Patent ID: 7715868
Filing Date: 2010-05-11
Classification: H04L,H04W

Abstract:
1. A push-enabled mobile device for automatically maintaining a data connection to a wireless data network for bi-directional data transfer between the push-enabled mobile device and the wireless data network, the push-enabled mobile device having: a back off timer for timing a back off period between retries to establish the data connection; a service check timer for timing a service check period, the service check timer being started upon originally establishing the data connection; and a connection manager for issuing a connection request to the wireless data network for connecting the push-enabled mobile device to the wireless data network, for determining that a data connection has been established, for periodically, upon expiry of the service check timer, checking a data connection status of the established data connection, for determining, from the data connection status, that the established connection has been dropped, for automatically issuing, upon expiry of the back off timer, a further connection request to the wireless data network to re-establish the data connection between the push-enabled mobile device and the wireless data network, and, for reestablishing the data connection to the wireless data network when the further connection request is accepted by the wireless data network to automatically maintain the data connection between the push-enabled mobile device and the wireless data network.