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Class Information
Number: 330/61R
Name: Amplifiers > With resistive-type amplifying device

Sub-classes under this class:

Class Number Class Name Patents
330/62 Magnetoresistive type 6
330/61A Negative resistance amplifiers 18

Patents under this class:

Patent Number Title Of Patent Date Issued
7317350 Transresistance amplifier for a charged particle detector Jan. 8, 2008
7057453 Method and system for reducing parasitic feedback and parasitic resonances in high-gain transimpedance amplifiers Jun. 6, 2006
6005380 Sensitive slot antenna including inductively coupled squid array Dec. 21, 1999
5920231 Negative differential resistance amplifier Jul. 6, 1999
5844407 Method using squid array for improving the sensitivity of a slot antenna Dec. 1, 1998
5262395 Superconducting active impedance converter Nov. 16, 1993
4638257 Amplification by a phase locked array of Josephson junctions Jan. 20, 1987
4585999 Radiofrequency amplifier based on a dc superconducting quantum interference device Apr. 29, 1986
4509018 Asymmetric superconducting quantum interference device in a linear amplifier circuit Apr. 2, 1985
4176331 Network for simulating low-noise-temperature resistors Nov. 27, 1979

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