The present invention provides an apparatus and a method for producing a virtual electrode within or upon a tissue to be treated with radio frequency alternating electric current, such tissues including but not limited to liver, lung, cardiac, prostate, breast, and vascular tissues and neoplasms. The method includes providing a flow between an application of a mobile unit and a serving node. An extracting unit extracts the embedded data, acquires a target page number of a reading unnecessary page based on the embedded data, and saves the page number in a storage unit.