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Class Information
Number: 327/531
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific identifiable device, circuit, or system > With specific source of supply or bias voltage > Fluctuating or ac source with rectifier or filter
Description: Subject matter wherein the power supply is converted from an alternating or fluctuating input voltage or current to a direct current or voltage via a rectifier circuit or is smoothed or integrated by a filter circuit.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5459654 |
Apparatus for generating positive and negative supply rails from operating motor control circuit |
Oct. 17, 1995 |
| 5434532 |
Low headroom manufacturable bandgap voltage reference |
Jul. 18, 1995 |
| 5394105 |
Device for contactless energy and data transmission |
Feb. 28, 1995 |
| 5341047 |
Level shifter circuit |
Aug. 23, 1994 |
| 5313111 |
Substrate slew circuit providing reduced electron injection |
May. 17, 1994 |
| 5307006 |
Optical voltage reference |
Apr. 26, 1994 |
| 5304875 |
Efficient transistor drive circuit for electrical power converter circuits and the like |
Apr. 19, 1994 |
| 5036229 |
Low ripple bias voltage generator |
Jul. 30, 1991 |
| 4941080 |
Full wave rectifier circuit |
Jul. 10, 1990 |
| 4843358 |
Electrically positionable short-circuits |
Jun. 27, 1989 |
| 4821165 |
High voltage DC power supply |
Apr. 11, 1989 |
| 4594517 |
Power down sensor |
Jun. 10, 1986 |
| 4490655 |
Bi-directional driver system for electrical load |
Dec. 25, 1984 |
| 4489245 |
D.C. Voltage bias circuit in an integrated circuit |
Dec. 18, 1984 |
| 4481429 |
Bias supply for A.C. line powered apparatus |
Nov. 6, 1984 |
| 4409496 |
MOS Device including a substrate bias generating circuit |
Oct. 11, 1983 |
| 4409500 |
Operational rectifier and bias generator |
Oct. 11, 1983 |
| 4356431 |
Magnetron energizing circuit |
Oct. 26, 1982 |
| 4268779 |
Circuit for controlling current flow from an A.C. source to a load |
May. 19, 1981 |
| 4256431 |
Self-driven forage harvester |
Mar. 17, 1981 |
| 4227257 |
Power supply circuit for an electronic tuning type receiver with a memory element |
Oct. 7, 1980 |
| 4198660 |
Supply circuit |
Apr. 15, 1980 |
| 4097768 |
Rectifier |
Jun. 27, 1978 |
| 4068134 |
Barrier height voltage reference |
Jan. 10, 1978 |
| 4005370 |
Power supply means for magnetron |
Jan. 25, 1977 |
| 3940681 |
Wide amplitude range detecting circuit |
Feb. 24, 1976 |
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