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:
Feb. 10, 2009
Filed:
Sep. 08, 2004
Ray-guang Cheng, Keelung, TW;
Ray-Guang Cheng, Keelung, TW;
Qisda Corporation, Taoyuan County, TW;
Abstract
A method and a system for wireless terminals registering a communication system, comprising wireless terminals, public land mobile network (PLMN), wireless local area network (WLAN), Wherein the wireless terminals are able to communicate with both the PLMN and the WLAN. The PLMN coverage overlaps the WLAN coverage linking the two together. First, the wireless terminal obtains an ID, attaches to a PLMN, and then transmits the ID to PLMN to authenticate and register. After authentication, the PLMN generates an authentication code and transmits the code to a wireless terminal. Additionally, the PLMN transmit the authentication code to at least one WLAN. The wireless terminals must communicate with at least one WLAN.