×

PCS cell site system for allowing a plurality of PCS providers to share cell site antennas

  • US 5,781,865 A
  • Filed: 05/20/1996
  • Issued: 07/14/1998
  • Est. Priority Date: 05/20/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A transceiver system for allowing the communication of a plurality of frequency bands at a Personal Communication Services (PCS) cell site, said transceiver system comprising:

  • (a) a transmitter system comprising;

    (i) a first transmitter adapted to transmit signals in a first transmit frequency band;

    (ii) a second transmitter adapted to transmit signals in a second transmit frequency band which is non-adjacent to said first transmit frequency band;

    (iii) a first transmitter network coupled to said first and second transmitters, wherein said transmitter network is adapted to filter said first and second non-adjacent transmit frequency bands; and

    (iv) a second transmitter network coupled to said first and second transmitters, wherein said second transmitter network is adapted to filter said first and second non-adjacent transmit frequency bands;

    (b) a receiver system comprising;

    (i) a first receiver adapted to receive signals in a first receive frequency band;

    (ii) a second receiver adapted to receive signals in a second receive frequency band;

    (iii) a first receiver network coupled to said first and second receivers, wherein said receiver network is adapted to pass said first and second receive frequency bands to said first and second receivers; and

    (iv) a second receiver network coupled to said first and second receivers, wherein said second receiver network is adapted to pass said first and second receive frequency bands to said first and second receivers;

    (c) a first transmit/receive antenna coupled to said first transmitter network and said first receiver network, wherein said first transmit/receive antenna is adapted to transmit said first and second non-adjacent transmit frequency bands in a particular direction at a certain beamwidth and receive said first and second receive frequency bands from the same particular direction and beamwidth; and

    (d) a second transmit/receive antenna coupled to said second transmitter and receiver networks, wherein said second transmit/receive antenna is adapted to transmit said first and second non-adjacent transmit frequency bands and receive said first and second receive frequency bands in a direction different than that of said first transmit/receive antenna.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×