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Class Information
Number: 330/292
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including signal feedback means > Having compensation for interelectrode impedance
Description: Subject matter wherein signal feedback means are provided for, compensating for, or nullifying the undesirable feedback caused by any of the internal interelectrode impedances of the semiconductor amplifying device.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8669813 Active neutralization device Mar. 11, 2014
8669814 Device for neutralizing a signal obtained by modulating, on to a high frequency carrier, a useful signal delivered by a system Mar. 11, 2014
8604879 Matched feedback amplifier with improved linearity Dec. 10, 2013
8587378 Analog pre-distortion linearizer Nov. 19, 2013
8476975 Operational amplifying device Jul. 2, 2013
8451060 Amplifier device May. 28, 2013
8432226 Amplifier circuits and methods for cancelling Miller capacitance Apr. 30, 2013
8395448 Apparatus and method for miller compensation for multi-stage amplifier Mar. 12, 2013
8354887 Charge compensation for operational transconductance amplifier based circuits Jan. 15, 2013
8344808 Non-linear capacitance compensation Jan. 1, 2013
8242840 Capacitive sensor Aug. 14, 2012
8193865 Output circuit using analog amplifier Jun. 5, 2012
8174321 Apparatus and method for miller compensation for multi-stage amplifier May. 8, 2012
8149054 Operational amplifier Apr. 3, 2012
8081150 Output buffer of a source driver in a liquid crystal display having a high slew rate and a method of controlling the output buffer Dec. 20, 2011
8072267 Phase margin modification in operational transconductance amplifiers Dec. 6, 2011
8058928 Operational amplifier for an active pixel sensor Nov. 15, 2011
8058931 Enhancing an operational amplifier's capacitive load driving capability using parallel Miller feedback Nov. 15, 2011
8054134 Coupling isolation method and operational amplifier using the same Nov. 8, 2011
8035450 Operational transconductance amplifier having two amplification stages Oct. 11, 2011
7986188 Non-inverting amplifier circuit, semiconductor integrated circuit, and phase compensation method of non-inverting amplifier circuit Jul. 26, 2011
7986185 Rail-to-rail Miller compensation method without feed forward path Jul. 26, 2011
7973605 Three-stage frequency-compensated operational amplifier for driving large capacitive loads Jul. 5, 2011
7924188 Rapid recovery circuit Apr. 12, 2011
7907015 Circuit for compensation of leakage current-induced offset in a single-ended op-amp Mar. 15, 2011
7893767 Operational amplifier and integrating circuit Feb. 22, 2011
7880545 Cascode compensation circuit and method for amplifier stability Feb. 1, 2011
7863985 High frequency amplifier linearization technique Jan. 4, 2011
7859505 Output buffer of a source driver in a liquid crystal display having a high slew rate and a method of controlling the output buffer Dec. 28, 2010
7855602 Amplifier arrangement and signal generation method Dec. 21, 2010
7843272 Low noise amplifier Nov. 30, 2010
7825732 Compensation for amplifiers driving a capacitive load Nov. 2, 2010
7800439 High speed preamplifier circuit, detection electronics, and radiation detection systems therefrom Sep. 21, 2010
7750739 Dual reactive shunt low noise amplifier Jul. 6, 2010
7714657 Low noise amplifier gain controlled scheme May. 11, 2010
7692489 Differential two-stage miller compensated amplifier system with capacitive level shifting Apr. 6, 2010
7683719 Internal frequency compensation circuit for integrated circuit controllers Mar. 23, 2010
7679445 Independent dominant pole compensation of two loops using one compensating element Mar. 16, 2010
7679450 Amplifier auto biasing Mar. 16, 2010
7671683 Semiconductor integrated circuit and method for adjusting a capacitance value of a phase compensating capacitor Mar. 2, 2010
7652538 Circuits and methods for improving slew rate of differential amplifiers Jan. 26, 2010
7652536 Amplifier circuit with internal zeros Jan. 26, 2010
7646246 Semiconductor device Jan. 12, 2010
7646247 Ahuja compensation circuit for operational amplifier Jan. 12, 2010
7642855 Compensation of an amplifier comprising at least two gain stages Jan. 5, 2010
7639079 Techniques for designing wide band low noise amplifiers Dec. 29, 2009
7639083 Compensation for parasitic coupling between RF or microwave transistors in the same package Dec. 29, 2009
7619478 Operational amplifier having its compensator capacitance temporarily disabled Nov. 17, 2009
7602250 Low noise AC differential amplifier with reduced low corner frequency and current consumption Oct. 13, 2009
7595695 Compensated operational amplifier and active RC filter including such an amplifier Sep. 29, 2009

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