Electronic stamp for multimedia messages

摘要

The service transmits a multimedia message in a multimedia message service environment having a multimedia messaging service center (MMSC), from a personal computer (PC). The transmitted message has an electronic stamp whose validity is verified by the center before delivering the message to a mobile terminal (ME). The message has a heading related to contents of message and a body part containing units of the message. Independent claims are also included for the following: (a) a process of sending multimedia messaging from a sender terminal (b) a multimedia messaging system.