Patent ID: 8699398
Filing Date: 2014-04-15
Classification: H04L,H04W

Abstract:
1. A method executed by a mobile station, the method comprising: attempting to receive information transmitted over a downlink point-to-multipoint (PTM) bearer; determining whether reception of the information over the downlink PTM bearer is adequate or inadequate; when the mobile station is operating in PTM operating mode and upon determining that the reception of the information over the downlink PTM bearer is inadequate, generating and transmitting a complaint message to a controller, wherein the complaint message comprises: a request message that indicates that the reception over the downlink PTM bearer is inadequate and that the mobile station is requesting establishment of a downlink point-to-point (PTP) bearer by the controller so that the mobile station is allowed to receive downlink traffic by operating in PTP operating mode; and when the mobile station is operating in PTP operating mode and upon making a subsequent determination that the reception over the downlink PTM bearer has become adequate, generating and transmitting a second request message to the controller, wherein the second request message indicates that the reception over the downlink PTM bearer has become adequate and that the mobile station is requesting switching back to the downlink PTM bearer by the controller so that the mobile station is allowed to receive downlink traffic by operating in PTM operating mode.