USER AUTHENTICATION SYSTEM AND PORTABLE TERMINAL

WIPO Patent Application WO/2019/142237

A1

This user authentication system 100 comprises: a main body device 200 comprising an authentication code transmission request part for generating an authentication code transmission request including a first value and transmitting said request to an authentication device 300, a comparison part 272 for determining that authentication has been successful if an authentication code transmitted from the authentication device 300 in response to the authentication code transmission request is included in an authentication code for comparison generated in accordance with the first value, and an unlocking part 273 for validating a predefined function if the comparison part 272 has determined that the authentication has been successful; and the authentication device 300 comprising an authentication code return part for generating the authentication code in accordance with the first value included in the authentication code transmission request and returning said authentication code to the main body device 200.

HASHIMOTO YASUNOBU (JP)
KAWAMAE OSAMU (JP)
YOSHIZAWA KAZUHIKO (JP)
MASUOKA NOBUO (JP)
SHIMIZU HIROSHI (JP)

PCT/JP2018/001014

July 25, 2019

January 16, 2018

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MAXELL LTD (JP)

G06F21/35; G06F21/31

WO2014147713A1

2014-09-25

JP2013534796A	2013-09-05
JPH08123759A	1996-05-17
JP2005079975A	2005-03-24
US20110314539A1	2011-12-22
JP2006060392A	2006-03-02
US20150039880A1	2015-02-05
JP2003196566A	2003-07-11
JP2004118456A	2004-04-15
JP2008227758A	2008-09-25
JPH1079982A	1998-03-24

THE PATENT BODY CORPORATE TAKEWA INTERNATIONAL PATENT OFFICE (JP)

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