FIELD: radio engineering and communication.
SUBSTANCE: invention relates to mobile wireless communication systems, particularly to control of channel state information reference signal density. Exemplary method comprises steps of: obtaining (S2205) a combination of one or more components to be used for a reference signal resource, wherein one or more components are contained in one or more physical resource blocks of the slot; and indicating (S2210) one or more wireless devices (105) a combination of one or more components in one or more physical resource blocks to be used for a reference signal resource.
EFFECT: invention discloses methods and apparatus for configuring a reference signal resource in network node (110) of a wireless communication network.
29 cl, 2 tbl, 30 dwg
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