Patent ID: 7715560

Claim:
A stand-alone wireless communication device for hiding a data group, comprising: a processor within said stand-alone wireless communication device for generating a hiding request based on a user input through an input medium; a memory within said stand-alone wireless communication device for storing a plurality of sets of data categorized into a plurality of data groups based on categorizations of the data and hiding a predetermined one of the data groups according to the hiding request; an encryption module within said stand-alone wireless communication device for receiving said hiding request generated by said processor and setting a mechanism for hiding said predetermined one of the data groups; and an access module within said stand-alone wireless communication device for accessing said plurality of sets of data and activating said mechanism for hiding said predetermined one of the data groups; wherein said mechanism for hiding said predetermined one of the data groups is removed when the data in said predetermined one of the data groups is subsequently read by the user inputting a secret code in said stand-alone wireless communication device; wherein said plurality of sets of data are associated with two or more individuals in a communication book in said stand-alone wireless communication device and said plurality of sets of data are selected from a group consisting of, a plurality of sets of data associated with schedules, a plurality of sets of data associated with notebooks and a plurality of sets of data associated with messages; and wherein said plurality of sets of data associated with each individuals in said communication book are further categorized into a family data group, a relative data group, a friend data group, a colleague data group and a business affairs data group.