Invention Grant
- Patent Title: Interference reduction
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Application No.: US14238329Application Date: 2012-07-24
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Publication No.: US09838931B2Publication Date: 2017-12-05
- Inventor: Shin Horng Wong , Matthew Baker
- Applicant: Shin Horng Wong , Matthew Baker
- Applicant Address: FR Boulogne-Billancourt
- Assignee: Alcatel Lucent
- Current Assignee: Alcatel Lucent
- Current Assignee Address: FR Boulogne-Billancourt
- Agency: Fay Sharpe, LLP
- Priority: EP11360038 20110812
- International Application: PCT/EP2012/003125 WO 20120724
- International Announcement: WO2013/023735 WO 20130221
- Main IPC: H04W36/20
- IPC: H04W36/20 ; H04W36/18 ; H04W72/04 ; H04W36/00

Abstract:
A method of reducing inter cell interference in a wireless communication network, a network control node, network access node, user equipment and computer program product operable to implement that method. The method is for use in a network comprising a plurality of network access nodes, each supporting a region of radio overage, and the method comprises: discovering, for a first network access node, at least one adjacent network access node; allocating at least one predetermined shared radio channel for radio communication commenced within an overlapping radio coverage region between said first network access node and said adjacent network access node; and communicating an indication of said at least one predetermined shared radio channel to said first network access node and said adjacent network access node. The method enables shared radio channels to be used in a “soft handover” type scenario, by enabling adjacent network access nodes to decipher and decode transmissions made by user equipment operating in overlap regions in a network. Such methods may be particularly suited to user equipment operating in a Cell_FACH mode.
Public/Granted literature
- US20140287763A1 INTERFERENCE REDUCTION Public/Granted day:2014-09-25
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