The present invention relates to neurological systems and methods of use which acquire physiological signals from a subject and stimulate the subject. The system is adapted to control the timing at which the system acquires the physiological signals from the subject and the timing of the stimulation...http://www.google.de/patents/US20080114417?utm_source=gb-gplus-sharePatent US20080114417 - Systems and methods of reducing artifact in neurological stimulation systems