Patent ID: 9445217
Filing Date: 2016-09-13
CPC Classification: H04L,H04W,Y02D

Claim Text:
1. A machine type communication (MTC) device communication method, comprising: receiving, by a first network element, a trigger request, the trigger request comprising trigger information; sending, by the first network element, a query message to a second network element, wherein the query message comprises an identifier of a receiver of the trigger information, an identifier of a sender of the trigger information, and a trigger indication, wherein the query message indicates checking, according to the trigger indication, whether the sender is authorized to send the trigger information to the receiver, wherein the trigger indication is determined by the first network element according to the trigger request, and wherein the first network element is an MTC Interworking Function (MTC-IWF) or a Short Message Service Gateway Mobile Switching Center (SMS-GMSC) and the second network element is a Home Location Register (HLR) or Home Subscriber Server (HSS); and receiving, by the first network element, a response message sent by the second network element, wherein the response message comprises a check result; determining whether to send the trigger information according to the check result in the response message; sending the trigger information in response to determining to send the trigger information according to the check result in the response message; and not sending the trigger information in response to determining not to send the trigger information according to the check result in the response message.