CHANGE OF RATE MATCHING MODES IN PRESENCE OF CHANNEL STATE INFORMATION REFERENCE SIGNAL Russian patent published in 2015 - IPC H04W28/22 

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to communication systems. Exemplary embodiments include a method which includes, prior to confirmation that a network access node has correctly acquired information on capabilities of a user device, operating a user device with the network access node in accordance with a first rate matching mode and, only after confirmation to the user device that the network access node has correctly acquired information on capabilities of the user device, changing the rate matching mode to a second rate matching mode. In one embodiment the first rate matching mode includes puncturing a downlink shared channel transmission with a set of resource elements, which may be reference symbols and/or turned-off resource elements, and the second rate matching mode includes rate matching the downlink shared channel around those resource elements that are members of the set of resource elements.

EFFECT: reduced interference.

24 cl, 8 dwg