A Planar MMIC-Compatible Transferred Electron Device for Millimeter-Wave Operation
Abstract
The objective of this work was to develop a voltage tunable 35 gigahertzs MMIC oscillator. The active element is a planar field effect controlled transferred electron device ('FECTED'). Discrete FECTEDs mounted in microstrip circuits produced 50 milliwatts with 5% efficiency (pulsed) and 30 milliwatts with 3% in cw operation. Precise control of frequency and 100% yield was obtained with fully integrated ('MMIC') oscillators but only 1% efficiency and 5 mW have been achieved. Higher efficiencies and power levels can be expected with optimized circuitry. Keywords: MMIC-compatible transferred electron devices, Field effect controlled TEDs (FECTEDs), VCO at millimeter-wave frequencies, Gallium arsenide and indium phosphide, Transferred electron (Gunn) effect.
Document Details
- Document Type
- Technical Report
- Publication Date
- Feb 16, 1990
- Accession Number
- ADA223509
Entities
People
- Hartwig W. Thim
Organizations
- Johannes Kepler University Linz