Chan, Anthony Hing-HungAnthony Hing-HungChan2022-06-232022-06-232019-03-12https://repository.sfu.edu.hk/handle/sfu/3485United States Patent No.: 10,231,164A method for updating location information includes detecting a change in mobility of a second device, and determining whether an update condition has been met. When the update condition has been met, the method also includes updating a first location management function in accordance with location information of the second device, and forwarding the location information of the second device to a second location management function.entechnical documentation