Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 4, 2022
Patent Application Number
16930284
Date Filed
July 15, 2020
Patent Citations
Patent Primary Examiner
A sub-reader and a method of controlling the sub-reader are provided. The method of controlling the sub-reader which is connected to a door reader provided in an existing installed door operating device to provide a communication method that is not supported by the door reader includes: obtaining first open request information using a first communication method from a terminal; obtaining second open request information for transmission to the door reader based on the first open request information; and transmitting the second open request information to the door reader using a second communication method different from the first communication method.
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