Fig. 5

The convolution theorem for the information metamaterials. a-c The coding patterns operation on a 2-bit metasurface. (from Fig. 1 of Ref. [58]). d-f The related scattering fields. (from Fig. 1 of Ref. [58]). g-i The expression in the frequency spectrum domain. (from Fig. 1 of Ref. [58]). j The calculated deflection angles for the diverse coding sequence periods. (from Fig. 5 of Ref. [58]). k The possible scattering directions for 2-bit information metamaterials. (from Fig. 5 of Ref. [58]). Reproduced with permission from Ref. [58] under the terms of the Creative Commons Attribution License. Copyright 2016, WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim