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Class Information
Number: 327/304
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Clock or pulse waveform generating > With inductive device (e.g., transformer, etc.)
Description: Subject matter which includes an element which has the property of opposing current flow therethrough due to a resultant magnetic field.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8599937 Pulse transformer driver Dec. 3, 2013
8466730 Pulse generator and method of disposing pulse generator Jun. 18, 2013
8362813 Re-driver with pre-emphasis injected through a transformer and tuned by an L-C tank Jan. 29, 2013
8134398 Device having gate with two buried portions with different widths Mar. 13, 2012
7903434 Power switch grouping Mar. 8, 2011
7750748 Method and apparatus for distributing clock signal using standing waves Jul. 6, 2010
7075347 Multiphase resonant pulse generators Jul. 11, 2006
6734715 Two terminal rectifier using normally off JFET May. 11, 2004
6650163 Clock generator for integrated circuit Nov. 18, 2003
6627879 Voltage pulser circuit Sep. 30, 2003
6566936 Two terminal rectifier normally OFF JFET May. 20, 2003
6285231 Reference buffer technique for high speed switched capacitor circuits Sep. 4, 2001
6229356 Stabilized gate drivers May. 8, 2001
6107860 High efficiency floating gate driver circuit using leakage-inductance transformer Aug. 22, 2000
6054886 Reference buffer technique for high speed switched capacitor circuits Apr. 25, 2000
6008681 Method and apparatus for deriving power from a clock signal coupled through a transformer Dec. 28, 1999
5812012 High efficiency resonant network drive for an infrared LED Sep. 22, 1998
5808495 Magnetron driving circuit Sep. 15, 1998
5789959 Circuit configuration for direct voltage and alternating voltage decoupling Aug. 4, 1998
5760619 Piezoelectric transformer driver circuit Jun. 2, 1998
5736884 Device for generating a control signal dependent on a variable resistance value and apparatus comprising such device Apr. 7, 1998
5734285 Electronic circuit utilizing resonance technique to drive clock inputs of function circuitry for saving power Mar. 31, 1998
5708377 Low power dual sampler utilizing step recovery diodes (SRDS) Jan. 13, 1998
5627482 Electronic digital clock distribution system May. 6, 1997
5594378 Fast high voltage modulator circuit Jan. 14, 1997
5587680 Pulse generator with charge pump Dec. 24, 1996
5559478 Highly efficient, complementary, resonant pulse generation Sep. 24, 1996
5554948 Adaptive threshold circuit with deceleration compensation Sep. 10, 1996
5550498 Method and apparatus for charge pulse-width modulation control Aug. 27, 1996
5532631 Active pull-down write driver for three-terminal inductive load Jul. 2, 1996
5530396 Damped EMI input filter power factor correction circuits Jun. 25, 1996
5530385 Control circuit for a semiconductor switch Jun. 25, 1996
5438294 Gate drive circuit Aug. 1, 1995
5430595 Electrostatic discharge protection circuit Jul. 4, 1995
5391998 Modulator for efficiently generating short high voltage repetitive pulses Feb. 21, 1995
5138270 High voltage pulse generator Aug. 11, 1992
5097143 Bipolar to unipolar converter with automatic gain control Mar. 17, 1992
5083093 Circuit for coupling energy to pulse forming network or capacitor Jan. 21, 1992
5072191 High-voltage pulse generating circuit, and discharge-excited laser and accelerator containing such circuit Dec. 10, 1991
5036288 Circuit arrangement for clock recovery Jul. 30, 1991
5023473 Drive circuit for Bloch line memory Jun. 11, 1991
4706030 Waveform generator for nuclear magnetic resonance apparatus Nov. 10, 1987
4701711 Nuclear magnetic resonance apparatus with switched attenuator Oct. 20, 1987
4575693 High current pulse modulator with wave shaping capability Mar. 11, 1986
4565931 Isolated amplifier circuit for amplifying pulses, in particular for a high voltage output Jan. 21, 1986
4559460 Total security time-delay circuit Dec. 17, 1985
4546268 Narrow pulsewidth pulse generator circuit utilizing NPN microwave transistors Oct. 8, 1985
4454430 Universal control grid modulator Jun. 12, 1984
4404476 Pulse shaping and amplifying circuit Sep. 13, 1983
4370568 Superconducting, fast rise-time voltage source Jan. 25, 1983

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