A basic representation of a temporal window when the thing (e.g., indicator) is valid.
| Field Name | Type | Description |
|---|---|---|
| Start_Time0..1 | dateTime |
If not present, then client should assume infinity (i.e., temporal window is only bounded by the end-time). |
| End_Time0..1 | dateTime |
If not present, then client should assume infinity (i.e., temporal window is only bounded by the start-time). |