1. An event notification system, comprising: a communication unit; a controller that senses a command to select a first event among a plurality of events and controls the communication unit such that the communication unit establishes RF communication with a wearable device and transmits, to the wearable device, a first signal requesting generation of a vibration pattern corresponding to the first event, upon sensing generation of the first event and receiving a second signal including information relating to a generated first vibration pattern from the wearable device; and a memory that stores the generated first vibration pattern corresponding to the first event.