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U.S. Department of Energy
Office of Scientific and Technical Information

Ultra-short pulse generator

Patent ·
OSTI ID:5335288

An inexpensive pulse generating circuit is disclosed that generates ultra-short, 200 picosecond, and high voltage 100 kW, pulses suitable for wideband radar and other wideband applications. The circuit implements a nonlinear transmission line with series inductors and variable capacitors coupled to ground made from reverse biased diodes to sharpen and increase the amplitude of a high-voltage power MOSFET driver input pulse until it causes non-destructive transit time breakdown in a final avalanche shock wave diode, which increases and sharpens the pulse even more. 5 figures.

DOE Contract Number:
W-7405-ENG-48
Assignee:
Univ. of California, Oakland, CA (United States)
Patent Number(s):
A; US 5274271
Application Number:
PPN: US 7-729276
OSTI ID:
5335288
Country of Publication:
United States
Language:
English