Fig. 1. S-parameters of microstrip resonators with different tilt angles

Fig. 2. S-parameters of step-shaped metasurface

Fig. 3. Sketch of metasurface（where w₁ is the distance between the metal structure and the edge， w₂ is the width of the metal structure， and p is the length of the periodic structure）

Fig. 4. Reflection coefficient of proposed metasurface for incident waves with different polarization states

Fig. 5. Polarization conversion ratio and total energy conversion ratio of proposed metasurface

Fig. 6. Azimuth angle of reflected wave of proposed metasurface for different step widths

Fig. 7. Axial ratio of reflected wave of proposed metasurface with step width w₂ of 0.3 mm

Fig. 8. Phase of reflected wave of proposed metasurface with step width w₂ of 0.3 mm

Fig. 9. Influence of parameters on polarization conversion ratio of proposed metasurface

Fig. 10. Surface current of proposed metasurface at different resonant points（where E_r and H_r are the induced electric field and the induced magnetic field generated by the dipole， and E_i and H_i are the incident electric field and the incident magnetic field， respectively）

Fig. 11. Maximum surface current of resonant surface of proposed metasurface

Fig. 12. Schematic diagram of metasurface sample test

Fig. 13. Real scene of metasurface sample test

Fig. 14. Sample of proposed metasurface

Fig. 15. Simulation and experimental results of proposed metasurface