FLEXIBLE CIRCUIT BOARD FOR DUAL-MODE ANTENNA, DUAL-MODE ANTENNA AND USER DEVICE

摘要

Provided are a printed circuit board for a dual mode antenna, the dual mode antenna, and a user terminal using the same. The printed circuit board for the dual mode antenna includes a first coil of a loop shape formed on one side of an insulation sheet and a second coil of the loop shape formed on the inner side of a loop of the first coil. [Reference numerals] (210) NFC impedance matching unit;(220) NFC transceiver;(230) NFC controller;(310) W/C impedance matching unit;(320) Rectifying unit;(330) Charging unit;(400) Control unit