| Because the mobile phone short message can be flexible bearing various kinds of media content, real-time and effective communication coverage, flexible configuration of the regional audience. Gradually by people praise for " the fifth media ". SMS cell is to import and specific area (or region) of the mobile phone users to send specific welcome/farewell/advertising services such as information short message value-added service. In order to effectively enhance the permeability of mobile phone communications value-added services, to further expand the value-added business user dimensions, improve value-added business income proportion, becoming each district SMS communication operators and value-added business research and development direction of.In this paper, according to market demand to prove the significance of study, from the short message technology, mobile phone user position information acquiring method, MC interface link monitoring method and its signaling of user information presentation mode, service area definitions and data processing of small area short message service system technical realization mode. According to the technical methods to achieve the function of the system design and environment design, finally through the case of system effectiveness analysis. |