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    • 5. 发明授权
    • Antenna system and method for configuring a radiating pattern
    • 用于配置辐射图案的天线系统和方法
    • US07835768B2
    • 2010-11-16
    • US10575354
    • 2003-10-23
    • Maurizio CrozzoliDaniele DiscoPaolo Gianola
    • Maurizio CrozzoliDaniele DiscoPaolo Gianola
    • H04M1/00
    • H01Q3/26H01Q3/2605H01Q3/2676
    • The radiation characteristics of an antenna are made configurable including in the antenna a plurality of radiating elements and associating to each of said radiating elements a respective chain for processing the signal in transmission and/or reception with a module for weighting digital signals capable of applying to a digital signal at least a respective weighting coefficient and an antenna conversion set interposed between the module for weighting digital signals and one of the radiating elements of the antenna. The antenna conversion set operates on a digital signal on the side of the signal weighting module and on an analogue signal distributed on the processing chains associated to each radiating element of the antenna propagates (in transmission and/or reception), while respective weight coefficients are applied to said digital signal weighting modules. The weighting coefficients determine the radiation diagram of the antenna.
    • 天线的辐射特性是可配置的,其包括在天线中多个辐射元件,并且将每个所述辐射元件相关联的链条,用于处理传输和/或接收中的信号,用于对能够应用于 数字信号至少包括相应的加权系数和插入在用于加权数字信号的模块和天线的辐射元件之一之间的天线转换装置。 天线转换装置在信号加权模块侧的数字信号和分布在与天线的每个辐射元件相关联的处理链上的模拟信号传播(在传输和/或接收中),而相应的权重系数是 应用于所述数字信号加权模块。 加权系数确定天线的辐射图。
    • 6. 发明申请
    • Method and system for performing digital beam forming at intermediate frequency on the radiation pattern of an array antenna
    • 在阵列天线的辐射图上以中频进行数字波束形成的方法和系统
    • US20070126630A1
    • 2007-06-07
    • US10575855
    • 2003-10-30
    • Francesco CoppiMaurizio CrozzoliDaniele DiscoRenato Scotti
    • Francesco CoppiMaurizio CrozzoliDaniele DiscoRenato Scotti
    • H01Q3/00
    • H01Q3/2605H04B7/0408H04B7/0617H04B7/086
    • A method of performing digital beam forming on the radiation pattern of an array antenna using a plurality of antenna elements, each antenna element being coupled to a signal processing chain. A weighting phase is used in which at least a complex weight coefficient is applied to a digital signal in a corresponding signal processing chain. The digital signal is an intermediate frequency digital signal, and the weighting phase has the following steps: a) duplicating the digital signal into a first and a second digital signal; b) processing the first and second digital signals by multiplying the first and second digital signals respectively by a real and an imaginary part of the complex weight coefficient; applying a Hilbert transform to that signal which is multiplied by the imaginary part of the complex weight coefficient; and c) combining the processed first and second digital signals into a weighted digital intermediate frequency signal by subtracting the second signal from the first signal.
    • 使用多个天线元件在阵列天线的辐射图上执行数字波束形成的方法,每个天线元件耦合到信号处理链。 在相应的信号处理链中使用加权阶段,其中至少将复数加权系数应用于数字信号。 数字信号是中频数字信号,加权阶段具有以下步骤:a)将数字信号复制成第一和第二数字信号; b)通过将第一和第二数字信号分别乘以复权重系数的实部和虚部来处理第一和第二数字信号; 将希尔伯特变换应用于乘以复权重系数的虚部的信号; 以及c)通过从第一信号中减去第二信号将经处理的第一和第二数字信号组合成加权的数字中频信号。
    • 7. 发明申请
    • Antenna system and method for configuring a radiating pattern
    • 用于配置辐射图案的天线系统和方法
    • US20070149250A1
    • 2007-06-28
    • US10575354
    • 2003-10-23
    • Maurizio CrozzoliDaniele DiscoPaolo Gianola
    • Maurizio CrozzoliDaniele DiscoPaolo Gianola
    • H04B1/00H04M1/00
    • H01Q3/26H01Q3/2605H01Q3/2676
    • The radiation characteristics of an antenna are made configurable including in the antenna a plurality of radiating elements and associating to each of said radiating elements a respective chain for processing the signal in transmission and/or reception with a module for weighting digital signals capable of applying to a digital signal at least a respective weighting coefficient and an antenna conversion set interposed between the module for weighting digital signals and one of the radiating elements of the antenna. The antenna conversion set operates on a digital signal on the side of the signal weighting module and on an analogue signal distributed on the processing chains associated to each radiating element of the antenna propagates (in transmission and/or reception), while respective weight coefficients are applied to said digital signal weighting modules. The weighting coefficients determine the radiation diagram of the antenna.
    • 天线的辐射特性是可配置的,其包括在天线中多个辐射元件,并且将每个所述辐射元件相关联的链条,用于处理传输和/或接收中的信号,用于对能够应用于 数字信号至少包括相应的加权系数和插入在用于加权数字信号的模块和天线的辐射元件之一之间的天线转换装置。 天线转换装置在信号加权模块侧的数字信号和分布在与天线的每个辐射元件相关联的处理链上的模拟信号传播(在传输和/或接收中),而相应的权重系数是 应用于所述数字信号加权模块。 加权系数确定天线的辐射图。
    • 9. 发明授权
    • Method and system for performing digital beam forming at intermediate frequency on the radiation pattern of an array antenna
    • 在阵列天线的辐射图上以中频进行数字波束形成的方法和系统
    • US07403156B2
    • 2008-07-22
    • US10575855
    • 2003-10-30
    • Francesco CoppiMaurizio CrozzoliDaniele DiscoRenato Scotti
    • Francesco CoppiMaurizio CrozzoliDaniele DiscoRenato Scotti
    • H01Q3/00
    • H01Q3/2605H04B7/0408H04B7/0617H04B7/086
    • A method of performing digital beam forming on the radiation pattern of an array antenna using a plurality of antenna elements, each antenna element being coupled to a signal processing chain. A weighting phase is used in which at least a complex weight coefficient is applied to a digital signal in a corresponding signal processing chain. The digital signal is an intermediate frequency digital signal, and the weighting phase has the following steps: a) duplicating the digital signal into a first and a second digital signal; b) processing the first and second digital signals by multiplying the first and second digital signals respectively by a real and an imaginary part of the complex weight coefficient; applying a Hilbert transform to that signal which is multiplied by the imaginary part of the complex weight coefficient; and c) combining the processed first and second digital signals into a weighted digital intermediate frequency signal by subtracting the second signal from the first signal.
    • 使用多个天线元件在阵列天线的辐射图上执行数字波束形成的方法,每个天线元件耦合到信号处理链。 在相应的信号处理链中使用加权阶段,其中至少将复数加权系数应用于数字信号。 数字信号是中频数字信号,加权阶段具有以下步骤:a)将数字信号复制成第一和第二数字信号; b)通过将第一和第二数字信号分别乘以复权重系数的实部和虚部来处理第一和第二数字信号; 将希尔伯特变换应用于乘以复权重系数的虚部的信号; 以及c)通过从第一信号中减去第二信号将经处理的第一和第二数字信号组合成加权的数字中频信号。