Fig. 1. (a) Half-wavelength dipole antenna (electric dipole). (b) Quarter-wavelength short-circuit patch antenna (magnetic dipole). (c) ME dipole antenna.

Fig. 2. Configuration of LTCC ME dipole antenna: (a) simulation model, (b) top view, and (c) side view.

Fig. 3. Simulated |S11| versus (a) L, (b) d1, and (c) d2 for the antenna in Fig. 2.

Fig. 4. Current distribution at (a) 58 and (b) 67.3 GHz.

Fig. 5. Bandwidth and gain characteristics of the antenna in Fig. 2.

Fig. 6. Configuration of the antenna array.

Fig. 7. Simulated S parameters of the T-junction power divider.

Fig. 8. Simulated (a) E-plane and (b) H-plane couplings for antenna array.

Fig. 9. Bandwidth and gain characteristics of the antenna array.

Fig. 10. Radiation pattern of the antenna array at 58, 60, and 65 GHz: (a) E plane and (b) H plane.