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Class Information
Number: 341/116
Name: Coded data generation or conversion > Phase or time of phase change > Synchro or resolver signal > Analog resolver or synchro signal to digital signal
Description: Subject matter for converting from an angular position of a resolver or synchro rotor relative to a reference position to a digital signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7549916 |
Cabin pressure control system and method that implements high-speed sampling and averaging techniques to compute cabin pressure rate of change |
Jun. 23, 2009 |
| 7541951 |
Tracking loop type digital angle converter and angle/digital converting apparatus |
Jun. 2, 2009 |
| 7538700 |
Angular position detector and rotary electric device drive unit including the same |
May. 26, 2009 |
| 7535982 |
Method and apparatus for adjusting phase of sampling frequency of ADC |
May. 19, 2009 |
| 7535382 |
High speed quadrature counter |
May. 19, 2009 |
| 7496462 |
Encoding signal processing device and signal processing method therefor |
Feb. 24, 2009 |
| 7489260 |
Resolver hall decoding circuit |
Feb. 10, 2009 |
| 7456603 |
Phase detection circuit, resolver/digital converter using the circuit, and control system using the converter |
Nov. 25, 2008 |
| 7432836 |
Multiplexed signal conditioner |
Oct. 7, 2008 |
| 7417571 |
Method for providing a correlation |
Aug. 26, 2008 |
| 7382295 |
Control unit for electric power steering apparatus |
Jun. 3, 2008 |
| 7352305 |
Method and circuit for interpolating encoder output |
Apr. 1, 2008 |
| 7352304 |
Interpolation apparatus in encoder |
Apr. 1, 2008 |
| 7321113 |
Precision material-handling robot employing high-resolution, compact absolute encoder |
Jan. 22, 2008 |
| 7253395 |
Absolute encoder employing concatenated, multi-bit, interpolated sub-encoders |
Aug. 7, 2007 |
| 7205916 |
Digital method and apparatus for resolving shaft position |
Apr. 17, 2007 |
| 7199727 |
Electrostatic encoder and electrostatic displacement measuring method |
Apr. 3, 2007 |
| 7196643 |
Resolver arrangement |
Mar. 27, 2007 |
| 7194394 |
Method and apparatus for detecting and correcting inaccuracies in curve-fitted models |
Mar. 20, 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 |
| 7119717 |
Encoder output divider and R/D converter |
Oct. 10, 2006 |
| 7064692 |
Solid-state synchro/resolver converter |
Jun. 20, 2006 |
| 7047145 |
Compensation method of resolver detected position |
May. 16, 2006 |
| 7046176 |
Rotary encoder |
May. 16, 2006 |
| 7015840 |
Resolver/digital converter |
Mar. 21, 2006 |
| 7012399 |
Position detector correction method and electrically-powered steering apparatus |
Mar. 14, 2006 |
| 7012397 |
Encoder and control apparatus for motor |
Mar. 14, 2006 |
| 7009535 |
Resolver/digital converter and control apparatus using the same |
Mar. 7, 2006 |
| 6972700 |
Resolver/digital converter and control apparatus using the same |
Dec. 6, 2005 |
| 6943711 |
Frequency-digital signal conversion circuit |
Sep. 13, 2005 |
| 6912427 |
Programmable limit switch with distributed intelligence |
Jun. 28, 2005 |
| 6894629 |
Resolver/digital converter |
May. 17, 2005 |
| 6891489 |
Cross-talk linearity connection |
May. 10, 2005 |
| 6861966 |
Method for providing a digital current fluctuation signal |
Mar. 1, 2005 |
| 6778922 |
Decoder for three phase signal |
Aug. 17, 2004 |
| 6744230 |
Method and apparatus for fine resolution brushless motor control |
Jun. 1, 2004 |
| 6707401 |
Calculation processing device of resolver signal |
Mar. 16, 2004 |
| 6639529 |
System and method for delay calibration in position encoders |
Oct. 28, 2003 |
| 6615152 |
Abnormality detecting method and device for position detecting device, and electric power steering device |
Sep. 2, 2003 |
| 6608573 |
Automatic resolution changing method and circuit for use in digital conversion of two-phase sinusoidal wave signals |
Aug. 19, 2003 |
| 6608574 |
Device, system, and method for compensating for isolation and cable delays in an SSI encoder interface circuit |
Aug. 19, 2003 |
| 6583738 |
Positioning system |
Jun. 24, 2003 |
| 6507305 |
Pipelined analog-to-digital converter with noise shaping |
Jan. 14, 2003 |
| 6489908 |
Wireless local loop terminal and system having high speed, high resolution, digital-to-analog converter with off-line sigma-delta conversion and storage |
Dec. 3, 2002 |
| 6486805 |
Frequency to digital converter |
Nov. 26, 2002 |
| 6469651 |
Multi-function type absolute converter |
Oct. 22, 2002 |
| 6426712 |
Fault-signal generators and methods for resolver systems |
Jul. 30, 2002 |
| 6407684 |
Method and device for estimating the frequency of a digital signal |
Jun. 18, 2002 |
| 6377194 |
Analog computation device using separated analog signals, each having a specified amount of resolution, and signal restoration devices |
Apr. 23, 2002 |
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