KEY CARD FOR COMPATIBLE TRANSPORTATION CARD AND OPERATING METHOD OF KEY CARD FOR TRANSPORTATION CARD

摘要

THE PRESENT INVENTION RELATES TO A KEY CARD FOR A NATIONALLY-COMPATIBLE TRANSPORTATION CARD AND AN OPERATING METHOD OF THE KEY CARD FOR THE TRANSPORTATION CARD. FIRST, ACCORDING TO THE PRESENT INVENTION, THE KEY CARD FOR THE TRANSPORTATION CARD COMPRISES AN INFORMATION STORAGE UNIT, AN INFORMATION DELIVERY UNIT, AND A KEY CARD CONTROLLER FOR A TRANSPORTATION CARD. NEXT, ACCORDING TO THE PRESENT INVENTION, THE OPERATING METHOD OF THE KEY CARD FOR THE TRANSPORTATION CARD COMPRISES THE STEPS OF: THE KEY CARD FOR THE TRANSPORTATION CARD, DELIVERING CTKEY INFORMATION OF KEY INFORMATION ON EACH ELECTRONIC CASH COMPANY AND IDCENTER INFORMATION WHICH IS THE IDENTIFICATION OF EACH ELECTRONIC CASH COMPANY TO A PSAM, AFTER A MASTER KEY AND KEY INFORMATION WHICH IS THE KEY INFORMATION ON EACH ELECTRONIC CASH COMPANY ARE INSERTED INTO THE KEY CARD FOR THE TRANSPORTATION CARD; AND THE KEY CARD FOR THE TRANSPORTATION CARD, DELIVERING MPKEY INFORMATION, TMKEY INFORMATION, AND INDKEY INFORMATION OF THE KEY INFORMATION ON EACH ELECTRONIC CASH COMPANY TO THE PSAM, AFTER THE KEY CARD FOR THE TRANSPORTATION CARD FORMS A SESSION WITH THE PSAM BY USING THE INSERTED CTKEY INFORMATION. ACCORDING TO THE PRESENT INVENTION, NATIONALLY- COMPATIBLE TRANSPORTATION CARDS CAN BE USED THROUGH THE SYSTEM OPERATION ON THE BASIS OF THE KEY CARD FOR THE TRANSPORTATION CARD, THEREBY SOLVING THE INCONVENIENCE FOR THE USER TO CARRY THE MULTIPLE TRANSPORTATION CARDS. FURTHER, A NATIONALLY-COMMON TECHNOLOGICAL STANDARD FOR TRANSPORTATION CARDS IS FORMULATED, AND A STABLE TRANSPORTATION CARD SYSTEM IS OPERATED. [FIG. 1]