A network comprising a first network node and a second network node, the network comprising: at least one processor; and at least one memory including computer program code, in which the at least one memory and the computer program code are configured, with the at least one processor, to cause the network at least to: determine a pattern for downlink almost blank subframes, ABSFs, for the first network node operating in a first component carrier, wherein each of said downlink almost blank subframes maps to an uplink subframe; the at least one memory and the computer program code are further configured, with the at least one processor, to cause the first network node to: schedule a user equipment to map uplink control information on the first component carrier in subframes such that no uplink control information from the user equipment is scheduled for any uplink subframe in the first component carrier which maps from any of the downlink ABSFs of the first network node on the first component carrier; wherein the user equipment is configured to operate with the first network node on the first component carrier and also with the second network node on a second carrier component carrier; and characterized in that the at least one memory and the computer program code are further configured, with the at least one processor, to cause the second network node to schedule the user equipment to map uplink control information on a second component carrier in subframes such that the uplink control information from the user equipment is scheduled for any uplink subframe in the second component carrier which maps from any of the downlink ABSFs on the first component carrier. at least one processor; and at least one memory including computer program code, in which the at least one memory and the computer program code are configured, with the at least one processor, to cause the network at least to: determine a pattern for downlink almost blank subframes, ABSFs, for the first network node operating in a first component carrier, wherein each of said downlink almost blank subframes maps to an uplink subframe; the at least one memory and the computer program code are further configured, with the at least one processor, to cause the first network node to: schedule a user equipment to map uplink control information on the first component carrier in subframes such that no uplink control information from the user equipment is scheduled for any uplink subframe in the first component carrier which maps from any of the downlink ABSFs of the first network node on the first component carrier; wherein the user equipment is configured to operate with the first network node on the first component carrier and also with the second network node on a second carrier component carrier; and characterized in that the at least one memory and the computer program code are further configured, with the at least one processor, to cause the second network node to schedule the user equipment to map uplink control information on a second component carrier in subframes such that the uplink control information from the user equipment is scheduled for any uplink subframe in the second component carrier which maps from any of the downlink ABSFs on the first component carrier. determine a pattern for downlink almost blank subframes, ABSFs, for the first network node operating in a first component carrier, wherein each of said downlink almost blank subframes maps to an uplink subframe; the at least one memory and the computer program code are further configured, with the at least one processor, to cause the first network node to: schedule a user equipment to map uplink control information on the first component carrier in subframes such that no uplink control information from the user equipment is scheduled for any uplink subframe in the first component carrier which maps from any of the downlink ABSFs of the first network node on the first component carrier; wherein the user equipment is configured to operate with the first network node on the first component carrier and also with the second network node on a second carrier component carrier; and characterized in that the at least one memory and the computer program code are further configured, with the at least one processor, to cause the second network node to schedule the user equipment to map uplink control information on a second component carrier in subframes such that the uplink control information from the user equipment is scheduled for any uplink subframe in the second component carrier which maps from any of the downlink ABSFs on the first component carrier. schedule a user equipment to map uplink control information on the first component carrier in subframes such that no uplink control information from the user equipment is scheduled for any uplink subframe in the first component carrier which maps from any of the downlink ABSFs of the first network node on the first component carrier; wherein the user equipment is configured to operate with the first network node on the first component carrier and also with the second network node on a second carrier component carrier; and characterized in that the at least one memory and the computer program code are further configured, with the at least one processor, to cause the second network node to schedule the user equipment to map uplink control information on a second component carrier in subframes such that the uplink control information from the user equipment is scheduled for any uplink subframe in the second component carrier which maps from any of the downlink ABSFs on the first component carrier.