接迹线面向主PCB,擦拭器PCB可以由廉价且结构有弹性的基底材料形成。 连接迹线将雨刷结与弧形迹线相连。 多个弧形迹线可以链接到另外的输出迹线以添加附加的输出,每个输出根据刮水器PCB的位置而具有可变的相移。 多个主PCB可以彼此堆叠,并且每个主要PCB通过公共连接来控制。
    • 8. 发明申请
    • Panel Antenna with Variable Phase Shifter
    • 带可变移相器的天线
    • US20080024385A1
    • 2008-01-31
    • US11870369
    • 2007-10-10
    • Martin Zimmerman
    • Martin Zimmerman
    • H01Q21/00
    • H01Q1/243H01Q3/32
    • A panel antenna having a variable phase shifter module with at least one main-PCB having an input trace coupled to a wiper junction. An arcuate trace on the main-PCB extending between a first output trace and a second output trace, the arcuate trace having an arc center proximate the wiper junction. A wiper-PCB having a linking trace thereon; the wiper-PCB rotatably coupled to the main-PCB proximate the wiper junction with the linking trace facing the first main-PCB. Because the linking trace faces the main-PCB, the wiper-PCB may be formed from inexpensive and structurally resilient substrate material. The linking trace coupling the wiper junction with the arcuate trace. Multiple arcuate traces may be linked to further output traces to add additional outputs, each having variable phase shift between them, depending upon the position of the wiper-PCB. Multiple main-PCBs may be stacked upon each other and the wiper-PCBs of each controlled by a common linkage.
    • 一种具有可变移相器模块的面板天线,具有至少一个主PCB,其具有耦合到擦拭器结的输入迹线。 主PCB上的弓形迹线在第一输出迹线和第二输出迹线之间延伸,弓形迹线具有靠近擦拭器结的圆弧中心。 其上具有连接痕迹的刮水器PCB; 擦拭器PCB可靠地连接到主PCB,靠近擦拭器连接处,连接迹线面向第一主PCB。 由于连接迹线面向主PCB,擦拭器PCB可以由廉价且结构有弹性的基底材料形成。 连接迹线将雨刷结与弧形迹线相连。 多个弧形迹线可以链接到另外的输出迹线以添加附加的输出,每个输出根据刮水器PCB的位置而具有可变的相移。 多个主PCB可以彼此堆叠,并且每个主要PCB通过公共连接来控制。
    • 9. 发明申请
    • Dipole antenna
    • 偶极天线
    • US20070241983A1
    • 2007-10-18
    • US11405814
    • 2006-04-18
    • Huy CaoKevin LinehanMartin ZimmermanXiangyang Ai
    • Huy CaoKevin LinehanMartin ZimmermanXiangyang Ai
    • H01Q21/26
    • H01Q9/28H01Q9/285H01Q21/26
    • A dipole antenna comprising a base; first and second pairs of dipoles positioned in front of the base and arranged around a central region; a first feed line which extends from the base towards the dipoles and splits at a first junction positioned in front of the base into a first pair of feed probes each of which is coupled to a respective one of the first pair of dipoles; and a second feed line which extends from the base towards the dipoles and splits at a second junction positioned in front of the base into a second pair of feed probes each of which is coupled to a respective one of the second pair of dipoles. The feed probes are spaced from the dipoles so as to field-couple with the dipoles. In one embodiment, the first pair of feed probes is positioned on a first side of the dipoles and the second pair of feed probes is positioned on a second side of the dipoles opposite to the first side. In another embodiment, the dipoles are printed on a PCB.
    • 一种偶极天线,包括一个基座; 第一和第二对偶极子位于基座的前面并围绕中心区域布置; 第一馈电线,其从所述基部朝向所述偶极子延伸并且在位于所述基座的前面的第一接合处分裂为第一对馈送探针,每个馈送探针耦合到所述第一对偶极子中的相应一个; 以及第二馈电线,其从所述基座朝向所述偶极子延伸,并且在位于所述基座前面的第二连接处分裂为第二对馈电探针,每个馈送探针耦合到所述第二对偶极子中的相应一个。 进料探针与偶极子间隔开,以便与偶极子场耦合。 在一个实施例中,第一对进给探针定位在偶极子的第一侧上,第二对进给探针位于与第一侧相反的偶极子的第二侧上。 在另一个实施例中,偶极子印刷在PCB上。