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Communication station with automatic cable loss compensation

  • US 20050250541A1
  • Filed: 07/11/2005
  • Published: 11/10/2005
  • Est. Priority Date: 02/05/1999
  • Status: Active Grant
First Claim
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1. A base station used in a wireless communication system, comprising:

  • an antenna;

    a remote power amplifier coupled to the antenna and co-located proximate to the antenna;

    a ground based transmitter coupled to the remote power amplifier by an RF cable, comprising;

    a first power level detector located at the front end of the RF cable configured to detect a first power level of the RF signal;

    an attenuator coupled to the transmit signal line for adjustment to the transmit signal strength; and

    a controller for controlling the attenuator;

    a second power level detector located at the back end of the RF cable configured to detect a second power level of the RF signal;

    whereby said controller compares said first and second detected power levels of the RF signal and controls the attenuator accordingly.

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