IPC Subgroup
G11B 7/123 Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
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 > Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
1 direct subcode
Child Classifications
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- G11B 7/124 the integrated head arrangements including waveguides