| CPC H04W 24/10 (2013.01) | 6 Claims |

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1. An apparatus comprising a memory having stored therein impairment information indicating an impairment caused from operating a first communication chain or a communication link of the apparatus; and/or
wherein the apparatus is configured for controlling a wireless communication to a further apparatus based on impairment information indicating an impairment caused from operating a first chain of the further apparatus on a second chain of the further apparatus;
wherein the apparatus, is configured to report its effective channel and a corresponding rank, it faces in the wireless communication;
wherein a change in the rank, is based on at least one of:
a change in the effective channel;
an operation mode of the apparatus;
regulatory requirements;
user interaction; or
a property of the device.
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