| 摘要 |
A wireless card device includes a board member, a processor device attached to the board member, a wireless control device attached to the board member, and coupled to the processor device, and an antenna device disposed on the board member and coupled to the wireless control device. The antenna device includes one extension to receive and transmit signals of a frequency, and another extension to receive and transmit signals of a different frequency. The antenna device may include the extensions extended from the sides of a base member, and may include a conductor arranged around the base member and the extensions.
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