Patent ID: 9058372
Filing Date: 2015-06-16
Classification: G06F,H04L,H04W

Abstract:
1. A method of managing a plurality of databases in a wireless communication system having a plurality of wireless communication devices, the method comprising: establishing a first database group comprising at least a subset of the plurality of wireless communication devices to manage a first database of the plurality of databases, wherein each wireless communication device of the first database group is configurable to be a master device or a slave device; configuring a first device of the first database group to be a master wireless communication device, and the other devices of the first database group to be a plurality of slave wireless communication devices; assigning a priority level to each slave wireless communication device; receiving, at the master wireless communication device through a wireless communication channel, a database modification request message generated by an initiating slave wireless communication device of the plurality of slave wireless communication devices maintaining a first data version of the first database, wherein the database modification request message has a format in accordance with a format selected from the group consisting of a Short Message Services (SMS) format, an Instant Messaging (IM) format, an Enhanced Messaging Services (EMS) format, and a Multimedia Messaging Services (MMS) format; and retransmitting the database modification request message by the initiating slave wireless communication device if an acknowledgement message is not received from the master wireless communication device within a maximum time period in accordance with a collision avoidance procedure, wherein the maximum time period is based upon the priority level assigned to the initiating slave wireless communication device.