×

Remote wireless unit having reduced power operating mode

  • US 20010024968A1
  • Filed: 04/05/2001
  • Published: 09/27/2001
  • Est. Priority Date: 02/15/2000
  • Status: Abandoned Application
First Claim
Patent Images

1. In a wireless communications network, a method in a base station to communicate with a remote unit that is in a sleep mode, the remote unit having a unique identification value, comprising the steps of:

  • establishing a periodic reference instant at the base station and at the remote station;

    determining a delay interval following said periodic reference instant at the base station, said delay interval being derived from said unique identification value of said remote unit; and

    transmitting a message from the base station to the remote unit at a second instant following said delay interval, said remote unit having changed from said sleep mode to a standby mode after said delay interval.

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