PSDU

{
  "id": "MLC-T-IND-004549",
  "term": "PSDU",
  "field": "Industrial and trades",
  "definition": "The block of data that the media access control sublayer passes to the physical layer for transmission, short for PHY service data unit. The physical layer adds a preamble and header to it to form the PHY protocol data unit (PPDU), the complete frame sent over the medium. In IEEE 802.11 the PSDU is the MAC protocol data unit, and its length is signalled in the PHY header.",
  "subject": "Electrical engineering",
  "translations": {
    "de": "PSDU",
    "es": "PSDU",
    "fr": "PSDU"
  },
  "url": "https://mlchart.com/terminology/industrial/psdu/"
}