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WIRELESS COMMUNICATION DEVICE INSIDE MANHOLE

  • US 20170359094A1
  • Filed: 06/24/2015
  • Published: 12/14/2017
  • Est. Priority Date: 12/29/2014
  • Status: Abandoned Application
First Claim
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1. A wireless communication device inside a manhole, comprising:

  • a communication terminal installed inside the manhole; and

    an antenna extension cable connected to the communication terminal,wherein the antenna extension cable is electrically connected to a manhole cover of a conductive material serving as an antenna, and transmits a signal received from the manhole cover to the communication terminal.

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