DICOM PS3.3 2024c - Information Object Definitions

F.5.24 Waveform Directory Record Definition

The Directory Record is based on the specification of Section F.3. It is identified by a Directory Record Type (0004,1430) of Value "WAVEFORM". Table F.5-24 lists the set of Keys with their associated Types for such a Directory Record Type. The description of these Keys may be found in PS3.3 of the DICOM Standard in the Modules related to the Waveform IE of Waveform IODs. This Directory Record shall be used to reference a Waveform SOP Instance. This Type of Directory Record may reference a Lower-Level Directory Entity that includes one or more Directory Records as defined in Table F.4-1.

Table F.5-24. Waveform Keys




Attribute Description

Specific Character Set



Required if an extended or replacement character set is used in one of the Keys.

Instance Number



Content Date



Content Time



Any other Attribute of the Waveform IE Modules



Because Referenced SOP Instance UID in File (0004,1511) may be used as a "pseudo" Directory Record Key (see Table F.3-3), it is not duplicated in this list of Keys.

DICOM PS3.3 2024c - Information Object Definitions