Communications: radio wave antennas – Antennas – Microstrip
Reexamination Certificate
2005-11-22
2005-11-22
Ho, Tan (Department: 2821)
Communications: radio wave antennas
Antennas
Microstrip
C343S787000, C343S846000
Reexamination Certificate
active
06967621
ABSTRACT:
A low profile antenna includes an antenna and a ground plane structure operatively associated with the antenna. The ground plane structure has a generally planar surface, at least one protrusion extending from the planar surface and a dielectric substrate supported by the planar surface. The dielectric substrate includes a relative permeability (μ) of greater than or equal to about one and a relative permittivity (ε) of greater than or equal to about one.
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Sievenpipper, Daniel Frederic, “High-impedance electromagnetic Surfaces”, Dissertation for the degree of Doctor of Philosophy in Electrical Engineering, University of California, Los Angeles, 1999.
Cadotte, Jr. Roland
Wilber William D.
Ho Tan
Phillips Roger C.
The United States of America as represented by the Secretary of
Zelenka Michael
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