G05B 2219/42181
Rom contains sin and cos table to drive step motor
G05B2219/42181 (Rom contains sin and cos table to drive step motor) appears on 4 US grants and 3 published applications in this corpus.
Search patents in G05B- Granted patents
- 4
- Published applications
- 3
- Assignees
- 3
- Inventors
- 3
- Latest grant
- 24 Dec 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
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| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
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| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Stepper trajectory driver with numerical controlled oscillators operated at frequency provided by a synchronized clock signal24 Dec 2019US 10,516,356 B2Microchip Technology Incorporated
- Stepper trajectory driver with numerical controlled oscillators operated at frequency provided by a synchronized clock signal16 Oct 2018US 10,103,659 B2Microchip Technology Incorporated
- Motor control apparatus and motor control method25 Jan 2005US 6,847,180 B2Seiko Epson Corporation
- Stepping motor control14 Nov 1989US 4,881,161 AWisconsin Alumni Research Foundation
- Stepper Trajectory Driver With Numerical Controlled Oscillators Operated at Frequency Provided by a Synchronized Clock Signal24 Jan 2019US 2019/0028047 A1Microchip Technology Incorporated
- Stepper Trajectory Driver8 Jun 2017US 2017/0163190 A1Microchip Technology Incorporated
- Motor control apparatus and motor control method19 Feb 2004US 2004/0032235 A1Seiko Epson Corporation
Most cited
By later US patents
- Stepping motor control8US 4,881,161 AWisconsin Alumni Research Foundation · 1989
- Stepper trajectory driver with numerical controlled oscillators operated at frequency provided by a synchronized clock signal1US 10,103,659 B2Microchip Technology Incorporated · 2018
- Motor control apparatus and motor control method1US 6,847,180 B2Seiko Epson Corporation · 2005