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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
8295414 Device for gain control and method for receiving signal Oct. 23, 2012
7928870 Signal reading system Apr. 19, 2011
7652610 Signal processing device and method, signal processing program, and recording medium where the program is recorded Jan. 26, 2010
7627477 Robust and invariant audio pattern matching Dec. 1, 2009
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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