Patent ID: 8493966
Filing Date: 2013-07-23
Classification: H04L,H04W,Y02D

Abstract:
1. A mobile communications device, comprising: a first processor of the mobile communications device configured to control an operation of a peripheral device; at least one second processor of the mobile communications device configured to transport data between the mobile communications device and at least one wireless network that is external to the mobile communications device, the at least one second processor being configured to maintain a network connection between the mobile communications device and the at least one wireless network based upon a periodically received command to maintain the network connection, the at least one second processor comprising a plurality of modems, each modem configured to transport data between the mobile communications device and a different wireless network; and a third processor of the mobile communications device connected between the first processor and the at least one second processor, the third processor being configured to direct the at least one second processor to execute a network operation to maintain the network connection independently of the first processor without awaking the first processor from a sleep mode, the network operation including the at least one second processor periodically sending a message to the at least one wireless network that is external to the mobile communications device to maintain the network connection between the mobile communications device and the at least one wireless network, the third processor being configured to direct the at least one second processor to maintain the network connection by periodically transmitting the command to maintain the network connection from the third processor to the at least one second processor at a predetermined time interval.