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Class Information
Number: 330/287
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including distributed parameter-type coupling > Of diode type
Description: Subject matter including amplifying means of the diode type.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7729667 System and method for intermodulation distortion cancellation Jun. 1, 2010
RE40900 Amplifier circuit Sep. 1, 2009
7190108 Methods and apparatus using pulsed and phased currents in parallel plates, including embodiments for electrical propulsion Mar. 13, 2007
6799027 Amplifier circuit Sep. 28, 2004
6650173 Programmable voltage generator Nov. 18, 2003
6603956 Radio repeater using the non-radiative dielectric waveguide Aug. 5, 2003
6414551 Multi-space structure amplifier Jul. 2, 2002
5446426 Microwave power combiner Aug. 29, 1995
5291650 Method of providing a integrated waveguide combiner Mar. 8, 1994
5229728 Integrated waveguide combiner Jul. 20, 1993
5021748 Circular ring resonator distributive electromagnetic signal processor Jun. 4, 1991
4902985 Microwave reflectiion amplifiers having increased bandwidth Feb. 20, 1990
4853650 Symmetric waveguide junction combiner Aug. 1, 1989
4825175 Broadband, high isolation radial line power divider/combiner Apr. 25, 1989
4814729 Precisely tunable impatt diode module for weather radar apparatus Mar. 21, 1989
4812782 Non-reactive radial line power divider/combiner with integral mode filters Mar. 14, 1989
4706041 Periodic negative resistance microwave structures and amplifier and oscillator embodiments thereof Nov. 10, 1987
4656438 Power combining cavity Apr. 7, 1987
4623849 Broadband high power IMPATT amplifier circuit Nov. 18, 1986
4600894 Planar radial resonator oscillator/amplifier Jul. 15, 1986
4571555 Re-entrant coaxial cavity power combiner Feb. 18, 1986
4539528 Two-port amplifier Sep. 3, 1985
4535302 Microwave amplifier Aug. 13, 1985
4525732 Distributed IMPATT structure Jun. 25, 1985
4517527 Waveguide amplifier circuit May. 14, 1985
4503404 Primed microwave oscillator Mar. 5, 1985
4468633 Adjustable microwave power combiner for a plurality of coaxially mounted impatt diodes Aug. 28, 1984
4431974 Easily tuned IMPATT diode module Feb. 14, 1984
4415867 Hybrid coupled microstrip amplifier Nov. 15, 1983
4359700 Balancing network for microwave power combiner Nov. 16, 1982
4316160 Impedance transforming hybrid ring Feb. 16, 1982
4307349 Impatt amplifiers Dec. 22, 1981
4291279 Microwave combiner assembly Sep. 22, 1981
4282492 Modular multiple channel signal processor Aug. 4, 1981
4270099 Circuit arrangement for generating and stably amplifying broadband rf signals May. 26, 1981
4249149 Ultra high-frequency circuit with resonant cavity equipped with pairs of peripheral diodes Feb. 3, 1981
4242644 Pulse modulator for operating a device in the avalanche mode Dec. 30, 1980
4238747 Mode filter apparatus Dec. 9, 1980
4189683 Solid state diode amplifier Feb. 19, 1980
4175257 Modular microwave power combiner Nov. 20, 1979
4121174 Adjustable microwave power combiner for plurality of coaxial circuits Oct. 17, 1978
4091334 Connection of a plurality of devices to a circular waveguide May. 23, 1978
4086543 Travelling wave hybrid junction amplifier Apr. 25, 1978
4063186 Broadband millimeter wave amplifier Dec. 13, 1977
4056784 Suppression of parametric oscillations in IMPATT amplifiers and oscillators Nov. 1, 1977
4050032 Avalanche diode amplifier Sep. 20, 1977
4028637 Parametrically-stable negative resistance diode circuit Jun. 7, 1977
4025872 Negative resistance network May. 24, 1977
4021750 Broad-band TRAPATT amplifier having a tapered idler circuit May. 3, 1977
4017805 Compensated electron beam deflection device Apr. 12, 1977

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