Wave transmission lines and networks – Long line elements and components – Waveguide elements and components
Reexamination Certificate
2005-04-19
2005-04-19
Lee, Benny (Department: 2817)
Wave transmission lines and networks
Long line elements and components
Waveguide elements and components
C333S248000
Reexamination Certificate
active
06882254
ABSTRACT:
A transmission line includes a dielectric substrate having first and second principal surfaces. A first conductive layer is provided on the first principal surface. A protrusion is provided on the second principal surface and a second conductive layer is formed so as to cover the outer surface of the protrusion. A slot is formed in the first principal surface such that the slot extends through the first conductive layer and faces the protrusion. Accordingly, a high-frequency signal does not radiate from the second principal surface and locally transmits with low loss between the bottom surface of the protrusion and the slot.
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Jens Bornemann, “A Scattering-Type Transverse Resonance Formulation and its Application To Open, Conductor-Backed and Shielded Slotline (M)MIC Structures”, IEEE MTT-S Digest, pp. , MTT-S International, Boston, MA, U.S.A., 695-698, (Jun. 1991).
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Hiratsuka Toshiro
Okajima Shingo
Okano Takeshi
Dickstein , Shapiro, Morin & Oshinsky, LLP
Lee Benny
Murata Manufacturing Co. Ltd.
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