REFLECTIVE INTELLIGENT METASURFACE UNIT, REFLECTIVE INTELLIGENT METASURFACE AND COMMUNICATION DEVICE

The embodiments of the present application relate to the field of mobile communication, and particularly to a reflective intelligent metasurface unit, a reflective intelligent metasurface and a communication device. The reflective intelligent metasurface unit comprises: a first reflective circuit layer, a second reflective circuit layer and a first floor layer, the first reflective circuit layer and the second reflective circuit layer being in coupled connection; dielectric layers, the dielectric layers being located between the first reflective circuit layer and the second reflective circuit layer and between the second reflective circuit layer and the first floor layer; the first reflective circuit layer comprises a first metal patch and, arranged around the first metal patch, at least one second metal patch and at least one variable capacitance diode, the first metal patch being connected to the second metal patch via the variable capacitance diode; the second reflective circuit layer comprises at least on