Invention Grant
- Patent Title: Early-data-transmission and radio access network notification area update
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Application No.: US17278319Application Date: 2019-10-08
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Publication No.: US12028902B2Publication Date: 2024-07-02
- Inventor: Lars Nord , Vivek Sharma
- Applicant: Sony Corporation , Sony Mobile Communications Inc.
- Applicant Address: JP Tokyo
- Assignee: SONY MOBILE COMMUNICATIONS INC.,SONY CORPORATION
- Current Assignee: SONY MOBILE COMMUNICATIONS INC.,SONY CORPORATION
- Current Assignee Address: JP Tokyo; JP Tokyo
- Agency: Tucker Ellis LLP
- Priority: SE 302901 2018.10.12
- International Application: PCT/EP2019/077212 2019.10.08
- International Announcement: WO2020/074507A 2020.04.16
- Date entered country: 2021-03-21
- Main IPC: H04W74/0833
- IPC: H04W74/0833 ; H04W68/02 ; H04W76/30

Abstract:
A method of operating an access node of a radio access network of a cellular network includes participating in an early-data-transmission of a random access procedure of a UE. The method further includes, in response to said participating in the early-data-transmission: determining whether or not the UE requires an update information element of a notification area of the radio access network. The method further includes selectively transmitting the update information element if the UE requires the update information element.
Public/Granted literature
- US20210352732A1 EARLY-DATA-TRANSMISSION AND RADIO ACCESS NETWORK NOTIFICATION AREA UPDATE Public/Granted day:2021-11-11
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