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Method of seamlessly roaming between multiple wireless networks using a single wireless network adaptor

  • US 20080069065A1
  • Filed: 09/20/2006
  • Published: 03/20/2008
  • Est. Priority Date: 09/20/2006
  • Status: Abandoned Application
First Claim
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1. A method in a portable device having a single wireless network interface adaptor of roaming between access points on the same or different wireless networks while maintaining real-time IP data transfer with another device, the method comprising:

  • when connected with a first wireless network access point for real-time IP data transfer with another device, establishing a connection with a second wireless network access point such that the portable device can concurrently communicate with the first and second wireless access points for relocating the real-time IP data transfer to the second access point, andswitching between the first and second network access points for concurrently sending and receiving data packets via both access points using a switching strategy based at least in part on a number of the data packets to be send to each network access point.

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