CPC Main Group
G11B 9/00 Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor (G11B11/00 takes precedence )
6 direct subcodes
Child Classifications
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- G11B 9/02 using ferroelectric record carriers; Record carriers therefor
- G11B 9/04 using record carriers having variable electric resistance; Record carriers therefor
- G11B 9/06 using record carriers having variable electrical capacitance; Record carriers therefor (G11B9/02 takes precedence)
- G11B 9/08 using electrostatic charge injection; Record carriers therefor
- G11B 9/10 using electron beam; Record carriers therefor (G11B9/08 takes precedence )
- G11B 9/12 using near-field interactions; Record carriers therefor