IPC-Stelle: G05F 7/00 [Version 2017.01]

SymbolTypTitel
GSKPHYSICS
G05KLCONTROLLING; REGULATING
G05FUKLSYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES (regulating the timing or recurrence frequency of pulses in radar or radio navigation systems G01S; regulation of current or voltage, specially adapted for use in electronic time-pieces G04G 19/02; closed-loop systems for regulating non-electric variables by electric means G05D; regulating power supply of digital computers G06F 1/26; for obtaining desired operating characteristics of electromagnets with armatures H01F 7/18; regulating electric power distribution networks H02J; regulating the charging of batteries H02J 7/00; regulating of the output of static converters, e.g. switching regulators, H02M; regulation of the output of electric generators H02N, H02P 9/00; controlling transformers, reactors or choke coils H02P 13/00; regulating frequency response, gain, maximum output, amplitude or bandwidth of amplifiers H03G; regulating tuning of resonant circuits H03J; controlling generators of electronic oscillations or pulses H03L; regulating characteristics of transmission lines H04B; controlling electric light sources H05B 37/02, H05B 39/04, H05B 41/36; electric control of X-ray apparatus H05G 1/30) [4, 5]
G05F 1/00HGRAutomatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems [1, 2006.01]
G05F 1/02UGR1
.Regulating electric characteristics of arcs (arrangements for feeding or moving of electrodes for spot or seam welding or cutting B23K 9/12; arrangements for feeding electrodes for electric heating or electric lighting H05B 7/109, H05B 31/18; automatic control of power for heating by discharge H05B 7/148) [1, 2, 2006.01]
G05F 1/04UGR2
. .by means of saturable magnetic devices [1, 2006.01]
G05F 1/06UGR2
. .by means of discharge tubes [1, 2006.01]
G05F 1/08UGR2
. .by means of semiconductor devices [1, 2006.01]
G05F 1/10UGR1
.Regulating voltage or current (G05F 1/02 takes precedence; for electric railways B60M 3/02) [1, 2006.01]
G05F 1/12UGR2
. .wherein the variable is actually regulated by the final control device is ac (G05F 1/625 takes precedence) [1, 4, 2006.01]
G05F 1/13UGR3
. . .using ferroresonant transformers as final control devices [4, 2006.01]
G05F 1/14UGR3
. . .using tap transformers or tap changing inductors as final control devices [1, 4, 2006.01]
G05F 1/147UGR4
. . . .with motor driven tap switch [4, 2006.01]
G05F 1/153UGR5
. . . . .controlled by discharge tubes or semiconductor devices [4, 2006.01]
G05F 1/16UGR4
. . . .combined with discharge tubes or semiconductor devices [1, 2006.01]
G05F 1/20UGR5
. . . . .semiconductor devices only [1, 2006.01]
G05F 1/22UGR4
. . . .combined with separate magnetic control devices having a controllable degree of saturation [1, 2006.01]
G05F 1/24UGR3
. . .using bucking or boosting transformers as final control devices [1, 2006.01]
G05F 1/247UGR4
. . . .with motor in control circuit [4, 2006.01]
G05F 1/253UGR4
. . . .the transformers including plural windings in series between source and load (G05F 1/247 takes precedence) [4, 2006.01]
G05F 1/26UGR4
. . . .combined with discharge tubes or semiconductor devices [1, 2006.01]
G05F 1/30UGR5
. . . . .semiconductor devices only [1, 2006.01]
G05F 1/32UGR3
. . .using magnetic devices having a controllable degree of saturation as final control devices [1, 2006.01]
G05F 1/325UGR4
. . . .with specific core structure, e.g. gap, aperture, slot, permanent magnet [4, 2006.01]
G05F 1/33UGR4
. . . .with plural windings through which current to be controlled is conducted [4, 2006.01]
G05F 1/335UGR5
. . . . .on different cores [4, 2006.01]
G05F 1/34UGR4
. . . .combined with discharge tubes or semiconductor devices [1, 2006.01]
G05F 1/38UGR5
. . . . .semiconductor devices only [1, 2006.01]
G05F 1/40UGR3
. . .using discharge tubes or semiconductor devices as final control devices [1, 2006.01]
G05F 1/42UGR4
. . . .discharge tubes only [1, 2006.01]
G05F 1/44UGR4
. . . .semiconductor devices only [1, 2006.01]
G05F 1/445UGR5
. . . . .being transistors in series with the load [3, 2006.01]
G05F 1/45UGR5
. . . . .being controlled rectifiers in series with the load [3, 2006.01]
G05F 1/455UGR6
. . . . . .with phase control [3, 2006.01]
G05F 1/46UGR2
. .wherein the variable actually regulated by the final control device is dc (G05F 1/625 takes precedence) [1, 4, 2006.01]
G05F 1/52UGR3
. . .using discharge tubes in series with the load as final control devices [1, 2006.01]
G05F 1/54UGR4
. . . .additionally controlled by the unregulated supply [1, 2006.01]
G05F 1/56UGR3
. . .using semiconductor devices in series with the load as final control devices [1, 2006.01]
G05F 1/563UGR4
. . . .including two stages of regulation, at least one of which is output level responsive, e.g. coarse and fine regulation [4, 2006.01]
G05F 1/565UGR4
. . . .sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor (G05F 1/563 takes precedence) [4, 2006.01]
G05F 1/567UGR5
. . . . .for temperature compensation [4, 2006.01]
G05F 1/569UGR5
. . . . .for protection [4, 2006.01]
G05F 1/571UGR6
. . . . . .with overvoltage detector [4, 2006.01]
G05F 1/573UGR6
. . . . . .with overcurrent detector [4, 2006.01]
G05F 1/575UGR4
. . . .characterised by the feedback circuit [4, 2006.01]
G05F 1/577UGR4
. . . .for plural loads [4, 2006.01]
G05F 1/585UGR5
. . . . .providing voltages of opposite polarities [4, 2006.01]
G05F 1/59UGR4
. . . .including plural semiconductor devices as final control devices for a single load [4, 2006.01]
G05F 1/595UGR5
. . . . .semiconductor devices connected in series [4, 2006.01]
G05F 1/607UGR3
. . .using discharge tubes in parallel with the load as final control devices [3, 2006.01]
G05F 1/61UGR4
. . . .including two stages of regulation, at least one of which is output level responsive [4, 2006.01]
G05F 1/613UGR3
. . .using semiconductor devices in parallel with the load as final control devices [3, 2006.01]
G05F 1/614UGR4
. . . .including two stages of regulation, at least one of which is output level responsive [4, 2006.01]
G05F 1/618UGR3
. . .using semiconductor devices in series and in parallel with the load as final control devices [4, 2006.01]
G05F 1/62UGR3
. . .using bucking or boosting dc sources [1, 2006.01]
G05F 1/625UGR2
. .wherein it is irrelevant whether the variable actually regulated is ac or dc [4, 2006.01]
G05F 1/63UGR3
. . .using variable impedances in series with the load as final control devices [4, 2006.01]
G05F 1/635UGR4
. . . .being Hall effect devices, magnetoresistors or thermistors [4, 2006.01]
G05F 1/644UGR4
. . . .being pressure-sensitive resistors [4, 2006.01]
G05F 1/648UGR4
. . . .being plural resistors among which a selection is made [4, 2006.01]
G05F 1/652UGR3
. . .using variable impedances in parallel with the load as final control devices [4, 2006.01]
G05F 1/656UGR3
. . .using variable impedances in series and in parallel with the load as final control devices [4, 2006.01]
G05F 1/66UGR1
.Regulating electric power [1, 2006.01]
G05F 1/67UGR2
. .to the maximum power available from a generator, e.g. from solar cell [4, 2006.01]
G05F 1/70UGR1
.Regulating power factor; Regulating reactive current or power [3, 2006.01]
G05F 3/00HGRNon-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties [1, 2006.01]
G05F 3/02UGR1
.Regulating voltage or current [1, 2006.01]
G05F 3/04UGR2
. .wherein the variable is ac [1, 2006.01]
G05F 3/06UGR3
. . .using combinations of saturated and unsaturated inductive devices, e g. combined with resonant circuit [1, 2006.01]
G05F 3/08UGR2
. .wherein the variable is dc [1, 2006.01]
G05F 3/10UGR3
. . .using uncontrolled devices with non-linear characteristics [1, 4, 2006.01]
G05F 3/12UGR4
. . . .being glow discharge tubes [1, 2006.01]
G05F 3/16UGR4
. . . .being semiconductor devices [3, 2006.01]
G05F 3/18UGR5
. . . . .using Zener diodes [3, 2006.01]
G05F 3/20UGR5
. . . . .using diode-transistor combinations (G05F 3/18 takes precedence) [3, 2006.01]
G05F 3/22UGR6
. . . . . .wherein the transistors are of the bipolar type only (G05F 3/26, G05F 3/30 take precedence) [4, 2006.01]
G05F 3/24UGR6
. . . . . .wherein the transistors are of the field-effect type only (G05F 3/26, G05F 3/30 take precedence) [4, 2006.01]
G05F 3/26UGR6
. . . . . .Current mirrors [4, 2006.01]
G05F 3/28UGR7
. . . . . . .combined with a non-linear current amplifier [4, 2006.01]
G05F 3/30UGR6
. . . . . .Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities (G05F 3/26 takes precedence) [4, 2006.01]
G05F 5/00HGRSystems for regulating electric variables by detecting deviations in the electric input to the system and thereby controlling a device within the system to obtain a regulated output [1, 2006.01]
G05F 5/02UGR1
.Phase controlled switching using electronic tubes or three or more terminal semiconductive devices [4, 2006.01]
G05F 5/04UGR1
.using a transformer or inductor as the final control device [4, 2006.01]
G05F 5/06UGR2
. .saturable [4, 2006.01]
G05F 5/08UGR1
.using a linearly acting final control device [4, 2006.01]
G05F 7/00HGRRegulating magnetic variables (details of apparatus for measuring magnetic variables involving magnetic resonance G01R 33/28) [1, 5, 2006.01]