CPC Subgroup
G06F 16/63 Querying
Full Title
Information retrieval; Database structures therefor; File system structures therefor > of audio data > Querying
3 direct subcodes
Child Classifications
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- G06F 16/632 Query formulation
- G06F 16/635 Filtering based on additional data, e.g. user or group profiles
- G06F 16/638 Presentation of query results