Please download the dossier by clicking on the dossier button x
×

Link path searching and maintaining method for a bluetooth scatternet

  • US 7,298,761 B2
  • Filed: 05/09/2003
  • Issued: 11/20/2007
  • Est. Priority Date: 05/09/2003
  • Status: Active Grant
First Claim
Patent Images

1. A link searching and maintaining method for establishing a link search table between a first bluetooth device in one piconet to a second bluetooth device in another piconet with both piconets located in a bluetooth scatternet, each bluetooth device including a link update variable, a link update timer, an initialization procedure executing timer, an initialization procedure trigger timer, a missing timer and a link search table, wherein the first Bluetooth device sends a link searching packet to the second bluetooth device to establish the link search table, wherein the link searching packet comprises a link number field, a source IP address field, a source bluetooth address (BD_Addr) field, a sender bluetooth address (BD_Addr) field, a link search number field, and multiple search link identification fields, the method comprising:

  • (A) filling the corresponding fields of the link search packet;

    (B) enabling the link update variable and link update timer;

    (C) filling the link number field with 0; and

    (D) encapsulating with the bluetooth packet header and transmitting through the bluetooth channel.

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