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Class Information
Number: 330/5
Name: Amplifiers > With solid element wave propagating amplifying device
Description: Subject matter wherein the amplifying device comprises a solid-state element wave propagating means having associated means, such as a distributed parameter network, for coupling a signal wave to be amplified to the wave propagating means.










Sub-classes under this class:

Class Number Class Name Patents
330/5.5 Phonon type (e.g., ultrasonic wave propagating device) 22


Patents under this class:

Patent Number Title Of Patent Date Issued
7411445 Phonon laser Aug. 12, 2008
7349678 Circuit arrangement for transmitting and receiving radio signals simultaneously Mar. 25, 2008
6295508 Automatic pole-zero adjustment circuit for an ionizing radiation spectroscopy system and method Sep. 25, 2001
6194774 Inductor including bonding wires Feb. 27, 2001
6028486 Method and apparatus for reducing power dissipation in multi-carrier amplifiers Feb. 22, 2000
5001483 Digital to analog converter for an acoustic charge transport device Mar. 19, 1991
4847565 Solid state electromagnetic wave amplifier Jul. 11, 1989
4739383 Optical detector and amplifier based on tandem semiconductor devices Apr. 19, 1988
4410833 Solid state magnetron Oct. 18, 1983
4156203 Negative resistance element circuit combinations May. 22, 1979
4152658 Resistive film stabilization of coplanar AMP device May. 1, 1979
4151476 Magnetic bubble traveling wave amplifier Apr. 24, 1979
4132956 Circuit arrangement for amplifying high frequency electromagnetic waves Jan. 2, 1979
4099132 Negative differential mobility amplifier for a progressive wave Jul. 4, 1978
4090155 Transmission line for electromagnetic wave May. 16, 1978
4085377 Microwave frequency discriminator comprising a one port active device Apr. 18, 1978
4050027 Optical signal amplifier Sep. 20, 1977
3996529 Varactor tuning apparatus for a strip transmission line device Dec. 7, 1976
3975690 Planar transmission line comprising a material having negative differential conductivity Aug. 17, 1976
3974459 Millimeter waveguide oscillator and amplifier structure Aug. 10, 1976
3953878 Constant temperature control for transferred electron devices Apr. 27, 1976
3946336 Microwave solid state circuit employing a bipolar transistor structure Mar. 23, 1976











 
 
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