ELECTRONIC DEVICE AND PASSWORD AUTHENTICATION METHOD FOR ELECTRONIC DEVICE
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United States of America Patent
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Issued Date -
Dec 3, 2015
app pub date -
Dec 17, 2013
filing date -
Dec 19, 2012
priority date (Note) -
Abandoned
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Abstract
A password authentication method for an electronic device and an electronic device is provided. The method comprises: receiving by the electronic device an input password, in which the input password is an n-bit character string and n≧1; comparing by the electronic device characters of the input password with corresponding characters of a pre-stored correct password bit by bit in sequence or randomly; and providing by the electronic device a comparison result at a predetermined feedback time or a random feedback time, in which each of the predetermined feedback time and the random feedback time is not less than a total time required to compare the n-bit character string of the input password.
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