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:
Jun. 11, 2013
Filed:
Aug. 25, 2010
Juha-petteri Nieminen, Espoo, FI;
Juha-Petteri Nieminen, Espoo, FI;
Tellabs Oy, Espoo, FI;
Abstract
To transfer a communication session from a first data source to a second data source, the following operations are carried out when a radio terminal is handed over from a first base station to a second base station: the session settings and status information related to the communication session are transferred () to be used in conjunction with the second data source, a first portion of the payload data related to the communication session is sent () in accordance with the session settings from the first data source to the radio terminal via the second base station, and the next portion of the payload data which according to the status information still has to be sent to the radio terminal during the communication session is sent () in accordance with the session settings from the second data source to the radio terminal via the second base station. The transfer of the communication session is not visible to the radio terminal because the transmission of payload data continues uninterrupted and the session settings, such as TCP socket parameters, remain unchanged during the transfer.