Communication device

Communication device

  • CN 108,461,894 B
  • Filed: 02/22/2017
  • Issued: 08/06/2021
  • Est. Priority Date: 02/22/2017
  • Status: Active Grant
First Claim
Patent Images

1. A communication device, the communication device comprising:

  • a wideband antenna covering an operating frequency band;

    a reflector for reflecting radiant energy of the broadband antenna;

    a first metal loop between the broadband antenna and the reflector; and

    a second metal loop between the broadband antenna and the reflector, wherein the second metal loop and the first metal loop have the same shape and size, and the second metal loop and the first metal loop are substantially in the same plane and completely separated;

    wherein the broadband antenna and the reflector are spaced apart by less than 0.25 wavelengths of a center frequency of the operating band;

    wherein the length of the first metal loop is between 0.25 and 0.4 wavelengths of the center frequency of the operating band; and

    isWherein the width of the first metal ring is between 0.025 times and 0.2 times the wavelength of the center frequency of the operating band.

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