US Patent No. 9,392,455

METHOD AND APPARATUS FOR HANDLING CLOSED SUBSCRIBER GROUPS IN RELAY-ENHANCED SYSTEM


Patent No. 9,392,455
Issue Date July 12, 2016
Title Method And Apparatus For Handling Closed Subscriber Groups In Relay-enhanced System
Inventorship Lei Du, Beijing (CN)
Wei Hua Zhou, Beijing (CN)
Bernhard Raaf, Neuried (DE)
Maciej Pakulski, Czernica (PL)
Assignee Nokia Solutions and Networks Oy, Espoo (FI)

Claim of US Patent No. 9,392,455

1. A method comprising
retrieving setting information relating to closed subscriber groups of a donor base station and a relay node of a relay-enhanced
cellular system,

acquiring a whitelist defining one or more closed subscriber groups in which a terminal is a member, said terminal requesting
access to the relay-enhanced cellular system via the relay node, and

verifying a membership of the terminal for both closed subscriber groups of the donor base station and the relay node based
on the retrieved setting information and the acquired whitelist.