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Class Information
Number: 327/363
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific input to output function > Having feedback
Description: Subject matter wherein a portion of the output signal is returned to an input.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8638048 Circuit for determining an average value Jan. 28, 2014
8098087 Method and apparatus for standby voltage offset cancellation Jan. 17, 2012
7965134 Spur attenuation devices, systems, and methods Jun. 21, 2011
7919956 Start-up circuit and method for high voltage power distribution circuit Apr. 5, 2011
7741821 Start-up circuit and method for high voltage power distribution circuit Jun. 22, 2010
7656219 Unity gain voltage buffer with dual supply voltage for managing current consumption in low voltage applications Feb. 2, 2010
7453306 Pulse shaping circuit Nov. 18, 2008
7411198 Integrator circuitry for single channel radiation detector Aug. 12, 2008
7311081 Electronic throttle control system with integrated controller and power stage Dec. 25, 2007
7279951 DC offset cancellation circuit, differential amplification circuit with DC offset cancellation circuit, photo-electric pulse conversion circuit, pulse shaping circuit, and pulse generation cir Oct. 9, 2007
7200451 Method for consistent on/off object to control radios and other interfaces Apr. 3, 2007
7138850 High-gain synchronizer circuitry and methods Nov. 21, 2006
7054609 Linearity improvement of Gilbert mixers May. 30, 2006
7043206 Fully integrated offset compensation feedback circuit May. 9, 2006
6788126 Semiconductor buffer circuit with a transition delay circuit Sep. 7, 2004
6590439 High voltage integrated Miller capacitor feedback circuit Jul. 8, 2003
6583658 Balanced circuit arrangement Jun. 24, 2003
6559692 Output driver for a 10baset/100basetx ethernet physical layer line interface May. 6, 2003
6549054 DC offset cancellation circuit, differential amplification circuit with DC offset cancellation circuit, photo-electric pulse conversion circuit, pulse shaping circuit, and pulse generation cir Apr. 15, 2003
6525602 Input stage for a buffer with negative feed-back Feb. 25, 2003
6518809 Clock circuit with self correcting duty cycle Feb. 11, 2003
6429697 Multi-stage, low-offset, fast-recovery, comparator system and method Aug. 6, 2002
6362682 Common-mode feedback circuit and method Mar. 26, 2002
6242966 Leakage current correcting circuit Jun. 5, 2001
6208190 Minimizing effects of switching noise in mixed signal chips Mar. 27, 2001
6194934 Circuit arrangement for regenerating an input signal containing digital data sequences Feb. 27, 2001
6107867 Load termination sensing circuit Aug. 22, 2000
6037834 Method and apparatus for automatic gain control with improved response time and stability Mar. 14, 2000
6028469 Electric circuit arrangement comprising a switchable feedback branch Feb. 22, 2000
6020782 Noise assisted signal processor with nonlinearly coupled arrays of nonlinear dynamic elements Feb. 1, 2000
5973535 Semiconductor circuit using feedback to latch multilevel data Oct. 26, 1999
5910743 High efficiency pulse width modulator Jun. 8, 1999
5872483 Hyperbolic sine and cosine functional circuits, squaring circuit, and OTA consisting of two differential circuits with a dynamic bias current Feb. 16, 1999
5859564 Differential amplifier circuit for use in a read channel for a magnetic recording system Jan. 12, 1999
5821795 Circuit for cancelling the DC offset in a differential analog front end of a read channel Oct. 13, 1998
5789961 Noise- and coupling-tuned signal processor with arrays of nonlinear dynamic elements Aug. 4, 1998
5652537 Impedance multiplier Jul. 29, 1997
5650748 Ultra-stable gain circuit Jul. 22, 1997
5606738 Frequency conversion circuit with linear feedback Feb. 25, 1997
5517149 Gain linearity correction circuit for MOS circuits May. 14, 1996
5485115 Impedance synthesizer Jan. 16, 1996
5477185 IC amplifier with saturation detection Dec. 19, 1995
5477180 Circuit and method for generating a clock signal Dec. 19, 1995
5182520 Non-linear de-emphasis circuit Jan. 26, 1993
4707624 Offset cancellation scheme for a differential reset stabilized latch Nov. 17, 1987
4495428 Circuit arrangement for deriving a level control signal using silicon diodes Jan. 22, 1985
4147989 Non-linear direct-current amplifier for measuring purposes Apr. 3, 1979
4078256 Inversion using successive approximation Mar. 7, 1978
4034304 Method and apparatus for generating a non-linear signal Jul. 5, 1977
4020363 Integration circuit with a positive feedback resistor Apr. 26, 1977

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