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    • 3. 发明授权
    • Dual band antenna arrangement
    • 双频天线布置
    • US06208299B1
    • 2001-03-27
    • US09525521
    • 2000-03-15
    • Björn LindmarkStefan JonssonDan Karlsson
    • Björn LindmarkStefan JonssonDan Karlsson
    • H01Q138
    • H01Q21/30H01Q5/42H01Q5/50H01Q21/08H01Q21/10
    • An antenna arrangement for receiving and/or transmitting electromagnetic signals in two spaced-apart frequency bands including a first frequency band having a first center frequency (f1) and a second frequency band having a second center frequency (f2). A first set of antenna elements (A1) are operative in the first frequency band (f1), and a second set of antenna elements (A2) are operative in the second frequency band (f2). A feeding network (C, 10, C1, C2) is arranged for feeding signals to the respective sets of antenna elements. The first set of antenna elements (A1) are arranged geometrically so that the first set has a first length (D1) in a first direction. The second set of antenna elements (A2) are arranged geometrically so that the second set has a second length (D2) in said first direction. In order to obtain lobes with the same beam width, said first and second lengths (D1, D2) are substantially inversely proportional to the first and second center frequencies (f1, f2).
    • 一种用于在包括具有第一中心频率(f1)的第一频带和具有第二中心频率(f2)的第二频带的两个间隔开的频带中接收和/或发送电磁信号的天线装置。 第一组天线元件(A1)在第一频带(f1)中操作,并且第二组天线元件(A2)在第二频带(f2)中操作。 馈送网络(C,10,C1,C2)被布置用于将信号馈送到各组天线元件。 第一组天线元件(A1)几何地布置,使得第一组在第一方向上具有第一长度(D1)。 第二组天线元件(A2)几何地布置,使得第二组在所述第一方向上具有第二长度(D2)。 为了获得具有相同波束宽度的波瓣,所述第一和第二长度(D1,D2)与第一和第二中心频率(f1,f2)成反比。
    • 4. 发明申请
    • ANTENNA ASSEMBLIES HAVING TRANSMISSION LINES SUSPENDED BETWEEN GROUND PLANES WITH INTERLOCKING SPACERS
    • 天线组合在接地平面与互连间距之间悬挂的传输线
    • US20130088402A1
    • 2013-04-11
    • US13269220
    • 2011-10-07
    • Björn LindmarkPatrik Strömstedt
    • Björn LindmarkPatrik Strömstedt
    • H01Q1/48
    • H01Q1/246H01Q21/0081H01Q21/08
    • Disclosed herein are exemplary embodiments of interlocking spacers that may be used for suspending transmission lines of a feed network between electrically-conducting ground planes of an antenna assembly. Also disclosed are exemplary embodiments of antenna assemblies including such interlocking spacers. An exemplary embodiment of an antenna assembly generally includes a feed network including one or more transmission lines, a first ground plane, and a second ground plane spaced apart from the first ground plane with a space therebetween. At least one pair of spacers is configured to be interlocked to one another when positioned on opposite sides of a substrate including the transmission lines of the feed network. The spacers are operable for suspending the transmission lines in the space between the ground planes.
    • 这里公开了互锁间隔件的示例性实施例,其可以用于将馈电网络的传输线悬挂在天线组件的导电接地平面之间。 还公开了包括这种互锁间隔件的天线组件的示例性实施例。 天线组件的示例性实施例通常包括馈送网络,其包括一个或多个传输线,第一接地平面和与第一接地平面间隔开的间隔的第二接地平面。 当定位在包括馈送网络的传输线的基板的相对侧上时,至少一对间隔件构造成彼此互锁。 间隔件可操作用于将传输线悬挂在接地平面之间的空间中。
    • 6. 发明授权
    • Antenna assemblies having transmission lines suspended between ground planes with interlocking spacers
    • 具有悬挂在具有互锁间隔件的接地平面之间的传输线的天线组件
    • US08860625B2
    • 2014-10-14
    • US13269220
    • 2011-10-07
    • Björn LindmarkPatrik Strömstedt
    • Björn LindmarkPatrik Strömstedt
    • H01Q1/48H01Q1/00H01Q1/24H01Q21/00H01Q21/08
    • H01Q1/246H01Q21/0081H01Q21/08
    • Disclosed herein are exemplary embodiments of interlocking spacers that may be used for suspending transmission lines of a feed network between electrically-conducting ground planes of an antenna assembly. Also disclosed are exemplary embodiments of antenna assemblies including such interlocking spacers. An exemplary embodiment of an antenna assembly generally includes a feed network including one or more transmission lines, a first ground plane, and a second ground plane spaced apart from the first ground plane with a space therebetween. At least one pair of spacers is configured to be interlocked to one another when positioned on opposite sides of a substrate including the transmission lines of the feed network. The spacers are operable for suspending the transmission lines in the space between the ground planes.
    • 这里公开了互锁间隔件的示例性实施例,其可以用于将馈电网络的传输线悬挂在天线组件的导电接地平面之间。 还公开了包括这种互锁间隔件的天线组件的示例性实施例。 天线组件的示例性实施例通常包括馈送网络,其包括一个或多个传输线,第一接地平面和与第一接地平面间隔开的间隔的第二接地平面。 当定位在包括馈送网络的传输线的基板的相对侧上时,至少一对间隔件构造成彼此互锁。 间隔件可操作用于将传输线悬挂在接地平面之间的空间中。
    • 10. 发明授权
    • Phase shifter with branched transmission lines having at least one sideways movable dielectric body and antenna array formed therefrom
    • 具有分支传输线的移相器具有至少一个侧向可移动电介质体和由其形成的天线阵列
    • US08130165B2
    • 2012-03-06
    • US12392029
    • 2009-02-24
    • Björn Lindmark
    • Björn Lindmark
    • H01Q3/32H01P1/18
    • H01P1/184H01P5/16
    • There is disclosed an electromagnetic transmission line arrangement with a phase shifter, comprising at least one conductive branch line (51a,51b) extending from a junction point (51c) to an associated output port, for the propagation of electromagnetic signals in a frequency band along said branch line. The phase shifter includes at least one dielectric body (52,53,54) which is mounted so as to be movable sideways in a transverse direction into a delaying position at least partly covering said branch line (51a,51b). The longitudinal distribution of its dielectric material (∈) is adapted to cause, when being moved transversally into said delay position, a controlled phase shift but also to secure, by way of said selected longitudinal distribution of its dielectric material in conjunction with said at least one branch line, an input impedance matching of said transmission line arrangement. The transmission line arrangement can be used in the feeding network to a microwave antenna.
    • 公开了一种具有移相器的电磁传输线装置,包括从连接点(51c)延伸到相关联的输出端口的至少一个导电分支线(51a,51b),用于沿着频带传播电磁信号 说分支线。 移相器包括至少一个电介质体(52,53,54),其被安装成可沿横向横向移动到至少部分覆盖所述分支线(51a,51b)的延迟位置。 其介电材料(ε)的纵向分布适于在横向移动到所述延迟位置时引起受控的相移,而且还通过所述选定的介电材料的纵向分布结合所述至少 一个分支线,所述传输线布置的输入阻抗匹配。 传输线布置可以在馈送网络中用于微波天线。