US Patent 7609021 Method and arrangement for monitoring signals

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Edits on 17 Sep, 2023

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Patent Inventor Names

Michael Henninger0

Sven Kretschmar0

Wolfgang Bay0

Edits on 16 Sep, 2023

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edited on 16 Sep, 2023

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Patent abstract

The invention relates to a method and to an arrangement for monitoring signals which are guided to a multi-phase motor by an end stage and the pulse width thereof is controlled by a controller. The total of the pulse widths of the signals of each phase is measured by, respectively, a counter, respectively for a predetermined program flow in the controller. The meter reading is read by a counter according to a predetermined period of time and an error signal is produced if the total amount of time exceeds a predetermined tolerance range.

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https://pdfpiw.uspto.gov/.piw?Docid=076090210

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