Patent ID: 7908272

Claim:
An information code format used for a two dimensional bar code and indicating a database of information in which an image of the two dimensional bar code is extracted and analyzed by a mobile terminal device for acquiring the information, and then the information extracted from the two dimensional bar code is sent to a server through a base station, the information being at least one of text information, graphic information and multimedia streaming information, the information extracted from the two dimensional bar code having an information code format that includes at least the following fields: a type field to indicate types of information code application and formats; an index field which is generated based on hash table technology to indicate a unique information for the database and to include an IP or web address index, an information category index, an information content index, an associated information index, and an expansion information index, wherein the index field records pointers that point to the database connected to the server; and an authorization field to code a password or a public key which is used to match a private key for an authorized user to retrieve an encrypted or secured data information from the database; wherein the information code format is indicated by the type field and a length of the information code is variable; wherein types of application specified by the type field include web address translation, phone number or personal data, advertisement information, purchase transaction, document or article search.