Patent ID: 7589677
Filing Date: 2009-09-15
Classification: H01Q

Abstract:
1. A wireless electronic product with a step-shaped wideband antenna, comprising: a printed circuit board; a signal transceiving loop, disposed at a top surface of the printed circuit board at a position adjacent to a central position of the printed circuit board; a signal line, being a conducting wire extended from the signal transceiving loop; a wideband antenna, disposed at a top surface of the printed circuit board, and having a shape extending from an end of the printed circuit board towards the central position of the printed circuit board to form a tapered step-shaped antenna symmetrically on both sides, and having an end at a position away from the end of the printed circuit board extended out to form a microstrip feedline having an end coupled with the signal line; and a ground plane, disposed on a bottom surface of the printed circuit board, and at a position corresponding to the signal transceiving loop and the signal line.