| Overload | Description | 
|---|---|
| TdPeriodTimestamp Constructor(TdTimestamp,TdTimestamp) | A period is created from two TdTimestamp structures that represent the lower and upper bounds of the duration. | 
| TdPeriodTimestamp Constructor(TdTimestamp,TdTimestamp,Byte) | A period is created from two TdTimestamp structures that represent the lower and upper bounds of the duration. |