Methods and apparatus pulse-width modulation that use a counter and a modulus device
US5471635A · kind A · utility
10Cited by
14References
3Claims
0Family size
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Inventor
Key dates
| Filing date | May 31, 1994 |
| Grant date | Nov 28, 1995 |
| Priority date | — |
| Expiry date | May 31, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F1/025
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Methods are provided for generating a square wave of variable duty cycle using a microprocessor and an interval timer. The duty cycle can be changed without changing the period. The duty cycle is changed on a rising or a falling edge of the signal as desired.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.