G05B 2219/37317
Derive position from current, voltage, back electromotive force bemf
G05B2219/37317 (Derive position from current, voltage, back electromotive force bemf) appears on 7 US grants and 5 published applications in this corpus.
Search patents in G05B- Granted patents
- 7
- Published applications
- 5
- Assignees
- 7
- Inventors
- 18
- Latest grant
- 18 Aug 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and circuit arrangement for detecting motor load without sensors and for controlling motor current according to load for a stepper motor18 Aug 2015US 9,112,439 B2Trinamic Motion Control GmbH & Co. KG
- Powered panel moving system11 Nov 2008US 7,449,852 B2Nartron Corporation
- Powered panel moving system25 Dec 2007US 7,312,591 B2NPC, Inc.
- Control system, lithographic apparatus, device manufacturing method, and device manufactured thereby13 Jun 2006US 7,061,587 B2ASML Netherlands B. V.
- Method and device for controlling position sensorless motor19 Nov 2002US 6,483,270 B1Seiko Epson Corporation
- Method and circuit arrangement for detecting motor load without sensors and for controlling motor current according to load for a stepper motor29 Aug 2013US 2013/0221894 A1Trinamic Motion Control GmbH & Co. KG
- Industrial robot and method to operate an industrial robot10 Jun 2010US 2010/0145519 A1
- Powered panel moving system7 Feb 2008US 2008/0030156 A1NPC, Inc.
- Powered panel moving system14 Sep 2006US 2006/0202651 A1NPC, Inc.
- Control system, lithographic apparatus, device manufacturing method, and device manufactured thereby2 Dec 2004US 2004/0238758 A1ASML Netherlands B. V.
Most cited
By later US patents
- Method and device for controlling position sensorless motor67US 6,483,270 B1Seiko Epson Corporation · 2002
- Powered panel moving system30US 7,312,591 B2NPC, Inc. · 2007
- Powered panel moving system26US 7,449,852 B2Nartron Corporation · 2008
- Back emf loop closure20US 4,764,711 AE-Systems, Inc. · 1988
- Closed loop control system and method using back EMF estimator11US 5,589,749 AHoneywell Inc. · 1996