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Class Information
Number: 341/114
Name: Coded data generation or conversion > Phase or time of phase change > Synchro or resolver signal > Control system
Description: Subject matter where there is a comparison between the desired position of an object and its actual position as measured and there is a control means which responds to the difference in these positions and attempts to minimize this difference.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7554310 |
Digital double-loop output voltage regulation |
Jun. 30, 2009 |
| 7463172 |
Signal processing device and method, signal processing program, and recording medium where the program is recorded |
Dec. 9, 2008 |
| 7394236 |
Digital double-loop output voltage regulation |
Jul. 1, 2008 |
| 7388527 |
Method of detecting abnormality of R/D converter |
Jun. 17, 2008 |
| 7321627 |
Method and system for providing zero detect and auto-mute |
Jan. 22, 2008 |
| 7274318 |
Control module, related control chip and identifying method thereof |
Sep. 25, 2007 |
| 7268710 |
Logic device for the transformation of the output of the RDC into series A-B pulses |
Sep. 11, 2007 |
| 7141956 |
Digital output voltage regulation circuit having first control loop for high speed and second control loop for high accuracy |
Nov. 28, 2006 |
| 7061411 |
Device and method for enhancing resolution of digital encoder |
Jun. 13, 2006 |
| 6954158 |
Process for automatically generating several electrical pulses using numeric default values, in particular for simulating an incremental encoder |
Oct. 11, 2005 |
| 6774683 |
Control loop for minimal tailnode excursion of differential switches |
Aug. 10, 2004 |
| 6674384 |
Process and device for making secure the processing of safety signals, on lifting apparatus |
Jan. 6, 2004 |
| 6369738 |
Time domain/frequency domain data converter with data ready feature |
Apr. 9, 2002 |
| 6304832 |
Symmetric sampling |
Oct. 16, 2001 |
| 5973620 |
Control device and process for testing position dependent signals of a position measuring device |
Oct. 26, 1999 |
| 5173696 |
Control circuitry using electronic emulation of a synchro signal for accurate control of position and rate of rotation for shafts |
Dec. 22, 1992 |
| 5079549 |
Digital resolver with a synchronous multiple count generation |
Jan. 7, 1992 |
| 4992716 |
Motor control with digital feedback |
Feb. 12, 1991 |
| 4890105 |
Step data processor for 180X and 90X compass synchro data |
Dec. 26, 1989 |
| 4857926 |
Phase-responsive angular tracking device |
Aug. 15, 1989 |
| 4401932 |
Synchro-to-step data converter |
Aug. 30, 1983 |
| 4357566 |
Transducer system with velocity signal generation |
Nov. 2, 1982 |
| 4321684 |
Digital resolver |
Mar. 23, 1982 |
| 4270120 |
Solid state synchro torque receiver driver |
May. 26, 1981 |
| 4204257 |
Numerical control resolver position measuring device |
May. 20, 1980 |
| 4138729 |
Apparatus for determining defining quantities of a planar vector |
Feb. 6, 1979 |
| 4109189 |
Phase-sensitive transducer apparatus with improved signal offset means |
Aug. 22, 1978 |
| 4084083 |
Multi-axis electronic motion generator |
Apr. 11, 1978 |
| 4067007 |
Adaptive compass drive system |
Jan. 3, 1978 |
| 4021714 |
Servo system employing a tracking digital angle encoder |
May. 3, 1977 |
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