INFORMATION DELIVERY SYSTEM AND METHOD FOR MOBILE APPLIANCES

摘要

Information delivery systems and methods are disclosed. In a system according to the invention, there is a database system, a user appliance, a first communication channel and a second communication channel. The database system may have records that are alterable by a service provider. The user appliance may have an input device with polysemous keys. Further, the user appliance may also have a monitor, which is able to provide the user with information corresponding to records of the database system.