- 专利标题: CIRCUITS AND TECHNIQUES FOR A VIA-LESS BEAMFORMER
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申请号: US15390764申请日: 2016-12-27
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公开(公告)号: US20180183146A1公开(公告)日: 2018-06-28
- 发明人: Thomas V. Sikina , John P. Haven , Philip M. Henault , Alkim Akyurtlu
- 申请人: Raytheon Company
- 申请人地址: US MA Waltham
- 专利权人: Raytheon Company
- 当前专利权人: Raytheon Company
- 当前专利权人地址: US MA Waltham
- 主分类号: H01Q3/34
- IPC分类号: H01Q3/34 ; G01S13/02
摘要:
A via-less beamformer provided from a plurality of circuits elements having circuit layouts selected to mitigate unwanted reactive coupling there between. At least one of the plurality of circuit elements is provided having a circuit layout selected based upon reactive field theory. In one embodiment, a circuit layout may be selected by: determining which circuit features of the circuit elements produce reactive fields in response to a signal provided thereto, separating the total field into a modal set and determining the modal weighting coefficients based on geometrical and/or design features of the of the circuit elements. In one embodiment the via-less beamformer comprises one or more via-less combiner/divider circuits. In one embodiment the via-less beamformer comprises one or more branch hybrid coupler circuits. In one embodiment the via-less beamformer comprises one or more via-less combiner/divider circuits and one or more branch hybrid coupler circuits.
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