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Class Information
Number: 327/181
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Electromagnetic pulse forming
Description: Subject matter wherein a pulse of energy is produced which has simultaneously varying electric and magnetic fields which are at right angles to each other.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8659335 Method and system for controlling radio frequency power Feb. 25, 2014
8576109 Method and configuration for generating high-energy microwave pulses Nov. 5, 2013
7929580 Inexpensive terahertz pulse wave generator Apr. 19, 2011
7900098 Receiver for recovering and retiming electromagnetically coupled data Mar. 1, 2011
7193486 Tunable, maximum power output, frequency harmonic comb generator Mar. 20, 2007
6826208 Nonlinear transmission line integrated circuit Nov. 30, 2004
6690247 Nonlinear transmission line waveform generator having an input voltage matched to the C/V characteristic of the transmission line Feb. 10, 2004
6538525 Voltage biased section of non-linear transmission line Mar. 25, 2003
6518706 Method for generating a short-pulsed microwave and an equipment for generating a short-pulsed microwave Feb. 11, 2003
6249417 Electrical circuit for producing a substantially constant pulsed magnetic field for repelling rodents Jun. 19, 2001
5923227 Non-linear dispersive transmission line Jul. 13, 1999
5900681 Electric device for generating high-voltage square pulses May. 4, 1999
5808495 Magnetron driving circuit Sep. 15, 1998
5804921 Soliton quenching NLTL impulse circuit with a pulse forming network at the output Sep. 8, 1998
5796314 Active high-power RF switch and pulse compression system Aug. 18, 1998
5789994 Differential nonlinear transmission line circuit Aug. 4, 1998
5675275 Arrangement for the generation of a high-frequency needle pulse train and of an inverted needle pulse train Oct. 7, 1997
5621344 Circuit arrangement for coupling a first electric signal into a second electric signal Apr. 15, 1997
5585758 Current source gate drive circuit for simultaneous firing of thyristors Dec. 17, 1996
5559463 Low power clock circuit Sep. 24, 1996
5554948 Adaptive threshold circuit with deceleration compensation Sep. 10, 1996
5426388 Remote tone burst electromagnetic acoustic transducer pulser Jun. 20, 1995
5394020 Vertical ramp automatic amplitude control Feb. 28, 1995
5391998 Modulator for efficiently generating short high voltage repetitive pulses Feb. 21, 1995
5331213 Pulse transmission circuit with undershoot eliminating circuitry Jul. 19, 1994
5319665 High power electromagnetic pulse driver using an electromagnetic shock line Jun. 7, 1994
5291143 Modulator with improved damping Mar. 1, 1994
5280382 Direct current to radio frequency pulse generating system Jan. 18, 1994
5187384 Method and circuit configuration for triggering a semiconductor switch through the use of an inductive transformer Feb. 16, 1993
5184085 High-voltage pulse generating circuit, and discharge-excited laser and accelerator containing such circuit Feb. 2, 1993
5150067 Electromagnetic pulse generator using an electron beam produced with an electron multiplier Sep. 22, 1992
5148111 Electromagnetic pulse simulator Sep. 15, 1992
5148129 Microwave pulse compression from a storage cavity with laser-induced switching Sep. 15, 1992
5105097 Passive magnetic switch for erecting multiple stage, high-pulse-rate voltage multipliers Apr. 14, 1992
5089727 Pulsed driver circuit Feb. 18, 1992
5083093 Circuit for coupling energy to pulse forming network or capacitor Jan. 21, 1992
5066928 Soliton pulse compressor Nov. 19, 1991
5003195 Pin diode attenuator RF pulse generator with pulse rise and fall time control Mar. 26, 1991
4996495 Method and apparatus for generating pulsed RF power Feb. 26, 1991
4996494 Droop compensated PFN driven transformer for generating high voltage, high energy pulses Feb. 26, 1991
4928020 Saturable inductor and transformer structures for magnetic pulse compression May. 22, 1990
4875022 High power microwave expander for producing fast rise time pulses Oct. 17, 1989
4849649 Electric pulse generator of the type with a saturatable inductance coil Jul. 18, 1989
4847517 Microwave tube modulator Jul. 11, 1989
4845384 Dynamic logic units Jul. 4, 1989
4833431 Triple-resonance pulse transformer circuit May. 23, 1989
4812686 Pulse amplifier Mar. 14, 1989
4749950 Binary power multiplier for electromagnetic energy Jun. 7, 1988
4719429 Transmission line microwave generator Jan. 12, 1988
4707659 Method and device for determining an NMR distribution in a region of a body Nov. 17, 1987

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