SECURITY TOKEN, EXECUTION METHOD FOR INSTRUCTION IN SECURITY TOKEN, AND COMPUTER PROGRAM
申请公布号:JP2015187896(A)
申请号:JP20150150317
申请日期:2015.07.30
申请公布日期:2015.10.29
发明人:YAMADA MASANARI
分类号:G06F12/16;G06K19/07
主分类号:G06F12/16
摘要:PROBLEM TO BE SOLVED: To provide a security token capable of, when correcting the error of data by using an ECC(Error Correction Code), transferring the data subjected to data error correction to another area.SOLUTION: A security token includes: a NVM(Non-Volatile Memory) for storing data by block units each having predetermined bit length; ECC control means 11 for, when writing the data in the NVM 30, calculating the ECC for each block to be used for storing the data, and for storing the ECC in association with the block to be used for storing the data in the NVM 30, and for, when a power is supplied, verifying the ECC for each block, and for storing a verification result in association with the block; and instruction execution means 10 for, when receiving an access instruction to perform access to the data stored in the NVM 30, executing the access instruction after transferring the data to be accessed to the free area of the NVM 30 when it is indicated that the error of the data has been corrected from the verification result of the ECC corresponding to the block used for storing the data to be accessed.
LIPID EXTRACT OF THE SKELETONEMA ALGAE
DEVICE AND METHOD FOR DESTROYING MICRO-ORGANISMS IN PARTICULAR BY EXTRA-CORPOREAL PROCESS
UNITED HEATING MEDIUM AND HEATING MATERIAL
PEANUT SPECTACLE MULTI DISCOID THORACO-LUMBAR DISC PROSTHESIS
BATTERY POLARITY INSENSITIVE INTEGRATED CIRCUIT AMPLIFIER
REDUCED SIZE ELECTROMAGNETIC DEVICE
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
USE OF LITHIUM GLUCONATE FOR MAKING A MEDICINE FOR TREATING HERPES AND SEBORRHEIC DERMATITIS
LOW-FREQUENCY AUDIO ENHANCEMENT SYSTEM
USE OF AN ANGIOGENIC FACTOR FOR THE TREATMENT OF MICROVASCULAR ANGIOPATHIES
SYSTEM FOR LOCATING AND INDENTIFYING MOBILE TERMINALS IN ENCLOSURES
METHOD AND DEVICE FOR STUFFING MEAT MATERIALS INTO SAUSAGES CLOSED BY STAPLING
ELECTRO-LUMINESCENT ARRANGEMENTS WITH METAL COMPLEXES THAT ARE BONDED TO FLUORESCENT DYES
HERMETICALLY SEALED F-CONNECTOR
MULTI-LAMP CONE REFLECTOR FOR SEMICONDUCTOR WAFER HEATING
PROJECTION LITHOGRAPHY DEVICE UTILIZING CHARGED PARTICLES
METHOD AND APPARATUS FOR USING DIGITAL TELEVISIONS AS REMOTE PERSONAL COMPUTER DISPLAYS