Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Suk Ku Lee0
Han seon Kim0
Ki sung Nam0
Date of Patent
May 18, 2021
0Patent Application Number
162697040
Date Filed
February 7, 2019
0Patent Citations
Patent Primary Examiner
Patent abstract
Provided is a method for manufacturing a metal card which is capable of allowing metal card antennas to have no interference with a metal sheet by including a processed plastic layer formed on the metal sheet, and an insulating sheet. The metal card is capable of improving sensitivity of antenna coil, thereby solving an existing problem of the difficulties in performing RF communication because of material characteristics of a metal layer.
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