IPC Subgroup
G11B 7/122 Flying-type heads, e.g. analogous to Winchester type in magnetic recording
Introduced: January 2012
Full Title
Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power; Record carriers therefor > Heads, e.g. forming of the optical beam spot or modulation of the optical beam > Flying-type heads, e.g. analogous to Winchester type in magnetic recording
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER