OFDMModAcc:Results:PPDU Info:Number of Space Time Streams
- Updated2025-10-13
- 1 minute(s) read
Returns the number of space time streams.
The value is decoded for various standards as follows:
| Standard | Derivation |
|---|---|
| 802.11n | Derived from the MCS field and STBC field of the HT-SIG. |
| 802.11ac | Derived from the NSTS field of the VHT-SIG-A. |
| 802.11ax | Derived from the HE-SIG-A for HE SU PPDU and HE Extended Range PPDU. Derived from the HE-SIG-B for HE MU PPDU. |
| 802.11be | Derived from the EHT-SIG for EHT MU PPDU. |
| 802.11bn | Derived from the UHR-SIG for UHR MU PPDU. |
For all other configurations, the property returns the value of 1.
Use "user<n>" as the selector string to read this result.
Remarks
The following table lists the characteristics of this property.
| Short Name | OFDMModAcc Results Num Space Time Streams |
| Data type |  |
| Permissions | Read Only |
| High-level VIs | N/A |
| Resettable | No |