230000003247 decreasing Effects 0.000 claims description 3.

238000004146 energy storage Methods 0.000 claims description 6.238000006073 displacement reaction Methods 0.000 claims abstract description 19.239000003990 capacitor Substances 0.000 claims abstract description 73.238000004458 analytical method Methods 0.000 title claims abstract description 25.

Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd Publication of JP2004240958A publication Critical patent/JP2004240958A/en Application granted granted Critical Publication of JP4607466B2 publication Critical patent/JP4607466B2/en Status Expired - Fee Related legal-status Critical Current Anticipated expiration legal-status Critical Links Original Assignee Samsung Electronics Co Ltd Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor Seo-Kyu Kim 端規金 Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number JP2004004002A Other languages Japanese ( ja)

Google Patents Smart card having protection device for prohibiting power analysis hacking, and its protection methodĭownload PDF Info Publication number JP2004240958A JP2004240958A JP2004004002A JP2004004002A JP2004240958A JP 2004240958 A JP2004240958 A JP 2004240958A JP 2004004002 A JP2004004002 A JP 2004004002A JP 2004004002 A JP2004004002 A JP 2004004002A JP 2004240958 A JP2004240958 A JP 2004240958A Authority JP Japan Prior art keywords variable capacitor power supply voltage integrated circuit supply line Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents JP2004240958A - Smart card having protection device for prohibiting power analysis hacking, and its protection method JP2004240958A - Smart card having protection device for prohibiting power analysis hacking, and its protection method

Smart card analyser