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公开(公告)号:US09653804B2
公开(公告)日:2017-05-16
申请号:US13161223
申请日:2011-06-15
CPC分类号: H01Q3/26 , G01S13/87 , G01S2013/0254 , H01Q3/24 , H01Q25/005 , H04B7/0426
摘要: An electronically scanned array (ESA) system comprises a first ESA assembly including a first antenna system coupled to a first plurality of transmit/receive modules and a second ESA assembly including a second antenna system coupled to a second plurality of transmit/receive modules. The ESA system also includes a manifold system coupled to the first and second ESA assemblies. The manifold system including an RF signal processing system for processing signals received from the first and second ESA assemblies.
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公开(公告)号:US07327313B2
公开(公告)日:2008-02-05
申请号:US10993830
申请日:2004-11-19
IPC分类号: H01Q3/00
摘要: According to one embodiment of the invention, a method of increasing a phase resolution of an array antenna, comprises providing an array antenna having a plurality of rows of antenna elements, each antenna element having a first phase resolution; for at least one row of the array antenna, positioning each of the antenna elements to one of first and second phases, the first and second phases separated by at least the first phase resolution; for the at least one row of the array antenna, a number of antenna elements positioned to the first phase is the product of a number of antenna elements in the at least one row of the array antenna and a desired row phase angle divided by the first phase resolution; and for the at least one row of the array antenna, a number of antenna elements positioned to the second phase is the number of elements in the at least one row of the array antenna minus the number of antenna elements in the at least one row positioned to the first phase.
摘要翻译: 根据本发明的一个实施例,一种增加阵列天线的相位分辨率的方法包括提供具有多行天线元件的阵列天线,每个天线元件具有第一相位分辨率; 对于阵列天线的至少一行,将每个天线元件定位到第一和第二相中的一个,第一和第二相被至少分离第一相位分辨率; 对于阵列天线的至少一行,定位到第一相位的多个天线元件是阵列天线的至少一行中的多个天线元件和由第一相位分割的期望行相位角的乘积 相位分辨率; 并且对于阵列天线的至少一行,定位到第二相位的多个天线元件是阵列天线的至少一行中的元件的数量减去至少一个行中的天线元件的数量 到第一阶段。
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公开(公告)号:US20120319901A1
公开(公告)日:2012-12-20
申请号:US13161223
申请日:2011-06-15
IPC分类号: H01Q3/00
CPC分类号: H01Q3/26 , G01S13/87 , G01S2013/0254 , H01Q3/24 , H01Q25/005 , H04B7/0426
摘要: An electronically scanned array (ESA) system comprises a first ESA assembly including a first antenna system coupled to a first plurality of transmit/receive modules and a second ESA assembly including a second antenna system coupled to a second plurality of transmit/receive modules. The ESA system also includes a manifold system coupled to the first and second ESA assemblies. The manifold system including an RF signal processing system for processing signals received from the first and second ESA assemblies.
摘要翻译: 电子扫描阵列(ESA)系统包括第一ESA组件,其包括耦合到第一多个发射/接收模块的第一天线系统和包括耦合到第二多个发射/接收模块的第二天线系统的第二ESA组件。 ESA系统还包括耦合到第一和第二ESA组件的歧管系统。 该歧管系统包括用于处理从第一和第二ESA组件接收的信号的RF信号处理系统。
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