Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Martin Kaufmann0
Date of Patent
June 18, 2024
0Patent Application Number
179294420
Date Filed
September 2, 2022
0Patent Citations
...
Patent Primary Examiner
Patent abstract
A reader device of an access control system comprises physical layer circuitry and processing circuitry. The processing circuitry is operatively coupled to the physical layer circuitry and is configured to initiate transmission of a command to a credential device; determine a time duration from sending the command to the credential device to receiving a response to the command from the credential device; and generate an indication when the time duration exceeds a relay attack detection threshold time duration.
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