by sensing movement or position of head, e.g. means moving in correspondence with head movements

Full Title

Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function > Control of operating function, e.g. switching from recording to reproducing > by sensing movement or position of head, e.g. means moving in correspondence with head movements

Classification Context

Section:

PHYSICS

Class:

INFORMATION STORAGE

Subclass:

INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER