1
Ron J Kadlec, Charles R Watt, Christopher J Turner: Digital servo system with biased feed-forward. DPHI Acquisitions, Jonathan Hallman, MacPherson Kwok Chen & Heid, March 28, 2006: US07020054 (12 worldwide citation)

A digital servo system with a biased feed-forward control is disclosed. The biased feed-forward control determines the low frequency component of a control signal from the digital servo system. The low frequency component can then be added to a future control signal to form an adjusted control signa ...


2
Ron J Kadlec, Charles R Watt, Christopher J Turner: Digital servo system with biased feed-forward. DataPlay, Gary J Edwards, SKJERVEN MORRILL MacPHERSON, September 26, 2002: US20020136113-A1

A digital servo system with a biased feed-forward control is disclosed. The biased feed-forward control determines the low frequency component of a control signal from the digital servo system. The low frequency component can then be added to a future control signal to form an adjusted control signa ...