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Class Information
Number: 341/117
Name: Coded data generation or conversion > Phase or time of phase change > Synchro or resolver signal > Digital signal to analog resolver or synchro signal
Description: Subject matter for converting from a digital input to analog values which represent the angular position of a resolver or synchro rotor relative to a reference position.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8643519 On-chip calibration method Feb. 4, 2014
8576102 Calibration method and circuit Nov. 5, 2013
8514111 Hybrid digital-to-synchro converter unit Aug. 20, 2013
8451151 Successive approximation analog to digital converter with capacitor mismatch calibration and method thereof May. 28, 2013
8446303 System and method of analog-to-digital converters May. 21, 2013
8441378 Capacitor mismatch error correction in pipeline analog-to-digital converters May. 14, 2013
8332451 Programmable CORDIC Processor Dec. 11, 2012
8289197 System having correction unit and correcting method thereof Oct. 16, 2012
8279097 Background calibration of analog-to-digital converters Oct. 2, 2012
8264388 Frequency integrator with digital phase error message for phase-locked loop applications Sep. 11, 2012
8248281 High speed, high resolution, high precision voltage source/AWG system for ATE Aug. 21, 2012
8144041 Electronic device Mar. 27, 2012
8130871 Integrated circuit having radio receiver and methods for use therewith Mar. 6, 2012
8125360 On-chip calibration method Feb. 28, 2012
8022847 Signal processing device Sep. 20, 2011
8018360 Systems and methods for mitigating latency in a data detector feedback loop Sep. 13, 2011
7991359 Receiver, transceiver circuit, signal transmission method, and signal transmission system Aug. 2, 2011
7973685 Method and apparatus for filtering digital signals Jul. 5, 2011
7928872 Analog-to-digital converter Apr. 19, 2011
7880649 Analog digital converting apparatus, analog digital converting method, test apparatus, program and recording medium Feb. 1, 2011
7864089 Fast fourier transformation-based analog-to-digital converter calibration system Jan. 4, 2011
7864090 Analog-to-digital converting apparatus with lower temperature dependence Jan. 4, 2011
7821434 Apparatus and method for efficient analog-to-digital conversion Oct. 26, 2010
7796068 System and method of multi-channel signal calibration Sep. 14, 2010
7773012 A/D converter Aug. 10, 2010
7750830 Calibration device and method thereof for pipelined analog-to-digital converter Jul. 6, 2010
7724165 Audio codec and built-in self test method for the same May. 25, 2010
7663520 A/D conversion apparatus Feb. 16, 2010
7652602 Signal interface circuit Jan. 26, 2010
7620131 Digital clock controller, radio receiver, and methods for use therewith Nov. 17, 2009
7557743 D/A converter Jul. 7, 2009
7551108 Inverter system with input signal-processing apparatus and method for the same Jun. 23, 2009
7541952 Method and apparatus for offset and gain compensation for analog-to-digital converters Jun. 2, 2009
7541958 Error reduction for parallel, time-interleaved analog-to-digital converter Jun. 2, 2009
7538708 Efficient, selective error reduction for parallel, time-interleaved analog-to-digital converter May. 26, 2009
7535382 High speed quadrature counter May. 19, 2009
7432837 System and method for correcting DC offset Oct. 7, 2008
7417571 Method for providing a correlation Aug. 26, 2008
7391347 Radio receiver, system on a chip integrated circuit and methods for use therewith Jun. 24, 2008
7388528 Coding method and device for determining absolute angular position Jun. 17, 2008
7365661 Power converter circuitry and method Apr. 29, 2008
7348910 Reference module apparatus and method therefor Mar. 25, 2008
7289051 Digital-to-analog converters including charge pumps and related automatic laser power control devices and methods Oct. 30, 2007
7187309 Angle computation method and apparatus for variable reluctance resolver Mar. 6, 2007
7126514 Inverter control device and inverter control method Oct. 24, 2006
7084790 Device to effectuate a digital estimate of a periodic electric signal, related method and control system for an electric motor which comprises said device Aug. 1, 2006
7046177 Servo system, apparatus comprising a servo system, sigma delta modulator, and integrated circuit comprising a sigma delta modulator May. 16, 2006
6911925 Linearity compensation by harmonic cancellation Jun. 28, 2005
6894629 Resolver/digital converter May. 17, 2005
6778922 Decoder for three phase signal Aug. 17, 2004

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