Patent ID: 9363694
Filing Date: 2016-06-07
CPC Classification: H04W

Claim Text:
1. A method to determine a connection state by a mobile wireless device configurable for communication with a first at wireless network in accordance with a first wireless communication protocol and a second wireless network in accordance with a second wireless communication protocol, the method comprising: by the mobile wireless device: detecting an interruption of a connection between the mobile wireless device and the first wireless network due to reconfiguration to communicate with the second wireless network, the interruption of the connection exceeding an inactivity threshold; transmitting an uplink resource allocation message to the first wireless network in response to detecting the interruption of the connection; when receiving no response from the first wireless network to the uplink resource allocation message, transmitting a random access message to the first wireless network; and when receiving no response from the first wireless network to the random access message, executing a radio link failure procedure.