What question did this study set out to answer?

To evaluate the interaction between antennas and metallic photonic bandgap materials used as reflectors to achieve constructive wave interference.

August 20, 1997Microwave and Optical Technology Letters

Theoretical study of interactions between antennas and metallic photonic bandgap materials

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Authors

GPG. PoilasneDoon University JLJ. LenormandSociété de Conseil et de Prospective Scientifique PPPhilippe PouliguenMinistère des Armées

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Implication

Theoretical study demonstrates constructive wave interference and polarization control using metallic photonic bandgap antenna reflectors, indicating improved broadband radiating efficiency.

Key Points

To evaluate the interaction between antennas and metallic photonic bandgap materials used as reflectors to achieve constructive wave interference.
Modeled point-source radiation over an infinite reflecting plane to identify reflection coefficient conditions required for constructive wave interference.
Calculated the spectral bandgaps and reflection coefficients of a metallic photonic bandgap material across frequencies.
Analyzed radiation interference at bandgap frequencies as a function of dipole antenna distance and assessed polarization effects using a two-arm square spiral antenna.
Derived wideband reflection coefficient conditions that enable constructive interference between directly radiated and reflected electromagnetic waves.
Demonstrated that interference strength varies systematically with the spacing distance between a dipole antenna and the metallic photonic bandgap reflector.
Showed that the metallic photonic bandgap reflector alters and controls the polarization of the radiated field when paired with a two-arm square spiral antenna.

Cite This Study

Poilasne et al. (1997) studied this question.

synapsesocial.com/papers/6a8c284dfe910689a28945ba https://doi.org/10.1002/(sici)1098-2760(19970820)15:6<384::aid-mop13>3.0.co;2-2

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Implication

Theoretical study demonstrates constructive wave interference and polarization control using metallic photonic bandgap antenna reflectors, indicating improved broadband radiating efficiency.

Theoretical study of interactions between antennas and metallic photonic bandgap materials

Discussion

Member takes

Implication

Key Points

Cite This Study

Theoretical study of interactions between antennas and metallic photonic bandgap materials

Discussion

Member takes

Implication

Key Points

Cite This Study

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