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Class Information
Number: 341/171
Name: Coded data generation or conversion > Analog to or from digital conversion > Analog to digital conversion > Using magnetic or cryogenic components
Description: Subject matter wherein particular magnetic components or components used at very low temperatures near absolute zero form an essential part of an analog to digital conversion.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7501877 |
Superconducting single flux quantum modulator circuit |
Mar. 10, 2009 |
| 6542088 |
Multiturn rotary encoder with multiple code carriers coupled by a reduction gear |
Apr. 1, 2003 |
| 6452520 |
Gated counter analog-to-digital converter with error correction |
Sep. 17, 2002 |
| 5942997 |
Correlated superconductor single flux quantum analog-to-digital converter |
Aug. 24, 1999 |
| 5420586 |
Superconducting analog to digital converter type circuit |
May. 30, 1995 |
| 5398030 |
High-performance superconducting digital-to-analog converter employing double-junction squid flip-flops |
Mar. 14, 1995 |
| 5345114 |
Superconductor logic and switching circuits |
Sep. 6, 1994 |
| 5341136 |
Bandpass sigma-delta modulator for analog-to-digital converters |
Aug. 23, 1994 |
| 5327130 |
Spur-free sigma-delta modulator and multiple flux quanta feedback generator |
Jul. 5, 1994 |
| 5272479 |
High sensitivity superconductive digitizer |
Dec. 21, 1993 |
| 5227792 |
Superconducting analog-to-digital converter with a triple-junction reversible flip-flop bidirectional counter |
Jul. 13, 1993 |
| 5099238 |
Parallel analog to digital converter |
Mar. 24, 1992 |
| 5089817 |
High resolution encoder |
Feb. 18, 1992 |
| 5019818 |
Superconducting analog-to-digital converter with grounded four-junction squid bidirectional counter |
May. 28, 1991 |
| 5012243 |
Superconducting analog-to-digital converter with floating four-junction squid bidirectional counter |
Apr. 30, 1991 |
| 5012238 |
Absolute encoder |
Apr. 30, 1991 |
| 4987415 |
High resolution encoder |
Jan. 22, 1991 |
| 4963871 |
Analog-to-digital converter using superconducting material |
Oct. 16, 1990 |
| 4956642 |
Superconducting analog to digital converter |
Sep. 11, 1990 |
| 4940983 |
A/D converters |
Jul. 10, 1990 |
| 4922250 |
Superconducting analog-to-digital converter with bidirectional counter |
May. 1, 1990 |
| 4899145 |
Encoder and method of adjusting magnetic fields of the same |
Feb. 6, 1990 |
| 4893121 |
Printwheel and encoder assembly |
Jan. 9, 1990 |
| 4879488 |
Vernier for superconducting analog-to-digital converter |
Nov. 7, 1989 |
| 4841228 |
Apparatus for indicating the resistive characteristic of a capacitor |
Jun. 20, 1989 |
| 4672359 |
Superconducting analog-to-digital converter and digital magnetometer and related method for its use |
Jun. 9, 1987 |
| 4646060 |
Superconducting analog-to-digital converter with bidirectional counter |
Feb. 24, 1987 |
| 4536744 |
Analog to digital converter for precision measurements of A.C. signals |
Aug. 20, 1985 |
| 4315255 |
Multiple-quantum interference superconducting analog-to-digital converter |
Feb. 9, 1982 |
| 4179750 |
Magnetic bubble type D/A converter |
Dec. 18, 1979 |
| 3983419 |
Analog waveform transducing circuit |
Sep. 28, 1976 |
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