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:
Apr. 18, 2006
Filed:
Apr. 26, 2004
Niranjan N. Segal, Arlington, TX (US);
Niranjan N. Segal, Arlington, TX (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A wireless communication unit (), network switch () and corresponding methods facilitate routing and handover or handin of calls from a second network () to a first network () when the unit has been operating in second network and is being handed in to the first network. The communication unit comprises a transceiver () and a controller () arranged to operate with the transceiver to determine () that the wireless communication unit is within a coverage area of the first network; to exchange messages () corresponding to call appearance information with the switch in the first network; to decide whether a call within the second network can be handed in to the first network based on the exchange of the messages (); and to initiate () a handin of the call to the first network only when the decision is affirmative.