RADIO FREQUENCY CREDIT CARD SYSTEM FOR USE IN MOBILE TELEPHONE AND SETTLEMENTS METHOD OF RADIO FREQUENCY CREDIT CARD

摘要

PURPOSE: A radio frequency credit card system for use in a mobile telephone and settlements method of the radio frequency credit card is provided to ensure the safety convenience in usage of a credit card and to allow a mobile telephone to serve the credit card function as well as a traffic card function. CONSTITUTION: A mobile telephone system comprises a key pad(112), a display(114), a memory unit(120), an antenna(118), and a CPU(110). The key pad(112) is used to input information for transmission. The display(114) shows sending/receiving information. The memory unit(120) stores communication information. The antenna(118) transmits and receives a high frequency. The CPU(110) processes input/output information. An RF(Radio Frequency) credit card is provided in the mobile telephone system, wherein the RF credit card is used for settling a money in wireless. An interface for exchanging the information is provided between the RF(Radio Frequency) credit card and the CPU.