Methods, apparatuses and systems for intelligent reflection surface installed user equipment channel estimation

A wireless communication device comprising:

• a transceiver configured to:
• transmit a first signal to a wireless communication node, wherein the first signal comprises a capability message, wherein the capability message comprises in indication to indicate:
• a first number of a plurality of reconfigurable elements in an Intelligent Reflecting Surface (IRS) coupled to the wireless communication device, and
• a second number of at least one antenna that can be supported by the IRS, wherein each of the at least one antenna comprises at least one of the plurality of reconfigurable elements;
• and
• receive a second signal from the wireless communication node, wherein the second signal comprises a configuration message, wherein the configuration message comprises a plurality of parameters to be configured in the IRS.

A method comprising:

• receiving, at a wireless communication node, a first signal from a wireless communication device, wherein the first signal comprises a capability message, wherein the capability message comprises in indication to indicate:
• a first number of a plurality of reconfigurable elements in an Intelligent Reflecting Surface (IRS) coupled to the wireless communication device, and
• a second number of at least one antenna that can be supported by the IRS, wherein each of the at least one antenna comprises at least one of the plurality of reconfigurable elements;
• and
• transmitting, at the wireless communication node, a second signal to the wireless communication device, wherein the second signal comprises a configuration message, wherein the configuration message comprises a plurality of parameters to be configured in the IRS.