The nbt_Info object is used to store all meta data in NBT. The collection of all nbt_Info object within a project is the NBTdatabase.
Meta data is any information about your project, subjects, conditions, or signals.
A new nbt_Info object can be created by
NewInfoObject = nbt_Info();
or directly from the signal file name:
NewInfoObject = nbt_CreateInfoObject(filename, FileExt);