US 12,456,786 B2
Spherical dielectric structures for storing electromagnetic energy
Timothy G. Waterman, Eldersburg, MD (US); Patrick J. Knowles, Crownsville, MD (US); and Urs Werner Batzel, Pittsburgh, PA (US)
Filed by Timothy G. Waterman, Eldersburg, MD (US); Patrick J. Knowles, Crownsville, MD (US); and Urs Werner Batzel, Pittsburgh, PA (US)
Filed on Sep. 30, 2022, as Appl. No. 17/936,877.
Prior Publication US 2024/0120628 A1, Apr. 11, 2024
Int. Cl. H01P 7/10 (2006.01); H01P 1/18 (2006.01); H01P 1/195 (2006.01); H03H 9/24 (2006.01); H05K 9/00 (2006.01)
CPC H01P 1/18 (2013.01) [H01P 1/195 (2013.01); H01P 7/10 (2013.01); H03H 9/2431 (2013.01); H05K 9/0081 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A parallel plate delay device for containing EM energy of wavelength λ0 for a selectable duration, comprising:
first and second ground planes; and
a dielectric core material disposed between the first and second ground planes and having an axis of radial symmetry normal to the first and second ground planes, the dielectric core material having an annular shape with an inner diameter

OG Complex Work Unit Math
and an outer diameter

OG Complex Work Unit Math
and having a tapered dielectric constant.