Patent ID: 9532162
Filing Date: 2016-12-27
CPC Classification: H04W

Claim Text:
1. A method for indicating a valid time of a trigger message, which indicates the valid time of the trigger message through a validity period parameter in the trigger message, wherein the validity period parameter includes: a validity period format and a validity period; and the method further comprises: transmitting, by a server, the trigger message to a network side entity; and transmitting, by the network side entity, the trigger message to a terminal after successfully parsing and storing the trigger message; wherein the validity period indicates valid time information of the trigger message, and the validity period format indicates a time format adopted by the valid time of the trigger message; wherein when the validity period format indicates that the time format adopted by the valid time of the trigger message is an Enhanced format, the corresponding validity period indicates that the valid time information of the trigger message is the transmission times of the trigger message, and the validity period format and the validity period; wherein when the trigger message is transmitted to the terminal, the method further comprises: setting, by the network side entity, a timer locally according to the validity period parameter, setting the valid time information of the trigger message indicated by the validity period as a value of the timer, and starting the timer; and wherein after the terminal receives the trigger message, the method further comprises: when the trigger message is received unsuccessfully by the terminal, notifying the network side entity; detecting, by the network side entity, the timer, and removing the stored trigger message when the timer expires.