The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 02, 2007
Filed:
Jun. 21, 2004
Chia-lun Tang, Miaoli, TW;
Shih-huang Yeh, Yunlin, TW;
Yung-tao Liu, Kaohsiung, TW;
Che-wei Su, Changhua, TW;
Kin-lu Wong, Kaohsiung, TW;
Chia-Lun Tang, Miaoli, TW;
Shih-Huang Yeh, Yunlin, TW;
Yung-Tao Liu, Kaohsiung, TW;
Che-Wei Su, Changhua, TW;
Kin-Lu Wong, Kaohsiung, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
A data access system includes a plurality of access points and an antenna corresponding to one of the access points. The antenna includes a planar monopole, a vertical ground plane and a top horizontal ground plane. In one aspect, the top horizontal ground plane outwardly extends over the planar monopole for a distance that is generally between three-quarters to three-halves of the length of the planar monopole.