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:
Dec. 28, 2010
Filed:
Aug. 23, 2006
Juha Kallio, Vantaa, FI;
Markku Jylha-ollila, Helsinki, FI;
Juha Kallio, Vantaa, FI;
Markku Jylha-Ollila, Helsinki, FI;
Nokia Corporation, Espoo, FI;
Abstract
A mechanism for controlling an establishment of a call from a calling party being located in a first communication network environment to a receiving party being located in a second network environment, comprise a determination whether or not information on media parameters supported by the calling party is received in an initialization message for the call, and if the information on media parameters supported by the calling party is not received, a transmission of a specific message based on a service change and fallback function to the receiving party, a receipt, in response to the specific message based on the service change and fallback function, of information on media parameters supported by the receiving party, processing of the information on media parameters supported by the receiving party and a completion of the establishment of the call in correspondence to the media parameters supported by the receiving party and by the calling party.