H03F 15 - Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using hall effect

Patents for H03F 15 - Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using hall effect (44)
01/2015
01/13/2015	US8933750 Magnetic logic units configured as an amplifier
04/2014
04/03/2014	WO2014048757A1 Magnetic logic unit (mlu) cell and amplifier having a linear magnetic signal
03/2014
03/26/2014	EP2712079A1 Magnetic logic unit (MLU) cell and amplifier having a linear magnetic signal
03/26/2014	EP2712078A1 Magnetic logic unit (MLU) cell and amplifier having a linear magnetic signal
11/2013
11/05/2013	US8576001 Offset compensation apparatus for magnetic detection circuit and method thereof
09/2013
09/19/2013	US20130241636 Magnetic Logic Units Configured as an Amplifier
03/2011
03/08/2011	US7902919 Current amplifying element and current amplification method
02/2011
02/01/2011	US7881001 Method and system for canceling feedback current in an amplifier system
01/2010
01/07/2010	US20100001791 Current amplifying element and current amplification method
12/2009
12/03/2009	DE19944061B4 Hall-Effekt Stromwandler nach dem Kompensationsprinzip Hall effect current transformer according to the compensation principle
12/01/2009	US7626452 Driving circuit to avoid reverse current for soft switching DC motor
10/2009
10/29/2009	US20090267687 Chopper-stabilized amplifier and magnetic field sensor
04/2009
04/15/2009	EP2048714A1 Current amplifying device and current amplifying method
08/2008
08/19/2008	US7414804 TMR/GMR amplifier with input current compensation
02/2008
02/07/2008	WO2008016103A1 Current amplifying device and current amplifying method
11/2006
11/23/2006	US20060261889 System and method for employing variable magnetic flux bias in an amplifier
08/2006
08/17/2006	US20060181340 Regulating charge pump
06/2006
06/13/2006	US7061311 Differential amplifier for dual bridge transducer
02/2005
02/22/2005	US6859063 Transpinnor-based transmission line transceivers and applications
09/2004
09/01/2004	EP1371100A4 A transpinnor-based switch and applications
08/2004
08/25/2004	EP1370884A4 A transpinnor-based sample-and-hold circuit and applications
12/2003
12/18/2003	US20030231077 Transpinnor-based transmission line transceivers and applications
12/17/2003	EP1371100A1 A transpinnor-based switch and applications
12/17/2003	EP1370884A2 A transpinnor-based sample-and-hold circuit and applications
10/2003
10/29/2003	CN1126127C Magnetoresistance effect device, and device using the same
10/23/2003	WO2003088283A1 Transpinnor-based transmission line transceivers and applications
06/2003
06/03/2003	US6573713 Transpinnor-based switch and applications
12/2002
12/05/2002	US20020180432 Transpinnor-based switch and applications
11/2002
11/14/2002	WO2002078057A3 A transpinnor-based sample-and-hold circuit and applications
10/2002
10/03/2002	WO2002078100A1 A transpinnor-based switch and applications
10/03/2002	WO2002078057A2 A transpinnor-based sample-and-hold circuit and applications
08/2001
08/22/2001	EP1126531A2 Magnetoresistance effect device, and magnetoresistance effect type head, memory device, and amplifying device using the same
08/2000
08/29/2000	US6111782 Magnetoresistance effect device, and magnetoresistance effect type head, memory device, and amplifying device using the same
12/1999
12/21/1999	US6005798 Magnetoresistance effect device, and magnetoresistance effect type head, memory device, and amplifying device using the same
11/1998
11/24/1998	US5841611 Magnetoresistance effect device and magnetoresistance effect type head, memory device, and amplifying device using the same
04/1996
04/24/1996	CN1121252A Magnetoresistance effect device, and magnetoresistance effect type head, memory device, and amplifying device using the same
11/1995
11/08/1995	EP0681338A1 Magnetoresistance effect device and magnetoresistance effect type head, memory device, and amplifying device using the same
12/1993
12/23/1993	WO1993026089A1 Isolated error-amplifying control circuitry
02/1988
02/18/1988	DE3720148A1 Stellungsgeberbaueinheiten und verfahren zu deren herstellung Stellungsgeberbaueinheiten and processes for their preparation
10/1986
10/07/1986	US4616188 Hall effect isolation amplifier
03/1982
03/30/1982	CA1121053A1 Magnetic bubble traveling wave amplifier
11/1981
11/17/1981	US4301418 Magnetoresistive power amplifier
04/1979
04/24/1979	US4151476 Magnetic bubble traveling wave amplifier
08/1976
08/10/1976	US3974425 Isolator circuit with improved frequency response