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公开(公告)号：US20220094049A1
公开(公告)日：2022-03-24
申请号：US17545012
申请日：2021-12-08
Applicant: Ademco Inc.
Inventor： Michal Pokorny
Abstract: A radio frequency antenna system is provided and can include a radio printed circuit board, a first antenna element located proximate an edge of the radio printed circuit board, a second antenna element located proximate the edge of the radio printed circuit board, and a cancelation circuit located on the radio printed circuit board and connected to feeding points of the first antenna and the second antenna, wherein the cancelation circuit can provide a cancelation effect at output ports of the cancelation circuit with respect to signals broadcast by the first antenna element and the second antenna element over air.
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公开(公告)号：US11251522B2
公开(公告)日：2022-02-15
申请号：US16541638
申请日：2019-08-15
Applicant: Ademco Inc.
Inventor： Michal Pokorny
Abstract: A radio frequency antenna system is provided and can include a radio printed circuit board, a first antenna element located proximate an edge of the radio printed circuit board, a second antenna element located proximate the edge of the radio printed circuit board, and a cancelation circuit located on the radio printed circuit board and connected to feeding points of the first antenna and the second antenna, wherein the cancelation circuit can provide a cancelation effect at output ports of the cancelation circuit with respect to signals broadcast by the first antenna element and the second antenna element over air.
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公开(公告)号：US20210050662A1
公开(公告)日：2021-02-18
申请号：US16541638
申请日：2019-08-15
Applicant: Ademco Inc.
Inventor： Michal Pokorny
Abstract: A radio frequency antenna system is provided and can include a radio printed circuit board, a first antenna element located proximate an edge of the radio printed circuit board, a second antenna element located proximate the edge of the radio printed circuit board, and a cancelation circuit located on the radio printed circuit board and connected to feeding points of the first antenna and the second antenna, wherein the cancelation circuit can provide a cancelation effect at output ports of the cancelation circuit with respect to signals broadcast by the first antenna element and the second antenna element over air.
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公开(公告)号：US11705628B2
公开(公告)日：2023-07-18
申请号：US17545012
申请日：2021-12-08
Applicant: Ademco Inc.
Inventor： Michal Pokorny
Abstract: A radio frequency antenna system is provided and can include a radio printed circuit board, a first antenna element located proximate an edge of the radio printed circuit board, a second antenna element located proximate the edge of the radio printed circuit board, and a cancelation circuit located on the radio printed circuit board and connected to feeding points of the first antenna and the second antenna, wherein the cancelation circuit can provide a cancelation effect at output ports of the cancelation circuit with respect to signals broadcast by the first antenna element and the second antenna element over air.
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