×

Method and apparatus for using synchronous CDMA in a mobile environment

  • US 7,151,944 B2
  • Filed: 09/27/2001
  • Issued: 12/19/2006
  • Est. Priority Date: 09/27/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method of operating a mobile communications base station which receives signals from a number of high mobility subscriber terminals, each of said subscriber terminal signals comprising a number of multipath components, the method comprising:

  • for each subscriber terminal signal received, determining a best signal component;

    wherein for each determination of a best signal component, the method comprises the steps of;

    determining a difference in time between reception of said best signal component and a reference time; and

    transmitting to said terminal a transmission timing offset value calculated at said base station in order to receive said best signal component at substantially said reference time, said transmission timing offset value comprising said difference in time between reception of said best signal component and said reference time.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×