Planar antenna

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United States of America Patent

PATENT NO 9819087
SERIAL NO

15170695

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A planar antenna includes: first and second conductors each of which forms a microstrip line in combination with a ground electrode, and which are arranged in parallel with each other on a substrate; a plurality of first resonators disposed between the first conductor and the second conductor which electromagnetically couple the first conductor at one longitudinal end of each of the first resonators to generate electric fields which are in phase with each other; and at least one second resonator disposed between the first conductor and the second conductor which electromagnetically couples the second conductor at one longitudinal end of the at least one second resonator to generate an electric field which is in phase with the electric fields generated by the plurality of first resonators, wherein the at least one second resonator is arranged alternately with the plurality of first resonators.

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Patent Owner(s)

Patent OwnerAddress
FUJITSU FRONTECH LIMITEDINAGI-SHI TOKYO 206-8555

International Classification(s)

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  • 2016 Application Filing Year
  • H01Q Class
  • 2554 Applications Filed
  • 2142 Patents Issued To-Date
  • 83.87 % Issued To-Date

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kai, Manabu Yokohama, JP 110 1985
Kawasaki, Yusuke Inagi, JP 29 252
Shimizu, Masahiko Kawasaki, JP 167 1308
Yamagajo, Takashi Yokosuka, JP 78 1527

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges12867512525135312201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 90050100150200250300350400450500550600650700750

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